1 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5 (simplify_control_stmt_condition_1): ... here. Recurse into
6 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
11 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12 (zero_extendqi<mode>2_dot): Revert earlier conversion from
13 define_insn_and_split to define_insn.
14 (zero_extendqi<mode>2_dot2): Same.
15 (extendqi<mode>2_dot): Same.
16 (extendqi<mode>2_dot2): Same.
18 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
21 (probe_stack): New expander.
22 (probe_stack_<mode>): New insn pattern.
24 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
27 (operations with memory inputs setting flags peephole2):
28 Remove uneeded REG_P checks. Cleanup pattern generation.
30 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
32 * tree-vect-loop.c (vect_transform_loop): Fix
33 nb_iterations_upper_bound computation for vectorized loop.
35 2016-04-29 Marek Polacek <polacek@redhat.com>
36 Jakub Jelinek <jakub@redhat.com>
39 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
40 TARGET_EXPR_SLOT as a base.
42 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
44 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
45 with 'rCm2' constraints to limit possible immediate size.
46 (*load_zeroextendqisi_update): Likewise.
47 (*load_signextendqisi_update): Likewise.
48 (*loadhi_update): Likewise.
49 (*load_zeroextendhisi_update): Likewise.
50 (*load_signextendhisi_update): Likewise.
51 (*loadsi_update): Likewise.
52 (*loadsf_update): Likewise.
54 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/predicates.md (constm1_operand): Fix comparison.
58 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
60 * testsuite/gcc.target/arc/ieee_eq.c: New test.
62 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
64 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
65 remaining SH5 related settings.
66 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
67 shmedia_prepare_call_address): Delete.
68 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
69 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
70 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
71 UNSUPPORTED_SH2A): Remove m5 checks.
72 (sh_divide_strategy_e): Remove SH5 division strategies.
73 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
74 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
76 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
78 * config/s390/s390.c (s390_rtx_costs): Update documentation.
80 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
82 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
83 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
85 * config/s390/vector.md ("mov<mode>"): Likewise.
87 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
89 * config/s390/constraints.md ("U", "W"): Invoke
90 s390_mem_constraint with "ZR" and "ZT".
91 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
92 addresses when using LRA. Accept also short displacements for S
93 and T constraints. Do not check for long displacement target for
95 (s390_mem_constraint): Remove handling of U and W constraints.
96 * config/s390/s390.md (various patterns): Remove the short
97 displacement constraints (Q and R) if a long displacement
98 constraint is present. Add longdisp as required CPU capability.
99 * config/s390/vector.md: Likewise.
100 * config/s390/vx-builtins.md: Likewise.
102 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
105 * reload1.c (reload): Call finish_spills before
106 restarting reload loop. Skip select_reload_regs
107 if update_eliminables_and_spill returns true.
109 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
111 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
112 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
113 (umulhisi3_imm): Update predicates and constraint letters.
114 (umulhisi3_reg): Declare instruction as commutative.
115 * config/arc/constraints.md (J12, J16): New constraints.
116 * config/arc/predicates.md (short_unsigned_const_operand): New
118 (arc_short_operand): Likewise.
119 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
121 2016-04-29 Richard Biener <rguenther@suse.de>
123 PR tree-optimization/13962
124 PR tree-optimization/65686
125 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
126 * tree-ssa-alias.c (ptrs_compare_unequal): New function
127 using PTA to compare pointers.
128 * match.pd: Add pattern for pointer equality compare simplification
129 using ptrs_compare_unequal.
131 2016-04-29 Richard Biener <rguenther@suse.de>
133 * stor-layout.c (layout_type): Do not build a pointer-to-element
136 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
139 Use SWI mode iterator. Use general_reg_operand predicate.
140 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
141 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
144 2016-04-29 Jakub Jelinek <jakub@redhat.com>
147 * fold-const.c (operand_equal_p): Don't verify hash value equality
149 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
152 2016-04-28 Jakub Jelinek <jakub@redhat.com>
155 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
156 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
157 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
158 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
159 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
161 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
163 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
164 to info. Don't initialize separate fields to 0. Clean up
167 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
169 * config/i386/i386.md (peephole2s for operations with memory inputs):
170 Use SWI mode iterator.
171 (peephole2s for operations with memory outputs): Ditto.
172 Do not check for stack checking probe.
174 (probe_stack): Remove expander.
176 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
177 Andrew Burgess <andrew.burgess@embecosm.com>
179 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
182 2016-04-28 Jason Merrill <jason@redhat.com>
184 * gdbinit.in: Skip line-map.h.
186 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
187 Andrew Burgess <andrew.burgess@embecosm.com>
189 * config/arc/arc.c (arc_conditional_register_usage): Take
190 TARGET_RRQ_CLASS into account.
191 (arc_print_operand): Support printing 'p' and 's' operands.
192 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
194 (TARGET_RRQ_CLASS): Define.
195 (IS_POWEROF2_OR_0_P): Define.
196 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
198 (*tst_movb): New define_insn.
199 (*tst): Avoid recognition if it could prevent '*tst_movb'
200 combination; replace c/CnL with c/Chs alternative.
201 (*tst_bitfield_tst): New define_insn.
202 (*tst_bitfield_asr): New define_insn.
203 (*tst_bitfield): New define_insn.
204 (andsi3_i): Add Rrq variant.
205 (extzv): New define_expand.
206 (insv): New define_expand.
207 (*insv_i): New define_insn.
208 (*movb): New define_insn.
209 (*movb_signed): New define_insn.
210 (*movb_high): New define_insn.
211 (*movb_high_signed): New define_insn.
212 (*movb_high_signed + 1): New define_split pattern.
213 (*mrgb): New define_insn.
214 (*mrgb + 1): New define_peephole2 pattern.
215 (*mrgb + 2): New define_peephole2 pattern.
216 * config/arc/arc.opt (mbitops): New option for nps400, uses
217 TARGET_NPS_BITOPS_DEFAULT.
218 * config/arc/constraints.md (q): Make register class conditional.
219 (Rrq): New register constraint.
220 (Chs): New constraint.
221 (Clo): New constraint.
222 (Chi): New constraint.
223 (Cbf): New constraint.
224 (Cbn): New constraint.
225 (C18): New constraint.
226 (Cbi): New constraint.
228 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
230 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
232 (bitmap_intersection_of_preds): Ditto.
233 (bitmap_union_of_succs): Ditto.
234 (bitmap_union_of_preds): Ditto.
235 * sbitmap.c (do_popcount): Delete.
236 (BITMAP_DEBUGGING): Delete.
237 (sbitmap_verify_popcount): Delete.
238 (sbitmap_alloc): Don't initialize the popcount field.
239 (sbitmap_alloc_with_popcount): Delete.
240 (sbitmap_resize): Don't resize the popcount array.
241 (sbitmap_vector_alloc): Don't initialize the popcount field.
242 (bitmap_copy): Don't copy the popcount array.
243 (bitmap_clear): Don't clear the popcount array.
244 (bitmap_clear): Delete the popcount array handling.
245 (bitmap_ior_and_compl): Delete the popcount assert.
247 (bitmap_and_compl): Ditto.
248 (bitmap_and): Delete the popcount array handling.
251 (bitmap_or_and): Delete the popcount assert.
252 (bitmap_and_or): Ditto.
253 (popcount_table): Delete.
254 (sbitmap_elt_popcount): Delete.
255 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
256 (bitmap_set_bit): Delete the popcount assert.
257 (bitmap_clear_bit): Ditto.
258 (sbitmap_free): Don't free the popcount array.
259 (sbitmap_alloc_with_popcount): Delete declaration.
260 (sbitmap_popcount): Ditto.
262 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
263 Andrew Burgess <andrew.burgess@embecosm.com>
265 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
266 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
267 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
268 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
269 * config/arc/arc.opt (mcmem): New option.
270 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
271 supply length for r/m alternative.
272 (*extendqisi2_ac): Likewise.
273 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
275 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
276 (movhi_insn): Likewise.
277 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
278 (*zero_extendqihi2_i): Add r/Ucm alternative.
279 (*zero_extendqisi2_ac): Likewise.
280 (*zero_extendhisi2_i): Likewise.
281 * config/arc/constraints.md (Uex): New memory constraint.
282 (Ucm): New define_constraint.
283 * config/arc/predicates.md (long_immediate_loadstore_operand):
284 Return 0 for MEM with cmem_address address.
285 (cmem_address_0): New predicates.
286 (cmem_address_1): Likewise.
287 (cmem_address_2): Likewise.
288 (cmem_address): Likewise.
290 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
292 * config/rs6000/rs6000.c (machine_function): Rename
293 insn_chain_scanned_p to spe_insn_chain_scanned_p.
294 (rs6000_stack_info): Adjust.
296 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
297 Andrew Burgess <andrew.burgess@embecosm.com>
299 * config/arc/constraints.md (Usd): Convert to define_constraint.
303 2016-04-28 Jakub Jelinek <jakub@redhat.com>
306 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
307 Add new peephole2 where the first insn is *mov<mode>_or instead of
310 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
312 * tracer.c (bb_seen): Make static.
314 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
316 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
317 support, setup defaults.
318 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
319 * config/arc/arc.c (arc_init): Add NPS400 support.
320 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
321 (TARGET_ARC700): NPS400 is also an ARC700.
322 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
324 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
327 * config/nds32/nds32.md (casesi): Don't access the operands array
330 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
333 (or $-1,reg peephole2): Ditto.
334 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
336 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
338 * doc/extend.texi (Common Function Attributes) [optimize]:
339 Discourage use of the optimize attribute.
341 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
343 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
344 special case builtin.
345 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
346 ALTIVEC_BUILTIN_VEC_ADDE.
347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
348 support for ALTIVEC_BUILTIN_VEC_ADDE.
349 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
350 for __builtin_vec_adde.
352 2016-04-28 Jakub Jelinek <jakub@redhat.com>
354 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
355 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
357 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
360 * doc/sourcebuild.texi (Effective-Target Keywords, Other
361 attributes): Document cilkplus_runtime.
363 2016-04-28 Martin Jambor <mjambor@suse.cz>
365 * tree-cfg.c (verify_expr): Verify that local declarations belong to
366 this function. Call verify_expr on MEM_REFs and bases of other
369 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
371 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
372 for WORD_REGISTER_OPERATIONS to runtime check.
374 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
376 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
378 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
380 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
381 big-endian compilation.
382 * config/arc/arc.md (addf3): Likewise.
386 2016-04-28 Richard Biener <rguenther@suse.de>
388 PR tree-optimization/70840
389 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
390 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
391 Mark x * pow(x,c) -> pow(x,c+1) commutative.
392 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
394 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
396 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
397 and explain why in a comment.
399 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
401 * config/arc/arc.md (cpu_facility): Add fpx variant.
402 (subdf3): Prohibit use reverse sub when assist operations option
404 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
405 instructions only when FPX is enabled.
406 * testsuite/gcc.target/arc/trsub.c: New test.
408 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
411 mult_operator when calculating "type" attribute.
412 (*fop_<mode>_1_i387): Ditto.
413 (*fop_xf_1_i387): Ditto.
414 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
415 Use std::swap to swap operands. Use RTL expressions to generate
418 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
419 Joern Rennecke <joern.rennecke@embecosm.com>
421 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
423 (emit_pic_move): Remove.
424 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
425 * config/arc/arc.c (emit_pic_move): Removed.
426 (TARGET_HAVE_TLS): Define.
427 (arc_conditional_register_usage): Test for arc_tp_regno.
428 (arc_print_operand, arc_print_operand_address): Handle TLS
430 (arc_needs_pcl_p): New function.
431 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
432 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
433 (arc_raw_symbolic_reference_mentioned_p): Likewise.
434 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
435 (arc_legitimize_tls_address): Likewise.
436 (DTPOFF_ZERO_SYM): Define.
437 (arc_legitimize_pic_address): Make it static, handle TLS cases.
438 (arc_output_pic_addr_const): Print TLS unspecs.
439 (prepare_pic_move): New function, replaces emit_pic_move.
440 (arc_legitimate_constant_p): Handle TLS unspecs.
441 (arc_legitimate_address_p): Likewise.
442 (arc_rewrite_small_data_p): Use assert for TLS constants.
443 (prepare_move_operands): Use prepare_pic_move.
444 (arc_legitimize_address): Legitimize tls addresses.
445 (arc_epilogue_uses): Check for arc_tp_regno.
446 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
447 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
449 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
451 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
452 %(arc_tls_extra_start_spec).
453 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
454 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
456 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
457 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
458 (UNSPEC_TLS_OFF): Add.
460 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
461 (get_thread_pointersi): New patterns.
462 * config/arc/arc.opt (mtp-regno): New option.
463 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
464 (move_dest_operand): Likewise.
465 * configure: Regenerate.
466 * configure.ac: Add arc*-*-* case to test for tls.
467 * doc/invoke.texi (ARC options): Document mtp-regno.
469 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
471 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
472 the new ARC HS SIMD instructions.
473 (arc_preferred_simd_mode): New function.
474 (arc_autovectorize_vector_sizes): Likewise.
475 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
476 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
477 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
478 (arc_init_builtins): Add new SIMD builtin types.
479 (arc_split_move): Handle 64 bit vector moves.
480 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
481 (TARGET_PLUS_QMACW): Define.
482 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
483 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
484 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
485 (VSUBADD4H): New builtins.
486 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
487 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
489 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
490 Matthias Klose <doko@debian.org>
492 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
494 2016-04-28 Richard Biener <rguenther@suse.de>
497 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
500 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
502 * common/config/sh/sh-common.c: Remove SH5 support.
503 * config/sh/constraints.md: Likewise.
504 * config/sh/config/sh/elf.h: Likewise.
505 * config/sh/linux.h: Likewise.
506 * config/sh/netbsd-elf.h: Likewise.
507 * config/sh/predicates.md: Likewise.
508 * config/sh/sh-c.c: Likewise.
509 * config/sh/sh-protos.h: Likewise.
510 * config/sh/sh.c: Likewise.
511 * config/sh/sh.h: Likewise.
512 * config/sh/sh.md: Likewise.
513 * config/sh/sh.opt: Likewise.
514 * config/sh/sync.md: Likewise.
515 * config/sh/sh64.h: Delete.
516 * config/sh/shmedia.h: Likewise.
517 * config/sh/shmedia.md: Likewise.
518 * config/sh/sshmedia.h: Likewise.
519 * config/sh/t-netbsd-sh5-64: Likewise.
520 * config/sh/t-sh64: Likewise.
521 * config/sh/ushmedia.h: Likewise.
523 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (sign_extend to memory peephole2s): Use
526 general_reg_operand instead of register_operand predicate.
528 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
530 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
532 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
534 * match.pd (A - B > A, A + B < A): New transformations.
536 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
538 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
539 which defaults to true. Emit an outer pair of parentheses only if
540 EMIT_PARENS. When continuing a chain of && or || (or & or |),
541 don't emit parentheses for the right-hand operand.
543 2016-04-27 Jeff Law <law@redhat.com>
545 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
547 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
549 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
550 (altivec_lvx_<mode>_internal): Document.
551 (altivec_lvx_<mode>_2op): New define_insn.
552 (altivec_lvx_<mode>_1op): Likewise.
553 (altivec_lvx_<mode>_2op_si): Likewise.
554 (altivec_lvx_<mode>_1op_si): Likewise.
555 (altivec_stvx_<mode>): Remove.
556 (altivec_stvx_<mode>_internal): Document.
557 (altivec_stvx_<mode>_2op): New define_insn.
558 (altivec_stvx_<mode>_1op): Likewise.
559 (altivec_stvx_<mode>_2op_si): Likewise.
560 (altivec_stvx_<mode>_1op_si): Likewise.
561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
562 Expand vec_ld and vec_st during parsing.
563 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
565 (altivec_expand_stvx_be): Likewise.
566 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
567 address-masking behavior in RTL.
568 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
569 address-masking behavior in RTL.
570 (altivec_expand_builtin): Change builtin code arguments for calls
571 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
572 (insn_is_swappable_p): Avoid incorrect swap optimization in the
573 presence of lvx/stvx patterns.
574 (alignment_with_canonical_addr): New function.
575 (alignment_mask): Likewise.
576 (find_alignment_op): Likewise.
577 (recombine_lvx_pattern): Likewise.
578 (recombine_stvx_pattern): Likewise.
579 (recombine_lvx_stvx_patterns): Likewise.
580 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
581 stvx patterns from expand.
582 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
584 (vector_altivec_store_<mode>): Likewise.
586 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
588 * config/aarch64/aarch64.md
589 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
590 remove the "fp" attributes.
591 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
592 add the "simd" attributes.
593 (*movdf_aarch64): Likewise.
594 (*movtf_aarch64): Remove the "fp" attributes.
595 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
596 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
598 2016-04-27 David Malcolm <dmalcolm@redhat.com>
600 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
601 rtx to rtx_code_label *.
602 * rtl.h (maybe_set_first_label_num): Likewise.
604 2016-04-27 David Malcolm <dmalcolm@redhat.com>
606 * df-core.c (df_add_problem): Make the problem param be const.
607 (df_remove_problem): Make local "problem" be const.
608 * df-problems.c (problem_RD): Make const.
609 (problem_LR): Likewise.
610 (problem_LIVE): Likewise.
611 (problem_MIR): Likewise.
612 (problem_CHAIN): Likewise.
613 (problem_WORD_LR): Likewise.
614 (problem_NOTE): Likewise.
615 (problem_MD): Likewise.
616 * df-scan.c (problem_SCAN): Likewise.
617 * df.h (struct df_problem): Make field "dependent_problem" be
619 (struct dataflow): Likewise for field "problem".
620 (df_add_problem): Make param const.
622 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
625 inter-unit moves to/from vector registers are enabled. Do not disable
628 2016-04-27 David Malcolm <dmalcolm@redhat.com>
630 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
631 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
633 (enum df_problem_id): ...this new enum.
