1 2016-04-30 Alan Modra <amodra@gmail.com>
3 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7 2016-04-30 Alan Modra <amodra@gmail.com>
10 * config/rs6000/rs6000.c (fixed_reg_p): New function.
11 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
14 2016-04-30 Alan Modra <amodra@gmail.com>
16 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18 flag_pic test for Darwin.
20 2016-04-30 Alan Modra <amodra@gmail.com>
22 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24 (REG_FREQ_CALLS_CROSSED): Delete.
25 (REG_N_THROWING_CALLS_CROSSED): Delete.
26 * regstat.c (regstat_bb_compute_ri): Don't calculate
27 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
28 (dump_reg_info): Don't print call cross frequency.
29 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
30 and REG_N_THROWING_CALLS_CROSSED.
32 2016-04-30 Alan Modra <amodra@gmail.com>
34 * regs.h (struct reg_info_t): Delete live_length.
35 (REG_LIVE_LENGTH): Delete macro.
36 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
37 local_live, local_processed and local_live_last_luid params.
38 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
40 (regstat_compute_ri): Adjust for above. Don't set
42 (dump_reg_info): Don't print live length.
43 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
44 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
45 Localize loop_depth var.
47 2016-04-30 Alan Modra <amodra@gmail.com>
49 * ira.c (enum valid_equiv): New.
50 (validate_equiv_mem): Return enum.
51 (update_equiv_mem): Create replacement in more cases.
52 (add_store_equivs): Update validate_equiv_mem call.
54 2016-04-30 Alan Modra <amodra@gmail.com>
56 * ira.c (combine_and_move_insns): Rather than scanning insns,
57 use DF infrastucture to find use and def insns.
59 2016-04-30 Alan Modra <amodra@gmail.com>
61 ira.c (combine_and_move_insns): Move invariant conditions..
62 (ira.c): ..to here. Call combine_and_move_insns before
63 add_store_equivs. Call grow_reg_equivs later. Allocate
64 req_equiv later using max_reg_num() rather than global max_regno.
65 (contains_replace_regs): Delete.
66 (add_store_equivs): Remove contains_replace_regs test.
68 2016-04-30 Alan Modra <amodra@gmail.com>
70 * ira.c (struct equiv_mem_data): New.
71 (equiv_mem, equiv_mem_modified): Delete static vars.
72 (validate_equiv_mem_from_store): Use "data" param to communicate..
73 (validate_equiv_mem): ..from here.
75 2016-04-30 Alan Modra <amodra@gmail.com>
77 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
79 (update_reg_equivs): ..here. Move allocation and freeing of
80 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
81 end_alias_analysis to..
84 2016-04-30 Alan Modra <amodra@gmail.com>
86 * ira.c (pdx_subregs): Delete.
87 (struct equivalence): Add pdx_subregs field.
88 (set_paradoxical_subreg): Remove pdx_subregs param. Update
90 (update_equiv_regs): Don't create or free pdx_subregs. Update
93 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
95 * config/rs6000/altivec.h: Change definitions of vec_xl and
97 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
98 (LD_ELEMREV_V2DI): New.
99 (LD_ELEMREV_V4SF): New.
100 (LD_ELEMREV_V4SI): New.
101 (LD_ELEMREV_V8HI): New.
102 (LD_ELEMREV_V16QI): New.
103 (ST_ELEMREV_V2DF): New.
104 (ST_ELEMREV_V2DI): New.
105 (ST_ELEMREV_V4SF): New.
106 (ST_ELEMREV_V4SI): New.
107 (ST_ELEMREV_V8HI): New.
108 (ST_ELEMREV_V16QI): New.
111 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
112 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
113 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
114 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
115 (altivec_expand_builtin): Add handling for
116 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
117 (rs6000_invalid_builtin): Add error-checking for
118 RS6000_BTM_P9_VECTOR.
119 (altivec_init_builtins): Define builtins used to implement vec_xl
121 (rs6000_builtin_mask_names): Define power9-vector.
122 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
123 (RS6000_BTM_P9_VECTOR): Define.
124 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
125 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
126 (vsx_ld_elemrev_v2df): Likewise.
127 (vsx_ld_elemrev_v4sf): Likewise.
128 (vsx_ld_elemrev_v4si): Likewise.
129 (vsx_ld_elemrev_v8hi): Likewise.
130 (vsx_ld_elemrev_v16qi): Likewise.
131 (vsx_st_elemrev_v2df): Likewise.
132 (vsx_st_elemrev_v2di): Likewise.
133 (vsx_st_elemrev_v4sf): Likewise.
134 (vsx_st_elemrev_v4si): Likewise.
135 (vsx_st_elemrev_v8hi): Likewise.
136 (vsx_st_elemrev_v16qi): Likewise.
137 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
140 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
142 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
144 (simplify_control_stmt_condition_1): ... here. Recurse into
145 BIT_AND_EXPRs and BIT_IOR_EXPRs.
147 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
150 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
151 (zero_extendqi<mode>2_dot): Revert earlier conversion from
152 define_insn_and_split to define_insn.
153 (zero_extendqi<mode>2_dot2): Same.
154 (extendqi<mode>2_dot): Same.
155 (extendqi<mode>2_dot2): Same.
157 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
160 (probe_stack): New expander.
161 (probe_stack_<mode>): New insn pattern.
163 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
165 * config/i386/i386.md
166 (operations with memory inputs setting flags peephole2):
167 Remove uneeded REG_P checks. Cleanup pattern generation.
169 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
171 * tree-vect-loop.c (vect_transform_loop): Fix
172 nb_iterations_upper_bound computation for vectorized loop.
174 2016-04-29 Marek Polacek <polacek@redhat.com>
175 Jakub Jelinek <jakub@redhat.com>
178 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
179 TARGET_EXPR_SLOT as a base.
181 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
183 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
184 with 'rCm2' constraints to limit possible immediate size.
185 (*load_zeroextendqisi_update): Likewise.
186 (*load_signextendqisi_update): Likewise.
187 (*loadhi_update): Likewise.
188 (*load_zeroextendhisi_update): Likewise.
189 (*load_signextendhisi_update): Likewise.
190 (*loadsi_update): Likewise.
191 (*loadsf_update): Likewise.
193 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/predicates.md (constm1_operand): Fix comparison.
197 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
199 * testsuite/gcc.target/arc/ieee_eq.c: New test.
201 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
203 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
204 remaining SH5 related settings.
205 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
206 shmedia_prepare_call_address): Delete.
207 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
208 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
209 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
210 UNSUPPORTED_SH2A): Remove m5 checks.
211 (sh_divide_strategy_e): Remove SH5 division strategies.
212 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
213 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
215 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
217 * config/s390/s390.c (s390_rtx_costs): Update documentation.
219 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
221 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
222 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
224 * config/s390/vector.md ("mov<mode>"): Likewise.
226 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
228 * config/s390/constraints.md ("U", "W"): Invoke
229 s390_mem_constraint with "ZR" and "ZT".
230 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
231 addresses when using LRA. Accept also short displacements for S
232 and T constraints. Do not check for long displacement target for
234 (s390_mem_constraint): Remove handling of U and W constraints.
235 * config/s390/s390.md (various patterns): Remove the short
236 displacement constraints (Q and R) if a long displacement
237 constraint is present. Add longdisp as required CPU capability.
238 * config/s390/vector.md: Likewise.
239 * config/s390/vx-builtins.md: Likewise.
241 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
244 * reload1.c (reload): Call finish_spills before
245 restarting reload loop. Skip select_reload_regs
246 if update_eliminables_and_spill returns true.
248 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
250 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
251 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
252 (umulhisi3_imm): Update predicates and constraint letters.
253 (umulhisi3_reg): Declare instruction as commutative.
254 * config/arc/constraints.md (J12, J16): New constraints.
255 * config/arc/predicates.md (short_unsigned_const_operand): New
257 (arc_short_operand): Likewise.
258 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
260 2016-04-29 Richard Biener <rguenther@suse.de>
262 PR tree-optimization/13962
263 PR tree-optimization/65686
264 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
265 * tree-ssa-alias.c (ptrs_compare_unequal): New function
266 using PTA to compare pointers.
267 * match.pd: Add pattern for pointer equality compare simplification
268 using ptrs_compare_unequal.
270 2016-04-29 Richard Biener <rguenther@suse.de>
272 * stor-layout.c (layout_type): Do not build a pointer-to-element
275 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
277 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
278 Use SWI mode iterator. Use general_reg_operand predicate.
279 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
280 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
283 2016-04-29 Jakub Jelinek <jakub@redhat.com>
286 * fold-const.c (operand_equal_p): Don't verify hash value equality
288 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
291 2016-04-28 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
295 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
296 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
297 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
298 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
300 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
302 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
303 to info. Don't initialize separate fields to 0. Clean up
306 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.md (peephole2s for operations with memory inputs):
309 Use SWI mode iterator.
310 (peephole2s for operations with memory outputs): Ditto.
311 Do not check for stack checking probe.
313 (probe_stack): Remove expander.
315 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
316 Andrew Burgess <andrew.burgess@embecosm.com>
318 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
321 2016-04-28 Jason Merrill <jason@redhat.com>
323 * gdbinit.in: Skip line-map.h.
325 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
326 Andrew Burgess <andrew.burgess@embecosm.com>
328 * config/arc/arc.c (arc_conditional_register_usage): Take
329 TARGET_RRQ_CLASS into account.
330 (arc_print_operand): Support printing 'p' and 's' operands.
331 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
333 (TARGET_RRQ_CLASS): Define.
334 (IS_POWEROF2_OR_0_P): Define.
335 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
337 (*tst_movb): New define_insn.
338 (*tst): Avoid recognition if it could prevent '*tst_movb'
339 combination; replace c/CnL with c/Chs alternative.
340 (*tst_bitfield_tst): New define_insn.
341 (*tst_bitfield_asr): New define_insn.
342 (*tst_bitfield): New define_insn.
343 (andsi3_i): Add Rrq variant.
344 (extzv): New define_expand.
345 (insv): New define_expand.
346 (*insv_i): New define_insn.
347 (*movb): New define_insn.
348 (*movb_signed): New define_insn.
349 (*movb_high): New define_insn.
350 (*movb_high_signed): New define_insn.
351 (*movb_high_signed + 1): New define_split pattern.
352 (*mrgb): New define_insn.
353 (*mrgb + 1): New define_peephole2 pattern.
354 (*mrgb + 2): New define_peephole2 pattern.
355 * config/arc/arc.opt (mbitops): New option for nps400, uses
356 TARGET_NPS_BITOPS_DEFAULT.
357 * config/arc/constraints.md (q): Make register class conditional.
358 (Rrq): New register constraint.
359 (Chs): New constraint.
360 (Clo): New constraint.
361 (Chi): New constraint.
362 (Cbf): New constraint.
363 (Cbn): New constraint.
364 (C18): New constraint.
365 (Cbi): New constraint.
367 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
369 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
371 (bitmap_intersection_of_preds): Ditto.
372 (bitmap_union_of_succs): Ditto.
373 (bitmap_union_of_preds): Ditto.
374 * sbitmap.c (do_popcount): Delete.
375 (BITMAP_DEBUGGING): Delete.
376 (sbitmap_verify_popcount): Delete.
377 (sbitmap_alloc): Don't initialize the popcount field.
378 (sbitmap_alloc_with_popcount): Delete.
379 (sbitmap_resize): Don't resize the popcount array.
380 (sbitmap_vector_alloc): Don't initialize the popcount field.
381 (bitmap_copy): Don't copy the popcount array.
382 (bitmap_clear): Don't clear the popcount array.
383 (bitmap_clear): Delete the popcount array handling.
384 (bitmap_ior_and_compl): Delete the popcount assert.
386 (bitmap_and_compl): Ditto.
387 (bitmap_and): Delete the popcount array handling.
390 (bitmap_or_and): Delete the popcount assert.
391 (bitmap_and_or): Ditto.
392 (popcount_table): Delete.
393 (sbitmap_elt_popcount): Delete.
394 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
395 (bitmap_set_bit): Delete the popcount assert.
396 (bitmap_clear_bit): Ditto.
397 (sbitmap_free): Don't free the popcount array.
398 (sbitmap_alloc_with_popcount): Delete declaration.
399 (sbitmap_popcount): Ditto.
401 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
402 Andrew Burgess <andrew.burgess@embecosm.com>
404 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
405 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
406 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
407 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
408 * config/arc/arc.opt (mcmem): New option.
409 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
410 supply length for r/m alternative.
411 (*extendqisi2_ac): Likewise.
412 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
414 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
415 (movhi_insn): Likewise.
416 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
417 (*zero_extendqihi2_i): Add r/Ucm alternative.
418 (*zero_extendqisi2_ac): Likewise.
419 (*zero_extendhisi2_i): Likewise.
420 * config/arc/constraints.md (Uex): New memory constraint.
421 (Ucm): New define_constraint.
422 * config/arc/predicates.md (long_immediate_loadstore_operand):
423 Return 0 for MEM with cmem_address address.
424 (cmem_address_0): New predicates.
425 (cmem_address_1): Likewise.
426 (cmem_address_2): Likewise.
427 (cmem_address): Likewise.
429 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
431 * config/rs6000/rs6000.c (machine_function): Rename
432 insn_chain_scanned_p to spe_insn_chain_scanned_p.
433 (rs6000_stack_info): Adjust.
435 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
436 Andrew Burgess <andrew.burgess@embecosm.com>
438 * config/arc/constraints.md (Usd): Convert to define_constraint.
442 2016-04-28 Jakub Jelinek <jakub@redhat.com>
445 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
446 Add new peephole2 where the first insn is *mov<mode>_or instead of
449 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
451 * tracer.c (bb_seen): Make static.
453 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
455 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
456 support, setup defaults.
457 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
458 * config/arc/arc.c (arc_init): Add NPS400 support.
459 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
460 (TARGET_ARC700): NPS400 is also an ARC700.
461 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
463 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
466 * config/nds32/nds32.md (casesi): Don't access the operands array
469 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
471 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
472 (or $-1,reg peephole2): Ditto.
473 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
475 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
477 * doc/extend.texi (Common Function Attributes) [optimize]:
478 Discourage use of the optimize attribute.
480 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
482 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
483 special case builtin.
484 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
485 ALTIVEC_BUILTIN_VEC_ADDE.
486 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
487 support for ALTIVEC_BUILTIN_VEC_ADDE.
488 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
489 for __builtin_vec_adde.
491 2016-04-28 Jakub Jelinek <jakub@redhat.com>
493 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
494 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
496 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * doc/sourcebuild.texi (Effective-Target Keywords, Other
500 attributes): Document cilkplus_runtime.
502 2016-04-28 Martin Jambor <mjambor@suse.cz>
504 * tree-cfg.c (verify_expr): Verify that local declarations belong to
505 this function. Call verify_expr on MEM_REFs and bases of other
508 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
510 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
511 for WORD_REGISTER_OPERATIONS to runtime check.
513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
515 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
517 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
519 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
520 big-endian compilation.
521 * config/arc/arc.md (addf3): Likewise.
525 2016-04-28 Richard Biener <rguenther@suse.de>
527 PR tree-optimization/70840
528 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
529 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
530 Mark x * pow(x,c) -> pow(x,c+1) commutative.
531 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
533 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
535 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
536 and explain why in a comment.
538 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
540 * config/arc/arc.md (cpu_facility): Add fpx variant.
541 (subdf3): Prohibit use reverse sub when assist operations option
543 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
544 instructions only when FPX is enabled.
545 * testsuite/gcc.target/arc/trsub.c: New test.
547 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
550 mult_operator when calculating "type" attribute.
551 (*fop_<mode>_1_i387): Ditto.
552 (*fop_xf_1_i387): Ditto.
553 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
554 Use std::swap to swap operands. Use RTL expressions to generate
557 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
558 Joern Rennecke <joern.rennecke@embecosm.com>
560 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
562 (emit_pic_move): Remove.
563 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
564 * config/arc/arc.c (emit_pic_move): Removed.
565 (TARGET_HAVE_TLS): Define.
566 (arc_conditional_register_usage): Test for arc_tp_regno.
567 (arc_print_operand, arc_print_operand_address): Handle TLS
569 (arc_needs_pcl_p): New function.
570 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
571 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
572 (arc_raw_symbolic_reference_mentioned_p): Likewise.
573 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
574 (arc_legitimize_tls_address): Likewise.
575 (DTPOFF_ZERO_SYM): Define.
576 (arc_legitimize_pic_address): Make it static, handle TLS cases.
577 (arc_output_pic_addr_const): Print TLS unspecs.
578 (prepare_pic_move): New function, replaces emit_pic_move.
579 (arc_legitimate_constant_p): Handle TLS unspecs.
580 (arc_legitimate_address_p): Likewise.
581 (arc_rewrite_small_data_p): Use assert for TLS constants.
582 (prepare_move_operands): Use prepare_pic_move.
583 (arc_legitimize_address): Legitimize tls addresses.
584 (arc_epilogue_uses): Check for arc_tp_regno.
585 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
586 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
588 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
590 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
591 %(arc_tls_extra_start_spec).
592 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
593 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
595 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
596 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
597 (UNSPEC_TLS_OFF): Add.
599 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
600 (get_thread_pointersi): New patterns.
601 * config/arc/arc.opt (mtp-regno): New option.
602 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
603 (move_dest_operand): Likewise.
604 * configure: Regenerate.
605 * configure.ac: Add arc*-*-* case to test for tls.
606 * doc/invoke.texi (ARC options): Document mtp-regno.
608 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
610 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
611 the new ARC HS SIMD instructions.
612 (arc_preferred_simd_mode): New function.
613 (arc_autovectorize_vector_sizes): Likewise.
614 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
615 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
616 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
617 (arc_init_builtins): Add new SIMD builtin types.
618 (arc_split_move): Handle 64 bit vector moves.
619 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
620 (TARGET_PLUS_QMACW): Define.
621 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
622 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
623 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
624 (VSUBADD4H): New builtins.
625 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
626 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
628 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
629 Matthias Klose <doko@debian.org>
631 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
633 2016-04-28 Richard Biener <rguenther@suse.de>
636 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
639 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
641 * common/config/sh/sh-common.c: Remove SH5 support.
642 * config/sh/constraints.md: Likewise.
643 * config/sh/config/sh/elf.h: Likewise.
644 * config/sh/linux.h: Likewise.
645 * config/sh/netbsd-elf.h: Likewise.
646 * config/sh/predicates.md: Likewise.
647 * config/sh/sh-c.c: Likewise.
648 * config/sh/sh-protos.h: Likewise.
649 * config/sh/sh.c: Likewise.
650 * config/sh/sh.h: Likewise.
651 * config/sh/sh.md: Likewise.
652 * config/sh/sh.opt: Likewise.
653 * config/sh/sync.md: Likewise.
654 * config/sh/sh64.h: Delete.
655 * config/sh/shmedia.h: Likewise.
656 * config/sh/shmedia.md: Likewise.
657 * config/sh/sshmedia.h: Likewise.
658 * config/sh/t-netbsd-sh5-64: Likewise.
659 * config/sh/t-sh64: Likewise.
660 * config/sh/ushmedia.h: Likewise.
662 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (sign_extend to memory peephole2s): Use
665 general_reg_operand instead of register_operand predicate.
667 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
669 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
671 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
673 * match.pd (A - B > A, A + B < A): New transformations.
675 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
677 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
678 which defaults to true. Emit an outer pair of parentheses only if
679 EMIT_PARENS. When continuing a chain of && or || (or & or |),
680 don't emit parentheses for the right-hand operand.
682 2016-04-27 Jeff Law <law@redhat.com>
684 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
686 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
688 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
689 (altivec_lvx_<mode>_internal): Document.
690 (altivec_lvx_<mode>_2op): New define_insn.
691 (altivec_lvx_<mode>_1op): Likewise.
692 (altivec_lvx_<mode>_2op_si): Likewise.
693 (altivec_lvx_<mode>_1op_si): Likewise.
694 (altivec_stvx_<mode>): Remove.
695 (altivec_stvx_<mode>_internal): Document.
696 (altivec_stvx_<mode>_2op): New define_insn.
697 (altivec_stvx_<mode>_1op): Likewise.
698 (altivec_stvx_<mode>_2op_si): Likewise.
699 (altivec_stvx_<mode>_1op_si): Likewise.
700 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
701 Expand vec_ld and vec_st during parsing.
702 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
704 (altivec_expand_stvx_be): Likewise.
705 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
706 address-masking behavior in RTL.
707 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
708 address-masking behavior in RTL.
709 (altivec_expand_builtin): Change builtin code arguments for calls
710 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
711 (insn_is_swappable_p): Avoid incorrect swap optimization in the
712 presence of lvx/stvx patterns.
713 (alignment_with_canonical_addr): New function.
714 (alignment_mask): Likewise.
715 (find_alignment_op): Likewise.
716 (recombine_lvx_pattern): Likewise.
717 (recombine_stvx_pattern): Likewise.
718 (recombine_lvx_stvx_patterns): Likewise.
719 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
720 stvx patterns from expand.
721 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
723 (vector_altivec_store_<mode>): Likewise.
725 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
727 * config/aarch64/aarch64.md
728 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
729 remove the "fp" attributes.
730 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
731 add the "simd" attributes.
732 (*movdf_aarch64): Likewise.
733 (*movtf_aarch64): Remove the "fp" attributes.
734 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
735 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
737 2016-04-27 David Malcolm <dmalcolm@redhat.com>
739 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
740 rtx to rtx_code_label *.
741 * rtl.h (maybe_set_first_label_num): Likewise.
743 2016-04-27 David Malcolm <dmalcolm@redhat.com>
745 * df-core.c (df_add_problem): Make the problem param be const.
746 (df_remove_problem): Make local "problem" be const.
747 * df-problems.c (problem_RD): Make const.
748 (problem_LR): Likewise.
749 (problem_LIVE): Likewise.
750 (problem_MIR): Likewise.
751 (problem_CHAIN): Likewise.
752 (problem_WORD_LR): Likewise.
753 (problem_NOTE): Likewise.
754 (problem_MD): Likewise.
755 * df-scan.c (problem_SCAN): Likewise.
756 * df.h (struct df_problem): Make field "dependent_problem" be
758 (struct dataflow): Likewise for field "problem".
759 (df_add_problem): Make param const.
761 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
764 inter-unit moves to/from vector registers are enabled. Do not disable
767 2016-04-27 David Malcolm <dmalcolm@redhat.com>
769 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
770 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
772 (enum df_problem_id): ...this new enum.
773 (struct df_problem): Convert field "id" from "int" to
776 2016-04-27 David Malcolm <dmalcolm@redhat.com>
778 * rtl.def: Update comment for "things in the instruction chain" to
779 reflect the removal of the leading "i" field for INSN_UID in
780 r210360. Fix bogus apostrophe.
782 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/i386.md
785 (lea arith with mem operand + setcc peephole2): Set operator mode.
787 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
790 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
791 (dimode_scalar_to_vector_candidate_p): This.
792 (timode_scalar_to_vector_candidate_p): New function.
793 (scalar_to_vector_candidate_p): Likewise.
794 (timode_check_non_convertible_regs): Likewise.
795 (timode_remove_non_convertible_regs): Likewise.
796 (remove_non_convertible_regs): Likewise.
797 (remove_non_convertible_regs): Renamed to ...
798 (dimode_remove_non_convertible_regs): This.
799 (scalar_chain::~scalar_chain): Make it virtual.
800 (scalar_chain::compute_convert_gain): Make it pure virtual.
801 (scalar_chain::mark_dual_mode_def): Likewise.
802 (scalar_chain::convert_insn): Likewise.
803 (scalar_chain::convert_registers): Likewise.
804 (scalar_chain::add_to_queue): Make it protected.
805 (scalar_chain::emit_conversion_insns): Likewise.
806 (scalar_chain::replace_with_subreg): Likewise.
807 (scalar_chain::replace_with_subreg_in_insn): Likewise.
808 (scalar_chain::convert_op): Likewise.
809 (scalar_chain::convert_reg): Likewise.
810 (scalar_chain::make_vector_copies): Likewise.
811 (scalar_chain::convert_registers): New pure virtual function.
812 (class dimode_scalar_chain): New class.
813 (class timode_scalar_chain): Likewise.
814 (scalar_chain::mark_dual_mode_def): Renamed to ...
815 (dimode_scalar_chain::mark_dual_mode_def): This.
816 (timode_scalar_chain::mark_dual_mode_def): New function.
817 (timode_scalar_chain::convert_insn): Likewise.
818 (dimode_scalar_chain::convert_registers): Likewise.
819 (scalar_chain::compute_convert_gain): Renamed to ...
820 (dimode_scalar_chain::compute_convert_gain): This.
821 (scalar_chain::replace_with_subreg): Renamed to ...
822 (dimode_scalar_chain::replace_with_subreg): This.
823 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
824 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
825 (scalar_chain::make_vector_copies): Renamed to ...
826 (dimode_scalar_chain::make_vector_copies): This.
827 (scalar_chain::convert_reg): Renamed to ...
828 (dimode_scalar_chain::convert_reg ): This.
829 (scalar_chain::convert_op): Renamed to ...
830 (dimode_scalar_chain::convert_op): This.
831 (scalar_chain::convert_insn): Renamed to ...
832 (dimode_scalar_chain::convert_insn): This.
833 (scalar_chain::convert): Call convert_registers.
834 (convert_scalars_to_vector): Change to scalar_chain pointer to
835 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
836 in 32-bit mode. Delete scalar_chain pointer. Call
837 free_dominance_info in 64-bit mode.
838 (pass_stv::gate): Remove TARGET_64BIT check.
839 (ix86_option_override): Put the 64-bit STV pass before the CSE
842 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
844 * dwarf2out.h (struct dw_loc_descr_node): Remove the
845 dw_loc_frame_offset field.
846 * dwarf2out.c (new_loc_descr): Likewise.
847 (resolve_args_picking_1): Turn the VISITED hash set into a
848 FRAME_OFFSET hash map. Use it to associate a frame offset to
849 visited nodes. Remove uses of the CHECKING_P macro.
850 (resolve_args_picking): Update call to resolve_args_picking_1.
852 2016-04-27 Martin Liska <mliska@suse.cz>
854 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
855 (free_loop_data): Release vuses of groups.
857 2016-04-27 Bin Cheng <bin.cheng@arm.com>
859 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
860 instead of redundant use_id and boolean have_use_for.
861 (struct iv_use): Change sub_id into group_id. Remove field next.
862 Move fields: related_cands, n_map_members, cost_map and selected
864 (struct iv_group): ... here. New structure.
865 (struct iv_common_cand): Use structure declaration directly.
866 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
867 (MAX_CONSIDERED_USES): Rename macro to ...
868 (MAX_CONSIDERED_GROUPS): ... here.
869 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
870 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
871 (dump_uses): Rename to ...
872 (dump_groups): ... here. Update all uses.
873 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
874 (find_induction_variables): Refactor format of dump information.
875 (record_sub_use): Delete.
876 (record_use): Update all uses.
877 (record_group): New function.
878 (record_group_use, find_interesting_uses_op): Call above functions.
880 (find_interesting_uses_cond): Ditto.
881 (group_compare_offset): New function.
882 (split_all_small_groups): Rename to ...
883 (split_small_address_groups_p): ... here. Update all uses.
884 (split_address_groups): Update all uses.
885 (find_interesting_uses): Refactor format of dump information.
886 (add_candidate_1): Update all uses. Remove redundant check on iv,
888 (add_candidate, record_common_cand): Remove redundant assert.
889 (add_iv_candidate_for_biv): Update use.
890 (add_iv_candidate_derived_from_uses): Update all uses.
891 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
892 (alloc_use_cost_map): Ditto.
893 (set_use_iv_cost, get_use_iv_cost): Rename to ...
894 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
895 (determine_use_iv_cost_generic): Ditto.
896 (determine_group_iv_cost_generic): Ditto.
897 (determine_use_iv_cost_address): Ditto.
898 (determine_group_iv_cost_address): Ditto.
899 (determine_use_iv_cost_condition): Ditto.
900 (determine_group_iv_cost_cond): Ditto.
901 (determine_use_iv_cost): Ditto.
902 (determine_group_iv_cost): Ditto.
903 (set_autoinc_for_original_candidates): Update all uses.
904 (find_iv_candidates): Update all uses. Refactor dump information.
905 (determine_use_iv_costs): Ditto.
906 (determine_iv_costs): Ditto.
907 (iv_ca_cand_for_use): Rename to ...
908 (iv_ca_cand_for_group): ... here. Update all uses.
909 (iv_ca_add_use, iv_ca_add_group): Ditto.
910 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
911 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
912 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
913 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
914 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
915 (create_new_iv, adjust_iv_update_pos): Ditto.
916 (rewrite_use_address): Delete.
917 (rewrite_use_address_1): Rename to ...
918 (rewrite_use_address): ... here.
919 (rewrite_use_compare): Update all uses.
920 (rewrite_use): Delete.
921 (rewrite_uses): Rename to ...
922 (rewrite_groups): ... here. Update all uses.
923 (remove_unused_ivs, free_loop_data): Update all uses.
924 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
926 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
928 * rtlanal.c (nonzero_bits1): Convert preprocessor check
929 for WORD_REGISTER_OPERATIONS to runtime check.
931 2016-04-27 Richard Biener <rguenther@suse.de>
934 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
935 aggregate_value_p to determine if a function result is
936 returned by reference.
937 (ipa_pta_execute): Functions having their address taken are
938 not automatically nonlocal.
940 2016-04-27 Jakub Jelinek <jakub@redhat.com>
943 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
944 * fold-const.c (operand_equal_p): If flag_checking and
945 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
946 and if it returns non-zero, assert iterative_hash_expr on both
949 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
951 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
953 2016-04-27 Nick Clifton <nickc@redhat.com>
956 * varasm.c (merge_weak): Generate an error if an attempt is made
957 to convert a non-weak static function into a weak, public function.
959 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
961 * params.def (MAX_PARTITION_SIZE): New param.
962 * doc/invoke.texi: Document lto-max-partition.
964 2016-04-27 Richard Biener <rguenther@suse.de>
967 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
968 function cummulating used_from_other_partition, externally_visible
969 and force_output from aliases.
