1 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3 * config/rs6000/altivec.h: Change definitions of vec_xl and
5 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6 (LD_ELEMREV_V2DI): New.
7 (LD_ELEMREV_V4SF): New.
8 (LD_ELEMREV_V4SI): New.
9 (LD_ELEMREV_V8HI): New.
10 (LD_ELEMREV_V16QI): New.
11 (ST_ELEMREV_V2DF): New.
12 (ST_ELEMREV_V2DI): New.
13 (ST_ELEMREV_V4SF): New.
14 (ST_ELEMREV_V4SI): New.
15 (ST_ELEMREV_V8HI): New.
16 (ST_ELEMREV_V16QI): New.
19 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
21 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
22 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23 (altivec_expand_builtin): Add handling for
24 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25 (rs6000_invalid_builtin): Add error-checking for
27 (altivec_init_builtins): Define builtins used to implement vec_xl
29 (rs6000_builtin_mask_names): Define power9-vector.
30 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
31 (RS6000_BTM_P9_VECTOR): Define.
32 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
33 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
34 (vsx_ld_elemrev_v2df): Likewise.
35 (vsx_ld_elemrev_v4sf): Likewise.
36 (vsx_ld_elemrev_v4si): Likewise.
37 (vsx_ld_elemrev_v8hi): Likewise.
38 (vsx_ld_elemrev_v16qi): Likewise.
39 (vsx_st_elemrev_v2df): Likewise.
40 (vsx_st_elemrev_v2di): Likewise.
41 (vsx_st_elemrev_v4sf): Likewise.
42 (vsx_st_elemrev_v4si): Likewise.
43 (vsx_st_elemrev_v8hi): Likewise.
44 (vsx_st_elemrev_v16qi): Likewise.
45 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
48 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
50 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
52 (simplify_control_stmt_condition_1): ... here. Recurse into
53 BIT_AND_EXPRs and BIT_IOR_EXPRs.
55 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
58 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
59 (zero_extendqi<mode>2_dot): Revert earlier conversion from
60 define_insn_and_split to define_insn.
61 (zero_extendqi<mode>2_dot2): Same.
62 (extendqi<mode>2_dot): Same.
63 (extendqi<mode>2_dot2): Same.
65 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
68 (probe_stack): New expander.
69 (probe_stack_<mode>): New insn pattern.
71 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
74 (operations with memory inputs setting flags peephole2):
75 Remove uneeded REG_P checks. Cleanup pattern generation.
77 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
79 * tree-vect-loop.c (vect_transform_loop): Fix
80 nb_iterations_upper_bound computation for vectorized loop.
82 2016-04-29 Marek Polacek <polacek@redhat.com>
83 Jakub Jelinek <jakub@redhat.com>
86 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
87 TARGET_EXPR_SLOT as a base.
89 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
91 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
92 with 'rCm2' constraints to limit possible immediate size.
93 (*load_zeroextendqisi_update): Likewise.
94 (*load_signextendqisi_update): Likewise.
95 (*loadhi_update): Likewise.
96 (*load_zeroextendhisi_update): Likewise.
97 (*load_signextendhisi_update): Likewise.
98 (*loadsi_update): Likewise.
99 (*loadsf_update): Likewise.
101 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/predicates.md (constm1_operand): Fix comparison.
105 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
107 * testsuite/gcc.target/arc/ieee_eq.c: New test.
109 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
111 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
112 remaining SH5 related settings.
113 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
114 shmedia_prepare_call_address): Delete.
115 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
116 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
117 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
118 UNSUPPORTED_SH2A): Remove m5 checks.
119 (sh_divide_strategy_e): Remove SH5 division strategies.
120 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
121 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
123 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
125 * config/s390/s390.c (s390_rtx_costs): Update documentation.
127 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
129 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
130 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
132 * config/s390/vector.md ("mov<mode>"): Likewise.
134 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
136 * config/s390/constraints.md ("U", "W"): Invoke
137 s390_mem_constraint with "ZR" and "ZT".
138 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
139 addresses when using LRA. Accept also short displacements for S
140 and T constraints. Do not check for long displacement target for
142 (s390_mem_constraint): Remove handling of U and W constraints.
143 * config/s390/s390.md (various patterns): Remove the short
144 displacement constraints (Q and R) if a long displacement
145 constraint is present. Add longdisp as required CPU capability.
146 * config/s390/vector.md: Likewise.
147 * config/s390/vx-builtins.md: Likewise.
149 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
152 * reload1.c (reload): Call finish_spills before
153 restarting reload loop. Skip select_reload_regs
154 if update_eliminables_and_spill returns true.
156 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
158 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
159 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
160 (umulhisi3_imm): Update predicates and constraint letters.
161 (umulhisi3_reg): Declare instruction as commutative.
162 * config/arc/constraints.md (J12, J16): New constraints.
163 * config/arc/predicates.md (short_unsigned_const_operand): New
165 (arc_short_operand): Likewise.
166 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
168 2016-04-29 Richard Biener <rguenther@suse.de>
170 PR tree-optimization/13962
171 PR tree-optimization/65686
172 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
173 * tree-ssa-alias.c (ptrs_compare_unequal): New function
174 using PTA to compare pointers.
175 * match.pd: Add pattern for pointer equality compare simplification
176 using ptrs_compare_unequal.
178 2016-04-29 Richard Biener <rguenther@suse.de>
180 * stor-layout.c (layout_type): Do not build a pointer-to-element
183 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
186 Use SWI mode iterator. Use general_reg_operand predicate.
187 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
188 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
191 2016-04-29 Jakub Jelinek <jakub@redhat.com>
194 * fold-const.c (operand_equal_p): Don't verify hash value equality
196 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
199 2016-04-28 Jakub Jelinek <jakub@redhat.com>
202 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
203 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
204 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
205 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
206 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
208 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
210 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
211 to info. Don't initialize separate fields to 0. Clean up
214 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/i386.md (peephole2s for operations with memory inputs):
217 Use SWI mode iterator.
218 (peephole2s for operations with memory outputs): Ditto.
219 Do not check for stack checking probe.
221 (probe_stack): Remove expander.
223 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
224 Andrew Burgess <andrew.burgess@embecosm.com>
226 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
229 2016-04-28 Jason Merrill <jason@redhat.com>
231 * gdbinit.in: Skip line-map.h.
233 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
234 Andrew Burgess <andrew.burgess@embecosm.com>
236 * config/arc/arc.c (arc_conditional_register_usage): Take
237 TARGET_RRQ_CLASS into account.
238 (arc_print_operand): Support printing 'p' and 's' operands.
239 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
241 (TARGET_RRQ_CLASS): Define.
242 (IS_POWEROF2_OR_0_P): Define.
243 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
245 (*tst_movb): New define_insn.
246 (*tst): Avoid recognition if it could prevent '*tst_movb'
247 combination; replace c/CnL with c/Chs alternative.
248 (*tst_bitfield_tst): New define_insn.
249 (*tst_bitfield_asr): New define_insn.
250 (*tst_bitfield): New define_insn.
251 (andsi3_i): Add Rrq variant.
252 (extzv): New define_expand.
253 (insv): New define_expand.
254 (*insv_i): New define_insn.
255 (*movb): New define_insn.
256 (*movb_signed): New define_insn.
257 (*movb_high): New define_insn.
258 (*movb_high_signed): New define_insn.
259 (*movb_high_signed + 1): New define_split pattern.
260 (*mrgb): New define_insn.
261 (*mrgb + 1): New define_peephole2 pattern.
262 (*mrgb + 2): New define_peephole2 pattern.
263 * config/arc/arc.opt (mbitops): New option for nps400, uses
264 TARGET_NPS_BITOPS_DEFAULT.
265 * config/arc/constraints.md (q): Make register class conditional.
266 (Rrq): New register constraint.
267 (Chs): New constraint.
268 (Clo): New constraint.
269 (Chi): New constraint.
270 (Cbf): New constraint.
271 (Cbn): New constraint.
272 (C18): New constraint.
273 (Cbi): New constraint.
275 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
277 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
279 (bitmap_intersection_of_preds): Ditto.
280 (bitmap_union_of_succs): Ditto.
281 (bitmap_union_of_preds): Ditto.
282 * sbitmap.c (do_popcount): Delete.
283 (BITMAP_DEBUGGING): Delete.
284 (sbitmap_verify_popcount): Delete.
285 (sbitmap_alloc): Don't initialize the popcount field.
286 (sbitmap_alloc_with_popcount): Delete.
287 (sbitmap_resize): Don't resize the popcount array.
288 (sbitmap_vector_alloc): Don't initialize the popcount field.
289 (bitmap_copy): Don't copy the popcount array.
290 (bitmap_clear): Don't clear the popcount array.
291 (bitmap_clear): Delete the popcount array handling.
292 (bitmap_ior_and_compl): Delete the popcount assert.
294 (bitmap_and_compl): Ditto.
295 (bitmap_and): Delete the popcount array handling.
298 (bitmap_or_and): Delete the popcount assert.
299 (bitmap_and_or): Ditto.
300 (popcount_table): Delete.
301 (sbitmap_elt_popcount): Delete.
302 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
303 (bitmap_set_bit): Delete the popcount assert.
304 (bitmap_clear_bit): Ditto.
305 (sbitmap_free): Don't free the popcount array.
306 (sbitmap_alloc_with_popcount): Delete declaration.
307 (sbitmap_popcount): Ditto.
309 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
310 Andrew Burgess <andrew.burgess@embecosm.com>
312 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
313 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
314 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
315 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
316 * config/arc/arc.opt (mcmem): New option.
317 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
318 supply length for r/m alternative.
319 (*extendqisi2_ac): Likewise.
320 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
322 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
323 (movhi_insn): Likewise.
324 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
325 (*zero_extendqihi2_i): Add r/Ucm alternative.
326 (*zero_extendqisi2_ac): Likewise.
327 (*zero_extendhisi2_i): Likewise.
328 * config/arc/constraints.md (Uex): New memory constraint.
329 (Ucm): New define_constraint.
330 * config/arc/predicates.md (long_immediate_loadstore_operand):
331 Return 0 for MEM with cmem_address address.
332 (cmem_address_0): New predicates.
333 (cmem_address_1): Likewise.
334 (cmem_address_2): Likewise.
335 (cmem_address): Likewise.
337 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
339 * config/rs6000/rs6000.c (machine_function): Rename
340 insn_chain_scanned_p to spe_insn_chain_scanned_p.
341 (rs6000_stack_info): Adjust.
343 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
344 Andrew Burgess <andrew.burgess@embecosm.com>
346 * config/arc/constraints.md (Usd): Convert to define_constraint.
350 2016-04-28 Jakub Jelinek <jakub@redhat.com>
353 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
354 Add new peephole2 where the first insn is *mov<mode>_or instead of
357 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
359 * tracer.c (bb_seen): Make static.
361 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
363 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
364 support, setup defaults.
365 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
366 * config/arc/arc.c (arc_init): Add NPS400 support.
367 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
368 (TARGET_ARC700): NPS400 is also an ARC700.
369 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
371 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
374 * config/nds32/nds32.md (casesi): Don't access the operands array
377 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
380 (or $-1,reg peephole2): Ditto.
381 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
383 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
385 * doc/extend.texi (Common Function Attributes) [optimize]:
386 Discourage use of the optimize attribute.
388 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
390 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
391 special case builtin.
392 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
393 ALTIVEC_BUILTIN_VEC_ADDE.
394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
395 support for ALTIVEC_BUILTIN_VEC_ADDE.
396 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
397 for __builtin_vec_adde.
399 2016-04-28 Jakub Jelinek <jakub@redhat.com>
401 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
402 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
404 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
407 * doc/sourcebuild.texi (Effective-Target Keywords, Other
408 attributes): Document cilkplus_runtime.
410 2016-04-28 Martin Jambor <mjambor@suse.cz>
412 * tree-cfg.c (verify_expr): Verify that local declarations belong to
413 this function. Call verify_expr on MEM_REFs and bases of other
416 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
418 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
419 for WORD_REGISTER_OPERATIONS to runtime check.
421 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
423 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
425 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
427 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
428 big-endian compilation.
429 * config/arc/arc.md (addf3): Likewise.
433 2016-04-28 Richard Biener <rguenther@suse.de>
435 PR tree-optimization/70840
436 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
437 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
438 Mark x * pow(x,c) -> pow(x,c+1) commutative.
439 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
441 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
443 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
444 and explain why in a comment.
446 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
448 * config/arc/arc.md (cpu_facility): Add fpx variant.
449 (subdf3): Prohibit use reverse sub when assist operations option
451 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
452 instructions only when FPX is enabled.
453 * testsuite/gcc.target/arc/trsub.c: New test.
455 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
458 mult_operator when calculating "type" attribute.
459 (*fop_<mode>_1_i387): Ditto.
460 (*fop_xf_1_i387): Ditto.
461 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
462 Use std::swap to swap operands. Use RTL expressions to generate
465 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
466 Joern Rennecke <joern.rennecke@embecosm.com>
468 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
470 (emit_pic_move): Remove.
471 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
472 * config/arc/arc.c (emit_pic_move): Removed.
473 (TARGET_HAVE_TLS): Define.
474 (arc_conditional_register_usage): Test for arc_tp_regno.
475 (arc_print_operand, arc_print_operand_address): Handle TLS
477 (arc_needs_pcl_p): New function.
478 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
479 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
480 (arc_raw_symbolic_reference_mentioned_p): Likewise.
481 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
482 (arc_legitimize_tls_address): Likewise.
483 (DTPOFF_ZERO_SYM): Define.
484 (arc_legitimize_pic_address): Make it static, handle TLS cases.
485 (arc_output_pic_addr_const): Print TLS unspecs.
486 (prepare_pic_move): New function, replaces emit_pic_move.
487 (arc_legitimate_constant_p): Handle TLS unspecs.
488 (arc_legitimate_address_p): Likewise.
489 (arc_rewrite_small_data_p): Use assert for TLS constants.
490 (prepare_move_operands): Use prepare_pic_move.
491 (arc_legitimize_address): Legitimize tls addresses.
492 (arc_epilogue_uses): Check for arc_tp_regno.
493 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
494 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
496 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
498 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
499 %(arc_tls_extra_start_spec).
500 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
501 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
503 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
504 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
505 (UNSPEC_TLS_OFF): Add.
507 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
508 (get_thread_pointersi): New patterns.
509 * config/arc/arc.opt (mtp-regno): New option.
510 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
511 (move_dest_operand): Likewise.
512 * configure: Regenerate.
513 * configure.ac: Add arc*-*-* case to test for tls.
514 * doc/invoke.texi (ARC options): Document mtp-regno.
516 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
518 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
519 the new ARC HS SIMD instructions.
520 (arc_preferred_simd_mode): New function.
521 (arc_autovectorize_vector_sizes): Likewise.
522 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
523 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
524 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
525 (arc_init_builtins): Add new SIMD builtin types.
526 (arc_split_move): Handle 64 bit vector moves.
527 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
528 (TARGET_PLUS_QMACW): Define.
529 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
530 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
531 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
532 (VSUBADD4H): New builtins.
533 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
534 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
536 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
537 Matthias Klose <doko@debian.org>
539 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
541 2016-04-28 Richard Biener <rguenther@suse.de>
544 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
547 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
549 * common/config/sh/sh-common.c: Remove SH5 support.
550 * config/sh/constraints.md: Likewise.
551 * config/sh/config/sh/elf.h: Likewise.
552 * config/sh/linux.h: Likewise.
553 * config/sh/netbsd-elf.h: Likewise.
554 * config/sh/predicates.md: Likewise.
555 * config/sh/sh-c.c: Likewise.
556 * config/sh/sh-protos.h: Likewise.
557 * config/sh/sh.c: Likewise.
558 * config/sh/sh.h: Likewise.
559 * config/sh/sh.md: Likewise.
560 * config/sh/sh.opt: Likewise.
561 * config/sh/sync.md: Likewise.
562 * config/sh/sh64.h: Delete.
563 * config/sh/shmedia.h: Likewise.
564 * config/sh/shmedia.md: Likewise.
565 * config/sh/sshmedia.h: Likewise.
566 * config/sh/t-netbsd-sh5-64: Likewise.
567 * config/sh/t-sh64: Likewise.
568 * config/sh/ushmedia.h: Likewise.
570 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.md (sign_extend to memory peephole2s): Use
573 general_reg_operand instead of register_operand predicate.
575 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
577 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
579 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
581 * match.pd (A - B > A, A + B < A): New transformations.
583 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
585 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
586 which defaults to true. Emit an outer pair of parentheses only if
587 EMIT_PARENS. When continuing a chain of && or || (or & or |),
588 don't emit parentheses for the right-hand operand.
590 2016-04-27 Jeff Law <law@redhat.com>
592 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
594 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
596 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
597 (altivec_lvx_<mode>_internal): Document.
598 (altivec_lvx_<mode>_2op): New define_insn.
599 (altivec_lvx_<mode>_1op): Likewise.
600 (altivec_lvx_<mode>_2op_si): Likewise.
601 (altivec_lvx_<mode>_1op_si): Likewise.
602 (altivec_stvx_<mode>): Remove.
603 (altivec_stvx_<mode>_internal): Document.
604 (altivec_stvx_<mode>_2op): New define_insn.
605 (altivec_stvx_<mode>_1op): Likewise.
606 (altivec_stvx_<mode>_2op_si): Likewise.
607 (altivec_stvx_<mode>_1op_si): Likewise.
608 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
609 Expand vec_ld and vec_st during parsing.
610 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
612 (altivec_expand_stvx_be): Likewise.
613 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
614 address-masking behavior in RTL.
615 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
616 address-masking behavior in RTL.
617 (altivec_expand_builtin): Change builtin code arguments for calls
618 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
619 (insn_is_swappable_p): Avoid incorrect swap optimization in the
620 presence of lvx/stvx patterns.
621 (alignment_with_canonical_addr): New function.
622 (alignment_mask): Likewise.
623 (find_alignment_op): Likewise.
624 (recombine_lvx_pattern): Likewise.
625 (recombine_stvx_pattern): Likewise.
626 (recombine_lvx_stvx_patterns): Likewise.
627 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
628 stvx patterns from expand.
629 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
631 (vector_altivec_store_<mode>): Likewise.
633 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
635 * config/aarch64/aarch64.md
636 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
637 remove the "fp" attributes.
638 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
639 add the "simd" attributes.
640 (*movdf_aarch64): Likewise.
641 (*movtf_aarch64): Remove the "fp" attributes.
642 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
643 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
645 2016-04-27 David Malcolm <dmalcolm@redhat.com>
647 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
648 rtx to rtx_code_label *.
649 * rtl.h (maybe_set_first_label_num): Likewise.
651 2016-04-27 David Malcolm <dmalcolm@redhat.com>
653 * df-core.c (df_add_problem): Make the problem param be const.
654 (df_remove_problem): Make local "problem" be const.
655 * df-problems.c (problem_RD): Make const.
656 (problem_LR): Likewise.
657 (problem_LIVE): Likewise.
658 (problem_MIR): Likewise.
659 (problem_CHAIN): Likewise.
660 (problem_WORD_LR): Likewise.
661 (problem_NOTE): Likewise.
662 (problem_MD): Likewise.
663 * df-scan.c (problem_SCAN): Likewise.
664 * df.h (struct df_problem): Make field "dependent_problem" be
666 (struct dataflow): Likewise for field "problem".
667 (df_add_problem): Make param const.
669 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
672 inter-unit moves to/from vector registers are enabled. Do not disable
675 2016-04-27 David Malcolm <dmalcolm@redhat.com>
677 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
678 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
680 (enum df_problem_id): ...this new enum.
681 (struct df_problem): Convert field "id" from "int" to
684 2016-04-27 David Malcolm <dmalcolm@redhat.com>
686 * rtl.def: Update comment for "things in the instruction chain" to
687 reflect the removal of the leading "i" field for INSN_UID in
688 r210360. Fix bogus apostrophe.
690 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.md
693 (lea arith with mem operand + setcc peephole2): Set operator mode.
695 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
698 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
699 (dimode_scalar_to_vector_candidate_p): This.
700 (timode_scalar_to_vector_candidate_p): New function.
701 (scalar_to_vector_candidate_p): Likewise.
702 (timode_check_non_convertible_regs): Likewise.
703 (timode_remove_non_convertible_regs): Likewise.
704 (remove_non_convertible_regs): Likewise.
705 (remove_non_convertible_regs): Renamed to ...
706 (dimode_remove_non_convertible_regs): This.
707 (scalar_chain::~scalar_chain): Make it virtual.
708 (scalar_chain::compute_convert_gain): Make it pure virtual.
709 (scalar_chain::mark_dual_mode_def): Likewise.
710 (scalar_chain::convert_insn): Likewise.
711 (scalar_chain::convert_registers): Likewise.
712 (scalar_chain::add_to_queue): Make it protected.
713 (scalar_chain::emit_conversion_insns): Likewise.
714 (scalar_chain::replace_with_subreg): Likewise.
715 (scalar_chain::replace_with_subreg_in_insn): Likewise.
716 (scalar_chain::convert_op): Likewise.
717 (scalar_chain::convert_reg): Likewise.
718 (scalar_chain::make_vector_copies): Likewise.
719 (scalar_chain::convert_registers): New pure virtual function.
720 (class dimode_scalar_chain): New class.
721 (class timode_scalar_chain): Likewise.
722 (scalar_chain::mark_dual_mode_def): Renamed to ...
723 (dimode_scalar_chain::mark_dual_mode_def): This.
724 (timode_scalar_chain::mark_dual_mode_def): New function.
725 (timode_scalar_chain::convert_insn): Likewise.
726 (dimode_scalar_chain::convert_registers): Likewise.
727 (scalar_chain::compute_convert_gain): Renamed to ...
728 (dimode_scalar_chain::compute_convert_gain): This.
729 (scalar_chain::replace_with_subreg): Renamed to ...
730 (dimode_scalar_chain::replace_with_subreg): This.
731 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
732 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
733 (scalar_chain::make_vector_copies): Renamed to ...
734 (dimode_scalar_chain::make_vector_copies): This.
735 (scalar_chain::convert_reg): Renamed to ...
736 (dimode_scalar_chain::convert_reg ): This.
737 (scalar_chain::convert_op): Renamed to ...
738 (dimode_scalar_chain::convert_op): This.
739 (scalar_chain::convert_insn): Renamed to ...
740 (dimode_scalar_chain::convert_insn): This.
741 (scalar_chain::convert): Call convert_registers.
742 (convert_scalars_to_vector): Change to scalar_chain pointer to
743 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
744 in 32-bit mode. Delete scalar_chain pointer. Call
745 free_dominance_info in 64-bit mode.
746 (pass_stv::gate): Remove TARGET_64BIT check.
747 (ix86_option_override): Put the 64-bit STV pass before the CSE
750 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
752 * dwarf2out.h (struct dw_loc_descr_node): Remove the
753 dw_loc_frame_offset field.
754 * dwarf2out.c (new_loc_descr): Likewise.
755 (resolve_args_picking_1): Turn the VISITED hash set into a
756 FRAME_OFFSET hash map. Use it to associate a frame offset to
757 visited nodes. Remove uses of the CHECKING_P macro.
758 (resolve_args_picking): Update call to resolve_args_picking_1.
760 2016-04-27 Martin Liska <mliska@suse.cz>
762 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
763 (free_loop_data): Release vuses of groups.
765 2016-04-27 Bin Cheng <bin.cheng@arm.com>
767 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
768 instead of redundant use_id and boolean have_use_for.
769 (struct iv_use): Change sub_id into group_id. Remove field next.
770 Move fields: related_cands, n_map_members, cost_map and selected
772 (struct iv_group): ... here. New structure.
773 (struct iv_common_cand): Use structure declaration directly.
774 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
775 (MAX_CONSIDERED_USES): Rename macro to ...
776 (MAX_CONSIDERED_GROUPS): ... here.
777 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
778 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
779 (dump_uses): Rename to ...
780 (dump_groups): ... here. Update all uses.
781 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
782 (find_induction_variables): Refactor format of dump information.
783 (record_sub_use): Delete.
784 (record_use): Update all uses.
785 (record_group): New function.
786 (record_group_use, find_interesting_uses_op): Call above functions.
788 (find_interesting_uses_cond): Ditto.
789 (group_compare_offset): New function.
790 (split_all_small_groups): Rename to ...
791 (split_small_address_groups_p): ... here. Update all uses.
792 (split_address_groups): Update all uses.
793 (find_interesting_uses): Refactor format of dump information.
794 (add_candidate_1): Update all uses. Remove redundant check on iv,
796 (add_candidate, record_common_cand): Remove redundant assert.
797 (add_iv_candidate_for_biv): Update use.
798 (add_iv_candidate_derived_from_uses): Update all uses.
799 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
800 (alloc_use_cost_map): Ditto.
801 (set_use_iv_cost, get_use_iv_cost): Rename to ...
802 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
803 (determine_use_iv_cost_generic): Ditto.
804 (determine_group_iv_cost_generic): Ditto.
805 (determine_use_iv_cost_address): Ditto.
806 (determine_group_iv_cost_address): Ditto.
807 (determine_use_iv_cost_condition): Ditto.
808 (determine_group_iv_cost_cond): Ditto.
809 (determine_use_iv_cost): Ditto.
810 (determine_group_iv_cost): Ditto.
811 (set_autoinc_for_original_candidates): Update all uses.
812 (find_iv_candidates): Update all uses. Refactor dump information.
813 (determine_use_iv_costs): Ditto.
814 (determine_iv_costs): Ditto.
815 (iv_ca_cand_for_use): Rename to ...
816 (iv_ca_cand_for_group): ... here. Update all uses.
817 (iv_ca_add_use, iv_ca_add_group): Ditto.
818 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
819 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
820 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
821 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
822 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
823 (create_new_iv, adjust_iv_update_pos): Ditto.
824 (rewrite_use_address): Delete.
825 (rewrite_use_address_1): Rename to ...
826 (rewrite_use_address): ... here.
827 (rewrite_use_compare): Update all uses.
828 (rewrite_use): Delete.
829 (rewrite_uses): Rename to ...
830 (rewrite_groups): ... here. Update all uses.
831 (remove_unused_ivs, free_loop_data): Update all uses.
832 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
834 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
836 * rtlanal.c (nonzero_bits1): Convert preprocessor check
837 for WORD_REGISTER_OPERATIONS to runtime check.
839 2016-04-27 Richard Biener <rguenther@suse.de>
842 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
843 aggregate_value_p to determine if a function result is
844 returned by reference.
845 (ipa_pta_execute): Functions having their address taken are
846 not automatically nonlocal.
848 2016-04-27 Jakub Jelinek <jakub@redhat.com>
851 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
852 * fold-const.c (operand_equal_p): If flag_checking and
853 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
854 and if it returns non-zero, assert iterative_hash_expr on both
857 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
859 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
861 2016-04-27 Nick Clifton <nickc@redhat.com>
864 * varasm.c (merge_weak): Generate an error if an attempt is made
865 to convert a non-weak static function into a weak, public function.
867 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
869 * params.def (MAX_PARTITION_SIZE): New param.
870 * doc/invoke.texi: Document lto-max-partition.
872 2016-04-27 Richard Biener <rguenther@suse.de>
875 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
876 function cummulating used_from_other_partition, externally_visible
877 and force_output from aliases.
878 (refered_from_nonlocal_var): Likewise.
879 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
882 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
884 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
885 (-Wmemset-elt-size): New item.
887 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
890 * stor-layout.h (internal_reference_types): Delete.
891 * stor-layout.c (reference_types_internal): Likewise.
892 (internal_reference_types): Likewise.
893 (layout_type) <REFERENCE_TYPE>: Adjust.
895 2016-04-27 Jakub Jelinek <jakub@redhat.com>
898 * tree.h (inchash::add_expr): Add FLAGS argument.
899 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
900 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
901 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
902 Formatting fix. Adjust recursive calls. For tcc_comparison,
903 if swap_tree_comparison (code) is smaller than code, hash that
904 and arguments in the other order. Hash CONVERT_EXPR the same
905 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
906 of ADDR_EXPR of decl as the decl itself. Add or remove
907 OEP_ADDRESS_OF from recursive flags as needed. For
908 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
909 operands commutatively and only the third one normally.
910 For internal CALL_EXPR hash in CALL_EXPR_IFN.
912 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
914 * config/rtems.h (LIB_SPEC): Add -latomic.
916 2016-04-27 Joel Sherrill <joel@rtems.org>
918 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
919 xilink.ld and flags not relevant to RTEMS.
921 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
923 * toplev.c (backend_init_target): Avoid calling init_reload when using
926 2016-04-26 Jakub Jelinek <jakub@redhat.com>
928 * reorg.c (try_merge_delay_insns): Declare i and j inside the
929 for loops rather than one for the whole function.
931 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
933 * match.pd (X + CST CMP X): New transformation.
935 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
937 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
938 * fold-const.c (fold_binary_loc): Remove 2 transformations
939 superseded by match.pd.
940 * match.pd (x+x -> x*2): Generalize to integers.
942 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
944 * config/i386/i386.md (operation on memory peephole): Duplicate an
945 existing peephole and adapt it to match lea rather than an operation
948 PR rtl-optimization/57193
949 * opts.c (default_options_table): Add OPT_frename_registers at -O2
951 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
953 2016-04-26 Bin Cheng <bin.cheng@arm.com>
955 * tree-if-conv.c (any_pred_load_store): New static variable.
956 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
957 any_pred_load_store instead of and_mask_load_store.
958 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
959 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
960 (combine_blocks, tree_if_conversion): Ditto.
962 2016-04-26 Bin Cheng <bin.cheng@arm.com>
964 PR tree-optimization/70771
965 PR tree-optimization/70775
966 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
967 virtual PHI nodes. Delete parameter.
968 (if_convertible_loop_p_1): Delete argument to above function.