634 (struct df_problem): Convert field "id" from "int" to
637 2016-04-27 David Malcolm <dmalcolm@redhat.com>
639 * rtl.def: Update comment for "things in the instruction chain" to
640 reflect the removal of the leading "i" field for INSN_UID in
641 r210360. Fix bogus apostrophe.
643 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md
646 (lea arith with mem operand + setcc peephole2): Set operator mode.
648 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
652 (dimode_scalar_to_vector_candidate_p): This.
653 (timode_scalar_to_vector_candidate_p): New function.
654 (scalar_to_vector_candidate_p): Likewise.
655 (timode_check_non_convertible_regs): Likewise.
656 (timode_remove_non_convertible_regs): Likewise.
657 (remove_non_convertible_regs): Likewise.
658 (remove_non_convertible_regs): Renamed to ...
659 (dimode_remove_non_convertible_regs): This.
660 (scalar_chain::~scalar_chain): Make it virtual.
661 (scalar_chain::compute_convert_gain): Make it pure virtual.
662 (scalar_chain::mark_dual_mode_def): Likewise.
663 (scalar_chain::convert_insn): Likewise.
664 (scalar_chain::convert_registers): Likewise.
665 (scalar_chain::add_to_queue): Make it protected.
666 (scalar_chain::emit_conversion_insns): Likewise.
667 (scalar_chain::replace_with_subreg): Likewise.
668 (scalar_chain::replace_with_subreg_in_insn): Likewise.
669 (scalar_chain::convert_op): Likewise.
670 (scalar_chain::convert_reg): Likewise.
671 (scalar_chain::make_vector_copies): Likewise.
672 (scalar_chain::convert_registers): New pure virtual function.
673 (class dimode_scalar_chain): New class.
674 (class timode_scalar_chain): Likewise.
675 (scalar_chain::mark_dual_mode_def): Renamed to ...
676 (dimode_scalar_chain::mark_dual_mode_def): This.
677 (timode_scalar_chain::mark_dual_mode_def): New function.
678 (timode_scalar_chain::convert_insn): Likewise.
679 (dimode_scalar_chain::convert_registers): Likewise.
680 (scalar_chain::compute_convert_gain): Renamed to ...
681 (dimode_scalar_chain::compute_convert_gain): This.
682 (scalar_chain::replace_with_subreg): Renamed to ...
683 (dimode_scalar_chain::replace_with_subreg): This.
684 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
685 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
686 (scalar_chain::make_vector_copies): Renamed to ...
687 (dimode_scalar_chain::make_vector_copies): This.
688 (scalar_chain::convert_reg): Renamed to ...
689 (dimode_scalar_chain::convert_reg ): This.
690 (scalar_chain::convert_op): Renamed to ...
691 (dimode_scalar_chain::convert_op): This.
692 (scalar_chain::convert_insn): Renamed to ...
693 (dimode_scalar_chain::convert_insn): This.
694 (scalar_chain::convert): Call convert_registers.
695 (convert_scalars_to_vector): Change to scalar_chain pointer to
696 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
697 in 32-bit mode. Delete scalar_chain pointer. Call
698 free_dominance_info in 64-bit mode.
699 (pass_stv::gate): Remove TARGET_64BIT check.
700 (ix86_option_override): Put the 64-bit STV pass before the CSE
703 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
705 * dwarf2out.h (struct dw_loc_descr_node): Remove the
706 dw_loc_frame_offset field.
707 * dwarf2out.c (new_loc_descr): Likewise.
708 (resolve_args_picking_1): Turn the VISITED hash set into a
709 FRAME_OFFSET hash map. Use it to associate a frame offset to
710 visited nodes. Remove uses of the CHECKING_P macro.
711 (resolve_args_picking): Update call to resolve_args_picking_1.
713 2016-04-27 Martin Liska <mliska@suse.cz>
715 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
716 (free_loop_data): Release vuses of groups.
718 2016-04-27 Bin Cheng <bin.cheng@arm.com>
720 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
721 instead of redundant use_id and boolean have_use_for.
722 (struct iv_use): Change sub_id into group_id. Remove field next.
723 Move fields: related_cands, n_map_members, cost_map and selected
725 (struct iv_group): ... here. New structure.
726 (struct iv_common_cand): Use structure declaration directly.
727 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
728 (MAX_CONSIDERED_USES): Rename macro to ...
729 (MAX_CONSIDERED_GROUPS): ... here.
730 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
731 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
732 (dump_uses): Rename to ...
733 (dump_groups): ... here. Update all uses.
734 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
735 (find_induction_variables): Refactor format of dump information.
736 (record_sub_use): Delete.
737 (record_use): Update all uses.
738 (record_group): New function.
739 (record_group_use, find_interesting_uses_op): Call above functions.
741 (find_interesting_uses_cond): Ditto.
742 (group_compare_offset): New function.
743 (split_all_small_groups): Rename to ...
744 (split_small_address_groups_p): ... here. Update all uses.
745 (split_address_groups): Update all uses.
746 (find_interesting_uses): Refactor format of dump information.
747 (add_candidate_1): Update all uses. Remove redundant check on iv,
749 (add_candidate, record_common_cand): Remove redundant assert.
750 (add_iv_candidate_for_biv): Update use.
751 (add_iv_candidate_derived_from_uses): Update all uses.
752 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
753 (alloc_use_cost_map): Ditto.
754 (set_use_iv_cost, get_use_iv_cost): Rename to ...
755 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
756 (determine_use_iv_cost_generic): Ditto.
757 (determine_group_iv_cost_generic): Ditto.
758 (determine_use_iv_cost_address): Ditto.
759 (determine_group_iv_cost_address): Ditto.
760 (determine_use_iv_cost_condition): Ditto.
761 (determine_group_iv_cost_cond): Ditto.
762 (determine_use_iv_cost): Ditto.
763 (determine_group_iv_cost): Ditto.
764 (set_autoinc_for_original_candidates): Update all uses.
765 (find_iv_candidates): Update all uses. Refactor dump information.
766 (determine_use_iv_costs): Ditto.
767 (determine_iv_costs): Ditto.
768 (iv_ca_cand_for_use): Rename to ...
769 (iv_ca_cand_for_group): ... here. Update all uses.
770 (iv_ca_add_use, iv_ca_add_group): Ditto.
771 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
772 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
773 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
774 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
775 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
776 (create_new_iv, adjust_iv_update_pos): Ditto.
777 (rewrite_use_address): Delete.
778 (rewrite_use_address_1): Rename to ...
779 (rewrite_use_address): ... here.
780 (rewrite_use_compare): Update all uses.
781 (rewrite_use): Delete.
782 (rewrite_uses): Rename to ...
783 (rewrite_groups): ... here. Update all uses.
784 (remove_unused_ivs, free_loop_data): Update all uses.
785 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
787 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
789 * rtlanal.c (nonzero_bits1): Convert preprocessor check
790 for WORD_REGISTER_OPERATIONS to runtime check.
792 2016-04-27 Richard Biener <rguenther@suse.de>
795 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
796 aggregate_value_p to determine if a function result is
797 returned by reference.
798 (ipa_pta_execute): Functions having their address taken are
799 not automatically nonlocal.
801 2016-04-27 Jakub Jelinek <jakub@redhat.com>
804 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
805 * fold-const.c (operand_equal_p): If flag_checking and
806 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
807 and if it returns non-zero, assert iterative_hash_expr on both
810 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
812 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
814 2016-04-27 Nick Clifton <nickc@redhat.com>
817 * varasm.c (merge_weak): Generate an error if an attempt is made
818 to convert a non-weak static function into a weak, public function.
820 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
822 * params.def (MAX_PARTITION_SIZE): New param.
823 * doc/invoke.texi: Document lto-max-partition.
825 2016-04-27 Richard Biener <rguenther@suse.de>
828 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
829 function cummulating used_from_other_partition, externally_visible
830 and force_output from aliases.
831 (refered_from_nonlocal_var): Likewise.
832 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
835 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
837 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
838 (-Wmemset-elt-size): New item.
840 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
843 * stor-layout.h (internal_reference_types): Delete.
844 * stor-layout.c (reference_types_internal): Likewise.
845 (internal_reference_types): Likewise.
846 (layout_type) <REFERENCE_TYPE>: Adjust.
848 2016-04-27 Jakub Jelinek <jakub@redhat.com>
851 * tree.h (inchash::add_expr): Add FLAGS argument.
852 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
853 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
854 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
855 Formatting fix. Adjust recursive calls. For tcc_comparison,
856 if swap_tree_comparison (code) is smaller than code, hash that
857 and arguments in the other order. Hash CONVERT_EXPR the same
858 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
859 of ADDR_EXPR of decl as the decl itself. Add or remove
860 OEP_ADDRESS_OF from recursive flags as needed. For
861 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
862 operands commutatively and only the third one normally.
863 For internal CALL_EXPR hash in CALL_EXPR_IFN.
865 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
867 * config/rtems.h (LIB_SPEC): Add -latomic.
869 2016-04-27 Joel Sherrill <joel@rtems.org>
871 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
872 xilink.ld and flags not relevant to RTEMS.
874 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
876 * toplev.c (backend_init_target): Avoid calling init_reload when using
879 2016-04-26 Jakub Jelinek <jakub@redhat.com>
881 * reorg.c (try_merge_delay_insns): Declare i and j inside the
882 for loops rather than one for the whole function.
884 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
886 * match.pd (X + CST CMP X): New transformation.
888 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
890 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
891 * fold-const.c (fold_binary_loc): Remove 2 transformations
892 superseded by match.pd.
893 * match.pd (x+x -> x*2): Generalize to integers.
895 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
897 * config/i386/i386.md (operation on memory peephole): Duplicate an
898 existing peephole and adapt it to match lea rather than an operation
901 PR rtl-optimization/57193
902 * opts.c (default_options_table): Add OPT_frename_registers at -O2
904 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
906 2016-04-26 Bin Cheng <bin.cheng@arm.com>
908 * tree-if-conv.c (any_pred_load_store): New static variable.
909 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
910 any_pred_load_store instead of and_mask_load_store.
911 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
912 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
913 (combine_blocks, tree_if_conversion): Ditto.
915 2016-04-26 Bin Cheng <bin.cheng@arm.com>
917 PR tree-optimization/70771
918 PR tree-optimization/70775
919 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
920 virtual PHI nodes. Delete parameter.
921 (if_convertible_loop_p_1): Delete argument to above function.
922 (predicate_all_scalar_phis): Delete code handling single-argument
924 (tree_if_conversion): Mark and update virtual SSA.
926 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
929 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
930 (x86_elf_aligned_common): Rename to ...
931 (x86_elf_aligned_decl_common): ... this.
932 Add decl arg. Switch to .lbss for largecomm object. Use
933 LARGECOMM_SECTION_ASM_OP.
934 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
936 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
937 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
939 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
940 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
942 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
945 * config/i386/i386.c (SECTION_LARGE): Define.
946 (x86_64_elf_select_section): Set it for large data/bss sections.
947 Only clear SECTION_WRITE for .lrodata.
948 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
950 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
951 * varasm.c (default_elf_asm_named_section): Grow flagchars.
952 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
954 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
955 * doc/tm.texi: Regenerate.
957 2016-04-26 Jakub Jelinek <jakub@redhat.com>
960 * configure.ac (--enable-checking): Document extra flag, for
961 non-release builds default to --enable-checking=yes,extra.
962 If misc checking and extra checking, define CHECKING_P to 2 instead
964 * common.opt (fchecking=): Add.
965 * doc/invoke.texi (-fchecking=): Document.
966 * doc/install.texi: Document --enable-checking changes.
967 * configure: Regenerated.
968 * config.in: Regenerated.
970 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
973 attribute instead of which_alternative.
974 * config/i386/sse.md (*mov<mode>_internal): Ditto.
975 Use EXT_REX_SSE_REG_P where appropriate.
977 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/predicates.md (const0_operand): Do not match
981 (const1_operand): Ditto.
983 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
986 for SSE constm1 operands and TARGET_AVX512VL.
987 (*movti_internal): Ditto.
988 (*mov<mode>_or): Use constm1_operand predicate.
989 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
990 for SSE vector_all_ones operands and TARGET_AVX512VL.
991 * config/i386/predicates.md (constm1_operand): New predicate.
992 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
993 emission of constant -1 load.
995 2016-04-25 Jason Merrill <jason@redhat.com>
997 * gdbinit.in: Skip is-a.h.
999 * attribs.c (register_scoped_attributes): Fix logic.
1000 * attribs.h: Declare register_scoped_attributes.
1002 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1004 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1005 stxvd2x and stxvw4x built-in functions.
1007 2016-04-25 DJ Delorie <dj@redhat.com>
1009 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1010 (ashrhi3): Likewise.
1011 (lshrhi3): Likewise.
1013 2016-04-25 Richard Biener <rguenther@suse.de>
1015 PR tree-optimization/70780
1016 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1018 (compute_antic): Mark blocks with abnormal preds as visited as
1019 they have a final empty antic-in solution already.
1021 2016-04-25 Michael Collison <michael.collison@linaro.org>
1023 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1025 2016-04-25 Michael Collison <michael.collison@linaro.org>
1027 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1028 mode is VQI to improve mixed mode vectorization.
1029 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1030 define_insn to match low half of signed vaddw.
1031 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1032 define_insn to match high half of signed vaddw.
1033 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1034 define_insn to match low half of unsigned vaddw.
1035 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1036 define_insn to match high half of unsigned vaddw.
1037 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1038 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1039 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1041 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1042 * config/arm/predicates.md (vect_par_constant_high): Support
1043 big endian and simplify by calling
1044 arm_simd_check_vect_par_cnst_half
1045 (vect_par_constant_low): Likewise.
1047 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1050 predicate for operand 2.
1052 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1053 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1056 machine_mode argument.
1057 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1058 constm1_rtx operands. For VOIDmode constants, get mode from
1059 pred_mode. Check mode size if the mode is supported by ABI.
1060 (standard_sse_constant_opcode): Do not use standard_constant_p.
1061 Strictly check ABI support for all-ones operands.
1062 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1063 immediates. Update calls to standard_sse_constant_p.
1064 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1065 (ix86_rtx_costs): Ditto.
1066 * config/i386/i386.md (*movxi_internal_avx512f): Use
1067 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1068 Use (v,BC) alternative instead of (v,C). Use register_operand
1069 checks instead of MEM_P.
1070 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1071 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1072 isa attribute. Use register_operand checks instead of MEM_P.
1073 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1074 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1075 alternative and corresponding sse2 isa attribute.
1076 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1077 to standard_sse_constant_p.
1078 (FP constant splitters): Ditto.
1079 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1081 * config/i386/predicates.md (constm1_operand): Remove.
1082 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1083 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1084 vector_all_ones_operand instead of constm1_operand.
1086 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1088 * print-rtl.c (print_rtx_insn_vec): New function.
1089 * print-rtl.h: New prototype.
1090 * store-motion.c (struct st_expr): Make avail_stores a vector.
1091 (st_expr_entry): Adjust.
1092 (free_st_expr_entry): Likewise.
1093 (print_store_motion_mems): Likewise.
1094 (find_moveable_store): Likewise.
1095 (compute_store_table): Likewise.
1096 (delete_store): Likewise.
1097 (build_store_vectors): Likewise.
1099 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1101 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1103 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1105 * vec.h (vec_safe_contains): New function.
1106 (vec::contains): Likewise.
1107 (vec::begin): Likewise.
1108 (vec::end): Likewise.
1110 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1113 * cfgexpand.c (expand_stack_vars): Fix typo.
1115 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1117 * system.h (list, map, set, vector): Include conditionally.
1118 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1119 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1120 * ipa-icf.c (INCLUDE_LIST): Define.
1121 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1122 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1123 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1124 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1125 * cp/logic.cc (INCLUDE_LIST): Define.
1126 * fortran/trans-common.c (INCLUDE_MAP): Define.
1128 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1130 * auto-profile.c: Remove <string.h> include.
1131 * ipa-icf-gimple.c: Remove <list> include.
1132 * diagnostic.c: Remove <new> include.
1133 * genmatch.c: Likewise.
1134 * pretty-print.c: Likewise.
1135 * toplev.c: Likewise
1136 * c/c-objc-common.c: Likewise.
1137 * cp/error.c: Likewise.
1138 * fortran/error.c: Likewise.
1140 2016-04-22 Richard Biener <rguenther@suse.de>
1142 * lto-streamer-in.c (input_ssa_names): Do not allocate
1143 GIMPLE_NOP for all SSA names.
1144 * lto-streamer-out.c (output_ssa_names): Do not output
1145 SSA names that should have been released.
1147 2016-04-22 Richard Biener <rguenther@suse.de>
1149 PR tree-optimization/70740
1150 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1153 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1156 * config/i386/predicates.md (call_insn_operand): Replace
1157 sibcall_memory_operand with memory_operand.
1159 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1161 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1162 has_single_use() tests.
1163 (register_edge_assert_for_1): Likewise.
1164 (find_assert_locations_1): Check the liveness bitmap instead of
1165 checking has_single_use().
1167 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1170 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1171 Extract AVX-512BW constraint from AVX.
1173 2016-04-21 Richard Biener <rguenther@suse.de>
1175 PR tree-optimization/70725
1176 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1177 for phi_convertible_by_degenerating_args.
1178 (predicate_all_scalar_phis): Handle single-argument PHIs.
1180 2016-04-21 Richard Biener <rguenther@suse.de>
1183 * fold-const.c (fold_comparison): Return properly typed
1186 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1188 PR tree-optimization/70715
1189 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1190 after expanding BASE using expand_simple_operations.
1192 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1194 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1195 New transformations.
1197 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1199 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1201 2016-04-20 Jan Hubicka <jh@suse.cz>
1203 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1204 ultiimate_alias_target.
1205 (update_callee_keys): Likewise.