970 (refered_from_nonlocal_var): Likewise.
971 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
974 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
976 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
977 (-Wmemset-elt-size): New item.
979 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
982 * stor-layout.h (internal_reference_types): Delete.
983 * stor-layout.c (reference_types_internal): Likewise.
984 (internal_reference_types): Likewise.
985 (layout_type) <REFERENCE_TYPE>: Adjust.
987 2016-04-27 Jakub Jelinek <jakub@redhat.com>
990 * tree.h (inchash::add_expr): Add FLAGS argument.
991 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
992 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
993 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
994 Formatting fix. Adjust recursive calls. For tcc_comparison,
995 if swap_tree_comparison (code) is smaller than code, hash that
996 and arguments in the other order. Hash CONVERT_EXPR the same
997 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
998 of ADDR_EXPR of decl as the decl itself. Add or remove
999 OEP_ADDRESS_OF from recursive flags as needed. For
1000 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1001 operands commutatively and only the third one normally.
1002 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1004 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1006 * config/rtems.h (LIB_SPEC): Add -latomic.
1008 2016-04-27 Joel Sherrill <joel@rtems.org>
1010 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1011 xilink.ld and flags not relevant to RTEMS.
1013 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1015 * toplev.c (backend_init_target): Avoid calling init_reload when using
1018 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1020 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1021 for loops rather than one for the whole function.
1023 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1025 * match.pd (X + CST CMP X): New transformation.
1027 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1029 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1030 * fold-const.c (fold_binary_loc): Remove 2 transformations
1031 superseded by match.pd.
1032 * match.pd (x+x -> x*2): Generalize to integers.
1034 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1036 * config/i386/i386.md (operation on memory peephole): Duplicate an
1037 existing peephole and adapt it to match lea rather than an operation
1040 PR rtl-optimization/57193
1041 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1043 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1045 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1047 * tree-if-conv.c (any_pred_load_store): New static variable.
1048 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1049 any_pred_load_store instead of and_mask_load_store.
1050 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1051 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1052 (combine_blocks, tree_if_conversion): Ditto.
1054 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1056 PR tree-optimization/70771
1057 PR tree-optimization/70775
1058 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1059 virtual PHI nodes. Delete parameter.
1060 (if_convertible_loop_p_1): Delete argument to above function.
1061 (predicate_all_scalar_phis): Delete code handling single-argument
1063 (tree_if_conversion): Mark and update virtual SSA.
1065 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1068 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1069 (x86_elf_aligned_common): Rename to ...
1070 (x86_elf_aligned_decl_common): ... this.
1071 Add decl arg. Switch to .lbss for largecomm object. Use
1072 LARGECOMM_SECTION_ASM_OP.
1073 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1075 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1076 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1078 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1079 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1081 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1084 * config/i386/i386.c (SECTION_LARGE): Define.
1085 (x86_64_elf_select_section): Set it for large data/bss sections.
1086 Only clear SECTION_WRITE for .lrodata.
1087 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1089 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1090 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1091 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1093 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1094 * doc/tm.texi: Regenerate.
1096 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1099 * configure.ac (--enable-checking): Document extra flag, for
1100 non-release builds default to --enable-checking=yes,extra.
1101 If misc checking and extra checking, define CHECKING_P to 2 instead
1103 * common.opt (fchecking=): Add.
1104 * doc/invoke.texi (-fchecking=): Document.
1105 * doc/install.texi: Document --enable-checking changes.
1106 * configure: Regenerated.
1107 * config.in: Regenerated.
1109 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1112 attribute instead of which_alternative.
1113 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1114 Use EXT_REX_SSE_REG_P where appropriate.
1116 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/predicates.md (const0_operand): Do not match
1119 const_wide_int code.
1120 (const1_operand): Ditto.
1122 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1125 for SSE constm1 operands and TARGET_AVX512VL.
1126 (*movti_internal): Ditto.
1127 (*mov<mode>_or): Use constm1_operand predicate.
1128 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1129 for SSE vector_all_ones operands and TARGET_AVX512VL.
1130 * config/i386/predicates.md (constm1_operand): New predicate.
1131 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1132 emission of constant -1 load.
1134 2016-04-25 Jason Merrill <jason@redhat.com>
1136 * gdbinit.in: Skip is-a.h.
1138 * attribs.c (register_scoped_attributes): Fix logic.
1139 * attribs.h: Declare register_scoped_attributes.
1141 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1143 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1144 stxvd2x and stxvw4x built-in functions.
1146 2016-04-25 DJ Delorie <dj@redhat.com>
1148 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1149 (ashrhi3): Likewise.
1150 (lshrhi3): Likewise.
1152 2016-04-25 Richard Biener <rguenther@suse.de>
1154 PR tree-optimization/70780
1155 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1157 (compute_antic): Mark blocks with abnormal preds as visited as
1158 they have a final empty antic-in solution already.
1160 2016-04-25 Michael Collison <michael.collison@linaro.org>
1162 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1164 2016-04-25 Michael Collison <michael.collison@linaro.org>
1166 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1167 mode is VQI to improve mixed mode vectorization.
1168 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1169 define_insn to match low half of signed vaddw.
1170 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1171 define_insn to match high half of signed vaddw.
1172 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1173 define_insn to match low half of unsigned vaddw.
1174 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1175 define_insn to match high half of unsigned vaddw.
1176 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1177 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1178 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1180 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1181 * config/arm/predicates.md (vect_par_constant_high): Support
1182 big endian and simplify by calling
1183 arm_simd_check_vect_par_cnst_half
1184 (vect_par_constant_low): Likewise.
1186 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1189 predicate for operand 2.
1191 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1192 H.J. Lu <hongjiu.lu@intel.com>
1194 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1195 machine_mode argument.
1196 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1197 constm1_rtx operands. For VOIDmode constants, get mode from
1198 pred_mode. Check mode size if the mode is supported by ABI.
1199 (standard_sse_constant_opcode): Do not use standard_constant_p.
1200 Strictly check ABI support for all-ones operands.
1201 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1202 immediates. Update calls to standard_sse_constant_p.
1203 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1204 (ix86_rtx_costs): Ditto.
1205 * config/i386/i386.md (*movxi_internal_avx512f): Use
1206 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1207 Use (v,BC) alternative instead of (v,C). Use register_operand
1208 checks instead of MEM_P.
1209 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1210 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1211 isa attribute. Use register_operand checks instead of MEM_P.
1212 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1213 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1214 alternative and corresponding sse2 isa attribute.
1215 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1216 to standard_sse_constant_p.
1217 (FP constant splitters): Ditto.
1218 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1220 * config/i386/predicates.md (constm1_operand): Remove.
1221 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1222 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1223 vector_all_ones_operand instead of constm1_operand.
1225 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1227 * print-rtl.c (print_rtx_insn_vec): New function.
1228 * print-rtl.h: New prototype.
1229 * store-motion.c (struct st_expr): Make avail_stores a vector.
1230 (st_expr_entry): Adjust.
1231 (free_st_expr_entry): Likewise.
1232 (print_store_motion_mems): Likewise.
1233 (find_moveable_store): Likewise.
1234 (compute_store_table): Likewise.
1235 (delete_store): Likewise.
1236 (build_store_vectors): Likewise.
1238 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1240 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1242 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1244 * vec.h (vec_safe_contains): New function.
1245 (vec::contains): Likewise.
1246 (vec::begin): Likewise.
1247 (vec::end): Likewise.
1249 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1252 * cfgexpand.c (expand_stack_vars): Fix typo.
1254 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1256 * system.h (list, map, set, vector): Include conditionally.
1257 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1258 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1259 * ipa-icf.c (INCLUDE_LIST): Define.
1260 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1261 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1262 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1263 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1264 * cp/logic.cc (INCLUDE_LIST): Define.
1265 * fortran/trans-common.c (INCLUDE_MAP): Define.
1267 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1269 * auto-profile.c: Remove <string.h> include.
1270 * ipa-icf-gimple.c: Remove <list> include.
1271 * diagnostic.c: Remove <new> include.
1272 * genmatch.c: Likewise.
1273 * pretty-print.c: Likewise.
1274 * toplev.c: Likewise
1275 * c/c-objc-common.c: Likewise.
1276 * cp/error.c: Likewise.
1277 * fortran/error.c: Likewise.
1279 2016-04-22 Richard Biener <rguenther@suse.de>
1281 * lto-streamer-in.c (input_ssa_names): Do not allocate
1282 GIMPLE_NOP for all SSA names.
1283 * lto-streamer-out.c (output_ssa_names): Do not output
1284 SSA names that should have been released.
1286 2016-04-22 Richard Biener <rguenther@suse.de>
1288 PR tree-optimization/70740
1289 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1292 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1295 * config/i386/predicates.md (call_insn_operand): Replace
1296 sibcall_memory_operand with memory_operand.
1298 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1300 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1301 has_single_use() tests.
1302 (register_edge_assert_for_1): Likewise.
1303 (find_assert_locations_1): Check the liveness bitmap instead of
1304 checking has_single_use().
1306 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1309 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1310 Extract AVX-512BW constraint from AVX.
1312 2016-04-21 Richard Biener <rguenther@suse.de>
1314 PR tree-optimization/70725
1315 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1316 for phi_convertible_by_degenerating_args.
1317 (predicate_all_scalar_phis): Handle single-argument PHIs.
1319 2016-04-21 Richard Biener <rguenther@suse.de>
1322 * fold-const.c (fold_comparison): Return properly typed
1325 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1327 PR tree-optimization/70715
1328 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1329 after expanding BASE using expand_simple_operations.
1331 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1333 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1334 New transformations.
1336 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1338 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1340 2016-04-20 Jan Hubicka <jh@suse.cz>
1342 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1343 ultiimate_alias_target.
1344 (update_callee_keys): Likewise.
1345 (lookup_recursive_calls): Likewise.
1346 (speculation_useful_p): Likewise.
1348 2016-04-20 Jan Hubicka <jh@suse.cz>
1351 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1352 (set_nothrow_flag_1): ... this; handle interposition correctly;
1353 recurse on aliases and thunks.
1354 (cgraph_node::set_nothrow_flag): New.
1355 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1356 functions compiled with non-call exceptions that binds to current
1358 (propagate_nothrow): Be safe WRT interposition.
1359 * cgraph.h (set_nothrow_flag): Update prototype.
1361 2016-04-18 Jan Hubicka <jh@suse.cz>
1363 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1364 max_loop_iterations_int.
1365 (tree_unswitch_outer_loop): Likewise.
1367 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1369 PR tree-optimization/69489
1370 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1371 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1372 Revise dump message.
1373 (if_convertible_bb_p): Remove check on edge count of basic block's
1376 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1378 PR tree-optimization/56625
1379 PR tree-optimization/69489
1380 * tree-data-ref.h (DR_INNERMOST): New macro.
1381 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1382 hashing struct innermost_loop_behavior.
1383 (ref_DR_map): Remove.
1384 (innermost_DR_map): New map.
1385 (baseref_DR_map): Revise comment.
1386 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1387 to innermost_DR_map accroding to its innermost loop behavior.
1388 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1389 to its innermost loop behavior.
1390 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1391 Add initialization for innermost_DR_map. Record memory reference
1392 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1393 have innermost loop behavior.
1394 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1397 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1400 *lea_general_1. Use explicit SWI12 mode interator.
1401 (*lea<mode>_general_2): Rename from *lea_general_2.
1402 Use explicit SWI12 mode interator.
1403 (*lea<mode>_general_3): Rename from *lea_general_3.
1404 Use explicit SWI12 mode interator.
1405 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1406 Use explicit SWI12 mode interator.
1407 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1408 Use explicit SWI48 mode interator.
1410 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1412 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1413 Short-cut unaligned load and store cases. Handle all integer
1415 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1416 and store cases. Call ix86_avx256_split_vector_move_misalign
1417 directly without checking mode class.
1419 2016-04-20 Andrew Pinski <apinski@cavium.com>
1420 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1423 * config/aarch64/aarch64.md (sibcall): Force call
1424 address to be DImode for ILP32.
1425 (sibcall_value): Likewise.
1427 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1429 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1431 2016-04-20 Richard Biener <rguenther@suse.de>
1433 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1434 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1435 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1436 (maybe_push_res_to_seq): Adjust.
1437 * gimple-fold.c (maybe_build_generic_op): Likewise.
1439 2016-04-20 Marek Polacek <polacek@redhat.com>
1441 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1444 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1446 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1447 use kmovw to support AVX512F target.
1449 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1451 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1453 2016-04-20 Marek Polacek <polacek@redhat.com>
1455 PR tree-optimization/70725
1456 * tree-if-conv.c (is_false_predicate): New function.
1457 (predicate_mem_writes): Use it.
1459 2016-04-20 Richard Biener <rguenther@suse.de>
1461 PR tree-optimization/70726
1462 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1463 shift amounts from a pattern stmt operand.
1465 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1468 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1469 stack_restore_from_fpr pattern when restoring r15.
1470 (s390_optimize_prologue): Strip away the memory barrier in the
1471 parallel when trying to get rid of restore insns.
1472 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1473 definition for loading the stack pointer from an FPR. Compared to
1474 the normal move insn this pattern includes a full memory barrier.
1476 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1479 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1480 implicitly linear or lastprivate iterator on the outer context.
1482 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1484 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1486 * config/i386/i386.md (ssememalign): Removed.
1487 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1489 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1492 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1493 const short * to __builtin_ia32_loaddquhi512_mask.
1494 (_mm512_maskz_loadu_epi16): Likewise.
1495 (_mm512_mask_storeu_epi16): Pass short * to
1496 __builtin_ia32_storedquhi512_mask.
1497 (_mm512_mask_loadu_epi8): Pass const char * to
1498 __builtin_ia32_loaddquqi512_mask.
1499 (_mm512_maskz_loadu_epi8): Likewise.
1500 (_mm512_mask_storeu_epi8): Pass char * to
1501 __builtin_ia32_storedquqi512_mask.
1502 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1503 const double * to __builtin_ia32_loadupd512_mask.
1504 (_mm512_mask_loadu_pd): Likewise.
1505 (_mm512_maskz_loadu_pd): Likewise.
1506 (_mm512_storeu_pd): Pass double * to
1507 __builtin_ia32_storeupd512_mask.
1508 (_mm512_mask_storeu_pd): Likewise.
1509 (_mm512_loadu_ps): Pass const float * to
1510 __builtin_ia32_loadups512_mask.
1511 (_mm512_mask_loadu_ps): Likewise.
1512 (_mm512_maskz_loadu_ps): Likewise.
1513 (_mm512_storeu_ps): Pass float * to
1514 __builtin_ia32_storeups512_mask.
1515 (_mm512_mask_storeu_ps): Likewise.
1516 (_mm512_mask_loadu_epi64): Pass const long long * to
1517 __builtin_ia32_loaddqudi512_mask.
1518 (_mm512_maskz_loadu_epi64): Likewise.
1519 (_mm512_mask_storeu_epi64): Pass long long *
1520 to __builtin_ia32_storedqudi512_mask.
1521 (_mm512_loadu_si512): Pass const int * to
1522 __builtin_ia32_loaddqusi512_mask.
1523 (_mm512_mask_loadu_epi32): Likewise.
1524 (_mm512_maskz_loadu_epi32): Likewise.
1525 (_mm512_storeu_si512): Pass int * to
1526 __builtin_ia32_storedqusi512_mask.
1527 (_mm512_mask_storeu_epi32): Likewise.
1528 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1529 char * to __builtin_ia32_storedquqi256_mask.
1530 (_mm_mask_storeu_epi8): Likewise.
1531 (_mm256_mask_loadu_epi16): Pass const short * to
1532 __builtin_ia32_loaddquhi256_mask.
1533 (_mm256_maskz_loadu_epi16): Likewise.
1534 (_mm_mask_loadu_epi16): Pass const short * to
1535 __builtin_ia32_loaddquhi128_mask.
1536 (_mm_maskz_loadu_epi16): Likewise.
1537 (_mm256_mask_loadu_epi8): Pass const char * to
1538 __builtin_ia32_loaddquqi256_mask.
1539 (_mm256_maskz_loadu_epi8): Likewise.
1540 (_mm_mask_loadu_epi8): Pass const char * to
1541 __builtin_ia32_loaddquqi128_mask.
1542 (_mm_maskz_loadu_epi8): Likewise.
1543 (_mm256_mask_storeu_epi16): Pass short * to.
1544 __builtin_ia32_storedquhi256_mask.
1545 (_mm_mask_storeu_epi16): Pass short * to.
1546 __builtin_ia32_storedquhi128_mask.
1547 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1548 const double * to __builtin_ia32_loadupd256_mask.
1549 (_mm256_maskz_loadu_pd): Likewise.
1550 (_mm_mask_loadu_pd): Pass onst double * to
1551 __builtin_ia32_loadupd128_mask.
1552 (_mm_maskz_loadu_pd): Likewise.
1553 (_mm256_mask_storeu_pd): Pass double * to
1554 __builtin_ia32_storeupd256_mask.
1555 (_mm_mask_storeu_pd): Pass double * to
1556 __builtin_ia32_storeupd128_mask.
1557 (_mm256_mask_loadu_ps): Pass const float * to
1558 __builtin_ia32_loadups256_mask.
1559 (_mm256_maskz_loadu_ps): Likewise.
1560 (_mm_mask_loadu_ps): Pass const float * to
1561 __builtin_ia32_loadups128_mask.
1562 (_mm_maskz_loadu_ps): Likewise.
1563 (_mm256_mask_storeu_ps): Pass float * to
1564 __builtin_ia32_storeups256_mask.
1565 (_mm_mask_storeu_ps): ass float * to
1566 __builtin_ia32_storeups128_mask.
1567 (_mm256_mask_loadu_epi64): Pass const long long * to
1568 __builtin_ia32_loaddqudi256_mask.
1569 (_mm256_maskz_loadu_epi64): Likewise.
1570 (_mm_mask_loadu_epi64): Pass const long long * to
1571 __builtin_ia32_loaddqudi128_mask.
1572 (_mm_maskz_loadu_epi64): Likewise.
1573 (_mm256_mask_storeu_epi64): Pass long long * to
1574 __builtin_ia32_storedqudi256_mask.
1575 (_mm_mask_storeu_epi64): Pass long long * to
1576 __builtin_ia32_storedqudi128_mask.
1577 (_mm256_mask_loadu_epi32): Pass const int * to
1578 __builtin_ia32_loaddqusi256_mask.
1579 (_mm256_maskz_loadu_epi32): Likewise.
1580 (_mm_mask_loadu_epi32): Pass const int * to
1581 __builtin_ia32_loaddqusi128_mask.
1582 (_mm_maskz_loadu_epi32): Likewise.
1583 (_mm256_mask_storeu_epi32): Pass int * to
1584 __builtin_ia32_storedqusi256_mask.
1585 (_mm_mask_storeu_epi32): Pass int * to
1586 __builtin_ia32_storedqusi128_mask.
1587 * config/i386/i386-builtin-types.def (PCSHORT): New.
1589 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1590 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1591 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1592 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1593 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1594 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1595 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1596 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1597 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1598 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1599 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1600 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1601 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1602 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1603 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1604 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1605 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1606 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1607 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1608 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1609 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1610 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1611 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1612 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1613 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1614 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1615 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1616 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1617 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1618 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1619 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1620 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1621 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1622 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1623 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1624 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1625 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1626 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1627 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1628 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1629 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1630 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1631 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1632 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1633 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1634 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1635 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1636 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1637 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1639 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1640 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1642 (ix86_expand_vector_move_misalign): Likewise.
1643 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1644 to scalar function prototype for unaligned load/store builtins.
1645 (ix86_expand_special_args_builtin): Updated.
1646 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1647 (UNSPEC_STOREU): Likewise.
1648 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1649 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1650 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1651 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1652 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1653 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1654 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1655 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1656 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1657 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1658 (<avx512>_storedqu<mode>_mask): Likewise.
1659 (*sse4_2_pcmpestr_unaligned): Likewise.
1660 (*sse4_2_pcmpistr_unaligned): Likewise.
1661 (*mov<mode>_internal): Renamed to ...
1662 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1663 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1664 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1665 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1667 2016-04-19 Richard Biener <rguenther@suse.de>
1669 PR tree-optimization/70171
1670 * tree-ssa-phiprop.c: Include stor-layout.h.
1671 (phiprop_insert_phi): Handle the aggregate copy case.
1672 (propagate_with_phi): Likewise.
1674 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1677 instead of simplify_gen_subreg (... , 0).
1678 (ix86_delegitimize_address): Ditto.
1679 (ix86_split_divmod): Ditto.
1680 (ix86_split_copysign_const): Ditto.
1681 (ix86_split_copysign_var): Ditto.
1682 (ix86_expand_args_builtin): Ditto.
1683 (ix86_expand_round_builtin): Ditto.
1684 (ix86_expand_special_args_builtin): Ditto.
1685 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1686 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1687 (udivmodqi4): Ditto.
1688 (absneg splitters): Ditto.
1689 (*jcc_bt<mode>_1): Ditto.
1691 2016-04-19 Richard Biener <rguenther@suse.de>
1693 PR tree-optimization/70724
1694 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1695 restoring out from ...
1696 (free_scc_vn): ... here.
1697 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1698 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1700 (pass_fre::execute): Restore SSA info.
1702 2016-04-19 Richard Biener <rguenther@suse.de>
1704 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1705 * gimple-walk.c (walk_gimple_op): Initialize it.
1706 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1707 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1708 remapping SSA names of defs.
1709 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1712 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1715 * lra-constraints.c (equiv_substition_p): New.
1716 (process_alt_operands): Use it.
1717 (swap_operands): Swap it.
1718 (curr_insn_transform): Update it.
1720 2016-04-18 Michael Matz <matz@suse.de>
1722 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1723 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1724 * tree-core.h (tree_type_common.align): Use bit-field.
1725 (tree_type_common.spare): New.
1726 (tree_decl_common.off_align): Make smaller.
1727 (tree_decl_common.align): Use bit-field.
1729 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1730 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1731 (scan_sharing_clauses): Ditto.
1732 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1733 (omp_finish_file): Ditto.
1734 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1735 (layout_decl): Ditto.
1736 (relayout_decl): Ditto.
1737 (finalize_record_size): Use SET_TYPE_ALIGN.
1738 (finalize_type_size): Ditto.
1739 (finish_builtin_struct): Ditto.
1740 (layout_type): Ditto.
1741 (initialize_sizetypes): Ditto.
1742 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1743 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1744 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1745 (get_chain_field): Ditto.
1746 (get_trampoline_type): Ditto.
1747 (get_nl_goto_field): Ditto.
1748 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1750 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1751 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1752 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1753 (build_qualified_type): Use SET_TYPE_ALIGN.
1754 (build_aligned_type, build_range_type_1): Ditto.
1755 (build_atomic_base): Ditto.
1756 (build_common_tree_nodes): Ditto.
1757 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1758 (expand_one_stack_var_at): Ditto.
1759 * coverage.c (build_var): Use SET_DECL_ALIGN.
1760 * except.c (init_eh): Ditto.
1761 * function.c (assign_parm_setup_block): Ditto.
1762 * symtab.c (increase_alignment_1): Ditto.
1763 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1764 * tree-vect-stmts.c (ensure_base_align): Ditto.
1765 * varasm.c (align_variable): Ditto.
1766 (assemble_variable): Ditto.
1767 (build_constant_desc): Ditto.
1768 (output_constant_def_contents): Ditto.
1770 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1771 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1772 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1773 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1774 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1776 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1780 replace %vmovsd with "%vmovq".
1781 (vec_concatv2df): Likewise.
1783 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1786 (*vec_extractv2si_0): Ditto.
1787 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1788 (zero_extended_scalar_load_operand splitters): Ditto.
1789 (vec_extract splitters): Ditto.
1790 (*vec_extractv4si_0_zext): Ditto.
1791 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1793 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1794 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1795 (*sse4_1_extractps): Use lowpart_subreg.
1797 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1799 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1801 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1802 Mention Solaris 11 packaging changes.
1803 Update gas and gld requirements.
1804 Remove reference to pre-Solaris 10 bug.
1805 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1807 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1810 2016-04-17 Jan Hubicka <jh@suse.cz>
1812 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1813 max_loop_iterations_int.
1815 2016-04-18 Richard Biener <rguenther@suse.de>
1817 PR tree-optimization/43434
1818 * tree-ssa-structalias.c (struct vls_data): New.
1819 (visit_loadstore): Handle all pointer-based accesses.
1820 (compute_dependence_clique): Compute a bitmap of restrict tags
1821 assigned bases and pass it to visit_loadstore.
1823 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1826 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1827 armv8.1-a and armv8.1-a+crc.
1829 2016-04-18 Richard Biener <rguenther@suse.de>
1831 PR tree-optimization/70701
1832 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1833 references after translating through a memcpy.
1835 2016-04-18 Richard Biener <rguenther@suse.de>
1837 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1838 (compute_antic): ... here. For partial antic use regular
1839 postorder and scrap iteration.
1840 (compute_partial_antic_aux): Remove unused return value.
1841 (init_pre): Do not allocate postorder.
1842 (fini_pre): Do not free postorder.
1844 2016-04-18 Richard Biener <rguenther@suse.de>
1847 * expmed.c (extract_bit_field_1): Remove broken case
1848 using a wider MODE_INT mode.
1850 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1852 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1853 unless compiling with at least GCC-4.8.
1855 2016-04-17 Jan Hubicka <jh@suse.cz>
1858 * graphite.c (graphite_finalize): Update call to
1859 tree_estimate_probability.
1860 * predict.h (tree_estimate_probability): Update prototype.
1862 2016-04-17 Jan Hubicka <jh@suse.cz>
1864 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1865 (tree_estimate_probability): Likewise.
1866 (pass_profile::execute): Update.
1867 (report_predictor_hitrates): New function.
1868 * profile.c (compute_branch_probabilities): Use it.
1869 * predict.h (report_predictor_hitrates): Declare.
1871 2016-04-17 Jan Hubicka <jh@suse.cz>
1874 * cgraph.h (cgraph_node::set_const_flag,
1875 cgraph_node::set_pure_flag): Update prototype to return bool;
1877 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1878 of interposable symbol are interposable, too.
1879 (cgraph_set_const_flag_1): Rename to ...
1880 (set_const_flag_1): ... this one; change to self recursive function
1881 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1882 clearnig the flag in all variants and also virtual thunks of const
1883 functions are pure; track if any change was done.
1884 (cgraph_node::set_const_flag): Update.
1885 (struct set_pure_flag_info): New struct.
1886 (cgraph_set_pure_flag_1): Rename to ...
1887 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1888 rather than pointer encoded flags; track if any changes was done;
1889 handle correctly clearning flag and setting flag of aliases already
1891 (cgraph_node::set_pure_flag): Update.
1892 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1894 2016-04-17 Tom de Vries <tom@codesourcery.com>
1897 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1900 2016-04-17 Tom de Vries <tom@codesourcery.com>
1902 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1903 '{}<> ' as escape-for-record.
1905 2016-04-17 Tom de Vries <tom@codesourcery.com>
1907 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1910 2016-04-17 Tom de Vries <tom@codesourcery.com>
1913 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1914 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1915 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1916 * passes.c (finish_optimization_passes): Only call
1917 finish_graph_dump_file if dfi->graph_dump_initialized.
1918 (execute_function_dump, pass_init_dump_file): Use
1919 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1921 2016-04-17 Tom de Vries <tom@codesourcery.com>
1923 PR tree-optimization/70256
1924 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1925 (debug_varmap): New function.
1927 2016-04-17 Tom de Vries <tom@codesourcery.com>
1930 * passes.c (pass_manager::register_pass): Propagate pflags.
1932 2016-04-17 Tom de Vries <tom@codesourcery.com>
1935 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1936 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1937 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1938 check if it's equal to p_start.
1939 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1941 2016-04-15 Jan Hubicka <jh@suse.cz>
1944 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1945 function does not bind to current def.
1946 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1947 handle conservatively calls to functions that does not need to bind
1949 (check_call): Update call of worse_state.
1950 (ignore_edge_for_nothrow): Update.
1951 (ignore_edge_for_pure_const): Likewise.
1952 (propagate_pure_const): Update calls to worse_state.
1953 (skip_function_for_local_pure_const): Reformat comments.
1955 2016-04-15 Jan Hubicka <jh@suse.cz>
1958 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1959 (cgraph_node::function_symbol): Likewise.
1960 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1961 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1962 (symtab_node::ultimate_alias_target): Add REF parameter.
1963 (symtab_node::binds_to_current_def_p): Declare.
1964 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1965 (cgraph_node::function_symbol): Likewise.
1966 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1967 (cgraph_node::get_availability): Likewise.
1968 (cgraph_edge::binds_to_current_def_p): New inline function.
1969 (varpool_node::get_availability): Add REF parameter.
1970 (varpool_node::ultimate_alias_target): Likewise.
1971 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1972 (symtab_node::binds_to_current_def_p): Likewise.
1973 * varpool.c (varpool_node::get_availability): Likewise.
1975 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1978 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1979 Fix mode size check.
1981 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1983 * BASE-VER: Set to 7.0.0.
1985 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1987 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1989 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1991 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1992 architecture revisions.
1994 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1996 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1997 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1998 * config/i386/i386.md (stack decrement to push peepholes): Guard
1999 with !x86_using_red_zone ().
2001 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2004 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2005 to dump_generic_node.
2006 (NIY): Pass also flags to do_niy.
2008 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2010 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2011 (simd_clone_vector_of_formal_parm_types)
2012 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2013 (simd_clone_mangle, simd_clone_create)
2014 (simd_clone_adjust_return_type, create_tmp_simd_array)
2015 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2016 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2017 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2018 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2019 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2020 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2021 * omp-simd-clone.c: ... this new file.
2022 (simd_clone_vector_of_formal_parm_types): Make it static.
2023 * Makefile.in (OBJS): Add omp-simd-clone.o.
2025 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2028 * config/i386/sse.md: Use proper memory operand modifiers.