969 (predicate_all_scalar_phis): Delete code handling single-argument
971 (tree_if_conversion): Mark and update virtual SSA.
973 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
977 (x86_elf_aligned_common): Rename to ...
978 (x86_elf_aligned_decl_common): ... this.
979 Add decl arg. Switch to .lbss for largecomm object. Use
980 LARGECOMM_SECTION_ASM_OP.
981 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
983 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
984 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
986 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
987 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
989 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
992 * config/i386/i386.c (SECTION_LARGE): Define.
993 (x86_64_elf_select_section): Set it for large data/bss sections.
994 Only clear SECTION_WRITE for .lrodata.
995 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
997 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
998 * varasm.c (default_elf_asm_named_section): Grow flagchars.
999 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1001 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1002 * doc/tm.texi: Regenerate.
1004 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1007 * configure.ac (--enable-checking): Document extra flag, for
1008 non-release builds default to --enable-checking=yes,extra.
1009 If misc checking and extra checking, define CHECKING_P to 2 instead
1011 * common.opt (fchecking=): Add.
1012 * doc/invoke.texi (-fchecking=): Document.
1013 * doc/install.texi: Document --enable-checking changes.
1014 * configure: Regenerated.
1015 * config.in: Regenerated.
1017 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1020 attribute instead of which_alternative.
1021 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1022 Use EXT_REX_SSE_REG_P where appropriate.
1024 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/predicates.md (const0_operand): Do not match
1027 const_wide_int code.
1028 (const1_operand): Ditto.
1030 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1033 for SSE constm1 operands and TARGET_AVX512VL.
1034 (*movti_internal): Ditto.
1035 (*mov<mode>_or): Use constm1_operand predicate.
1036 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1037 for SSE vector_all_ones operands and TARGET_AVX512VL.
1038 * config/i386/predicates.md (constm1_operand): New predicate.
1039 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1040 emission of constant -1 load.
1042 2016-04-25 Jason Merrill <jason@redhat.com>
1044 * gdbinit.in: Skip is-a.h.
1046 * attribs.c (register_scoped_attributes): Fix logic.
1047 * attribs.h: Declare register_scoped_attributes.
1049 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1051 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1052 stxvd2x and stxvw4x built-in functions.
1054 2016-04-25 DJ Delorie <dj@redhat.com>
1056 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1057 (ashrhi3): Likewise.
1058 (lshrhi3): Likewise.
1060 2016-04-25 Richard Biener <rguenther@suse.de>
1062 PR tree-optimization/70780
1063 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1065 (compute_antic): Mark blocks with abnormal preds as visited as
1066 they have a final empty antic-in solution already.
1068 2016-04-25 Michael Collison <michael.collison@linaro.org>
1070 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1072 2016-04-25 Michael Collison <michael.collison@linaro.org>
1074 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1075 mode is VQI to improve mixed mode vectorization.
1076 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1077 define_insn to match low half of signed vaddw.
1078 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1079 define_insn to match high half of signed vaddw.
1080 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1081 define_insn to match low half of unsigned vaddw.
1082 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1083 define_insn to match high half of unsigned vaddw.
1084 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1085 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1086 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1088 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1089 * config/arm/predicates.md (vect_par_constant_high): Support
1090 big endian and simplify by calling
1091 arm_simd_check_vect_par_cnst_half
1092 (vect_par_constant_low): Likewise.
1094 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1096 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1097 predicate for operand 2.
1099 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1100 H.J. Lu <hongjiu.lu@intel.com>
1102 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1103 machine_mode argument.
1104 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1105 constm1_rtx operands. For VOIDmode constants, get mode from
1106 pred_mode. Check mode size if the mode is supported by ABI.
1107 (standard_sse_constant_opcode): Do not use standard_constant_p.
1108 Strictly check ABI support for all-ones operands.
1109 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1110 immediates. Update calls to standard_sse_constant_p.
1111 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1112 (ix86_rtx_costs): Ditto.
1113 * config/i386/i386.md (*movxi_internal_avx512f): Use
1114 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1115 Use (v,BC) alternative instead of (v,C). Use register_operand
1116 checks instead of MEM_P.
1117 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1118 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1119 isa attribute. Use register_operand checks instead of MEM_P.
1120 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1121 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1122 alternative and corresponding sse2 isa attribute.
1123 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1124 to standard_sse_constant_p.
1125 (FP constant splitters): Ditto.
1126 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1128 * config/i386/predicates.md (constm1_operand): Remove.
1129 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1130 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1131 vector_all_ones_operand instead of constm1_operand.
1133 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1135 * print-rtl.c (print_rtx_insn_vec): New function.
1136 * print-rtl.h: New prototype.
1137 * store-motion.c (struct st_expr): Make avail_stores a vector.
1138 (st_expr_entry): Adjust.
1139 (free_st_expr_entry): Likewise.
1140 (print_store_motion_mems): Likewise.
1141 (find_moveable_store): Likewise.
1142 (compute_store_table): Likewise.
1143 (delete_store): Likewise.
1144 (build_store_vectors): Likewise.
1146 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1148 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1150 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1152 * vec.h (vec_safe_contains): New function.
1153 (vec::contains): Likewise.
1154 (vec::begin): Likewise.
1155 (vec::end): Likewise.
1157 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1160 * cfgexpand.c (expand_stack_vars): Fix typo.
1162 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1164 * system.h (list, map, set, vector): Include conditionally.
1165 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1166 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1167 * ipa-icf.c (INCLUDE_LIST): Define.
1168 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1169 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1170 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1171 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1172 * cp/logic.cc (INCLUDE_LIST): Define.
1173 * fortran/trans-common.c (INCLUDE_MAP): Define.
1175 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1177 * auto-profile.c: Remove <string.h> include.
1178 * ipa-icf-gimple.c: Remove <list> include.
1179 * diagnostic.c: Remove <new> include.
1180 * genmatch.c: Likewise.
1181 * pretty-print.c: Likewise.
1182 * toplev.c: Likewise
1183 * c/c-objc-common.c: Likewise.
1184 * cp/error.c: Likewise.
1185 * fortran/error.c: Likewise.
1187 2016-04-22 Richard Biener <rguenther@suse.de>
1189 * lto-streamer-in.c (input_ssa_names): Do not allocate
1190 GIMPLE_NOP for all SSA names.
1191 * lto-streamer-out.c (output_ssa_names): Do not output
1192 SSA names that should have been released.
1194 2016-04-22 Richard Biener <rguenther@suse.de>
1196 PR tree-optimization/70740
1197 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1200 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1203 * config/i386/predicates.md (call_insn_operand): Replace
1204 sibcall_memory_operand with memory_operand.
1206 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1208 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1209 has_single_use() tests.
1210 (register_edge_assert_for_1): Likewise.
1211 (find_assert_locations_1): Check the liveness bitmap instead of
1212 checking has_single_use().
1214 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1217 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1218 Extract AVX-512BW constraint from AVX.
1220 2016-04-21 Richard Biener <rguenther@suse.de>
1222 PR tree-optimization/70725
1223 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1224 for phi_convertible_by_degenerating_args.
1225 (predicate_all_scalar_phis): Handle single-argument PHIs.
1227 2016-04-21 Richard Biener <rguenther@suse.de>
1230 * fold-const.c (fold_comparison): Return properly typed
1233 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1235 PR tree-optimization/70715
1236 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1237 after expanding BASE using expand_simple_operations.
1239 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1241 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1242 New transformations.
1244 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1246 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1248 2016-04-20 Jan Hubicka <jh@suse.cz>
1250 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1251 ultiimate_alias_target.
1252 (update_callee_keys): Likewise.
1253 (lookup_recursive_calls): Likewise.
1254 (speculation_useful_p): Likewise.
1256 2016-04-20 Jan Hubicka <jh@suse.cz>
1259 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1260 (set_nothrow_flag_1): ... this; handle interposition correctly;
1261 recurse on aliases and thunks.
1262 (cgraph_node::set_nothrow_flag): New.
1263 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1264 functions compiled with non-call exceptions that binds to current
1266 (propagate_nothrow): Be safe WRT interposition.
1267 * cgraph.h (set_nothrow_flag): Update prototype.
1269 2016-04-18 Jan Hubicka <jh@suse.cz>
1271 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1272 max_loop_iterations_int.
1273 (tree_unswitch_outer_loop): Likewise.
1275 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1277 PR tree-optimization/69489
1278 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1279 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1280 Revise dump message.
1281 (if_convertible_bb_p): Remove check on edge count of basic block's
1284 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1286 PR tree-optimization/56625
1287 PR tree-optimization/69489
1288 * tree-data-ref.h (DR_INNERMOST): New macro.
1289 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1290 hashing struct innermost_loop_behavior.
1291 (ref_DR_map): Remove.
1292 (innermost_DR_map): New map.
1293 (baseref_DR_map): Revise comment.
1294 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1295 to innermost_DR_map accroding to its innermost loop behavior.
1296 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1297 to its innermost loop behavior.
1298 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1299 Add initialization for innermost_DR_map. Record memory reference
1300 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1301 have innermost loop behavior.
1302 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1305 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1308 *lea_general_1. Use explicit SWI12 mode interator.
1309 (*lea<mode>_general_2): Rename from *lea_general_2.
1310 Use explicit SWI12 mode interator.
1311 (*lea<mode>_general_3): Rename from *lea_general_3.
1312 Use explicit SWI12 mode interator.
1313 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1314 Use explicit SWI12 mode interator.
1315 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1316 Use explicit SWI48 mode interator.
1318 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1320 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1321 Short-cut unaligned load and store cases. Handle all integer
1323 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1324 and store cases. Call ix86_avx256_split_vector_move_misalign
1325 directly without checking mode class.
1327 2016-04-20 Andrew Pinski <apinski@cavium.com>
1328 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1331 * config/aarch64/aarch64.md (sibcall): Force call
1332 address to be DImode for ILP32.
1333 (sibcall_value): Likewise.
1335 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1337 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1339 2016-04-20 Richard Biener <rguenther@suse.de>
1341 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1342 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1343 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1344 (maybe_push_res_to_seq): Adjust.
1345 * gimple-fold.c (maybe_build_generic_op): Likewise.
1347 2016-04-20 Marek Polacek <polacek@redhat.com>
1349 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1352 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1354 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1355 use kmovw to support AVX512F target.
1357 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1359 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1361 2016-04-20 Marek Polacek <polacek@redhat.com>
1363 PR tree-optimization/70725
1364 * tree-if-conv.c (is_false_predicate): New function.
1365 (predicate_mem_writes): Use it.
1367 2016-04-20 Richard Biener <rguenther@suse.de>
1369 PR tree-optimization/70726
1370 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1371 shift amounts from a pattern stmt operand.
1373 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1376 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1377 stack_restore_from_fpr pattern when restoring r15.
1378 (s390_optimize_prologue): Strip away the memory barrier in the
1379 parallel when trying to get rid of restore insns.
1380 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1381 definition for loading the stack pointer from an FPR. Compared to
1382 the normal move insn this pattern includes a full memory barrier.
1384 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1387 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1388 implicitly linear or lastprivate iterator on the outer context.
1390 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1392 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1394 * config/i386/i386.md (ssememalign): Removed.
1395 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1397 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1401 const short * to __builtin_ia32_loaddquhi512_mask.
1402 (_mm512_maskz_loadu_epi16): Likewise.
1403 (_mm512_mask_storeu_epi16): Pass short * to
1404 __builtin_ia32_storedquhi512_mask.
1405 (_mm512_mask_loadu_epi8): Pass const char * to
1406 __builtin_ia32_loaddquqi512_mask.
1407 (_mm512_maskz_loadu_epi8): Likewise.
1408 (_mm512_mask_storeu_epi8): Pass char * to
1409 __builtin_ia32_storedquqi512_mask.
1410 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1411 const double * to __builtin_ia32_loadupd512_mask.
1412 (_mm512_mask_loadu_pd): Likewise.
1413 (_mm512_maskz_loadu_pd): Likewise.
1414 (_mm512_storeu_pd): Pass double * to
1415 __builtin_ia32_storeupd512_mask.
1416 (_mm512_mask_storeu_pd): Likewise.
1417 (_mm512_loadu_ps): Pass const float * to
1418 __builtin_ia32_loadups512_mask.
1419 (_mm512_mask_loadu_ps): Likewise.
1420 (_mm512_maskz_loadu_ps): Likewise.
1421 (_mm512_storeu_ps): Pass float * to
1422 __builtin_ia32_storeups512_mask.
1423 (_mm512_mask_storeu_ps): Likewise.
1424 (_mm512_mask_loadu_epi64): Pass const long long * to
1425 __builtin_ia32_loaddqudi512_mask.
1426 (_mm512_maskz_loadu_epi64): Likewise.
1427 (_mm512_mask_storeu_epi64): Pass long long *
1428 to __builtin_ia32_storedqudi512_mask.
1429 (_mm512_loadu_si512): Pass const int * to
1430 __builtin_ia32_loaddqusi512_mask.
1431 (_mm512_mask_loadu_epi32): Likewise.
1432 (_mm512_maskz_loadu_epi32): Likewise.
1433 (_mm512_storeu_si512): Pass int * to
1434 __builtin_ia32_storedqusi512_mask.
1435 (_mm512_mask_storeu_epi32): Likewise.
1436 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1437 char * to __builtin_ia32_storedquqi256_mask.
1438 (_mm_mask_storeu_epi8): Likewise.
1439 (_mm256_mask_loadu_epi16): Pass const short * to
1440 __builtin_ia32_loaddquhi256_mask.
1441 (_mm256_maskz_loadu_epi16): Likewise.
1442 (_mm_mask_loadu_epi16): Pass const short * to
1443 __builtin_ia32_loaddquhi128_mask.
1444 (_mm_maskz_loadu_epi16): Likewise.
1445 (_mm256_mask_loadu_epi8): Pass const char * to
1446 __builtin_ia32_loaddquqi256_mask.
1447 (_mm256_maskz_loadu_epi8): Likewise.
1448 (_mm_mask_loadu_epi8): Pass const char * to
1449 __builtin_ia32_loaddquqi128_mask.
1450 (_mm_maskz_loadu_epi8): Likewise.
1451 (_mm256_mask_storeu_epi16): Pass short * to.
1452 __builtin_ia32_storedquhi256_mask.
1453 (_mm_mask_storeu_epi16): Pass short * to.
1454 __builtin_ia32_storedquhi128_mask.
1455 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1456 const double * to __builtin_ia32_loadupd256_mask.
1457 (_mm256_maskz_loadu_pd): Likewise.
1458 (_mm_mask_loadu_pd): Pass onst double * to
1459 __builtin_ia32_loadupd128_mask.
1460 (_mm_maskz_loadu_pd): Likewise.
1461 (_mm256_mask_storeu_pd): Pass double * to
1462 __builtin_ia32_storeupd256_mask.
1463 (_mm_mask_storeu_pd): Pass double * to
1464 __builtin_ia32_storeupd128_mask.
1465 (_mm256_mask_loadu_ps): Pass const float * to
1466 __builtin_ia32_loadups256_mask.
1467 (_mm256_maskz_loadu_ps): Likewise.
1468 (_mm_mask_loadu_ps): Pass const float * to
1469 __builtin_ia32_loadups128_mask.
1470 (_mm_maskz_loadu_ps): Likewise.
1471 (_mm256_mask_storeu_ps): Pass float * to
1472 __builtin_ia32_storeups256_mask.
1473 (_mm_mask_storeu_ps): ass float * to
1474 __builtin_ia32_storeups128_mask.
1475 (_mm256_mask_loadu_epi64): Pass const long long * to
1476 __builtin_ia32_loaddqudi256_mask.
1477 (_mm256_maskz_loadu_epi64): Likewise.
1478 (_mm_mask_loadu_epi64): Pass const long long * to
1479 __builtin_ia32_loaddqudi128_mask.
1480 (_mm_maskz_loadu_epi64): Likewise.
1481 (_mm256_mask_storeu_epi64): Pass long long * to
1482 __builtin_ia32_storedqudi256_mask.
1483 (_mm_mask_storeu_epi64): Pass long long * to
1484 __builtin_ia32_storedqudi128_mask.
1485 (_mm256_mask_loadu_epi32): Pass const int * to
1486 __builtin_ia32_loaddqusi256_mask.
1487 (_mm256_maskz_loadu_epi32): Likewise.
1488 (_mm_mask_loadu_epi32): Pass const int * to
1489 __builtin_ia32_loaddqusi128_mask.
1490 (_mm_maskz_loadu_epi32): Likewise.
1491 (_mm256_mask_storeu_epi32): Pass int * to
1492 __builtin_ia32_storedqusi256_mask.
1493 (_mm_mask_storeu_epi32): Pass int * to
1494 __builtin_ia32_storedqusi128_mask.
1495 * config/i386/i386-builtin-types.def (PCSHORT): New.
1497 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1498 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1499 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1500 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1501 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1502 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1503 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1504 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1505 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1506 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1507 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1508 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1509 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1510 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1511 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1512 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1513 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1514 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1515 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1516 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1517 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1518 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1519 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1520 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1521 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1522 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1523 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1524 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1525 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1526 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1527 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1528 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1529 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1530 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1531 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1532 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1533 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1534 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1535 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1536 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1537 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1538 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1539 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1540 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1541 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1542 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1543 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1544 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1545 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1547 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1548 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1550 (ix86_expand_vector_move_misalign): Likewise.
1551 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1552 to scalar function prototype for unaligned load/store builtins.
1553 (ix86_expand_special_args_builtin): Updated.
1554 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1555 (UNSPEC_STOREU): Likewise.
1556 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1557 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1558 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1559 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1560 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1561 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1562 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1563 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1564 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1565 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1566 (<avx512>_storedqu<mode>_mask): Likewise.
1567 (*sse4_2_pcmpestr_unaligned): Likewise.
1568 (*sse4_2_pcmpistr_unaligned): Likewise.
1569 (*mov<mode>_internal): Renamed to ...
1570 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1571 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1572 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1573 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1575 2016-04-19 Richard Biener <rguenther@suse.de>
1577 PR tree-optimization/70171
1578 * tree-ssa-phiprop.c: Include stor-layout.h.
1579 (phiprop_insert_phi): Handle the aggregate copy case.
1580 (propagate_with_phi): Likewise.
1582 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1585 instead of simplify_gen_subreg (... , 0).
1586 (ix86_delegitimize_address): Ditto.
1587 (ix86_split_divmod): Ditto.
1588 (ix86_split_copysign_const): Ditto.
1589 (ix86_split_copysign_var): Ditto.
1590 (ix86_expand_args_builtin): Ditto.
1591 (ix86_expand_round_builtin): Ditto.
1592 (ix86_expand_special_args_builtin): Ditto.
1593 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1594 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1595 (udivmodqi4): Ditto.
1596 (absneg splitters): Ditto.
1597 (*jcc_bt<mode>_1): Ditto.
1599 2016-04-19 Richard Biener <rguenther@suse.de>
1601 PR tree-optimization/70724
1602 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1603 restoring out from ...
1604 (free_scc_vn): ... here.
1605 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1606 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1608 (pass_fre::execute): Restore SSA info.
1610 2016-04-19 Richard Biener <rguenther@suse.de>
1612 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1613 * gimple-walk.c (walk_gimple_op): Initialize it.
1614 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1615 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1616 remapping SSA names of defs.
1617 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1620 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1623 * lra-constraints.c (equiv_substition_p): New.
1624 (process_alt_operands): Use it.
1625 (swap_operands): Swap it.
1626 (curr_insn_transform): Update it.
1628 2016-04-18 Michael Matz <matz@suse.de>
1630 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1631 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1632 * tree-core.h (tree_type_common.align): Use bit-field.
1633 (tree_type_common.spare): New.
1634 (tree_decl_common.off_align): Make smaller.
1635 (tree_decl_common.align): Use bit-field.
1637 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1638 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1639 (scan_sharing_clauses): Ditto.
1640 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1641 (omp_finish_file): Ditto.
1642 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1643 (layout_decl): Ditto.
1644 (relayout_decl): Ditto.
1645 (finalize_record_size): Use SET_TYPE_ALIGN.
1646 (finalize_type_size): Ditto.
1647 (finish_builtin_struct): Ditto.
1648 (layout_type): Ditto.
1649 (initialize_sizetypes): Ditto.
1650 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1651 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1652 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1653 (get_chain_field): Ditto.
1654 (get_trampoline_type): Ditto.
1655 (get_nl_goto_field): Ditto.
1656 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1658 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1659 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1660 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1661 (build_qualified_type): Use SET_TYPE_ALIGN.
1662 (build_aligned_type, build_range_type_1): Ditto.
1663 (build_atomic_base): Ditto.
1664 (build_common_tree_nodes): Ditto.
1665 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1666 (expand_one_stack_var_at): Ditto.
1667 * coverage.c (build_var): Use SET_DECL_ALIGN.
1668 * except.c (init_eh): Ditto.
1669 * function.c (assign_parm_setup_block): Ditto.
1670 * symtab.c (increase_alignment_1): Ditto.
1671 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1672 * tree-vect-stmts.c (ensure_base_align): Ditto.
1673 * varasm.c (align_variable): Ditto.
1674 (assemble_variable): Ditto.
1675 (build_constant_desc): Ditto.
1676 (output_constant_def_contents): Ditto.
1678 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1679 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1680 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1681 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1682 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1684 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1687 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1688 replace %vmovsd with "%vmovq".
1689 (vec_concatv2df): Likewise.
1691 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1693 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1694 (*vec_extractv2si_0): Ditto.
1695 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1696 (zero_extended_scalar_load_operand splitters): Ditto.
1697 (vec_extract splitters): Ditto.
1698 (*vec_extractv4si_0_zext): Ditto.
1699 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1701 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1702 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1703 (*sse4_1_extractps): Use lowpart_subreg.
1705 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1709 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1710 Mention Solaris 11 packaging changes.
1711 Update gas and gld requirements.
1712 Remove reference to pre-Solaris 10 bug.
1713 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1715 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1718 2016-04-17 Jan Hubicka <jh@suse.cz>
1720 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1721 max_loop_iterations_int.
1723 2016-04-18 Richard Biener <rguenther@suse.de>
1725 PR tree-optimization/43434
1726 * tree-ssa-structalias.c (struct vls_data): New.
1727 (visit_loadstore): Handle all pointer-based accesses.
1728 (compute_dependence_clique): Compute a bitmap of restrict tags
1729 assigned bases and pass it to visit_loadstore.
1731 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1734 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1735 armv8.1-a and armv8.1-a+crc.
1737 2016-04-18 Richard Biener <rguenther@suse.de>
1739 PR tree-optimization/70701
1740 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1741 references after translating through a memcpy.
1743 2016-04-18 Richard Biener <rguenther@suse.de>
1745 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1746 (compute_antic): ... here. For partial antic use regular
1747 postorder and scrap iteration.
1748 (compute_partial_antic_aux): Remove unused return value.
1749 (init_pre): Do not allocate postorder.
1750 (fini_pre): Do not free postorder.
1752 2016-04-18 Richard Biener <rguenther@suse.de>
1755 * expmed.c (extract_bit_field_1): Remove broken case
1756 using a wider MODE_INT mode.
1758 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1760 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1761 unless compiling with at least GCC-4.8.
1763 2016-04-17 Jan Hubicka <jh@suse.cz>
1766 * graphite.c (graphite_finalize): Update call to
1767 tree_estimate_probability.
1768 * predict.h (tree_estimate_probability): Update prototype.
1770 2016-04-17 Jan Hubicka <jh@suse.cz>
1772 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1773 (tree_estimate_probability): Likewise.
1774 (pass_profile::execute): Update.
1775 (report_predictor_hitrates): New function.
1776 * profile.c (compute_branch_probabilities): Use it.
1777 * predict.h (report_predictor_hitrates): Declare.
1779 2016-04-17 Jan Hubicka <jh@suse.cz>
1782 * cgraph.h (cgraph_node::set_const_flag,
1783 cgraph_node::set_pure_flag): Update prototype to return bool;
1785 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1786 of interposable symbol are interposable, too.
1787 (cgraph_set_const_flag_1): Rename to ...
1788 (set_const_flag_1): ... this one; change to self recursive function
1789 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1790 clearnig the flag in all variants and also virtual thunks of const
1791 functions are pure; track if any change was done.
1792 (cgraph_node::set_const_flag): Update.
1793 (struct set_pure_flag_info): New struct.
1794 (cgraph_set_pure_flag_1): Rename to ...
1795 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1796 rather than pointer encoded flags; track if any changes was done;
1797 handle correctly clearning flag and setting flag of aliases already
1799 (cgraph_node::set_pure_flag): Update.
1800 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1802 2016-04-17 Tom de Vries <tom@codesourcery.com>
1805 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1808 2016-04-17 Tom de Vries <tom@codesourcery.com>
1810 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1811 '{}<> ' as escape-for-record.
1813 2016-04-17 Tom de Vries <tom@codesourcery.com>
1815 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1818 2016-04-17 Tom de Vries <tom@codesourcery.com>
1821 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1822 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1823 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1824 * passes.c (finish_optimization_passes): Only call
1825 finish_graph_dump_file if dfi->graph_dump_initialized.
1826 (execute_function_dump, pass_init_dump_file): Use
1827 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1829 2016-04-17 Tom de Vries <tom@codesourcery.com>
1831 PR tree-optimization/70256
1832 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1833 (debug_varmap): New function.
1835 2016-04-17 Tom de Vries <tom@codesourcery.com>
1838 * passes.c (pass_manager::register_pass): Propagate pflags.
1840 2016-04-17 Tom de Vries <tom@codesourcery.com>
1843 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1844 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1845 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1846 check if it's equal to p_start.
1847 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1849 2016-04-15 Jan Hubicka <jh@suse.cz>
1852 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1853 function does not bind to current def.
1854 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1855 handle conservatively calls to functions that does not need to bind
1857 (check_call): Update call of worse_state.
1858 (ignore_edge_for_nothrow): Update.
1859 (ignore_edge_for_pure_const): Likewise.
1860 (propagate_pure_const): Update calls to worse_state.
1861 (skip_function_for_local_pure_const): Reformat comments.
1863 2016-04-15 Jan Hubicka <jh@suse.cz>
1866 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1867 (cgraph_node::function_symbol): Likewise.
1868 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1869 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1870 (symtab_node::ultimate_alias_target): Add REF parameter.
1871 (symtab_node::binds_to_current_def_p): Declare.
1872 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1873 (cgraph_node::function_symbol): Likewise.
1874 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1875 (cgraph_node::get_availability): Likewise.
1876 (cgraph_edge::binds_to_current_def_p): New inline function.
1877 (varpool_node::get_availability): Add REF parameter.
1878 (varpool_node::ultimate_alias_target): Likewise.
1879 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1880 (symtab_node::binds_to_current_def_p): Likewise.
1881 * varpool.c (varpool_node::get_availability): Likewise.
1883 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1886 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1887 Fix mode size check.
1889 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1891 * BASE-VER: Set to 7.0.0.
1893 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1895 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1897 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1899 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1900 architecture revisions.
1902 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1904 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1905 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1906 * config/i386/i386.md (stack decrement to push peepholes): Guard
1907 with !x86_using_red_zone ().
1909 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1912 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1913 to dump_generic_node.
1914 (NIY): Pass also flags to do_niy.
1916 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1918 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1919 (simd_clone_vector_of_formal_parm_types)
1920 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1921 (simd_clone_mangle, simd_clone_create)
1922 (simd_clone_adjust_return_type, create_tmp_simd_array)
1923 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1924 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1925 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1926 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1927 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1928 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1929 * omp-simd-clone.c: ... this new file.
1930 (simd_clone_vector_of_formal_parm_types): Make it static.
1931 * Makefile.in (OBJS): Add omp-simd-clone.o.
1933 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1936 * config/i386/sse.md: Use proper memory operand modifiers.
1939 2016-04-15 Richard Biener <rguenther@suse.de>
1940 Alan Modra <amodra@gmail.com>
1942 PR tree-optimization/70130
1943 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1944 when alignment stays not the same and no not use the realign
1947 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1950 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1951 direct move handlers for KFmode. Change TFmode handlers test from
1952 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1954 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1957 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1958 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1959 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1960 * tree-ssa-live.c (remove_unused_scope_block_p): When
1961 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1962 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1963 block_ultimate_origin is FUNCTION_DECL.
1964 (remove_unused_locals): If current_function_decl is
1965 polymorphic_ctor_dtor_p, pass initial true to
1966 remove_unused_scope_block_p' is_ctor_dtor_block.
1968 2016-04-14 Martin Sebor <msebor@redhat.com>
1973 * doc/extend.texi (Variable Length): Revert.
1975 2016-04-14 Marek Polacek <polacek@redhat.com>
1976 Jan Hubicka <hubicka@ucw.cz>
1979 * tree.c (verify_type): Disable the canonical type of main variant
1982 2016-04-14 Jason Merrill <jason@redhat.com>
1984 * cfgexpand.c, expr.c: Revert previous change.
1986 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1989 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1990 when building a mem ref for the incoming reduction variable.
1992 2016-04-14 Richard Biener <rguenther@suse.de>
1994 PR tree-optimization/70614
1995 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1996 loop if the evolution dropped to chrec_dont_know.
1997 (interpret_condition_phi): Likewise.
1999 2016-04-14 Richard Biener <rguenther@suse.de>
2001 PR tree-optimization/70623
2002 * tree-ssa-pre.c (changed_blocks): Make global ...
2003 (compute_antic): ... local here. Move and fix worklist
2004 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2005 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2006 worklist handling, dump when ANTIC_IN changed.
2007 (compute_partial_antic_aux): Remove worklist handling.
2008 (init_pre): Do not compute post dominators. Add a comment about
2009 the CFG order chosen.
2010 (fini_pre): Do not free post dominators.
2012 2016-04-13 Martin Sebor <msebor@redhat.com>
2017 * doc/extend.texi (Variable Length): Document C++ specifics.