1206 (lookup_recursive_calls): Likewise.
1207 (speculation_useful_p): Likewise.
1209 2016-04-20 Jan Hubicka <jh@suse.cz>
1212 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1213 (set_nothrow_flag_1): ... this; handle interposition correctly;
1214 recurse on aliases and thunks.
1215 (cgraph_node::set_nothrow_flag): New.
1216 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1217 functions compiled with non-call exceptions that binds to current
1219 (propagate_nothrow): Be safe WRT interposition.
1220 * cgraph.h (set_nothrow_flag): Update prototype.
1222 2016-04-18 Jan Hubicka <jh@suse.cz>
1224 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1225 max_loop_iterations_int.
1226 (tree_unswitch_outer_loop): Likewise.
1228 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1230 PR tree-optimization/69489
1231 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1232 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1233 Revise dump message.
1234 (if_convertible_bb_p): Remove check on edge count of basic block's
1237 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1239 PR tree-optimization/56625
1240 PR tree-optimization/69489
1241 * tree-data-ref.h (DR_INNERMOST): New macro.
1242 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1243 hashing struct innermost_loop_behavior.
1244 (ref_DR_map): Remove.
1245 (innermost_DR_map): New map.
1246 (baseref_DR_map): Revise comment.
1247 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1248 to innermost_DR_map accroding to its innermost loop behavior.
1249 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1250 to its innermost loop behavior.
1251 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1252 Add initialization for innermost_DR_map. Record memory reference
1253 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1254 have innermost loop behavior.
1255 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1258 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1261 *lea_general_1. Use explicit SWI12 mode interator.
1262 (*lea<mode>_general_2): Rename from *lea_general_2.
1263 Use explicit SWI12 mode interator.
1264 (*lea<mode>_general_3): Rename from *lea_general_3.
1265 Use explicit SWI12 mode interator.
1266 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1267 Use explicit SWI12 mode interator.
1268 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1269 Use explicit SWI48 mode interator.
1271 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1273 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1274 Short-cut unaligned load and store cases. Handle all integer
1276 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1277 and store cases. Call ix86_avx256_split_vector_move_misalign
1278 directly without checking mode class.
1280 2016-04-20 Andrew Pinski <apinski@cavium.com>
1281 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1284 * config/aarch64/aarch64.md (sibcall): Force call
1285 address to be DImode for ILP32.
1286 (sibcall_value): Likewise.
1288 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1290 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1292 2016-04-20 Richard Biener <rguenther@suse.de>
1294 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1295 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1296 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1297 (maybe_push_res_to_seq): Adjust.
1298 * gimple-fold.c (maybe_build_generic_op): Likewise.
1300 2016-04-20 Marek Polacek <polacek@redhat.com>
1302 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1305 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1307 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1308 use kmovw to support AVX512F target.
1310 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1312 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1314 2016-04-20 Marek Polacek <polacek@redhat.com>
1316 PR tree-optimization/70725
1317 * tree-if-conv.c (is_false_predicate): New function.
1318 (predicate_mem_writes): Use it.
1320 2016-04-20 Richard Biener <rguenther@suse.de>
1322 PR tree-optimization/70726
1323 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1324 shift amounts from a pattern stmt operand.
1326 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1329 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1330 stack_restore_from_fpr pattern when restoring r15.
1331 (s390_optimize_prologue): Strip away the memory barrier in the
1332 parallel when trying to get rid of restore insns.
1333 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1334 definition for loading the stack pointer from an FPR. Compared to
1335 the normal move insn this pattern includes a full memory barrier.
1337 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1340 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1341 implicitly linear or lastprivate iterator on the outer context.
1343 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1347 * config/i386/i386.md (ssememalign): Removed.
1348 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1350 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1354 const short * to __builtin_ia32_loaddquhi512_mask.
1355 (_mm512_maskz_loadu_epi16): Likewise.
1356 (_mm512_mask_storeu_epi16): Pass short * to
1357 __builtin_ia32_storedquhi512_mask.
1358 (_mm512_mask_loadu_epi8): Pass const char * to
1359 __builtin_ia32_loaddquqi512_mask.
1360 (_mm512_maskz_loadu_epi8): Likewise.
1361 (_mm512_mask_storeu_epi8): Pass char * to
1362 __builtin_ia32_storedquqi512_mask.
1363 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1364 const double * to __builtin_ia32_loadupd512_mask.
1365 (_mm512_mask_loadu_pd): Likewise.
1366 (_mm512_maskz_loadu_pd): Likewise.
1367 (_mm512_storeu_pd): Pass double * to
1368 __builtin_ia32_storeupd512_mask.
1369 (_mm512_mask_storeu_pd): Likewise.
1370 (_mm512_loadu_ps): Pass const float * to
1371 __builtin_ia32_loadups512_mask.
1372 (_mm512_mask_loadu_ps): Likewise.
1373 (_mm512_maskz_loadu_ps): Likewise.
1374 (_mm512_storeu_ps): Pass float * to
1375 __builtin_ia32_storeups512_mask.
1376 (_mm512_mask_storeu_ps): Likewise.
1377 (_mm512_mask_loadu_epi64): Pass const long long * to
1378 __builtin_ia32_loaddqudi512_mask.
1379 (_mm512_maskz_loadu_epi64): Likewise.
1380 (_mm512_mask_storeu_epi64): Pass long long *
1381 to __builtin_ia32_storedqudi512_mask.
1382 (_mm512_loadu_si512): Pass const int * to
1383 __builtin_ia32_loaddqusi512_mask.
1384 (_mm512_mask_loadu_epi32): Likewise.
1385 (_mm512_maskz_loadu_epi32): Likewise.
1386 (_mm512_storeu_si512): Pass int * to
1387 __builtin_ia32_storedqusi512_mask.
1388 (_mm512_mask_storeu_epi32): Likewise.
1389 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1390 char * to __builtin_ia32_storedquqi256_mask.
1391 (_mm_mask_storeu_epi8): Likewise.
1392 (_mm256_mask_loadu_epi16): Pass const short * to
1393 __builtin_ia32_loaddquhi256_mask.
1394 (_mm256_maskz_loadu_epi16): Likewise.
1395 (_mm_mask_loadu_epi16): Pass const short * to
1396 __builtin_ia32_loaddquhi128_mask.
1397 (_mm_maskz_loadu_epi16): Likewise.
1398 (_mm256_mask_loadu_epi8): Pass const char * to
1399 __builtin_ia32_loaddquqi256_mask.
1400 (_mm256_maskz_loadu_epi8): Likewise.
1401 (_mm_mask_loadu_epi8): Pass const char * to
1402 __builtin_ia32_loaddquqi128_mask.
1403 (_mm_maskz_loadu_epi8): Likewise.
1404 (_mm256_mask_storeu_epi16): Pass short * to.
1405 __builtin_ia32_storedquhi256_mask.
1406 (_mm_mask_storeu_epi16): Pass short * to.
1407 __builtin_ia32_storedquhi128_mask.
1408 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1409 const double * to __builtin_ia32_loadupd256_mask.
1410 (_mm256_maskz_loadu_pd): Likewise.
1411 (_mm_mask_loadu_pd): Pass onst double * to
1412 __builtin_ia32_loadupd128_mask.
1413 (_mm_maskz_loadu_pd): Likewise.
1414 (_mm256_mask_storeu_pd): Pass double * to
1415 __builtin_ia32_storeupd256_mask.
1416 (_mm_mask_storeu_pd): Pass double * to
1417 __builtin_ia32_storeupd128_mask.
1418 (_mm256_mask_loadu_ps): Pass const float * to
1419 __builtin_ia32_loadups256_mask.
1420 (_mm256_maskz_loadu_ps): Likewise.
1421 (_mm_mask_loadu_ps): Pass const float * to
1422 __builtin_ia32_loadups128_mask.
1423 (_mm_maskz_loadu_ps): Likewise.
1424 (_mm256_mask_storeu_ps): Pass float * to
1425 __builtin_ia32_storeups256_mask.
1426 (_mm_mask_storeu_ps): ass float * to
1427 __builtin_ia32_storeups128_mask.
1428 (_mm256_mask_loadu_epi64): Pass const long long * to
1429 __builtin_ia32_loaddqudi256_mask.
1430 (_mm256_maskz_loadu_epi64): Likewise.
1431 (_mm_mask_loadu_epi64): Pass const long long * to
1432 __builtin_ia32_loaddqudi128_mask.
1433 (_mm_maskz_loadu_epi64): Likewise.
1434 (_mm256_mask_storeu_epi64): Pass long long * to
1435 __builtin_ia32_storedqudi256_mask.
1436 (_mm_mask_storeu_epi64): Pass long long * to
1437 __builtin_ia32_storedqudi128_mask.
1438 (_mm256_mask_loadu_epi32): Pass const int * to
1439 __builtin_ia32_loaddqusi256_mask.
1440 (_mm256_maskz_loadu_epi32): Likewise.
1441 (_mm_mask_loadu_epi32): Pass const int * to
1442 __builtin_ia32_loaddqusi128_mask.
1443 (_mm_maskz_loadu_epi32): Likewise.
1444 (_mm256_mask_storeu_epi32): Pass int * to
1445 __builtin_ia32_storedqusi256_mask.
1446 (_mm_mask_storeu_epi32): Pass int * to
1447 __builtin_ia32_storedqusi128_mask.
1448 * config/i386/i386-builtin-types.def (PCSHORT): New.
1450 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1451 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1452 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1453 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1454 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1455 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1456 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1457 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1458 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1459 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1460 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1461 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1462 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1463 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1464 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1465 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1466 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1467 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1468 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1469 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1470 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1471 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1472 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1473 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1474 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1475 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1476 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1477 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1478 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1479 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1480 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1481 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1482 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1483 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1484 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1485 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1486 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1487 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1488 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1489 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1490 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1491 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1492 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1493 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1494 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1495 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1496 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1497 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1498 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1500 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1501 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1503 (ix86_expand_vector_move_misalign): Likewise.
1504 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1505 to scalar function prototype for unaligned load/store builtins.
1506 (ix86_expand_special_args_builtin): Updated.
1507 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1508 (UNSPEC_STOREU): Likewise.
1509 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1510 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1511 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1512 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1513 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1514 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1515 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1516 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1517 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1518 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1519 (<avx512>_storedqu<mode>_mask): Likewise.
1520 (*sse4_2_pcmpestr_unaligned): Likewise.
1521 (*sse4_2_pcmpistr_unaligned): Likewise.
1522 (*mov<mode>_internal): Renamed to ...
1523 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1524 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1525 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1526 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1528 2016-04-19 Richard Biener <rguenther@suse.de>
1530 PR tree-optimization/70171
1531 * tree-ssa-phiprop.c: Include stor-layout.h.
1532 (phiprop_insert_phi): Handle the aggregate copy case.
1533 (propagate_with_phi): Likewise.
1535 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1538 instead of simplify_gen_subreg (... , 0).
1539 (ix86_delegitimize_address): Ditto.
1540 (ix86_split_divmod): Ditto.
1541 (ix86_split_copysign_const): Ditto.
1542 (ix86_split_copysign_var): Ditto.
1543 (ix86_expand_args_builtin): Ditto.
1544 (ix86_expand_round_builtin): Ditto.
1545 (ix86_expand_special_args_builtin): Ditto.
1546 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1547 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1548 (udivmodqi4): Ditto.
1549 (absneg splitters): Ditto.
1550 (*jcc_bt<mode>_1): Ditto.
1552 2016-04-19 Richard Biener <rguenther@suse.de>
1554 PR tree-optimization/70724
1555 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1556 restoring out from ...
1557 (free_scc_vn): ... here.
1558 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1559 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1561 (pass_fre::execute): Restore SSA info.
1563 2016-04-19 Richard Biener <rguenther@suse.de>
1565 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1566 * gimple-walk.c (walk_gimple_op): Initialize it.
1567 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1568 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1569 remapping SSA names of defs.
1570 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1573 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1576 * lra-constraints.c (equiv_substition_p): New.
1577 (process_alt_operands): Use it.
1578 (swap_operands): Swap it.
1579 (curr_insn_transform): Update it.
1581 2016-04-18 Michael Matz <matz@suse.de>
1583 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1584 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1585 * tree-core.h (tree_type_common.align): Use bit-field.
1586 (tree_type_common.spare): New.
1587 (tree_decl_common.off_align): Make smaller.
1588 (tree_decl_common.align): Use bit-field.
1590 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1591 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1592 (scan_sharing_clauses): Ditto.
1593 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1594 (omp_finish_file): Ditto.
1595 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1596 (layout_decl): Ditto.
1597 (relayout_decl): Ditto.
1598 (finalize_record_size): Use SET_TYPE_ALIGN.
1599 (finalize_type_size): Ditto.
1600 (finish_builtin_struct): Ditto.
1601 (layout_type): Ditto.
1602 (initialize_sizetypes): Ditto.
1603 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1604 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1605 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1606 (get_chain_field): Ditto.
1607 (get_trampoline_type): Ditto.
1608 (get_nl_goto_field): Ditto.
1609 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1611 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1612 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1613 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1614 (build_qualified_type): Use SET_TYPE_ALIGN.
1615 (build_aligned_type, build_range_type_1): Ditto.
1616 (build_atomic_base): Ditto.
1617 (build_common_tree_nodes): Ditto.
1618 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1619 (expand_one_stack_var_at): Ditto.
1620 * coverage.c (build_var): Use SET_DECL_ALIGN.
1621 * except.c (init_eh): Ditto.
1622 * function.c (assign_parm_setup_block): Ditto.
1623 * symtab.c (increase_alignment_1): Ditto.
1624 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1625 * tree-vect-stmts.c (ensure_base_align): Ditto.
1626 * varasm.c (align_variable): Ditto.
1627 (assemble_variable): Ditto.
1628 (build_constant_desc): Ditto.
1629 (output_constant_def_contents): Ditto.
1631 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1632 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1633 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1634 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1635 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1637 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1641 replace %vmovsd with "%vmovq".
1642 (vec_concatv2df): Likewise.
1644 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1647 (*vec_extractv2si_0): Ditto.
1648 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1649 (zero_extended_scalar_load_operand splitters): Ditto.
1650 (vec_extract splitters): Ditto.
1651 (*vec_extractv4si_0_zext): Ditto.
1652 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1654 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1655 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1656 (*sse4_1_extractps): Use lowpart_subreg.
1658 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1660 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1662 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1663 Mention Solaris 11 packaging changes.
1664 Update gas and gld requirements.
1665 Remove reference to pre-Solaris 10 bug.
1666 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1668 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1671 2016-04-17 Jan Hubicka <jh@suse.cz>
1673 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1674 max_loop_iterations_int.
1676 2016-04-18 Richard Biener <rguenther@suse.de>
1678 PR tree-optimization/43434
1679 * tree-ssa-structalias.c (struct vls_data): New.
1680 (visit_loadstore): Handle all pointer-based accesses.
1681 (compute_dependence_clique): Compute a bitmap of restrict tags
1682 assigned bases and pass it to visit_loadstore.
1684 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1687 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1688 armv8.1-a and armv8.1-a+crc.
1690 2016-04-18 Richard Biener <rguenther@suse.de>
1692 PR tree-optimization/70701
1693 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1694 references after translating through a memcpy.
1696 2016-04-18 Richard Biener <rguenther@suse.de>
1698 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1699 (compute_antic): ... here. For partial antic use regular
1700 postorder and scrap iteration.
1701 (compute_partial_antic_aux): Remove unused return value.
1702 (init_pre): Do not allocate postorder.
1703 (fini_pre): Do not free postorder.
1705 2016-04-18 Richard Biener <rguenther@suse.de>
1708 * expmed.c (extract_bit_field_1): Remove broken case
1709 using a wider MODE_INT mode.
1711 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1713 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1714 unless compiling with at least GCC-4.8.
1716 2016-04-17 Jan Hubicka <jh@suse.cz>
1719 * graphite.c (graphite_finalize): Update call to
1720 tree_estimate_probability.
1721 * predict.h (tree_estimate_probability): Update prototype.
1723 2016-04-17 Jan Hubicka <jh@suse.cz>
1725 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1726 (tree_estimate_probability): Likewise.
1727 (pass_profile::execute): Update.
1728 (report_predictor_hitrates): New function.
1729 * profile.c (compute_branch_probabilities): Use it.
1730 * predict.h (report_predictor_hitrates): Declare.
1732 2016-04-17 Jan Hubicka <jh@suse.cz>
1735 * cgraph.h (cgraph_node::set_const_flag,
1736 cgraph_node::set_pure_flag): Update prototype to return bool;
1738 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1739 of interposable symbol are interposable, too.
1740 (cgraph_set_const_flag_1): Rename to ...
1741 (set_const_flag_1): ... this one; change to self recursive function
1742 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1743 clearnig the flag in all variants and also virtual thunks of const
1744 functions are pure; track if any change was done.
1745 (cgraph_node::set_const_flag): Update.
1746 (struct set_pure_flag_info): New struct.
1747 (cgraph_set_pure_flag_1): Rename to ...
1748 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1749 rather than pointer encoded flags; track if any changes was done;
1750 handle correctly clearning flag and setting flag of aliases already
1752 (cgraph_node::set_pure_flag): Update.
1753 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1755 2016-04-17 Tom de Vries <tom@codesourcery.com>
1758 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1761 2016-04-17 Tom de Vries <tom@codesourcery.com>
1763 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1764 '{}<> ' as escape-for-record.
1766 2016-04-17 Tom de Vries <tom@codesourcery.com>
1768 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1771 2016-04-17 Tom de Vries <tom@codesourcery.com>
1774 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1775 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1776 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1777 * passes.c (finish_optimization_passes): Only call
1778 finish_graph_dump_file if dfi->graph_dump_initialized.
1779 (execute_function_dump, pass_init_dump_file): Use
1780 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1782 2016-04-17 Tom de Vries <tom@codesourcery.com>
1784 PR tree-optimization/70256
1785 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1786 (debug_varmap): New function.