2031 2016-04-15 Richard Biener <rguenther@suse.de>
2032 Alan Modra <amodra@gmail.com>
2034 PR tree-optimization/70130
2035 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2036 when alignment stays not the same and no not use the realign
2039 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2042 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2043 direct move handlers for KFmode. Change TFmode handlers test from
2044 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2046 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2049 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2050 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2051 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2052 * tree-ssa-live.c (remove_unused_scope_block_p): When
2053 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2054 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2055 block_ultimate_origin is FUNCTION_DECL.
2056 (remove_unused_locals): If current_function_decl is
2057 polymorphic_ctor_dtor_p, pass initial true to
2058 remove_unused_scope_block_p' is_ctor_dtor_block.
2060 2016-04-14 Martin Sebor <msebor@redhat.com>
2065 * doc/extend.texi (Variable Length): Revert.
2067 2016-04-14 Marek Polacek <polacek@redhat.com>
2068 Jan Hubicka <hubicka@ucw.cz>
2071 * tree.c (verify_type): Disable the canonical type of main variant
2074 2016-04-14 Jason Merrill <jason@redhat.com>
2076 * cfgexpand.c, expr.c: Revert previous change.
2078 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2081 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2082 when building a mem ref for the incoming reduction variable.
2084 2016-04-14 Richard Biener <rguenther@suse.de>
2086 PR tree-optimization/70614
2087 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2088 loop if the evolution dropped to chrec_dont_know.
2089 (interpret_condition_phi): Likewise.
2091 2016-04-14 Richard Biener <rguenther@suse.de>
2093 PR tree-optimization/70623
2094 * tree-ssa-pre.c (changed_blocks): Make global ...
2095 (compute_antic): ... local here. Move and fix worklist
2096 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2097 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2098 worklist handling, dump when ANTIC_IN changed.
2099 (compute_partial_antic_aux): Remove worklist handling.
2100 (init_pre): Do not compute post dominators. Add a comment about
2101 the CFG order chosen.
2102 (fini_pre): Do not free post dominators.
2104 2016-04-13 Martin Sebor <msebor@redhat.com>
2109 * doc/extend.texi (Variable Length): Document C++ specifics.
2111 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2114 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2115 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2116 eh edges have been purged.
2119 * tree-sra.c (create_access_replacement,
2120 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2122 * tree-pretty-print.c (dump_fancy_name): New function.
2123 (dump_decl_name, dump_generic_node): Use it.
2125 2016-04-13 Jason Merrill <jason@redhat.com>
2127 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2128 * expr.c (expand_expr_real_1): Likewise.
2130 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2132 * config/i386/i386.md (kunpckhi): Swap operands.
2133 (kunpcksi): Likewise.
2134 (kunpckdi): Likewise.
2135 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2136 (vec_pack_trunc_<mode>): Likewise.
2138 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2141 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2144 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2145 gimplification turns some element into non-constant.
2148 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2149 * explow.c (convert_memory_address_addr_space_1): No longer static,
2150 add NO_EMIT argument and don't call convert_modes if true, pass
2151 it down recursively, remove break after return.
2152 (convert_memory_address_addr_space): Adjust caller.
2153 * simplify-rtx.c (simplify_unary_operation_1): Call
2154 convert_memory_address_addr_space_1 instead of convert_memory_address,
2155 if it returns NULL, don't simplify.
2157 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2160 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2162 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2164 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2165 Bump the upper SIMDLEN limits, so that if the return type or
2166 characteristic type if the return type is void can be passed in
2167 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2170 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2173 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2174 Do not use "=" constraint on an input constraint.
2175 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2176 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2177 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2178 generates (neg (abs ...)) instead of (abs ...).
2180 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2182 PR rtl-optimization/70596
2183 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2184 just invalidate LRA data and reset them. Adjust dump wording.
2186 2016-04-12 Martin Liska <mliska@suse.cz>
2189 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2191 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2193 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2194 max_loop_iterations_int.
2195 (tree_unswitch_outer_loop): Likewise.
2196 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2197 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2199 2016-04-12 Tom de Vries <tom@codesourcery.com>
2201 PR tree-optimization/68756
2202 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2203 instead of new_name.
2205 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2207 PR tree-optimization/70602
2208 * tree-sra.c (generate_subtree_copies): Don't write anything into
2209 constant pool decls.
2211 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2212 regardless whether there are depend clauses or not.
2214 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2217 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2218 target attribute and pragma from changing the -mfloat128
2219 and -mfloat128-hardware options.
2221 * doc/extend.texi (Additional Floating Types): Document PowerPC
2222 __float128 restrictions.
2224 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2227 * config/aarch64/driver-aarch64.c
2228 (aarch64_get_extension_string_for_isa_flags): New.
2229 (arch_extension): Rename to...
2230 (aarch64_arch_extension): ...This.
2231 (ext_to_feat_string): Rename to...
2232 (aarch64_extensions): ...This.
2233 (aarch64_core_data): Keep track of architecture extension flags.
2234 (cpu_data): Rename to...
2235 (aarch64_cpu_data): ...This.
2236 (aarch64_arch_driver_info): Keep track of architecture extension
2238 (get_arch_name_from_id): Rename to...
2239 (get_arch_from_id): ...This, change return type.
2240 (host_detect_local_cpu): Update and reformat for renames, handle
2241 extensions through common infrastructure.
2243 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2246 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2247 track of a canonical flag name.
2248 (all_extensions): Likewise.
2249 (arch_to_arch_name): Also track extension flags enabled by the arch.
2250 (all_architectures): Likewise.
2251 (aarch64_parse_extension): Move to here.
2252 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2254 (aarch64_rewrite_selected_cpu): Update for above change.
2255 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2256 are handled, such that the single explicit value enabled by an
2257 extension is kept seperate from the implicit values it also enables.
2258 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2260 (aarch64_parse_extension): New.
2261 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2262 here to config/aarch64/aarch64-protos.h.
2263 (aarch64_parse_extension): Move from here to
2264 common/config/aarch64/aarch64-common.c.
2265 (aarch64_option_print): Update.
2266 (aarch64_declare_function_name): Likewise.
2267 (aarch64_start_file): Likewise.
2268 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2269 the canonical flag for extensions.
2270 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2273 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2275 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2278 2016-04-09 Tom de Vries <tom@codesourcery.com>
2280 PR tree-optimization/68953
2281 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2282 first to last subscript.
2284 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2286 PR tree-optimization/70586
2287 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2290 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2294 PR tree-optimization/70373
2298 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2299 clauses for acc parallel reductions as necessary. Error on those
2301 * omp-low.c (scan_sharing_clauses): Don't install variables which
2302 are used in acc parallel reductions.
2303 (lower_rec_input_clauses): Remove dead code.
2304 (lower_oacc_reductions): Add support for reference reductions.
2305 (lower_reduction_clauses): Remove dead code.
2306 (lower_omp_target): Don't remap variables appearing in acc parallel
2308 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2310 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2313 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2314 with multiple SSA_NAME defs, force the outputs other than first
2315 to be live before calling live_track_process_def on each output.
2317 PR rtl-optimization/70574
2318 * fwprop.c (forward_propagate_and_simplify): Don't add
2319 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2320 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2321 paradoxical subregs within *loc.
2323 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2325 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2326 -ftree-parallelize-loops={0,1}.
2327 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2328 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2329 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2330 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2331 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2333 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2336 * asan.c (instrument_derefs): If we get unknown location, extract it
2338 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2340 2016-04-08 Tom de Vries <tom@codesourcery.com>
2342 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2343 implicit firstprivate clause.
2345 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2348 * config/arm/thumb2.md (tst + branch-> lsls + branch
2349 peephole below *orsi_not_shiftsi_si): Require that condition
2350 register is dead after the peephole.
2351 (second peephole after the above): Likewise.
2353 2016-04-08 Alan Modra <amodra@gmail.com>
2356 * builtins.c (fold_builtin_classify): For IBM extended precision,
2357 look at just the high-order double to test for NaN.
2358 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2359 test just the high double for Inf but both doubles for subnormal
2362 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2364 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2365 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2366 node->simdclone->mask_mode != VOIDmode masks.
2367 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2368 earlier, use it instead of node->simdclone.
2369 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2370 Set clonei->mask_mode.
2372 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2375 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2376 Pass it through to cp_parser_already_scoped_statement.
2377 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2378 it through to cp_parser_statement.
2379 (cp_parser_statement): Pass IF_P through to
2380 cp_parser_iteration_statement.
2381 (cp_parser_pragma): Adjust call to
2382 cp_parser_iteration_statement.
2384 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2387 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2388 resolve a future -Wparentheses warning.
2389 * omp-low.c (scan_sharing_clauses): Likewise.
2390 * tree-parloops.c (eliminate_local_variables): Likewise.
2392 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2394 PR rtl-optimization/70398
2395 * lra-constraints.c (process_address_1): Check zero scale and code
2396 for reloading with zero scale.
2398 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2401 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2403 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2405 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2406 Add support for AVX512F clones, include them by default for
2407 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2408 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2412 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2413 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2414 firstprivate clauses.
2415 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2416 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2417 (lower_omp_target): Set TREE_NO_WARNING for
2418 non-addressable possibly uninitialized vars which are copied into
2419 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2421 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2423 * config/pa/predicates.md (integer_store_memory_operand): Accept
2424 REG+D operands with a large offset when reload_in_progress is true.
2425 (floating_point_store_memory_operand): Likewise.
2427 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2430 * match.pd (nested int casts): Limit to GIMPLE.
2432 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2435 * ipa-devirt.c (maybe_record_node): Fix comment; use
2436 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2438 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2440 PR rtl-optimization/70542
2441 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2442 if there are any uses other than insn or debug insns.
2444 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2445 Jakub Jelinek <jakub@redhat.com>
2447 PR tree-optimization/70509
2448 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2449 Shift HOST_WIDE_INT_1U instead of 1.
2451 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2453 PR tree-optimization/70509
2454 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2455 of the vector base type for index.
2457 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2462 2016-04-05 Richard Biener <rguenther@suse.de>
2464 PR tree-optimization/70526
2465 * tree-sra.c (build_ref_for_offset): Use prev_base to
2466 extract the alias pointer type.
2468 2016-04-05 Richard Biener <rguenther@suse.de>
2470 * dse.c (struct store_info): Remove alias_set member.
2471 (struct read_info_type): Likewise.
2472 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2473 spill_deleted, clear_alias_set_lookup): Remove.
2474 (get_group_info): Remove dead base == NULL_RTX case.
2475 (dse_step0): Remove initialization of removed variables.
2476 (delete_dead_store_insn): Reomve alias set dumping.
2477 (free_read_records): Remove alias_set handling.
2478 (canon_address): Remove alias_set_out parameter.
2479 (record_store): Remove spill_alias_set, it's always zero.
2480 (check_mem_read_rtx): Likewise.
2481 (dse_step2): Rename from ...
2482 (dse_step2_nospill): ... this. Adjust.
2483 (scan_stores): Rename from ...
2484 (scan_stores_nospill): ... this.
2485 (scan_reads): Rename from ...
2486 (scan_reads_nospill): ... this.
2487 (scan_stores_spill, scan_reads_spill): Remove.
2488 (dse_step3_scan): Remove for_spills argument which is always false.
2489 (dse_step3): Likewise.
2490 (dse_step5): Rename from ...
2491 (dse_step5_nospill): ... this. Remove alias_set handling.
2492 (rest_of_handle_dse): Adjust.
2494 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2497 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2498 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2499 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2500 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2502 2016-04-05 Richard Biener <rguenther@suse.de>
2505 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2506 non-register type temporaries into SSA.
2508 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2511 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2512 calls when sanitizing.
2513 (possible_polymorphic_call_target_p): Fix formatting.
2515 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2516 Jakub Jelinek <jakub@redhat.com>
2519 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2520 to ensure a call statement is compatible with a built-in's
2522 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2525 2016-04-04 Richard Biener <rguenther@suse.de>
2527 PR rtl-optimization/70484
2528 * rtl.h (canon_output_dependence): Declare.
2529 * alias.c (canon_output_dependence): New function.
2530 * dse.c (record_store): Use canon_output_dependence rather
2531 than canon_true_dependence.
2533 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2536 * cgraph.h (symtab_node::copy_visibility_from): New function.
2537 * symtab.c (symtab_node::copy_visibility_from): New function.
2538 * ipa-visibility.c (optimize_weakref): New function.
2539 (function_and_variable_visibility): Use it.
2541 2016-04-04 Martin Liska <mliska@suse.cz>
2544 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2545 value that is really in range handled by SBR instruction.
2546 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2547 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2548 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2550 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2554 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2555 set, but not for SP_REG operands.
2557 2016-04-02 Martin Sebor <msebor@redhat.com>
2560 * fold-const.c (maybe_nonzero_address): New function.
2561 (fold_comparison): Call it. Fold equality and relational
2562 expressions involving null pointers.
2563 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2565 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2567 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2568 the "Y" constraint (scalar FP 0.0 immediate).
2570 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2571 Add the "const_double" to the list of operand constraints.
2573 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2575 PR rtl-optimization/70467
2576 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2577 If low word of the last operand is 0, just emit addition/subtraction
2580 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2583 * config/s390/s390.c (s390_expand_insv): Check for everything
2584 constant instead of just VOIDmode stuff.
2586 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2589 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2591 2016-04-01 Nathan Sidwell <nathan@acm.org>
2593 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2595 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2597 PR rtl-optimization/70461
2598 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2601 2016-03-31 Martin Liska <mliska@suse.cz>
2604 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2605 a tree value or an immediate integer value to a buffer
2606 that is eventually copied to a BRIG section.
2607 (emit_immediate_operand): Call the function here.
2608 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2609 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2610 of class' fields that are removed.
2611 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2612 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2613 m_brig_repr_size fields.
2615 2016-03-31 Martin Liska <mliska@suse.cz>
2618 * hsa-gen.c (hsa_function_representation::update_dominance): New
2620 (convert_addr_to_flat_segment): Likewise.
2621 (gen_hsa_memory_set): New alignment argument.
2622 (gen_hsa_ctor_assignment): Likewise.
2623 (gen_hsa_insns_for_single_assignment): Provide alignment
2624 to gen_hsa_ctor_assignment.
2625 (gen_hsa_insns_for_direct_call): Add new argument.
2626 (expand_lhs_of_string_op): New function.
2627 (expand_string_operation_builtin): Likewise.
2628 (expand_memory_copy): New function.
2629 (expand_memory_set): New function.
2630 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2631 (convert_switch_statements): Change signature.
2632 (generate_hsa): Use a return value of the function.
2633 (pass_gen_hsail::execute): Do not call
2634 convert_switch_statements here.
2635 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2636 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2637 (hsa_function_representation::update_dominance): New function.
2639 2016-03-31 Martin Liska <mliska@suse.cz>
2642 * hsa-brig.c (emit_directive_variable): Emit alignment
2643 according to hsa_symbol::m_align.
2644 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2645 (dump_hsa_symbol): Dump alignment of HSA symbols.
2646 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2647 (gen_hsa_addr_with_align): New function.
2648 (hsa_bitmemref_alignment): Use newly added function.
2649 (gen_hsa_insns_for_load): Likewise.
2650 (gen_hsa_insns_for_store): Likewise.
2651 (gen_hsa_memory_copy): New argument added.
2652 (gen_hsa_insns_for_single_assignment): Respect
2653 alignment for assignments processed via gen_hsa_memory_copy.
2654 (gen_hsa_insns_for_direct_call): Likewise.
2655 (gen_hsa_insns_for_return): Likewise.
2656 (gen_function_def_parameters): Set default alignment.
2657 * hsa.c (hsa_object_alignment): New function.
2658 (hsa_byte_alignment): Pasted function.
2659 * hsa.h (hsa_symbol::m_align): New field.
2661 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2663 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2664 scratch field for goto case.
2666 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2668 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2670 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2673 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2674 (scalar_chain::convert_insn): Call convert_op for reg
2675 moves to handle undefined registers.
2677 2016-03-31 Nathan Sidwell <nathan@acm.org>
2680 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2681 Assert we don't want to move backwards.
2683 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2686 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2688 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2690 PR rtl-optimization/70460
2691 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2692 with operand from REG_LABEL_OPERAND, instead substitute
2693 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2694 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2696 2016-03-31 Martin Liska <mliska@suse.cz>
2698 * passes.c (execute_one_pass): Do not call
2699 todo_after for a discarded function.
2701 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2703 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2704 (no_cost, infinite_cost): Initialize the new field.
2705 (get_computation_cost_at): Record setup cost.
2706 (determine_use_iv_cost_address): Skip cost computation for sub
2707 uses if we can estimate it without losing accuracy.
2709 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2711 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2713 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2714 max_loop_iterations_int.
2715 (tree_unswitch_outer_loop): Likewise.
2716 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2717 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2719 2016-03-30 Richard Biener <rguenther@suse.de>
2722 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2724 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2727 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2728 in gen_blendm expander.
2730 2016-03-30 Nick Clifton <nickc@redhat.com>
2733 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2734 case where we are already provided with an SImode SUBREG.
2736 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2740 conflict between DRAP register and __builtin_eh_return.
2742 2016-03-30 Michael Matz <matz@suse.de>
2743 Richard Biener <rguenther@suse.de>
2746 * ipa-polymorphic-call.c (struct type_change_info): Change
2747 speculative to an unsigned allowing to limit the work we do.
2748 (csftc_abort_walking_p): New inline function..
2749 (check_stmt_for_type_change): Limit the number of may-defs
2750 skipped for speculative devirtualization to
2751 max-speculative-devirt-maydefs.
2752 * params.def (max-speculative-devirt-maydefs): New param.
2753 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2755 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2758 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2761 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2763 PR tree-optimization/59124
2764 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2765 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2767 2016-03-29 Jeff Law <law@redhat.com>
2769 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2771 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2773 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2776 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2778 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2779 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2780 gcrt0.o if linking dynamically.
2782 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2785 * ipa-devirt.c (methods_equal_p): New function.
2786 (compare_virtual_tables): Use it.
2787 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2788 * cgraphclones.c (clone_function_name_1): Use
2789 symbol_table::symbol_suffix_separator.
2790 * coverage.c (build_var): Likewise.
2791 * symtab.c (symbol_table::symbol_suffix_separator): New.
2793 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2795 PR rtl-optimization/70429
2796 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2797 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2798 mode != result_mode.
2801 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2803 PR tree-optimization/70405
2804 * ssa-iterators.h (num_imm_uses): Add missing braces.
2806 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2808 PR rtl-optimization/68695
2809 * ira-color.c (allocno_copy_cost_saving): New.
2810 (improve_allocation): Use it.
2812 2016-03-29 Richard Henderson <rth@redhat.com>
2815 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2817 2016-03-29 Richard Biener <rguenther@suse.de>
2820 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2821 use alignment returned by get_pointer_alignment_1 if it is
2822 bigger than BITS_PER_UNIT.
2823 * builtins.c (get_pointer_alignment_1): Do not return true
2824 for alignment extracted from SSA info.
2826 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2828 * config/ft32/ft32.opt (mnodiv): New.
2829 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2830 * doc/invoke.texi (FT32 Options -mnodiv): New.
2832 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2835 * config/i386/i386.md (define_split, andn): Fix modes.
2837 2016-03-26 Richard Biener <rguenther@suse.de>
2838 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2841 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2843 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2844 as 2nd argument to cl_optimization_restore().
2846 2016-03-25 Richard Henderson <rth@redhat.com>
2849 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2850 * config/aarch64/aarch64-protos.h: Declare it.
2851 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2853 2016-03-25 Alan Modra <amodra@gmail.com>
2856 * config/rs6000/constraints.md (j): Simplify.
2857 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2859 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2860 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2861 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2862 in all constraint alternatives.
2863 (movtd_64bit_nodm): Delete "j" constraint alternative.
2865 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2867 * tree-ssa-propagate.c: Enhance docs for
2868 SSA_PROP_NOT_INTERESTING.
2870 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2872 * doc/extend.texi: Fix typo in documentation to pure attribute.
2874 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2877 * config/pa/pa.md (bswapdi2): Use a scratch register.
2879 2016-03-24 Richard Henderson <rth@redhat.com>
2882 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2885 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2887 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2888 using ix86_expand_binary_operator instead of gen_andsi3.
2890 2016-03-24 Richard Biener <rguenther@suse.de>
2892 PR tree-optimization/70396
2893 * tree-vect-stmts.c (vectorizable_comparison): Use
2894 get_vectype_for_scalar_type.
2896 2016-03-24 Richard Biener <rguenther@suse.de>
2899 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2900 with register bases.
2902 2016-03-24 Richard Biener <rguenther@suse.de>
2904 PR tree-optimization/70372
2905 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2906 build_all_ones_cst to also handle vector types correctly.
2908 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2911 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2914 2016-03-23 Marek Polacek <polacek@redhat.com>
2917 * doc/invoke.texi: Document -Wignored-attributes.
2919 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2921 PR tree-optimization/69042
2922 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2923 parameter from 30 to 40.
2925 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2927 PR tree-optimization/69042
2928 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2929 for use with constant offset stripped in base.
2931 2016-03-23 Richard Biener <rguenther@suse.de>
2934 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2935 mode compatibility check.
2936 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2938 2016-03-23 Jeff Law <law@redhat.com>
2940 PR tree-optimization/64058
2941 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2943 (struct ssa_conflicts): Move up earlier in the file.
2944 (conflicts_, var_map_): New static variables.
2945 (initialize_conflict_count): New function to initialize the
2946 CONFLICT_COUNT field for each conflict pair.
2947 (compare_pairs): Lazily initialize the conflict count and use it
2948 as the first tie-breaker.
2949 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2950 and wipe conflicts_ and map_ around the call to qsort. Remove
2951 special case for 2 coalesce pairs.
2952 * bitmap.c (bitmap_count_unique_bits): New function.
2953 (bitmap_count_bits_in_word): New function, extracted from
2955 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2956 * bitmap.h (bitmap_count_unique_bits): Declare it.
2958 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2961 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2962 transparent alias chain for decl assembler name.
2963 * config/sol2.c (solaris_assemble_visibility): Likewise.
2965 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2967 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2969 (v10_fdivs): Likewise.
2970 (v10_fdivd): Likewise.
2972 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2975 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2976 to not call fclose twice on file.
2978 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2980 PR tree-optimization/70354
2981 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2982 oprnd0 is wider than oprnd1 and there is a cast from the wider
2983 type to oprnd1, mask it with the mask of the narrower type.
2986 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2987 Optimize TARGET_STV splitters, if high or low word of last argument
2990 2016-03-22 Jeff Law <law@redhat.com>
2993 tree-ssa-threadbackward.c
2994 (fsm_find_control_statement_thread_paths): Correctly distinguish
2995 between old style jump threads vs FSM jump threads.
2997 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3000 * config/i386/i386.c (scalar_chain::convert_op): Support
3001 uninitialized register usage case.
3003 2016-03-22 Richard Biener <rguenther@suse.de>
3006 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3008 (capture::gen_transform): ... to change behavior when substituting
3009 a condition into cond or not-cond expr context.
3010 (dt_simplify::gen_1): Adjust.
3011 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3012 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3013 last change and instead change to
3014 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3015 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3017 2016-03-22 Anthony Green <green@moxielogic.com>
3019 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3020 issue for moxiebox targets.
3021 (CC1PLUS_SPEC): Ditto.
3023 2016-03-22 Richard Biener <rguenther@suse.de>
3026 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3029 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3031 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3033 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3036 * config/i386/i386.c (def_builtin): Handle
3037 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3039 (const struct builtin_description bdesc_special_args[]):
3040 Remove duplicate ISA bits.
3042 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3045 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3046 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3047 in a way that works also for AVX512BW.
3050 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3051 instead of source if operands[1] is xmm16 and above and
3052 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3053 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3056 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3057 on assign if (*from_p) is a comparison, set it to
3058 TREE_NO_WARNING (*from_p).
3060 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3063 * lra.c (restore_scratches): Ignore deleted insns.
3065 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3066 Jakub Jelinek <jakub@redhat.com>
3068 PR tree-optimization/70317
3069 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3072 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3076 of ix86_expand_move.
3078 (movti): Use general_operand for operand 1 predicate.
3080 2016-03-21 Martin Liska <mliska@suse.cz>
3082 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3084 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3086 2016-03-21 Martin Liska <mliska@suse.cz>
3089 * ipa-icf.c (sem_function::parse): Skip static
3090 constructors and destructors.
3092 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3095 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3096 function-like macro, peek following token(s) if it is followed
3097 by CPP_OPEN_PAREN token with optional padding in between, and
3098 if not, don't treat it like a macro.
3100 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3101 Alexander Monakov <amonakov@ispras.ru>
3103 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3104 for the stabs debug format.
3106 2016-03-21 Richard Biener <rguenther@suse.de>
3108 PR tree-optimization/70310
3109 * tree-vect-generic.c (expand_vector_condition): Fold the built
3112 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3115 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3116 Block third alternative for AVX-512VL target,
3118 2016-03-21 Martin Liska <mliska@suse.cz>
3121 * hsa-brig.c (emit_function_directives): Mark unemitted
3122 global variables for emission.
3123 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3124 (get_symbol_for_decl): Likewise.
3125 * hsa.h (struct hsa_symbol): New flag.
3127 2016-03-21 Richard Biener <rguenther@suse.de>
3129 PR tree-optimization/70288
3130 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3131 we do not estimate unsimplified all-constant conditionals or
3132 switches as optimized away.
3134 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3136 PR rtl-optimization/69102
3137 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3138 when we have a readonly dependency context.
3140 2016-03-18 Jeff Law <law@redhat.com>
3142 PR rtl-optimization/70263
3143 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3144 (update_equiv_regs): When trying to move a store to after the insn
3145 that sets the source of the store, make sure the store occurs after
3146 the insn that sets the source of the store. When successful note
3147 the REG_EQUIV note created in the dump file.
3149 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3150 Bernd Schmidt <bschmidt@redhat.com>
3152 * doc/extend.texi: Document more potential problems with basic asms.
3154 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3156 PR rtl-optimization/70278
3157 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3160 2016-03-18 Jason Merrill <jason@redhat.com>
3162 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3164 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3166 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3167 values to 128b regs.
3169 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3171 PR tree-optimization/70252
3172 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3173 boolean vector has a proper number of elements.
3174 (supportable_narrowing_operation): Likewise.
3176 2016-03-18 Tom de Vries <tom@codesourcery.com>
3179 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3181 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3183 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3184 instead of replace_rtx for DEBUG_INSNs.
3186 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3188 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3189 load type reservations.
3191 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3194 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3195 define_constraint for "Q" and "T" constraints.
3197 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3199 Tweak the pipeline model for Exynos M1
3201 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3204 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3207 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3208 where one or both locations aren't within a line_map.
3210 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3213 * opts.c (finish_options): Don't set flag_pie to the default if
3214 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3217 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3219 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3220 true as ALL_REGS argument to replace_rtx.
3222 2016-03-17 Richard Biener <rguenther@suse.de>
3225 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3228 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3231 * rtl.h (replace_rtx): Add ALL_REGS argument.
3232 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3233 equality and assert mode is the same, instead of just rtx pointer
3235 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3236 true as ALL_REGS argument to replace_rtx.
3238 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3240 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3241 for boolean vector with vector mode only.
3242 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3244 2016-03-17 Nick Clifton <nickc@redhat.com>
3247 * config/rx/rx.c (rx_print_integer): Print negative constants in
3250 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3253 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3255 2016-03-16 Richard Henderson <rth@redhat.com>
3256 Richard Biener <rguenth@suse.de>
3261 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3262 first operand as is_gimple_condexpr.
3267 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3268 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3269 Do not gimplify the result.
3270 (do_unop): Adjust call to tree_vec_extract.
3271 (do_binop): Likewise.
3272 (do_compare): Likewise.
3273 (do_plus_minus): Likewise.
3274 (do_negate): Likewise.
3275 (expand_vector_condition): Likewise.
3276 (do_cond): Likewise.
3278 2016-03-16 Richard Henderson <rth@redhat.com>
3281 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3282 (aarch64_classify_address): Use it.
3283 (aarch64_legitimize_address): Force all subexpressions of PLUS
3284 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3286 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3287 Richard Biener <rguenth@suse.de>
3290 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3291 return to even if only REGNO is equal, and assert
3294 2016-03-11 Jeff Law <law@redhat.com>
3296 PR rtl-optimization/70224
3297 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3299 2016-03-16 Richard Henderson <rth@redhat.com>
3302 * function.h (struct function): Add has_forced_label_in_static.
3303 * gimplify.c (force_labels_r): Set it.
3304 * lto-streamer-in.c (input_struct_function_base): Read it.
3305 * lto-streamer-out.c (output_struct_function_base): Write it.
3306 * tree-inline.c (has_label_address_in_static_1): Remove.
3307 (copy_forbidden): Remove fndecl parameter; test
3308 has_forced_label_in_static.
3309 (inline_forbidden_p): Update call to copy_forbidden.
3310 (tree_versionable_function_p): Likewise.
3311 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3312 (chkp_versioning): Likewise.
3313 * tree-inline.h (copy_forbidden): Update decl.
3315 2016-03-16 Marek Polacek <polacek@redhat.com>
3318 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3319 function being thunked if the result type doesn't have fixed size.
3320 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3321 doesn't have fixed size.
3323 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3325 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3326 reporting malformed loop nest.
3328 2016-03-16 Tom de Vries <tom@codesourcery.com>
3331 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3332 nodes.length () == 1 test to before first nodes[0] access.
3334 2016-03-16 Tom de Vries <tom@codesourcery.com>
3336 PR tree-optimization/68715
3337 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3340 2016-03-16 Tom de Vries <tom@codesourcery.com>
3342 PR tree-optimization/68809
3343 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3346 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3347 Sandra Loosemore <sandra@codesourcery.com>
3349 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3350 on leaf attribute. Mention ELF interposition problems.
3352 2016-03-16 Alan Modra <amodra@gmail.com>
3354 PR rtl-optimization/69195
3355 PR rtl-optimization/47992
3356 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3359 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3362 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3364 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3366 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3368 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3370 PR rtl-optimization/70222
3371 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3372 optimization if mode is different from result_mode, queue up masking
3373 of the result in outer_op. Formatting fix.
3376 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3379 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3381 PR rtl-optimization/69032
3382 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3383 looping backwards over basic block insns.
3385 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3388 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3389 to non-speculative when propagating trap bits.