2019 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2022 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2023 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2024 eh edges have been purged.
2027 * tree-sra.c (create_access_replacement,
2028 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2030 * tree-pretty-print.c (dump_fancy_name): New function.
2031 (dump_decl_name, dump_generic_node): Use it.
2033 2016-04-13 Jason Merrill <jason@redhat.com>
2035 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2036 * expr.c (expand_expr_real_1): Likewise.
2038 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2040 * config/i386/i386.md (kunpckhi): Swap operands.
2041 (kunpcksi): Likewise.
2042 (kunpckdi): Likewise.
2043 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2044 (vec_pack_trunc_<mode>): Likewise.
2046 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2049 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2052 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2053 gimplification turns some element into non-constant.
2056 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2057 * explow.c (convert_memory_address_addr_space_1): No longer static,
2058 add NO_EMIT argument and don't call convert_modes if true, pass
2059 it down recursively, remove break after return.
2060 (convert_memory_address_addr_space): Adjust caller.
2061 * simplify-rtx.c (simplify_unary_operation_1): Call
2062 convert_memory_address_addr_space_1 instead of convert_memory_address,
2063 if it returns NULL, don't simplify.
2065 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2068 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2070 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2072 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2073 Bump the upper SIMDLEN limits, so that if the return type or
2074 characteristic type if the return type is void can be passed in
2075 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2078 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2081 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2082 Do not use "=" constraint on an input constraint.
2083 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2084 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2085 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2086 generates (neg (abs ...)) instead of (abs ...).
2088 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2090 PR rtl-optimization/70596
2091 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2092 just invalidate LRA data and reset them. Adjust dump wording.
2094 2016-04-12 Martin Liska <mliska@suse.cz>
2097 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2099 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2101 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2102 max_loop_iterations_int.
2103 (tree_unswitch_outer_loop): Likewise.
2104 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2105 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2107 2016-04-12 Tom de Vries <tom@codesourcery.com>
2109 PR tree-optimization/68756
2110 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2111 instead of new_name.
2113 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2115 PR tree-optimization/70602
2116 * tree-sra.c (generate_subtree_copies): Don't write anything into
2117 constant pool decls.
2119 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2120 regardless whether there are depend clauses or not.
2122 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2125 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2126 target attribute and pragma from changing the -mfloat128
2127 and -mfloat128-hardware options.
2129 * doc/extend.texi (Additional Floating Types): Document PowerPC
2130 __float128 restrictions.
2132 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2135 * config/aarch64/driver-aarch64.c
2136 (aarch64_get_extension_string_for_isa_flags): New.
2137 (arch_extension): Rename to...
2138 (aarch64_arch_extension): ...This.
2139 (ext_to_feat_string): Rename to...
2140 (aarch64_extensions): ...This.
2141 (aarch64_core_data): Keep track of architecture extension flags.
2142 (cpu_data): Rename to...
2143 (aarch64_cpu_data): ...This.
2144 (aarch64_arch_driver_info): Keep track of architecture extension
2146 (get_arch_name_from_id): Rename to...
2147 (get_arch_from_id): ...This, change return type.
2148 (host_detect_local_cpu): Update and reformat for renames, handle
2149 extensions through common infrastructure.
2151 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2154 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2155 track of a canonical flag name.
2156 (all_extensions): Likewise.
2157 (arch_to_arch_name): Also track extension flags enabled by the arch.
2158 (all_architectures): Likewise.
2159 (aarch64_parse_extension): Move to here.
2160 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2162 (aarch64_rewrite_selected_cpu): Update for above change.
2163 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2164 are handled, such that the single explicit value enabled by an
2165 extension is kept seperate from the implicit values it also enables.
2166 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2168 (aarch64_parse_extension): New.
2169 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2170 here to config/aarch64/aarch64-protos.h.
2171 (aarch64_parse_extension): Move from here to
2172 common/config/aarch64/aarch64-common.c.
2173 (aarch64_option_print): Update.
2174 (aarch64_declare_function_name): Likewise.
2175 (aarch64_start_file): Likewise.
2176 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2177 the canonical flag for extensions.
2178 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2181 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2183 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2186 2016-04-09 Tom de Vries <tom@codesourcery.com>
2188 PR tree-optimization/68953
2189 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2190 first to last subscript.
2192 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2194 PR tree-optimization/70586
2195 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2198 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2202 PR tree-optimization/70373
2206 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2207 clauses for acc parallel reductions as necessary. Error on those
2209 * omp-low.c (scan_sharing_clauses): Don't install variables which
2210 are used in acc parallel reductions.
2211 (lower_rec_input_clauses): Remove dead code.
2212 (lower_oacc_reductions): Add support for reference reductions.
2213 (lower_reduction_clauses): Remove dead code.
2214 (lower_omp_target): Don't remap variables appearing in acc parallel
2216 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2218 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2221 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2222 with multiple SSA_NAME defs, force the outputs other than first
2223 to be live before calling live_track_process_def on each output.
2225 PR rtl-optimization/70574
2226 * fwprop.c (forward_propagate_and_simplify): Don't add
2227 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2228 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2229 paradoxical subregs within *loc.
2231 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2233 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2234 -ftree-parallelize-loops={0,1}.
2235 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2236 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2237 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2238 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2239 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2241 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2244 * asan.c (instrument_derefs): If we get unknown location, extract it
2246 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2248 2016-04-08 Tom de Vries <tom@codesourcery.com>
2250 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2251 implicit firstprivate clause.
2253 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2256 * config/arm/thumb2.md (tst + branch-> lsls + branch
2257 peephole below *orsi_not_shiftsi_si): Require that condition
2258 register is dead after the peephole.
2259 (second peephole after the above): Likewise.
2261 2016-04-08 Alan Modra <amodra@gmail.com>
2264 * builtins.c (fold_builtin_classify): For IBM extended precision,
2265 look at just the high-order double to test for NaN.
2266 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2267 test just the high double for Inf but both doubles for subnormal
2270 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2272 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2273 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2274 node->simdclone->mask_mode != VOIDmode masks.
2275 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2276 earlier, use it instead of node->simdclone.
2277 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2278 Set clonei->mask_mode.
2280 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2283 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2284 Pass it through to cp_parser_already_scoped_statement.
2285 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2286 it through to cp_parser_statement.
2287 (cp_parser_statement): Pass IF_P through to
2288 cp_parser_iteration_statement.
2289 (cp_parser_pragma): Adjust call to
2290 cp_parser_iteration_statement.
2292 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2295 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2296 resolve a future -Wparentheses warning.
2297 * omp-low.c (scan_sharing_clauses): Likewise.
2298 * tree-parloops.c (eliminate_local_variables): Likewise.
2300 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2302 PR rtl-optimization/70398
2303 * lra-constraints.c (process_address_1): Check zero scale and code
2304 for reloading with zero scale.
2306 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2309 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2311 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2313 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2314 Add support for AVX512F clones, include them by default for
2315 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2316 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2320 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2321 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2322 firstprivate clauses.
2323 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2324 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2325 (lower_omp_target): Set TREE_NO_WARNING for
2326 non-addressable possibly uninitialized vars which are copied into
2327 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2329 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2331 * config/pa/predicates.md (integer_store_memory_operand): Accept
2332 REG+D operands with a large offset when reload_in_progress is true.
2333 (floating_point_store_memory_operand): Likewise.
2335 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2338 * match.pd (nested int casts): Limit to GIMPLE.
2340 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2343 * ipa-devirt.c (maybe_record_node): Fix comment; use
2344 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2346 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2348 PR rtl-optimization/70542
2349 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2350 if there are any uses other than insn or debug insns.
2352 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2353 Jakub Jelinek <jakub@redhat.com>
2355 PR tree-optimization/70509
2356 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2357 Shift HOST_WIDE_INT_1U instead of 1.
2359 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2361 PR tree-optimization/70509
2362 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2363 of the vector base type for index.
2365 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2370 2016-04-05 Richard Biener <rguenther@suse.de>
2372 PR tree-optimization/70526
2373 * tree-sra.c (build_ref_for_offset): Use prev_base to
2374 extract the alias pointer type.
2376 2016-04-05 Richard Biener <rguenther@suse.de>
2378 * dse.c (struct store_info): Remove alias_set member.
2379 (struct read_info_type): Likewise.
2380 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2381 spill_deleted, clear_alias_set_lookup): Remove.
2382 (get_group_info): Remove dead base == NULL_RTX case.
2383 (dse_step0): Remove initialization of removed variables.
2384 (delete_dead_store_insn): Reomve alias set dumping.
2385 (free_read_records): Remove alias_set handling.
2386 (canon_address): Remove alias_set_out parameter.
2387 (record_store): Remove spill_alias_set, it's always zero.
2388 (check_mem_read_rtx): Likewise.
2389 (dse_step2): Rename from ...
2390 (dse_step2_nospill): ... this. Adjust.
2391 (scan_stores): Rename from ...
2392 (scan_stores_nospill): ... this.
2393 (scan_reads): Rename from ...
2394 (scan_reads_nospill): ... this.
2395 (scan_stores_spill, scan_reads_spill): Remove.
2396 (dse_step3_scan): Remove for_spills argument which is always false.
2397 (dse_step3): Likewise.
2398 (dse_step5): Rename from ...
2399 (dse_step5_nospill): ... this. Remove alias_set handling.
2400 (rest_of_handle_dse): Adjust.
2402 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2405 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2406 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2407 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2408 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2410 2016-04-05 Richard Biener <rguenther@suse.de>
2413 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2414 non-register type temporaries into SSA.
2416 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2419 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2420 calls when sanitizing.
2421 (possible_polymorphic_call_target_p): Fix formatting.
2423 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2424 Jakub Jelinek <jakub@redhat.com>
2427 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2428 to ensure a call statement is compatible with a built-in's
2430 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2433 2016-04-04 Richard Biener <rguenther@suse.de>
2435 PR rtl-optimization/70484
2436 * rtl.h (canon_output_dependence): Declare.
2437 * alias.c (canon_output_dependence): New function.
2438 * dse.c (record_store): Use canon_output_dependence rather
2439 than canon_true_dependence.
2441 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2444 * cgraph.h (symtab_node::copy_visibility_from): New function.
2445 * symtab.c (symtab_node::copy_visibility_from): New function.
2446 * ipa-visibility.c (optimize_weakref): New function.
2447 (function_and_variable_visibility): Use it.
2449 2016-04-04 Martin Liska <mliska@suse.cz>
2452 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2453 value that is really in range handled by SBR instruction.
2454 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2455 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2456 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2458 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2462 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2463 set, but not for SP_REG operands.
2465 2016-04-02 Martin Sebor <msebor@redhat.com>
2468 * fold-const.c (maybe_nonzero_address): New function.
2469 (fold_comparison): Call it. Fold equality and relational
2470 expressions involving null pointers.
2471 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2473 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2475 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2476 the "Y" constraint (scalar FP 0.0 immediate).
2478 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2479 Add the "const_double" to the list of operand constraints.
2481 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2483 PR rtl-optimization/70467
2484 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2485 If low word of the last operand is 0, just emit addition/subtraction
2488 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2491 * config/s390/s390.c (s390_expand_insv): Check for everything
2492 constant instead of just VOIDmode stuff.
2494 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2497 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2499 2016-04-01 Nathan Sidwell <nathan@acm.org>
2501 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2503 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2505 PR rtl-optimization/70461
2506 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2509 2016-03-31 Martin Liska <mliska@suse.cz>
2512 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2513 a tree value or an immediate integer value to a buffer
2514 that is eventually copied to a BRIG section.
2515 (emit_immediate_operand): Call the function here.
2516 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2517 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2518 of class' fields that are removed.
2519 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2520 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2521 m_brig_repr_size fields.
2523 2016-03-31 Martin Liska <mliska@suse.cz>
2526 * hsa-gen.c (hsa_function_representation::update_dominance): New
2528 (convert_addr_to_flat_segment): Likewise.
2529 (gen_hsa_memory_set): New alignment argument.
2530 (gen_hsa_ctor_assignment): Likewise.
2531 (gen_hsa_insns_for_single_assignment): Provide alignment
2532 to gen_hsa_ctor_assignment.
2533 (gen_hsa_insns_for_direct_call): Add new argument.
2534 (expand_lhs_of_string_op): New function.
2535 (expand_string_operation_builtin): Likewise.
2536 (expand_memory_copy): New function.
2537 (expand_memory_set): New function.
2538 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2539 (convert_switch_statements): Change signature.
2540 (generate_hsa): Use a return value of the function.
2541 (pass_gen_hsail::execute): Do not call
2542 convert_switch_statements here.
2543 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2544 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2545 (hsa_function_representation::update_dominance): New function.
2547 2016-03-31 Martin Liska <mliska@suse.cz>
2550 * hsa-brig.c (emit_directive_variable): Emit alignment
2551 according to hsa_symbol::m_align.
2552 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2553 (dump_hsa_symbol): Dump alignment of HSA symbols.
2554 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2555 (gen_hsa_addr_with_align): New function.
2556 (hsa_bitmemref_alignment): Use newly added function.
2557 (gen_hsa_insns_for_load): Likewise.
2558 (gen_hsa_insns_for_store): Likewise.
2559 (gen_hsa_memory_copy): New argument added.
2560 (gen_hsa_insns_for_single_assignment): Respect
2561 alignment for assignments processed via gen_hsa_memory_copy.
2562 (gen_hsa_insns_for_direct_call): Likewise.
2563 (gen_hsa_insns_for_return): Likewise.
2564 (gen_function_def_parameters): Set default alignment.
2565 * hsa.c (hsa_object_alignment): New function.
2566 (hsa_byte_alignment): Pasted function.
2567 * hsa.h (hsa_symbol::m_align): New field.
2569 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2571 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2572 scratch field for goto case.
2574 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2576 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2578 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2581 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2582 (scalar_chain::convert_insn): Call convert_op for reg
2583 moves to handle undefined registers.
2585 2016-03-31 Nathan Sidwell <nathan@acm.org>
2588 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2589 Assert we don't want to move backwards.
2591 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2594 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2596 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2598 PR rtl-optimization/70460
2599 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2600 with operand from REG_LABEL_OPERAND, instead substitute
2601 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2602 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2604 2016-03-31 Martin Liska <mliska@suse.cz>
2606 * passes.c (execute_one_pass): Do not call
2607 todo_after for a discarded function.
2609 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2611 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2612 (no_cost, infinite_cost): Initialize the new field.
2613 (get_computation_cost_at): Record setup cost.
2614 (determine_use_iv_cost_address): Skip cost computation for sub
2615 uses if we can estimate it without losing accuracy.
2617 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2619 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2621 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2622 max_loop_iterations_int.
2623 (tree_unswitch_outer_loop): Likewise.
2624 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2625 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2627 2016-03-30 Richard Biener <rguenther@suse.de>
2630 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2632 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2635 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2636 in gen_blendm expander.
2638 2016-03-30 Nick Clifton <nickc@redhat.com>
2641 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2642 case where we are already provided with an SImode SUBREG.
2644 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2648 conflict between DRAP register and __builtin_eh_return.
2650 2016-03-30 Michael Matz <matz@suse.de>
2651 Richard Biener <rguenther@suse.de>
2654 * ipa-polymorphic-call.c (struct type_change_info): Change
2655 speculative to an unsigned allowing to limit the work we do.
2656 (csftc_abort_walking_p): New inline function..
2657 (check_stmt_for_type_change): Limit the number of may-defs
2658 skipped for speculative devirtualization to
2659 max-speculative-devirt-maydefs.
2660 * params.def (max-speculative-devirt-maydefs): New param.
2661 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2663 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2666 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2669 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2671 PR tree-optimization/59124
2672 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2673 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2675 2016-03-29 Jeff Law <law@redhat.com>
2677 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2679 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2681 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2684 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2686 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2687 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2688 gcrt0.o if linking dynamically.
2690 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2693 * ipa-devirt.c (methods_equal_p): New function.
2694 (compare_virtual_tables): Use it.
2695 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2696 * cgraphclones.c (clone_function_name_1): Use
2697 symbol_table::symbol_suffix_separator.
2698 * coverage.c (build_var): Likewise.
2699 * symtab.c (symbol_table::symbol_suffix_separator): New.
2701 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2703 PR rtl-optimization/70429
2704 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2705 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2706 mode != result_mode.
2709 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2711 PR tree-optimization/70405
2712 * ssa-iterators.h (num_imm_uses): Add missing braces.
2714 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2716 PR rtl-optimization/68695
2717 * ira-color.c (allocno_copy_cost_saving): New.
2718 (improve_allocation): Use it.
2720 2016-03-29 Richard Henderson <rth@redhat.com>
2723 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2725 2016-03-29 Richard Biener <rguenther@suse.de>
2728 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2729 use alignment returned by get_pointer_alignment_1 if it is
2730 bigger than BITS_PER_UNIT.
2731 * builtins.c (get_pointer_alignment_1): Do not return true
2732 for alignment extracted from SSA info.
2734 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2736 * config/ft32/ft32.opt (mnodiv): New.
2737 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2738 * doc/invoke.texi (FT32 Options -mnodiv): New.
2740 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2743 * config/i386/i386.md (define_split, andn): Fix modes.
2745 2016-03-26 Richard Biener <rguenther@suse.de>
2746 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2749 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2751 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2752 as 2nd argument to cl_optimization_restore().
2754 2016-03-25 Richard Henderson <rth@redhat.com>
2757 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2758 * config/aarch64/aarch64-protos.h: Declare it.
2759 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2761 2016-03-25 Alan Modra <amodra@gmail.com>
2764 * config/rs6000/constraints.md (j): Simplify.
2765 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2767 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2768 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2769 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2770 in all constraint alternatives.
2771 (movtd_64bit_nodm): Delete "j" constraint alternative.
2773 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2775 * tree-ssa-propagate.c: Enhance docs for
2776 SSA_PROP_NOT_INTERESTING.
2778 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2780 * doc/extend.texi: Fix typo in documentation to pure attribute.
2782 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2785 * config/pa/pa.md (bswapdi2): Use a scratch register.
2787 2016-03-24 Richard Henderson <rth@redhat.com>
2790 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2793 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2796 using ix86_expand_binary_operator instead of gen_andsi3.
2798 2016-03-24 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/70396
2801 * tree-vect-stmts.c (vectorizable_comparison): Use
2802 get_vectype_for_scalar_type.
2804 2016-03-24 Richard Biener <rguenther@suse.de>
2807 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2808 with register bases.
2810 2016-03-24 Richard Biener <rguenther@suse.de>
2812 PR tree-optimization/70372
2813 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2814 build_all_ones_cst to also handle vector types correctly.
2816 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2819 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2822 2016-03-23 Marek Polacek <polacek@redhat.com>
2825 * doc/invoke.texi: Document -Wignored-attributes.
2827 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2829 PR tree-optimization/69042
2830 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2831 parameter from 30 to 40.
2833 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2835 PR tree-optimization/69042
2836 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2837 for use with constant offset stripped in base.
2839 2016-03-23 Richard Biener <rguenther@suse.de>
2842 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2843 mode compatibility check.
2844 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2846 2016-03-23 Jeff Law <law@redhat.com>
2848 PR tree-optimization/64058
2849 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2851 (struct ssa_conflicts): Move up earlier in the file.
2852 (conflicts_, var_map_): New static variables.
2853 (initialize_conflict_count): New function to initialize the
2854 CONFLICT_COUNT field for each conflict pair.
2855 (compare_pairs): Lazily initialize the conflict count and use it
2856 as the first tie-breaker.
2857 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2858 and wipe conflicts_ and map_ around the call to qsort. Remove
2859 special case for 2 coalesce pairs.
2860 * bitmap.c (bitmap_count_unique_bits): New function.
2861 (bitmap_count_bits_in_word): New function, extracted from
2863 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2864 * bitmap.h (bitmap_count_unique_bits): Declare it.
2866 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2869 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2870 transparent alias chain for decl assembler name.
2871 * config/sol2.c (solaris_assemble_visibility): Likewise.
2873 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2875 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2877 (v10_fdivs): Likewise.
2878 (v10_fdivd): Likewise.
2880 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2883 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2884 to not call fclose twice on file.
2886 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2888 PR tree-optimization/70354
2889 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2890 oprnd0 is wider than oprnd1 and there is a cast from the wider
2891 type to oprnd1, mask it with the mask of the narrower type.
2894 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2895 Optimize TARGET_STV splitters, if high or low word of last argument
2898 2016-03-22 Jeff Law <law@redhat.com>
2901 tree-ssa-threadbackward.c
2902 (fsm_find_control_statement_thread_paths): Correctly distinguish
2903 between old style jump threads vs FSM jump threads.
2905 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2908 * config/i386/i386.c (scalar_chain::convert_op): Support
2909 uninitialized register usage case.
2911 2016-03-22 Richard Biener <rguenther@suse.de>
2914 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2916 (capture::gen_transform): ... to change behavior when substituting
2917 a condition into cond or not-cond expr context.
2918 (dt_simplify::gen_1): Adjust.
2919 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2920 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2921 last change and instead change to
2922 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2923 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2925 2016-03-22 Anthony Green <green@moxielogic.com>
2927 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2928 issue for moxiebox targets.
2929 (CC1PLUS_SPEC): Ditto.
2931 2016-03-22 Richard Biener <rguenther@suse.de>
2934 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2937 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2939 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2941 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2944 * config/i386/i386.c (def_builtin): Handle
2945 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2947 (const struct builtin_description bdesc_special_args[]):
2948 Remove duplicate ISA bits.
2950 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2953 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2954 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2955 in a way that works also for AVX512BW.
2958 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2959 instead of source if operands[1] is xmm16 and above and
2960 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2961 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2964 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2965 on assign if (*from_p) is a comparison, set it to
2966 TREE_NO_WARNING (*from_p).
2968 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2971 * lra.c (restore_scratches): Ignore deleted insns.
2973 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2974 Jakub Jelinek <jakub@redhat.com>
2976 PR tree-optimization/70317
2977 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2980 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2983 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2984 of ix86_expand_move.
2986 (movti): Use general_operand for operand 1 predicate.
2988 2016-03-21 Martin Liska <mliska@suse.cz>
2990 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2992 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2994 2016-03-21 Martin Liska <mliska@suse.cz>
2997 * ipa-icf.c (sem_function::parse): Skip static
2998 constructors and destructors.
3000 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3003 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3004 function-like macro, peek following token(s) if it is followed
3005 by CPP_OPEN_PAREN token with optional padding in between, and
3006 if not, don't treat it like a macro.
3008 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3009 Alexander Monakov <amonakov@ispras.ru>
3011 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3012 for the stabs debug format.
3014 2016-03-21 Richard Biener <rguenther@suse.de>
3016 PR tree-optimization/70310
3017 * tree-vect-generic.c (expand_vector_condition): Fold the built
3020 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3023 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3024 Block third alternative for AVX-512VL target,
3026 2016-03-21 Martin Liska <mliska@suse.cz>
3029 * hsa-brig.c (emit_function_directives): Mark unemitted
3030 global variables for emission.
3031 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3032 (get_symbol_for_decl): Likewise.
3033 * hsa.h (struct hsa_symbol): New flag.
3035 2016-03-21 Richard Biener <rguenther@suse.de>
3037 PR tree-optimization/70288
3038 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3039 we do not estimate unsimplified all-constant conditionals or
3040 switches as optimized away.
3042 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3044 PR rtl-optimization/69102
3045 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3046 when we have a readonly dependency context.
3048 2016-03-18 Jeff Law <law@redhat.com>
3050 PR rtl-optimization/70263
3051 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3052 (update_equiv_regs): When trying to move a store to after the insn
3053 that sets the source of the store, make sure the store occurs after
3054 the insn that sets the source of the store. When successful note
3055 the REG_EQUIV note created in the dump file.
3057 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3058 Bernd Schmidt <bschmidt@redhat.com>
3060 * doc/extend.texi: Document more potential problems with basic asms.
3062 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3064 PR rtl-optimization/70278
3065 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3068 2016-03-18 Jason Merrill <jason@redhat.com>
3070 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3072 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3074 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3075 values to 128b regs.
3077 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3079 PR tree-optimization/70252
3080 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3081 boolean vector has a proper number of elements.
3082 (supportable_narrowing_operation): Likewise.
3084 2016-03-18 Tom de Vries <tom@codesourcery.com>
3087 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3089 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3091 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3092 instead of replace_rtx for DEBUG_INSNs.
3094 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3096 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3097 load type reservations.
3099 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3102 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3103 define_constraint for "Q" and "T" constraints.
3105 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3107 Tweak the pipeline model for Exynos M1
3109 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3112 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3115 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3116 where one or both locations aren't within a line_map.
3118 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3121 * opts.c (finish_options): Don't set flag_pie to the default if
3122 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3125 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3127 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3128 true as ALL_REGS argument to replace_rtx.
3130 2016-03-17 Richard Biener <rguenther@suse.de>
3133 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3136 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3139 * rtl.h (replace_rtx): Add ALL_REGS argument.
3140 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3141 equality and assert mode is the same, instead of just rtx pointer
3143 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3144 true as ALL_REGS argument to replace_rtx.
3146 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3148 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3149 for boolean vector with vector mode only.
3150 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3152 2016-03-17 Nick Clifton <nickc@redhat.com>
3155 * config/rx/rx.c (rx_print_integer): Print negative constants in
3158 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3161 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3163 2016-03-16 Richard Henderson <rth@redhat.com>
3164 Richard Biener <rguenth@suse.de>
3169 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3170 first operand as is_gimple_condexpr.
3175 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3176 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3177 Do not gimplify the result.
3178 (do_unop): Adjust call to tree_vec_extract.
3179 (do_binop): Likewise.
3180 (do_compare): Likewise.
3181 (do_plus_minus): Likewise.
3182 (do_negate): Likewise.
3183 (expand_vector_condition): Likewise.
3184 (do_cond): Likewise.
3186 2016-03-16 Richard Henderson <rth@redhat.com>
3189 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3190 (aarch64_classify_address): Use it.
3191 (aarch64_legitimize_address): Force all subexpressions of PLUS
3192 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3194 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3195 Richard Biener <rguenth@suse.de>
3198 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3199 return to even if only REGNO is equal, and assert
3202 2016-03-11 Jeff Law <law@redhat.com>
3204 PR rtl-optimization/70224
3205 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3207 2016-03-16 Richard Henderson <rth@redhat.com>
3210 * function.h (struct function): Add has_forced_label_in_static.
3211 * gimplify.c (force_labels_r): Set it.
3212 * lto-streamer-in.c (input_struct_function_base): Read it.
3213 * lto-streamer-out.c (output_struct_function_base): Write it.
3214 * tree-inline.c (has_label_address_in_static_1): Remove.
3215 (copy_forbidden): Remove fndecl parameter; test
3216 has_forced_label_in_static.
3217 (inline_forbidden_p): Update call to copy_forbidden.
3218 (tree_versionable_function_p): Likewise.
3219 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3220 (chkp_versioning): Likewise.
3221 * tree-inline.h (copy_forbidden): Update decl.
3223 2016-03-16 Marek Polacek <polacek@redhat.com>
3226 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3227 function being thunked if the result type doesn't have fixed size.
3228 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3229 doesn't have fixed size.
3231 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3233 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3234 reporting malformed loop nest.
3236 2016-03-16 Tom de Vries <tom@codesourcery.com>
3239 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3240 nodes.length () == 1 test to before first nodes[0] access.
3242 2016-03-16 Tom de Vries <tom@codesourcery.com>
3244 PR tree-optimization/68715
3245 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3248 2016-03-16 Tom de Vries <tom@codesourcery.com>
3250 PR tree-optimization/68809
3251 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3254 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3255 Sandra Loosemore <sandra@codesourcery.com>
3257 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3258 on leaf attribute. Mention ELF interposition problems.
3260 2016-03-16 Alan Modra <amodra@gmail.com>
3262 PR rtl-optimization/69195
3263 PR rtl-optimization/47992
3264 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3267 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3270 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3272 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3274 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3276 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3278 PR rtl-optimization/70222
3279 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3280 optimization if mode is different from result_mode, queue up masking
3281 of the result in outer_op. Formatting fix.
3284 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3287 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3289 PR rtl-optimization/69032
3290 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3291 looping backwards over basic block insns.
3293 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3296 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3297 to non-speculative when propagating trap bits.
3299 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3301 PR rtl-optimization/63384
3302 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3305 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3308 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3309 factored out from ...
3310 (sched_analyze_insn): ... here.
3311 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3312 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3313 get_implicit_reg_pending_clobbers in it.
3314 (setup_id_reg_sets): Use setup_id_implicit_regs.
3315 (deps_init_id): Ditto.
3317 2016-03-15 Tom de Vries <tom@codesourcery.com>
3320 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3322 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3323 execute_function_dump.
3324 (execute_one_pass): Don't dump function if it will be dumped after ipa
3327 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3329 * genrecog.c (match_pattern_2): If pred is NULL don't call
3330 safe_predicate_mode on it.
3332 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3335 * lra-constraints.c (delete_move_and_clobber): Change assertion
3336 to also allow dregno == 0.
3338 2016-03-14 Richard Henderson <rth@redhat.com>
3341 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3342 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3343 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3344 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3347 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3350 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3352 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3354 * lra-constraints.c (split_reg): For hard regs, try to find the
3355 biggest single-register mode used in the function.
3357 2016-03-14 Richard Biener <rguenther@suse.de>
3359 PR tree-optimization/56365
3360 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3361 constants to compare against.
3363 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3366 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3367 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3368 (define_split for the GPR case): Use int_reg_operand instead of
3369 gpc_reg_operand for the output.
3371 2016-03-14 Tom de Vries <tom@codesourcery.com>
3373 PR tree-optimization/70045
3374 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3375 create_empty_if_region_on_edge argument.
3377 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3379 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3380 (STACK_CHECK_PROTECT): Likewise.
3381 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3382 (STACK_CHECK_PROTECT): Likewise.