1788 2016-04-17 Tom de Vries <tom@codesourcery.com>
1791 * passes.c (pass_manager::register_pass): Propagate pflags.
1793 2016-04-17 Tom de Vries <tom@codesourcery.com>
1796 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1797 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1798 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1799 check if it's equal to p_start.
1800 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1802 2016-04-15 Jan Hubicka <jh@suse.cz>
1805 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1806 function does not bind to current def.
1807 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1808 handle conservatively calls to functions that does not need to bind
1810 (check_call): Update call of worse_state.
1811 (ignore_edge_for_nothrow): Update.
1812 (ignore_edge_for_pure_const): Likewise.
1813 (propagate_pure_const): Update calls to worse_state.
1814 (skip_function_for_local_pure_const): Reformat comments.
1816 2016-04-15 Jan Hubicka <jh@suse.cz>
1819 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1820 (cgraph_node::function_symbol): Likewise.
1821 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1822 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1823 (symtab_node::ultimate_alias_target): Add REF parameter.
1824 (symtab_node::binds_to_current_def_p): Declare.
1825 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1826 (cgraph_node::function_symbol): Likewise.
1827 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1828 (cgraph_node::get_availability): Likewise.
1829 (cgraph_edge::binds_to_current_def_p): New inline function.
1830 (varpool_node::get_availability): Add REF parameter.
1831 (varpool_node::ultimate_alias_target): Likewise.
1832 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1833 (symtab_node::binds_to_current_def_p): Likewise.
1834 * varpool.c (varpool_node::get_availability): Likewise.
1836 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1839 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1840 Fix mode size check.
1842 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1844 * BASE-VER: Set to 7.0.0.
1846 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1848 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1850 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1852 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1853 architecture revisions.
1855 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1857 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1858 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1859 * config/i386/i386.md (stack decrement to push peepholes): Guard
1860 with !x86_using_red_zone ().
1862 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1865 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1866 to dump_generic_node.
1867 (NIY): Pass also flags to do_niy.
1869 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1871 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1872 (simd_clone_vector_of_formal_parm_types)
1873 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1874 (simd_clone_mangle, simd_clone_create)
1875 (simd_clone_adjust_return_type, create_tmp_simd_array)
1876 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1877 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1878 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1879 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1880 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1881 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1882 * omp-simd-clone.c: ... this new file.
1883 (simd_clone_vector_of_formal_parm_types): Make it static.
1884 * Makefile.in (OBJS): Add omp-simd-clone.o.
1886 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1889 * config/i386/sse.md: Use proper memory operand modifiers.
1892 2016-04-15 Richard Biener <rguenther@suse.de>
1893 Alan Modra <amodra@gmail.com>
1895 PR tree-optimization/70130
1896 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1897 when alignment stays not the same and no not use the realign
1900 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1903 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1904 direct move handlers for KFmode. Change TFmode handlers test from
1905 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1907 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1910 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1911 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1912 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1913 * tree-ssa-live.c (remove_unused_scope_block_p): When
1914 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1915 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1916 block_ultimate_origin is FUNCTION_DECL.
1917 (remove_unused_locals): If current_function_decl is
1918 polymorphic_ctor_dtor_p, pass initial true to
1919 remove_unused_scope_block_p' is_ctor_dtor_block.
1921 2016-04-14 Martin Sebor <msebor@redhat.com>
1926 * doc/extend.texi (Variable Length): Revert.
1928 2016-04-14 Marek Polacek <polacek@redhat.com>
1929 Jan Hubicka <hubicka@ucw.cz>
1932 * tree.c (verify_type): Disable the canonical type of main variant
1935 2016-04-14 Jason Merrill <jason@redhat.com>
1937 * cfgexpand.c, expr.c: Revert previous change.
1939 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1942 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1943 when building a mem ref for the incoming reduction variable.
1945 2016-04-14 Richard Biener <rguenther@suse.de>
1947 PR tree-optimization/70614
1948 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1949 loop if the evolution dropped to chrec_dont_know.
1950 (interpret_condition_phi): Likewise.
1952 2016-04-14 Richard Biener <rguenther@suse.de>
1954 PR tree-optimization/70623
1955 * tree-ssa-pre.c (changed_blocks): Make global ...
1956 (compute_antic): ... local here. Move and fix worklist
1957 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
1958 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
1959 worklist handling, dump when ANTIC_IN changed.
1960 (compute_partial_antic_aux): Remove worklist handling.
1961 (init_pre): Do not compute post dominators. Add a comment about
1962 the CFG order chosen.
1963 (fini_pre): Do not free post dominators.
1965 2016-04-13 Martin Sebor <msebor@redhat.com>
1970 * doc/extend.texi (Variable Length): Document C++ specifics.
1972 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1975 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
1976 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
1977 eh edges have been purged.
1980 * tree-sra.c (create_access_replacement,
1981 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
1983 * tree-pretty-print.c (dump_fancy_name): New function.
1984 (dump_decl_name, dump_generic_node): Use it.
1986 2016-04-13 Jason Merrill <jason@redhat.com>
1988 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
1989 * expr.c (expand_expr_real_1): Likewise.
1991 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
1993 * config/i386/i386.md (kunpckhi): Swap operands.
1994 (kunpcksi): Likewise.
1995 (kunpckdi): Likewise.
1996 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
1997 (vec_pack_trunc_<mode>): Likewise.
1999 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2002 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2005 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2006 gimplification turns some element into non-constant.
2009 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2010 * explow.c (convert_memory_address_addr_space_1): No longer static,
2011 add NO_EMIT argument and don't call convert_modes if true, pass
2012 it down recursively, remove break after return.
2013 (convert_memory_address_addr_space): Adjust caller.
2014 * simplify-rtx.c (simplify_unary_operation_1): Call
2015 convert_memory_address_addr_space_1 instead of convert_memory_address,
2016 if it returns NULL, don't simplify.
2018 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2021 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2023 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2025 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2026 Bump the upper SIMDLEN limits, so that if the return type or
2027 characteristic type if the return type is void can be passed in
2028 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2031 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2034 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2035 Do not use "=" constraint on an input constraint.
2036 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2037 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2038 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2039 generates (neg (abs ...)) instead of (abs ...).
2041 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2043 PR rtl-optimization/70596
2044 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2045 just invalidate LRA data and reset them. Adjust dump wording.
2047 2016-04-12 Martin Liska <mliska@suse.cz>
2050 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2052 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2054 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2055 max_loop_iterations_int.
2056 (tree_unswitch_outer_loop): Likewise.
2057 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2058 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2060 2016-04-12 Tom de Vries <tom@codesourcery.com>
2062 PR tree-optimization/68756
2063 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2064 instead of new_name.
2066 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2068 PR tree-optimization/70602
2069 * tree-sra.c (generate_subtree_copies): Don't write anything into
2070 constant pool decls.
2072 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2073 regardless whether there are depend clauses or not.
2075 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2078 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2079 target attribute and pragma from changing the -mfloat128
2080 and -mfloat128-hardware options.
2082 * doc/extend.texi (Additional Floating Types): Document PowerPC
2083 __float128 restrictions.
2085 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2088 * config/aarch64/driver-aarch64.c
2089 (aarch64_get_extension_string_for_isa_flags): New.
2090 (arch_extension): Rename to...
2091 (aarch64_arch_extension): ...This.
2092 (ext_to_feat_string): Rename to...
2093 (aarch64_extensions): ...This.
2094 (aarch64_core_data): Keep track of architecture extension flags.
2095 (cpu_data): Rename to...
2096 (aarch64_cpu_data): ...This.
2097 (aarch64_arch_driver_info): Keep track of architecture extension
2099 (get_arch_name_from_id): Rename to...
2100 (get_arch_from_id): ...This, change return type.
2101 (host_detect_local_cpu): Update and reformat for renames, handle
2102 extensions through common infrastructure.
2104 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2107 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2108 track of a canonical flag name.
2109 (all_extensions): Likewise.
2110 (arch_to_arch_name): Also track extension flags enabled by the arch.
2111 (all_architectures): Likewise.
2112 (aarch64_parse_extension): Move to here.
2113 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2115 (aarch64_rewrite_selected_cpu): Update for above change.
2116 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2117 are handled, such that the single explicit value enabled by an
2118 extension is kept seperate from the implicit values it also enables.
2119 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2121 (aarch64_parse_extension): New.
2122 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2123 here to config/aarch64/aarch64-protos.h.
2124 (aarch64_parse_extension): Move from here to
2125 common/config/aarch64/aarch64-common.c.
2126 (aarch64_option_print): Update.
2127 (aarch64_declare_function_name): Likewise.
2128 (aarch64_start_file): Likewise.
2129 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2130 the canonical flag for extensions.
2131 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2134 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2136 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2139 2016-04-09 Tom de Vries <tom@codesourcery.com>
2141 PR tree-optimization/68953
2142 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2143 first to last subscript.
2145 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2147 PR tree-optimization/70586
2148 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2151 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2155 PR tree-optimization/70373
2159 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2160 clauses for acc parallel reductions as necessary. Error on those
2162 * omp-low.c (scan_sharing_clauses): Don't install variables which
2163 are used in acc parallel reductions.
2164 (lower_rec_input_clauses): Remove dead code.
2165 (lower_oacc_reductions): Add support for reference reductions.
2166 (lower_reduction_clauses): Remove dead code.
2167 (lower_omp_target): Don't remap variables appearing in acc parallel
2169 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2171 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2174 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2175 with multiple SSA_NAME defs, force the outputs other than first
2176 to be live before calling live_track_process_def on each output.
2178 PR rtl-optimization/70574
2179 * fwprop.c (forward_propagate_and_simplify): Don't add
2180 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2181 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2182 paradoxical subregs within *loc.
2184 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2186 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2187 -ftree-parallelize-loops={0,1}.
2188 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2189 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2190 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2191 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2192 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2194 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2197 * asan.c (instrument_derefs): If we get unknown location, extract it
2199 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2201 2016-04-08 Tom de Vries <tom@codesourcery.com>
2203 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2204 implicit firstprivate clause.
2206 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2209 * config/arm/thumb2.md (tst + branch-> lsls + branch
2210 peephole below *orsi_not_shiftsi_si): Require that condition
2211 register is dead after the peephole.
2212 (second peephole after the above): Likewise.
2214 2016-04-08 Alan Modra <amodra@gmail.com>
2217 * builtins.c (fold_builtin_classify): For IBM extended precision,
2218 look at just the high-order double to test for NaN.
2219 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2220 test just the high double for Inf but both doubles for subnormal
2223 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2225 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2226 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2227 node->simdclone->mask_mode != VOIDmode masks.
2228 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2229 earlier, use it instead of node->simdclone.
2230 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2231 Set clonei->mask_mode.
2233 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2236 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2237 Pass it through to cp_parser_already_scoped_statement.
2238 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2239 it through to cp_parser_statement.
2240 (cp_parser_statement): Pass IF_P through to
2241 cp_parser_iteration_statement.
2242 (cp_parser_pragma): Adjust call to
2243 cp_parser_iteration_statement.
2245 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2248 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2249 resolve a future -Wparentheses warning.
2250 * omp-low.c (scan_sharing_clauses): Likewise.
2251 * tree-parloops.c (eliminate_local_variables): Likewise.
2253 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2255 PR rtl-optimization/70398
2256 * lra-constraints.c (process_address_1): Check zero scale and code
2257 for reloading with zero scale.
2259 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2262 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2264 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2266 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2267 Add support for AVX512F clones, include them by default for
2268 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2269 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2273 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2274 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2275 firstprivate clauses.
2276 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2277 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2278 (lower_omp_target): Set TREE_NO_WARNING for
2279 non-addressable possibly uninitialized vars which are copied into
2280 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2282 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2284 * config/pa/predicates.md (integer_store_memory_operand): Accept
2285 REG+D operands with a large offset when reload_in_progress is true.
2286 (floating_point_store_memory_operand): Likewise.
2288 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2291 * match.pd (nested int casts): Limit to GIMPLE.
2293 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2296 * ipa-devirt.c (maybe_record_node): Fix comment; use
2297 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2299 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2301 PR rtl-optimization/70542
2302 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2303 if there are any uses other than insn or debug insns.
2305 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2306 Jakub Jelinek <jakub@redhat.com>
2308 PR tree-optimization/70509
2309 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2310 Shift HOST_WIDE_INT_1U instead of 1.
2312 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2314 PR tree-optimization/70509
2315 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2316 of the vector base type for index.
2318 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2323 2016-04-05 Richard Biener <rguenther@suse.de>
2325 PR tree-optimization/70526
2326 * tree-sra.c (build_ref_for_offset): Use prev_base to
2327 extract the alias pointer type.
2329 2016-04-05 Richard Biener <rguenther@suse.de>
2331 * dse.c (struct store_info): Remove alias_set member.
2332 (struct read_info_type): Likewise.
2333 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2334 spill_deleted, clear_alias_set_lookup): Remove.
2335 (get_group_info): Remove dead base == NULL_RTX case.
2336 (dse_step0): Remove initialization of removed variables.
2337 (delete_dead_store_insn): Reomve alias set dumping.
2338 (free_read_records): Remove alias_set handling.
2339 (canon_address): Remove alias_set_out parameter.
2340 (record_store): Remove spill_alias_set, it's always zero.
2341 (check_mem_read_rtx): Likewise.
2342 (dse_step2): Rename from ...
2343 (dse_step2_nospill): ... this. Adjust.
2344 (scan_stores): Rename from ...
2345 (scan_stores_nospill): ... this.
2346 (scan_reads): Rename from ...
2347 (scan_reads_nospill): ... this.
2348 (scan_stores_spill, scan_reads_spill): Remove.
2349 (dse_step3_scan): Remove for_spills argument which is always false.
2350 (dse_step3): Likewise.
2351 (dse_step5): Rename from ...
2352 (dse_step5_nospill): ... this. Remove alias_set handling.
2353 (rest_of_handle_dse): Adjust.
2355 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2358 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2359 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2360 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2361 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2363 2016-04-05 Richard Biener <rguenther@suse.de>
2366 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2367 non-register type temporaries into SSA.
2369 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2372 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2373 calls when sanitizing.
2374 (possible_polymorphic_call_target_p): Fix formatting.
2376 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2377 Jakub Jelinek <jakub@redhat.com>
2380 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2381 to ensure a call statement is compatible with a built-in's
2383 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2386 2016-04-04 Richard Biener <rguenther@suse.de>
2388 PR rtl-optimization/70484
2389 * rtl.h (canon_output_dependence): Declare.
2390 * alias.c (canon_output_dependence): New function.
2391 * dse.c (record_store): Use canon_output_dependence rather
2392 than canon_true_dependence.
2394 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2397 * cgraph.h (symtab_node::copy_visibility_from): New function.
2398 * symtab.c (symtab_node::copy_visibility_from): New function.
2399 * ipa-visibility.c (optimize_weakref): New function.
2400 (function_and_variable_visibility): Use it.
2402 2016-04-04 Martin Liska <mliska@suse.cz>
2405 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2406 value that is really in range handled by SBR instruction.
2407 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2408 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2409 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2411 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2415 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2416 set, but not for SP_REG operands.
2418 2016-04-02 Martin Sebor <msebor@redhat.com>
2421 * fold-const.c (maybe_nonzero_address): New function.
2422 (fold_comparison): Call it. Fold equality and relational
2423 expressions involving null pointers.
2424 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2426 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2428 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2429 the "Y" constraint (scalar FP 0.0 immediate).
2431 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2432 Add the "const_double" to the list of operand constraints.
2434 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2436 PR rtl-optimization/70467
2437 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2438 If low word of the last operand is 0, just emit addition/subtraction
2441 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2444 * config/s390/s390.c (s390_expand_insv): Check for everything
2445 constant instead of just VOIDmode stuff.
2447 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2450 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2452 2016-04-01 Nathan Sidwell <nathan@acm.org>
2454 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2456 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2458 PR rtl-optimization/70461
2459 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2462 2016-03-31 Martin Liska <mliska@suse.cz>
2465 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2466 a tree value or an immediate integer value to a buffer
2467 that is eventually copied to a BRIG section.
2468 (emit_immediate_operand): Call the function here.
2469 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2470 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2471 of class' fields that are removed.
2472 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2473 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2474 m_brig_repr_size fields.
2476 2016-03-31 Martin Liska <mliska@suse.cz>
2479 * hsa-gen.c (hsa_function_representation::update_dominance): New
2481 (convert_addr_to_flat_segment): Likewise.
2482 (gen_hsa_memory_set): New alignment argument.
2483 (gen_hsa_ctor_assignment): Likewise.
2484 (gen_hsa_insns_for_single_assignment): Provide alignment
2485 to gen_hsa_ctor_assignment.
2486 (gen_hsa_insns_for_direct_call): Add new argument.
2487 (expand_lhs_of_string_op): New function.
2488 (expand_string_operation_builtin): Likewise.
2489 (expand_memory_copy): New function.
2490 (expand_memory_set): New function.
2491 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2492 (convert_switch_statements): Change signature.
2493 (generate_hsa): Use a return value of the function.
2494 (pass_gen_hsail::execute): Do not call
2495 convert_switch_statements here.
2496 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2497 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2498 (hsa_function_representation::update_dominance): New function.
2500 2016-03-31 Martin Liska <mliska@suse.cz>
2503 * hsa-brig.c (emit_directive_variable): Emit alignment
2504 according to hsa_symbol::m_align.
2505 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2506 (dump_hsa_symbol): Dump alignment of HSA symbols.
2507 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2508 (gen_hsa_addr_with_align): New function.
2509 (hsa_bitmemref_alignment): Use newly added function.
2510 (gen_hsa_insns_for_load): Likewise.
2511 (gen_hsa_insns_for_store): Likewise.
2512 (gen_hsa_memory_copy): New argument added.