3391 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3393 PR rtl-optimization/63384
3394 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3397 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3400 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3401 factored out from ...
3402 (sched_analyze_insn): ... here.
3403 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3404 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3405 get_implicit_reg_pending_clobbers in it.
3406 (setup_id_reg_sets): Use setup_id_implicit_regs.
3407 (deps_init_id): Ditto.
3409 2016-03-15 Tom de Vries <tom@codesourcery.com>
3412 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3414 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3415 execute_function_dump.
3416 (execute_one_pass): Don't dump function if it will be dumped after ipa
3419 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3421 * genrecog.c (match_pattern_2): If pred is NULL don't call
3422 safe_predicate_mode on it.
3424 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3427 * lra-constraints.c (delete_move_and_clobber): Change assertion
3428 to also allow dregno == 0.
3430 2016-03-14 Richard Henderson <rth@redhat.com>
3433 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3434 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3435 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3436 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3439 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3442 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3444 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3446 * lra-constraints.c (split_reg): For hard regs, try to find the
3447 biggest single-register mode used in the function.
3449 2016-03-14 Richard Biener <rguenther@suse.de>
3451 PR tree-optimization/56365
3452 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3453 constants to compare against.
3455 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3458 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3459 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3460 (define_split for the GPR case): Use int_reg_operand instead of
3461 gpc_reg_operand for the output.
3463 2016-03-14 Tom de Vries <tom@codesourcery.com>
3465 PR tree-optimization/70045
3466 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3467 create_empty_if_region_on_edge argument.
3469 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3471 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3472 (STACK_CHECK_PROTECT): Likewise.
3473 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3474 (STACK_CHECK_PROTECT): Likewise.
3475 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3476 (STACK_CHECK_PROTECT): Likewise.
3477 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3478 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3479 (STACK_CHECK_PROTECT): Likewise.
3481 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3483 PR rtl-optimization/69307
3484 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3485 registers in modes that span more than one register.
3487 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3490 * lra-constraints.c (delete_move_and_clobber): New.
3491 (remove_inheritance_pseudos): Use it.
3493 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3496 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3497 the libcall is LCT_THROW.
3498 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3499 for the checking routine.
3501 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3504 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3505 optimization if we have direct move.
3506 (roundu32<mode>2_fprs): Likewise.
3508 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3511 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3513 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3514 Arguments swapped. All callers changed. Take reg_renumber into
3515 account, and Calculate and compare register ranges for hard regs.
3517 2016-03-11 Jeff Law <law@redhat.com>
3519 PR tree-optimization/70190
3520 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3521 Handle cases where we can not extract the taken edge, even though we
3522 found a constant value.
3524 PR tree-optimization/64058
3525 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3526 (num_coalesce_pairs): Move up earlier in file.
3527 (find_coalesce_pair): Initialize the INDEX field for each pair
3529 (compare_pairs): No longer sort on the elements in each pair.
3530 Instead break ties with the index of the coalesce pair.
3532 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3535 * config/aarch64/aarch64-protos.h
3536 (aarch64_save_restore_target_globals): New prototype.
3537 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3538 Call the above when popping pragma.
3539 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3541 (aarch64_set_current_function): Rewrite using the above.
3543 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3545 PR tree-optimization/70177
3546 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3547 (extract_ops_from_tree): ... this. In the 2 argument
3548 overload remove _1 suffix.
3549 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3550 (extract_ops_from_tree): ... this.
3551 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3553 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3554 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3555 extract_ops_from_tree instead of 2 operand one.
3557 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3559 PR tree-optimization/70013
3560 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3561 for constant-pool entries.
3563 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3565 PR rtl-optimization/70174
3566 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3567 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3569 PR tree-optimization/70169
3570 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3571 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3574 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3575 Jakub Jelinek <jakub@redhat.com>
3578 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3579 of uninitialized values.
3581 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3583 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3585 ("*trunctddd2"): New pattern definition.
3586 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3589 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3591 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3592 definitions for BFP and DFP rounding modes.
3593 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3594 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3595 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3596 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3599 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3601 * config/s390/constraints.md: Adjust comment.
3602 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3603 s390_decompose_addrstyle_without_index.
3604 * config/s390/predicates.md (shift_count_or_setmem_operand):
3605 Rename to setmem_operand.
3606 * config/s390/s390-protos.h
3607 (s390_decompose_shift_count): Rename to
3608 s390_decompose_addrstyle_without_index.
3609 * config/s390/s390.c (s390_decompose_shift_count)
3610 (s390_mem_constraint, print_shift_count_operand)
3611 (print_operand_address, print_operand): Rename
3612 s390_decompose_shift_count to
3613 s390_decompose_addrstyle_without_index and rename
3614 print_shift_count_operand to print_addrstyle_operand troughout the
3616 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3617 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3618 Rename shift_count_or_setmem_operand to setmem_operand.
3619 * config/s390/vx-builtins.md ("vec_insert<mode>")
3620 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3623 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3626 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3627 Handle overlapping retval and newval.
3629 2016-03-10 Nick Clifton <nickc@redhat.com>
3632 * config/aarch64/aarch64.c
3633 (aarch64_override_options_after_change_1): When forcing
3634 flag_omit_frame_pointer to be true, use a special value that can
3635 be detected if this function is called again, thus preventing
3636 flag_omit_leaf_frame_pointer from being forced to be false.
3638 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3640 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3641 Set x_flag_omit_leaf_frame_pointer when handling
3642 -momit-leaf-frame-pointer.
3644 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3647 * cgraph.c (cgraph_node::dump): Dump split_part and
3648 indirect_call_target.
3649 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3650 * ipa.c (has_addr_references_p): Cleanup.
3651 (is_indirect_call_target_p): New.
3652 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3653 called indirectly as local.
3654 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3656 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3659 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3660 on cxa_pure_virtual.
3662 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3665 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3667 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3670 * tree.c (need_assembler_name_p): Only record main variant type names.
3672 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3675 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3676 Always define to 0 or 1.
3677 (TARGET_FIX_ERR_A53_843419): New macro.
3678 * config/aarch64/aarch64-elf-raw.h
3679 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3680 * config/aarch64/aarch64-linux.h: Likewise.
3681 * config/aarch64/aarch64.c
3682 (aarch64_override_options_after_change_1): Do not default
3683 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3685 (aarch64_attributes): Handle fix-cortex-a53-843419.
3686 (aarch64_can_inline_p): Likewise.
3687 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3689 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3690 Jakub Jelinek <jakub@redhat.com>
3692 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3693 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3694 DECL_COMMONS if flag_unconstrained_commons is set.
3695 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3696 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3697 (funconstrained-commons): Document.
3699 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3701 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3702 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3704 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3706 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3707 has a proper number of elements.
3709 2016-03-10 Alan Modra <amodra@gmail.com>
3711 PR rtl-optimization/69195
3712 PR rtl-optimization/47992
3713 * ira.c (recorded_label_ref): Delete.
3714 (update_equiv_regs): Return void.
3715 (indirect_jump_optimize): New function.
3716 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3717 before regstat_compute_ri. Don't rebuild_jump_labels here.
3718 Delete update_regstat.
3720 2016-03-10 Richard Biener <rguenther@suse.de>
3722 PR tree-optimization/70128
3723 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3724 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3726 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3728 PR tree-optimization/70152
3729 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3730 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3733 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3734 instead of gen_sse2_loadlpd.
3735 * config/i386/sse.md (*vec_concatv2df): Rename to...
3736 (vec_concatv2df): ... this.
3738 PR tree-optimization/70127
3739 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3741 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3745 * diagnostic-show-locus.c (compatible_locations_p): New function.
3746 (layout::layout): Sanitize ranges using compatible_locations_p.
3748 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3752 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3753 location_range param with three const expanded_locations * and a
3755 (layout::layout): Replace call to
3756 rich_location::lazily_expand_location with get_expanded_location.
3757 Extract the range and perform location expansion here, passing
3758 the results to the layout_range ctor.
3759 * diagnostic.c (source_range::debug): Delete.
3760 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3761 of rich_location::get_expanded_location.
3762 * gcc-rich-location.c (get_range_for_expr): Delete.
3763 (gcc_rich_location::add_expr): Reimplement to avoid the
3764 rich_location::add_range overload that took a location_range,
3765 passing a location_t instead.
3767 2016-03-09 Richard Biener <rguenther@suse.de>
3768 Jakub Jelinek <jakub@redhat.com>
3770 PR tree-optimization/70138
3771 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3772 Also skip vect_double_reduction_def.
3774 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3777 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3778 if the operand is "m".
3780 2016-03-09 Nathan Sidwell <nathan@acm.org>
3782 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3784 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3786 * config/i386/i386.c (processor_target_table): Fix cost table
3787 intialization order for znver1.
3789 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3791 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3792 - becuase -> because.
3793 * ipa-reference.c (ignore_module_statics): Likewise.
3794 * cgraph.c (cgraph_node::get_body): Likewise.
3795 * ipa-inline.c (early_inliner): Likewise.
3796 * ipa-devirt.c (types_same_for_odr): Likewise.
3797 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3798 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3800 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3802 * tree-ssa-math-opts.c: Fix typo in comment.
3804 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3807 * config/i386/i386.c (scalar_chain::make_vector_copies,
3808 scalar_chain::convert_reg): Call end_sequence in between
3809 get_insns and emit_conversion_insns rather than after both
3812 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.h (machine_function): Add
3816 pc_thunk_call_expanded flag.
3817 (ix86_pc_thunk_call_expanded): New define.
3818 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3819 (*set_got): Rename insn pattern from set_got.
3820 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3821 * config/i386/i386.c (ix86_compute_frame_layout): Use
3822 ix86_pc_thunk_call_expanded to prevent red-zone.
3824 2016-03-07 Martin Jambor <mjambor@suse.cz>
3826 * hsa.h (hsa_get_ctor_statements): Declare.
3827 (hsa_get_dtor_statements): Likewise.
3828 (hsa_get_kernel_dispatch_type): Likewise.
3829 * hsa.c (hsa_get_ctor_statements): New function.
3830 (hsa_get_dtor_statements): Likewise.
3831 (hsa_get_kernel_dispatch_type): Likewise.
3832 * hsa-brig.c (hsa_cdtor_statements): Removed.
3833 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3834 hsa_get_dtor_statements.
3835 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3836 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3838 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3840 * config/arm/arm-cores.def (cortex-r8): New.
3841 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3842 * config/arm/arm-tune.md: Likewise.
3843 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3845 2016-03-07 Martin Sebor <msebor@redhat.com>
3847 PR rtl-optimization/19705
3848 * doc/invoke.texi (Options That Control Optimization): Clarify
3849 -fno-branch-count-reg.
3851 2016-02-26 Richard Biener <rguenther@suse.de>
3852 Jeff Law <law@redhat.com>
3854 PR tree-optimization/69740
3855 * cfghooks.c (remove_edge): Request loop fixups if we delete
3856 an edge that might turn an irreducible loop into a natural
3858 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3859 Move after definition of loops_state_clear.
3861 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3863 PR rtl-optimization/69052
3864 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3867 2016-03-07 Tom de Vries <tom@codesourcery.com>
3869 PR tree-optimization/70116
3870 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3871 is_tm_ending stmts and ubsan/asan internal functions.
3872 (find_duplicate): Use it. Don't test is_tm_ending here.
3874 2016-03-07 Richard Biener <rguenther@suse.de>
3876 PR tree-optimization/70115
3877 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3878 (propagate_constants_for_unrolling): Use replace_uses_by.
3880 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3883 * omp-low.c (struct oacc_loop): Add ifns.
3884 (new_oacc_loop_raw): Initialize it.
3885 (finish_oacc_loop): Clear mask & flags if no ifns.
3886 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3887 (oacc_loop_xform_loop): Add ifns arg & adjust.
3888 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3890 2016-03-07 Richard Henderson <rth@redhat.com>
3893 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3894 (insert_value_copy_on_edge): Likewise.
3896 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3898 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3900 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3903 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3905 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3907 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3909 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3911 Fix sseimul type attribute.
3912 * config/i386/znver1.md
3913 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3914 znver1_sseimul_avx256_load) : Fix the type attribute.
3915 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3916 pipe usage and latency.
3918 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3921 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3922 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3925 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3928 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3930 PR rtl-optimization/69941
3931 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3932 the reg share its mode.
3934 2016-03-04 Jeff Law <law@redhat.com>
3936 PR tree-optimization/69196
3937 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3938 If the both SSA_NAMEs are anonymous, then consider them unassociated
3939 and include the PHI in the statement count.
3941 2016-03-05 Tom de Vries <tom@codesourcery.com>
3943 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3944 construct in oacc routine. Check for oacc region in oacc routine.
3946 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3949 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3950 2016-02-22 changes, instead don't recurse if RECUR is already true.
3951 Don't change *dynamic_check if RECUR. Adjust recursive caller
3952 to pass true to the new argument.
3953 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3956 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3957 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3959 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3961 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3963 PR rtl-optimization/57676
3964 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3967 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3969 * tree-vect-patterns.c (search_type_for_mask): Handle
3970 comparison of booleans.
3972 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3974 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3978 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3979 all other ops that have dw_val_class_die_ref operands,
3980 and DW_OP_GNU_entry_value.
3982 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3984 PR rtl-optimization/69904
3985 * config/arm/arm.c (arm_cannot_copy_insn_p):
3986 Return true for load-exclusive instructions.
3988 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3991 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3992 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3993 the pattern no matter if it is used just by non-pattern, pattern
3995 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3996 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3997 oprnd1 def_stmt is in pattern, don't look through it.
3999 2016-03-03 Marek Polacek <polacek@redhat.com>
4002 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4004 2016-03-03 Martin Liska <mliska@suse.cz>
4006 PR tree-optimization/70043
4007 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4008 previous statement if we see a debug statement.
4010 2016-03-03 Richard Biener <rguenther@suse.de>
4012 PR tree-optimization/55936
4013 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4014 parameter and guard unsafe equivalence use.
4015 (vrp_evaluate_conditional_warnv_with_ops): Always use
4016 safe equivalences but not via the quadratic compare_names
4019 2016-03-03 Michael Collison <michael.collison@linaro.org>
4022 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4023 for operand 1 to s_register_operand. Change predicate for operand
4024 2 to arm_not_immediate_operand.
4026 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4028 * doc/tm.texi: Regenerated.
4030 2016-03-02 Richard Henderson <rth@redhat.com>
4033 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4034 simplification when all args are positive non-fixed registers.
4036 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4038 * target.def (lra_p): Specify that new ports should use LRA.
4040 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4043 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4044 gimplify_type_sizes the type they refer to.
4045 (omp_notice_variable): Handle reference vars to VLAs.
4046 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4047 reference to VLA decls in the second pass instead of first pass.
4049 2016-03-02 Tom de Vries <tom@codesourcery.com>
4051 PR tree-optimization/68659
4052 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4053 new_expr == NULL_TREE.
4054 (get_new_name): Handle ADDR_EXPR.
4056 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4058 PR rtl-optimization/69052
4059 * loop-invariant.c (canonicalize_address): New function.
4060 (inv_can_prop_to_addr_use): Check validity of address expression
4061 which is canonicalized by above function.
4063 2016-03-02 Alan Modra <amodra@gmail.com>
4066 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4069 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4073 (*movhi_internal): Put mask moves from and to memory separately
4074 from moves from/to GPRs.
4076 2016-03-02 Richard Biener <rguenther@suse.de>
4078 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4079 GENERIC expressions in GIMPLE.
4081 2016-03-02 Richard Biener <rguenther@suse.de>
4083 * config/i386/i386.c (type_natural_mode): Fix typo.
4085 2016-03-02 Nick Clifton <nickc@redhat.com>
4087 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4089 2016-03-02 Richard Biener <rguenther@suse.de>
4090 Uros Bizjak <ubizjak@gmail.com>
4093 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4095 2016-03-02 Richard Biener <rguenther@suse.de>
4098 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4100 2016-03-02 Marek Polacek <polacek@redhat.com>
4103 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4104 "is promoted to" warning.
4106 2016-03-01 DJ Delorie <dj@redhat.com>
4108 * config.gcc: Deprecate mep-*.
4110 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4113 * lra-constraints.c (regno_val_use_in): New.
4114 (match_reload): Use it instead of regno_use_in.
4116 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4118 PR rtl-optimization/70007
4119 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4120 references present in REG_EQUAL notes attached to non-SET patterns.
4122 2016-03-01 Jeff Law <law@redhat.com>
4124 PR tree-optimization/69196
4125 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4126 Appropriately clamp the number of statements to copy when the
4127 thread path does not traverse a loop backedge.
4129 PR tree-optimization/69196
4130 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4131 Do count some PHIs in the thread path against the insn count. Decrease
4132 final statement count by one as the control statement in the last
4133 block will get removed. Remove special cased code for handling PHIs
4136 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4140 asm dialect alternatives to explicit GOTPCREL calls.
4142 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4145 * ira.c (do_reload): Issue warning for generic stack checking here...
4146 * reload1.c (reload): ...instead of here and streamline it.
4148 2016-03-01 Nick Clifton <nickc@redhat.com>
4150 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4152 2016-03-01 Richard Biener <rguenther@suse.de>
4154 PR tree-optimization/69983
4155 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4156 types and fall back to operand_equal_p.
4158 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4161 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4163 * config/s390/constraints.md ("jm8"): New constraint.
4164 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4166 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4168 ("*setmem_long<setmem_and>"): New pattern.
4169 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4171 ("*setmem_long_31z<setmem_and>"): New pattern.
4172 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4173 New substitution rules with the required attributes.
4176 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4179 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4181 * gensupport.c (process_substs_on_one_elem): Split loop to
4182 complete mark_operands_used_in_match_dup on all expressions in the
4184 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4185 and remove function.
4187 2016-03-01 Richard Biener <rguenther@suse.de>
4190 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4191 vector BIT_FIELD_REF extract.
4193 2016-03-01 Richard Biener <rguenther@suse.de>
4195 PR tree-optimization/69994
4196 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4198 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4200 PR tree-optimization/69956
4201 * tree-vect-stmts.c (supportable_widening_operation): Support
4202 multi-step conversion of boolean vectors.
4203 (supportable_narrowing_operation): Likewise.
4205 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4207 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4210 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4212 * config/s390/subst.md (DSI_VI): New mode iterator.
4213 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4214 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4215 the insn definition.
4216 ("*vec_set<mode>"): Change predicate and add alternative to
4217 support only either register or const_int operands as element
4219 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4221 ("vec_extract<mode>"): New expander.
4222 ("*vec_extract<mode>"): New insn definition supporting reg and
4223 const_int element selectors.
4224 ("*vec_extract<mode>_plus"): New insn definition supporting
4225 reg+const_int element selectors.
4226 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4227 following expander+insn definition.
4228 ("<vec_shifts_name><mode>3"): New expander.
4229 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4231 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4233 * config/s390/s390.md ("*tabort_1"): Change predicate to
4234 nonmemory_operand. Add a second alternative to cover
4235 register as well as const int operands.
4236 ("*tabort_1_plus"): New pattern definition.
4238 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4240 * config/s390/s390.md ("*ashrdi3_cc_31")
4241 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4242 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4243 Merge insn definitions into ...
4244 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4245 New pattern definition.
4246 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4247 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4248 ("*ashr<mode>3_and"): Merge insn definitions into ...
4249 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4250 New pattern definition.
4251 * config/s390/subst.md ("addr_style_op_cc_subst")
4252 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4253 substitutions patterns plus attributes.
4254 Add ashiftrt to SUBST iterator.
4256 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4258 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4259 op2 to nonmemory_operand.
4260 ("*<shift>di3_31", "*<shift>di3_31_and"):
4261 Merge into single pattern definition ...
4262 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4263 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4264 pattern definition ...
4265 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4266 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4269 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4271 * config/s390/predicates.md (const_int_6bitset_operand): New
4273 * config/s390/s390.md: Include subst.md.
4274 ("rotl<mode>3"): New expander.
4275 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4277 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4278 * config/s390/subst.md: New file.
4280 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4282 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4283 Remove RRR type. It doesn't really exist.
4284 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4286 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4287 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4288 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4289 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4290 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4291 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4292 `enabled' attribute.
4294 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4296 * gensupport.c (process_substs_on_one_elem): Split loop to
4297 complete mark_operands_used_in_match_dup on all expressions in the
4299 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4300 and remove function.
4302 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4305 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4306 (CEIL_NWORDS): ...this. Use CEIL macro.
4307 (compute_fp_layout): Adjust to above renaming.
4308 (function_arg_union_value): Likewise.
4309 (sparc_arg_partial_bytes): Likewise.
4310 (sparc_function_arg_advance): Likewise.
4312 2016-02-29 Jeff Law <law@redhat.com>
4314 PR tree-optimization/70005
4315 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4316 where an object with a boolean range is compared against a value
4319 PR tree-optimization/69999
4320 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4321 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4324 2016-02-29 Richard Biener <rguenther@suse.de>
4326 PR tree-optimization/69994
4327 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4328 (get_unary_op): Look through nop conversions.
4329 (ops_equal_values_p): New function, look for equality diregarding
4331 (eliminate_plus_minus_pair): Use ops_equal_values_p
4332 (repropagate_negates): Do not use get_unary_op here.
4334 2016-02-29 Martin Liska <mliska@suse.cz>
4336 * system.h: Poison ENABLE_CHECKING macro.
4338 2016-02-29 Martin Liska <mliska@suse.cz>
4340 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4341 is presented in dump flags.
4342 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4343 (hsa_regalloc): Likewise.
4345 2016-02-19 Richard Biener <rguenther@suse.de>
4347 PR tree-optimization/69980
4348 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4349 permutation of those we need to keep.
4351 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4354 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4355 (NWORDS_UP): ...this
4356 (init_cumulative_args): Minor tweaks.
4357 (sparc_promote_function_mode): Likewise.
4358 (scan_record_type): Delete.
4359 (traverse_record_type): New function template.
4360 (classify_data_t): New structure type.
4361 (classify_registers): New inline function.
4362 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4363 exhausted. Instantiate traverse_record_type on classify_registers and
4364 deal with the case of a structure passed in slot #15 with no FP field
4366 (assign_data_t): New structure type.
4367 (compute_int_layout): New static function.
4368 (compute_fp_layout): Likewise.
4369 (count_registers): New inline function.
4370 (assign_int_registers): New static function.
4371 (assign_fp_registers): Likewise.
4372 (assign_registers): New inline function.
4373 (function_arg_record_value_1): Delete.
4374 (function_arg_record_value_2): Likewise.
4375 (function_arg_record_value_3): Likewise.
4376 (function_arg_record_value): Adjust to above changes. Instantiate
4377 traverse_record_type on count_registers to first count the number of
4378 registers to be used and then on assign_registers to assign them.
4379 (function_arg_union_value): Adjust to above renaming.
4380 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4381 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4382 case of a structure passed in slot #15
4383 (sparc_function_arg_advance): Likewise.
4384 (function_arg_padding): Minor tweak.
4386 2016-02-29 Richard Biener <rguenther@suse.de>
4388 PR tree-optimization/69720
4389 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4390 the adjustment_def path for possibly vectorized defs.
4391 (vect_create_epilog_for_reduction): Handle vectorized initial
4394 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4396 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4398 2016-02-27 Jeff Law <law@redhat.com>
4401 2016-02-26 Richard Biener <rguenther@suse.de>
4402 Jeff Law <law@redhat.com>
4404 PR tree-optimization/69740
4405 * cfghooks.c (remove_edge): Request loop fixups if we delete
4406 an edge that might turn an irreducible loop into a natural
4409 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4411 PR rtl-optimization/69896
4412 * tree-vect-generic.c (get_compute_type): Avoid single element
4415 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4417 Rename the AArch64 tuning option and related functions to enable the
4418 Newton series for the reciprocal square root to reflect its
4419 approximative characteristic.
4421 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4422 function to "aarch64_emit_approx_rsqrt".
4423 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4424 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4425 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4426 (xgene1_tunings): Likewise.
4427 (use_rsqrt_p): Likewise.
4428 (aarch64_emit_swrsqrt): Use new function name.
4429 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4430 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4431 text explaining this option.
4432 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4434 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4437 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4438 complain about -mallow-movmisalign without -mvsx if
4439 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4441 2016-02-26 Joel Sherrill <joel@rtems.org>
4443 * config.gcc: Add x86_64-*-rtems*.
4444 * gcc/config/i386/rtems-64.h: New file.
4446 2016-02-26 Joel Sherrill <joel@rtems.org>
4448 * config.gcc: Add aarch64-*-rtems*.
4449 * gcc/config/aarch64/rtems.h: New file.
4451 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4454 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4455 shift amount using %h. Add comment.
4457 2016-02-26 Richard Biener <rguenther@suse.de>
4458 Jeff Law <law@redhat.com>
4460 PR tree-optimization/69740
4461 * cfghooks.c (remove_edge): Request loop fixups if we delete
4462 an edge that might turn an irreducible loop into a natural
4465 2016-02-26 Martin Jambor <mjambor@suse.cz>
4468 * tree-sra.c (sra_modify_assign): Do not remove loads of
4469 uninitialized aggregates to SSA_NAMEs.
4471 2016-02-26 Richard Henderson <rth@redhat.com>
4474 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4475 pseudo in case the target rtx matches the source of the left
4478 2016-02-26 Martin Jambor <mjambor@suse.cz>
4481 * hsa.h (hsa_type_packed_p): Declare.
4482 * hsa.c (hsa_type_packed_p): New function.
4483 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4485 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4486 * hsa-brig.c (emit_basic_insn): Likewise.
4488 2016-02-26 Martin Jambor <mjambor@suse.cz>
4491 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4493 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4495 2016-02-26 Martin Jambor <mjambor@suse.cz>
4497 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4498 hsa_op_with_type operands.
4499 (hsa_unsigned_type_for_type): Declare.
4500 * hsa.c (hsa_unsigned_type_for_type): New function.
4501 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4502 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4503 the finalizer. Do not emit extra move.
4505 2016-02-26 Martin Jambor <mjambor@suse.cz>
4507 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4508 atomic operations in private segment.
4510 2016-02-26 Martin Jambor <mjambor@suse.cz>
4512 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4513 statements to wi->info. Also disallow omp simd constructs.
4514 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4515 for not gridifying. Dump special string for omp_for.
4517 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4520 * config/aarch64/aarch64.c (aarch64_set_current_function):
4521 Save/restore target globals when switching to
4522 target_option_default_node.
4524 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4527 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4528 Return 0 if !SHIFT_COUNT_TRUNCATED.
4530 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4531 Eric Botcazou <ebotcazou@adacore.com>
4533 PR rtl-optimization/69891
4534 * dse.c (scan_insn): If we can't figure out memset arguments
4535 or they are non-constant, call clear_rhs_from_active_local_stores.
4537 2016-02-26 Martin Liska <mliska@suse.cz>
4539 * doc/extend.texi: Mention clog10, clog10f an clog10l
4540 in Builtins section.
4542 2016-02-26 Martin Liska <mliska@suse.cz>
4544 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4546 (resolve_args_picking_1): Likewise.
4547 * dwarf2out.h (struct GTY): Likewise.
4549 2016-02-26 Martin Liska <mliska@suse.cz>
4551 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4553 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4555 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4556 Martin Liska <mliska@suse.cz>
4558 * doc/install.texi: Mention --enable-valgrind-annotations.
4560 2016-02-26 Richard Biener <rguenther@suse.de>
4562 PR tree-optimization/69551
4563 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4564 looking through aliases adjust DECL_PT_UID to refer to the
4565 ultimate alias target.
4567 2016-02-25 Martin Liska <mliska@suse.cz>
4570 * alloc-pool.c (after_memory_report): New variable.
4571 * alloc-pool.h (base_pool_allocator ::release): Do not use
4572 the infrastructure if after_memory_report.
4573 * toplev.c (toplev::main): Mark after memory report.
4575 2016-02-25 Richard Biener <rguenther@suse.de>
4577 PR tree-optimization/48795
4578 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4580 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4583 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4584 offloading is enabled and -fopenacc or -fopenmp is specified.
4585 (CRTOFFLOADEND): Likewise.
4586 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4587 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4588 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4589 (offload_objects_file_name): New static var.
4590 (tool_cleanup): Remove offload_objects_file_name file.
4591 (find_offloadbeginend): Replace with ...
4592 (find_crtoffloadtable): ... this.
4593 (run_gcc): Remove offload_argc and offload_argv.
4594 Get offload_objects_file_name from -foffload-objects=... option.
4595 Read names of object files with offload from this file, pass them to
4596 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4597 don't pass offloadbegin and offloadend to the linker. Don't pass
4598 offload non-LTO files to the linker, because now they're not claimed.
4600 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4603 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4604 on builtin_unreachable.
4606 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4608 PR rtl-optimization/69896
4609 * regcprop.c: Include cfgrtl.h.
4610 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4611 than remembered mode, either delete it (if noop_move_p), or
4612 treat like copy_p but not noop_p instruction.
4614 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4617 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4618 - allow NULL decl for Fortran DW_TAG_common_block variables.
4620 2016-02-24 Jason Merrill <jason@redhat.com>
4622 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4624 2016-02-24 Richard Biener <rguenther@suse.de>
4625 Jakub Jelinek <jakub@redhat.com>
4628 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4629 conditionally executed ops to well-defined overflow behavior.
4631 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4634 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4637 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4639 PR rtl-optimization/69886
4640 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4641 argument. Use it when checking validity of set instructions.
4642 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4643 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4645 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4646 * store-motion.c (find_moveable_store): Update
4647 can_assign_to_reg_without_clobbers_p callsite.
4649 2016-02-24 Richard Biener <rguenther@suse.de>
4652 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4654 (record_nonwrapping_iv): Do not fall back to the low/high bound
4655 for non-constant IV bases if the stmt is not always executed.
4657 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4659 * config/arm/arm-cores.def (cortex-a32): New entry.
4660 * config/arm/arm-tables.opt: Regenerate.
4661 * config/arm/arm-tune.md: Regenerate.
4662 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4663 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4664 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4665 for -mcpu and -mtune.
4667 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4670 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4671 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4672 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4673 (atomic_loaddi_1): Delete.
4674 (atomic_loaddi): Rewrite expander using the above changes.