3383 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3384 (STACK_CHECK_PROTECT): Likewise.
3385 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3386 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3387 (STACK_CHECK_PROTECT): Likewise.
3389 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3391 PR rtl-optimization/69307
3392 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3393 registers in modes that span more than one register.
3395 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3398 * lra-constraints.c (delete_move_and_clobber): New.
3399 (remove_inheritance_pseudos): Use it.
3401 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3404 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3405 the libcall is LCT_THROW.
3406 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3407 for the checking routine.
3409 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3412 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3413 optimization if we have direct move.
3414 (roundu32<mode>2_fprs): Likewise.
3416 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3419 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3421 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3422 Arguments swapped. All callers changed. Take reg_renumber into
3423 account, and Calculate and compare register ranges for hard regs.
3425 2016-03-11 Jeff Law <law@redhat.com>
3427 PR tree-optimization/70190
3428 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3429 Handle cases where we can not extract the taken edge, even though we
3430 found a constant value.
3432 PR tree-optimization/64058
3433 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3434 (num_coalesce_pairs): Move up earlier in file.
3435 (find_coalesce_pair): Initialize the INDEX field for each pair
3437 (compare_pairs): No longer sort on the elements in each pair.
3438 Instead break ties with the index of the coalesce pair.
3440 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3443 * config/aarch64/aarch64-protos.h
3444 (aarch64_save_restore_target_globals): New prototype.
3445 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3446 Call the above when popping pragma.
3447 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3449 (aarch64_set_current_function): Rewrite using the above.
3451 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3453 PR tree-optimization/70177
3454 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3455 (extract_ops_from_tree): ... this. In the 2 argument
3456 overload remove _1 suffix.
3457 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3458 (extract_ops_from_tree): ... this.
3459 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3461 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3462 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3463 extract_ops_from_tree instead of 2 operand one.
3465 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3467 PR tree-optimization/70013
3468 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3469 for constant-pool entries.
3471 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3473 PR rtl-optimization/70174
3474 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3475 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3477 PR tree-optimization/70169
3478 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3479 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3482 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3483 Jakub Jelinek <jakub@redhat.com>
3486 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3487 of uninitialized values.
3489 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3491 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3493 ("*trunctddd2"): New pattern definition.
3494 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3497 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3499 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3500 definitions for BFP and DFP rounding modes.
3501 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3502 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3503 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3504 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3507 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3509 * config/s390/constraints.md: Adjust comment.
3510 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3511 s390_decompose_addrstyle_without_index.
3512 * config/s390/predicates.md (shift_count_or_setmem_operand):
3513 Rename to setmem_operand.
3514 * config/s390/s390-protos.h
3515 (s390_decompose_shift_count): Rename to
3516 s390_decompose_addrstyle_without_index.
3517 * config/s390/s390.c (s390_decompose_shift_count)
3518 (s390_mem_constraint, print_shift_count_operand)
3519 (print_operand_address, print_operand): Rename
3520 s390_decompose_shift_count to
3521 s390_decompose_addrstyle_without_index and rename
3522 print_shift_count_operand to print_addrstyle_operand troughout the
3524 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3525 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3526 Rename shift_count_or_setmem_operand to setmem_operand.
3527 * config/s390/vx-builtins.md ("vec_insert<mode>")
3528 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3531 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3534 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3535 Handle overlapping retval and newval.
3537 2016-03-10 Nick Clifton <nickc@redhat.com>
3540 * config/aarch64/aarch64.c
3541 (aarch64_override_options_after_change_1): When forcing
3542 flag_omit_frame_pointer to be true, use a special value that can
3543 be detected if this function is called again, thus preventing
3544 flag_omit_leaf_frame_pointer from being forced to be false.
3546 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3548 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3549 Set x_flag_omit_leaf_frame_pointer when handling
3550 -momit-leaf-frame-pointer.
3552 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3555 * cgraph.c (cgraph_node::dump): Dump split_part and
3556 indirect_call_target.
3557 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3558 * ipa.c (has_addr_references_p): Cleanup.
3559 (is_indirect_call_target_p): New.
3560 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3561 called indirectly as local.
3562 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3564 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3567 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3568 on cxa_pure_virtual.
3570 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3573 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3575 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3578 * tree.c (need_assembler_name_p): Only record main variant type names.
3580 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3583 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3584 Always define to 0 or 1.
3585 (TARGET_FIX_ERR_A53_843419): New macro.
3586 * config/aarch64/aarch64-elf-raw.h
3587 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3588 * config/aarch64/aarch64-linux.h: Likewise.
3589 * config/aarch64/aarch64.c
3590 (aarch64_override_options_after_change_1): Do not default
3591 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3593 (aarch64_attributes): Handle fix-cortex-a53-843419.
3594 (aarch64_can_inline_p): Likewise.
3595 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3597 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3598 Jakub Jelinek <jakub@redhat.com>
3600 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3601 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3602 DECL_COMMONS if flag_unconstrained_commons is set.
3603 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3604 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3605 (funconstrained-commons): Document.
3607 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3609 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3610 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3612 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3614 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3615 has a proper number of elements.
3617 2016-03-10 Alan Modra <amodra@gmail.com>
3619 PR rtl-optimization/69195
3620 PR rtl-optimization/47992
3621 * ira.c (recorded_label_ref): Delete.
3622 (update_equiv_regs): Return void.
3623 (indirect_jump_optimize): New function.
3624 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3625 before regstat_compute_ri. Don't rebuild_jump_labels here.
3626 Delete update_regstat.
3628 2016-03-10 Richard Biener <rguenther@suse.de>
3630 PR tree-optimization/70128
3631 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3632 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3634 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3636 PR tree-optimization/70152
3637 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3638 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3641 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3642 instead of gen_sse2_loadlpd.
3643 * config/i386/sse.md (*vec_concatv2df): Rename to...
3644 (vec_concatv2df): ... this.
3646 PR tree-optimization/70127
3647 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3649 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3653 * diagnostic-show-locus.c (compatible_locations_p): New function.
3654 (layout::layout): Sanitize ranges using compatible_locations_p.
3656 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3660 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3661 location_range param with three const expanded_locations * and a
3663 (layout::layout): Replace call to
3664 rich_location::lazily_expand_location with get_expanded_location.
3665 Extract the range and perform location expansion here, passing
3666 the results to the layout_range ctor.
3667 * diagnostic.c (source_range::debug): Delete.
3668 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3669 of rich_location::get_expanded_location.
3670 * gcc-rich-location.c (get_range_for_expr): Delete.
3671 (gcc_rich_location::add_expr): Reimplement to avoid the
3672 rich_location::add_range overload that took a location_range,
3673 passing a location_t instead.
3675 2016-03-09 Richard Biener <rguenther@suse.de>
3676 Jakub Jelinek <jakub@redhat.com>
3678 PR tree-optimization/70138
3679 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3680 Also skip vect_double_reduction_def.
3682 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3685 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3686 if the operand is "m".
3688 2016-03-09 Nathan Sidwell <nathan@acm.org>
3690 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3692 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3694 * config/i386/i386.c (processor_target_table): Fix cost table
3695 intialization order for znver1.
3697 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3699 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3700 - becuase -> because.
3701 * ipa-reference.c (ignore_module_statics): Likewise.
3702 * cgraph.c (cgraph_node::get_body): Likewise.
3703 * ipa-inline.c (early_inliner): Likewise.
3704 * ipa-devirt.c (types_same_for_odr): Likewise.
3705 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3706 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3708 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3710 * tree-ssa-math-opts.c: Fix typo in comment.
3712 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3715 * config/i386/i386.c (scalar_chain::make_vector_copies,
3716 scalar_chain::convert_reg): Call end_sequence in between
3717 get_insns and emit_conversion_insns rather than after both
3720 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.h (machine_function): Add
3724 pc_thunk_call_expanded flag.
3725 (ix86_pc_thunk_call_expanded): New define.
3726 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3727 (*set_got): Rename insn pattern from set_got.
3728 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3729 * config/i386/i386.c (ix86_compute_frame_layout): Use
3730 ix86_pc_thunk_call_expanded to prevent red-zone.
3732 2016-03-07 Martin Jambor <mjambor@suse.cz>
3734 * hsa.h (hsa_get_ctor_statements): Declare.
3735 (hsa_get_dtor_statements): Likewise.
3736 (hsa_get_kernel_dispatch_type): Likewise.
3737 * hsa.c (hsa_get_ctor_statements): New function.
3738 (hsa_get_dtor_statements): Likewise.
3739 (hsa_get_kernel_dispatch_type): Likewise.
3740 * hsa-brig.c (hsa_cdtor_statements): Removed.
3741 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3742 hsa_get_dtor_statements.
3743 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3744 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3746 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3748 * config/arm/arm-cores.def (cortex-r8): New.
3749 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3750 * config/arm/arm-tune.md: Likewise.
3751 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3753 2016-03-07 Martin Sebor <msebor@redhat.com>
3755 PR rtl-optimization/19705
3756 * doc/invoke.texi (Options That Control Optimization): Clarify
3757 -fno-branch-count-reg.
3759 2016-02-26 Richard Biener <rguenther@suse.de>
3760 Jeff Law <law@redhat.com>
3762 PR tree-optimization/69740
3763 * cfghooks.c (remove_edge): Request loop fixups if we delete
3764 an edge that might turn an irreducible loop into a natural
3766 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3767 Move after definition of loops_state_clear.
3769 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3771 PR rtl-optimization/69052
3772 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3775 2016-03-07 Tom de Vries <tom@codesourcery.com>
3777 PR tree-optimization/70116
3778 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3779 is_tm_ending stmts and ubsan/asan internal functions.
3780 (find_duplicate): Use it. Don't test is_tm_ending here.
3782 2016-03-07 Richard Biener <rguenther@suse.de>
3784 PR tree-optimization/70115
3785 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3786 (propagate_constants_for_unrolling): Use replace_uses_by.
3788 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3791 * omp-low.c (struct oacc_loop): Add ifns.
3792 (new_oacc_loop_raw): Initialize it.
3793 (finish_oacc_loop): Clear mask & flags if no ifns.
3794 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3795 (oacc_loop_xform_loop): Add ifns arg & adjust.
3796 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3798 2016-03-07 Richard Henderson <rth@redhat.com>
3801 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3802 (insert_value_copy_on_edge): Likewise.
3804 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3806 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3808 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3811 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3813 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3815 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3817 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3819 Fix sseimul type attribute.
3820 * config/i386/znver1.md
3821 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3822 znver1_sseimul_avx256_load) : Fix the type attribute.
3823 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3824 pipe usage and latency.
3826 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3829 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3830 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3833 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3836 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3838 PR rtl-optimization/69941
3839 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3840 the reg share its mode.
3842 2016-03-04 Jeff Law <law@redhat.com>
3844 PR tree-optimization/69196
3845 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3846 If the both SSA_NAMEs are anonymous, then consider them unassociated
3847 and include the PHI in the statement count.
3849 2016-03-05 Tom de Vries <tom@codesourcery.com>
3851 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3852 construct in oacc routine. Check for oacc region in oacc routine.
3854 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3857 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3858 2016-02-22 changes, instead don't recurse if RECUR is already true.
3859 Don't change *dynamic_check if RECUR. Adjust recursive caller
3860 to pass true to the new argument.
3861 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3864 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3865 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3867 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3869 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3871 PR rtl-optimization/57676
3872 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3875 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3877 * tree-vect-patterns.c (search_type_for_mask): Handle
3878 comparison of booleans.
3880 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3882 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3886 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3887 all other ops that have dw_val_class_die_ref operands,
3888 and DW_OP_GNU_entry_value.
3890 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3892 PR rtl-optimization/69904
3893 * config/arm/arm.c (arm_cannot_copy_insn_p):
3894 Return true for load-exclusive instructions.
3896 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3899 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3900 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3901 the pattern no matter if it is used just by non-pattern, pattern
3903 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3904 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3905 oprnd1 def_stmt is in pattern, don't look through it.
3907 2016-03-03 Marek Polacek <polacek@redhat.com>
3910 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3912 2016-03-03 Martin Liska <mliska@suse.cz>
3914 PR tree-optimization/70043
3915 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3916 previous statement if we see a debug statement.
3918 2016-03-03 Richard Biener <rguenther@suse.de>
3920 PR tree-optimization/55936
3921 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3922 parameter and guard unsafe equivalence use.
3923 (vrp_evaluate_conditional_warnv_with_ops): Always use
3924 safe equivalences but not via the quadratic compare_names
3927 2016-03-03 Michael Collison <michael.collison@linaro.org>
3930 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3931 for operand 1 to s_register_operand. Change predicate for operand
3932 2 to arm_not_immediate_operand.
3934 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3936 * doc/tm.texi: Regenerated.
3938 2016-03-02 Richard Henderson <rth@redhat.com>
3941 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3942 simplification when all args are positive non-fixed registers.
3944 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3946 * target.def (lra_p): Specify that new ports should use LRA.
3948 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3951 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3952 gimplify_type_sizes the type they refer to.
3953 (omp_notice_variable): Handle reference vars to VLAs.
3954 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3955 reference to VLA decls in the second pass instead of first pass.
3957 2016-03-02 Tom de Vries <tom@codesourcery.com>
3959 PR tree-optimization/68659
3960 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3961 new_expr == NULL_TREE.
3962 (get_new_name): Handle ADDR_EXPR.
3964 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3966 PR rtl-optimization/69052
3967 * loop-invariant.c (canonicalize_address): New function.
3968 (inv_can_prop_to_addr_use): Check validity of address expression
3969 which is canonicalized by above function.
3971 2016-03-02 Alan Modra <amodra@gmail.com>
3974 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3977 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3980 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3981 (*movhi_internal): Put mask moves from and to memory separately
3982 from moves from/to GPRs.
3984 2016-03-02 Richard Biener <rguenther@suse.de>
3986 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3987 GENERIC expressions in GIMPLE.
3989 2016-03-02 Richard Biener <rguenther@suse.de>
3991 * config/i386/i386.c (type_natural_mode): Fix typo.
3993 2016-03-02 Nick Clifton <nickc@redhat.com>
3995 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3997 2016-03-02 Richard Biener <rguenther@suse.de>
3998 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4003 2016-03-02 Richard Biener <rguenther@suse.de>
4006 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4008 2016-03-02 Marek Polacek <polacek@redhat.com>
4011 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4012 "is promoted to" warning.
4014 2016-03-01 DJ Delorie <dj@redhat.com>
4016 * config.gcc: Deprecate mep-*.
4018 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4021 * lra-constraints.c (regno_val_use_in): New.
4022 (match_reload): Use it instead of regno_use_in.
4024 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4026 PR rtl-optimization/70007
4027 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4028 references present in REG_EQUAL notes attached to non-SET patterns.
4030 2016-03-01 Jeff Law <law@redhat.com>
4032 PR tree-optimization/69196
4033 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4034 Appropriately clamp the number of statements to copy when the
4035 thread path does not traverse a loop backedge.
4037 PR tree-optimization/69196
4038 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4039 Do count some PHIs in the thread path against the insn count. Decrease
4040 final statement count by one as the control statement in the last
4041 block will get removed. Remove special cased code for handling PHIs
4044 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4048 asm dialect alternatives to explicit GOTPCREL calls.
4050 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4053 * ira.c (do_reload): Issue warning for generic stack checking here...
4054 * reload1.c (reload): ...instead of here and streamline it.
4056 2016-03-01 Nick Clifton <nickc@redhat.com>
4058 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4060 2016-03-01 Richard Biener <rguenther@suse.de>
4062 PR tree-optimization/69983
4063 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4064 types and fall back to operand_equal_p.
4066 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4069 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4071 * config/s390/constraints.md ("jm8"): New constraint.
4072 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4074 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4076 ("*setmem_long<setmem_and>"): New pattern.
4077 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4079 ("*setmem_long_31z<setmem_and>"): New pattern.
4080 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4081 New substitution rules with the required attributes.
4084 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4087 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4089 * gensupport.c (process_substs_on_one_elem): Split loop to
4090 complete mark_operands_used_in_match_dup on all expressions in the
4092 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4093 and remove function.
4095 2016-03-01 Richard Biener <rguenther@suse.de>
4098 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4099 vector BIT_FIELD_REF extract.
4101 2016-03-01 Richard Biener <rguenther@suse.de>
4103 PR tree-optimization/69994
4104 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4106 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4108 PR tree-optimization/69956
4109 * tree-vect-stmts.c (supportable_widening_operation): Support
4110 multi-step conversion of boolean vectors.
4111 (supportable_narrowing_operation): Likewise.
4113 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4115 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4118 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4120 * config/s390/subst.md (DSI_VI): New mode iterator.
4121 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4122 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4123 the insn definition.
4124 ("*vec_set<mode>"): Change predicate and add alternative to
4125 support only either register or const_int operands as element
4127 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4129 ("vec_extract<mode>"): New expander.
4130 ("*vec_extract<mode>"): New insn definition supporting reg and
4131 const_int element selectors.
4132 ("*vec_extract<mode>_plus"): New insn definition supporting
4133 reg+const_int element selectors.
4134 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4135 following expander+insn definition.
4136 ("<vec_shifts_name><mode>3"): New expander.
4137 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4141 * config/s390/s390.md ("*tabort_1"): Change predicate to
4142 nonmemory_operand. Add a second alternative to cover
4143 register as well as const int operands.
4144 ("*tabort_1_plus"): New pattern definition.
4146 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4148 * config/s390/s390.md ("*ashrdi3_cc_31")
4149 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4150 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4151 Merge insn definitions into ...
4152 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4153 New pattern definition.
4154 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4155 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4156 ("*ashr<mode>3_and"): Merge insn definitions into ...
4157 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4158 New pattern definition.
4159 * config/s390/subst.md ("addr_style_op_cc_subst")
4160 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4161 substitutions patterns plus attributes.
4162 Add ashiftrt to SUBST iterator.
4164 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4166 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4167 op2 to nonmemory_operand.
4168 ("*<shift>di3_31", "*<shift>di3_31_and"):
4169 Merge into single pattern definition ...
4170 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4171 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4172 pattern definition ...
4173 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4174 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4177 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4179 * config/s390/predicates.md (const_int_6bitset_operand): New
4181 * config/s390/s390.md: Include subst.md.
4182 ("rotl<mode>3"): New expander.
4183 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4185 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4186 * config/s390/subst.md: New file.
4188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4190 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4191 Remove RRR type. It doesn't really exist.
4192 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4194 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4195 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4196 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4197 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4198 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4199 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4200 `enabled' attribute.
4202 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4204 * gensupport.c (process_substs_on_one_elem): Split loop to
4205 complete mark_operands_used_in_match_dup on all expressions in the
4207 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4208 and remove function.
4210 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4213 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4214 (CEIL_NWORDS): ...this. Use CEIL macro.
4215 (compute_fp_layout): Adjust to above renaming.
4216 (function_arg_union_value): Likewise.
4217 (sparc_arg_partial_bytes): Likewise.
4218 (sparc_function_arg_advance): Likewise.
4220 2016-02-29 Jeff Law <law@redhat.com>
4222 PR tree-optimization/70005
4223 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4224 where an object with a boolean range is compared against a value
4227 PR tree-optimization/69999
4228 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4229 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4232 2016-02-29 Richard Biener <rguenther@suse.de>
4234 PR tree-optimization/69994
4235 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4236 (get_unary_op): Look through nop conversions.
4237 (ops_equal_values_p): New function, look for equality diregarding
4239 (eliminate_plus_minus_pair): Use ops_equal_values_p
4240 (repropagate_negates): Do not use get_unary_op here.
4242 2016-02-29 Martin Liska <mliska@suse.cz>
4244 * system.h: Poison ENABLE_CHECKING macro.
4246 2016-02-29 Martin Liska <mliska@suse.cz>
4248 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4249 is presented in dump flags.
4250 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4251 (hsa_regalloc): Likewise.
4253 2016-02-19 Richard Biener <rguenther@suse.de>
4255 PR tree-optimization/69980
4256 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4257 permutation of those we need to keep.
4259 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4262 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4263 (NWORDS_UP): ...this
4264 (init_cumulative_args): Minor tweaks.
4265 (sparc_promote_function_mode): Likewise.
4266 (scan_record_type): Delete.
4267 (traverse_record_type): New function template.
4268 (classify_data_t): New structure type.
4269 (classify_registers): New inline function.
4270 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4271 exhausted. Instantiate traverse_record_type on classify_registers and
4272 deal with the case of a structure passed in slot #15 with no FP field
4274 (assign_data_t): New structure type.
4275 (compute_int_layout): New static function.
4276 (compute_fp_layout): Likewise.
4277 (count_registers): New inline function.
4278 (assign_int_registers): New static function.
4279 (assign_fp_registers): Likewise.
4280 (assign_registers): New inline function.
4281 (function_arg_record_value_1): Delete.
4282 (function_arg_record_value_2): Likewise.
4283 (function_arg_record_value_3): Likewise.
4284 (function_arg_record_value): Adjust to above changes. Instantiate
4285 traverse_record_type on count_registers to first count the number of
4286 registers to be used and then on assign_registers to assign them.
4287 (function_arg_union_value): Adjust to above renaming.
4288 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4289 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4290 case of a structure passed in slot #15
4291 (sparc_function_arg_advance): Likewise.
4292 (function_arg_padding): Minor tweak.
4294 2016-02-29 Richard Biener <rguenther@suse.de>
4296 PR tree-optimization/69720
4297 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4298 the adjustment_def path for possibly vectorized defs.
4299 (vect_create_epilog_for_reduction): Handle vectorized initial
4302 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4304 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4306 2016-02-27 Jeff Law <law@redhat.com>
4309 2016-02-26 Richard Biener <rguenther@suse.de>
4310 Jeff Law <law@redhat.com>
4312 PR tree-optimization/69740
4313 * cfghooks.c (remove_edge): Request loop fixups if we delete
4314 an edge that might turn an irreducible loop into a natural
4317 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4319 PR rtl-optimization/69896
4320 * tree-vect-generic.c (get_compute_type): Avoid single element
4323 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4325 Rename the AArch64 tuning option and related functions to enable the
4326 Newton series for the reciprocal square root to reflect its
4327 approximative characteristic.
4329 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4330 function to "aarch64_emit_approx_rsqrt".
4331 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4332 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4333 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4334 (xgene1_tunings): Likewise.
4335 (use_rsqrt_p): Likewise.
4336 (aarch64_emit_swrsqrt): Use new function name.
4337 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4338 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4339 text explaining this option.
4340 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4342 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4345 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4346 complain about -mallow-movmisalign without -mvsx if
4347 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4349 2016-02-26 Joel Sherrill <joel@rtems.org>
4351 * config.gcc: Add x86_64-*-rtems*.
4352 * gcc/config/i386/rtems-64.h: New file.
4354 2016-02-26 Joel Sherrill <joel@rtems.org>
4356 * config.gcc: Add aarch64-*-rtems*.
4357 * gcc/config/aarch64/rtems.h: New file.
4359 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4362 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4363 shift amount using %h. Add comment.
4365 2016-02-26 Richard Biener <rguenther@suse.de>
4366 Jeff Law <law@redhat.com>
4368 PR tree-optimization/69740
4369 * cfghooks.c (remove_edge): Request loop fixups if we delete
4370 an edge that might turn an irreducible loop into a natural
4373 2016-02-26 Martin Jambor <mjambor@suse.cz>
4376 * tree-sra.c (sra_modify_assign): Do not remove loads of
4377 uninitialized aggregates to SSA_NAMEs.
4379 2016-02-26 Richard Henderson <rth@redhat.com>
4382 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4383 pseudo in case the target rtx matches the source of the left
4386 2016-02-26 Martin Jambor <mjambor@suse.cz>
4389 * hsa.h (hsa_type_packed_p): Declare.
4390 * hsa.c (hsa_type_packed_p): New function.
4391 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4393 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4394 * hsa-brig.c (emit_basic_insn): Likewise.
4396 2016-02-26 Martin Jambor <mjambor@suse.cz>
4399 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4401 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4403 2016-02-26 Martin Jambor <mjambor@suse.cz>
4405 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4406 hsa_op_with_type operands.
4407 (hsa_unsigned_type_for_type): Declare.
4408 * hsa.c (hsa_unsigned_type_for_type): New function.
4409 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4410 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4411 the finalizer. Do not emit extra move.
4413 2016-02-26 Martin Jambor <mjambor@suse.cz>
4415 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4416 atomic operations in private segment.
4418 2016-02-26 Martin Jambor <mjambor@suse.cz>
4420 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4421 statements to wi->info. Also disallow omp simd constructs.
4422 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4423 for not gridifying. Dump special string for omp_for.
4425 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4428 * config/aarch64/aarch64.c (aarch64_set_current_function):
4429 Save/restore target globals when switching to
4430 target_option_default_node.
4432 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4435 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4436 Return 0 if !SHIFT_COUNT_TRUNCATED.
4438 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4439 Eric Botcazou <ebotcazou@adacore.com>
4441 PR rtl-optimization/69891
4442 * dse.c (scan_insn): If we can't figure out memset arguments
4443 or they are non-constant, call clear_rhs_from_active_local_stores.
4445 2016-02-26 Martin Liska <mliska@suse.cz>
4447 * doc/extend.texi: Mention clog10, clog10f an clog10l
4448 in Builtins section.
4450 2016-02-26 Martin Liska <mliska@suse.cz>
4452 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4454 (resolve_args_picking_1): Likewise.
4455 * dwarf2out.h (struct GTY): Likewise.
4457 2016-02-26 Martin Liska <mliska@suse.cz>
4459 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4461 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4463 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4464 Martin Liska <mliska@suse.cz>
4466 * doc/install.texi: Mention --enable-valgrind-annotations.
4468 2016-02-26 Richard Biener <rguenther@suse.de>
4470 PR tree-optimization/69551
4471 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4472 looking through aliases adjust DECL_PT_UID to refer to the
4473 ultimate alias target.
4475 2016-02-25 Martin Liska <mliska@suse.cz>
4478 * alloc-pool.c (after_memory_report): New variable.
4479 * alloc-pool.h (base_pool_allocator ::release): Do not use
4480 the infrastructure if after_memory_report.
4481 * toplev.c (toplev::main): Mark after memory report.
4483 2016-02-25 Richard Biener <rguenther@suse.de>
4485 PR tree-optimization/48795
4486 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4488 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4491 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4492 offloading is enabled and -fopenacc or -fopenmp is specified.
4493 (CRTOFFLOADEND): Likewise.
4494 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4495 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4496 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4497 (offload_objects_file_name): New static var.
4498 (tool_cleanup): Remove offload_objects_file_name file.
4499 (find_offloadbeginend): Replace with ...
4500 (find_crtoffloadtable): ... this.
4501 (run_gcc): Remove offload_argc and offload_argv.
4502 Get offload_objects_file_name from -foffload-objects=... option.
4503 Read names of object files with offload from this file, pass them to
4504 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4505 don't pass offloadbegin and offloadend to the linker. Don't pass
4506 offload non-LTO files to the linker, because now they're not claimed.
4508 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4511 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4512 on builtin_unreachable.
4514 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4516 PR rtl-optimization/69896
4517 * regcprop.c: Include cfgrtl.h.
4518 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4519 than remembered mode, either delete it (if noop_move_p), or
4520 treat like copy_p but not noop_p instruction.
4522 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4525 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4526 - allow NULL decl for Fortran DW_TAG_common_block variables.
4528 2016-02-24 Jason Merrill <jason@redhat.com>
4530 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4532 2016-02-24 Richard Biener <rguenther@suse.de>
4533 Jakub Jelinek <jakub@redhat.com>
4536 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4537 conditionally executed ops to well-defined overflow behavior.
4539 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4542 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4545 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4547 PR rtl-optimization/69886
4548 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4549 argument. Use it when checking validity of set instructions.
4550 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4551 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4553 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4554 * store-motion.c (find_moveable_store): Update
4555 can_assign_to_reg_without_clobbers_p callsite.
4557 2016-02-24 Richard Biener <rguenther@suse.de>
4560 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4562 (record_nonwrapping_iv): Do not fall back to the low/high bound
4563 for non-constant IV bases if the stmt is not always executed.
4565 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4567 * config/arm/arm-cores.def (cortex-a32): New entry.
4568 * config/arm/arm-tables.opt: Regenerate.
4569 * config/arm/arm-tune.md: Regenerate.
4570 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4571 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4572 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4573 for -mcpu and -mtune.
4575 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4578 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4579 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4580 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4581 (atomic_loaddi_1): Delete.
4582 (atomic_loaddi): Rewrite expander using the above changes.
4584 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4587 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4590 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4591 Richard Biener <rguenth@suse.de>
4594 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4595 set_mem_attributes if tem is SSA_NAME which got expanded
4598 2016-02-24 Richard Biener <rguenther@suse.de>
4600 PR tree-optimization/69907
4601 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4602 end of permutations for BB vectorization.
4604 2016-02-24 Christian Bruel <christian.bruel@st.com>
4606 * config/arm/arm-c.c (arm_option_override): Initialize
4607 target_option_current_node.
4608 * config/arm/arm.c (arm_pragma_target_parse): Replace
4609 build_target_option_node call by target_option_current_node.
4610 Set target_option_current_node.
4613 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4616 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4617 define_insn_and_split to define_insn.
4618 (zero_extendqi<mode>2_dot2): Same.
4619 (extendqi<mode>2_dot): Same.
4620 (extendqi<mode>2_dot2): Same.
4622 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4624 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4625 and add bypass for AES{D,E} and AESMC pairs.
4626 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4629 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4631 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4632 series for reciprocal square root in Exynos M1.
4634 2016-02-23 Martin Sebor <msebor@redhat.com>
4637 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4638 __builtin_alloca_with_align.
4640 2016-02-23 Richard Henderson <rth@redhat.com>
4642 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4643 (ix86_register_pragmas): Remove __seg_tls.