2513 (gen_hsa_insns_for_single_assignment): Respect
2514 alignment for assignments processed via gen_hsa_memory_copy.
2515 (gen_hsa_insns_for_direct_call): Likewise.
2516 (gen_hsa_insns_for_return): Likewise.
2517 (gen_function_def_parameters): Set default alignment.
2518 * hsa.c (hsa_object_alignment): New function.
2519 (hsa_byte_alignment): Pasted function.
2520 * hsa.h (hsa_symbol::m_align): New field.
2522 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2524 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2525 scratch field for goto case.
2527 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2529 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2531 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2534 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2535 (scalar_chain::convert_insn): Call convert_op for reg
2536 moves to handle undefined registers.
2538 2016-03-31 Nathan Sidwell <nathan@acm.org>
2541 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2542 Assert we don't want to move backwards.
2544 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2547 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2549 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2551 PR rtl-optimization/70460
2552 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2553 with operand from REG_LABEL_OPERAND, instead substitute
2554 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2555 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2557 2016-03-31 Martin Liska <mliska@suse.cz>
2559 * passes.c (execute_one_pass): Do not call
2560 todo_after for a discarded function.
2562 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2564 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2565 (no_cost, infinite_cost): Initialize the new field.
2566 (get_computation_cost_at): Record setup cost.
2567 (determine_use_iv_cost_address): Skip cost computation for sub
2568 uses if we can estimate it without losing accuracy.
2570 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2572 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2574 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2575 max_loop_iterations_int.
2576 (tree_unswitch_outer_loop): Likewise.
2577 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2578 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2580 2016-03-30 Richard Biener <rguenther@suse.de>
2583 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2585 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2588 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2589 in gen_blendm expander.
2591 2016-03-30 Nick Clifton <nickc@redhat.com>
2594 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2595 case where we are already provided with an SImode SUBREG.
2597 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2600 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2601 conflict between DRAP register and __builtin_eh_return.
2603 2016-03-30 Michael Matz <matz@suse.de>
2604 Richard Biener <rguenther@suse.de>
2607 * ipa-polymorphic-call.c (struct type_change_info): Change
2608 speculative to an unsigned allowing to limit the work we do.
2609 (csftc_abort_walking_p): New inline function..
2610 (check_stmt_for_type_change): Limit the number of may-defs
2611 skipped for speculative devirtualization to
2612 max-speculative-devirt-maydefs.
2613 * params.def (max-speculative-devirt-maydefs): New param.
2614 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2616 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2619 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2622 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2624 PR tree-optimization/59124
2625 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2626 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2628 2016-03-29 Jeff Law <law@redhat.com>
2630 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2632 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2634 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2637 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2639 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2640 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2641 gcrt0.o if linking dynamically.
2643 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2646 * ipa-devirt.c (methods_equal_p): New function.
2647 (compare_virtual_tables): Use it.
2648 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2649 * cgraphclones.c (clone_function_name_1): Use
2650 symbol_table::symbol_suffix_separator.
2651 * coverage.c (build_var): Likewise.
2652 * symtab.c (symbol_table::symbol_suffix_separator): New.
2654 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2656 PR rtl-optimization/70429
2657 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2658 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2659 mode != result_mode.
2662 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2664 PR tree-optimization/70405
2665 * ssa-iterators.h (num_imm_uses): Add missing braces.
2667 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2669 PR rtl-optimization/68695
2670 * ira-color.c (allocno_copy_cost_saving): New.
2671 (improve_allocation): Use it.
2673 2016-03-29 Richard Henderson <rth@redhat.com>
2676 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2678 2016-03-29 Richard Biener <rguenther@suse.de>
2681 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2682 use alignment returned by get_pointer_alignment_1 if it is
2683 bigger than BITS_PER_UNIT.
2684 * builtins.c (get_pointer_alignment_1): Do not return true
2685 for alignment extracted from SSA info.
2687 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2689 * config/ft32/ft32.opt (mnodiv): New.
2690 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2691 * doc/invoke.texi (FT32 Options -mnodiv): New.
2693 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2696 * config/i386/i386.md (define_split, andn): Fix modes.
2698 2016-03-26 Richard Biener <rguenther@suse.de>
2699 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2702 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2704 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2705 as 2nd argument to cl_optimization_restore().
2707 2016-03-25 Richard Henderson <rth@redhat.com>
2710 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2711 * config/aarch64/aarch64-protos.h: Declare it.
2712 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2714 2016-03-25 Alan Modra <amodra@gmail.com>
2717 * config/rs6000/constraints.md (j): Simplify.
2718 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2720 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2721 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2722 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2723 in all constraint alternatives.
2724 (movtd_64bit_nodm): Delete "j" constraint alternative.
2726 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2728 * tree-ssa-propagate.c: Enhance docs for
2729 SSA_PROP_NOT_INTERESTING.
2731 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2733 * doc/extend.texi: Fix typo in documentation to pure attribute.
2735 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2738 * config/pa/pa.md (bswapdi2): Use a scratch register.
2740 2016-03-24 Richard Henderson <rth@redhat.com>
2743 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2746 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2749 using ix86_expand_binary_operator instead of gen_andsi3.
2751 2016-03-24 Richard Biener <rguenther@suse.de>
2753 PR tree-optimization/70396
2754 * tree-vect-stmts.c (vectorizable_comparison): Use
2755 get_vectype_for_scalar_type.
2757 2016-03-24 Richard Biener <rguenther@suse.de>
2760 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2761 with register bases.
2763 2016-03-24 Richard Biener <rguenther@suse.de>
2765 PR tree-optimization/70372
2766 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2767 build_all_ones_cst to also handle vector types correctly.
2769 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2772 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2775 2016-03-23 Marek Polacek <polacek@redhat.com>
2778 * doc/invoke.texi: Document -Wignored-attributes.
2780 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2782 PR tree-optimization/69042
2783 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2784 parameter from 30 to 40.
2786 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2788 PR tree-optimization/69042
2789 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2790 for use with constant offset stripped in base.
2792 2016-03-23 Richard Biener <rguenther@suse.de>
2795 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2796 mode compatibility check.
2797 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2799 2016-03-23 Jeff Law <law@redhat.com>
2801 PR tree-optimization/64058
2802 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2804 (struct ssa_conflicts): Move up earlier in the file.
2805 (conflicts_, var_map_): New static variables.
2806 (initialize_conflict_count): New function to initialize the
2807 CONFLICT_COUNT field for each conflict pair.
2808 (compare_pairs): Lazily initialize the conflict count and use it
2809 as the first tie-breaker.
2810 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2811 and wipe conflicts_ and map_ around the call to qsort. Remove
2812 special case for 2 coalesce pairs.
2813 * bitmap.c (bitmap_count_unique_bits): New function.
2814 (bitmap_count_bits_in_word): New function, extracted from
2816 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2817 * bitmap.h (bitmap_count_unique_bits): Declare it.
2819 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2822 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2823 transparent alias chain for decl assembler name.
2824 * config/sol2.c (solaris_assemble_visibility): Likewise.
2826 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2828 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2830 (v10_fdivs): Likewise.
2831 (v10_fdivd): Likewise.
2833 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2836 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2837 to not call fclose twice on file.
2839 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2841 PR tree-optimization/70354
2842 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2843 oprnd0 is wider than oprnd1 and there is a cast from the wider
2844 type to oprnd1, mask it with the mask of the narrower type.
2847 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2848 Optimize TARGET_STV splitters, if high or low word of last argument
2851 2016-03-22 Jeff Law <law@redhat.com>
2854 tree-ssa-threadbackward.c
2855 (fsm_find_control_statement_thread_paths): Correctly distinguish
2856 between old style jump threads vs FSM jump threads.
2858 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2861 * config/i386/i386.c (scalar_chain::convert_op): Support
2862 uninitialized register usage case.
2864 2016-03-22 Richard Biener <rguenther@suse.de>
2867 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2869 (capture::gen_transform): ... to change behavior when substituting
2870 a condition into cond or not-cond expr context.
2871 (dt_simplify::gen_1): Adjust.
2872 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2873 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2874 last change and instead change to
2875 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2876 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2878 2016-03-22 Anthony Green <green@moxielogic.com>
2880 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2881 issue for moxiebox targets.
2882 (CC1PLUS_SPEC): Ditto.
2884 2016-03-22 Richard Biener <rguenther@suse.de>
2887 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2890 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2892 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2894 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2897 * config/i386/i386.c (def_builtin): Handle
2898 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2900 (const struct builtin_description bdesc_special_args[]):
2901 Remove duplicate ISA bits.
2903 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2906 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2907 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2908 in a way that works also for AVX512BW.
2911 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2912 instead of source if operands[1] is xmm16 and above and
2913 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2914 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2917 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2918 on assign if (*from_p) is a comparison, set it to
2919 TREE_NO_WARNING (*from_p).
2921 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2924 * lra.c (restore_scratches): Ignore deleted insns.
2926 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2927 Jakub Jelinek <jakub@redhat.com>
2929 PR tree-optimization/70317
2930 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2933 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2936 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2937 of ix86_expand_move.
2939 (movti): Use general_operand for operand 1 predicate.
2941 2016-03-21 Martin Liska <mliska@suse.cz>
2943 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2945 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2947 2016-03-21 Martin Liska <mliska@suse.cz>
2950 * ipa-icf.c (sem_function::parse): Skip static
2951 constructors and destructors.
2953 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2956 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
2957 function-like macro, peek following token(s) if it is followed
2958 by CPP_OPEN_PAREN token with optional padding in between, and
2959 if not, don't treat it like a macro.
2961 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
2962 Alexander Monakov <amonakov@ispras.ru>
2964 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
2965 for the stabs debug format.
2967 2016-03-21 Richard Biener <rguenther@suse.de>
2969 PR tree-optimization/70310
2970 * tree-vect-generic.c (expand_vector_condition): Fold the built
2973 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
2976 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
2977 Block third alternative for AVX-512VL target,
2979 2016-03-21 Martin Liska <mliska@suse.cz>
2982 * hsa-brig.c (emit_function_directives): Mark unemitted
2983 global variables for emission.
2984 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
2985 (get_symbol_for_decl): Likewise.
2986 * hsa.h (struct hsa_symbol): New flag.
2988 2016-03-21 Richard Biener <rguenther@suse.de>
2990 PR tree-optimization/70288
2991 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
2992 we do not estimate unsimplified all-constant conditionals or
2993 switches as optimized away.
2995 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
2997 PR rtl-optimization/69102
2998 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
2999 when we have a readonly dependency context.
3001 2016-03-18 Jeff Law <law@redhat.com>
3003 PR rtl-optimization/70263
3004 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3005 (update_equiv_regs): When trying to move a store to after the insn
3006 that sets the source of the store, make sure the store occurs after
3007 the insn that sets the source of the store. When successful note
3008 the REG_EQUIV note created in the dump file.
3010 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3011 Bernd Schmidt <bschmidt@redhat.com>
3013 * doc/extend.texi: Document more potential problems with basic asms.
3015 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3017 PR rtl-optimization/70278
3018 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3021 2016-03-18 Jason Merrill <jason@redhat.com>
3023 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3025 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3027 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3028 values to 128b regs.
3030 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3032 PR tree-optimization/70252
3033 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3034 boolean vector has a proper number of elements.
3035 (supportable_narrowing_operation): Likewise.
3037 2016-03-18 Tom de Vries <tom@codesourcery.com>
3040 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3042 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3044 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3045 instead of replace_rtx for DEBUG_INSNs.
3047 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3049 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3050 load type reservations.
3052 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3055 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3056 define_constraint for "Q" and "T" constraints.
3058 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3060 Tweak the pipeline model for Exynos M1
3062 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3065 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3068 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3069 where one or both locations aren't within a line_map.
3071 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3074 * opts.c (finish_options): Don't set flag_pie to the default if
3075 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3078 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3080 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3081 true as ALL_REGS argument to replace_rtx.
3083 2016-03-17 Richard Biener <rguenther@suse.de>
3086 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3089 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3092 * rtl.h (replace_rtx): Add ALL_REGS argument.
3093 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3094 equality and assert mode is the same, instead of just rtx pointer
3096 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3097 true as ALL_REGS argument to replace_rtx.
3099 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3101 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3102 for boolean vector with vector mode only.
3103 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3105 2016-03-17 Nick Clifton <nickc@redhat.com>
3108 * config/rx/rx.c (rx_print_integer): Print negative constants in
3111 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3114 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3116 2016-03-16 Richard Henderson <rth@redhat.com>
3117 Richard Biener <rguenth@suse.de>
3122 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3123 first operand as is_gimple_condexpr.
3128 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3129 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3130 Do not gimplify the result.
3131 (do_unop): Adjust call to tree_vec_extract.
3132 (do_binop): Likewise.
3133 (do_compare): Likewise.
3134 (do_plus_minus): Likewise.
3135 (do_negate): Likewise.
3136 (expand_vector_condition): Likewise.
3137 (do_cond): Likewise.
3139 2016-03-16 Richard Henderson <rth@redhat.com>
3142 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3143 (aarch64_classify_address): Use it.
3144 (aarch64_legitimize_address): Force all subexpressions of PLUS
3145 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3147 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3148 Richard Biener <rguenth@suse.de>
3151 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3152 return to even if only REGNO is equal, and assert
3155 2016-03-11 Jeff Law <law@redhat.com>
3157 PR rtl-optimization/70224
3158 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3160 2016-03-16 Richard Henderson <rth@redhat.com>
3163 * function.h (struct function): Add has_forced_label_in_static.
3164 * gimplify.c (force_labels_r): Set it.
3165 * lto-streamer-in.c (input_struct_function_base): Read it.
3166 * lto-streamer-out.c (output_struct_function_base): Write it.
3167 * tree-inline.c (has_label_address_in_static_1): Remove.
3168 (copy_forbidden): Remove fndecl parameter; test
3169 has_forced_label_in_static.
3170 (inline_forbidden_p): Update call to copy_forbidden.
3171 (tree_versionable_function_p): Likewise.
3172 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3173 (chkp_versioning): Likewise.
3174 * tree-inline.h (copy_forbidden): Update decl.
3176 2016-03-16 Marek Polacek <polacek@redhat.com>
3179 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3180 function being thunked if the result type doesn't have fixed size.
3181 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3182 doesn't have fixed size.
3184 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3186 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3187 reporting malformed loop nest.
3189 2016-03-16 Tom de Vries <tom@codesourcery.com>
3192 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3193 nodes.length () == 1 test to before first nodes[0] access.
3195 2016-03-16 Tom de Vries <tom@codesourcery.com>
3197 PR tree-optimization/68715
3198 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3201 2016-03-16 Tom de Vries <tom@codesourcery.com>
3203 PR tree-optimization/68809
3204 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3207 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3208 Sandra Loosemore <sandra@codesourcery.com>
3210 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3211 on leaf attribute. Mention ELF interposition problems.
3213 2016-03-16 Alan Modra <amodra@gmail.com>
3215 PR rtl-optimization/69195
3216 PR rtl-optimization/47992
3217 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3220 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3223 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3225 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3227 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3229 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3231 PR rtl-optimization/70222
3232 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3233 optimization if mode is different from result_mode, queue up masking
3234 of the result in outer_op. Formatting fix.
3237 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3240 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3242 PR rtl-optimization/69032
3243 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3244 looping backwards over basic block insns.
3246 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3249 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3250 to non-speculative when propagating trap bits.
3252 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3254 PR rtl-optimization/63384
3255 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3258 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3261 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3262 factored out from ...
3263 (sched_analyze_insn): ... here.
3264 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3265 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3266 get_implicit_reg_pending_clobbers in it.
3267 (setup_id_reg_sets): Use setup_id_implicit_regs.
3268 (deps_init_id): Ditto.
3270 2016-03-15 Tom de Vries <tom@codesourcery.com>
3273 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3275 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3276 execute_function_dump.
3277 (execute_one_pass): Don't dump function if it will be dumped after ipa
3280 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3282 * genrecog.c (match_pattern_2): If pred is NULL don't call
3283 safe_predicate_mode on it.
3285 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3288 * lra-constraints.c (delete_move_and_clobber): Change assertion
3289 to also allow dregno == 0.
3291 2016-03-14 Richard Henderson <rth@redhat.com>
3294 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3295 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3296 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3297 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3300 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3303 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3305 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3307 * lra-constraints.c (split_reg): For hard regs, try to find the
3308 biggest single-register mode used in the function.
3310 2016-03-14 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/56365
3313 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3314 constants to compare against.
3316 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3319 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3320 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3321 (define_split for the GPR case): Use int_reg_operand instead of
3322 gpc_reg_operand for the output.
3324 2016-03-14 Tom de Vries <tom@codesourcery.com>
3326 PR tree-optimization/70045
3327 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3328 create_empty_if_region_on_edge argument.
3330 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3332 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3333 (STACK_CHECK_PROTECT): Likewise.
3334 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3335 (STACK_CHECK_PROTECT): Likewise.
3336 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3337 (STACK_CHECK_PROTECT): Likewise.
3338 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3339 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3340 (STACK_CHECK_PROTECT): Likewise.
3342 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3344 PR rtl-optimization/69307
3345 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3346 registers in modes that span more than one register.
3348 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3351 * lra-constraints.c (delete_move_and_clobber): New.
3352 (remove_inheritance_pseudos): Use it.
3354 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3357 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3358 the libcall is LCT_THROW.
3359 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3360 for the checking routine.
3362 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3365 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3366 optimization if we have direct move.
3367 (roundu32<mode>2_fprs): Likewise.
3369 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3372 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3374 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3375 Arguments swapped. All callers changed. Take reg_renumber into
3376 account, and Calculate and compare register ranges for hard regs.
3378 2016-03-11 Jeff Law <law@redhat.com>
3380 PR tree-optimization/70190
3381 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3382 Handle cases where we can not extract the taken edge, even though we
3383 found a constant value.