4676 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4679 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4682 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4683 Richard Biener <rguenth@suse.de>
4686 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4687 set_mem_attributes if tem is SSA_NAME which got expanded
4690 2016-02-24 Richard Biener <rguenther@suse.de>
4692 PR tree-optimization/69907
4693 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4694 end of permutations for BB vectorization.
4696 2016-02-24 Christian Bruel <christian.bruel@st.com>
4698 * config/arm/arm-c.c (arm_option_override): Initialize
4699 target_option_current_node.
4700 * config/arm/arm.c (arm_pragma_target_parse): Replace
4701 build_target_option_node call by target_option_current_node.
4702 Set target_option_current_node.
4705 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4708 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4709 define_insn_and_split to define_insn.
4710 (zero_extendqi<mode>2_dot2): Same.
4711 (extendqi<mode>2_dot): Same.
4712 (extendqi<mode>2_dot2): Same.
4714 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4716 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4717 and add bypass for AES{D,E} and AESMC pairs.
4718 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4721 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4723 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4724 series for reciprocal square root in Exynos M1.
4726 2016-02-23 Martin Sebor <msebor@redhat.com>
4729 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4730 __builtin_alloca_with_align.
4732 2016-02-23 Richard Henderson <rth@redhat.com>
4734 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4735 (ix86_register_pragmas): Remove __seg_tls.
4736 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4737 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4738 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4739 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4740 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4741 * doc/extend.texi (__seg_tls): Remove item.
4743 2016-02-23 Richard Biener <rguenther@suse.de>
4745 * alloc-pool.h (struct allocation_object): Make id member
4746 conditional on CHECKING_P again.
4747 (get_instance): Adjust.
4748 (base_pool_allocator): Likewise.
4750 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4752 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4753 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4755 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4757 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4759 2016-02-23 Richard Biener <rguenther@suse.de>
4761 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4762 * bitmap.h (struct bitmap_usage): Likewise.
4763 (bitmap_move): Declare.
4764 * bitmap.c (register_overhead): Take size_t argument.
4765 (bitmap_move): New function.
4766 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4767 to properly account overhead.
4768 * tree.c (free_node): Use tree_size.
4770 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4773 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4774 when inverting comparison.
4777 * common.opt (Wunreachable-code): Add Warning flag.
4779 2016-02-23 Mark Wielaard <mjw@redhat.com>
4780 Jakub Jelinek <jakub@redhat.com>
4783 * cgraphunit.c (check_global_declaration): Check main_input_filename
4784 and DECL_SOURCE_FILE are not NULL.
4786 2016-02-23 Martin Jambor <mjambor@suse.cz>
4788 PR tree-optimization/69666
4789 * tree-sra.c (sra_modify_assign): Do not attempt to create
4790 default_def replacements for unscalarizable regions.
4792 2016-02-20 Mark Wielaard <mjw@redhat.com>
4795 * cgraphunit.c (check_global_declaration): Check level of
4796 warn_unused_const_variable and main_input_filename.
4797 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4798 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4799 (-Wunused-const-variable): Explain levels 1 and 2.
4801 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4804 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4805 identical arguments. Formatting and spelling fixes.
4808 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4813 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4814 and m68k-devices.def.
4815 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4816 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4818 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4820 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4821 and HImode registers.
4823 2016-02-22 Richard Biener <rguenther@suse.de>
4825 PR tree-optimization/69882
4826 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4827 preserve permutations present because of gaps.
4828 (vect_supported_load_permutation_p): Always continue checking
4829 permutations after vect_attempt_slp_rearrange_stmts.
4831 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4833 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4834 min_profitable_estimate, rather than min_profitable_iters.
4836 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4839 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4840 SImode for last match_operand.
4842 2016-02-22 Martin Liska <mliska@suse.cz>
4844 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4845 return bitsize - 1 as the return value.
4847 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4851 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4852 Handle negative shift counts.
4853 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4854 force_reg on the shift constant.
4855 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4856 (lshrsi3_d): Handle negative shift counts.
4858 2016-02-22 Richard Biener <rguenther@suse.de>
4859 Tom de Vries <tom@codesourcery.com>
4861 * graph.c: Include dumpfile.h.
4862 (print_graph_cfg): Split into three overloads.
4863 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4865 2016-02-22 Tom de Vries <tom@codesourcery.com>
4867 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4870 2016-02-22 Richard Biener <rguenther@suse.de>
4873 * ipa-inline-transform.c (inline_call): When not updating
4874 overall summaries adjust self size by the growth estimate.
4875 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4876 hash-set, do not update overall summaries here. Renamed from ...
4877 (inline_to_all_callers): ... this which is now wrapping the
4878 above and performing delayed overall summary update.
4879 (early_inline_small_functions): Delay updating of the overall
4882 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4884 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4887 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4890 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4891 :%* in %:gt() argument.
4892 (greater_than_spec_func): Adjust for expecting only numbers,
4893 if there are more than two numbers, compare the last two.
4895 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4897 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4898 -Wnarrowing with -std.
4900 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4903 * expr.c (store_field): Don't use bit-field path if exp is
4904 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4905 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4906 and the assignment can be performed by bitwise copy. Formatting
4910 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4911 call copy_reg_eh_region_note_forward on before and/or after sequences
4912 and remove note from insn if it no longer can throw.
4915 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4918 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4920 * config/s390/vector.md: Add missing commutative operand markers
4921 to the patterns which qualify for one.
4922 * config/s390/vx-builtins.md: Likewise.
4924 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4926 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4927 types to mode iterators.
4928 (vec_double): ... and mode attribute.
4929 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4931 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4933 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4934 Change the predicate of op2 from nonimmediate to general and let
4935 reload fix it if necessary.
4937 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4939 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4941 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4943 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4946 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4948 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4949 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4950 * config/s390/s390.md ("movstr<P:mode>"): Call
4951 s390_expand_vec_movstr.
4953 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4955 * config/s390/s390.md: Add missing output modifier for operand 1
4956 to print it as address properly.
4958 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4960 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4961 * config/s390/2964.md: New file.
4962 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4963 of insn grouping attributes depending on the CPU level.
4964 (s390_get_unit_mask): New function.
4965 (s390_sched_score): Remove the OOO from the scheduling macros.
4966 Add loop to calculate a score for the instruction mix.
4967 (s390_sched_reorder): Likewise plus improve debug output.
4968 (s390_sched_variable_issue): Rename macros as above. Calculate
4969 the unit distances after actually scheduling an insn. Improve
4971 (s390_sched_init): Clear last_scheduled_unit_distance array.
4972 * config/s390/s390.md: Include 2964.md.
4974 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4977 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4978 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4979 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4980 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4981 *avx512f_<code>v8div16qi2_mask_1): New insns.
4983 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4986 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4989 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4990 earlyclobber from target. Use wF constraint for fused memory
4992 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4994 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4995 Martin Liska <mliska@suse.cz>
4998 * cfgexpand.c (asan_sanitize_stack_p): New function.
4999 (partition_stack_vars): Use the function.
5000 (expand_stack_vars): Likewise.
5001 (defer_stack_allocation): Likewise.
5002 (expand_used_vars): Likewise.
5004 2016-02-18 Richard Biener <rguenther@suse.de>
5007 * fold-const.c (operand_equal_p): Properly compare offsets for
5008 IMAGPART_EXPR and ARRAY_REF.
5010 2016-02-18 Nick Clifton <nickc@redhat.com>
5014 * config/arm/arm.c (arm_option_override_internal): Disable
5015 interworking if the target does not support thumb instructions.
5016 (arm_reload_in_hi): Handle the case where a register to register
5017 move needs reloading because there is no simple pattern to handle
5019 (arm_reload_out_hi): Likewise.
5021 2016-02-18 Richard Biener <rguenther@suse.de>
5024 * match.pd: Don't use fold_binary or fold_unary for folding
5027 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5030 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5031 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5032 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5033 warn on gimple_no_warning_p statements.
5035 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5037 * doc/extend.texi (C++ Attributes): Correct description of
5038 warn_unused type attribute.
5040 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5042 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5043 correct instruction.
5045 2016-02-17 Richard Biener <rguenther@suse.de>
5047 PR rtl-optimization/69609
5048 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5049 (find_traces_1_round): When ending a trace update cached priority
5051 (bb_to_key): Use cached priority when available.
5052 (copy_bb): Initialize cached priority.
5053 (reorder_basic_blocks_software_trace_cache): Likewise.
5055 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5058 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5060 (aarch64_comparison_operator): Break overly long line into two.
5061 (aarch64_comparison_operation): Likewise.
5062 * config/aarch64/aarch64.md (cstorecc4): Use
5063 aarch64_comparison_operator_mode instead of
5064 aarch64_comparison_operator.
5065 (cstore<mode>4): Likewise.
5066 (aarch64_cstore<mode>): Likewise.
5067 (*cstoresi_insn_uxtw): Likewise.
5068 (cstore<mode>_neg): Likewise.
5069 (*cstoresi_neg_uxtw): Likewise.
5071 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5074 * config/arm/predicates.md (arm_comparison_operator_mode):
5076 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5077 instead of arm_comparison_operator.
5078 (*mov_negscc): Likewise.
5079 (*mov_notscc): Likewise.
5080 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5081 (*thumb2_mov_negscc): Likewise.
5082 (*thumb2_mov_negscc_strict_it): Likewise.
5083 (*thumb2_mov_notscc): Likewise.
5084 (*thumb2_mov_notscc_strict_it): Likewise.
5086 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5088 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5091 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5093 * config/visium/visium.c (machine_libfunc_index): New enum.
5094 (machine_libfuncs): New structure.
5095 (visium_libfuncs): New static variable.
5096 (TARGET_INIT_LIBFUNCS): Define to...
5097 (visium_init_libfuncs): ...this. New function.
5098 (expand_block_move_4): Use the appropriate libfunc.
5099 (expand_block_move_2): Likewise.
5100 (expand_block_move_1): Likewise.
5101 (expand_block_set_4): Likewise.
5102 (expand_block_set_2): Likewise.
5103 (expand_block_set_1): Likewise.
5104 (visium_trampoline_init): Likewise.
5106 2016-02-17 Nick Clifton <nickc@redhat.com>
5108 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5109 TI's devices.csv file as of March 2016.
5111 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5114 * opts-global.c (handle_common_deferred_options): Introduce and
5115 initialize two global variables to remember command-line options
5116 specifying a stack-limiting register.
5117 * opts.h: Add extern declarations of the two new global variables.
5118 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5119 variable based on the values of the two new global variables.
5121 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5124 * common.opt (Wnonnull-compare): New warning.
5125 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5126 of arguments against NULL.
5127 (-Wnonnull-compare): Document.
5128 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5129 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5130 * passes.def (pass_warn_nonnull_compare): Add.
5131 * gimple-ssa-nonnull-compare.c: New file.
5133 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5135 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5136 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5138 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5140 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5141 reciprocal sqrt for -mlow-precision-recip-sqrt.
5143 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5144 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5146 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5147 always use lane loads to construct non-constant vectors.
5149 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5151 * config/aarch64/aarch64.md
5152 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5153 constraints for operand 3.
5154 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5156 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5157 Richard Biener <rguenther@suse.de>
5159 PR tree-optimization/69820
5160 * tree-vect-patterns.c (type_conversion_p): Return false if
5161 *orig_type is unsigned single precision or boolean.
5162 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5165 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5167 PR rtl-optimization/69764
5168 PR rtl-optimization/69771
5169 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5170 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5172 2016-02-16 Richard Biener <rguenther@suse.de>
5174 PR tree-optimization/69776
5175 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5177 (indirect_refs_may_alias_p): Likewise.
5178 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5179 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5180 according to tbaa_p.
5181 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5182 (optimize_stmt): For redundant store discovery do not allow tbaa.
5184 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5186 PR tree-optimization/69714
5187 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5188 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5190 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5192 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5193 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5194 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5195 * config/arc/arc.c (arc_init): Check FPU options.
5196 (get_arc_condition_code): Handle new CC_FPU* modes.
5197 (arc_select_cc_mode): Likewise.
5198 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5199 register pair only. Allow access for ARCv2 accumulator.
5200 (gen_compare_reg): Whenever we have FPU support use FPU compare
5202 (arc_reorg): Don't generate brcc insns when FPU compare
5203 instructions are involved.
5204 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5205 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5206 floating point emulation.
5207 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5208 (REVERSE_CONDITION): Add new CC_FPU* modes.
5209 (TARGET_FP_SP_BASE): Define.
5210 (TARGET_FP_DP_BASE): Likewise.
5211 (TARGET_FP_SP_FUSED): Likewise.
5212 (TARGET_FP_DP_FUSED): Likewise.
5213 (TARGET_FP_SP_CONV): Likewise.
5214 (TARGET_FP_DP_CONV): Likewise.
5215 (TARGET_FP_SP_SQRT): Likewise.
5216 (TARGET_FP_DP_SQRT): Likewise.
5217 (TARGET_FP_DP_AX): Likewise.
5218 * config/arc/arc.md (ARCV2_ACC): New constant.
5219 (type): New fpu type attribute.
5220 (SDF): Conditional iterator.
5221 (cstore<mode>, cbranch<mode>): Change expand condition.
5222 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5223 handles FPU/FPX cases as well.
5224 * config/arc/arc.opt (mfpu): New option.
5225 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5227 (adddf3, muldf3, subdf3): Removed.
5228 * config/arc/predicates.md (proper_comparison_operator): Recognize
5230 * config/arc/fpu.md: New file.
5231 * doc/invoke.texi (ARC Options): Document mfpu option.
5233 2016-02-16 Richard Biener <rguenther@suse.de>
5235 PR rtl-optimization/69291
5236 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5237 noce_operand_ok check.
5239 2016-02-16 Tom de Vries <tom@codesourcery.com>
5242 * omp-low.c (simd_clone_create): Remove call to
5243 symtab->call_cgraph_insertion_hooks.
5245 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5247 PR tree-optimization/69802
5248 * tree-ssa-reassoc.c (update_range_test): If op is
5249 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5250 op == 1 test of precision 1 integral op, otherwise handle
5251 that case as op itself. Fix up formatting.
5252 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5255 2016-02-16 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/69586
5258 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5259 types for conversion sources.
5261 2016-02-16 Richard Biener <rguenther@suse.de>
5264 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5265 mask OEP_ADDRESS_OF.
5267 2016-02-16 Alan Modra <amodra@gmail.com>
5270 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5271 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5272 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5274 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5275 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5276 (p8_fmrgow_<mode>): Likewise.
5277 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5279 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5280 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5281 to use movdi_internal64. Remove op0_di.
5282 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5284 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5286 Add support for the FCCMP insn types
5288 * config/aarch64/aarch64.md (fccmp): Change insn type.
5290 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5291 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5292 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5293 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5294 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5295 * config/arm/types.md (fccmps): Add new insn type.
5298 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5300 * alias.c (get_alias_set): Fix a typo in comment.
5302 2016-02-15 Richard Biener <rguenther@suse.de>
5304 PR tree-optimization/69595
5305 * match.pd: Complete range test simplification to true.
5307 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5309 PR rtl-optimization/69648
5310 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5311 pic_offset_table_rtx.
5313 PR rtl-optimization/69752
5314 * ira.c (update_equiv_regs): When looking for more than a single SET,
5315 also take other side effects into account.
5317 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5319 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5320 for z900+ CPUs in 31-bit mode.
5322 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5324 * common/config/s390/s390-common.c (s390_supports_split_stack):
5326 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5327 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5328 * config/s390/s390.c (struct machine_function): New field
5329 split_stack_varargs_pointer.
5330 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5331 in s390_emit_prologue.
5332 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5334 (morestack_ref): New global.
5335 (SPLIT_STACK_AVAILABLE): New macro.
5336 (s390_expand_split_stack_prologue): New function.
5337 (s390_live_on_entry): New function.
5338 (s390_va_start): Use split-stack vararg pointer if appropriate.
5339 (s390_asm_file_end): Emit the split-stack note sections.
5340 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5341 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5342 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5343 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5344 (split_stack_prologue): New expand.
5345 (split_stack_space_check): New expand.
5346 (split_stack_data): New insn.
5347 (split_stack_call): New expand.
5348 (split_stack_call_*): New insn.
5349 (split_stack_cond_call): New expand.
5350 (split_stack_cond_call_*): New insn.
5352 2016-02-15 Richard Biener <rguenther@suse.de>
5354 PR tree-optimization/69783
5355 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5356 Add trivially correct cases.
5358 2016-02-15 Tom de Vries <tom@codesourcery.com>
5361 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5363 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5365 2016-02-15 Richard Biener <rguenther@suse.de>
5367 PR tree-optimization/69776
5368 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5369 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5370 indicate whether we can use TBAA to disambiguate against stores.
5371 Use alias-set zero if not.
5372 (visit_reference_op_store): Do not use TBAA when looking up
5374 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5375 (eliminate_dom_walker::before_dom_children): But not when looking
5376 up redundant stores.
5378 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5380 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5382 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5384 * config/i386/znver1.md
5385 (znver1_pop, znver1_pop_mem,
5386 znver1_load_imov_double_store,
5387 znver1_load_imov_direct_store,
5388 znver1_load_imov_direct_load,
5389 znver1_load_imov_double_load): Add new.
5390 (znver1_insn, znver1_insn_load): Add icmov type.
5392 znver1_sseavx_fma_load,
5394 znver1_avx256_fma_load): Fix pipe usage.
5396 2016-02-14 Alan Modra <amodra@gmail.com>
5399 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5400 with an invalid hard reg, reload just the reg not the entire
5401 pre/post-inc/dec address expression.
5403 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5406 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5407 fixed R1_REG scratch reg.
5408 (sibcall_value_pcrel_fdpic): Likewise.
5410 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5414 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5416 2016-02-12 Walter Lee <walt@tilera.com>
5418 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5419 * config/tilegx/t-tilegx: Likewise.
5421 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5424 * diagnostic-show-locus.c (struct line_span): New struct.
5425 (layout::get_first_line): Delete.
5426 (layout::get_last_line): Delete.
5427 (layout::get_num_line_spans): New member function.
5428 (layout::get_line_span): Likewise.
5429 (layout::print_heading_for_line_span_index_p): Likewise.
5430 (layout::get_expanded_location): Likewise.
5431 (layout::calculate_line_spans): Likewise.
5432 (layout::m_first_line): Delete.
5433 (layout::m_last_line): Delete.
5434 (layout::m_line_spans): New field.
5435 (layout::layout): Update comment. Replace m_first_line and
5436 m_last_line with m_line_spans, replacing their initialization
5437 with a call to calculate_line_spans.
5438 (diagnostic_show_locus): When printing source lines and
5439 annotations, rather than looping over a single span
5440 of lines, instead loop over each line_span within
5441 the layout, with an inner loop over the lines within them.
5442 Call the context's start_span callback when changing line spans.
5443 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5444 (diagnostic_build_prefix): Break out the building of the location
5445 part of the string into...
5446 (diagnostic_get_location_text): ...this new function, rewriting
5447 it from nested ternary expressions to a sequence of "if"
5449 (default_diagnostic_start_span_fn): New function.
5450 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5451 (diagnostic_context::start_span): New field.
5452 (default_diagnostic_start_span_fn): New prototype.
5454 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5457 * gcc.c (driver::finalize): Fix cleanup of "specs".
5459 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5463 * gcc.c (driver::driver): Initialize m_option_suggestions.
5464 (driver::~driver): Clean up m_option_suggestions.
5465 (suggest_option): Convert to...
5466 (driver::suggest_option): ...this, and split out into
5467 driver::build_option_suggestions and find_closest_string.
5468 (driver::build_option_suggestions): New function, from
5469 first half of suggest_option. Special-case
5470 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5471 the sanitizer_opts array. For options of enum types, add the
5472 various enum values to the candidate strings.
5473 (driver::handle_unrecognized_options): Remove "const".
5474 * gcc.h (driver::handle_unrecognized_options): Likewise.
5475 (driver::build_option_suggestions): New decl.
5476 (driver::suggest_option): New decl.
5477 (driver::m_option_suggestions): New field.
5478 * opts-common.c (add_misspelling_candidates): New function.
5479 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5480 and make non-static.
5481 * opts.h (sanitizer_opts): New array decl.
5482 (add_misspelling_candidates): New function decl.
5483 * spellcheck.c (find_closest_string): New function.
5484 * spellcheck.h (find_closest_string): New function decl.
5486 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5488 PR rtl-optimization/69764
5489 PR rtl-optimization/69771
5490 * optabs.c (expand_binop_directly): For shift_optab_p, force
5491 convert_modes with VOIDmode if xop1 has VOIDmode.
5493 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5496 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5497 to correctly determine instrumentation thunks.
5499 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5502 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5503 type by reference, force lhs on the call.
5506 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5507 Compute retval and retbnd early in all cases if split_part_return_p
5508 and return_bb is not EXIT. Remove all clobber stmts and reset
5509 all debug stmts that refer to SSA_NAMEs defined in split part,
5510 except if it is retval, in that case replace the old retval with the
5511 lhs of the call to the split part.
5513 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5516 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5519 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5520 whose result is used in PHI.
5521 (maybe_optimize_range_tests): Likewise.
5522 (final_range_test_p): Likweise.
5524 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5527 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5528 whose result is used in PHI.
5529 (maybe_optimize_range_tests): Likewise.
5530 (final_range_test_p): Likweise.
5532 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5534 * cgraph.c: Spelling fixes - behaviour -> behavior and
5535 neighbour -> neighbor.
5536 * target.def: Likewise.
5537 * sel-sched.c: Likewise.
5538 * config/mips/mips.c: Likewise.
5539 * config/arc/arc.md: Likewise.
5540 * config/arm/cortex-a57.md: Likewise.
5541 * config/arm/arm.c: Likewise.
5542 * config/arm/neon.md: Likewise.
5543 * config/arm/arm-c.c: Likewise.
5544 * config/vms/vms-c.c: Likewise.
5545 * config/s390/s390.c: Likewise.
5546 * config/i386/znver1.md: Likewise.
5547 * config/i386/i386.c: Likewise.
5548 * config/ia64/hpux-unix2003.h: Likewise.
5549 * config/msp430/msp430.md: Likewise.
5550 * config/rx/rx.c: Likewise.
5551 * config/rx/rx.md: Likewise.
5552 * config/aarch64/aarch64-simd.md: Likewise.
5553 * config/aarch64/aarch64.c: Likewise.
5554 * config/nvptx/nvptx.c: Likewise.
5555 * config/bfin/bfin.c: Likewise.
5556 * config/cris/cris.opt: Likewise.
5557 * config/rs6000/rs6000.c: Likewise.
5558 * target.h: Likewise.
5559 * spellcheck.c: Likewise.
5560 * ira-build.c: Likewise.
5561 * tree-inline.c: Likewise.
5562 * builtins.c: Likewise.
5563 * lra-constraints.c: Likewise.
5564 * explow.c: Likewise.
5565 * hwint.h: Likewise.
5566 * targhooks.c: Likewise.
5567 * tree-vect-data-refs.c: Likewise.
5569 * doc/tm.texi: Likewise.
5570 * doc/extend.texi: Likewise.
5571 * doc/install.texi: Likewise.
5572 * doc/md.texi: Likewise.
5573 * tree-ssa-tail-merge.c: Likewise.
5574 * sched-int.h: Likewise.
5575 * match.pd: Likewise.
5576 * sched-ebb.c: Likewise.
5577 * target.def (omit_struct_return_reg): Likewise.
5578 * gimple-ssa-isolate-paths.c: Likewise.
5579 (find_implicit_erroneous_behaviour): Renamed to...
5580 (find_implicit_erroneous_behavior): ... this.
5581 (find_explicit_erroneous_behaviour): Renamed to...
5582 (find_explicit_erroneous_behavior): ... this.
5583 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5585 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5587 PR rtl-optimization/64682
5588 PR rtl-optimization/69567
5589 PR rtl-optimization/69737
5590 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5591 in I2 as well, just lose it.
5593 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5595 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5597 (aarch64_last_printed_tune_string): Likewise.
5598 (aarch64_declare_function_name): Only output .arch assembler
5599 directive if it will be different from the previously output
5600 directive. Same for .tune comment but only if -dA is set.
5601 (aarch64_start_file): New function.
5602 (TARGET_ASM_FILE_START): Define.
5604 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5607 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5609 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5612 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5613 -Wmaybe-uninitialized warning.
5615 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5618 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5620 2016-02-11 Richard Biener <rguenther@suse.de>
5622 PR rtl-optimization/69291
5623 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5624 subexpressions affected by changing the result.
5626 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5629 * lra-constraints.c (curr_insn_transform): Find in/out operands
5630 for secondary memory moves. Update dups.
5632 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5634 PR tree-optimization/69652
5635 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5636 to nested loop, did source re-formatting, skip debug statements,
5637 add check on statement with volatile operand, remove dead scalar
5640 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5641 Patrick Palka <ppalka@gcc.gnu.org>
5645 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5646 calls if the return type is TREE_ADDRESSABLE.
5647 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5648 * ipa-split.c (split_function): Fix doubled "we" in comment.
5649 Use void return type for the split part even if
5650 !split_point->split_part_set_retval.
5652 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5654 PR tree-optimization/68021
5655 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5656 when computing the value of biv cand by itself.
5658 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5660 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5661 (cortexa57_tunings): Likewise.
5662 (cortexa72_tunings): Likewise.
5663 (arch_macro_fusion_pair_p): Add support for AES fusion.
5664 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5665 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5666 Allow virtual registers before reload so early scheduling works.
5667 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5668 correct latency and pipeline.
5669 (cortex_a57_crypto_complex): Likewise.
5670 (cortex_a57_crypto_xor): Likewise.
5671 (define_bypass): Add AES bypass.
5673 2016-02-10 Richard Biener <rguenther@suse.de>
5675 PR tree-optimization/69726
5676 * passes.def: Add DCE pass before late uninit.
5677 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5678 really fixup if-conversions job.
5680 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5682 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5683 (arm_cortex_a57_tune): Likewise.
5684 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5685 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5687 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5689 * timevar.def (TV_PHASE_DBGINFO): Delete.
5690 (TV_PHASE_CHECK_DBGINFO): Likewise.
5691 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5693 2016-02-10 Richard Biener <rguenther@suse.de>
5695 PR tree-optimization/69719
5696 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5697 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5699 2016-02-09 Andrew Pinski <apinski@cavium.com>
5702 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5703 get_vcond_mask_icode returns false.
5705 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5708 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5709 an ADDIS that adds a pointer to a large constant that sets the
5710 upper16 bits with a load operation.
5712 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5715 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5717 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5719 (vzipq_s16): Likewise.
5720 (vzipq_s32): Likewise.
5721 (vzipq_f32): Likewise.
5722 (vzipq_u8): Likewise.
5723 (vzipq_u16): Likewise.
5724 (vzipq_u32): Likewise.
5725 (vzipq_p8): Likewise.
5726 (vzipq_p16): Likewise.
5728 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5731 * config/arm/arm.c (neon_endian_lane_map): New function.
5732 (neon_vector_pair_endian_lane_map): New function.
5733 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5734 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5736 (vuzpq_s16): Likewise.
5737 (vuzpq_s32): Likewise.
5738 (vuzpq_f32): Likewise.
5739 (vuzpq_u8): Likewise.
5740 (vuzpq_u16): Likewise.
5741 (vuzpq_u32): Likewise.
5742 (vuzpq_p8): Likewise.
5743 (vuzpq_p16): Likewise.
5745 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5748 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5751 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5754 truncate const_int operand 1 to QImode.
5756 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5758 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5759 corresponding to an abnormal edge.
5761 2016-02-09 Tom de Vries <tom@codesourcery.com>
5763 PR tree-optimization/69599
5764 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5766 (find_func_aliases_for_builtin_call, find_func_clobbers)
5767 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5770 2016-02-09 Richard Biener <rguenther@suse.de>
5772 PR tree-optimization/69715
5773 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5774 LHS on calls as non-rewritable.
5776 2016-02-09 Tom de Vries <tom@codesourcery.com>
5779 * lto-wrapper.c (append_diag_options): New function.
5780 (compile_offload_image): Call append_diag_options.
5782 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5785 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5786 Minor copy-edit to fix verb tenses.
5788 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5790 PR tree-optimization/69209
5791 * ipa-split.c (split_function): If split part is not
5792 returning retval, retval has gimple type but is not
5793 gimple value, force it into a SSA_NAME first.
5795 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5797 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5800 2016-02-08 Jason Merrill <jason@redhat.com>
5803 * convert.c (convert_to_integer_1): Check dofold on truncation
5805 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5806 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5807 Rename from *_nofold.
5808 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5809 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5811 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5814 * tree.c (build_common_tree_nodes): Remove short_double argument.
5815 All callers changed.
5816 * tree.h (build_common_tree_nodes): Adjust declaration.
5817 * doc/invoke.texi (-fshort-double): Remove documentation.
5818 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5819 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5820 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5821 (append_linker_options): Don't handle OPT_fshort_double.
5823 PR rtl-optimization/68730
5824 * lra-remat.c (insn_to_cand_activation): New static variable.
5825 (lra_remat): Allocate and free it.
5826 (create_cand): New arg activation. Initialize a field in
5827 insn_to_cand_activation if it is nonnull.
5828 (create_cands): Pass the activation insn to create_cand when making
5829 a candidate involving an output reload. Reorganize code a little.
5830 (do_remat): Keep track of active status of candidates in a separate
5833 2016-02-08 Richard Biener <rguenther@suse.de>
5835 PR tree-optimization/69719
5836 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5837 Properly use absolute of the difference of the two offsets to
5838 compare or adjust the segment length.
5840 2016-02-08 Richard Biener <rguenther@suse.de>
5841 Jeff Law <law@redhat.com>
5844 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5845 types for anonymous SSA names.
5847 2016-02-08 Richard Biener <rguenther@suse.de>
5849 PR rtl-optimization/69274
5850 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5852 2016-02-08 Jeff Law <law@redhat.com>
5854 PR tree-optimization/65917
5855 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5856 equivalences from if (x == y) style conditionals.
5857 (loop_depth_of_name): Remove.
5858 (record_equality): Remove loop depth check.
5859 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5860 (const_and_copies::record_const_or_copy_raw): New member function.