4644 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4645 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4646 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4647 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4648 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4649 * doc/extend.texi (__seg_tls): Remove item.
4651 2016-02-23 Richard Biener <rguenther@suse.de>
4653 * alloc-pool.h (struct allocation_object): Make id member
4654 conditional on CHECKING_P again.
4655 (get_instance): Adjust.
4656 (base_pool_allocator): Likewise.
4658 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4660 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4661 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4663 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4665 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4667 2016-02-23 Richard Biener <rguenther@suse.de>
4669 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4670 * bitmap.h (struct bitmap_usage): Likewise.
4671 (bitmap_move): Declare.
4672 * bitmap.c (register_overhead): Take size_t argument.
4673 (bitmap_move): New function.
4674 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4675 to properly account overhead.
4676 * tree.c (free_node): Use tree_size.
4678 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4681 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4682 when inverting comparison.
4685 * common.opt (Wunreachable-code): Add Warning flag.
4687 2016-02-23 Mark Wielaard <mjw@redhat.com>
4688 Jakub Jelinek <jakub@redhat.com>
4691 * cgraphunit.c (check_global_declaration): Check main_input_filename
4692 and DECL_SOURCE_FILE are not NULL.
4694 2016-02-23 Martin Jambor <mjambor@suse.cz>
4696 PR tree-optimization/69666
4697 * tree-sra.c (sra_modify_assign): Do not attempt to create
4698 default_def replacements for unscalarizable regions.
4700 2016-02-20 Mark Wielaard <mjw@redhat.com>
4703 * cgraphunit.c (check_global_declaration): Check level of
4704 warn_unused_const_variable and main_input_filename.
4705 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4706 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4707 (-Wunused-const-variable): Explain levels 1 and 2.
4709 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4712 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4713 identical arguments. Formatting and spelling fixes.
4716 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4721 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4722 and m68k-devices.def.
4723 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4724 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4726 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4728 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4729 and HImode registers.
4731 2016-02-22 Richard Biener <rguenther@suse.de>
4733 PR tree-optimization/69882
4734 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4735 preserve permutations present because of gaps.
4736 (vect_supported_load_permutation_p): Always continue checking
4737 permutations after vect_attempt_slp_rearrange_stmts.
4739 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4741 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4742 min_profitable_estimate, rather than min_profitable_iters.
4744 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4747 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4748 SImode for last match_operand.
4750 2016-02-22 Martin Liska <mliska@suse.cz>
4752 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4753 return bitsize - 1 as the return value.
4755 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4759 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4760 Handle negative shift counts.
4761 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4762 force_reg on the shift constant.
4763 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4764 (lshrsi3_d): Handle negative shift counts.
4766 2016-02-22 Richard Biener <rguenther@suse.de>
4767 Tom de Vries <tom@codesourcery.com>
4769 * graph.c: Include dumpfile.h.
4770 (print_graph_cfg): Split into three overloads.
4771 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4773 2016-02-22 Tom de Vries <tom@codesourcery.com>
4775 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4778 2016-02-22 Richard Biener <rguenther@suse.de>
4781 * ipa-inline-transform.c (inline_call): When not updating
4782 overall summaries adjust self size by the growth estimate.
4783 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4784 hash-set, do not update overall summaries here. Renamed from ...
4785 (inline_to_all_callers): ... this which is now wrapping the
4786 above and performing delayed overall summary update.
4787 (early_inline_small_functions): Delay updating of the overall
4790 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4792 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4795 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4798 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4799 :%* in %:gt() argument.
4800 (greater_than_spec_func): Adjust for expecting only numbers,
4801 if there are more than two numbers, compare the last two.
4803 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4805 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4806 -Wnarrowing with -std.
4808 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4811 * expr.c (store_field): Don't use bit-field path if exp is
4812 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4813 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4814 and the assignment can be performed by bitwise copy. Formatting
4818 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4819 call copy_reg_eh_region_note_forward on before and/or after sequences
4820 and remove note from insn if it no longer can throw.
4823 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4826 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4828 * config/s390/vector.md: Add missing commutative operand markers
4829 to the patterns which qualify for one.
4830 * config/s390/vx-builtins.md: Likewise.
4832 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4834 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4835 types to mode iterators.
4836 (vec_double): ... and mode attribute.
4837 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4839 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4841 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4842 Change the predicate of op2 from nonimmediate to general and let
4843 reload fix it if necessary.
4845 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4847 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4849 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4851 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4854 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4856 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4857 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4858 * config/s390/s390.md ("movstr<P:mode>"): Call
4859 s390_expand_vec_movstr.
4861 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4863 * config/s390/s390.md: Add missing output modifier for operand 1
4864 to print it as address properly.
4866 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4868 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4869 * config/s390/2964.md: New file.
4870 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4871 of insn grouping attributes depending on the CPU level.
4872 (s390_get_unit_mask): New function.
4873 (s390_sched_score): Remove the OOO from the scheduling macros.
4874 Add loop to calculate a score for the instruction mix.
4875 (s390_sched_reorder): Likewise plus improve debug output.
4876 (s390_sched_variable_issue): Rename macros as above. Calculate
4877 the unit distances after actually scheduling an insn. Improve
4879 (s390_sched_init): Clear last_scheduled_unit_distance array.
4880 * config/s390/s390.md: Include 2964.md.
4882 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4885 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4886 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4887 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4888 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4889 *avx512f_<code>v8div16qi2_mask_1): New insns.
4891 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4894 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4897 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4898 earlyclobber from target. Use wF constraint for fused memory
4900 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4902 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4903 Martin Liska <mliska@suse.cz>
4906 * cfgexpand.c (asan_sanitize_stack_p): New function.
4907 (partition_stack_vars): Use the function.
4908 (expand_stack_vars): Likewise.
4909 (defer_stack_allocation): Likewise.
4910 (expand_used_vars): Likewise.
4912 2016-02-18 Richard Biener <rguenther@suse.de>
4915 * fold-const.c (operand_equal_p): Properly compare offsets for
4916 IMAGPART_EXPR and ARRAY_REF.
4918 2016-02-18 Nick Clifton <nickc@redhat.com>
4922 * config/arm/arm.c (arm_option_override_internal): Disable
4923 interworking if the target does not support thumb instructions.
4924 (arm_reload_in_hi): Handle the case where a register to register
4925 move needs reloading because there is no simple pattern to handle
4927 (arm_reload_out_hi): Likewise.
4929 2016-02-18 Richard Biener <rguenther@suse.de>
4932 * match.pd: Don't use fold_binary or fold_unary for folding
4935 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4938 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4939 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4940 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4941 warn on gimple_no_warning_p statements.
4943 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4945 * doc/extend.texi (C++ Attributes): Correct description of
4946 warn_unused type attribute.
4948 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4950 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4951 correct instruction.
4953 2016-02-17 Richard Biener <rguenther@suse.de>
4955 PR rtl-optimization/69609
4956 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4957 (find_traces_1_round): When ending a trace update cached priority
4959 (bb_to_key): Use cached priority when available.
4960 (copy_bb): Initialize cached priority.
4961 (reorder_basic_blocks_software_trace_cache): Likewise.
4963 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4966 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4968 (aarch64_comparison_operator): Break overly long line into two.
4969 (aarch64_comparison_operation): Likewise.
4970 * config/aarch64/aarch64.md (cstorecc4): Use
4971 aarch64_comparison_operator_mode instead of
4972 aarch64_comparison_operator.
4973 (cstore<mode>4): Likewise.
4974 (aarch64_cstore<mode>): Likewise.
4975 (*cstoresi_insn_uxtw): Likewise.
4976 (cstore<mode>_neg): Likewise.
4977 (*cstoresi_neg_uxtw): Likewise.
4979 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4982 * config/arm/predicates.md (arm_comparison_operator_mode):
4984 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4985 instead of arm_comparison_operator.
4986 (*mov_negscc): Likewise.
4987 (*mov_notscc): Likewise.
4988 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4989 (*thumb2_mov_negscc): Likewise.
4990 (*thumb2_mov_negscc_strict_it): Likewise.
4991 (*thumb2_mov_notscc): Likewise.
4992 (*thumb2_mov_notscc_strict_it): Likewise.
4994 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4996 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4999 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5001 * config/visium/visium.c (machine_libfunc_index): New enum.
5002 (machine_libfuncs): New structure.
5003 (visium_libfuncs): New static variable.
5004 (TARGET_INIT_LIBFUNCS): Define to...
5005 (visium_init_libfuncs): ...this. New function.
5006 (expand_block_move_4): Use the appropriate libfunc.
5007 (expand_block_move_2): Likewise.
5008 (expand_block_move_1): Likewise.
5009 (expand_block_set_4): Likewise.
5010 (expand_block_set_2): Likewise.
5011 (expand_block_set_1): Likewise.
5012 (visium_trampoline_init): Likewise.
5014 2016-02-17 Nick Clifton <nickc@redhat.com>
5016 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5017 TI's devices.csv file as of March 2016.
5019 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5022 * opts-global.c (handle_common_deferred_options): Introduce and
5023 initialize two global variables to remember command-line options
5024 specifying a stack-limiting register.
5025 * opts.h: Add extern declarations of the two new global variables.
5026 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5027 variable based on the values of the two new global variables.
5029 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5032 * common.opt (Wnonnull-compare): New warning.
5033 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5034 of arguments against NULL.
5035 (-Wnonnull-compare): Document.
5036 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5037 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5038 * passes.def (pass_warn_nonnull_compare): Add.
5039 * gimple-ssa-nonnull-compare.c: New file.
5041 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5043 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5044 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5046 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5048 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5049 reciprocal sqrt for -mlow-precision-recip-sqrt.
5051 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5052 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5054 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5055 always use lane loads to construct non-constant vectors.
5057 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5059 * config/aarch64/aarch64.md
5060 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5061 constraints for operand 3.
5062 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5064 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5065 Richard Biener <rguenther@suse.de>
5067 PR tree-optimization/69820
5068 * tree-vect-patterns.c (type_conversion_p): Return false if
5069 *orig_type is unsigned single precision or boolean.
5070 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5073 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5075 PR rtl-optimization/69764
5076 PR rtl-optimization/69771
5077 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5078 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5080 2016-02-16 Richard Biener <rguenther@suse.de>
5082 PR tree-optimization/69776
5083 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5085 (indirect_refs_may_alias_p): Likewise.
5086 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5087 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5088 according to tbaa_p.
5089 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5090 (optimize_stmt): For redundant store discovery do not allow tbaa.
5092 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5094 PR tree-optimization/69714
5095 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5096 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5098 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5100 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5101 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5102 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5103 * config/arc/arc.c (arc_init): Check FPU options.
5104 (get_arc_condition_code): Handle new CC_FPU* modes.
5105 (arc_select_cc_mode): Likewise.
5106 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5107 register pair only. Allow access for ARCv2 accumulator.
5108 (gen_compare_reg): Whenever we have FPU support use FPU compare
5110 (arc_reorg): Don't generate brcc insns when FPU compare
5111 instructions are involved.
5112 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5113 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5114 floating point emulation.
5115 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5116 (REVERSE_CONDITION): Add new CC_FPU* modes.
5117 (TARGET_FP_SP_BASE): Define.
5118 (TARGET_FP_DP_BASE): Likewise.
5119 (TARGET_FP_SP_FUSED): Likewise.
5120 (TARGET_FP_DP_FUSED): Likewise.
5121 (TARGET_FP_SP_CONV): Likewise.
5122 (TARGET_FP_DP_CONV): Likewise.
5123 (TARGET_FP_SP_SQRT): Likewise.
5124 (TARGET_FP_DP_SQRT): Likewise.
5125 (TARGET_FP_DP_AX): Likewise.
5126 * config/arc/arc.md (ARCV2_ACC): New constant.
5127 (type): New fpu type attribute.
5128 (SDF): Conditional iterator.
5129 (cstore<mode>, cbranch<mode>): Change expand condition.
5130 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5131 handles FPU/FPX cases as well.
5132 * config/arc/arc.opt (mfpu): New option.
5133 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5135 (adddf3, muldf3, subdf3): Removed.
5136 * config/arc/predicates.md (proper_comparison_operator): Recognize
5138 * config/arc/fpu.md: New file.
5139 * doc/invoke.texi (ARC Options): Document mfpu option.
5141 2016-02-16 Richard Biener <rguenther@suse.de>
5143 PR rtl-optimization/69291
5144 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5145 noce_operand_ok check.
5147 2016-02-16 Tom de Vries <tom@codesourcery.com>
5150 * omp-low.c (simd_clone_create): Remove call to
5151 symtab->call_cgraph_insertion_hooks.
5153 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5155 PR tree-optimization/69802
5156 * tree-ssa-reassoc.c (update_range_test): If op is
5157 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5158 op == 1 test of precision 1 integral op, otherwise handle
5159 that case as op itself. Fix up formatting.
5160 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5163 2016-02-16 Richard Biener <rguenther@suse.de>
5165 PR tree-optimization/69586
5166 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5167 types for conversion sources.
5169 2016-02-16 Richard Biener <rguenther@suse.de>
5172 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5173 mask OEP_ADDRESS_OF.
5175 2016-02-16 Alan Modra <amodra@gmail.com>
5178 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5179 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5180 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5182 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5183 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5184 (p8_fmrgow_<mode>): Likewise.
5185 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5187 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5188 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5189 to use movdi_internal64. Remove op0_di.
5190 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5192 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5194 Add support for the FCCMP insn types
5196 * config/aarch64/aarch64.md (fccmp): Change insn type.
5198 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5199 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5200 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5201 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5202 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5203 * config/arm/types.md (fccmps): Add new insn type.
5206 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5208 * alias.c (get_alias_set): Fix a typo in comment.
5210 2016-02-15 Richard Biener <rguenther@suse.de>
5212 PR tree-optimization/69595
5213 * match.pd: Complete range test simplification to true.
5215 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5217 PR rtl-optimization/69648
5218 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5219 pic_offset_table_rtx.
5221 PR rtl-optimization/69752
5222 * ira.c (update_equiv_regs): When looking for more than a single SET,
5223 also take other side effects into account.
5225 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5227 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5228 for z900+ CPUs in 31-bit mode.
5230 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5232 * common/config/s390/s390-common.c (s390_supports_split_stack):
5234 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5235 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5236 * config/s390/s390.c (struct machine_function): New field
5237 split_stack_varargs_pointer.
5238 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5239 in s390_emit_prologue.
5240 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5242 (morestack_ref): New global.
5243 (SPLIT_STACK_AVAILABLE): New macro.
5244 (s390_expand_split_stack_prologue): New function.
5245 (s390_live_on_entry): New function.
5246 (s390_va_start): Use split-stack vararg pointer if appropriate.
5247 (s390_asm_file_end): Emit the split-stack note sections.
5248 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5249 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5250 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5251 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5252 (split_stack_prologue): New expand.
5253 (split_stack_space_check): New expand.
5254 (split_stack_data): New insn.
5255 (split_stack_call): New expand.
5256 (split_stack_call_*): New insn.
5257 (split_stack_cond_call): New expand.
5258 (split_stack_cond_call_*): New insn.
5260 2016-02-15 Richard Biener <rguenther@suse.de>
5262 PR tree-optimization/69783
5263 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5264 Add trivially correct cases.
5266 2016-02-15 Tom de Vries <tom@codesourcery.com>
5269 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5271 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5273 2016-02-15 Richard Biener <rguenther@suse.de>
5275 PR tree-optimization/69776
5276 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5277 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5278 indicate whether we can use TBAA to disambiguate against stores.
5279 Use alias-set zero if not.
5280 (visit_reference_op_store): Do not use TBAA when looking up
5282 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5283 (eliminate_dom_walker::before_dom_children): But not when looking
5284 up redundant stores.
5286 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5288 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5290 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5292 * config/i386/znver1.md
5293 (znver1_pop, znver1_pop_mem,
5294 znver1_load_imov_double_store,
5295 znver1_load_imov_direct_store,
5296 znver1_load_imov_direct_load,
5297 znver1_load_imov_double_load): Add new.
5298 (znver1_insn, znver1_insn_load): Add icmov type.
5300 znver1_sseavx_fma_load,
5302 znver1_avx256_fma_load): Fix pipe usage.
5304 2016-02-14 Alan Modra <amodra@gmail.com>
5307 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5308 with an invalid hard reg, reload just the reg not the entire
5309 pre/post-inc/dec address expression.
5311 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5314 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5315 fixed R1_REG scratch reg.
5316 (sibcall_value_pcrel_fdpic): Likewise.
5318 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5322 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5324 2016-02-12 Walter Lee <walt@tilera.com>
5326 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5327 * config/tilegx/t-tilegx: Likewise.
5329 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5332 * diagnostic-show-locus.c (struct line_span): New struct.
5333 (layout::get_first_line): Delete.
5334 (layout::get_last_line): Delete.
5335 (layout::get_num_line_spans): New member function.
5336 (layout::get_line_span): Likewise.
5337 (layout::print_heading_for_line_span_index_p): Likewise.
5338 (layout::get_expanded_location): Likewise.
5339 (layout::calculate_line_spans): Likewise.
5340 (layout::m_first_line): Delete.
5341 (layout::m_last_line): Delete.
5342 (layout::m_line_spans): New field.
5343 (layout::layout): Update comment. Replace m_first_line and
5344 m_last_line with m_line_spans, replacing their initialization
5345 with a call to calculate_line_spans.
5346 (diagnostic_show_locus): When printing source lines and
5347 annotations, rather than looping over a single span
5348 of lines, instead loop over each line_span within
5349 the layout, with an inner loop over the lines within them.
5350 Call the context's start_span callback when changing line spans.
5351 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5352 (diagnostic_build_prefix): Break out the building of the location
5353 part of the string into...
5354 (diagnostic_get_location_text): ...this new function, rewriting
5355 it from nested ternary expressions to a sequence of "if"
5357 (default_diagnostic_start_span_fn): New function.
5358 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5359 (diagnostic_context::start_span): New field.
5360 (default_diagnostic_start_span_fn): New prototype.
5362 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5365 * gcc.c (driver::finalize): Fix cleanup of "specs".
5367 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5371 * gcc.c (driver::driver): Initialize m_option_suggestions.
5372 (driver::~driver): Clean up m_option_suggestions.
5373 (suggest_option): Convert to...
5374 (driver::suggest_option): ...this, and split out into
5375 driver::build_option_suggestions and find_closest_string.
5376 (driver::build_option_suggestions): New function, from
5377 first half of suggest_option. Special-case
5378 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5379 the sanitizer_opts array. For options of enum types, add the
5380 various enum values to the candidate strings.
5381 (driver::handle_unrecognized_options): Remove "const".
5382 * gcc.h (driver::handle_unrecognized_options): Likewise.
5383 (driver::build_option_suggestions): New decl.
5384 (driver::suggest_option): New decl.
5385 (driver::m_option_suggestions): New field.
5386 * opts-common.c (add_misspelling_candidates): New function.
5387 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5388 and make non-static.
5389 * opts.h (sanitizer_opts): New array decl.
5390 (add_misspelling_candidates): New function decl.
5391 * spellcheck.c (find_closest_string): New function.
5392 * spellcheck.h (find_closest_string): New function decl.
5394 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5396 PR rtl-optimization/69764
5397 PR rtl-optimization/69771
5398 * optabs.c (expand_binop_directly): For shift_optab_p, force
5399 convert_modes with VOIDmode if xop1 has VOIDmode.
5401 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5404 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5405 to correctly determine instrumentation thunks.
5407 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5410 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5411 type by reference, force lhs on the call.
5414 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5415 Compute retval and retbnd early in all cases if split_part_return_p
5416 and return_bb is not EXIT. Remove all clobber stmts and reset
5417 all debug stmts that refer to SSA_NAMEs defined in split part,
5418 except if it is retval, in that case replace the old retval with the
5419 lhs of the call to the split part.
5421 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5424 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5427 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5428 whose result is used in PHI.
5429 (maybe_optimize_range_tests): Likewise.
5430 (final_range_test_p): Likweise.
5432 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5435 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5436 whose result is used in PHI.
5437 (maybe_optimize_range_tests): Likewise.
5438 (final_range_test_p): Likweise.
5440 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5442 * cgraph.c: Spelling fixes - behaviour -> behavior and
5443 neighbour -> neighbor.
5444 * target.def: Likewise.
5445 * sel-sched.c: Likewise.
5446 * config/mips/mips.c: Likewise.
5447 * config/arc/arc.md: Likewise.
5448 * config/arm/cortex-a57.md: Likewise.
5449 * config/arm/arm.c: Likewise.
5450 * config/arm/neon.md: Likewise.
5451 * config/arm/arm-c.c: Likewise.
5452 * config/vms/vms-c.c: Likewise.
5453 * config/s390/s390.c: Likewise.
5454 * config/i386/znver1.md: Likewise.
5455 * config/i386/i386.c: Likewise.
5456 * config/ia64/hpux-unix2003.h: Likewise.
5457 * config/msp430/msp430.md: Likewise.
5458 * config/rx/rx.c: Likewise.
5459 * config/rx/rx.md: Likewise.
5460 * config/aarch64/aarch64-simd.md: Likewise.
5461 * config/aarch64/aarch64.c: Likewise.
5462 * config/nvptx/nvptx.c: Likewise.
5463 * config/bfin/bfin.c: Likewise.
5464 * config/cris/cris.opt: Likewise.
5465 * config/rs6000/rs6000.c: Likewise.
5466 * target.h: Likewise.
5467 * spellcheck.c: Likewise.
5468 * ira-build.c: Likewise.
5469 * tree-inline.c: Likewise.
5470 * builtins.c: Likewise.
5471 * lra-constraints.c: Likewise.
5472 * explow.c: Likewise.
5473 * hwint.h: Likewise.
5474 * targhooks.c: Likewise.
5475 * tree-vect-data-refs.c: Likewise.
5477 * doc/tm.texi: Likewise.
5478 * doc/extend.texi: Likewise.
5479 * doc/install.texi: Likewise.
5480 * doc/md.texi: Likewise.
5481 * tree-ssa-tail-merge.c: Likewise.
5482 * sched-int.h: Likewise.
5483 * match.pd: Likewise.
5484 * sched-ebb.c: Likewise.
5485 * target.def (omit_struct_return_reg): Likewise.
5486 * gimple-ssa-isolate-paths.c: Likewise.
5487 (find_implicit_erroneous_behaviour): Renamed to...
5488 (find_implicit_erroneous_behavior): ... this.
5489 (find_explicit_erroneous_behaviour): Renamed to...
5490 (find_explicit_erroneous_behavior): ... this.
5491 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5493 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5495 PR rtl-optimization/64682
5496 PR rtl-optimization/69567
5497 PR rtl-optimization/69737
5498 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5499 in I2 as well, just lose it.
5501 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5503 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5505 (aarch64_last_printed_tune_string): Likewise.
5506 (aarch64_declare_function_name): Only output .arch assembler
5507 directive if it will be different from the previously output
5508 directive. Same for .tune comment but only if -dA is set.
5509 (aarch64_start_file): New function.
5510 (TARGET_ASM_FILE_START): Define.
5512 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5515 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5517 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5520 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5521 -Wmaybe-uninitialized warning.
5523 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5526 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5528 2016-02-11 Richard Biener <rguenther@suse.de>
5530 PR rtl-optimization/69291
5531 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5532 subexpressions affected by changing the result.
5534 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5537 * lra-constraints.c (curr_insn_transform): Find in/out operands
5538 for secondary memory moves. Update dups.
5540 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5542 PR tree-optimization/69652
5543 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5544 to nested loop, did source re-formatting, skip debug statements,
5545 add check on statement with volatile operand, remove dead scalar
5548 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5549 Patrick Palka <ppalka@gcc.gnu.org>
5553 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5554 calls if the return type is TREE_ADDRESSABLE.
5555 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5556 * ipa-split.c (split_function): Fix doubled "we" in comment.
5557 Use void return type for the split part even if
5558 !split_point->split_part_set_retval.
5560 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5562 PR tree-optimization/68021
5563 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5564 when computing the value of biv cand by itself.
5566 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5568 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5569 (cortexa57_tunings): Likewise.
5570 (cortexa72_tunings): Likewise.
5571 (arch_macro_fusion_pair_p): Add support for AES fusion.
5572 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5573 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5574 Allow virtual registers before reload so early scheduling works.
5575 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5576 correct latency and pipeline.
5577 (cortex_a57_crypto_complex): Likewise.
5578 (cortex_a57_crypto_xor): Likewise.
5579 (define_bypass): Add AES bypass.
5581 2016-02-10 Richard Biener <rguenther@suse.de>
5583 PR tree-optimization/69726
5584 * passes.def: Add DCE pass before late uninit.
5585 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5586 really fixup if-conversions job.
5588 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5590 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5591 (arm_cortex_a57_tune): Likewise.
5592 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5593 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5595 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5597 * timevar.def (TV_PHASE_DBGINFO): Delete.
5598 (TV_PHASE_CHECK_DBGINFO): Likewise.
5599 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5601 2016-02-10 Richard Biener <rguenther@suse.de>
5603 PR tree-optimization/69719
5604 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5605 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5607 2016-02-09 Andrew Pinski <apinski@cavium.com>
5610 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5611 get_vcond_mask_icode returns false.
5613 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5616 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5617 an ADDIS that adds a pointer to a large constant that sets the
5618 upper16 bits with a load operation.
5620 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5623 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5625 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5627 (vzipq_s16): Likewise.
5628 (vzipq_s32): Likewise.
5629 (vzipq_f32): Likewise.
5630 (vzipq_u8): Likewise.
5631 (vzipq_u16): Likewise.
5632 (vzipq_u32): Likewise.
5633 (vzipq_p8): Likewise.
5634 (vzipq_p16): Likewise.
5636 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5639 * config/arm/arm.c (neon_endian_lane_map): New function.
5640 (neon_vector_pair_endian_lane_map): New function.
5641 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5642 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5644 (vuzpq_s16): Likewise.
5645 (vuzpq_s32): Likewise.
5646 (vuzpq_f32): Likewise.
5647 (vuzpq_u8): Likewise.
5648 (vuzpq_u16): Likewise.
5649 (vuzpq_u32): Likewise.
5650 (vuzpq_p8): Likewise.
5651 (vuzpq_p16): Likewise.
5653 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5656 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5659 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5661 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5662 truncate const_int operand 1 to QImode.
5664 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5666 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5667 corresponding to an abnormal edge.
5669 2016-02-09 Tom de Vries <tom@codesourcery.com>
5671 PR tree-optimization/69599
5672 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5674 (find_func_aliases_for_builtin_call, find_func_clobbers)
5675 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5678 2016-02-09 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/69715
5681 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5682 LHS on calls as non-rewritable.
5684 2016-02-09 Tom de Vries <tom@codesourcery.com>
5687 * lto-wrapper.c (append_diag_options): New function.
5688 (compile_offload_image): Call append_diag_options.
5690 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5693 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5694 Minor copy-edit to fix verb tenses.
5696 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5698 PR tree-optimization/69209
5699 * ipa-split.c (split_function): If split part is not
5700 returning retval, retval has gimple type but is not
5701 gimple value, force it into a SSA_NAME first.
5703 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5705 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5708 2016-02-08 Jason Merrill <jason@redhat.com>
5711 * convert.c (convert_to_integer_1): Check dofold on truncation
5713 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5714 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5715 Rename from *_nofold.
5716 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5717 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5719 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5722 * tree.c (build_common_tree_nodes): Remove short_double argument.
5723 All callers changed.
5724 * tree.h (build_common_tree_nodes): Adjust declaration.
5725 * doc/invoke.texi (-fshort-double): Remove documentation.
5726 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5727 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5728 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5729 (append_linker_options): Don't handle OPT_fshort_double.
5731 PR rtl-optimization/68730
5732 * lra-remat.c (insn_to_cand_activation): New static variable.
5733 (lra_remat): Allocate and free it.
5734 (create_cand): New arg activation. Initialize a field in
5735 insn_to_cand_activation if it is nonnull.
5736 (create_cands): Pass the activation insn to create_cand when making
5737 a candidate involving an output reload. Reorganize code a little.
5738 (do_remat): Keep track of active status of candidates in a separate
5741 2016-02-08 Richard Biener <rguenther@suse.de>
5743 PR tree-optimization/69719
5744 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5745 Properly use absolute of the difference of the two offsets to
5746 compare or adjust the segment length.
5748 2016-02-08 Richard Biener <rguenther@suse.de>
5749 Jeff Law <law@redhat.com>
5752 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5753 types for anonymous SSA names.
5755 2016-02-08 Richard Biener <rguenther@suse.de>
5757 PR rtl-optimization/69274
5758 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5760 2016-02-08 Jeff Law <law@redhat.com>
5762 PR tree-optimization/65917
5763 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5764 equivalences from if (x == y) style conditionals.
5765 (loop_depth_of_name): Remove.
5766 (record_equality): Remove loop depth check.
5767 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5768 (const_and_copies::record_const_or_copy_raw): New member function.
5769 * tree-ssa-scopedtables.c
5770 (const_and_copies::record_const_or_copy_raw): New, factored out of
5771 (const_and_copies::record_const_or_copy): Call new member function.
5773 2016-02-05 Jeff Law <law@redhat.com>
5775 PR tree-optimization/68541
5776 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5777 (count_stmts_in_block): New function.
5778 (poor_ifcvt_candidate_code): Likewise.
5779 (is_feasible_trace): Add some heuristics to determine when path
5780 splitting is profitable.
5781 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5782 is a diamond with a single exit.
5784 2016-02-05 Martin Sebor <msebor@redhat.com>
5787 * doc/invoke.texi: Update -Wplacement-new to take an optional
5790 2016-02-06 Richard Henderson <rth@redhat.com>
5793 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5794 out of non-standard address spaces.
5796 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5798 PR rtl-optimization/69691
5799 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5801 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5803 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5804 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5805 (*ieee128_mfvsrd_64bit): Likewise.