3385 PR tree-optimization/64058
3386 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3387 (num_coalesce_pairs): Move up earlier in file.
3388 (find_coalesce_pair): Initialize the INDEX field for each pair
3390 (compare_pairs): No longer sort on the elements in each pair.
3391 Instead break ties with the index of the coalesce pair.
3393 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3396 * config/aarch64/aarch64-protos.h
3397 (aarch64_save_restore_target_globals): New prototype.
3398 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3399 Call the above when popping pragma.
3400 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3402 (aarch64_set_current_function): Rewrite using the above.
3404 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3406 PR tree-optimization/70177
3407 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3408 (extract_ops_from_tree): ... this. In the 2 argument
3409 overload remove _1 suffix.
3410 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3411 (extract_ops_from_tree): ... this.
3412 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3414 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3415 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3416 extract_ops_from_tree instead of 2 operand one.
3418 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3420 PR tree-optimization/70013
3421 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3422 for constant-pool entries.
3424 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3426 PR rtl-optimization/70174
3427 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3428 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3430 PR tree-optimization/70169
3431 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3432 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3435 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3436 Jakub Jelinek <jakub@redhat.com>
3439 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3440 of uninitialized values.
3442 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3444 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3446 ("*trunctddd2"): New pattern definition.
3447 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3450 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3452 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3453 definitions for BFP and DFP rounding modes.
3454 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3455 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3456 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3457 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3460 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3462 * config/s390/constraints.md: Adjust comment.
3463 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3464 s390_decompose_addrstyle_without_index.
3465 * config/s390/predicates.md (shift_count_or_setmem_operand):
3466 Rename to setmem_operand.
3467 * config/s390/s390-protos.h
3468 (s390_decompose_shift_count): Rename to
3469 s390_decompose_addrstyle_without_index.
3470 * config/s390/s390.c (s390_decompose_shift_count)
3471 (s390_mem_constraint, print_shift_count_operand)
3472 (print_operand_address, print_operand): Rename
3473 s390_decompose_shift_count to
3474 s390_decompose_addrstyle_without_index and rename
3475 print_shift_count_operand to print_addrstyle_operand troughout the
3477 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3478 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3479 Rename shift_count_or_setmem_operand to setmem_operand.
3480 * config/s390/vx-builtins.md ("vec_insert<mode>")
3481 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3484 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3487 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3488 Handle overlapping retval and newval.
3490 2016-03-10 Nick Clifton <nickc@redhat.com>
3493 * config/aarch64/aarch64.c
3494 (aarch64_override_options_after_change_1): When forcing
3495 flag_omit_frame_pointer to be true, use a special value that can
3496 be detected if this function is called again, thus preventing
3497 flag_omit_leaf_frame_pointer from being forced to be false.
3499 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3501 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3502 Set x_flag_omit_leaf_frame_pointer when handling
3503 -momit-leaf-frame-pointer.
3505 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3508 * cgraph.c (cgraph_node::dump): Dump split_part and
3509 indirect_call_target.
3510 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3511 * ipa.c (has_addr_references_p): Cleanup.
3512 (is_indirect_call_target_p): New.
3513 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3514 called indirectly as local.
3515 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3517 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3520 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3521 on cxa_pure_virtual.
3523 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3526 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3528 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3531 * tree.c (need_assembler_name_p): Only record main variant type names.
3533 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3536 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3537 Always define to 0 or 1.
3538 (TARGET_FIX_ERR_A53_843419): New macro.
3539 * config/aarch64/aarch64-elf-raw.h
3540 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3541 * config/aarch64/aarch64-linux.h: Likewise.
3542 * config/aarch64/aarch64.c
3543 (aarch64_override_options_after_change_1): Do not default
3544 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3546 (aarch64_attributes): Handle fix-cortex-a53-843419.
3547 (aarch64_can_inline_p): Likewise.
3548 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3550 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3551 Jakub Jelinek <jakub@redhat.com>
3553 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3554 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3555 DECL_COMMONS if flag_unconstrained_commons is set.
3556 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3557 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3558 (funconstrained-commons): Document.
3560 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3562 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3563 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3565 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3567 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3568 has a proper number of elements.
3570 2016-03-10 Alan Modra <amodra@gmail.com>
3572 PR rtl-optimization/69195
3573 PR rtl-optimization/47992
3574 * ira.c (recorded_label_ref): Delete.
3575 (update_equiv_regs): Return void.
3576 (indirect_jump_optimize): New function.
3577 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3578 before regstat_compute_ri. Don't rebuild_jump_labels here.
3579 Delete update_regstat.
3581 2016-03-10 Richard Biener <rguenther@suse.de>
3583 PR tree-optimization/70128
3584 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3585 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3587 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3589 PR tree-optimization/70152
3590 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3591 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3594 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3595 instead of gen_sse2_loadlpd.
3596 * config/i386/sse.md (*vec_concatv2df): Rename to...
3597 (vec_concatv2df): ... this.
3599 PR tree-optimization/70127
3600 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3602 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3606 * diagnostic-show-locus.c (compatible_locations_p): New function.
3607 (layout::layout): Sanitize ranges using compatible_locations_p.
3609 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3613 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3614 location_range param with three const expanded_locations * and a
3616 (layout::layout): Replace call to
3617 rich_location::lazily_expand_location with get_expanded_location.
3618 Extract the range and perform location expansion here, passing
3619 the results to the layout_range ctor.
3620 * diagnostic.c (source_range::debug): Delete.
3621 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3622 of rich_location::get_expanded_location.
3623 * gcc-rich-location.c (get_range_for_expr): Delete.
3624 (gcc_rich_location::add_expr): Reimplement to avoid the
3625 rich_location::add_range overload that took a location_range,
3626 passing a location_t instead.
3628 2016-03-09 Richard Biener <rguenther@suse.de>
3629 Jakub Jelinek <jakub@redhat.com>
3631 PR tree-optimization/70138
3632 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3633 Also skip vect_double_reduction_def.
3635 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3638 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3639 if the operand is "m".
3641 2016-03-09 Nathan Sidwell <nathan@acm.org>
3643 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3645 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3647 * config/i386/i386.c (processor_target_table): Fix cost table
3648 intialization order for znver1.
3650 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3652 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3653 - becuase -> because.
3654 * ipa-reference.c (ignore_module_statics): Likewise.
3655 * cgraph.c (cgraph_node::get_body): Likewise.
3656 * ipa-inline.c (early_inliner): Likewise.
3657 * ipa-devirt.c (types_same_for_odr): Likewise.
3658 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3659 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3661 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3663 * tree-ssa-math-opts.c: Fix typo in comment.
3665 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3668 * config/i386/i386.c (scalar_chain::make_vector_copies,
3669 scalar_chain::convert_reg): Call end_sequence in between
3670 get_insns and emit_conversion_insns rather than after both
3673 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3676 * config/i386/i386.h (machine_function): Add
3677 pc_thunk_call_expanded flag.
3678 (ix86_pc_thunk_call_expanded): New define.
3679 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3680 (*set_got): Rename insn pattern from set_got.
3681 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3682 * config/i386/i386.c (ix86_compute_frame_layout): Use
3683 ix86_pc_thunk_call_expanded to prevent red-zone.
3685 2016-03-07 Martin Jambor <mjambor@suse.cz>
3687 * hsa.h (hsa_get_ctor_statements): Declare.
3688 (hsa_get_dtor_statements): Likewise.
3689 (hsa_get_kernel_dispatch_type): Likewise.
3690 * hsa.c (hsa_get_ctor_statements): New function.
3691 (hsa_get_dtor_statements): Likewise.
3692 (hsa_get_kernel_dispatch_type): Likewise.
3693 * hsa-brig.c (hsa_cdtor_statements): Removed.
3694 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3695 hsa_get_dtor_statements.
3696 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3697 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3699 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3701 * config/arm/arm-cores.def (cortex-r8): New.
3702 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3703 * config/arm/arm-tune.md: Likewise.
3704 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3706 2016-03-07 Martin Sebor <msebor@redhat.com>
3708 PR rtl-optimization/19705
3709 * doc/invoke.texi (Options That Control Optimization): Clarify
3710 -fno-branch-count-reg.
3712 2016-02-26 Richard Biener <rguenther@suse.de>
3713 Jeff Law <law@redhat.com>
3715 PR tree-optimization/69740
3716 * cfghooks.c (remove_edge): Request loop fixups if we delete
3717 an edge that might turn an irreducible loop into a natural
3719 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3720 Move after definition of loops_state_clear.
3722 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3724 PR rtl-optimization/69052
3725 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3728 2016-03-07 Tom de Vries <tom@codesourcery.com>
3730 PR tree-optimization/70116
3731 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3732 is_tm_ending stmts and ubsan/asan internal functions.
3733 (find_duplicate): Use it. Don't test is_tm_ending here.
3735 2016-03-07 Richard Biener <rguenther@suse.de>
3737 PR tree-optimization/70115
3738 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3739 (propagate_constants_for_unrolling): Use replace_uses_by.
3741 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3744 * omp-low.c (struct oacc_loop): Add ifns.
3745 (new_oacc_loop_raw): Initialize it.
3746 (finish_oacc_loop): Clear mask & flags if no ifns.
3747 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3748 (oacc_loop_xform_loop): Add ifns arg & adjust.
3749 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3751 2016-03-07 Richard Henderson <rth@redhat.com>
3754 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3755 (insert_value_copy_on_edge): Likewise.
3757 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3759 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3761 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3764 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3766 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3768 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3770 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3772 Fix sseimul type attribute.
3773 * config/i386/znver1.md
3774 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3775 znver1_sseimul_avx256_load) : Fix the type attribute.
3776 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3777 pipe usage and latency.
3779 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3782 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3783 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3786 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3789 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3791 PR rtl-optimization/69941
3792 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3793 the reg share its mode.
3795 2016-03-04 Jeff Law <law@redhat.com>
3797 PR tree-optimization/69196
3798 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3799 If the both SSA_NAMEs are anonymous, then consider them unassociated
3800 and include the PHI in the statement count.
3802 2016-03-05 Tom de Vries <tom@codesourcery.com>
3804 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3805 construct in oacc routine. Check for oacc region in oacc routine.
3807 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3810 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3811 2016-02-22 changes, instead don't recurse if RECUR is already true.
3812 Don't change *dynamic_check if RECUR. Adjust recursive caller
3813 to pass true to the new argument.
3814 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3817 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3818 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3820 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3822 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3824 PR rtl-optimization/57676
3825 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3828 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3830 * tree-vect-patterns.c (search_type_for_mask): Handle
3831 comparison of booleans.
3833 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3835 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3839 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3840 all other ops that have dw_val_class_die_ref operands,
3841 and DW_OP_GNU_entry_value.
3843 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3845 PR rtl-optimization/69904
3846 * config/arm/arm.c (arm_cannot_copy_insn_p):
3847 Return true for load-exclusive instructions.
3849 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3852 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3853 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3854 the pattern no matter if it is used just by non-pattern, pattern
3856 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3857 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3858 oprnd1 def_stmt is in pattern, don't look through it.
3860 2016-03-03 Marek Polacek <polacek@redhat.com>
3863 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3865 2016-03-03 Martin Liska <mliska@suse.cz>
3867 PR tree-optimization/70043
3868 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3869 previous statement if we see a debug statement.
3871 2016-03-03 Richard Biener <rguenther@suse.de>
3873 PR tree-optimization/55936
3874 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3875 parameter and guard unsafe equivalence use.
3876 (vrp_evaluate_conditional_warnv_with_ops): Always use
3877 safe equivalences but not via the quadratic compare_names
3880 2016-03-03 Michael Collison <michael.collison@linaro.org>
3883 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3884 for operand 1 to s_register_operand. Change predicate for operand
3885 2 to arm_not_immediate_operand.
3887 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3889 * doc/tm.texi: Regenerated.
3891 2016-03-02 Richard Henderson <rth@redhat.com>
3894 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3895 simplification when all args are positive non-fixed registers.
3897 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3899 * target.def (lra_p): Specify that new ports should use LRA.
3901 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3904 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3905 gimplify_type_sizes the type they refer to.
3906 (omp_notice_variable): Handle reference vars to VLAs.
3907 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3908 reference to VLA decls in the second pass instead of first pass.
3910 2016-03-02 Tom de Vries <tom@codesourcery.com>
3912 PR tree-optimization/68659
3913 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3914 new_expr == NULL_TREE.
3915 (get_new_name): Handle ADDR_EXPR.
3917 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3919 PR rtl-optimization/69052
3920 * loop-invariant.c (canonicalize_address): New function.
3921 (inv_can_prop_to_addr_use): Check validity of address expression
3922 which is canonicalized by above function.
3924 2016-03-02 Alan Modra <amodra@gmail.com>
3927 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3930 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3933 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3934 (*movhi_internal): Put mask moves from and to memory separately
3935 from moves from/to GPRs.
3937 2016-03-02 Richard Biener <rguenther@suse.de>
3939 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3940 GENERIC expressions in GIMPLE.
3942 2016-03-02 Richard Biener <rguenther@suse.de>
3944 * config/i386/i386.c (type_natural_mode): Fix typo.
3946 2016-03-02 Nick Clifton <nickc@redhat.com>
3948 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3950 2016-03-02 Richard Biener <rguenther@suse.de>
3951 Uros Bizjak <ubizjak@gmail.com>
3954 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
3956 2016-03-02 Richard Biener <rguenther@suse.de>
3959 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
3961 2016-03-02 Marek Polacek <polacek@redhat.com>
3964 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
3965 "is promoted to" warning.
3967 2016-03-01 DJ Delorie <dj@redhat.com>
3969 * config.gcc: Deprecate mep-*.
3971 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
3974 * lra-constraints.c (regno_val_use_in): New.
3975 (match_reload): Use it instead of regno_use_in.
3977 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3979 PR rtl-optimization/70007
3980 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
3981 references present in REG_EQUAL notes attached to non-SET patterns.
3983 2016-03-01 Jeff Law <law@redhat.com>
3985 PR tree-optimization/69196
3986 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3987 Appropriately clamp the number of statements to copy when the
3988 thread path does not traverse a loop backedge.
3990 PR tree-optimization/69196
3991 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3992 Do count some PHIs in the thread path against the insn count. Decrease
3993 final statement count by one as the control statement in the last
3994 block will get removed. Remove special cased code for handling PHIs
3997 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4000 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4001 asm dialect alternatives to explicit GOTPCREL calls.
4003 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4006 * ira.c (do_reload): Issue warning for generic stack checking here...
4007 * reload1.c (reload): ...instead of here and streamline it.
4009 2016-03-01 Nick Clifton <nickc@redhat.com>
4011 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4013 2016-03-01 Richard Biener <rguenther@suse.de>
4015 PR tree-optimization/69983
4016 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4017 types and fall back to operand_equal_p.
4019 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4022 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4024 * config/s390/constraints.md ("jm8"): New constraint.
4025 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4027 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4029 ("*setmem_long<setmem_and>"): New pattern.
4030 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4032 ("*setmem_long_31z<setmem_and>"): New pattern.
4033 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4034 New substitution rules with the required attributes.
4037 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4040 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4042 * gensupport.c (process_substs_on_one_elem): Split loop to
4043 complete mark_operands_used_in_match_dup on all expressions in the
4045 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4046 and remove function.
4048 2016-03-01 Richard Biener <rguenther@suse.de>
4051 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4052 vector BIT_FIELD_REF extract.
4054 2016-03-01 Richard Biener <rguenther@suse.de>
4056 PR tree-optimization/69994
4057 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4059 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4061 PR tree-optimization/69956
4062 * tree-vect-stmts.c (supportable_widening_operation): Support
4063 multi-step conversion of boolean vectors.
4064 (supportable_narrowing_operation): Likewise.
4066 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4068 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4071 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4073 * config/s390/subst.md (DSI_VI): New mode iterator.
4074 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4075 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4076 the insn definition.
4077 ("*vec_set<mode>"): Change predicate and add alternative to
4078 support only either register or const_int operands as element
4080 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4082 ("vec_extract<mode>"): New expander.
4083 ("*vec_extract<mode>"): New insn definition supporting reg and
4084 const_int element selectors.
4085 ("*vec_extract<mode>_plus"): New insn definition supporting
4086 reg+const_int element selectors.
4087 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4088 following expander+insn definition.
4089 ("<vec_shifts_name><mode>3"): New expander.
4090 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4092 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4094 * config/s390/s390.md ("*tabort_1"): Change predicate to
4095 nonmemory_operand. Add a second alternative to cover
4096 register as well as const int operands.
4097 ("*tabort_1_plus"): New pattern definition.
4099 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4101 * config/s390/s390.md ("*ashrdi3_cc_31")
4102 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4103 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4104 Merge insn definitions into ...
4105 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4106 New pattern definition.
4107 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4108 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4109 ("*ashr<mode>3_and"): Merge insn definitions into ...
4110 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4111 New pattern definition.
4112 * config/s390/subst.md ("addr_style_op_cc_subst")
4113 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4114 substitutions patterns plus attributes.
4115 Add ashiftrt to SUBST iterator.
4117 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4119 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4120 op2 to nonmemory_operand.
4121 ("*<shift>di3_31", "*<shift>di3_31_and"):
4122 Merge into single pattern definition ...
4123 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4124 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4125 pattern definition ...
4126 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4127 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4132 * config/s390/predicates.md (const_int_6bitset_operand): New
4134 * config/s390/s390.md: Include subst.md.
4135 ("rotl<mode>3"): New expander.
4136 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4138 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4139 * config/s390/subst.md: New file.
4141 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4143 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4144 Remove RRR type. It doesn't really exist.
4145 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4147 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4148 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4149 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4150 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4151 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4152 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4153 `enabled' attribute.
4155 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4157 * gensupport.c (process_substs_on_one_elem): Split loop to
4158 complete mark_operands_used_in_match_dup on all expressions in the
4160 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4161 and remove function.