5861 * tree-ssa-scopedtables.c
5862 (const_and_copies::record_const_or_copy_raw): New, factored out of
5863 (const_and_copies::record_const_or_copy): Call new member function.
5865 2016-02-05 Jeff Law <law@redhat.com>
5867 PR tree-optimization/68541
5868 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5869 (count_stmts_in_block): New function.
5870 (poor_ifcvt_candidate_code): Likewise.
5871 (is_feasible_trace): Add some heuristics to determine when path
5872 splitting is profitable.
5873 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5874 is a diamond with a single exit.
5876 2016-02-05 Martin Sebor <msebor@redhat.com>
5879 * doc/invoke.texi: Update -Wplacement-new to take an optional
5882 2016-02-06 Richard Henderson <rth@redhat.com>
5885 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5886 out of non-standard address spaces.
5888 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5890 PR rtl-optimization/69691
5891 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5893 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5895 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5896 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5897 (*ieee128_mfvsrd_64bit): Likewise.
5898 (*ieee128_mfvsrd_32bit): Likewise.
5900 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5904 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5906 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5907 instrumented_version.
5909 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5911 * doc/invoke.texi (Optimize Options): In table of --param options
5912 rename second occurrence of tracer-min-branch-ratio to
5913 tracer-min-branch-probability, rename
5914 tracer-min-branch-ratio-feedback to
5915 tracer-min-branch-probability-feedback and clarify description,
5916 rename sched-spec-state-edge-prob-cutoff to
5917 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5918 to selsched-insns-to-rename, rename lto-minpartition to
5919 lto-min-partition, delete reorder-blocks-duplicate and
5920 reorder-blocks-duplicate-feedback.
5922 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5924 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5927 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5929 * doc/extend.texi: S/390: Correct some typos.
5931 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5933 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5935 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5938 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5939 (s390_register_info_gprtofpr): Use new macros above.
5940 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5942 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5943 its name. Adjust restore and save gpr ranges.
5944 (s390_register_info_set_ranges): New function.
5945 (s390_register_info): Use new macros above. Call
5946 s390_register_info_set_ranges.
5947 (s390_optimize_register_info): Likewise.
5948 (s390_hard_regno_rename_ok): Use new macros.
5949 (s390_hard_regno_scratch_ok): Likewise.
5950 (s390_emit_epilogue): Likewise.
5951 (s390_can_use_return_insn): Likewise.
5952 (s390_optimize_prologue): Likewise.
5953 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5955 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5958 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5960 (ix86_option_override_internal): Disable TARGET_STV even for
5961 -m{incoming,preferred}-stack-boundary=3.
5963 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5965 * config.gcc: Mark deprecated rtems targets as obsolete.
5967 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5969 PR rtl-optimization/64682
5970 PR rtl-optimization/69567
5971 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5972 before I2 only if the register is both used and set in I2.
5974 2016-02-04 DJ Delorie <dj@redhat.com>
5976 * config/msp430/msp430.c (msp430_start_function): Add function type.
5978 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5981 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5983 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5985 PR rtl-optimization/69577
5987 2015-10-29 Richard Henderson <rth@redhat.com>
5991 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5992 sse check to the exact conditions of PR 67609.
5994 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5997 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5998 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5999 not allowed into the traditional Altivec registers.
6000 (movtd_64bit_nodm): Likewise.
6001 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6003 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6005 * config/aarch64/cortex-a57-fma-steering.c
6006 (aarch64_register_fma_steering): Remove "static" from arguments
6009 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6012 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6015 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6017 * doc/invoke.texi: Delete -mno-fma4.
6019 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6021 PR rtl-optimization/69577
6022 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6023 (find_subregs_of_mode): Update accordingly. Iterate over partial
6026 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6028 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6029 * config/arm/arm.c (neon_reinterpret): Remove.
6030 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6031 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6032 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6033 vreinterpretti): Remove.
6034 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6035 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6036 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6037 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6038 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6039 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6040 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6041 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6042 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6043 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6044 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6045 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6046 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6047 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6048 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6049 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6050 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6051 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6052 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6053 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6054 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6055 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6056 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6057 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6058 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6059 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6060 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6061 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6062 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6063 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6064 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6065 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6066 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6067 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6068 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6069 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6070 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6071 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6072 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6073 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6074 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6075 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6076 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6077 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6078 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6079 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6080 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6081 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6082 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6083 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6084 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6085 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6086 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6087 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6088 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6089 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6090 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6091 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6092 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6093 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6094 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6095 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6096 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6097 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6098 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6099 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6100 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6101 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6102 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6103 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6104 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6105 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6106 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6107 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6108 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6109 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6110 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6111 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6112 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6113 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6114 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6115 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6116 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6117 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6118 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6119 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6120 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6121 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6122 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6123 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6124 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6125 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6126 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6127 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6128 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6129 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6130 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6131 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6132 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6133 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6134 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6135 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6136 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6138 2016-02-04 Martin Liska <mliska@suse.cz>
6141 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6142 that are gimple_store_p.
6143 (maybe_instrument_call): Likewise.
6145 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6147 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6148 register scaling out of memory reference and comment why.
6150 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6154 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6155 folding the source of a SET.
6157 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6161 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6162 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6164 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6168 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6171 2016-02-04 Christian Bruel <christian.bruel@st.com>
6173 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6174 * config/arm/arm.c (arm_set_current_function): Likewise.
6176 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6177 Ilya Enkovich <enkovich.gnu@gmail.com>
6178 H.J. Lu <hongjiu.lu@intel.com>
6181 * config/i386/i386.c (convert_scalars_to_vector): Remove
6182 stack alignment fixes.
6183 (ix86_option_override_internal): Disable TARGET_STV if stack
6184 might not be aligned enough.
6185 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6187 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6189 * gcc/config/i386/x86-tune.def: Disable default prefetching
6192 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6193 Vladimir Makarov <vmakarov@redhat.com>
6196 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6197 in validating fused toc addresses.
6199 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6202 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6203 range->m_caret fields if range->m_show_caret_p is false.
6206 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6207 Force oldval into register if it does not satisfy reg_or_short_operand
6208 predicate. Fix up formatting.
6210 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6211 Alexandre Oliva <aoliva@redhat.com>
6214 * lra-constraints.c (simplify_operand_subreg): Check additionally
6215 address validity after potential reloading.
6216 (process_address_1): Check insns validity. In case of failure do
6219 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6222 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6225 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6227 * wide-int.cc (canonize_uhwi): New function.
6228 (wi::divmod_internal): Use it.
6230 2016-02-02 James Norris <jnorris@codesourcery.com
6232 * gimplify.c (omp_notice_variable): Add usage check.
6234 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6236 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6237 like LE, GE, LT, GT when emitting relational operator.
6239 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6241 * ira-costs.c (find_costs_and_classes): Add extra argument.
6242 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6243 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6244 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6245 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6246 Add best_class parameter, and return it if not ALL_REGS.
6247 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6249 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6252 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6254 * config/aarch64/aarch64.c
6255 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6256 (aarch64_ira_change_pseudo_allocno_class): New function.
6258 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6261 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6263 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6265 * config/avr/avr.c (avr_option_override): Set
6266 PARAM_ALLOW_STORE_DATA_RACES to 1.
6268 2016-02-02 Richard Biener <rguenther@suse.de>
6270 PR tree-optimization/69595
6271 * match.pd: Add range test simplifications to true/false.
6273 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6275 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6276 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6279 2016-02-02 Richard Biener <rguenther@suse.de>
6281 PR tree-optimization/69606
6282 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6283 info on the result before moving a stmt.
6285 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6288 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6289 branch with vector comparison.
6290 * config/i386/sse.md (VI48_AVX): New mode iterator.
6291 (define_expand "cbranch<mode>4): Add support for conditional branch
6292 with vector comparison.
6293 * tree-vect-loop.c (optimize_mask_stores): New function.
6294 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6295 has_mask_store field of vect_info.
6296 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6297 vectorized loops having masked stores after vec_info destroy.
6298 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6299 correspondent macros.
6300 (optimize_mask_stores): Add prototype.
6302 2016-02-02 Alan Modra <amodra@gmail.com>
6305 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6308 2016-02-02 Alan Modra <amodra@gmail.com>
6311 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6312 whenever toc_label_name used.
6313 (rs6000_file_start): Don't set up toc section here,
6314 (rs6000_output_function_epilogue): do so here instead,
6315 (rs6000_xcoff_file_start): and here.
6316 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6317 (load_toc_aix_di): Likewise.
6319 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6321 PR rtl-optimization/69592
6322 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6323 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6324 (num_sign_bit_copies_binary_arith_p): New inline function.
6325 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6327 2016-02-01 Jeff Law <law@redhat.com>
6329 PR tree-optimization/69580
6330 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6331 * tree-ssa-threadbackward.c
6332 (fsm_find_control_statement_thread_paths): Do not try to walk
6333 through large PHI nodes.
6335 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6337 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6338 when count is incremented above limit, don't analyze further
6341 * omp-low.c (oacc_parse_default_dims): Avoid
6342 -Wsign-compare warning, make sure value fits into int
6343 rather than just unsigned int.
6345 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6347 PR tree-optimization/67921
6348 * fold-const.c (split_tree): New parameters. Convert pointer
6349 type variable part to proper type before negating.
6350 (fold_binary_loc): Pass new arguments to split_tree.
6352 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6354 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6355 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6356 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6357 * doc/tm.texti: Rebuilt.
6358 * doc/invoke.texi (fopenacc-dim): Document.
6359 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6360 (append_compiler_options): Likewise.
6361 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6362 (oacc_parse_default_dims): New.
6363 (oacc_validate_dims): Add USED arg. Select non-unity default when
6365 (oacc_loop_fixed_partitions): Return mask of used partitions.
6366 (oacc_loop_auto_partitions): Emit dump info.
6367 (oacc_loop_partition): Return mask of used partitions.
6368 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6369 loop partitioning and validation calls.
6371 2016-02-01 Richard Biener <rguenther@suse.de>
6374 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6376 2016-02-01 Richard Biener <rguenther@suse.de>
6378 PR tree-optimization/69574
6379 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6380 of asserting return chrec_dont_know.
6382 2016-02-01 Martin Liska <mliska@suse.cz>
6384 * mem-stats-traits.h: Add copyright header.
6385 * mem-stats.h: Likewise.
6387 2016-02-01 Richard Biener <rguenther@suse.de>
6389 PR tree-optimization/69579
6390 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6391 Do not propagate through abnormal PHI results.
6393 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6395 * postreload.c (reload_cse_simplify): Remove dead code.
6397 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6399 PR rtl-optimization/69570
6400 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6401 if there is more than one set, not if there is a single set.
6403 2016-02-01 Richard Henderson <rth@redhat.com>
6406 * combine.c (make_compound_operation): When looking through a
6407 subreg, make sure to re-extend to the width of the outer mode.
6409 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6411 PR tree-optimization/69546
6412 * wide-int.cc (wi::divmod_internal): For unsigned division
6413 where both operands fit into uhwi, if o1 is 1 and o0 has
6414 msb set, if divident_prec is larger than bits per hwi,
6415 clear another quotient word and return 2 instead of 1.
6416 Similarly for remainder with msb in HWI set, if dividend_prec
6417 is larger than bits per hwi.
6419 2016-01-29 Martin Jambor <mjambor@suse.cz>
6421 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6422 Use short lowercase names.
6423 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6424 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6425 acq_rel one. Protect warning agains segfaults if
6426 get_memory_order_name returns NULL.
6427 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6428 with release semantics. Do not warn if get_memory_order already did.
6429 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6430 semantics. Fix check for relaxed or acquire semantics. Do not warn
6431 if get_memory_order already did.
6433 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6435 * doc/install.texi: Document that isl-0.16 is supported.
6437 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6440 * config/i386/constraints.md (Bm): Describe as special memory
6442 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6443 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6444 * genpreds.c (struct constraint_data): Add is_special_memory.
6445 (have_special_memory_constraints, special_memory_start): New
6447 (special_memory_end): Ditto.
6448 (add_constraint): Add new arg is_special_memory. Add code to
6449 process its true value. Update have_special_memory_constraints.
6450 (process_define_constraint): Pass the new arg.
6451 (process_define_register_constraint): Ditto.
6452 (choose_enum_order): Process special memory.
6453 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6454 function insn_extra_special_memory_constraint.
6455 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6456 * gensupport.c (process_rtx): Process
6457 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6458 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6459 * ira-lives.c (single_reg_class): Use
6460 insn_extra_special_memory_constraint.
6461 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6462 * lra-constraints.c (process_alt_operands): Ditto.
6463 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6464 * recog.c (asm_operand_ok, preprocess_constraints): Process
6466 * reload.c (find_reloads): Ditto.
6467 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6468 * stmt.c (parse_input_constraint): Use
6469 insn_extra_special_memory_constraint.
6471 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6474 * lra-splill.c (lra_final_code_change): Revert r229087 by
6475 removing all sub-registers.
6477 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6480 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6482 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6485 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6486 SSE1, copy target into the temporary reg first before recursing
6489 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6491 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6494 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6496 * ginclude/stdarg.h: Test __cplusplus instead of
6497 __GXX_EXPERIMENTAL_CXX0X__.
6499 2016-01-29 Richard Biener <rguenther@suse.de>
6501 PR tree-optimization/69547
6502 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6503 Do not mark clobbers necessary.
6504 (mark_all_reaching_defs_necessary_1): Likewise.
6506 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6508 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6509 declaration name with %qs and print it in both error messages.
6510 Also fix indentation.
6512 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6515 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6516 trailing blank line from error message.
6518 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6521 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6524 2016-01-29 Richard Biener <rguenther@suse.de>
6527 * match.pd: Allow all integral types when simplifying a
6528 widening or sign-changing conversion.
6530 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6532 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6533 back to setting codegen_error to fail codegen.
6535 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/constraints.md (C): Only accept constant zero operand.
6539 (BC): New constraint.
6540 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6541 instead of C constraint.
6542 * doc/md.texi (Machine Constraints): Update description
6545 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6548 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6550 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6553 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6556 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6558 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6559 branches if using guessed profile.
6561 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6563 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6565 2016-01-28 Richard Henderson <rth@redhat.com>
6568 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6569 * config/aarch64/aarch64-protos.h: Update.
6570 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6571 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6572 (aarch64_get_condition_code_1): Handle CC_Cmode.
6573 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6574 (*add<mode>3_compareC_cconly_imm): New.
6575 (*add<mode>3_compareC_cconly): New.
6576 (*add<mode>3_compareC_imm): New.
6577 (add<mode>3_compareC): New.
6578 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6579 to be first. Use aarch64_carry_operation.
6580 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6581 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6582 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6583 (subti3): Use subdi3_compare1.
6584 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6585 (sub<mode>3_compare1): New.
6586 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6587 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6588 (*subsi3_carryin_uxtw): Likewise.
6589 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6590 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6591 * config/aarch64/iterators.md (DWI): New.
6592 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6593 (aarch64_borrow_operation): New.
6595 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6597 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6598 message when isl does not return a valid schedule.
6600 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6602 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6603 Remove comments from class declarations: they are already in the code
6606 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6608 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6610 (ternary_op_to_tree): Same.
6611 (unary_op_to_tree): Same.
6612 (nary_op_to_tree): Same.
6613 (gcc_expression_from_isl_expr_op): Same.
6614 (gcc_expression_from_isl_expression): Same.
6615 (graphite_create_new_loop): Same.
6616 (graphite_create_new_loop_guard): Same.
6617 (build_iv_mapping): Same.
6618 (graphite_create_new_guard): Same.
6619 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6620 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6622 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6624 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6625 instead of setting codegen_error to fail codegen.
6627 2016-01-28 Jason Merrill <jason@redhat.com>
6629 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6631 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6633 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6634 Remove CONST_INT_P check in CCMP cost calculation.
6636 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6638 * config/aarch64/aarch64.c (generic_vector_cost):
6639 Set vec_permute_cost.
6640 (cortexa57_vector_cost): Likewise.
6641 (exynosm1_vector_cost): Likewise.
6642 (xgene1_vector_cost): Likewise.
6643 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6644 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6645 Add vec_permute_cost entry.
6647 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6649 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6651 (add<mode>3_compare0): Likewise.
6652 (addsi3_compare0_uxtw): Likewise.
6653 (add<mode>3nr_compare0): Likewise.
6654 (compare_neg<mode>): Likewise.
6655 (<optab><mode>3): Likewise.
6657 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6659 * tree-vect-stmts.c (vectorizable_comparison): Add
6660 NULL check for vectype.
6662 2016-01-28 Richard Biener <rguenther@suse.de>
6664 PR tree-optimization/69466
6665 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6666 Account for PHIs we couldn't duplicate.
6668 2016-01-28 Martin Liska <mliska@suse.cz>
6671 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6672 instead of ENABLE_VALGRIND_CHECKING.
6674 2016-01-27 Richard Henderson <rth@redhat.com>
6677 * lra-remat.c (subreg_regs): New.
6678 (dump_candidates_and_remat_bb_data): Dump it.
6679 (operand_to_remat): Reject if operand in subreg_regs.
6680 (set_bb_regs): Collect subreg_regs.
6681 (lra_remat): Init and free subreg_regs. Compute
6682 calculate_local_reg_remat_bb_data before create_cands.
6684 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6687 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6688 change stack_alignment_needed for __tls_get_addr call.
6690 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6692 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6694 2016-01-27 Jeff Law <law@redhat.com>
6696 PR tree-optimization/68398
6697 PR tree-optimization/69196
6698 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6699 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6700 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6701 Only count PHIs in the last block in the path. The others will
6702 const/copy propagate away. Add heuristic to allow more irreducible
6703 subloops to be created when it is likely profitable to do so.
6705 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6706 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6707 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6709 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6712 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6713 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6714 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6715 * tree-streamer-in.c: Include asan.h.
6716 (streamer_get_builtin_tree): For builtins in sanitizer
6717 range call initialize_sanitizer_builtins and retry.
6719 2016-01-27 Ian Lance Taylor <iant@google.com>
6721 * common.opt (fkeep-gc-roots-live): New undocumented option.
6722 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6723 -fkeep-gc-roots-live, skip pointers.
6724 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6727 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6730 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6731 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6733 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6736 * configure.ac: NetBSD provides SSP in its C library.
6737 * configure: Updated.
6739 2016-01-27 Richard Biener <rguenther@suse.de>
6741 PR tree-optimization/69166
6742 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6743 reduction code for commutativity / associativity.
6745 2016-01-27 Martin Jambor <mjambor@suse.cz>
6747 PR tree-optimization/69355
6748 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6749 total_scalarization fails.
6751 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6753 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6756 2016-01-27 Christian Bruel <christian.bruel@st.com>
6759 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6760 Move arm_reset_previous_fndecl and set_target_option_current_node in
6761 the conditional part. Call save_restore_target_globals.
6762 * config/arm/arm.c (arm_set_current_function):
6763 Refactor to better support #pragma target and attribute mix.
6764 Call save_restore_target_globals.
6765 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6767 2016-01-27 Martin Liska <mliska@suse.cz>
6769 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6770 reference for an HSA kernel and its host function.
6772 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6774 PR tree-optimization/69399
6775 * wide-int.h (wi::lrshift): For larger precisions, only
6776 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6778 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6780 * config/arc/predicates.md (proper_comparison_operator): Reject
6781 constant-constant comparison.
6783 2016-01-26 Tom de Vries <tom@codesourcery.com>
6785 PR tree-optimization/69110
6786 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6787 DR_NUM_DIMENSIONS == 0.
6789 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6790 Sebastian Pop <s.pop@samsung.com>
6792 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6793 isl_ast_op_cond and isl_ast_op_select.
6794 (gcc_expression_from_isl_expr_op): Same.
6796 2016-01-26 Jason Merrill <jason@redhat.com>
6799 * tree.c (recompute_constructor_flags): Split out from
6801 (verify_constructor_flags): New.
6802 * tree.h: Declare them.
6804 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6806 PR rtl-optimization/69217
6807 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6808 are no TYPE_FIELDS set for the record type.
6810 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6813 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6814 toc_label_name unconditionally.
6815 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6816 SYMBOL_REF string. Use toc_label_name instead of constructing
6818 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6819 constructing LCTOC1.
6821 2016-01-26 Martin Sebor <msebor@redhat.com>
6824 * doc/extend.texi (Common Type Attributes): Move text that talks about
6825 attribute packed from attribute aligned to the section discussing
6826 the former attribute for clarity.
6828 2016-01-26 Richard Henderson <rth@redhat.com>
6831 * trans-mem.c (tm_region_init): Mark entry block as visited.
6833 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6836 * diagnostic-show-locus.c (layout::print_source_line): Replace
6837 call to pp_newline with call to layout::print_newline.
6838 (layout::print_annotation_line): Likewise.
6839 (layout::move_to_column): Likewise.
6840 (layout::print_any_fixits): After printing any fixits, print a
6841 trailing newline, if necessary.
6842 (layout::print_newline): New method, resetting any colorization
6844 (diagnostic_show_locus): Move the pp_newline to before the
6845 early bailout. Remove dummy block enclosing the layout instance.
6846 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6847 of pp_newline_and_flush with pp_flush.
6848 (diagnostic_append_note): Delete use of pp_newline.
6849 (diagnostic_append_note_at_rich_loc): Delete.
6850 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6851 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6852 when newline characters are added to the buffer.
6854 2016-01-26 Michael Matz <matz@suse.de>
6856 * configure.ac (ac_cv_std_swap_in_utility): New test.
6857 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6858 * configure: Regenerate.
6859 * config.in: Regenerate.
6861 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6863 * config/arc/arc.md (cstoresi4): Force operand into register.
6864 (arcset<code>): Fix predicate.
6865 (arcsetltu): Likewise.
6866 (arcsetgeu): Likewise.
6867 (arcsethi): Likewise.
6868 (arcsetls): Likewise.
6870 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6872 PR tree-optimization/69483
6873 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6874 if base has error_mark_node type.
6876 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6879 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6880 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6882 (vget_lane_f16): Handle big-endian.
6883 (vgetq_lane_f16): Likewise.
6884 (vset_lane_f16): Likewise.
6885 (vsetq_lane_f16): Likewise.
6886 * config/arm/iterators.md (VQXMOV): Add V8HF.
6887 (VDQ): Add V4HF and V8HF.
6888 (V_reg): Handle V4HF and V8HF.
6889 (Is_float_mode): Likewise.
6890 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6891 neon_vdup_nv8hf): New patterns.
6892 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6893 Use VD_LANE iterator.
6894 (neon_vld1_dup<mode>): Use VQ2 iterator.
6896 2016-01-26 Nathan Sidwell <nathan@acm.org>
6898 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6899 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6900 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6901 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6902 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6903 (oacc_validate_dims): Add LEVEL arg, don't return level.
6904 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6906 (execute_oacc_device_lower): Adjust, add more dump output.
6907 * tree-ssa-loop.c (gate_oacc_kernels): Use
6908 oacc_fn_attrib_kernels_p.
6909 * tree-parloops.c (create_parallel_loop): Adjust
6910 set_oacc_fn_attrib call.
6912 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6915 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6916 (append_compiler_options): Handle -fcilkplus.
6917 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6919 2016-01-26 Nick Clifton <nickc@redhat.com>
6922 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6923 been marked as DECL_ONE_ONLY but we do not the means to make it
6924 so, then do not allow it to bind locally.
6926 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6929 * opts.h (parse_sanitizer_options): New prototype.
6930 * opts.c (sanitizer_opts): New array.
6931 (parse_sanitizer_options): New function.
6932 (common_handle_option): Use parse_sanitizer_options.
6934 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6937 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6938 alignment adjustment to ...
6939 (ix86_update_stack_boundary): Here. Don't over-align stack for
6941 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6942 if __tls_get_addr is called.
6944 2016-01-26 Christian Bruel <christian.bruel@st.com>
6946 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6948 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6950 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6952 2016-01-26 Richard Biener <rguenther@suse.de>
6955 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6957 2016-01-26 Richard Biener <rguenther@suse.de>
6959 PR tree-optimization/69452
6960 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6961 (move_computations_dom_walker::before_dom_children): Rename
6963 (move_computations_worker): This.
6964 (move_computations): Perform an RPO rather than a DOM walk.
6966 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6969 * combine.c (combine_instructions): For REG_EQUAL note with
6970 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6971 to the underlying register.
6972 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6973 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6975 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6978 * config/aarch64/aarch64-builtins.c
6979 (aarch64_init_simd_builtin_types): Do not set structural
6980 equality to __Poly{8,16,64,128}_t types.
6982 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6984 PR tree-optimization/69400
6985 * wide-int.cc (wi_pack): Take the precision as argument and
6986 perform canonicalization here rather than in the callers.
6987 Use the main loop to handle all full-width HWIs. Add a
6988 zero HWI if in_len isn't a full result.
6989 (wi::divmod_internal): Update accordingly.
6990 (wi::mul_internal): Likewise. Simplify.
6992 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6993 Sebastian Pop <s.pop@samsung.com>
6995 * graphite-poly.c (apply_poly_transforms): Simplify.
6996 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6997 (print_isl_map): Same.
6998 (print_isl_union_map): Same.
6999 (print_isl_schedule): New.
7000 (debug_isl_schedule): New.
7001 * graphite-dependences.c (scop_get_reads): Do not call
7002 isl_union_map_add_map that is undocumented isl functionality.
7003 (scop_get_must_writes): Same.
7004 (scop_get_may_writes): Same.
7005 (scop_get_original_schedule): Remove.
7006 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7007 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7008 (compute_deps): Remove.
7009 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7010 (debug_schedule_ast): New.
7011 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7012 set_separate_option.
7013 (graphite_regenerate_ast_isl): Add dump.
7014 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7015 from scop->transformed_schedule.
7016 (graphite_regenerate_ast_isl): Add more dump.
7017 * graphite-optimize-isl.c (optimize_isl): Set
7018 scop->transformed_schedule. Check whether schedules are equal.
7019 (apply_poly_transforms): Move here.
7020 * graphite-poly.c (apply_poly_transforms): ... from here.
7021 (free_poly_bb): Static.
7022 (free_scop): Static.
7023 (pbb_number_of_iterations_at_time): Remove.
7024 (print_isl_ast): New.
7025 (debug_isl_ast): New.
7026 (debug_scop_pbb): New.
7027 * graphite-scop-detection.c (print_edge): Move.
7029 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7030 (build_scop_scattering): Remove.
7031 (create_pw_aff_from_tree): Assert instead of bailing out.
7032 (add_condition_to_pbb): Remove unused code, do not fail.
7033 (add_conditions_to_domain): Same.
7034 (add_conditions_to_constraints): Remove.
7035 (build_scop_context): New.
7036 (add_iter_domain_dimension): New.
7037 (build_iteration_domains): Initialize pbb->iterators.
7038 Call add_conditions_to_domain.
7041 (index_outermost_in_loop): New.
7042 (index_pbb_in_loop): New.
7043 (outermost_pbb_in): New.
7044 (add_in_sequence): New.
7045 (add_outer_projection): New.
7046 (outer_projection_mupa): New.
7047 (add_loop_schedule): New.
7048 (build_schedule_pbb): New.
7049 (build_schedule_loop): New.
7050 (embed_in_surrounding_loops): New.
7051 (build_schedule_loop_nest): New.
7052 (build_original_schedule): New.
7053 (build_poly_scop): Call build_original_schedule.
7054 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7055 (free_poly_dr): Remove.
7056 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7057 (free_poly_bb): Remove.
7058 (debug_loop_vec): Remove.
7059 (print_isl_ast): Declare.
7060 (debug_isl_ast): Declare.
7061 (scop_do_interchange): Remove.
7062 (scop_do_strip_mine): Remove.
7063 (scop_do_block): Remove.
7064 (flatten_all_loops): Remove.
7065 (optimize_isl): Remove.
7066 (pbb_number_of_iterations_at_time): Remove.
7067 (debug_scop_pbb): Declare.
7068 (print_schedule_ast): Declare.
7069 (debug_schedule_ast): Declare.
7070 (struct scop): Remove schedule. Add original_schedule,
7071 transformed_schedule.
7072 (free_gimple_poly_bb): Remove.
7073 (print_generated_program): Remove.
7074 (debug_generated_program): Remove.
7075 (unify_scattering_dimensions): Remove.
7076 * sese.c (print_edge): ... here.
7077 (print_sese): ... here.
7078 (debug_edge): ... here.
7079 (debug_sese): ... here.
7080 * sese.h (print_edge): Declare.
7081 (print_sese): Declare.
7082 (dump_edge): Declare.
7083 (dump_sese): Declare.
7085 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7086 Sebastian Pop <s.pop@samsung.com>
7088 * Makefile.in: Set ISLVER in site.exp.
7090 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7092 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7093 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7094 through DECL_VALUE_EXPR for expansion.
7096 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7098 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7099 the frame info after reload completed.
7101 2016-01-25 Jeff Law <law@redhat.com>
7103 PR tree-optimization/69196
7104 PR tree-optimization/68398
7105 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7106 tree-ssa-threadupdate.c.
7107 (determine_bb_domination_status): Prototype
7108 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7109 (determine_bb_domination_status): No longer static.
7110 (valid_jump_thread_path): Remove code to detect characteristics
7111 of the jump thread path not associated with correctness.
7112 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7113 Correct test for thread path length. Count PHIs for real operands as
7114 statements that need to be copied. Do not count ASSERT_EXPRs.
7115 Look at all the blocks in the thread path. Compute and selectively
7116 filter thread paths based on threading through the latch, threading
7117 a multiway branch or crossing a multiway branch.
7119 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7121 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7122 decl with __attribute__ ((unused)) annotation.
7124 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7127 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7128 of operands is compatible with a statement vectype.
7130 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7132 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7133 improve wording for mixed storage order support.
7135 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7137 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7138 (vcvt_u64_f64): Likewise.
7139 (vcvta_s64_f64): Likewise.
7140 (vcvta_u64_f64): Likewise.
7141 (vcvtm_s64_f64): Likewise.
7142 (vcvtm_u64_f64): Likewise.
7143 (vcvtn_s64_f64): Likewise.
7144 (vcvtn_u64_f64): Likewise.
7145 (vcvtp_s64_f64): Likewise.