5806 (*ieee128_mfvsrd_32bit): Likewise.
5808 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5812 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5814 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5815 instrumented_version.
5817 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5819 * doc/invoke.texi (Optimize Options): In table of --param options
5820 rename second occurrence of tracer-min-branch-ratio to
5821 tracer-min-branch-probability, rename
5822 tracer-min-branch-ratio-feedback to
5823 tracer-min-branch-probability-feedback and clarify description,
5824 rename sched-spec-state-edge-prob-cutoff to
5825 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5826 to selsched-insns-to-rename, rename lto-minpartition to
5827 lto-min-partition, delete reorder-blocks-duplicate and
5828 reorder-blocks-duplicate-feedback.
5830 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5832 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5835 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5837 * doc/extend.texi: S/390: Correct some typos.
5839 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5841 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5843 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5846 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5847 (s390_register_info_gprtofpr): Use new macros above.
5848 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5850 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5851 its name. Adjust restore and save gpr ranges.
5852 (s390_register_info_set_ranges): New function.
5853 (s390_register_info): Use new macros above. Call
5854 s390_register_info_set_ranges.
5855 (s390_optimize_register_info): Likewise.
5856 (s390_hard_regno_rename_ok): Use new macros.
5857 (s390_hard_regno_scratch_ok): Likewise.
5858 (s390_emit_epilogue): Likewise.
5859 (s390_can_use_return_insn): Likewise.
5860 (s390_optimize_prologue): Likewise.
5861 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5863 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5866 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5868 (ix86_option_override_internal): Disable TARGET_STV even for
5869 -m{incoming,preferred}-stack-boundary=3.
5871 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5873 * config.gcc: Mark deprecated rtems targets as obsolete.
5875 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5877 PR rtl-optimization/64682
5878 PR rtl-optimization/69567
5879 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5880 before I2 only if the register is both used and set in I2.
5882 2016-02-04 DJ Delorie <dj@redhat.com>
5884 * config/msp430/msp430.c (msp430_start_function): Add function type.
5886 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5889 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5891 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5893 PR rtl-optimization/69577
5895 2015-10-29 Richard Henderson <rth@redhat.com>
5899 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5900 sse check to the exact conditions of PR 67609.
5902 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5905 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5906 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5907 not allowed into the traditional Altivec registers.
5908 (movtd_64bit_nodm): Likewise.
5909 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5911 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5913 * config/aarch64/cortex-a57-fma-steering.c
5914 (aarch64_register_fma_steering): Remove "static" from arguments
5917 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5920 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5923 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5925 * doc/invoke.texi: Delete -mno-fma4.
5927 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5929 PR rtl-optimization/69577
5930 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5931 (find_subregs_of_mode): Update accordingly. Iterate over partial
5934 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5936 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5937 * config/arm/arm.c (neon_reinterpret): Remove.
5938 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5939 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5940 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5941 vreinterpretti): Remove.
5942 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5943 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5944 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5945 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5946 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5947 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5948 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5949 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5950 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5951 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5952 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5953 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5954 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5955 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5956 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5957 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5958 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5959 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5960 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5961 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5962 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5963 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5964 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5965 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5966 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5967 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5968 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5969 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5970 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5971 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5972 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5973 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5974 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5975 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5976 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5977 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5978 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5979 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5980 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5981 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5982 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5983 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5984 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5985 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5986 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5987 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5988 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5989 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5990 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5991 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5992 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5993 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5994 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5995 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5996 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5997 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5998 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5999 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6000 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6001 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6002 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6003 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6004 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6005 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6006 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6007 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6008 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6009 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6010 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6011 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6012 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6013 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6014 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6015 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6016 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6017 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6018 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6019 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6020 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6021 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6022 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6023 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6024 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6025 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6026 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6027 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6028 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6029 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6030 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6031 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6032 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6033 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6034 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6035 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6036 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6037 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6038 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6039 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6040 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6041 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6042 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6043 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6044 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6046 2016-02-04 Martin Liska <mliska@suse.cz>
6049 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6050 that are gimple_store_p.
6051 (maybe_instrument_call): Likewise.
6053 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6055 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6056 register scaling out of memory reference and comment why.
6058 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6062 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6063 folding the source of a SET.
6065 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6069 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6070 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6072 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6076 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6079 2016-02-04 Christian Bruel <christian.bruel@st.com>
6081 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6082 * config/arm/arm.c (arm_set_current_function): Likewise.
6084 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6085 Ilya Enkovich <enkovich.gnu@gmail.com>
6086 H.J. Lu <hongjiu.lu@intel.com>
6089 * config/i386/i386.c (convert_scalars_to_vector): Remove
6090 stack alignment fixes.
6091 (ix86_option_override_internal): Disable TARGET_STV if stack
6092 might not be aligned enough.
6093 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6095 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6097 * gcc/config/i386/x86-tune.def: Disable default prefetching
6100 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6101 Vladimir Makarov <vmakarov@redhat.com>
6104 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6105 in validating fused toc addresses.
6107 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6110 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6111 range->m_caret fields if range->m_show_caret_p is false.
6114 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6115 Force oldval into register if it does not satisfy reg_or_short_operand
6116 predicate. Fix up formatting.
6118 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6119 Alexandre Oliva <aoliva@redhat.com>
6122 * lra-constraints.c (simplify_operand_subreg): Check additionally
6123 address validity after potential reloading.
6124 (process_address_1): Check insns validity. In case of failure do
6127 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6130 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6133 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6135 * wide-int.cc (canonize_uhwi): New function.
6136 (wi::divmod_internal): Use it.
6138 2016-02-02 James Norris <jnorris@codesourcery.com
6140 * gimplify.c (omp_notice_variable): Add usage check.
6142 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6144 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6145 like LE, GE, LT, GT when emitting relational operator.
6147 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6149 * ira-costs.c (find_costs_and_classes): Add extra argument.
6150 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6151 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6152 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6153 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6154 Add best_class parameter, and return it if not ALL_REGS.
6155 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6157 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6160 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6162 * config/aarch64/aarch64.c
6163 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6164 (aarch64_ira_change_pseudo_allocno_class): New function.
6166 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6169 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6171 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6173 * config/avr/avr.c (avr_option_override): Set
6174 PARAM_ALLOW_STORE_DATA_RACES to 1.
6176 2016-02-02 Richard Biener <rguenther@suse.de>
6178 PR tree-optimization/69595
6179 * match.pd: Add range test simplifications to true/false.
6181 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6183 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6184 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6187 2016-02-02 Richard Biener <rguenther@suse.de>
6189 PR tree-optimization/69606
6190 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6191 info on the result before moving a stmt.
6193 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6196 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6197 branch with vector comparison.
6198 * config/i386/sse.md (VI48_AVX): New mode iterator.
6199 (define_expand "cbranch<mode>4): Add support for conditional branch
6200 with vector comparison.
6201 * tree-vect-loop.c (optimize_mask_stores): New function.
6202 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6203 has_mask_store field of vect_info.
6204 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6205 vectorized loops having masked stores after vec_info destroy.
6206 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6207 correspondent macros.
6208 (optimize_mask_stores): Add prototype.
6210 2016-02-02 Alan Modra <amodra@gmail.com>
6213 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6216 2016-02-02 Alan Modra <amodra@gmail.com>
6219 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6220 whenever toc_label_name used.
6221 (rs6000_file_start): Don't set up toc section here,
6222 (rs6000_output_function_epilogue): do so here instead,
6223 (rs6000_xcoff_file_start): and here.
6224 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6225 (load_toc_aix_di): Likewise.
6227 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6229 PR rtl-optimization/69592
6230 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6231 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6232 (num_sign_bit_copies_binary_arith_p): New inline function.
6233 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6235 2016-02-01 Jeff Law <law@redhat.com>
6237 PR tree-optimization/69580
6238 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6239 * tree-ssa-threadbackward.c
6240 (fsm_find_control_statement_thread_paths): Do not try to walk
6241 through large PHI nodes.
6243 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6245 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6246 when count is incremented above limit, don't analyze further
6249 * omp-low.c (oacc_parse_default_dims): Avoid
6250 -Wsign-compare warning, make sure value fits into int
6251 rather than just unsigned int.
6253 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6255 PR tree-optimization/67921
6256 * fold-const.c (split_tree): New parameters. Convert pointer
6257 type variable part to proper type before negating.
6258 (fold_binary_loc): Pass new arguments to split_tree.
6260 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6262 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6263 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6264 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6265 * doc/tm.texti: Rebuilt.
6266 * doc/invoke.texi (fopenacc-dim): Document.
6267 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6268 (append_compiler_options): Likewise.
6269 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6270 (oacc_parse_default_dims): New.
6271 (oacc_validate_dims): Add USED arg. Select non-unity default when
6273 (oacc_loop_fixed_partitions): Return mask of used partitions.
6274 (oacc_loop_auto_partitions): Emit dump info.
6275 (oacc_loop_partition): Return mask of used partitions.
6276 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6277 loop partitioning and validation calls.
6279 2016-02-01 Richard Biener <rguenther@suse.de>
6282 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6284 2016-02-01 Richard Biener <rguenther@suse.de>
6286 PR tree-optimization/69574
6287 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6288 of asserting return chrec_dont_know.
6290 2016-02-01 Martin Liska <mliska@suse.cz>
6292 * mem-stats-traits.h: Add copyright header.
6293 * mem-stats.h: Likewise.
6295 2016-02-01 Richard Biener <rguenther@suse.de>
6297 PR tree-optimization/69579
6298 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6299 Do not propagate through abnormal PHI results.
6301 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6303 * postreload.c (reload_cse_simplify): Remove dead code.
6305 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6307 PR rtl-optimization/69570
6308 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6309 if there is more than one set, not if there is a single set.
6311 2016-02-01 Richard Henderson <rth@redhat.com>
6314 * combine.c (make_compound_operation): When looking through a
6315 subreg, make sure to re-extend to the width of the outer mode.
6317 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6319 PR tree-optimization/69546
6320 * wide-int.cc (wi::divmod_internal): For unsigned division
6321 where both operands fit into uhwi, if o1 is 1 and o0 has
6322 msb set, if divident_prec is larger than bits per hwi,
6323 clear another quotient word and return 2 instead of 1.
6324 Similarly for remainder with msb in HWI set, if dividend_prec
6325 is larger than bits per hwi.
6327 2016-01-29 Martin Jambor <mjambor@suse.cz>
6329 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6330 Use short lowercase names.
6331 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6332 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6333 acq_rel one. Protect warning agains segfaults if
6334 get_memory_order_name returns NULL.
6335 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6336 with release semantics. Do not warn if get_memory_order already did.
6337 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6338 semantics. Fix check for relaxed or acquire semantics. Do not warn
6339 if get_memory_order already did.
6341 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6343 * doc/install.texi: Document that isl-0.16 is supported.
6345 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6348 * config/i386/constraints.md (Bm): Describe as special memory
6350 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6351 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6352 * genpreds.c (struct constraint_data): Add is_special_memory.
6353 (have_special_memory_constraints, special_memory_start): New
6355 (special_memory_end): Ditto.
6356 (add_constraint): Add new arg is_special_memory. Add code to
6357 process its true value. Update have_special_memory_constraints.
6358 (process_define_constraint): Pass the new arg.
6359 (process_define_register_constraint): Ditto.
6360 (choose_enum_order): Process special memory.
6361 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6362 function insn_extra_special_memory_constraint.
6363 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6364 * gensupport.c (process_rtx): Process
6365 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6366 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6367 * ira-lives.c (single_reg_class): Use
6368 insn_extra_special_memory_constraint.
6369 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6370 * lra-constraints.c (process_alt_operands): Ditto.
6371 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6372 * recog.c (asm_operand_ok, preprocess_constraints): Process
6374 * reload.c (find_reloads): Ditto.
6375 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6376 * stmt.c (parse_input_constraint): Use
6377 insn_extra_special_memory_constraint.
6379 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6382 * lra-splill.c (lra_final_code_change): Revert r229087 by
6383 removing all sub-registers.
6385 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6388 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6390 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6393 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6394 SSE1, copy target into the temporary reg first before recursing
6397 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6399 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6402 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6404 * ginclude/stdarg.h: Test __cplusplus instead of
6405 __GXX_EXPERIMENTAL_CXX0X__.
6407 2016-01-29 Richard Biener <rguenther@suse.de>
6409 PR tree-optimization/69547
6410 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6411 Do not mark clobbers necessary.
6412 (mark_all_reaching_defs_necessary_1): Likewise.
6414 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6416 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6417 declaration name with %qs and print it in both error messages.
6418 Also fix indentation.
6420 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6423 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6424 trailing blank line from error message.
6426 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6429 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6432 2016-01-29 Richard Biener <rguenther@suse.de>
6435 * match.pd: Allow all integral types when simplifying a
6436 widening or sign-changing conversion.
6438 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6440 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6441 back to setting codegen_error to fail codegen.
6443 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/constraints.md (C): Only accept constant zero operand.
6447 (BC): New constraint.
6448 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6449 instead of C constraint.
6450 * doc/md.texi (Machine Constraints): Update description
6453 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6456 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6458 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6461 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6464 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6466 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6467 branches if using guessed profile.
6469 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6471 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6473 2016-01-28 Richard Henderson <rth@redhat.com>
6476 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6477 * config/aarch64/aarch64-protos.h: Update.
6478 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6479 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6480 (aarch64_get_condition_code_1): Handle CC_Cmode.
6481 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6482 (*add<mode>3_compareC_cconly_imm): New.
6483 (*add<mode>3_compareC_cconly): New.
6484 (*add<mode>3_compareC_imm): New.
6485 (add<mode>3_compareC): New.
6486 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6487 to be first. Use aarch64_carry_operation.
6488 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6489 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6490 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6491 (subti3): Use subdi3_compare1.
6492 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6493 (sub<mode>3_compare1): New.
6494 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6495 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6496 (*subsi3_carryin_uxtw): Likewise.
6497 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6498 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6499 * config/aarch64/iterators.md (DWI): New.
6500 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6501 (aarch64_borrow_operation): New.
6503 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6505 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6506 message when isl does not return a valid schedule.
6508 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6510 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6511 Remove comments from class declarations: they are already in the code
6514 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6516 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6518 (ternary_op_to_tree): Same.
6519 (unary_op_to_tree): Same.
6520 (nary_op_to_tree): Same.
6521 (gcc_expression_from_isl_expr_op): Same.
6522 (gcc_expression_from_isl_expression): Same.
6523 (graphite_create_new_loop): Same.
6524 (graphite_create_new_loop_guard): Same.
6525 (build_iv_mapping): Same.
6526 (graphite_create_new_guard): Same.
6527 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6528 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6530 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6532 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6533 instead of setting codegen_error to fail codegen.
6535 2016-01-28 Jason Merrill <jason@redhat.com>
6537 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6539 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6541 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6542 Remove CONST_INT_P check in CCMP cost calculation.
6544 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6546 * config/aarch64/aarch64.c (generic_vector_cost):
6547 Set vec_permute_cost.
6548 (cortexa57_vector_cost): Likewise.
6549 (exynosm1_vector_cost): Likewise.
6550 (xgene1_vector_cost): Likewise.
6551 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6552 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6553 Add vec_permute_cost entry.
6555 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6557 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6559 (add<mode>3_compare0): Likewise.
6560 (addsi3_compare0_uxtw): Likewise.
6561 (add<mode>3nr_compare0): Likewise.
6562 (compare_neg<mode>): Likewise.
6563 (<optab><mode>3): Likewise.
6565 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6567 * tree-vect-stmts.c (vectorizable_comparison): Add
6568 NULL check for vectype.
6570 2016-01-28 Richard Biener <rguenther@suse.de>
6572 PR tree-optimization/69466
6573 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6574 Account for PHIs we couldn't duplicate.
6576 2016-01-28 Martin Liska <mliska@suse.cz>
6579 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6580 instead of ENABLE_VALGRIND_CHECKING.
6582 2016-01-27 Richard Henderson <rth@redhat.com>
6585 * lra-remat.c (subreg_regs): New.
6586 (dump_candidates_and_remat_bb_data): Dump it.
6587 (operand_to_remat): Reject if operand in subreg_regs.
6588 (set_bb_regs): Collect subreg_regs.
6589 (lra_remat): Init and free subreg_regs. Compute
6590 calculate_local_reg_remat_bb_data before create_cands.
6592 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6595 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6596 change stack_alignment_needed for __tls_get_addr call.
6598 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6600 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6602 2016-01-27 Jeff Law <law@redhat.com>
6604 PR tree-optimization/68398
6605 PR tree-optimization/69196
6606 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6607 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6608 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6609 Only count PHIs in the last block in the path. The others will
6610 const/copy propagate away. Add heuristic to allow more irreducible
6611 subloops to be created when it is likely profitable to do so.
6613 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6614 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6615 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6617 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6620 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6621 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6622 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6623 * tree-streamer-in.c: Include asan.h.
6624 (streamer_get_builtin_tree): For builtins in sanitizer
6625 range call initialize_sanitizer_builtins and retry.
6627 2016-01-27 Ian Lance Taylor <iant@google.com>
6629 * common.opt (fkeep-gc-roots-live): New undocumented option.
6630 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6631 -fkeep-gc-roots-live, skip pointers.
6632 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6635 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6639 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6641 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6644 * configure.ac: NetBSD provides SSP in its C library.
6645 * configure: Updated.
6647 2016-01-27 Richard Biener <rguenther@suse.de>
6649 PR tree-optimization/69166
6650 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6651 reduction code for commutativity / associativity.
6653 2016-01-27 Martin Jambor <mjambor@suse.cz>
6655 PR tree-optimization/69355
6656 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6657 total_scalarization fails.
6659 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6661 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6664 2016-01-27 Christian Bruel <christian.bruel@st.com>
6667 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6668 Move arm_reset_previous_fndecl and set_target_option_current_node in
6669 the conditional part. Call save_restore_target_globals.
6670 * config/arm/arm.c (arm_set_current_function):
6671 Refactor to better support #pragma target and attribute mix.
6672 Call save_restore_target_globals.
6673 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6675 2016-01-27 Martin Liska <mliska@suse.cz>
6677 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6678 reference for an HSA kernel and its host function.
6680 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6682 PR tree-optimization/69399
6683 * wide-int.h (wi::lrshift): For larger precisions, only
6684 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6686 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6688 * config/arc/predicates.md (proper_comparison_operator): Reject
6689 constant-constant comparison.
6691 2016-01-26 Tom de Vries <tom@codesourcery.com>
6693 PR tree-optimization/69110
6694 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6695 DR_NUM_DIMENSIONS == 0.
6697 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6698 Sebastian Pop <s.pop@samsung.com>
6700 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6701 isl_ast_op_cond and isl_ast_op_select.
6702 (gcc_expression_from_isl_expr_op): Same.
6704 2016-01-26 Jason Merrill <jason@redhat.com>
6707 * tree.c (recompute_constructor_flags): Split out from
6709 (verify_constructor_flags): New.
6710 * tree.h: Declare them.
6712 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6714 PR rtl-optimization/69217
6715 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6716 are no TYPE_FIELDS set for the record type.
6718 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6721 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6722 toc_label_name unconditionally.
6723 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6724 SYMBOL_REF string. Use toc_label_name instead of constructing
6726 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6727 constructing LCTOC1.
6729 2016-01-26 Martin Sebor <msebor@redhat.com>
6732 * doc/extend.texi (Common Type Attributes): Move text that talks about
6733 attribute packed from attribute aligned to the section discussing
6734 the former attribute for clarity.
6736 2016-01-26 Richard Henderson <rth@redhat.com>
6739 * trans-mem.c (tm_region_init): Mark entry block as visited.
6741 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6744 * diagnostic-show-locus.c (layout::print_source_line): Replace
6745 call to pp_newline with call to layout::print_newline.
6746 (layout::print_annotation_line): Likewise.
6747 (layout::move_to_column): Likewise.
6748 (layout::print_any_fixits): After printing any fixits, print a
6749 trailing newline, if necessary.
6750 (layout::print_newline): New method, resetting any colorization
6752 (diagnostic_show_locus): Move the pp_newline to before the
6753 early bailout. Remove dummy block enclosing the layout instance.
6754 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6755 of pp_newline_and_flush with pp_flush.
6756 (diagnostic_append_note): Delete use of pp_newline.
6757 (diagnostic_append_note_at_rich_loc): Delete.
6758 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6759 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6760 when newline characters are added to the buffer.
6762 2016-01-26 Michael Matz <matz@suse.de>
6764 * configure.ac (ac_cv_std_swap_in_utility): New test.
6765 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6766 * configure: Regenerate.
6767 * config.in: Regenerate.
6769 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6771 * config/arc/arc.md (cstoresi4): Force operand into register.
6772 (arcset<code>): Fix predicate.
6773 (arcsetltu): Likewise.
6774 (arcsetgeu): Likewise.
6775 (arcsethi): Likewise.
6776 (arcsetls): Likewise.
6778 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6780 PR tree-optimization/69483
6781 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6782 if base has error_mark_node type.
6784 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6787 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6788 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6790 (vget_lane_f16): Handle big-endian.
6791 (vgetq_lane_f16): Likewise.
6792 (vset_lane_f16): Likewise.
6793 (vsetq_lane_f16): Likewise.
6794 * config/arm/iterators.md (VQXMOV): Add V8HF.
6795 (VDQ): Add V4HF and V8HF.
6796 (V_reg): Handle V4HF and V8HF.
6797 (Is_float_mode): Likewise.
6798 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6799 neon_vdup_nv8hf): New patterns.
6800 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6801 Use VD_LANE iterator.
6802 (neon_vld1_dup<mode>): Use VQ2 iterator.
6804 2016-01-26 Nathan Sidwell <nathan@acm.org>
6806 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6807 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6808 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6809 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6810 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6811 (oacc_validate_dims): Add LEVEL arg, don't return level.
6812 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6814 (execute_oacc_device_lower): Adjust, add more dump output.
6815 * tree-ssa-loop.c (gate_oacc_kernels): Use
6816 oacc_fn_attrib_kernels_p.
6817 * tree-parloops.c (create_parallel_loop): Adjust
6818 set_oacc_fn_attrib call.
6820 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6823 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6824 (append_compiler_options): Handle -fcilkplus.
6825 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6827 2016-01-26 Nick Clifton <nickc@redhat.com>
6830 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6831 been marked as DECL_ONE_ONLY but we do not the means to make it
6832 so, then do not allow it to bind locally.
6834 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6837 * opts.h (parse_sanitizer_options): New prototype.
6838 * opts.c (sanitizer_opts): New array.
6839 (parse_sanitizer_options): New function.
6840 (common_handle_option): Use parse_sanitizer_options.
6842 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6845 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6846 alignment adjustment to ...
6847 (ix86_update_stack_boundary): Here. Don't over-align stack for
6849 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6850 if __tls_get_addr is called.
6852 2016-01-26 Christian Bruel <christian.bruel@st.com>
6854 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6856 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6858 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6860 2016-01-26 Richard Biener <rguenther@suse.de>
6863 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6865 2016-01-26 Richard Biener <rguenther@suse.de>
6867 PR tree-optimization/69452
6868 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6869 (move_computations_dom_walker::before_dom_children): Rename
6871 (move_computations_worker): This.
6872 (move_computations): Perform an RPO rather than a DOM walk.
6874 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6877 * combine.c (combine_instructions): For REG_EQUAL note with
6878 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6879 to the underlying register.
6880 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6881 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6883 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6886 * config/aarch64/aarch64-builtins.c
6887 (aarch64_init_simd_builtin_types): Do not set structural
6888 equality to __Poly{8,16,64,128}_t types.
6890 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6892 PR tree-optimization/69400
6893 * wide-int.cc (wi_pack): Take the precision as argument and
6894 perform canonicalization here rather than in the callers.
6895 Use the main loop to handle all full-width HWIs. Add a
6896 zero HWI if in_len isn't a full result.
6897 (wi::divmod_internal): Update accordingly.
6898 (wi::mul_internal): Likewise. Simplify.
6900 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6901 Sebastian Pop <s.pop@samsung.com>
6903 * graphite-poly.c (apply_poly_transforms): Simplify.
6904 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6905 (print_isl_map): Same.
6906 (print_isl_union_map): Same.
6907 (print_isl_schedule): New.
6908 (debug_isl_schedule): New.
6909 * graphite-dependences.c (scop_get_reads): Do not call
6910 isl_union_map_add_map that is undocumented isl functionality.
6911 (scop_get_must_writes): Same.
6912 (scop_get_may_writes): Same.
6913 (scop_get_original_schedule): Remove.
6914 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6915 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6916 (compute_deps): Remove.
6917 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6918 (debug_schedule_ast): New.
6919 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6920 set_separate_option.
6921 (graphite_regenerate_ast_isl): Add dump.
6922 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6923 from scop->transformed_schedule.
6924 (graphite_regenerate_ast_isl): Add more dump.
6925 * graphite-optimize-isl.c (optimize_isl): Set
6926 scop->transformed_schedule. Check whether schedules are equal.
6927 (apply_poly_transforms): Move here.
6928 * graphite-poly.c (apply_poly_transforms): ... from here.
6929 (free_poly_bb): Static.
6930 (free_scop): Static.
6931 (pbb_number_of_iterations_at_time): Remove.
6932 (print_isl_ast): New.
6933 (debug_isl_ast): New.
6934 (debug_scop_pbb): New.
6935 * graphite-scop-detection.c (print_edge): Move.
6937 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6938 (build_scop_scattering): Remove.
6939 (create_pw_aff_from_tree): Assert instead of bailing out.
6940 (add_condition_to_pbb): Remove unused code, do not fail.
6941 (add_conditions_to_domain): Same.
6942 (add_conditions_to_constraints): Remove.
6943 (build_scop_context): New.
6944 (add_iter_domain_dimension): New.
6945 (build_iteration_domains): Initialize pbb->iterators.
6946 Call add_conditions_to_domain.
6949 (index_outermost_in_loop): New.
6950 (index_pbb_in_loop): New.
6951 (outermost_pbb_in): New.
6952 (add_in_sequence): New.
6953 (add_outer_projection): New.
6954 (outer_projection_mupa): New.
6955 (add_loop_schedule): New.
6956 (build_schedule_pbb): New.
6957 (build_schedule_loop): New.
6958 (embed_in_surrounding_loops): New.
6959 (build_schedule_loop_nest): New.
6960 (build_original_schedule): New.
6961 (build_poly_scop): Call build_original_schedule.
6962 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6963 (free_poly_dr): Remove.
6964 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6965 (free_poly_bb): Remove.
6966 (debug_loop_vec): Remove.
6967 (print_isl_ast): Declare.
6968 (debug_isl_ast): Declare.
6969 (scop_do_interchange): Remove.
6970 (scop_do_strip_mine): Remove.
6971 (scop_do_block): Remove.
6972 (flatten_all_loops): Remove.
6973 (optimize_isl): Remove.
6974 (pbb_number_of_iterations_at_time): Remove.
6975 (debug_scop_pbb): Declare.
6976 (print_schedule_ast): Declare.
6977 (debug_schedule_ast): Declare.
6978 (struct scop): Remove schedule. Add original_schedule,
6979 transformed_schedule.
6980 (free_gimple_poly_bb): Remove.
6981 (print_generated_program): Remove.
6982 (debug_generated_program): Remove.
6983 (unify_scattering_dimensions): Remove.
6984 * sese.c (print_edge): ... here.
6985 (print_sese): ... here.
6986 (debug_edge): ... here.
6987 (debug_sese): ... here.
6988 * sese.h (print_edge): Declare.
6989 (print_sese): Declare.
6990 (dump_edge): Declare.
6991 (dump_sese): Declare.
6993 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6994 Sebastian Pop <s.pop@samsung.com>
6996 * Makefile.in: Set ISLVER in site.exp.
6998 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7000 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7001 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7002 through DECL_VALUE_EXPR for expansion.
7004 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7006 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7007 the frame info after reload completed.
7009 2016-01-25 Jeff Law <law@redhat.com>
7011 PR tree-optimization/69196
7012 PR tree-optimization/68398
7013 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7014 tree-ssa-threadupdate.c.
7015 (determine_bb_domination_status): Prototype
7016 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7017 (determine_bb_domination_status): No longer static.
7018 (valid_jump_thread_path): Remove code to detect characteristics
7019 of the jump thread path not associated with correctness.
7020 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7021 Correct test for thread path length. Count PHIs for real operands as
7022 statements that need to be copied. Do not count ASSERT_EXPRs.
7023 Look at all the blocks in the thread path. Compute and selectively
7024 filter thread paths based on threading through the latch, threading
7025 a multiway branch or crossing a multiway branch.
7027 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7029 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7030 decl with __attribute__ ((unused)) annotation.
7032 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7035 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7036 of operands is compatible with a statement vectype.
7038 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7040 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7041 improve wording for mixed storage order support.
7043 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7045 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7046 (vcvt_u64_f64): Likewise.
7047 (vcvta_s64_f64): Likewise.
7048 (vcvta_u64_f64): Likewise.
7049 (vcvtm_s64_f64): Likewise.
7050 (vcvtm_u64_f64): Likewise.
7051 (vcvtn_s64_f64): Likewise.
7052 (vcvtn_u64_f64): Likewise.
7053 (vcvtp_s64_f64): Likewise.
7054 (vcvtp_u64_f64): Likewise.
7056 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7058 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7059 (arc_init): Check validity mll64 option.
7060 (arc_save_restore): Use double load/store instruction.
7061 (arc_expand_movmem): Likewise.
7062 (arc_split_move): Don't split if we have double load/store
7063 instructions. Returns a boolean.
7064 (arc_process_double_reg_moves): Change function to return boolean
7065 instead of a sequence of instructions.
7066 (arc_dwarf_register_span): New function.
7067 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7068 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7069 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7070 (*movdf_insn): Likewise.
7071 * config/arc/arc.opt (mll64): New option.
7072 * config/arc/predicates.md (even_register_operand): New predicate.