4163 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4166 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4167 (CEIL_NWORDS): ...this. Use CEIL macro.
4168 (compute_fp_layout): Adjust to above renaming.
4169 (function_arg_union_value): Likewise.
4170 (sparc_arg_partial_bytes): Likewise.
4171 (sparc_function_arg_advance): Likewise.
4173 2016-02-29 Jeff Law <law@redhat.com>
4175 PR tree-optimization/70005
4176 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4177 where an object with a boolean range is compared against a value
4180 PR tree-optimization/69999
4181 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4182 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4185 2016-02-29 Richard Biener <rguenther@suse.de>
4187 PR tree-optimization/69994
4188 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4189 (get_unary_op): Look through nop conversions.
4190 (ops_equal_values_p): New function, look for equality diregarding
4192 (eliminate_plus_minus_pair): Use ops_equal_values_p
4193 (repropagate_negates): Do not use get_unary_op here.
4195 2016-02-29 Martin Liska <mliska@suse.cz>
4197 * system.h: Poison ENABLE_CHECKING macro.
4199 2016-02-29 Martin Liska <mliska@suse.cz>
4201 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4202 is presented in dump flags.
4203 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4204 (hsa_regalloc): Likewise.
4206 2016-02-19 Richard Biener <rguenther@suse.de>
4208 PR tree-optimization/69980
4209 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4210 permutation of those we need to keep.
4212 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4215 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4216 (NWORDS_UP): ...this
4217 (init_cumulative_args): Minor tweaks.
4218 (sparc_promote_function_mode): Likewise.
4219 (scan_record_type): Delete.
4220 (traverse_record_type): New function template.
4221 (classify_data_t): New structure type.
4222 (classify_registers): New inline function.
4223 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4224 exhausted. Instantiate traverse_record_type on classify_registers and
4225 deal with the case of a structure passed in slot #15 with no FP field
4227 (assign_data_t): New structure type.
4228 (compute_int_layout): New static function.
4229 (compute_fp_layout): Likewise.
4230 (count_registers): New inline function.
4231 (assign_int_registers): New static function.
4232 (assign_fp_registers): Likewise.
4233 (assign_registers): New inline function.
4234 (function_arg_record_value_1): Delete.
4235 (function_arg_record_value_2): Likewise.
4236 (function_arg_record_value_3): Likewise.
4237 (function_arg_record_value): Adjust to above changes. Instantiate
4238 traverse_record_type on count_registers to first count the number of
4239 registers to be used and then on assign_registers to assign them.
4240 (function_arg_union_value): Adjust to above renaming.
4241 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4242 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4243 case of a structure passed in slot #15
4244 (sparc_function_arg_advance): Likewise.
4245 (function_arg_padding): Minor tweak.
4247 2016-02-29 Richard Biener <rguenther@suse.de>
4249 PR tree-optimization/69720
4250 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4251 the adjustment_def path for possibly vectorized defs.
4252 (vect_create_epilog_for_reduction): Handle vectorized initial
4255 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4257 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4259 2016-02-27 Jeff Law <law@redhat.com>
4262 2016-02-26 Richard Biener <rguenther@suse.de>
4263 Jeff Law <law@redhat.com>
4265 PR tree-optimization/69740
4266 * cfghooks.c (remove_edge): Request loop fixups if we delete
4267 an edge that might turn an irreducible loop into a natural
4270 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4272 PR rtl-optimization/69896
4273 * tree-vect-generic.c (get_compute_type): Avoid single element
4276 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4278 Rename the AArch64 tuning option and related functions to enable the
4279 Newton series for the reciprocal square root to reflect its
4280 approximative characteristic.
4282 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4283 function to "aarch64_emit_approx_rsqrt".
4284 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4285 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4286 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4287 (xgene1_tunings): Likewise.
4288 (use_rsqrt_p): Likewise.
4289 (aarch64_emit_swrsqrt): Use new function name.
4290 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4291 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4292 text explaining this option.
4293 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4295 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4298 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4299 complain about -mallow-movmisalign without -mvsx if
4300 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4302 2016-02-26 Joel Sherrill <joel@rtems.org>
4304 * config.gcc: Add x86_64-*-rtems*.
4305 * gcc/config/i386/rtems-64.h: New file.
4307 2016-02-26 Joel Sherrill <joel@rtems.org>
4309 * config.gcc: Add aarch64-*-rtems*.
4310 * gcc/config/aarch64/rtems.h: New file.
4312 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4315 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4316 shift amount using %h. Add comment.
4318 2016-02-26 Richard Biener <rguenther@suse.de>
4319 Jeff Law <law@redhat.com>
4321 PR tree-optimization/69740
4322 * cfghooks.c (remove_edge): Request loop fixups if we delete
4323 an edge that might turn an irreducible loop into a natural
4326 2016-02-26 Martin Jambor <mjambor@suse.cz>
4329 * tree-sra.c (sra_modify_assign): Do not remove loads of
4330 uninitialized aggregates to SSA_NAMEs.
4332 2016-02-26 Richard Henderson <rth@redhat.com>
4335 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4336 pseudo in case the target rtx matches the source of the left
4339 2016-02-26 Martin Jambor <mjambor@suse.cz>
4342 * hsa.h (hsa_type_packed_p): Declare.
4343 * hsa.c (hsa_type_packed_p): New function.
4344 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4346 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4347 * hsa-brig.c (emit_basic_insn): Likewise.
4349 2016-02-26 Martin Jambor <mjambor@suse.cz>
4352 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4354 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4356 2016-02-26 Martin Jambor <mjambor@suse.cz>
4358 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4359 hsa_op_with_type operands.
4360 (hsa_unsigned_type_for_type): Declare.
4361 * hsa.c (hsa_unsigned_type_for_type): New function.
4362 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4363 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4364 the finalizer. Do not emit extra move.
4366 2016-02-26 Martin Jambor <mjambor@suse.cz>
4368 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4369 atomic operations in private segment.
4371 2016-02-26 Martin Jambor <mjambor@suse.cz>
4373 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4374 statements to wi->info. Also disallow omp simd constructs.
4375 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4376 for not gridifying. Dump special string for omp_for.
4378 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4381 * config/aarch64/aarch64.c (aarch64_set_current_function):
4382 Save/restore target globals when switching to
4383 target_option_default_node.
4385 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4388 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4389 Return 0 if !SHIFT_COUNT_TRUNCATED.
4391 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4392 Eric Botcazou <ebotcazou@adacore.com>
4394 PR rtl-optimization/69891
4395 * dse.c (scan_insn): If we can't figure out memset arguments
4396 or they are non-constant, call clear_rhs_from_active_local_stores.
4398 2016-02-26 Martin Liska <mliska@suse.cz>
4400 * doc/extend.texi: Mention clog10, clog10f an clog10l
4401 in Builtins section.
4403 2016-02-26 Martin Liska <mliska@suse.cz>
4405 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4407 (resolve_args_picking_1): Likewise.
4408 * dwarf2out.h (struct GTY): Likewise.
4410 2016-02-26 Martin Liska <mliska@suse.cz>
4412 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4414 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4416 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4417 Martin Liska <mliska@suse.cz>
4419 * doc/install.texi: Mention --enable-valgrind-annotations.
4421 2016-02-26 Richard Biener <rguenther@suse.de>
4423 PR tree-optimization/69551
4424 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4425 looking through aliases adjust DECL_PT_UID to refer to the
4426 ultimate alias target.
4428 2016-02-25 Martin Liska <mliska@suse.cz>
4431 * alloc-pool.c (after_memory_report): New variable.
4432 * alloc-pool.h (base_pool_allocator ::release): Do not use
4433 the infrastructure if after_memory_report.
4434 * toplev.c (toplev::main): Mark after memory report.
4436 2016-02-25 Richard Biener <rguenther@suse.de>
4438 PR tree-optimization/48795
4439 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4441 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4444 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4445 offloading is enabled and -fopenacc or -fopenmp is specified.
4446 (CRTOFFLOADEND): Likewise.
4447 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4448 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4449 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4450 (offload_objects_file_name): New static var.
4451 (tool_cleanup): Remove offload_objects_file_name file.
4452 (find_offloadbeginend): Replace with ...
4453 (find_crtoffloadtable): ... this.
4454 (run_gcc): Remove offload_argc and offload_argv.
4455 Get offload_objects_file_name from -foffload-objects=... option.
4456 Read names of object files with offload from this file, pass them to
4457 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4458 don't pass offloadbegin and offloadend to the linker. Don't pass
4459 offload non-LTO files to the linker, because now they're not claimed.
4461 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4464 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4465 on builtin_unreachable.
4467 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4469 PR rtl-optimization/69896
4470 * regcprop.c: Include cfgrtl.h.
4471 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4472 than remembered mode, either delete it (if noop_move_p), or
4473 treat like copy_p but not noop_p instruction.
4475 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4478 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4479 - allow NULL decl for Fortran DW_TAG_common_block variables.
4481 2016-02-24 Jason Merrill <jason@redhat.com>
4483 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4485 2016-02-24 Richard Biener <rguenther@suse.de>
4486 Jakub Jelinek <jakub@redhat.com>
4489 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4490 conditionally executed ops to well-defined overflow behavior.
4492 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4495 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4498 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4500 PR rtl-optimization/69886
4501 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4502 argument. Use it when checking validity of set instructions.
4503 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4504 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4506 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4507 * store-motion.c (find_moveable_store): Update
4508 can_assign_to_reg_without_clobbers_p callsite.
4510 2016-02-24 Richard Biener <rguenther@suse.de>
4513 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4515 (record_nonwrapping_iv): Do not fall back to the low/high bound
4516 for non-constant IV bases if the stmt is not always executed.
4518 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4520 * config/arm/arm-cores.def (cortex-a32): New entry.
4521 * config/arm/arm-tables.opt: Regenerate.
4522 * config/arm/arm-tune.md: Regenerate.
4523 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4524 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4525 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4526 for -mcpu and -mtune.
4528 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4531 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4532 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4533 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4534 (atomic_loaddi_1): Delete.
4535 (atomic_loaddi): Rewrite expander using the above changes.
4537 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4540 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4543 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4544 Richard Biener <rguenth@suse.de>
4547 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4548 set_mem_attributes if tem is SSA_NAME which got expanded
4551 2016-02-24 Richard Biener <rguenther@suse.de>
4553 PR tree-optimization/69907
4554 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4555 end of permutations for BB vectorization.
4557 2016-02-24 Christian Bruel <christian.bruel@st.com>
4559 * config/arm/arm-c.c (arm_option_override): Initialize
4560 target_option_current_node.
4561 * config/arm/arm.c (arm_pragma_target_parse): Replace
4562 build_target_option_node call by target_option_current_node.
4563 Set target_option_current_node.
4566 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4569 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4570 define_insn_and_split to define_insn.
4571 (zero_extendqi<mode>2_dot2): Same.
4572 (extendqi<mode>2_dot): Same.
4573 (extendqi<mode>2_dot2): Same.
4575 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4577 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4578 and add bypass for AES{D,E} and AESMC pairs.
4579 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4582 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4584 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4585 series for reciprocal square root in Exynos M1.
4587 2016-02-23 Martin Sebor <msebor@redhat.com>
4590 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4591 __builtin_alloca_with_align.
4593 2016-02-23 Richard Henderson <rth@redhat.com>
4595 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4596 (ix86_register_pragmas): Remove __seg_tls.
4597 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4598 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4599 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4600 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4601 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4602 * doc/extend.texi (__seg_tls): Remove item.
4604 2016-02-23 Richard Biener <rguenther@suse.de>
4606 * alloc-pool.h (struct allocation_object): Make id member
4607 conditional on CHECKING_P again.
4608 (get_instance): Adjust.
4609 (base_pool_allocator): Likewise.
4611 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4613 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4614 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4616 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4618 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4620 2016-02-23 Richard Biener <rguenther@suse.de>
4622 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4623 * bitmap.h (struct bitmap_usage): Likewise.
4624 (bitmap_move): Declare.
4625 * bitmap.c (register_overhead): Take size_t argument.
4626 (bitmap_move): New function.
4627 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4628 to properly account overhead.
4629 * tree.c (free_node): Use tree_size.
4631 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4634 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4635 when inverting comparison.
4638 * common.opt (Wunreachable-code): Add Warning flag.
4640 2016-02-23 Mark Wielaard <mjw@redhat.com>
4641 Jakub Jelinek <jakub@redhat.com>
4644 * cgraphunit.c (check_global_declaration): Check main_input_filename
4645 and DECL_SOURCE_FILE are not NULL.
4647 2016-02-23 Martin Jambor <mjambor@suse.cz>
4649 PR tree-optimization/69666
4650 * tree-sra.c (sra_modify_assign): Do not attempt to create
4651 default_def replacements for unscalarizable regions.
4653 2016-02-20 Mark Wielaard <mjw@redhat.com>
4656 * cgraphunit.c (check_global_declaration): Check level of
4657 warn_unused_const_variable and main_input_filename.
4658 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4659 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4660 (-Wunused-const-variable): Explain levels 1 and 2.
4662 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4665 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4666 identical arguments. Formatting and spelling fixes.
4669 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4674 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4675 and m68k-devices.def.
4676 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4677 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4679 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4681 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4682 and HImode registers.
4684 2016-02-22 Richard Biener <rguenther@suse.de>
4686 PR tree-optimization/69882
4687 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4688 preserve permutations present because of gaps.
4689 (vect_supported_load_permutation_p): Always continue checking
4690 permutations after vect_attempt_slp_rearrange_stmts.
4692 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4694 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4695 min_profitable_estimate, rather than min_profitable_iters.
4697 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4700 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4701 SImode for last match_operand.
4703 2016-02-22 Martin Liska <mliska@suse.cz>
4705 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4706 return bitsize - 1 as the return value.
4708 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4712 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4713 Handle negative shift counts.
4714 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4715 force_reg on the shift constant.
4716 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4717 (lshrsi3_d): Handle negative shift counts.
4719 2016-02-22 Richard Biener <rguenther@suse.de>
4720 Tom de Vries <tom@codesourcery.com>
4722 * graph.c: Include dumpfile.h.
4723 (print_graph_cfg): Split into three overloads.
4724 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4726 2016-02-22 Tom de Vries <tom@codesourcery.com>
4728 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4731 2016-02-22 Richard Biener <rguenther@suse.de>
4734 * ipa-inline-transform.c (inline_call): When not updating
4735 overall summaries adjust self size by the growth estimate.
4736 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4737 hash-set, do not update overall summaries here. Renamed from ...
4738 (inline_to_all_callers): ... this which is now wrapping the
4739 above and performing delayed overall summary update.
4740 (early_inline_small_functions): Delay updating of the overall
4743 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4745 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4748 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4751 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4752 :%* in %:gt() argument.
4753 (greater_than_spec_func): Adjust for expecting only numbers,
4754 if there are more than two numbers, compare the last two.
4756 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4758 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4759 -Wnarrowing with -std.
4761 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4764 * expr.c (store_field): Don't use bit-field path if exp is
4765 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4766 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4767 and the assignment can be performed by bitwise copy. Formatting
4771 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4772 call copy_reg_eh_region_note_forward on before and/or after sequences
4773 and remove note from insn if it no longer can throw.
4776 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4779 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4781 * config/s390/vector.md: Add missing commutative operand markers
4782 to the patterns which qualify for one.
4783 * config/s390/vx-builtins.md: Likewise.
4785 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4787 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4788 types to mode iterators.
4789 (vec_double): ... and mode attribute.
4790 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4792 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4794 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4795 Change the predicate of op2 from nonimmediate to general and let
4796 reload fix it if necessary.
4798 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4800 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4802 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4804 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4807 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4809 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4810 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4811 * config/s390/s390.md ("movstr<P:mode>"): Call
4812 s390_expand_vec_movstr.
4814 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4816 * config/s390/s390.md: Add missing output modifier for operand 1
4817 to print it as address properly.
4819 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4821 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4822 * config/s390/2964.md: New file.
4823 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4824 of insn grouping attributes depending on the CPU level.
4825 (s390_get_unit_mask): New function.
4826 (s390_sched_score): Remove the OOO from the scheduling macros.
4827 Add loop to calculate a score for the instruction mix.
4828 (s390_sched_reorder): Likewise plus improve debug output.
4829 (s390_sched_variable_issue): Rename macros as above. Calculate
4830 the unit distances after actually scheduling an insn. Improve
4832 (s390_sched_init): Clear last_scheduled_unit_distance array.
4833 * config/s390/s390.md: Include 2964.md.
4835 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4838 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4839 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4840 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4841 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4842 *avx512f_<code>v8div16qi2_mask_1): New insns.
4844 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4847 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4850 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4851 earlyclobber from target. Use wF constraint for fused memory
4853 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4855 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4856 Martin Liska <mliska@suse.cz>
4859 * cfgexpand.c (asan_sanitize_stack_p): New function.
4860 (partition_stack_vars): Use the function.
4861 (expand_stack_vars): Likewise.
4862 (defer_stack_allocation): Likewise.
4863 (expand_used_vars): Likewise.
4865 2016-02-18 Richard Biener <rguenther@suse.de>
4868 * fold-const.c (operand_equal_p): Properly compare offsets for
4869 IMAGPART_EXPR and ARRAY_REF.
4871 2016-02-18 Nick Clifton <nickc@redhat.com>
4875 * config/arm/arm.c (arm_option_override_internal): Disable
4876 interworking if the target does not support thumb instructions.
4877 (arm_reload_in_hi): Handle the case where a register to register
4878 move needs reloading because there is no simple pattern to handle
4880 (arm_reload_out_hi): Likewise.
4882 2016-02-18 Richard Biener <rguenther@suse.de>
4885 * match.pd: Don't use fold_binary or fold_unary for folding
4888 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4891 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4892 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4893 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4894 warn on gimple_no_warning_p statements.