7146 (vcvtp_u64_f64): Likewise.
7148 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7150 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7151 (arc_init): Check validity mll64 option.
7152 (arc_save_restore): Use double load/store instruction.
7153 (arc_expand_movmem): Likewise.
7154 (arc_split_move): Don't split if we have double load/store
7155 instructions. Returns a boolean.
7156 (arc_process_double_reg_moves): Change function to return boolean
7157 instead of a sequence of instructions.
7158 (arc_dwarf_register_span): New function.
7159 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7160 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7161 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7162 (*movdf_insn): Likewise.
7163 * config/arc/arc.opt (mll64): New option.
7164 * config/arc/predicates.md (even_register_operand): New predicate.
7165 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7167 2016-01-25 Richard Biener <rguenther@suse.de>
7170 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7171 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7173 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7175 2016-01-25 Richard Biener <rguenther@suse.de>
7177 PR tree-optimization/69376
7178 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7180 (VN_INFO_ANTI_RANGE_P): New inline.
7181 (VN_INFO_RANGE_TYPE): Likewise.
7182 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7183 SSA_NAME_ANTI_RANGE_P.
7184 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7185 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7186 Properly query VN_INFO_RANGE_TYPE.
7188 2016-01-25 Nick Clifton <nickc@redhat.com>
7191 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7193 2016-01-23 Tom de Vries <tom@codesourcery.com>
7195 PR tree-optimization/69426
7196 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7199 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7201 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7202 "the the" with "the" in the comments.
7203 * ipa-devirt.c (build_type_inheritance_graph,
7204 update_type_inheritance_graph): Likewise.
7205 * tree.c (build_function_type_list_1): Likewise.
7206 * cfgloopmanip.c (scale_loop_profile): Likewise.
7207 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7208 * gimple-ssa-split-paths.c
7209 (find_block_to_duplicate_for_splitting_paths): Likewise.
7210 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7211 * expr.c (convert_move): Likewise.
7212 * var-tracking.c (vt_stack_adjustments): Likewise.
7213 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7214 * tree-vrp.c (test_for_singularity): Likewise.
7216 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7217 directly instead of building a temporary tree.
7220 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7221 remove <algorithm> include.
7223 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7226 * config/i386/i386.c: Include dojump.h.
7227 (expand_small_movmem_or_setmem,
7228 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7230 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7231 if dynamic_check != -1.
7233 2016-01-21 Jeff Law <law@redhat.com>
7236 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7237 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7238 into dominated_by_p.
7239 (cprop_into_successor_phis): Avoid unnecessary tests.
7241 2016-01-22 Richard Henderson <rth@redhat.com>
7244 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7245 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7247 2016-01-22 Michael Matz <matz@suse.de>
7249 * system.h (string, algorithm): Include only conditionally.
7250 (new): Include always under C++.
7251 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7252 * final.c (toplevel): Ditto.
7253 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7254 * genconditions.c (write_header): Make gencondmd.c define
7256 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7258 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7259 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7261 2016-01-22 Christian Bruel <christian.bruel@st.com>
7264 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7266 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7269 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7270 define_insn_and_split. Ensure operands[1] and operands[0] do not
7271 get assigned the same register.
7273 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7275 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7277 2016-01-22 Christian Bruel <christian.bruel@st.com>
7279 * config/arm/arm-c.c (arm_pragma_target_parse):
7280 Remove warn_builtin_macro_redefined overwrite.
7282 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7284 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7285 flag_non_call_exceptions compatibility.
7287 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7290 * dwarf2out.c (add_child_die_after): New function.
7291 (dwarf_qual_info_t): New type.
7292 (dwarf_qual_info): New variable.
7293 (qualified_die_p): New function.
7294 (modified_type_die): For -fdebug-types-section, ensure
7295 canonical order of qualifiers. Put qualified DIEs adjacent
7296 to the corresponding non-qualified type DIE and search there
7297 for existing qualified DIEs.
7299 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7301 * doc/extend.texi (scalar_storage_order type attribute): Document
7302 restriction on type punning and aliasing, and remove future tense.
7304 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7307 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7310 2016-01-21 Jeff Law <law@redhat.com>
7313 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7314 useless call to record_temporary_equivalences.
7315 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7316 allocate 10 slots in the bb_path vector and let it grow as needed.
7317 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7320 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7322 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7324 * configure: Regenerate.
7326 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7328 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7329 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7331 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7334 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7335 drop EXPAND_INITIALIZER.
7336 * rtl.h (contains_symbolic_reference_p): Declare.
7337 * rtlanal.c (contains_symbolic_reference_p): New function.
7338 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7339 a subtraction into a NOT if symbolic constants are involved.
7341 2016-01-21 Anton Blanchard <anton@samba.org>
7342 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7345 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7347 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7350 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7352 * config/microblaze/microblaze.c
7353 (get_branch_target): New.
7354 (insert_wic_for_ilb_runout): New.
7356 (microblaze_machine_dependent_reorg): New.
7357 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7358 * config/microblaze/microblaze.md
7359 (UNSPEC_IPREFETCH): Define.
7360 (iprefetch): New pattern
7361 * config/microblaze/microblaze.opt
7362 (mxl-prefetch): New flag.
7364 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7366 * config/microblaze/microblaze.h
7367 (FIXED_REGISTERS): Update in macro.
7368 (CALL_USED_REGISTERS): Update in macro.
7370 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7372 PR rtl-optimization/68920
7373 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7376 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7378 PR rtl-optimization/68990
7379 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7380 pseudo instead of inheritance ones.
7382 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7383 Nick Clifton <nickc@redhat.com>
7387 * config/mips/mips.c (mips_compute_frame_info): Initialise
7388 args_size and hard_frame_pointer_offset fields of the frame
7389 structure before calling mips_global_pointer.
7391 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7393 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7395 * configure: Regenerate.
7397 2016-01-21 Richard Biener <rguenther@suse.de>
7399 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7401 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7403 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7404 to actually emit the .size directive.
7406 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7407 Jakub Jelinek <jakub@redhat.com>
7411 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7412 args array size by one to avoid buffer overflow.
7414 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7416 * config/s390/s390.md (pool_section_start): Use switch_to_section
7417 to select proper read-only data section instead of hardcoding
7419 (pool_section_end): Use switch_to_section to match the above.
7421 2016-01-21 Richard Biener <rguenther@suse.de>
7423 PR tree-optimization/69378
7424 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7425 (set_ssa_val_to): Use it for dominance checks taking into
7426 account not executable edges.
7428 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7431 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7432 for bitsize instead of GET_MODE_PRECISION (mode).
7434 2016-01-20 Martin Sebor <msebor@redhat.com>
7437 * extend.texi (__sync Builtins): Clarify the semantics of
7438 __sync_fetch_and_OP built-ins on pointers.
7439 (__atomic Builtins): Same.
7441 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7442 Sebastian Pop <s.pop@samsung.com>
7444 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7445 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7446 (is_valid_rename): Same.
7447 (translate_isl_ast_to_gimple::get_rename): Same.
7448 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7449 (translate_isl_ast_to_gimple::rename_uses): Same.
7450 (get_new_name): Check for close_phi nodes.
7451 (copy_loop_phi_args): Use phi_node_kind.
7452 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7453 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7455 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7456 Sebastian Pop <s.pop@samsung.com>
7458 Revert commit r229783.
7459 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7460 Remove use of parameter_rename_map.
7462 (copy_internal_parameters): Remove.
7463 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7464 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7465 (free_sese_info): Do not free parameter_rename_map.
7466 (set_rename): Do not use parameter_rename_map.
7467 (rename_uses): Update call to set_rename.
7468 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7469 * sese.h (parameter_rename_map_t): Remove.
7470 (struct sese_info_t): Remove field parameter_rename_map.
7472 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7473 Sebastian Pop <s.pop@samsung.com>
7475 * graphite-isl-ast-to-gimple.c: Fix comment.
7476 * graphite-scop-detection.c (defined_in_loop_p): New.
7477 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7478 names defined in loop.
7480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7481 Sebastian Pop <s.pop@samsung.com>
7483 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7484 Discard unstructured if-then-else regions.
7486 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7487 Sebastian Pop <s.pop@samsung.com>
7489 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7490 (cleanup_loop_iter_dom): Remove.
7491 (build_loop_iteration_domains): Remove.
7492 (build_scop_context): Remove.
7493 (build_scop_iteration_domain): Remove.
7494 (add_loop_constraints): New.
7495 (build_iteration_domains): New.
7496 (build_poly_scop): Call build_iteration_domains.
7498 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7499 Sebastian Pop <s.pop@samsung.com>
7501 * graphite-scop-detection.c
7502 (scop_detection::harmful_loop_in_region): Free dom and loops.
7503 (scop_detection::loop_body_is_valid_scop): Free bbs.
7505 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7506 Sebastian Pop <s.pop@samsung.com>
7508 * graphite-scop-detection.c (record_loop_in_sese): New.
7509 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7510 (build_scops): Remove call to build_sese_loop_nests.
7511 * sese.c (sese_record_loop): Remove.
7512 (build_sese_loop_nests): Remove.
7513 (new_sese_info): Remove region->loops.
7514 (free_sese_info): Same.
7515 * sese.h (sese_contains_loop): Same.
7516 (build_sese_loop_nests): Remove.
7517 (sese_contains_loop): Remove.
7519 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7520 Sebastian Pop <s.pop@samsung.com>
7522 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7523 loop_is_valid_in_scop.
7524 (scop_detection::harmful_stmt_in_region): Renamed
7525 harmful_loop_in_region.
7526 Call loop_is_valid_in_scop.
7528 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7529 Sebastian Pop <s.pop@samsung.com>
7531 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7534 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7535 Sebastian Pop <s.pop@samsung.com>
7537 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7538 * graphite.h (struct poly_bb): Remove field is_reduction.
7539 (PBB_IS_REDUCTION): Remove.
7541 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7542 Sebastian Pop <s.pop@samsung.com>
7544 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7545 (add_pdr_constraints): Same.
7546 (scop_get_reads): Same.
7547 (scop_get_must_writes): Same.
7548 (scop_get_may_writes): Same.
7549 (scop_get_original_schedule): Same.
7550 (extend_schedule): Same.
7551 (apply_schedule_on_deps): Same.
7552 (carries_deps): Same.
7553 (compute_deps): Same.
7554 (scop_get_dependences): Same.
7555 * graphite-isl-ast-to-gimple.c
7556 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7557 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7558 (get_schedule_for_band_list): Same.
7559 (get_schedule_map): Same.
7560 (apply_schedule_map_to_scop): Same.
7561 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7562 (build_loop_iteration_domains): Same.
7563 (add_condition_to_pbb): Same.
7564 (add_param_constraints): Same.
7565 (pdr_add_memory_accesses): Same.
7566 (pdr_add_data_dimensions): Same.
7568 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7570 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7573 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7575 * common.opt (feliminate-dwarf2-dups): Replace references to
7576 "DWARF 2" with just "DWARF".
7577 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7578 * doc/extend.texi: Likewise.
7579 * doc/cpp.texi: Likewise.
7580 * doc/invoke.texi: Likewise.
7581 (Option Summary): Add -gdwarf to list of Debugging Options.
7582 (Debugging Options): Document -gdwarf.
7583 * doc/contrib.texi: Spell "DWARF" like that.
7585 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7587 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7588 warning. Fix up formatting.
7591 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7592 attempt to mark memory input operand addressable and
7593 call prepare_gimple_addressable in that case. Don't adjust
7594 input_location for diagnostics, use error_at instead.
7596 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7598 * config/rs6000/ppc-auxv.h: New file.
7599 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7601 (cpu_supports): Likewise.
7602 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7603 (cpu_is_info): New variable.
7604 (cpu_supports_info): Likewise.
7605 (tcb_verification_symbol): Likewise.
7606 (cpu_builtin_p): Likewise.
7607 (cpu_expand_builtin): New function.
7608 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7609 (rs6000_init_builtins): Likewise.
7610 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7611 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7612 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7613 * configure: Regenerate.
7614 * config.in: Likewise.
7615 * doc/extend.texi (PowerPC Built-in Functions): Document
7616 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7618 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7621 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7623 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7626 2016-01-20 Richard Henderson <rth@redhat.com>
7632 * tree.c (tm_define_builtin): New.
7633 (find_tm_vector_type): New.
7634 (build_tm_vector_builtins): New.
7635 (build_common_builtin_nodes): Call it.
7637 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7639 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7640 (arm_fp_ok): Likewise.
7642 (arm_crypto): Likewise.
7644 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7645 Richard Biener <rguenther@suse.de>
7647 PR tree-optimization/69328
7648 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7649 vectors have same number of elements.
7650 (vectorizable_condition): Fix masked version recognition.
7652 2016-01-20 Richard Biener <rguenther@suse.de>
7654 PR tree-optimization/69345
7655 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7656 (VN_INFO_PTR_INFO): Likewise.
7657 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7658 info when it is equal between non-dominating SSA names.
7659 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7660 Make sure to look at original SSA infos.
7662 2016-01-20 Jeff Law <law@redhat.com>
7665 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7667 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7668 (pc_or_label_operand): New predicate.
7669 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7670 tests for small integers that are 2^n - 1.
7672 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7674 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7676 2016-01-19 Jeff Law <law@redhat.com>
7679 * tree-ssa-threadbackwards.c
7680 (fsm_find_control_statement_thread_paths): Do not try to lookup
7681 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7683 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7685 * doc/lto.texi: Remove text that says only Gold has linker plugin
7688 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7690 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7691 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7692 the DIE accordingly.
7693 (modified_type_die): Add REVERSE parameter and pass it recursively,
7694 as well as to base_type_die. Adjust presence check accordingly.
7695 (base_type_for_mode): Adjust call to modified_type_die.
7696 (add_type_attribute): Add REVERSE parameter and pass it to
7698 (generic_parameter_die): Adjust call to add_type_attribute.
7699 (add_scalar_info): Likewise.
7700 (add_subscript_info): Likewise.
7701 (gen_array_type_die): Likewise.
7702 (gen_descr_array_type_die): Likewise.
7703 (gen_entry_point_die): Likewise.
7704 (gen_enumeration_type_die): Likewise.
7705 (gen_formal_parameter_die): Likewise.
7706 (gen_subprogram_die): Likewise.
7707 (gen_variable_die ): Likewise.
7708 (gen_const_die): Likewise.
7709 (gen_field_die): Likewise.
7710 (gen_pointer_type_die): Likewise.
7711 (gen_reference_type_die): Likewise.
7712 (gen_ptr_to_mbr_type_die): Likewise.
7713 (gen_inheritance_die): Likewise.
7714 (gen_subroutine_type_die): Likewise.
7715 (gen_typedef_die): Likewise.
7716 (force_type_die): Adjust call to modified_type_die.
7718 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7720 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7721 flow throughout the file. Fix broken link to Objective-C 2.0
7723 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7726 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7728 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7730 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7733 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7734 (maybe_record_node): Record cxa_pure_virtual as the only possible
7735 target if there are not ohter candidates.
7736 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7738 2016-01-19 Richard Biener <rguenther@suse.de>
7740 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7741 (get_memory_order): Likewise.
7743 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7745 * tree-vect-stmts.c (vectorizable_store): Check
7748 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7751 * gcc.c (driver::decode_argv): Add call to
7752 init_opts_obstack before init_options_struct.
7753 * opts.c (init_opts_obstack): Remove idempotency.
7754 (init_options_struct): Replace call to init_opts_obstack
7755 with a gcc_assert to verify that it has already been called.
7756 * toplev.c (toplev::main): Add call to init_opts_obstack before
7757 calls to init_options_struct.
7758 (toplev::finalize): Move cleanup of opts_obstack next to
7759 cleanup of save_decoded_options, clearing the latter, and
7760 save_decoded_options_count.
7762 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7765 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7766 attribute to unconditional. Remove %? from output template.
7768 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7769 Jiong Wang <jiong.wang@arm.com>
7771 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7772 generated from different expand order.
7774 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7776 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7777 Add support for CCMP costing.
7779 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7781 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7782 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7783 (fccmpe<mode>): Likewise.
7784 (fcmp): Rename to fcmp and globalize pattern.
7786 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7787 (aarch64_gen_ccmp_next): Add FP support.
7789 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7791 * target.def (gen_ccmp_first): Update documentation.
7792 (gen_ccmp_next): Likewise.
7793 * doc/tm.texi (gen_ccmp_first): Update documentation.
7794 (gen_ccmp_next): Likewise.
7795 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7796 expand_ccmp_expr_1. Improve comments.
7797 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7798 (ccmp_ior<mode>): Remove pattern.
7799 (cmp<mode>): Remove expand.
7800 (cmp): Globalize pattern.
7801 (cstorecc4): Use cc_register.
7802 (mov<mode>cc): Remove ccmp_cc_register check.
7803 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7804 Simplify after removal of CC_DNE/* modes.
7805 (aarch64_ccmp_mode_to_code): Remove.
7806 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7807 In 'k' case use integer as condition.
7808 (aarch64_nzcv_codes): Remove inverted cases.
7809 (aarch64_code_to_ccmode): Remove.
7810 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7811 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7812 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7813 pattern. Return the comparison with CC register. Invert conditions
7815 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7816 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7818 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7820 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7821 instrumented_version.
7823 2016-01-19 Richard Biener <rguenther@suse.de>
7825 PR tree-optimization/69336
7826 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7827 handled components with get_ref_base_and_extent.
7828 (equal_mem_array_ref_p): Adjust.
7830 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7833 * shrink-wrap.c: Include valtrack.h.
7834 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7835 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7836 in between insn and where it will be moved to. Call
7837 dead_debug_insert_temp.
7838 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7839 first and dead_debug_local_finish at the end.
7840 For uses and defs bitmap, handle all regs in between REGNO and
7841 END_REGNO, not just the first one.
7843 2016-01-19 Richard Biener <rguenther@suse.de>
7845 PR tree-optimization/69352
7846 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7847 (equal_mem_array_ref_p): Constrain size and max size properly.
7848 Compare the reverse flag.
7850 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7852 * ira.c (ira): Update regstat data if we deleted insns.
7854 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7856 PR rtl-optimization/68955
7857 PR rtl-optimization/64557
7858 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7859 here. Fix up formatting.
7860 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7862 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7865 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7866 assume that the node has body.
7867 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7870 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7872 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7875 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7877 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7878 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7880 2016-01-19 Martin Jambor <mjambor@suse.cz>
7881 Martin Liska <mliska@suse.cz>
7882 Michael Matz <matz@suse.de>
7884 * Makefile.in (OBJS): Add new source files.
7885 (GTFILES): Add hsa.c.
7886 * common.opt (disable_hsa): New variable.
7887 (-Whsa): New warning.
7888 * config.in (ENABLE_HSA): New.
7889 * configure.ac: Treat hsa differently from other accelerators.
7890 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7892 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7893 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7894 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7896 * doc/invoke.texi (-Whsa): Document.
7897 (hsa-gen-debug-stores): Likewise.
7898 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7899 to invoke offload compiler for hsa acclerator.
7900 * opts.c (common_handle_option): Determine whether HSA offloading
7901 should be performed.
7902 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7903 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7904 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7905 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7906 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7907 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7908 GF_OMP_FOR_KIND_GRID_LOOP.
7909 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7910 (pp_gimple_stmt_1): Likewise.
7911 * gimple-walk.c (walk_gimple_stmt): Likewise.
7912 * gimple.c (gimple_build_omp_grid_body): New function.
7913 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7914 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7915 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7916 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7917 GF_OMP_TEAMS_GRID_PHONY.
7918 (gimple_statement_omp_single_layout): Updated comments.
7919 (gimple_build_omp_grid_body): New function.
7920 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7921 (gimple_omp_for_grid_phony): New function.
7922 (gimple_omp_for_set_grid_phony): Likewise.
7923 (gimple_omp_parallel_grid_phony): Likewise.
7924 (gimple_omp_parallel_set_grid_phony): Likewise.
7925 (gimple_omp_teams_grid_phony): Likewise.
7926 (gimple_omp_teams_set_grid_phony): Likewise.
7927 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7928 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7929 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7930 (BUILT_IN_GOMP_TARGET): Updated type.
7931 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7932 (adjust_for_condition): New function.
7933 (get_omp_for_step_from_incr): Likewise.
7934 (extract_omp_for_data): Moved parts to adjust_for_condition and
7935 get_omp_for_step_from_incr.
7936 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7937 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7938 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7939 (scan_omp_parallel): Do not create child functions for phony
7941 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7942 (scan_omp_1_op): Checking assert we are not remapping to
7943 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7944 (parallel_needs_hsa_kernel_p): New function.
7945 (expand_parallel_call): Register apprpriate parallel child
7946 functions as HSA kernels.
7947 (grid_launch_attributes_trees): New type.
7948 (grid_attr_trees): New variable.
7949 (grid_create_kernel_launch_attr_types): New function.
7950 (grid_insert_store_range_dim): Likewise.
7951 (grid_get_kernel_launch_attributes): Likewise.
7952 (get_target_argument_identifier_1): Likewise.
7953 (get_target_argument_identifier): Likewise.
7954 (get_target_argument_value): Likewise.
7955 (push_target_argument_according_to_value): Likewise.
7956 (get_target_arguments): Likewise.
7957 (expand_omp_target): Call get_target_arguments instead of looking
7958 up for teams and thread limit.
7959 (grid_expand_omp_for_loop): New function.
7960 (grid_arg_decl_map): New type.
7961 (grid_remap_kernel_arg_accesses): New function.
7962 (grid_expand_target_kernel_body): New function.
7963 (expand_omp): Call it.
7964 (lower_omp_for): Do not emit phony constructs.
7965 (lower_omp_taskreg): Do not emit phony constructs but create for them
7966 a temporary variable receiver_decl.
7967 (lower_omp_taskreg): Do not emit phony constructs.
7968 (lower_omp_teams): Likewise.
7969 (lower_omp_grid_body): New function.
7970 (lower_omp_1): Call it.
7971 (grid_reg_assignment_to_local_var_p): New function.
7972 (grid_seq_only_contains_local_assignments): Likewise.
7973 (grid_find_single_omp_among_assignments_1): Likewise.
7974 (grid_find_single_omp_among_assignments): Likewise.
7975 (grid_find_ungridifiable_statement): Likewise.
7976 (grid_target_follows_gridifiable_pattern): Likewise.
7977 (grid_remap_prebody_decls): Likewise.
7978 (grid_copy_leading_local_assignments): Likewise.
7979 (grid_process_kernel_body_copy): Likewise.
7980 (grid_attempt_target_gridification): Likewise.
7981 (grid_gridify_all_targets_stmt): Likewise.
7982 (grid_gridify_all_targets): Likewise.
7983 (execute_lower_omp): Call grid_gridify_all_targets.
7984 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7985 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7986 (tree_omp_clause): Added union field dimension.
7987 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7988 * tree.c (omp_clause_num_ops): Added number of arguments of
7989 OMP_CLAUSE__GRIDDIM_.
7990 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7991 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7992 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7993 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7994 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7995 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7996 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7997 * tree-pass.h (make_pass_gen_hsail): Declare.
7998 (make_pass_ipa_hsa): Likewise.
7999 * ipa-hsa.c: New file.
8000 * lto-section-in.c (lto_section_name): Add hsa section name.
8001 * lto-streamer.h (lto_section_type): Add hsa section.
8002 * timevar.def (TV_IPA_HSA): New.
8003 * hsa-brig-format.h: New file.
8004 * hsa-brig.c: New file.
8005 * hsa-dump.c: Likewise.
8006 * hsa-gen.c: Likewise.
8009 * toplev.c (compile_file): Call hsa_output_brig.
8010 * hsa-regalloc.c: New file.
8012 2016-01-18 Jeff Law <law@redhat.com>
8014 PR tree-optimization/69320
8015 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8016 ranged object, do nothing if the RHS constant is not [0..1].
8017 (optimize_stmt): Comparing a boolean ranged object against a
8018 constant outside [0..1] results in a compile-time constant.
8020 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8023 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8025 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8026 (Option Summary): Update to reflect new section and moved options.
8027 (C++ Dialect Options): Move -fstats to new section.
8028 (Debugging Options): Move all dump, statistics, and other GCC
8029 developer options to new section. Rewrite section introduction
8030 and re-order remaining options to put the more basic ones first.
8031 (Optimization Options): Move -fira-verbose and -flto-report* to
8033 (Developer Options): New section incorporating moved options.
8034 * doc/cppopts.texi (-dM): Update cross-reference.
8036 2016-01-18 Richard Henderson <rth@redhat.com>
8039 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8040 operands to pseudo only if CSE is expected. Split long immediate
8041 operands only after reload, and for the stack pointer.
8042 (*add<GPI>3_pluslong): Remove.
8043 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8044 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8045 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8046 (*add<GPI>3 peepholes): New.
8047 (*add<GPI>3 splitters): New.
8048 * config/aarch64/constraints.md (Upl): New.
8049 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8051 2016-01-18 Richard Biener <rguenther@suse.de>
8053 PR tree-optimization/69297
8054 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8056 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8058 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8061 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8062 of mixind vector and scalar types.
8063 (fold_relational_const): Add handling of vector
8064 comparison with boolean result.
8065 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8066 comparison of vector operands with boolean result for EQ/NE only.
8067 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8068 (verify_gimple_cond): Likewise.
8069 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8072 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8074 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8077 2016-01-18 Richard Biener <rguenther@suse.de>
8080 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8082 2016-01-18 Tom de Vries <tom@codesourcery.com>
8084 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8086 2016-01-18 Tom de Vries <tom@codesourcery.com>
8088 * omp-low.c (set_oacc_fn_attrib): Make extern.
8089 * omp-low.h (set_oacc_fn_attrib): Declare.
8090 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8091 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8092 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8093 Add and handle function parameter oacc_kernels_p.
8094 (find_reduc_addr, get_omp_data_i_param): New function.
8095 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8096 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8097 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8098 Calculate dominance info. Skip loops that are not in a kernels region
8099 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8100 (pass_parallelize_loops::execute): Call parallelize_loops with
8101 oacc_kernels_p argument.
8102 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8103 New member function.
8104 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8105 * passes.def: Add argument to pass_parallelize_loops instantation.
8107 2016-01-18 Tom de Vries <tom@codesourcery.com>
8109 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8110 pass_parallelize_loops to be run outside the loop pipeline.
8112 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8114 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8115 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8117 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8120 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8121 using get_ref_base_and_extent.
8122 (equal_mem_array_ref_p): New.
8123 (hashable_expr_equal_p): Add call to previous.
8125 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8128 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8129 (sra_initialize): Allocate disqualified_constants.
8130 (sra_deinitialize): Free disqualified_constants.
8131 (disqualify_candidate): Update disqualified_constants when appropriate.
8132 (create_access): Scan for constant-pool entries as we go along.
8133 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8134 (maybe_add_sra_candidate): Allow constant-pool entries.
8135 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8136 (initialize_constant_pool_replacements): New.
8137 (sra_modify_assign): Avoid mangling assignments created by previous,
8138 and don't generate writes into constant pool.
8139 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8141 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8143 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8145 (scalar_chain::convert_op): Likewise.
8146 * config/i386/i386.md (*andndi3_doubleword): New.
8148 2016-01-18 Richard Biener <rguenther@suse.de>
8150 PR tree-optimization/69170
8151 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8152 building a vector from scalar results of a pattern stmt.
8154 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8156 * haifa-sched.c (autopref_multipass_init): Work around
8157 -Wmaybe-uninitialized warning.
8159 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8161 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8162 against the constant 0.
8164 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8166 PR tree-optimization/68799
8167 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8168 look up phi candidates in the statement-candidate map.
8169 (phi_add_costs): Likewise.
8170 (record_phi_increments): Likewise.
8171 (phi_incr_cost): Likewise.
8172 (ncd_with_phi): Likewise.
8173 (all_phi_incrs_profitable): Likewise.
8175 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8177 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8178 -Wmaybe-uninitialized warning.
8180 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8182 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8183 (Option Summary): Update to reflect new section and moved options.
8184 (C++ Dialect Options): Move -fvtable-verify and related options.
8185 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8186 and profiling-related options.
8187 (Optimization Options): Move profile generation options and
8188 -fstack-protector and related options.
8189 (Instrumentation Options): New section incorporating moved options.
8190 (Code Generation Options): Move -finstrument-functions and
8191 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8193 2016-01-16 Tom de Vries <tom@codesourcery.com>
8195 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8197 2016-01-16 Tom de Vries <tom@codesourcery.com>
8199 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8201 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8203 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8204 that checks whether the table is already empty. Rename the
8205 original implementation to...
8206 (hash_table::empty_slot): ...this new private function.
8208 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8211 * diagnostic-show-locus.c (layout::print_source_line): Move x
8212 offset of line until after call to
8213 get_line_width_without_trailing_whitespace.
8215 2016-01-15 Jeff Law <law@redhat.com>
8217 PR tree-optimization/69270
8218 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8219 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8220 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8221 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8222 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8223 ssa_name_has_boolean_range and constant_boolean_node.
8225 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8227 PR rtl-optimization/69030
8228 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8230 (spill_pseudos): Delete debug insn for dead pseudo.
8231 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8233 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8235 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8237 (TYPES_UNOPUS): Likewise.
8238 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8239 builtin type, from UNOP to UNOPUS.
8240 (lbtruncuv4sf): Likewise.
8241 (lbtruncuv2df): Likewise.
8242 (lrounduv2sf): Likewise.
8243 (lrounduv4sf): Likewise.
8244 (lrounduv2df): Likewise.
8245 (lroundusf): Likewise.
8246 (lroundusf): Likewise.
8247 (lceiluv2sf): Likewise.
8248 (lceiluv4sf): Likewise.
8249 (lceiluv2df): Likewise.
8250 (lceilusf): Likewise.
8251 (lceiludf): Likewise.
8252 (lflooruv2sf): Likewise.
8253 (lflooruv4sf): Likewise.
8254 (lflooruv2df): Likewise.
8255 (lfloorusf): Likewise.
8256 (lfloorudf): Likewise.
8257 (lfrintnuv2sf): Likewise.
8258 (lfrintnuv4sf): Likewise.
8259 (lfrintnuv2df): Likewise.