7073 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7075 2016-01-25 Richard Biener <rguenther@suse.de>
7078 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7079 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7081 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7083 2016-01-25 Richard Biener <rguenther@suse.de>
7085 PR tree-optimization/69376
7086 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7088 (VN_INFO_ANTI_RANGE_P): New inline.
7089 (VN_INFO_RANGE_TYPE): Likewise.
7090 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7091 SSA_NAME_ANTI_RANGE_P.
7092 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7093 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7094 Properly query VN_INFO_RANGE_TYPE.
7096 2016-01-25 Nick Clifton <nickc@redhat.com>
7099 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7101 2016-01-23 Tom de Vries <tom@codesourcery.com>
7103 PR tree-optimization/69426
7104 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7107 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7109 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7110 "the the" with "the" in the comments.
7111 * ipa-devirt.c (build_type_inheritance_graph,
7112 update_type_inheritance_graph): Likewise.
7113 * tree.c (build_function_type_list_1): Likewise.
7114 * cfgloopmanip.c (scale_loop_profile): Likewise.
7115 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7116 * gimple-ssa-split-paths.c
7117 (find_block_to_duplicate_for_splitting_paths): Likewise.
7118 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7119 * expr.c (convert_move): Likewise.
7120 * var-tracking.c (vt_stack_adjustments): Likewise.
7121 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7122 * tree-vrp.c (test_for_singularity): Likewise.
7124 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7125 directly instead of building a temporary tree.
7128 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7129 remove <algorithm> include.
7131 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7134 * config/i386/i386.c: Include dojump.h.
7135 (expand_small_movmem_or_setmem,
7136 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7138 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7139 if dynamic_check != -1.
7141 2016-01-21 Jeff Law <law@redhat.com>
7144 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7145 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7146 into dominated_by_p.
7147 (cprop_into_successor_phis): Avoid unnecessary tests.
7149 2016-01-22 Richard Henderson <rth@redhat.com>
7152 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7153 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7155 2016-01-22 Michael Matz <matz@suse.de>
7157 * system.h (string, algorithm): Include only conditionally.
7158 (new): Include always under C++.
7159 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7160 * final.c (toplevel): Ditto.
7161 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7162 * genconditions.c (write_header): Make gencondmd.c define
7164 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7166 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7167 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7169 2016-01-22 Christian Bruel <christian.bruel@st.com>
7172 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7174 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7177 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7178 define_insn_and_split. Ensure operands[1] and operands[0] do not
7179 get assigned the same register.
7181 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7183 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7185 2016-01-22 Christian Bruel <christian.bruel@st.com>
7187 * config/arm/arm-c.c (arm_pragma_target_parse):
7188 Remove warn_builtin_macro_redefined overwrite.
7190 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7192 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7193 flag_non_call_exceptions compatibility.
7195 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7198 * dwarf2out.c (add_child_die_after): New function.
7199 (dwarf_qual_info_t): New type.
7200 (dwarf_qual_info): New variable.
7201 (qualified_die_p): New function.
7202 (modified_type_die): For -fdebug-types-section, ensure
7203 canonical order of qualifiers. Put qualified DIEs adjacent
7204 to the corresponding non-qualified type DIE and search there
7205 for existing qualified DIEs.
7207 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7209 * doc/extend.texi (scalar_storage_order type attribute): Document
7210 restriction on type punning and aliasing, and remove future tense.
7212 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7215 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7218 2016-01-21 Jeff Law <law@redhat.com>
7221 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7222 useless call to record_temporary_equivalences.
7223 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7224 allocate 10 slots in the bb_path vector and let it grow as needed.
7225 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7228 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7230 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7232 * configure: Regenerate.
7234 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7236 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7237 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7239 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7242 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7243 drop EXPAND_INITIALIZER.
7244 * rtl.h (contains_symbolic_reference_p): Declare.
7245 * rtlanal.c (contains_symbolic_reference_p): New function.
7246 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7247 a subtraction into a NOT if symbolic constants are involved.
7249 2016-01-21 Anton Blanchard <anton@samba.org>
7250 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7253 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7255 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7258 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7260 * config/microblaze/microblaze.c
7261 (get_branch_target): New.
7262 (insert_wic_for_ilb_runout): New.
7264 (microblaze_machine_dependent_reorg): New.
7265 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7266 * config/microblaze/microblaze.md
7267 (UNSPEC_IPREFETCH): Define.
7268 (iprefetch): New pattern
7269 * config/microblaze/microblaze.opt
7270 (mxl-prefetch): New flag.
7272 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7274 * config/microblaze/microblaze.h
7275 (FIXED_REGISTERS): Update in macro.
7276 (CALL_USED_REGISTERS): Update in macro.
7278 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7280 PR rtl-optimization/68920
7281 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7284 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7286 PR rtl-optimization/68990
7287 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7288 pseudo instead of inheritance ones.
7290 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7291 Nick Clifton <nickc@redhat.com>
7295 * config/mips/mips.c (mips_compute_frame_info): Initialise
7296 args_size and hard_frame_pointer_offset fields of the frame
7297 structure before calling mips_global_pointer.
7299 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7301 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7303 * configure: Regenerate.
7305 2016-01-21 Richard Biener <rguenther@suse.de>
7307 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7309 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7311 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7312 to actually emit the .size directive.
7314 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7315 Jakub Jelinek <jakub@redhat.com>
7319 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7320 args array size by one to avoid buffer overflow.
7322 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7324 * config/s390/s390.md (pool_section_start): Use switch_to_section
7325 to select proper read-only data section instead of hardcoding
7327 (pool_section_end): Use switch_to_section to match the above.
7329 2016-01-21 Richard Biener <rguenther@suse.de>
7331 PR tree-optimization/69378
7332 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7333 (set_ssa_val_to): Use it for dominance checks taking into
7334 account not executable edges.
7336 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7339 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7340 for bitsize instead of GET_MODE_PRECISION (mode).
7342 2016-01-20 Martin Sebor <msebor@redhat.com>
7345 * extend.texi (__sync Builtins): Clarify the semantics of
7346 __sync_fetch_and_OP built-ins on pointers.
7347 (__atomic Builtins): Same.
7349 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7350 Sebastian Pop <s.pop@samsung.com>
7352 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7353 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7354 (is_valid_rename): Same.
7355 (translate_isl_ast_to_gimple::get_rename): Same.
7356 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7357 (translate_isl_ast_to_gimple::rename_uses): Same.
7358 (get_new_name): Check for close_phi nodes.
7359 (copy_loop_phi_args): Use phi_node_kind.
7360 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7361 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7363 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7364 Sebastian Pop <s.pop@samsung.com>
7366 Revert commit r229783.
7367 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7368 Remove use of parameter_rename_map.
7370 (copy_internal_parameters): Remove.
7371 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7372 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7373 (free_sese_info): Do not free parameter_rename_map.
7374 (set_rename): Do not use parameter_rename_map.
7375 (rename_uses): Update call to set_rename.
7376 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7377 * sese.h (parameter_rename_map_t): Remove.
7378 (struct sese_info_t): Remove field parameter_rename_map.
7380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7381 Sebastian Pop <s.pop@samsung.com>
7383 * graphite-isl-ast-to-gimple.c: Fix comment.
7384 * graphite-scop-detection.c (defined_in_loop_p): New.
7385 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7386 names defined in loop.
7388 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7389 Sebastian Pop <s.pop@samsung.com>
7391 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7392 Discard unstructured if-then-else regions.
7394 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7395 Sebastian Pop <s.pop@samsung.com>
7397 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7398 (cleanup_loop_iter_dom): Remove.
7399 (build_loop_iteration_domains): Remove.
7400 (build_scop_context): Remove.
7401 (build_scop_iteration_domain): Remove.
7402 (add_loop_constraints): New.
7403 (build_iteration_domains): New.
7404 (build_poly_scop): Call build_iteration_domains.
7406 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7407 Sebastian Pop <s.pop@samsung.com>
7409 * graphite-scop-detection.c
7410 (scop_detection::harmful_loop_in_region): Free dom and loops.
7411 (scop_detection::loop_body_is_valid_scop): Free bbs.
7413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7414 Sebastian Pop <s.pop@samsung.com>
7416 * graphite-scop-detection.c (record_loop_in_sese): New.
7417 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7418 (build_scops): Remove call to build_sese_loop_nests.
7419 * sese.c (sese_record_loop): Remove.
7420 (build_sese_loop_nests): Remove.
7421 (new_sese_info): Remove region->loops.
7422 (free_sese_info): Same.
7423 * sese.h (sese_contains_loop): Same.
7424 (build_sese_loop_nests): Remove.
7425 (sese_contains_loop): Remove.
7427 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7428 Sebastian Pop <s.pop@samsung.com>
7430 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7431 loop_is_valid_in_scop.
7432 (scop_detection::harmful_stmt_in_region): Renamed
7433 harmful_loop_in_region.
7434 Call loop_is_valid_in_scop.
7436 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7437 Sebastian Pop <s.pop@samsung.com>
7439 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7442 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7443 Sebastian Pop <s.pop@samsung.com>
7445 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7446 * graphite.h (struct poly_bb): Remove field is_reduction.
7447 (PBB_IS_REDUCTION): Remove.
7449 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7450 Sebastian Pop <s.pop@samsung.com>
7452 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7453 (add_pdr_constraints): Same.
7454 (scop_get_reads): Same.
7455 (scop_get_must_writes): Same.
7456 (scop_get_may_writes): Same.
7457 (scop_get_original_schedule): Same.
7458 (extend_schedule): Same.
7459 (apply_schedule_on_deps): Same.
7460 (carries_deps): Same.
7461 (compute_deps): Same.
7462 (scop_get_dependences): Same.
7463 * graphite-isl-ast-to-gimple.c
7464 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7465 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7466 (get_schedule_for_band_list): Same.
7467 (get_schedule_map): Same.
7468 (apply_schedule_map_to_scop): Same.
7469 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7470 (build_loop_iteration_domains): Same.
7471 (add_condition_to_pbb): Same.
7472 (add_param_constraints): Same.
7473 (pdr_add_memory_accesses): Same.
7474 (pdr_add_data_dimensions): Same.
7476 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7478 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7481 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7483 * common.opt (feliminate-dwarf2-dups): Replace references to
7484 "DWARF 2" with just "DWARF".
7485 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7486 * doc/extend.texi: Likewise.
7487 * doc/cpp.texi: Likewise.
7488 * doc/invoke.texi: Likewise.
7489 (Option Summary): Add -gdwarf to list of Debugging Options.
7490 (Debugging Options): Document -gdwarf.
7491 * doc/contrib.texi: Spell "DWARF" like that.
7493 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7495 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7496 warning. Fix up formatting.
7499 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7500 attempt to mark memory input operand addressable and
7501 call prepare_gimple_addressable in that case. Don't adjust
7502 input_location for diagnostics, use error_at instead.
7504 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7506 * config/rs6000/ppc-auxv.h: New file.
7507 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7509 (cpu_supports): Likewise.
7510 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7511 (cpu_is_info): New variable.
7512 (cpu_supports_info): Likewise.
7513 (tcb_verification_symbol): Likewise.
7514 (cpu_builtin_p): Likewise.
7515 (cpu_expand_builtin): New function.
7516 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7517 (rs6000_init_builtins): Likewise.
7518 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7519 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7520 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7521 * configure: Regenerate.
7522 * config.in: Likewise.
7523 * doc/extend.texi (PowerPC Built-in Functions): Document
7524 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7526 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7529 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7531 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7534 2016-01-20 Richard Henderson <rth@redhat.com>
7540 * tree.c (tm_define_builtin): New.
7541 (find_tm_vector_type): New.
7542 (build_tm_vector_builtins): New.
7543 (build_common_builtin_nodes): Call it.
7545 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7547 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7548 (arm_fp_ok): Likewise.
7550 (arm_crypto): Likewise.
7552 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7553 Richard Biener <rguenther@suse.de>
7555 PR tree-optimization/69328
7556 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7557 vectors have same number of elements.
7558 (vectorizable_condition): Fix masked version recognition.
7560 2016-01-20 Richard Biener <rguenther@suse.de>
7562 PR tree-optimization/69345
7563 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7564 (VN_INFO_PTR_INFO): Likewise.
7565 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7566 info when it is equal between non-dominating SSA names.
7567 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7568 Make sure to look at original SSA infos.
7570 2016-01-20 Jeff Law <law@redhat.com>
7573 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7575 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7576 (pc_or_label_operand): New predicate.
7577 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7578 tests for small integers that are 2^n - 1.
7580 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7582 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7584 2016-01-19 Jeff Law <law@redhat.com>
7587 * tree-ssa-threadbackwards.c
7588 (fsm_find_control_statement_thread_paths): Do not try to lookup
7589 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7591 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7593 * doc/lto.texi: Remove text that says only Gold has linker plugin
7596 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7598 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7599 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7600 the DIE accordingly.
7601 (modified_type_die): Add REVERSE parameter and pass it recursively,
7602 as well as to base_type_die. Adjust presence check accordingly.
7603 (base_type_for_mode): Adjust call to modified_type_die.
7604 (add_type_attribute): Add REVERSE parameter and pass it to
7606 (generic_parameter_die): Adjust call to add_type_attribute.
7607 (add_scalar_info): Likewise.
7608 (add_subscript_info): Likewise.
7609 (gen_array_type_die): Likewise.
7610 (gen_descr_array_type_die): Likewise.
7611 (gen_entry_point_die): Likewise.
7612 (gen_enumeration_type_die): Likewise.
7613 (gen_formal_parameter_die): Likewise.
7614 (gen_subprogram_die): Likewise.
7615 (gen_variable_die ): Likewise.
7616 (gen_const_die): Likewise.
7617 (gen_field_die): Likewise.
7618 (gen_pointer_type_die): Likewise.
7619 (gen_reference_type_die): Likewise.
7620 (gen_ptr_to_mbr_type_die): Likewise.
7621 (gen_inheritance_die): Likewise.
7622 (gen_subroutine_type_die): Likewise.
7623 (gen_typedef_die): Likewise.
7624 (force_type_die): Adjust call to modified_type_die.
7626 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7628 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7629 flow throughout the file. Fix broken link to Objective-C 2.0
7631 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7634 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7636 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7638 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7641 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7642 (maybe_record_node): Record cxa_pure_virtual as the only possible
7643 target if there are not ohter candidates.
7644 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7646 2016-01-19 Richard Biener <rguenther@suse.de>
7648 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7649 (get_memory_order): Likewise.
7651 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7653 * tree-vect-stmts.c (vectorizable_store): Check
7656 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7659 * gcc.c (driver::decode_argv): Add call to
7660 init_opts_obstack before init_options_struct.
7661 * opts.c (init_opts_obstack): Remove idempotency.
7662 (init_options_struct): Replace call to init_opts_obstack
7663 with a gcc_assert to verify that it has already been called.
7664 * toplev.c (toplev::main): Add call to init_opts_obstack before
7665 calls to init_options_struct.
7666 (toplev::finalize): Move cleanup of opts_obstack next to
7667 cleanup of save_decoded_options, clearing the latter, and
7668 save_decoded_options_count.
7670 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7673 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7674 attribute to unconditional. Remove %? from output template.
7676 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7677 Jiong Wang <jiong.wang@arm.com>
7679 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7680 generated from different expand order.
7682 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7684 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7685 Add support for CCMP costing.
7687 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7689 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7690 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7691 (fccmpe<mode>): Likewise.
7692 (fcmp): Rename to fcmp and globalize pattern.
7694 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7695 (aarch64_gen_ccmp_next): Add FP support.
7697 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7699 * target.def (gen_ccmp_first): Update documentation.
7700 (gen_ccmp_next): Likewise.
7701 * doc/tm.texi (gen_ccmp_first): Update documentation.
7702 (gen_ccmp_next): Likewise.
7703 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7704 expand_ccmp_expr_1. Improve comments.
7705 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7706 (ccmp_ior<mode>): Remove pattern.
7707 (cmp<mode>): Remove expand.
7708 (cmp): Globalize pattern.
7709 (cstorecc4): Use cc_register.
7710 (mov<mode>cc): Remove ccmp_cc_register check.
7711 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7712 Simplify after removal of CC_DNE/* modes.
7713 (aarch64_ccmp_mode_to_code): Remove.
7714 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7715 In 'k' case use integer as condition.
7716 (aarch64_nzcv_codes): Remove inverted cases.
7717 (aarch64_code_to_ccmode): Remove.
7718 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7719 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7720 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7721 pattern. Return the comparison with CC register. Invert conditions
7723 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7724 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7726 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7728 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7729 instrumented_version.
7731 2016-01-19 Richard Biener <rguenther@suse.de>
7733 PR tree-optimization/69336
7734 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7735 handled components with get_ref_base_and_extent.
7736 (equal_mem_array_ref_p): Adjust.
7738 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7741 * shrink-wrap.c: Include valtrack.h.
7742 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7743 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7744 in between insn and where it will be moved to. Call
7745 dead_debug_insert_temp.
7746 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7747 first and dead_debug_local_finish at the end.
7748 For uses and defs bitmap, handle all regs in between REGNO and
7749 END_REGNO, not just the first one.
7751 2016-01-19 Richard Biener <rguenther@suse.de>
7753 PR tree-optimization/69352
7754 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7755 (equal_mem_array_ref_p): Constrain size and max size properly.
7756 Compare the reverse flag.
7758 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7760 * ira.c (ira): Update regstat data if we deleted insns.
7762 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7764 PR rtl-optimization/68955
7765 PR rtl-optimization/64557
7766 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7767 here. Fix up formatting.
7768 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7770 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7773 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7774 assume that the node has body.
7775 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7778 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7780 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7783 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7785 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7786 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7788 2016-01-19 Martin Jambor <mjambor@suse.cz>
7789 Martin Liska <mliska@suse.cz>
7790 Michael Matz <matz@suse.de>
7792 * Makefile.in (OBJS): Add new source files.
7793 (GTFILES): Add hsa.c.
7794 * common.opt (disable_hsa): New variable.
7795 (-Whsa): New warning.
7796 * config.in (ENABLE_HSA): New.
7797 * configure.ac: Treat hsa differently from other accelerators.
7798 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7800 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7801 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7802 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7804 * doc/invoke.texi (-Whsa): Document.
7805 (hsa-gen-debug-stores): Likewise.
7806 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7807 to invoke offload compiler for hsa acclerator.
7808 * opts.c (common_handle_option): Determine whether HSA offloading
7809 should be performed.
7810 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7811 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7812 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7813 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7814 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7815 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7816 GF_OMP_FOR_KIND_GRID_LOOP.
7817 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7818 (pp_gimple_stmt_1): Likewise.
7819 * gimple-walk.c (walk_gimple_stmt): Likewise.
7820 * gimple.c (gimple_build_omp_grid_body): New function.
7821 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7822 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7823 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7824 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7825 GF_OMP_TEAMS_GRID_PHONY.
7826 (gimple_statement_omp_single_layout): Updated comments.
7827 (gimple_build_omp_grid_body): New function.
7828 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7829 (gimple_omp_for_grid_phony): New function.
7830 (gimple_omp_for_set_grid_phony): Likewise.
7831 (gimple_omp_parallel_grid_phony): Likewise.
7832 (gimple_omp_parallel_set_grid_phony): Likewise.
7833 (gimple_omp_teams_grid_phony): Likewise.
7834 (gimple_omp_teams_set_grid_phony): Likewise.
7835 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7836 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7837 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7838 (BUILT_IN_GOMP_TARGET): Updated type.
7839 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7840 (adjust_for_condition): New function.
7841 (get_omp_for_step_from_incr): Likewise.
7842 (extract_omp_for_data): Moved parts to adjust_for_condition and
7843 get_omp_for_step_from_incr.
7844 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7845 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7846 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7847 (scan_omp_parallel): Do not create child functions for phony
7849 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7850 (scan_omp_1_op): Checking assert we are not remapping to
7851 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7852 (parallel_needs_hsa_kernel_p): New function.
7853 (expand_parallel_call): Register apprpriate parallel child
7854 functions as HSA kernels.
7855 (grid_launch_attributes_trees): New type.
7856 (grid_attr_trees): New variable.
7857 (grid_create_kernel_launch_attr_types): New function.
7858 (grid_insert_store_range_dim): Likewise.
7859 (grid_get_kernel_launch_attributes): Likewise.
7860 (get_target_argument_identifier_1): Likewise.
7861 (get_target_argument_identifier): Likewise.
7862 (get_target_argument_value): Likewise.
7863 (push_target_argument_according_to_value): Likewise.
7864 (get_target_arguments): Likewise.
7865 (expand_omp_target): Call get_target_arguments instead of looking
7866 up for teams and thread limit.
7867 (grid_expand_omp_for_loop): New function.
7868 (grid_arg_decl_map): New type.
7869 (grid_remap_kernel_arg_accesses): New function.
7870 (grid_expand_target_kernel_body): New function.
7871 (expand_omp): Call it.
7872 (lower_omp_for): Do not emit phony constructs.
7873 (lower_omp_taskreg): Do not emit phony constructs but create for them
7874 a temporary variable receiver_decl.
7875 (lower_omp_taskreg): Do not emit phony constructs.
7876 (lower_omp_teams): Likewise.
7877 (lower_omp_grid_body): New function.
7878 (lower_omp_1): Call it.
7879 (grid_reg_assignment_to_local_var_p): New function.
7880 (grid_seq_only_contains_local_assignments): Likewise.
7881 (grid_find_single_omp_among_assignments_1): Likewise.
7882 (grid_find_single_omp_among_assignments): Likewise.
7883 (grid_find_ungridifiable_statement): Likewise.
7884 (grid_target_follows_gridifiable_pattern): Likewise.
7885 (grid_remap_prebody_decls): Likewise.
7886 (grid_copy_leading_local_assignments): Likewise.
7887 (grid_process_kernel_body_copy): Likewise.
7888 (grid_attempt_target_gridification): Likewise.
7889 (grid_gridify_all_targets_stmt): Likewise.
7890 (grid_gridify_all_targets): Likewise.
7891 (execute_lower_omp): Call grid_gridify_all_targets.
7892 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7893 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7894 (tree_omp_clause): Added union field dimension.
7895 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7896 * tree.c (omp_clause_num_ops): Added number of arguments of
7897 OMP_CLAUSE__GRIDDIM_.
7898 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7899 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7900 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7901 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7902 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7903 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7904 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7905 * tree-pass.h (make_pass_gen_hsail): Declare.
7906 (make_pass_ipa_hsa): Likewise.
7907 * ipa-hsa.c: New file.
7908 * lto-section-in.c (lto_section_name): Add hsa section name.
7909 * lto-streamer.h (lto_section_type): Add hsa section.
7910 * timevar.def (TV_IPA_HSA): New.
7911 * hsa-brig-format.h: New file.
7912 * hsa-brig.c: New file.
7913 * hsa-dump.c: Likewise.
7914 * hsa-gen.c: Likewise.
7917 * toplev.c (compile_file): Call hsa_output_brig.
7918 * hsa-regalloc.c: New file.
7920 2016-01-18 Jeff Law <law@redhat.com>
7922 PR tree-optimization/69320
7923 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7924 ranged object, do nothing if the RHS constant is not [0..1].
7925 (optimize_stmt): Comparing a boolean ranged object against a
7926 constant outside [0..1] results in a compile-time constant.
7928 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7931 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7933 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7934 (Option Summary): Update to reflect new section and moved options.
7935 (C++ Dialect Options): Move -fstats to new section.
7936 (Debugging Options): Move all dump, statistics, and other GCC
7937 developer options to new section. Rewrite section introduction
7938 and re-order remaining options to put the more basic ones first.
7939 (Optimization Options): Move -fira-verbose and -flto-report* to
7941 (Developer Options): New section incorporating moved options.
7942 * doc/cppopts.texi (-dM): Update cross-reference.
7944 2016-01-18 Richard Henderson <rth@redhat.com>
7947 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7948 operands to pseudo only if CSE is expected. Split long immediate
7949 operands only after reload, and for the stack pointer.
7950 (*add<GPI>3_pluslong): Remove.
7951 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7952 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7953 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7954 (*add<GPI>3 peepholes): New.
7955 (*add<GPI>3 splitters): New.
7956 * config/aarch64/constraints.md (Upl): New.
7957 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7959 2016-01-18 Richard Biener <rguenther@suse.de>
7961 PR tree-optimization/69297
7962 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7964 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7966 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7969 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7970 of mixind vector and scalar types.
7971 (fold_relational_const): Add handling of vector
7972 comparison with boolean result.
7973 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7974 comparison of vector operands with boolean result for EQ/NE only.
7975 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7976 (verify_gimple_cond): Likewise.
7977 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7980 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7982 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7985 2016-01-18 Richard Biener <rguenther@suse.de>
7988 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7990 2016-01-18 Tom de Vries <tom@codesourcery.com>
7992 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7994 2016-01-18 Tom de Vries <tom@codesourcery.com>
7996 * omp-low.c (set_oacc_fn_attrib): Make extern.
7997 * omp-low.h (set_oacc_fn_attrib): Declare.
7998 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7999 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8000 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8001 Add and handle function parameter oacc_kernels_p.
8002 (find_reduc_addr, get_omp_data_i_param): New function.
8003 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8004 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8005 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8006 Calculate dominance info. Skip loops that are not in a kernels region
8007 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8008 (pass_parallelize_loops::execute): Call parallelize_loops with
8009 oacc_kernels_p argument.
8010 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8011 New member function.
8012 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8013 * passes.def: Add argument to pass_parallelize_loops instantation.
8015 2016-01-18 Tom de Vries <tom@codesourcery.com>
8017 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8018 pass_parallelize_loops to be run outside the loop pipeline.
8020 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8022 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8023 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8025 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8028 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8029 using get_ref_base_and_extent.
8030 (equal_mem_array_ref_p): New.
8031 (hashable_expr_equal_p): Add call to previous.
8033 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8036 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8037 (sra_initialize): Allocate disqualified_constants.
8038 (sra_deinitialize): Free disqualified_constants.
8039 (disqualify_candidate): Update disqualified_constants when appropriate.
8040 (create_access): Scan for constant-pool entries as we go along.
8041 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8042 (maybe_add_sra_candidate): Allow constant-pool entries.
8043 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8044 (initialize_constant_pool_replacements): New.
8045 (sra_modify_assign): Avoid mangling assignments created by previous,
8046 and don't generate writes into constant pool.
8047 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8049 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8051 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8053 (scalar_chain::convert_op): Likewise.
8054 * config/i386/i386.md (*andndi3_doubleword): New.
8056 2016-01-18 Richard Biener <rguenther@suse.de>
8058 PR tree-optimization/69170
8059 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8060 building a vector from scalar results of a pattern stmt.
8062 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8064 * haifa-sched.c (autopref_multipass_init): Work around
8065 -Wmaybe-uninitialized warning.
8067 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8069 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8070 against the constant 0.
8072 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8074 PR tree-optimization/68799
8075 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8076 look up phi candidates in the statement-candidate map.
8077 (phi_add_costs): Likewise.
8078 (record_phi_increments): Likewise.
8079 (phi_incr_cost): Likewise.
8080 (ncd_with_phi): Likewise.
8081 (all_phi_incrs_profitable): Likewise.
8083 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8085 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8086 -Wmaybe-uninitialized warning.
8088 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8090 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8091 (Option Summary): Update to reflect new section and moved options.
8092 (C++ Dialect Options): Move -fvtable-verify and related options.
8093 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8094 and profiling-related options.
8095 (Optimization Options): Move profile generation options and
8096 -fstack-protector and related options.
8097 (Instrumentation Options): New section incorporating moved options.
8098 (Code Generation Options): Move -finstrument-functions and
8099 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8101 2016-01-16 Tom de Vries <tom@codesourcery.com>
8103 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8105 2016-01-16 Tom de Vries <tom@codesourcery.com>
8107 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8109 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8111 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8112 that checks whether the table is already empty. Rename the
8113 original implementation to...
8114 (hash_table::empty_slot): ...this new private function.
8116 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8119 * diagnostic-show-locus.c (layout::print_source_line): Move x
8120 offset of line until after call to
8121 get_line_width_without_trailing_whitespace.
8123 2016-01-15 Jeff Law <law@redhat.com>
8125 PR tree-optimization/69270
8126 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8127 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8128 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8129 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8130 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8131 ssa_name_has_boolean_range and constant_boolean_node.
8133 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8135 PR rtl-optimization/69030
8136 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8138 (spill_pseudos): Delete debug insn for dead pseudo.
8139 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8141 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8143 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8145 (TYPES_UNOPUS): Likewise.
8146 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8147 builtin type, from UNOP to UNOPUS.
8148 (lbtruncuv4sf): Likewise.
8149 (lbtruncuv2df): Likewise.
8150 (lrounduv2sf): Likewise.
8151 (lrounduv4sf): Likewise.
8152 (lrounduv2df): Likewise.
8153 (lroundusf): Likewise.
8154 (lroundusf): Likewise.
8155 (lceiluv2sf): Likewise.
8156 (lceiluv4sf): Likewise.
8157 (lceiluv2df): Likewise.
8158 (lceilusf): Likewise.
8159 (lceiludf): Likewise.
8160 (lflooruv2sf): Likewise.
8161 (lflooruv4sf): Likewise.
8162 (lflooruv2df): Likewise.
8163 (lfloorusf): Likewise.
8164 (lfloorudf): Likewise.
8165 (lfrintnuv2sf): Likewise.
8166 (lfrintnuv4sf): Likewise.
8167 (lfrintnuv2df): Likewise.
8168 (lfrintnusf): Likewise.
8169 (lfrintnudf): Likewise.
8170 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8172 (vcvtq_u32_f32): Likewise.
8173 (vcvtq_u64_f64): Likewise.
8174 (vcvta_u32_f32): Likewise.
8175 (vcvtaq_u32_f32): Likewise.