8260 (lfrintnusf): Likewise.
8261 (lfrintnudf): Likewise.
8262 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8264 (vcvtq_u32_f32): Likewise.
8265 (vcvtq_u64_f64): Likewise.
8266 (vcvta_u32_f32): Likewise.
8267 (vcvtaq_u32_f32): Likewise.
8268 (vcvtaq_u64_f64): Likewise.
8269 (vcvtm_u32_f32): Likewise.
8270 (vcvtmq_u32_f32): Likewise.
8271 (vcvtmq_u64_f64): Likewise.
8272 (vcvtn_u32_f32): Likwise.
8273 (vcvtnq_u32_f32): Likewise.
8274 (vcvtnq_u64_f64): Likewise.
8275 (vcvtp_u32_f32): Likewise.
8276 (vcvtpq_u32_f32): Likewise.
8277 (vcvtpq_u64_f64): Likewise.
8278 (vcvtmd_u64_f64): Likewise.
8279 (vcvtms_u32_f32): Likewise.
8280 (vcvtad_u64_f64): Likewise.
8281 (vcvtas_u32_f32): Likewise.
8282 (vcvtnd_u64_f64): Likewise.
8283 (vcvtns_u32_f32): Likewise.
8284 (vcvtpd_u64_f64): Likewise.
8285 (vcvtps_u32_f32): Likewise.
8287 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8289 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8290 CSEL of zero_extended registers.
8292 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8294 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8295 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8297 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8299 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8300 false when argument string is not found in the attributes table
8303 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8306 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8307 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8308 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8311 2016-01-15 Richard Biener <rguenther@suse.de>
8313 PR tree-optimization/66856
8314 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8315 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8316 (vect_create_new_slp_node): Increment stmt reference count.
8317 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8318 an SLP tree before swapping operands.
8319 (vect_build_slp_tree): Likewise.
8320 (destroy_bb_vec_info): Free stmt info after SLP instances.
8321 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8322 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8323 (STMT_VINFO_NUM_SLP_USES): New macro.
8325 2016-01-15 Richard Biener <rguenther@suse.de>
8328 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8329 (add_linkage_name): ... here.
8330 (gen_typedef_die): Use add_linkage_name_raw instead of
8331 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8334 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8336 * gimplify.c (oacc_default_clause): Decode reference and pointer
8337 types for both kernels and parallel regions.
8339 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8342 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8344 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8346 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8347 (convert_scalars_to_vector): Likewise.
8349 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8351 * doc/extend.texi (Type Traits): Fix grammar.
8353 2016-01-15 Martin Jambor <mjambor@suse.cz>
8355 * tree-inline.c (remap_decl): Use existing dclarations if
8356 remapping a type and prevent_decl_creation_for_types.
8357 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8358 decls first. Do real remapping with
8359 prevent_decl_creation_for_types set.
8360 * tree-inline.h (copy_body_data): New field
8361 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8364 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8366 * config/s390/s390.opt (mmvcle): More verbose help text.
8368 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8370 * config/s390/s390.opt: Add period to -mzvector option text.
8372 2016-01-15 Richard Biener <rguenther@suse.de>
8374 PR tree-optimization/68961
8375 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8376 of invariants in stores again.
8378 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8380 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8382 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8384 * config/i386/i386.c (ix86_expand_branch): Don't split
8385 DI mode xor instruction to SI mode.
8387 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8390 * ipa-icf.c (sem_function::merge): Virtual functions may become
8391 reachable even if they address is not taken and there are no
8394 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8396 * lto-streamer-out.c (subtract_estimated_size): New function.
8397 (get_symbol_initial_value): Use it.
8399 2016-01-15 Christian Bruel <christian.bruel@st.com>
8402 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8403 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8404 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8405 use add_builtin_function_ext_scope instead of add_builtin_function.
8406 (neon_set_p, neon_crypto_set_p): Remove.
8407 (arm_init_builtins): Always call arm_init_neon_builtins and
8408 arm_init_crypto_builtins.
8409 (arm_expand_builtin): Check that builtins are allowed for the arch.
8410 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8411 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8412 arm_init_neon_builtins call.
8414 2016-01-15 Richard Biener <rguenther@suse.de>
8416 PR tree-optimization/69117
8417 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8418 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8419 of the leader conservatively.
8420 (free_scc_vn): Restore original SSA name infos.
8422 2016-01-14 Jeff Law <law@redhat.com>
8424 PR tree-optimization/69270
8425 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8426 single bit of precision, verify it's also unsigned.
8427 (record_edge_info): Use constant_boolean_node rather than fold_convert
8428 to convert boolean_true/boolean_false to the right type.
8430 2016-01-14 Richard Henderson <rth@redhat.com>
8433 * loop-doloop.c (record_reg_sets): New.
8434 (doloop_optimize): Reject the transform if the sequence
8435 clobbers registers live at the end of the loop block.
8436 (doloop_optimize_loops): Enable df_live if needed.
8438 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8440 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8441 * gcc/config/rs6000/rs6000.c: Likewise.
8442 * gcc/config/rs6000/rs6000.h: Likewise.
8443 * gcc/config/rs6000/rs6000.md: Likewise.
8444 * gcc/doc/extend.texi: Likewsie.
8446 2016-01-14 Jeff Law <law@redhat.com>
8448 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8451 2016-01-14 Richard Henderson <rth@redhat.com>
8455 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8456 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8457 instead of builtin_decl_declared_p to test for declaration.
8459 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8461 * doc/loop.texi (Loop Analysis and Representation): Document
8462 loop_depth function.
8464 2016-01-14 Tom de Vries <tom@codesourcery.com>
8466 PR tree-optimization/68773
8467 * omp-low.c (expand_omp_target): Don't set force_output.
8468 * varpool.c (varpool_node::get_create): Same.
8469 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8470 offload_funcs with force_output.
8472 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8475 * lra-eliminations.c (move_plus_up): Don't change anything if either
8476 the outer or inner subreg mode is not MODE_INT.
8477 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8478 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8480 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8482 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8483 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8484 reduc_uplus_@var{m}): Remove.
8485 * expr.c (expand_expr_real_2): Remove expansion path for
8486 reduc_[us](min|max|plus) optabs.
8487 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8488 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8489 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8490 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8491 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8492 reduc_[us](min|max|plus) optabs.
8494 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8496 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8497 (reduc_plus_scal_v2sf): New.
8498 (reduc_smax_v2sf): Rename to...
8499 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8500 (reduc_smin_v2sf): Rename to...
8501 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8503 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8505 * alias.c (compare_base_symbol_refs): New function.
8506 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8509 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8512 PR tree-optimization/69155
8513 * tree-complex.c: Include cfganal.h.
8514 (phis_to_revisit): New variable.
8515 (extract_component): Add phiarg_p argument. Assert that returned
8516 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8517 (update_phi_components): Partly rewrite to use loop over real/imag
8518 components instead of code duplication. If extract_component returns
8519 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8520 create_tmp_reg into the PHI node instead, and mention the phi triplet
8522 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8523 in phis_to_revisit at the end.
8525 2016-01-14 Richard Biener <rguenther@suse.de>
8527 PR tree-optimization/68060
8528 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8529 outer loop reduction is only used in the inner loop before
8530 detecting a double reduction.
8532 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8535 * combine.c (expand_field_assignment): Punt if compute_mode is
8536 unsupported scalar mode.
8538 2016-01-14 Richard Biener <rguenther@suse.de>
8540 PR tree-optimization/66856
8541 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8542 SLP node only if it built successfully.
8543 (vect_analyze_slp_instance): Adjust.
8545 2016-01-14 Jeff Law <law@redhat.com>
8547 PR tree-optimization/69270
8548 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8549 (record_edge_info): Use it. Convert boolean_{true,false}_node
8552 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8555 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8556 use block_ultimate_origin
8557 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8559 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8561 * doc/invoke.texi (Submodel Options): Rename section to
8562 "Machine-Dependent Options" to better reflect its content.
8563 Rewrite introductory text to remove archaic CPU names.
8566 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8568 * doc/invoke.texi (Code Gen Options): Move section up in file,
8569 before target-specific options. Update menu and option summary
8570 to reflect the new section ordering.
8572 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8574 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8575 (C++ Dialect Options): Add cross-reference to -std option.
8576 * doc/standards.texi (C++ Language): Document C++14 support.
8578 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8580 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8581 for pack/unpack functions for __ibm128.
8582 (PACK_IF): Likewise.
8583 (UNPACK_IF): Likewise.
8585 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8586 support for __ibm128 pack/unpack functions.
8587 (rs6000_invalid_builtin): Likewise.
8588 (rs6000_init_builtins): Likewise.
8589 (rs6000_opt_masks): Likewise.
8591 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8592 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8594 (RS6000_BTM_COMMON): Likewise.
8596 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8597 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8598 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8599 128-bit floating point. Add support for the double values to be
8600 in Altivec registers for TF/IF packing and unpacking, but restrict
8601 TD packing sub-fields to be FPR registers. Don't allow overlapped
8602 register support for packing. Allow pack inputs to be memory
8603 locations. Don't build generator functions for unpack<mode>_dm
8604 and unpack<mode>_nodm.
8605 (unpack<mode>_dm): Likewise.
8606 (unpack<mode>_nodm): Likewise.
8607 (pack<mode>): Likewise.
8609 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8610 built-in functions to pack/unpack explicit __ibm128 values.
8611 (__builtin_unpack_ibm128): Likewise.
8613 * doc/extend.texi (PowerPC Built-in Functions): Document
8614 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8616 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8619 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8620 Add new arg loc and pass it down as context.
8621 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8622 to the location to use for the warning.
8623 (check_function_arguments): New arg loc. All callers changed. Pass
8624 it to check_function_nonnull.
8625 * c-common.h (check_function_arguments): Adjust declaration.
8627 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8629 PR tree-optimization/69156
8630 * gimple.c (validate_type): Removed.
8631 (gimple_builtin_call_types_compatible_p): Use
8632 useless_type_conversion_p instead of validate_type.
8633 * value-prof.c (gimple_stringop_fixed_value): Fold
8634 icall_size to correct type.
8636 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8638 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8641 2016-01-13 Richard Henderson <rth@redhat.com>
8644 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8645 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8646 (ix86_builtin_tm_store): Remove.
8647 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8648 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8649 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8650 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8651 * doc/tm.texi: Rebuild.
8653 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8654 (BUILT_IN_TM_MEMCPY_RTWN): New.
8655 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8656 fallback from vector to integer helpers.
8657 (build_tm_load): Handle vector types directly, instead of
8659 (build_tm_store): Likewise.
8660 (expand_assign_tm): Prepare for register types not handled by
8661 the above. Copy them to memory and use memcpy.
8662 * tree.c (tm_define_builtin): New.
8663 (find_tm_vector_type): New.
8664 (build_tm_vector_builtins): New.
8665 (build_common_builtin_nodes): Call it.
8667 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8670 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8672 2016-01-13 Tom de Vries <tom@codesourcery.com>
8674 PR tree-optimization/69169
8675 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8676 handled_struct_type param.
8677 (create_variable_info_for, intra_create_variable_infos): Call
8678 create_variable_info_for_1 with extra arg.
8680 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8682 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8683 and "armv8.1-a+crc" entries.
8685 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8688 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8689 Change first operand predicate from register_or_constm1_operand
8690 to register_operand.
8691 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8692 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8693 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8694 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8695 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8696 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8697 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8698 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8699 comparison with constm1_rtx from vec_prefetch_gen part.
8701 2016-01-13 Richard Biener <rguenther@suse.de>
8703 PR tree-optimization/69013
8704 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8705 Exchange assert for a test.
8707 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8710 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8712 2016-01-13 Richard Biener <rguenther@suse.de>
8714 PR tree-optimization/69242
8715 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8716 assert with a check.
8718 2016-01-13 Richard Biener <rguenther@suse.de>
8720 PR tree-optimization/69186
8721 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8722 Properly guard vect_update_misalignment_for_peel call.
8724 2016-01-12 Jeff Law <law@redhat.com>
8726 PR tree-optimization/pr67755
8727 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8728 "need_profile_correction".
8729 (thread_block_1): Initialize new field to false by default. If we
8730 have multiple thread paths through a common joiner to different
8731 final targets, then set new field to true.
8732 (compute_path_counts): Only do count adjustment when it's really
8735 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8737 * doc/invoke.texi (Spec Files): Move section down in file, past
8738 all command-line option descriptions.
8740 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8743 * doc/gty.texi: Remove documentation of mark_hook.
8744 * gengtype.c (struct write_types_data): Remove code to support
8745 mark_hook attribute.
8746 (walk_type): Likewise.
8747 (write_func_for_structure): Likewise.
8749 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8751 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8752 Directory Options, and -specs= to Overall Options.
8753 (Overall Options): Adjust similarly. Reorder to group related
8754 options together. Make -specs= cross-reference the spec file details.
8755 (Directory Options): Adjust similarly.
8757 2016-01-12 Jeff Law <law@redhat.com>
8759 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8761 2016-01-12 Olivier Hainque <hainque@adacore.com>
8763 * gcc.c (spec_undefvar_allowed): New global.
8764 (process_command): Set to true when running for --version or --help,
8766 (getenv_spec_function): When the variable is not defined, use the
8767 variable name as the variable value if we're allowed not to issue
8770 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8772 PR tree-optimization/68911
8773 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8774 information computed for expression "init + nit * step".
8776 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8778 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8779 about name of GCC executable. Remove deleted node from menu.
8780 (Directory Options) <-B>: Remove cross-reference to deleted node.
8781 (Target Options): Delete section.
8783 2016-01-12 Christian Bruel <christian.bruel@st.com>
8786 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8787 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8789 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8792 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8793 aligned_mem is properly set for AVX512-VL floating point masked
8797 * ifcvt.c (cond_exec_process_if_block): When removing the last
8798 insn from then_bb, remove also any possible barriers that follow it.
8800 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8804 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8805 (PTRDIFF_TYPE): Likewise.
8806 (WCHAR_TYPE): Likewise.
8807 (WCHAR_TYPE_SIZE): Likewise.
8808 (STDINT_LONG32): Likewise.
8810 2016-01-12 Richard Biener <rguenther@suse.de>
8812 PR tree-optimization/69053
8813 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8814 convert initial value for cond reductions.
8816 2016-01-12 Richard Biener <rguenther@suse.de>
8818 PR tree-optimization/69007
8819 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8820 widen_sum after dot_prod and sad.
8822 2016-01-12 Richard Biener <rguenther@suse.de>
8824 PR tree-optimization/69168
8825 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8826 pattern stmt SLP type.
8827 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8828 end up unused so cope with that case.
8830 2016-01-12 Richard Biener <rguenther@suse.de>
8832 PR tree-optimization/69157
8833 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8834 stmts def type only during analyze phase.
8835 (vectorizable_call): Likewise.
8836 (vectorizable_simd_clone_call): Likewise.
8837 (vectorizable_conversion): Likewise.
8838 (vectorizable_assignment): Likewise.
8839 (vectorizable_shift): Likewise.
8840 (vectorizable_operation): Likewise.
8841 (vectorizable_store): Likewise.
8842 (vectorizable_load): Likewise.
8844 2016-01-12 Richard Biener <rguenther@suse.de>
8846 PR tree-optimization/69174
8847 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8849 (vectorizable_load): Properly compute the number of loads needed
8850 for permuted strided SLP loads and do not spuriously assign
8851 to SLP_TREE_VEC_STMTS.
8853 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8855 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8856 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8857 (MD_EXEC_PREFIX): Remove.
8858 (MD_STARTFILE_PREFIX) Removee.
8859 (FILE_NAME_ABSOLUTE_P): Remove.
8860 (CPP_SPEC): Do not read macros from sys/version.h.
8861 (LINK_COMMAND_SPEC): Remove.
8862 (LOCAL_INCLUDE_DIR): Remove.
8863 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8864 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8865 (POST_LINK_SPEC): Define to invoke stubify after linker
8866 (LIBSTDCXX): Remove define
8867 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8868 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8869 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8870 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8871 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8872 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8873 (i386_djgpp_asm_named_section): Add propotype of new procedure
8875 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8876 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8877 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8878 in config/i386/djgpp.h).
8879 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8880 STANDARD_STARTFILE_PREFIX_1.
8881 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8882 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8883 installation errors.
8884 (MAX_OFILE_ALIGNMENT): Define to 128.
8885 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8887 * config/i386/djgpp.c: New file. Add implementation of
8888 i386_djgpp_asm_named_section.
8890 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8892 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8893 Add rule for building djgpp.o.
8895 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8897 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8898 (rtx_is_swappable_p): Reductions are swappable.
8899 (insn_is_swappable_p): V2DF reductions are swappable.
8901 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8903 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8904 reloads for other unsupported memory operands.
8906 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8907 Jim Wilson <jim.wilson@linaro.org>
8910 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8911 copy_to_mode_reg instead of force_reg.
8913 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8916 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8917 TARGET_80387 is true.
8919 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8922 * lra-eliminations.c (move_plus_up): Only move plus up
8923 if subreg of the constant can be simplified into constant
8924 and use the simplified subreg of the constant instead of
8925 the original constant.
8927 * fold-const.c (fold_convertible_p): Don't return true
8928 for conversion of VECTOR_TYPE to same sized integral type.
8929 (fold_convert_loc): Fix up formatting. Fold conversion of
8930 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8931 instead of NOP_EXPR.
8933 PR tree-optimization/69214
8934 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8935 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8938 PR tree-optimization/69207
8939 * tree-vect-slp.c (vect_get_constant_vectors): For
8940 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8941 fold_convertible_p to vector_type's element type, and always
8942 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8944 2016-01-11 Richard Biener <rguenther@suse.de>
8946 PR tree-optimization/69173
8947 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8948 fixup the cycle if all stmts are in a pattern.
8950 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8953 * alias.c (base_alias_check): Move check for addresses with
8954 alignment ANDs before the call for compare_base_decls.
8955 (memrefs_conflict_p): Return -1 for different decls
8956 that went through alignment adjustments.
8958 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8960 PR rtl-optimization/68796
8961 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8962 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8963 and QImode comparisons against zero with CC_NZmode.
8964 * config/aarch64/iterators.md (short_mask): New mode_attr.
8966 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8968 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8969 (<avx512>_store<mode>_mask): Likewise.
8971 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8972 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8974 PR rtl-optimization/68841
8975 * ifcvt.c (struct noce_if_info): Add orig_x field.
8976 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8977 Don't record conflicts on to_rename if it's present.
8978 Allow memory destinations in sets.
8979 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8980 blocks, passing orig_x to the checks.
8981 (noce_process_if_block): Set if_info->orig_x appropriately.
8983 2016-01-11 Tom de Vries <tom@codesourcery.com>
8985 PR tree-optimization/69069
8986 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8988 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8990 PR rtl-optimization/68920
8991 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8992 of conditional moves for RTL if-conversion to 1 for
8993 TARGET_ONE_IF_CONV_INSN.
8994 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8995 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8996 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8997 parameter to restirct number of conditional moves for
8999 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9000 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9003 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9006 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9007 onepart vars. Fix typo in comment. Fix reversed condition in
9009 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9012 * var-tracking.c (dump_onepart_variable_differences): New.
9013 (dataflow_set_different): If a detailed dump is requested,
9014 delay early returns and dump differences between onepart
9015 variables present before and after, and added variables.
9017 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9020 * expr.c (expand_expr_real_1): For boolean vector constants
9021 with a scalar mode use const_scalar_mask_from_tree.
9022 (const_scalar_mask_from_tree): New.
9023 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9024 assigned to a mask type to handle constants.
9026 2016-01-11 Martin Jambor <mjambor@suse.cz>
9029 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9030 useless parameters if we cannot change function signature.
9032 2016-01-11 Martin Jambor <mjambor@suse.cz>
9035 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9038 2016-01-11 Tom de Vries <tom@codesourcery.com>
9040 PR tree-optimization/69109
9041 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9044 2016-01-11 Tom de Vries <tom@codesourcery.com>
9046 PR tree-optimization/69108
9047 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9048 res is not used in a phi.
9050 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9053 * common.opt (frandom-seed): Fix parameter name.
9054 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9056 2016-01-11 Tom de Vries <tom@codesourcery.com>
9058 PR tree-optimization/69058
9059 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9062 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9064 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9065 (mcode-density): Likewise.
9067 2016-01-10 Tom de Vries <tom@codesourcery.com>
9069 PR tree-optimization/69062
9070 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9071 (parallelize_loops): Don't paralelize loop that has phi with address
9074 2016-01-10 Tom de Vries <tom@codesourcery.com>
9076 PR tree-optimization/69039
9077 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9080 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9083 * match.pd: Require target has function_c99_misc before doing
9084 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9086 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9088 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9090 * configure: Regenerate.
9092 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9095 PR tree-optimization/69097
9096 * fold-const.h (expr_not_equal_to): New prototype.
9097 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9098 (expr_not_equal_to): New function.
9099 * match.pd (X % -Y is the same as X % Y): Don't optimize
9100 unless X is known not to be equal to minimum or Y is known
9101 not to be equal to -1.
9102 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9103 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9104 (simplify_stmt_using_ranges): Adjust caller.
9105 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9106 substitute_and_fold.
9108 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9110 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9113 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9115 PR tree-optimization/69167
9116 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9117 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9119 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9121 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9122 Richard Biener <rguenther@suse.de>
9124 PR tree-optimization/68707
9125 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9126 instances that can be handled via vect_load_lanes.
9128 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9130 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9131 if we can't determine address equivalence.
9132 * alias.c (compare_base_decl): Update for changed return value of
9133 symtab_node::equal_address_to.
9135 2016-01-08 Jason Merrill <jason@redhat.com>
9139 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9140 * expr.c (store_field): Not here.
9141 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9142 call with TREE_ADDRESSABLE type.
9143 * tree-cfg.c (verify_gimple_call): Adjust.
9145 2016-01-08 Olivier Hainque <hainque@adacore.com>
9147 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9150 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9152 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9153 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9154 (reduc_smin_v2sf): Rename to...
9155 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9156 (reduc_splus_v2sf): Rename to...
9157 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9159 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9161 PR tree-optimization/69162
9162 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9163 valist argument in another argument.
9164 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9165 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9166 to determine the va_list type, build a MEM_REF instead of
9167 build_fold_indirect_ref.
9169 PR tree-optimization/69172
9170 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9173 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9175 PR tree-optimization/67781
9176 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9177 and cmpnop in two steps: first the ones not accessed in original
9178 gimple expression in a endian independent way and then the ones not
9179 accessed in the final result in an endian-specific way.
9181 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9183 PR tree-optimization/69083
9184 * tree-vect-slp.c (vect_get_constant_vectors): For
9185 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9186 element type. If op is fold_convertible_p to vector_type's element
9187 type, use NOP_EXPR instead of VCE.
9189 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9191 PR rtl-optimization/67778
9192 PR rtl-optimization/68634
9193 PR rtl-optimization/68909
9194 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9195 block from the stack until done with it. Remove a superfluous
9196 bitmap set. Remove a superfluous bitmap test.
9198 2016-01-07 Martin Sebor <msebor@redhat.com>
9201 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9202 constraint on the type of arguments.
9204 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9206 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9207 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9208 unaligned_access on the gcc_options set.
9209 * config/arm/arm.c (arm_option_override_internal): Use
9210 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9212 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9216 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9218 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9221 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9224 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9225 depending on frame_pointer_needed before remaining integer and SSE
9226 registers are saved.
9228 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9231 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9233 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9236 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9237 Use the "xBm" constraint.
9238 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9240 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9241 (sse_cvtsi2ssq<round_name>): Likewise.
9242 (sse_cvtss2si<round_name>): Likewise.
9243 (sse_cvtss2siq<round_name>): Likewise.
9244 (sse2_cvtsi2sdq<round_name>): Likewise.
9245 (sse2_cvtsd2si<round_name>): Likewise.
9246 (sse2_cvtsd2siq<round_name>): Likewise.
9247 * config/i386/subst.md (round_nimm_scalar_predicate): New
9250 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9253 * varasm.c (make_decl_rtl): Mark invalid register vars as
9256 PR rtl-optimization/66206
9257 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9258 All callers changed.
9260 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9262 PR tree-optimization/69141
9263 * tree-ssa-pre.c: Include langhooks.h.
9264 (eliminate_dom_walker::before_dom_children): Use
9265 lang_hooks.decl_printable_name instead of
9266 cgraph_node::get ()->name ().
9269 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9270 it and DECL_ALIGN too.
9272 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9274 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9276 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9279 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9280 depending on frame_pointer_needed before remaining integer and SSE
9281 registers are saved.
9283 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9285 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9286 mode iterator with VSX_M2.
9287 (*p9_vecstore_<mode>): Likewise.
9288 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9289 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9290 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9291 (define_split for VSX_LE128 stores): Likewise.
9292 (define_peephole2 for TImode LE swaps): Likewise.
9293 (define_split for VSX_LE128 post-reload stores): Likewise.
9295 2016-01-06 Marek Polacek <polacek@redhat.com>
9298 * convert.c (convert_to_integer_1): Adjust call to
9299 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9300 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9301 EXPR instead of ARG.
9302 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9304 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9307 * doc/extend.texi (RL78 Variable Attributes): New section.
9309 2016-01-05 Marek Polacek <polacek@redhat.com>
9312 * builtins.c (get_memmodel): Use expansion point location rather than
9313 the input location. Call warning_at rather than warning.
9314 (expand_builtin_atomic_compare_exchange): Likewise.
9315 (expand_builtin_atomic_load): Likewise.
9316 (expand_builtin_atomic_store): Likewise.
9317 (expand_builtin_atomic_clear): Likewise.
9319 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9323 Replace nonimmediate_operand with vector_operand.
9324 * config/i386/predicates.md (vector_operand): New predicate.
9325 (general_vector_operand): Replace nonimmediate_operand with
9327 * config/i386/sse.md: Replace nonimmediate_operand with
9328 vector_operand and m constraint with Bm constraint on SSE
9329 patterns with 16-byte memory operand.
9330 * config/i386/subst.md (round_nimm_predicate): Replace
9331 nonimmediate_operand with vector_operand.
9332 (round_saeonly_nimm_predicate): Likewise.
9333 (round_saeonly_nimm_scalar_predicate): New.
9335 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9338 * config/i386/constraints.md (Bm): New constraint.
9339 * config/i386/predicates.md (vector_memory_operand): New
9341 * config/i386/sse.md: Replace xm with xBm in plusminus and
9344 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9347 * doc/extend.texi (V850 Function Attributes): New section.
9348 (V850 Variable Attributes): New section.
9350 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9353 * doc/extend.texi (MicroBlaze Function Attributes): Document
9354 interrupt_handler and fast_interrupt attributes.
9356 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9359 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9360 for local symbolic operands.
9361 * config/ia64/predicates.md (local_symbolic_operand64): New
9364 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9366 PR rtl-optimization/68651
9367 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9370 2016-01-05 Nathan Sidwell <nathan@acm.org>
9372 * alias.c (compare_base_decls): Use symtab_node::get.
9374 2016-01-05 Nick Clifton <nickc@redhat.com>
9377 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9378 secondary_reload_info structure.
9381 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9382 decls if weak support is available.
9384 2016-01-04 Martin Sebor <msebor@redhat.com>
9386 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9388 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9390 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9391 OPTION_MASK_P9_DFORM.
9393 * config/rs6000/constraints.md (wo constraint): New constraint for
9396 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9398 (rs6000_init_hard_regno_mode_ok): Likewise.
9400 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9403 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9404 expanders not to have constraints. Add support for ISA 3.0 xxperm
9405 instruction. Add support for fusing xxlor with xxperm.
9406 (altivec_vperm_<mode>_internal): Likewise.
9407 (altivec_vperm_v8hiv16qi): Likewise.
9408 (altivec_vperm_<mode>v16q): Likewise.
9409 (altivec_vperm_<mode>_uns): Likewise.
9410 (vperm_v8hiv4si): Likewise.
9411 (vperm_v16qiv8hi): Likewise.
9413 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9415 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9417 Update copyright years.
9419 * gcc.c (process_command): Update copyright notice dates.
9420 * gcov-dump.c (print_version): Ditto.
9421 * gcov.c (print_version): Ditto.
9422 * gcov-tool.c (print_version): Ditto.
9423 * gengtype.c (create_file): Ditto.
9424 * doc/cpp.texi: Bump @copying's copyright year.
9425 * doc/cppinternals.texi: Ditto.
9426 * doc/gcc.texi: Ditto.
9427 * doc/gccint.texi: Ditto.
9428 * doc/gcov.texi: Ditto.
9429 * doc/install.texi: Ditto.
9430 * doc/invoke.texi: Ditto.
9432 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9434 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9435 modes larger than TImode as TImode if NEON is not enabled.
9437 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9440 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9441 mode for %f0-%f31 only if TARGET_FPU.
9443 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9446 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9447 to compute the PACKED_P predicate.
9448 (function_arg_record_value): Minor tweaks.
9450 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9452 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9453 option for arm*-*-* targets.
9455 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9457 * doc/extend.texi (Common Function Attributes): Move docs for
9458 MSP430-specific attributes to....
9459 (MSP430 Function Attributes): ...here. Delete the redundant
9460 entries and copy-edit the remaining text.
9461 (MSP430 Variable Attributes): Use uniform format for index
9462 entries and add a cross-reference to the corresponding function
9465 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9467 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9469 (x86 Options): Likewise.
9471 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9475 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9476 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9477 to corresponding attribute.
9479 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9481 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9482 to correct alphabetization of table. Copy-edit and correct
9484 <stack_protect>: Likewise.
9485 <target_clones>: Likewise.
9487 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9488 Correct punctuation.
9489 (Code Gen Options) <-fno-plt>: Copy-edit.
9491 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9494 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9495 SI values. Explicitly convert SI to DI and vice-versa.
9497 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9499 PR tree-optimization/69070
9500 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9501 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9504 * ubsan.c (ubsan_instrument_float_cast): Call
9505 initialize_sanitizer_builtins.
9508 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9510 Copyright (C) 2016 Free Software Foundation, Inc.
9512 Copying and distribution of this file, with or without modification,
9513 are permitted in any medium without royalty provided the copyright
9514 notice and this notice are preserved.