8176 (vcvtaq_u64_f64): Likewise.
8177 (vcvtm_u32_f32): Likewise.
8178 (vcvtmq_u32_f32): Likewise.
8179 (vcvtmq_u64_f64): Likewise.
8180 (vcvtn_u32_f32): Likwise.
8181 (vcvtnq_u32_f32): Likewise.
8182 (vcvtnq_u64_f64): Likewise.
8183 (vcvtp_u32_f32): Likewise.
8184 (vcvtpq_u32_f32): Likewise.
8185 (vcvtpq_u64_f64): Likewise.
8186 (vcvtmd_u64_f64): Likewise.
8187 (vcvtms_u32_f32): Likewise.
8188 (vcvtad_u64_f64): Likewise.
8189 (vcvtas_u32_f32): Likewise.
8190 (vcvtnd_u64_f64): Likewise.
8191 (vcvtns_u32_f32): Likewise.
8192 (vcvtpd_u64_f64): Likewise.
8193 (vcvtps_u32_f32): Likewise.
8195 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8197 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8198 CSEL of zero_extended registers.
8200 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8202 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8203 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8205 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8207 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8208 false when argument string is not found in the attributes table
8211 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8214 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8215 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8216 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8219 2016-01-15 Richard Biener <rguenther@suse.de>
8221 PR tree-optimization/66856
8222 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8223 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8224 (vect_create_new_slp_node): Increment stmt reference count.
8225 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8226 an SLP tree before swapping operands.
8227 (vect_build_slp_tree): Likewise.
8228 (destroy_bb_vec_info): Free stmt info after SLP instances.
8229 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8230 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8231 (STMT_VINFO_NUM_SLP_USES): New macro.
8233 2016-01-15 Richard Biener <rguenther@suse.de>
8236 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8237 (add_linkage_name): ... here.
8238 (gen_typedef_die): Use add_linkage_name_raw instead of
8239 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8242 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8244 * gimplify.c (oacc_default_clause): Decode reference and pointer
8245 types for both kernels and parallel regions.
8247 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8250 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8252 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8254 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8255 (convert_scalars_to_vector): Likewise.
8257 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8259 * doc/extend.texi (Type Traits): Fix grammar.
8261 2016-01-15 Martin Jambor <mjambor@suse.cz>
8263 * tree-inline.c (remap_decl): Use existing dclarations if
8264 remapping a type and prevent_decl_creation_for_types.
8265 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8266 decls first. Do real remapping with
8267 prevent_decl_creation_for_types set.
8268 * tree-inline.h (copy_body_data): New field
8269 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8272 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8274 * config/s390/s390.opt (mmvcle): More verbose help text.
8276 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8278 * config/s390/s390.opt: Add period to -mzvector option text.
8280 2016-01-15 Richard Biener <rguenther@suse.de>
8282 PR tree-optimization/68961
8283 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8284 of invariants in stores again.
8286 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8288 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8290 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8292 * config/i386/i386.c (ix86_expand_branch): Don't split
8293 DI mode xor instruction to SI mode.
8295 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8298 * ipa-icf.c (sem_function::merge): Virtual functions may become
8299 reachable even if they address is not taken and there are no
8302 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8304 * lto-streamer-out.c (subtract_estimated_size): New function.
8305 (get_symbol_initial_value): Use it.
8307 2016-01-15 Christian Bruel <christian.bruel@st.com>
8310 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8311 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8312 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8313 use add_builtin_function_ext_scope instead of add_builtin_function.
8314 (neon_set_p, neon_crypto_set_p): Remove.
8315 (arm_init_builtins): Always call arm_init_neon_builtins and
8316 arm_init_crypto_builtins.
8317 (arm_expand_builtin): Check that builtins are allowed for the arch.
8318 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8319 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8320 arm_init_neon_builtins call.
8322 2016-01-15 Richard Biener <rguenther@suse.de>
8324 PR tree-optimization/69117
8325 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8326 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8327 of the leader conservatively.
8328 (free_scc_vn): Restore original SSA name infos.
8330 2016-01-14 Jeff Law <law@redhat.com>
8332 PR tree-optimization/69270
8333 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8334 single bit of precision, verify it's also unsigned.
8335 (record_edge_info): Use constant_boolean_node rather than fold_convert
8336 to convert boolean_true/boolean_false to the right type.
8338 2016-01-14 Richard Henderson <rth@redhat.com>
8341 * loop-doloop.c (record_reg_sets): New.
8342 (doloop_optimize): Reject the transform if the sequence
8343 clobbers registers live at the end of the loop block.
8344 (doloop_optimize_loops): Enable df_live if needed.
8346 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8348 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8349 * gcc/config/rs6000/rs6000.c: Likewise.
8350 * gcc/config/rs6000/rs6000.h: Likewise.
8351 * gcc/config/rs6000/rs6000.md: Likewise.
8352 * gcc/doc/extend.texi: Likewsie.
8354 2016-01-14 Jeff Law <law@redhat.com>
8356 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8359 2016-01-14 Richard Henderson <rth@redhat.com>
8363 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8364 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8365 instead of builtin_decl_declared_p to test for declaration.
8367 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8369 * doc/loop.texi (Loop Analysis and Representation): Document
8370 loop_depth function.
8372 2016-01-14 Tom de Vries <tom@codesourcery.com>
8374 PR tree-optimization/68773
8375 * omp-low.c (expand_omp_target): Don't set force_output.
8376 * varpool.c (varpool_node::get_create): Same.
8377 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8378 offload_funcs with force_output.
8380 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8383 * lra-eliminations.c (move_plus_up): Don't change anything if either
8384 the outer or inner subreg mode is not MODE_INT.
8385 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8386 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8388 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8390 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8391 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8392 reduc_uplus_@var{m}): Remove.
8393 * expr.c (expand_expr_real_2): Remove expansion path for
8394 reduc_[us](min|max|plus) optabs.
8395 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8396 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8397 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8398 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8399 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8400 reduc_[us](min|max|plus) optabs.
8402 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8404 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8405 (reduc_plus_scal_v2sf): New.
8406 (reduc_smax_v2sf): Rename to...
8407 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8408 (reduc_smin_v2sf): Rename to...
8409 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8411 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8413 * alias.c (compare_base_symbol_refs): New function.
8414 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8417 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8420 PR tree-optimization/69155
8421 * tree-complex.c: Include cfganal.h.
8422 (phis_to_revisit): New variable.
8423 (extract_component): Add phiarg_p argument. Assert that returned
8424 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8425 (update_phi_components): Partly rewrite to use loop over real/imag
8426 components instead of code duplication. If extract_component returns
8427 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8428 create_tmp_reg into the PHI node instead, and mention the phi triplet
8430 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8431 in phis_to_revisit at the end.
8433 2016-01-14 Richard Biener <rguenther@suse.de>
8435 PR tree-optimization/68060
8436 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8437 outer loop reduction is only used in the inner loop before
8438 detecting a double reduction.
8440 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8443 * combine.c (expand_field_assignment): Punt if compute_mode is
8444 unsupported scalar mode.
8446 2016-01-14 Richard Biener <rguenther@suse.de>
8448 PR tree-optimization/66856
8449 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8450 SLP node only if it built successfully.
8451 (vect_analyze_slp_instance): Adjust.
8453 2016-01-14 Jeff Law <law@redhat.com>
8455 PR tree-optimization/69270
8456 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8457 (record_edge_info): Use it. Convert boolean_{true,false}_node
8460 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8463 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8464 use block_ultimate_origin
8465 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8467 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8469 * doc/invoke.texi (Submodel Options): Rename section to
8470 "Machine-Dependent Options" to better reflect its content.
8471 Rewrite introductory text to remove archaic CPU names.
8474 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8476 * doc/invoke.texi (Code Gen Options): Move section up in file,
8477 before target-specific options. Update menu and option summary
8478 to reflect the new section ordering.
8480 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8482 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8483 (C++ Dialect Options): Add cross-reference to -std option.
8484 * doc/standards.texi (C++ Language): Document C++14 support.
8486 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8488 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8489 for pack/unpack functions for __ibm128.
8490 (PACK_IF): Likewise.
8491 (UNPACK_IF): Likewise.
8493 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8494 support for __ibm128 pack/unpack functions.
8495 (rs6000_invalid_builtin): Likewise.
8496 (rs6000_init_builtins): Likewise.
8497 (rs6000_opt_masks): Likewise.
8499 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8500 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8502 (RS6000_BTM_COMMON): Likewise.
8504 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8505 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8506 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8507 128-bit floating point. Add support for the double values to be
8508 in Altivec registers for TF/IF packing and unpacking, but restrict
8509 TD packing sub-fields to be FPR registers. Don't allow overlapped
8510 register support for packing. Allow pack inputs to be memory
8511 locations. Don't build generator functions for unpack<mode>_dm
8512 and unpack<mode>_nodm.
8513 (unpack<mode>_dm): Likewise.
8514 (unpack<mode>_nodm): Likewise.
8515 (pack<mode>): Likewise.
8517 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8518 built-in functions to pack/unpack explicit __ibm128 values.
8519 (__builtin_unpack_ibm128): Likewise.
8521 * doc/extend.texi (PowerPC Built-in Functions): Document
8522 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8524 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8527 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8528 Add new arg loc and pass it down as context.
8529 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8530 to the location to use for the warning.
8531 (check_function_arguments): New arg loc. All callers changed. Pass
8532 it to check_function_nonnull.
8533 * c-common.h (check_function_arguments): Adjust declaration.
8535 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8537 PR tree-optimization/69156
8538 * gimple.c (validate_type): Removed.
8539 (gimple_builtin_call_types_compatible_p): Use
8540 useless_type_conversion_p instead of validate_type.
8541 * value-prof.c (gimple_stringop_fixed_value): Fold
8542 icall_size to correct type.
8544 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8546 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8549 2016-01-13 Richard Henderson <rth@redhat.com>
8552 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8553 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8554 (ix86_builtin_tm_store): Remove.
8555 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8556 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8557 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8558 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8559 * doc/tm.texi: Rebuild.
8561 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8562 (BUILT_IN_TM_MEMCPY_RTWN): New.
8563 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8564 fallback from vector to integer helpers.
8565 (build_tm_load): Handle vector types directly, instead of
8567 (build_tm_store): Likewise.
8568 (expand_assign_tm): Prepare for register types not handled by
8569 the above. Copy them to memory and use memcpy.
8570 * tree.c (tm_define_builtin): New.
8571 (find_tm_vector_type): New.
8572 (build_tm_vector_builtins): New.
8573 (build_common_builtin_nodes): Call it.
8575 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8577 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8578 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8580 2016-01-13 Tom de Vries <tom@codesourcery.com>
8582 PR tree-optimization/69169
8583 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8584 handled_struct_type param.
8585 (create_variable_info_for, intra_create_variable_infos): Call
8586 create_variable_info_for_1 with extra arg.
8588 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8590 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8591 and "armv8.1-a+crc" entries.
8593 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8596 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8597 Change first operand predicate from register_or_constm1_operand
8598 to register_operand.
8599 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8600 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8601 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8602 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8603 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8604 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8605 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8606 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8607 comparison with constm1_rtx from vec_prefetch_gen part.
8609 2016-01-13 Richard Biener <rguenther@suse.de>
8611 PR tree-optimization/69013
8612 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8613 Exchange assert for a test.
8615 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8618 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8620 2016-01-13 Richard Biener <rguenther@suse.de>
8622 PR tree-optimization/69242
8623 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8624 assert with a check.
8626 2016-01-13 Richard Biener <rguenther@suse.de>
8628 PR tree-optimization/69186
8629 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8630 Properly guard vect_update_misalignment_for_peel call.
8632 2016-01-12 Jeff Law <law@redhat.com>
8634 PR tree-optimization/pr67755
8635 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8636 "need_profile_correction".
8637 (thread_block_1): Initialize new field to false by default. If we
8638 have multiple thread paths through a common joiner to different
8639 final targets, then set new field to true.
8640 (compute_path_counts): Only do count adjustment when it's really
8643 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8645 * doc/invoke.texi (Spec Files): Move section down in file, past
8646 all command-line option descriptions.
8648 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8651 * doc/gty.texi: Remove documentation of mark_hook.
8652 * gengtype.c (struct write_types_data): Remove code to support
8653 mark_hook attribute.
8654 (walk_type): Likewise.
8655 (write_func_for_structure): Likewise.
8657 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8659 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8660 Directory Options, and -specs= to Overall Options.
8661 (Overall Options): Adjust similarly. Reorder to group related
8662 options together. Make -specs= cross-reference the spec file details.
8663 (Directory Options): Adjust similarly.
8665 2016-01-12 Jeff Law <law@redhat.com>
8667 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8669 2016-01-12 Olivier Hainque <hainque@adacore.com>
8671 * gcc.c (spec_undefvar_allowed): New global.
8672 (process_command): Set to true when running for --version or --help,
8674 (getenv_spec_function): When the variable is not defined, use the
8675 variable name as the variable value if we're allowed not to issue
8678 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8680 PR tree-optimization/68911
8681 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8682 information computed for expression "init + nit * step".
8684 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8686 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8687 about name of GCC executable. Remove deleted node from menu.
8688 (Directory Options) <-B>: Remove cross-reference to deleted node.
8689 (Target Options): Delete section.
8691 2016-01-12 Christian Bruel <christian.bruel@st.com>
8694 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8695 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8697 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8700 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8701 aligned_mem is properly set for AVX512-VL floating point masked
8705 * ifcvt.c (cond_exec_process_if_block): When removing the last
8706 insn from then_bb, remove also any possible barriers that follow it.
8708 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8712 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8713 (PTRDIFF_TYPE): Likewise.
8714 (WCHAR_TYPE): Likewise.
8715 (WCHAR_TYPE_SIZE): Likewise.
8716 (STDINT_LONG32): Likewise.
8718 2016-01-12 Richard Biener <rguenther@suse.de>
8720 PR tree-optimization/69053
8721 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8722 convert initial value for cond reductions.
8724 2016-01-12 Richard Biener <rguenther@suse.de>
8726 PR tree-optimization/69007
8727 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8728 widen_sum after dot_prod and sad.
8730 2016-01-12 Richard Biener <rguenther@suse.de>
8732 PR tree-optimization/69168
8733 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8734 pattern stmt SLP type.
8735 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8736 end up unused so cope with that case.
8738 2016-01-12 Richard Biener <rguenther@suse.de>
8740 PR tree-optimization/69157
8741 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8742 stmts def type only during analyze phase.
8743 (vectorizable_call): Likewise.
8744 (vectorizable_simd_clone_call): Likewise.
8745 (vectorizable_conversion): Likewise.
8746 (vectorizable_assignment): Likewise.
8747 (vectorizable_shift): Likewise.
8748 (vectorizable_operation): Likewise.
8749 (vectorizable_store): Likewise.
8750 (vectorizable_load): Likewise.
8752 2016-01-12 Richard Biener <rguenther@suse.de>
8754 PR tree-optimization/69174
8755 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8757 (vectorizable_load): Properly compute the number of loads needed
8758 for permuted strided SLP loads and do not spuriously assign
8759 to SLP_TREE_VEC_STMTS.
8761 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8763 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8764 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8765 (MD_EXEC_PREFIX): Remove.
8766 (MD_STARTFILE_PREFIX) Removee.
8767 (FILE_NAME_ABSOLUTE_P): Remove.
8768 (CPP_SPEC): Do not read macros from sys/version.h.
8769 (LINK_COMMAND_SPEC): Remove.
8770 (LOCAL_INCLUDE_DIR): Remove.
8771 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8772 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8773 (POST_LINK_SPEC): Define to invoke stubify after linker
8774 (LIBSTDCXX): Remove define
8775 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8776 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8777 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8778 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8779 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8780 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8781 (i386_djgpp_asm_named_section): Add propotype of new procedure
8783 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8784 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8785 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8786 in config/i386/djgpp.h).
8787 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8788 STANDARD_STARTFILE_PREFIX_1.
8789 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8790 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8791 installation errors.
8792 (MAX_OFILE_ALIGNMENT): Define to 128.
8793 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8795 * config/i386/djgpp.c: New file. Add implementation of
8796 i386_djgpp_asm_named_section.
8798 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8800 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8801 Add rule for building djgpp.o.
8803 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8805 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8806 (rtx_is_swappable_p): Reductions are swappable.
8807 (insn_is_swappable_p): V2DF reductions are swappable.
8809 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8811 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8812 reloads for other unsupported memory operands.
8814 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8815 Jim Wilson <jim.wilson@linaro.org>
8818 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8819 copy_to_mode_reg instead of force_reg.
8821 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8824 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8825 TARGET_80387 is true.
8827 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8830 * lra-eliminations.c (move_plus_up): Only move plus up
8831 if subreg of the constant can be simplified into constant
8832 and use the simplified subreg of the constant instead of
8833 the original constant.
8835 * fold-const.c (fold_convertible_p): Don't return true
8836 for conversion of VECTOR_TYPE to same sized integral type.
8837 (fold_convert_loc): Fix up formatting. Fold conversion of
8838 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8839 instead of NOP_EXPR.
8841 PR tree-optimization/69214
8842 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8843 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8846 PR tree-optimization/69207
8847 * tree-vect-slp.c (vect_get_constant_vectors): For
8848 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8849 fold_convertible_p to vector_type's element type, and always
8850 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8852 2016-01-11 Richard Biener <rguenther@suse.de>
8854 PR tree-optimization/69173
8855 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8856 fixup the cycle if all stmts are in a pattern.
8858 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8861 * alias.c (base_alias_check): Move check for addresses with
8862 alignment ANDs before the call for compare_base_decls.
8863 (memrefs_conflict_p): Return -1 for different decls
8864 that went through alignment adjustments.
8866 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8868 PR rtl-optimization/68796
8869 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8870 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8871 and QImode comparisons against zero with CC_NZmode.
8872 * config/aarch64/iterators.md (short_mask): New mode_attr.
8874 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8876 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8877 (<avx512>_store<mode>_mask): Likewise.
8879 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8880 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8882 PR rtl-optimization/68841
8883 * ifcvt.c (struct noce_if_info): Add orig_x field.
8884 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8885 Don't record conflicts on to_rename if it's present.
8886 Allow memory destinations in sets.
8887 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8888 blocks, passing orig_x to the checks.
8889 (noce_process_if_block): Set if_info->orig_x appropriately.
8891 2016-01-11 Tom de Vries <tom@codesourcery.com>
8893 PR tree-optimization/69069
8894 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8896 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8898 PR rtl-optimization/68920
8899 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8900 of conditional moves for RTL if-conversion to 1 for
8901 TARGET_ONE_IF_CONV_INSN.
8902 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8903 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8904 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8905 parameter to restirct number of conditional moves for
8907 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8908 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8911 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8914 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8915 onepart vars. Fix typo in comment. Fix reversed condition in
8917 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8920 * var-tracking.c (dump_onepart_variable_differences): New.
8921 (dataflow_set_different): If a detailed dump is requested,
8922 delay early returns and dump differences between onepart
8923 variables present before and after, and added variables.
8925 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8928 * expr.c (expand_expr_real_1): For boolean vector constants
8929 with a scalar mode use const_scalar_mask_from_tree.
8930 (const_scalar_mask_from_tree): New.
8931 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8932 assigned to a mask type to handle constants.
8934 2016-01-11 Martin Jambor <mjambor@suse.cz>
8937 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8938 useless parameters if we cannot change function signature.
8940 2016-01-11 Martin Jambor <mjambor@suse.cz>
8943 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8946 2016-01-11 Tom de Vries <tom@codesourcery.com>
8948 PR tree-optimization/69109
8949 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8952 2016-01-11 Tom de Vries <tom@codesourcery.com>
8954 PR tree-optimization/69108
8955 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8956 res is not used in a phi.
8958 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8961 * common.opt (frandom-seed): Fix parameter name.
8962 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8964 2016-01-11 Tom de Vries <tom@codesourcery.com>
8966 PR tree-optimization/69058
8967 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8970 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8972 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8973 (mcode-density): Likewise.
8975 2016-01-10 Tom de Vries <tom@codesourcery.com>
8977 PR tree-optimization/69062
8978 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8979 (parallelize_loops): Don't paralelize loop that has phi with address
8982 2016-01-10 Tom de Vries <tom@codesourcery.com>
8984 PR tree-optimization/69039
8985 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8988 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8991 * match.pd: Require target has function_c99_misc before doing
8992 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8994 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8996 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8998 * configure: Regenerate.
9000 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9003 PR tree-optimization/69097
9004 * fold-const.h (expr_not_equal_to): New prototype.
9005 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9006 (expr_not_equal_to): New function.
9007 * match.pd (X % -Y is the same as X % Y): Don't optimize
9008 unless X is known not to be equal to minimum or Y is known
9009 not to be equal to -1.
9010 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9011 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9012 (simplify_stmt_using_ranges): Adjust caller.
9013 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9014 substitute_and_fold.
9016 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9018 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9021 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9023 PR tree-optimization/69167
9024 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9025 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9027 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9029 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9030 Richard Biener <rguenther@suse.de>
9032 PR tree-optimization/68707
9033 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9034 instances that can be handled via vect_load_lanes.
9036 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9038 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9039 if we can't determine address equivalence.
9040 * alias.c (compare_base_decl): Update for changed return value of
9041 symtab_node::equal_address_to.
9043 2016-01-08 Jason Merrill <jason@redhat.com>
9047 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9048 * expr.c (store_field): Not here.
9049 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9050 call with TREE_ADDRESSABLE type.
9051 * tree-cfg.c (verify_gimple_call): Adjust.
9053 2016-01-08 Olivier Hainque <hainque@adacore.com>
9055 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9058 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9060 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9061 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9062 (reduc_smin_v2sf): Rename to...
9063 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9064 (reduc_splus_v2sf): Rename to...
9065 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9067 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9069 PR tree-optimization/69162
9070 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9071 valist argument in another argument.
9072 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9073 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9074 to determine the va_list type, build a MEM_REF instead of
9075 build_fold_indirect_ref.
9077 PR tree-optimization/69172
9078 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9081 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9083 PR tree-optimization/67781
9084 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9085 and cmpnop in two steps: first the ones not accessed in original
9086 gimple expression in a endian independent way and then the ones not
9087 accessed in the final result in an endian-specific way.
9089 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9091 PR tree-optimization/69083
9092 * tree-vect-slp.c (vect_get_constant_vectors): For
9093 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9094 element type. If op is fold_convertible_p to vector_type's element
9095 type, use NOP_EXPR instead of VCE.
9097 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9099 PR rtl-optimization/67778
9100 PR rtl-optimization/68634
9101 PR rtl-optimization/68909
9102 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9103 block from the stack until done with it. Remove a superfluous
9104 bitmap set. Remove a superfluous bitmap test.
9106 2016-01-07 Martin Sebor <msebor@redhat.com>
9109 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9110 constraint on the type of arguments.
9112 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9114 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9115 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9116 unaligned_access on the gcc_options set.
9117 * config/arm/arm.c (arm_option_override_internal): Use
9118 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9120 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9123 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9124 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9126 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9129 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9132 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9133 depending on frame_pointer_needed before remaining integer and SSE
9134 registers are saved.
9136 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9139 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9141 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9144 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9145 Use the "xBm" constraint.
9146 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9148 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9149 (sse_cvtsi2ssq<round_name>): Likewise.
9150 (sse_cvtss2si<round_name>): Likewise.
9151 (sse_cvtss2siq<round_name>): Likewise.
9152 (sse2_cvtsi2sdq<round_name>): Likewise.
9153 (sse2_cvtsd2si<round_name>): Likewise.
9154 (sse2_cvtsd2siq<round_name>): Likewise.
9155 * config/i386/subst.md (round_nimm_scalar_predicate): New
9158 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9161 * varasm.c (make_decl_rtl): Mark invalid register vars as
9164 PR rtl-optimization/66206
9165 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9166 All callers changed.
9168 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9170 PR tree-optimization/69141
9171 * tree-ssa-pre.c: Include langhooks.h.
9172 (eliminate_dom_walker::before_dom_children): Use
9173 lang_hooks.decl_printable_name instead of
9174 cgraph_node::get ()->name ().
9177 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9178 it and DECL_ALIGN too.
9180 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9182 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9184 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9188 depending on frame_pointer_needed before remaining integer and SSE
9189 registers are saved.
9191 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9193 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9194 mode iterator with VSX_M2.
9195 (*p9_vecstore_<mode>): Likewise.
9196 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9197 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9198 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9199 (define_split for VSX_LE128 stores): Likewise.
9200 (define_peephole2 for TImode LE swaps): Likewise.
9201 (define_split for VSX_LE128 post-reload stores): Likewise.
9203 2016-01-06 Marek Polacek <polacek@redhat.com>
9206 * convert.c (convert_to_integer_1): Adjust call to
9207 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9208 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9209 EXPR instead of ARG.
9210 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9212 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9215 * doc/extend.texi (RL78 Variable Attributes): New section.
9217 2016-01-05 Marek Polacek <polacek@redhat.com>
9220 * builtins.c (get_memmodel): Use expansion point location rather than
9221 the input location. Call warning_at rather than warning.
9222 (expand_builtin_atomic_compare_exchange): Likewise.
9223 (expand_builtin_atomic_load): Likewise.
9224 (expand_builtin_atomic_store): Likewise.
9225 (expand_builtin_atomic_clear): Likewise.
9227 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9230 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9231 Replace nonimmediate_operand with vector_operand.
9232 * config/i386/predicates.md (vector_operand): New predicate.
9233 (general_vector_operand): Replace nonimmediate_operand with
9235 * config/i386/sse.md: Replace nonimmediate_operand with
9236 vector_operand and m constraint with Bm constraint on SSE
9237 patterns with 16-byte memory operand.
9238 * config/i386/subst.md (round_nimm_predicate): Replace
9239 nonimmediate_operand with vector_operand.
9240 (round_saeonly_nimm_predicate): Likewise.
9241 (round_saeonly_nimm_scalar_predicate): New.
9243 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/constraints.md (Bm): New constraint.
9247 * config/i386/predicates.md (vector_memory_operand): New
9249 * config/i386/sse.md: Replace xm with xBm in plusminus and
9252 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9255 * doc/extend.texi (V850 Function Attributes): New section.
9256 (V850 Variable Attributes): New section.
9258 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9261 * doc/extend.texi (MicroBlaze Function Attributes): Document
9262 interrupt_handler and fast_interrupt attributes.
9264 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9267 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9268 for local symbolic operands.
9269 * config/ia64/predicates.md (local_symbolic_operand64): New
9272 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9274 PR rtl-optimization/68651
9275 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9278 2016-01-05 Nathan Sidwell <nathan@acm.org>
9280 * alias.c (compare_base_decls): Use symtab_node::get.
9282 2016-01-05 Nick Clifton <nickc@redhat.com>
9285 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9286 secondary_reload_info structure.
9289 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9290 decls if weak support is available.
9292 2016-01-04 Martin Sebor <msebor@redhat.com>
9294 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9296 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9298 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9299 OPTION_MASK_P9_DFORM.
9301 * config/rs6000/constraints.md (wo constraint): New constraint for
9304 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9306 (rs6000_init_hard_regno_mode_ok): Likewise.
9308 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9311 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9312 expanders not to have constraints. Add support for ISA 3.0 xxperm
9313 instruction. Add support for fusing xxlor with xxperm.
9314 (altivec_vperm_<mode>_internal): Likewise.
9315 (altivec_vperm_v8hiv16qi): Likewise.
9316 (altivec_vperm_<mode>v16q): Likewise.
9317 (altivec_vperm_<mode>_uns): Likewise.
9318 (vperm_v8hiv4si): Likewise.
9319 (vperm_v16qiv8hi): Likewise.
9321 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9323 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9325 Update copyright years.
9327 * gcc.c (process_command): Update copyright notice dates.
9328 * gcov-dump.c (print_version): Ditto.
9329 * gcov.c (print_version): Ditto.
9330 * gcov-tool.c (print_version): Ditto.
9331 * gengtype.c (create_file): Ditto.
9332 * doc/cpp.texi: Bump @copying's copyright year.
9333 * doc/cppinternals.texi: Ditto.
9334 * doc/gcc.texi: Ditto.
9335 * doc/gccint.texi: Ditto.
9336 * doc/gcov.texi: Ditto.
9337 * doc/install.texi: Ditto.
9338 * doc/invoke.texi: Ditto.
9340 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9342 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9343 modes larger than TImode as TImode if NEON is not enabled.
9345 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9348 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9349 mode for %f0-%f31 only if TARGET_FPU.
9351 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9354 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9355 to compute the PACKED_P predicate.
9356 (function_arg_record_value): Minor tweaks.
9358 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9360 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9361 option for arm*-*-* targets.
9363 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9365 * doc/extend.texi (Common Function Attributes): Move docs for
9366 MSP430-specific attributes to....
9367 (MSP430 Function Attributes): ...here. Delete the redundant
9368 entries and copy-edit the remaining text.
9369 (MSP430 Variable Attributes): Use uniform format for index
9370 entries and add a cross-reference to the corresponding function
9373 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9375 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9377 (x86 Options): Likewise.
9379 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9383 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9384 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9385 to corresponding attribute.
9387 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9389 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9390 to correct alphabetization of table. Copy-edit and correct
9392 <stack_protect>: Likewise.
9393 <target_clones>: Likewise.
9395 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9396 Correct punctuation.
9397 (Code Gen Options) <-fno-plt>: Copy-edit.
9399 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9402 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9403 SI values. Explicitly convert SI to DI and vice-versa.
9405 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9407 PR tree-optimization/69070
9408 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9409 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9412 * ubsan.c (ubsan_instrument_float_cast): Call
9413 initialize_sanitizer_builtins.
9416 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9418 Copyright (C) 2016 Free Software Foundation, Inc.
9420 Copying and distribution of this file, with or without modification,
9421 are permitted in any medium without royalty provided the copyright
9422 notice and this notice are preserved.