4896 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4898 * doc/extend.texi (C++ Attributes): Correct description of
4899 warn_unused type attribute.
4901 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4903 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4904 correct instruction.
4906 2016-02-17 Richard Biener <rguenther@suse.de>
4908 PR rtl-optimization/69609
4909 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4910 (find_traces_1_round): When ending a trace update cached priority
4912 (bb_to_key): Use cached priority when available.
4913 (copy_bb): Initialize cached priority.
4914 (reorder_basic_blocks_software_trace_cache): Likewise.
4916 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4919 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4921 (aarch64_comparison_operator): Break overly long line into two.
4922 (aarch64_comparison_operation): Likewise.
4923 * config/aarch64/aarch64.md (cstorecc4): Use
4924 aarch64_comparison_operator_mode instead of
4925 aarch64_comparison_operator.
4926 (cstore<mode>4): Likewise.
4927 (aarch64_cstore<mode>): Likewise.
4928 (*cstoresi_insn_uxtw): Likewise.
4929 (cstore<mode>_neg): Likewise.
4930 (*cstoresi_neg_uxtw): Likewise.
4932 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4935 * config/arm/predicates.md (arm_comparison_operator_mode):
4937 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4938 instead of arm_comparison_operator.
4939 (*mov_negscc): Likewise.
4940 (*mov_notscc): Likewise.
4941 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4942 (*thumb2_mov_negscc): Likewise.
4943 (*thumb2_mov_negscc_strict_it): Likewise.
4944 (*thumb2_mov_notscc): Likewise.
4945 (*thumb2_mov_notscc_strict_it): Likewise.
4947 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4949 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4952 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
4954 * config/visium/visium.c (machine_libfunc_index): New enum.
4955 (machine_libfuncs): New structure.
4956 (visium_libfuncs): New static variable.
4957 (TARGET_INIT_LIBFUNCS): Define to...
4958 (visium_init_libfuncs): ...this. New function.
4959 (expand_block_move_4): Use the appropriate libfunc.
4960 (expand_block_move_2): Likewise.
4961 (expand_block_move_1): Likewise.
4962 (expand_block_set_4): Likewise.
4963 (expand_block_set_2): Likewise.
4964 (expand_block_set_1): Likewise.
4965 (visium_trampoline_init): Likewise.
4967 2016-02-17 Nick Clifton <nickc@redhat.com>
4969 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
4970 TI's devices.csv file as of March 2016.
4972 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
4975 * opts-global.c (handle_common_deferred_options): Introduce and
4976 initialize two global variables to remember command-line options
4977 specifying a stack-limiting register.
4978 * opts.h: Add extern declarations of the two new global variables.
4979 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
4980 variable based on the values of the two new global variables.
4982 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4985 * common.opt (Wnonnull-compare): New warning.
4986 * doc/invoke.texi (-Wnonnull): Remove text about comparison
4987 of arguments against NULL.
4988 (-Wnonnull-compare): Document.
4989 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
4990 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
4991 * passes.def (pass_warn_nonnull_compare): Add.
4992 * gimple-ssa-nonnull-compare.c: New file.
4994 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4996 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
4997 AARCH64_EXTRA_TUNE_RECIP_SQRT.
4999 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5001 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5002 reciprocal sqrt for -mlow-precision-recip-sqrt.
5004 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5005 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5007 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5008 always use lane loads to construct non-constant vectors.
5010 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5012 * config/aarch64/aarch64.md
5013 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5014 constraints for operand 3.
5015 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5017 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5018 Richard Biener <rguenther@suse.de>
5020 PR tree-optimization/69820
5021 * tree-vect-patterns.c (type_conversion_p): Return false if
5022 *orig_type is unsigned single precision or boolean.
5023 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5026 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5028 PR rtl-optimization/69764
5029 PR rtl-optimization/69771
5030 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5031 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5033 2016-02-16 Richard Biener <rguenther@suse.de>
5035 PR tree-optimization/69776
5036 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5038 (indirect_refs_may_alias_p): Likewise.
5039 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5040 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5041 according to tbaa_p.
5042 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5043 (optimize_stmt): For redundant store discovery do not allow tbaa.
5045 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5047 PR tree-optimization/69714
5048 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5049 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5051 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5053 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5054 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5055 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5056 * config/arc/arc.c (arc_init): Check FPU options.
5057 (get_arc_condition_code): Handle new CC_FPU* modes.
5058 (arc_select_cc_mode): Likewise.
5059 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5060 register pair only. Allow access for ARCv2 accumulator.
5061 (gen_compare_reg): Whenever we have FPU support use FPU compare
5063 (arc_reorg): Don't generate brcc insns when FPU compare
5064 instructions are involved.
5065 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5066 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5067 floating point emulation.
5068 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5069 (REVERSE_CONDITION): Add new CC_FPU* modes.
5070 (TARGET_FP_SP_BASE): Define.
5071 (TARGET_FP_DP_BASE): Likewise.
5072 (TARGET_FP_SP_FUSED): Likewise.
5073 (TARGET_FP_DP_FUSED): Likewise.
5074 (TARGET_FP_SP_CONV): Likewise.
5075 (TARGET_FP_DP_CONV): Likewise.
5076 (TARGET_FP_SP_SQRT): Likewise.
5077 (TARGET_FP_DP_SQRT): Likewise.
5078 (TARGET_FP_DP_AX): Likewise.
5079 * config/arc/arc.md (ARCV2_ACC): New constant.
5080 (type): New fpu type attribute.
5081 (SDF): Conditional iterator.
5082 (cstore<mode>, cbranch<mode>): Change expand condition.
5083 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5084 handles FPU/FPX cases as well.
5085 * config/arc/arc.opt (mfpu): New option.
5086 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5088 (adddf3, muldf3, subdf3): Removed.
5089 * config/arc/predicates.md (proper_comparison_operator): Recognize
5091 * config/arc/fpu.md: New file.
5092 * doc/invoke.texi (ARC Options): Document mfpu option.
5094 2016-02-16 Richard Biener <rguenther@suse.de>
5096 PR rtl-optimization/69291
5097 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5098 noce_operand_ok check.
5100 2016-02-16 Tom de Vries <tom@codesourcery.com>
5103 * omp-low.c (simd_clone_create): Remove call to
5104 symtab->call_cgraph_insertion_hooks.
5106 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5108 PR tree-optimization/69802
5109 * tree-ssa-reassoc.c (update_range_test): If op is
5110 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5111 op == 1 test of precision 1 integral op, otherwise handle
5112 that case as op itself. Fix up formatting.
5113 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5116 2016-02-16 Richard Biener <rguenther@suse.de>
5118 PR tree-optimization/69586
5119 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5120 types for conversion sources.
5122 2016-02-16 Richard Biener <rguenther@suse.de>
5125 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5126 mask OEP_ADDRESS_OF.
5128 2016-02-16 Alan Modra <amodra@gmail.com>
5131 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5132 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5133 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5135 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5136 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5137 (p8_fmrgow_<mode>): Likewise.
5138 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5140 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5141 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5142 to use movdi_internal64. Remove op0_di.
5143 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5145 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5147 Add support for the FCCMP insn types
5149 * config/aarch64/aarch64.md (fccmp): Change insn type.
5151 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5152 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5153 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5154 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5155 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5156 * config/arm/types.md (fccmps): Add new insn type.
5159 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5161 * alias.c (get_alias_set): Fix a typo in comment.
5163 2016-02-15 Richard Biener <rguenther@suse.de>
5165 PR tree-optimization/69595
5166 * match.pd: Complete range test simplification to true.
5168 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5170 PR rtl-optimization/69648
5171 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5172 pic_offset_table_rtx.
5174 PR rtl-optimization/69752
5175 * ira.c (update_equiv_regs): When looking for more than a single SET,
5176 also take other side effects into account.
5178 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5180 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5181 for z900+ CPUs in 31-bit mode.
5183 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5185 * common/config/s390/s390-common.c (s390_supports_split_stack):
5187 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5188 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5189 * config/s390/s390.c (struct machine_function): New field
5190 split_stack_varargs_pointer.
5191 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5192 in s390_emit_prologue.
5193 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5195 (morestack_ref): New global.
5196 (SPLIT_STACK_AVAILABLE): New macro.
5197 (s390_expand_split_stack_prologue): New function.
5198 (s390_live_on_entry): New function.
5199 (s390_va_start): Use split-stack vararg pointer if appropriate.
5200 (s390_asm_file_end): Emit the split-stack note sections.
5201 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5202 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5203 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5204 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5205 (split_stack_prologue): New expand.
5206 (split_stack_space_check): New expand.
5207 (split_stack_data): New insn.
5208 (split_stack_call): New expand.
5209 (split_stack_call_*): New insn.
5210 (split_stack_cond_call): New expand.
5211 (split_stack_cond_call_*): New insn.
5213 2016-02-15 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/69783
5216 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5217 Add trivially correct cases.
5219 2016-02-15 Tom de Vries <tom@codesourcery.com>
5222 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5224 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5226 2016-02-15 Richard Biener <rguenther@suse.de>
5228 PR tree-optimization/69776
5229 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5230 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5231 indicate whether we can use TBAA to disambiguate against stores.
5232 Use alias-set zero if not.
5233 (visit_reference_op_store): Do not use TBAA when looking up
5235 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5236 (eliminate_dom_walker::before_dom_children): But not when looking
5237 up redundant stores.
5239 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5241 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5243 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5245 * config/i386/znver1.md
5246 (znver1_pop, znver1_pop_mem,
5247 znver1_load_imov_double_store,
5248 znver1_load_imov_direct_store,
5249 znver1_load_imov_direct_load,
5250 znver1_load_imov_double_load): Add new.
5251 (znver1_insn, znver1_insn_load): Add icmov type.
5253 znver1_sseavx_fma_load,
5255 znver1_avx256_fma_load): Fix pipe usage.
5257 2016-02-14 Alan Modra <amodra@gmail.com>
5260 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5261 with an invalid hard reg, reload just the reg not the entire
5262 pre/post-inc/dec address expression.
5264 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5267 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5268 fixed R1_REG scratch reg.
5269 (sibcall_value_pcrel_fdpic): Likewise.
5271 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5275 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5277 2016-02-12 Walter Lee <walt@tilera.com>
5279 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5280 * config/tilegx/t-tilegx: Likewise.
5282 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5285 * diagnostic-show-locus.c (struct line_span): New struct.
5286 (layout::get_first_line): Delete.
5287 (layout::get_last_line): Delete.
5288 (layout::get_num_line_spans): New member function.
5289 (layout::get_line_span): Likewise.
5290 (layout::print_heading_for_line_span_index_p): Likewise.
5291 (layout::get_expanded_location): Likewise.
5292 (layout::calculate_line_spans): Likewise.
5293 (layout::m_first_line): Delete.
5294 (layout::m_last_line): Delete.
5295 (layout::m_line_spans): New field.
5296 (layout::layout): Update comment. Replace m_first_line and
5297 m_last_line with m_line_spans, replacing their initialization
5298 with a call to calculate_line_spans.
5299 (diagnostic_show_locus): When printing source lines and
5300 annotations, rather than looping over a single span
5301 of lines, instead loop over each line_span within
5302 the layout, with an inner loop over the lines within them.
5303 Call the context's start_span callback when changing line spans.
5304 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5305 (diagnostic_build_prefix): Break out the building of the location
5306 part of the string into...
5307 (diagnostic_get_location_text): ...this new function, rewriting
5308 it from nested ternary expressions to a sequence of "if"
5310 (default_diagnostic_start_span_fn): New function.
5311 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5312 (diagnostic_context::start_span): New field.
5313 (default_diagnostic_start_span_fn): New prototype.
5315 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5318 * gcc.c (driver::finalize): Fix cleanup of "specs".
5320 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5324 * gcc.c (driver::driver): Initialize m_option_suggestions.
5325 (driver::~driver): Clean up m_option_suggestions.
5326 (suggest_option): Convert to...
5327 (driver::suggest_option): ...this, and split out into
5328 driver::build_option_suggestions and find_closest_string.
5329 (driver::build_option_suggestions): New function, from
5330 first half of suggest_option. Special-case
5331 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5332 the sanitizer_opts array. For options of enum types, add the
5333 various enum values to the candidate strings.
5334 (driver::handle_unrecognized_options): Remove "const".
5335 * gcc.h (driver::handle_unrecognized_options): Likewise.
5336 (driver::build_option_suggestions): New decl.
5337 (driver::suggest_option): New decl.
5338 (driver::m_option_suggestions): New field.
5339 * opts-common.c (add_misspelling_candidates): New function.
5340 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5341 and make non-static.
5342 * opts.h (sanitizer_opts): New array decl.
5343 (add_misspelling_candidates): New function decl.
5344 * spellcheck.c (find_closest_string): New function.
5345 * spellcheck.h (find_closest_string): New function decl.
5347 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5349 PR rtl-optimization/69764
5350 PR rtl-optimization/69771
5351 * optabs.c (expand_binop_directly): For shift_optab_p, force
5352 convert_modes with VOIDmode if xop1 has VOIDmode.
5354 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5357 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5358 to correctly determine instrumentation thunks.
5360 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5363 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5364 type by reference, force lhs on the call.
5367 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5368 Compute retval and retbnd early in all cases if split_part_return_p
5369 and return_bb is not EXIT. Remove all clobber stmts and reset
5370 all debug stmts that refer to SSA_NAMEs defined in split part,
5371 except if it is retval, in that case replace the old retval with the
5372 lhs of the call to the split part.
5374 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5377 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5380 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5381 whose result is used in PHI.
5382 (maybe_optimize_range_tests): Likewise.
5383 (final_range_test_p): Likweise.
5385 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5388 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5389 whose result is used in PHI.
5390 (maybe_optimize_range_tests): Likewise.
5391 (final_range_test_p): Likweise.
5393 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5395 * cgraph.c: Spelling fixes - behaviour -> behavior and
5396 neighbour -> neighbor.
5397 * target.def: Likewise.
5398 * sel-sched.c: Likewise.
5399 * config/mips/mips.c: Likewise.
5400 * config/arc/arc.md: Likewise.
5401 * config/arm/cortex-a57.md: Likewise.
5402 * config/arm/arm.c: Likewise.
5403 * config/arm/neon.md: Likewise.
5404 * config/arm/arm-c.c: Likewise.
5405 * config/vms/vms-c.c: Likewise.
5406 * config/s390/s390.c: Likewise.
5407 * config/i386/znver1.md: Likewise.
5408 * config/i386/i386.c: Likewise.
5409 * config/ia64/hpux-unix2003.h: Likewise.
5410 * config/msp430/msp430.md: Likewise.
5411 * config/rx/rx.c: Likewise.
5412 * config/rx/rx.md: Likewise.
5413 * config/aarch64/aarch64-simd.md: Likewise.
5414 * config/aarch64/aarch64.c: Likewise.
5415 * config/nvptx/nvptx.c: Likewise.
5416 * config/bfin/bfin.c: Likewise.
5417 * config/cris/cris.opt: Likewise.
5418 * config/rs6000/rs6000.c: Likewise.
5419 * target.h: Likewise.
5420 * spellcheck.c: Likewise.
5421 * ira-build.c: Likewise.
5422 * tree-inline.c: Likewise.
5423 * builtins.c: Likewise.
5424 * lra-constraints.c: Likewise.
5425 * explow.c: Likewise.
5426 * hwint.h: Likewise.
5427 * targhooks.c: Likewise.
5428 * tree-vect-data-refs.c: Likewise.
5430 * doc/tm.texi: Likewise.
5431 * doc/extend.texi: Likewise.
5432 * doc/install.texi: Likewise.
5433 * doc/md.texi: Likewise.
5434 * tree-ssa-tail-merge.c: Likewise.
5435 * sched-int.h: Likewise.
5436 * match.pd: Likewise.
5437 * sched-ebb.c: Likewise.
5438 * target.def (omit_struct_return_reg): Likewise.
5439 * gimple-ssa-isolate-paths.c: Likewise.
5440 (find_implicit_erroneous_behaviour): Renamed to...
5441 (find_implicit_erroneous_behavior): ... this.
5442 (find_explicit_erroneous_behaviour): Renamed to...
5443 (find_explicit_erroneous_behavior): ... this.
5444 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5446 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5448 PR rtl-optimization/64682
5449 PR rtl-optimization/69567
5450 PR rtl-optimization/69737
5451 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5452 in I2 as well, just lose it.
5454 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5456 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5458 (aarch64_last_printed_tune_string): Likewise.
5459 (aarch64_declare_function_name): Only output .arch assembler
5460 directive if it will be different from the previously output
5461 directive. Same for .tune comment but only if -dA is set.
5462 (aarch64_start_file): New function.
5463 (TARGET_ASM_FILE_START): Define.
5465 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5468 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5470 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5473 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5474 -Wmaybe-uninitialized warning.
5476 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5479 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5481 2016-02-11 Richard Biener <rguenther@suse.de>
5483 PR rtl-optimization/69291
5484 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5485 subexpressions affected by changing the result.
5487 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5490 * lra-constraints.c (curr_insn_transform): Find in/out operands
5491 for secondary memory moves. Update dups.
5493 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5495 PR tree-optimization/69652
5496 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5497 to nested loop, did source re-formatting, skip debug statements,
5498 add check on statement with volatile operand, remove dead scalar
5501 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5502 Patrick Palka <ppalka@gcc.gnu.org>
5506 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5507 calls if the return type is TREE_ADDRESSABLE.
5508 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5509 * ipa-split.c (split_function): Fix doubled "we" in comment.
5510 Use void return type for the split part even if
5511 !split_point->split_part_set_retval.
5513 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5515 PR tree-optimization/68021
5516 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5517 when computing the value of biv cand by itself.
5519 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5521 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5522 (cortexa57_tunings): Likewise.
5523 (cortexa72_tunings): Likewise.
5524 (arch_macro_fusion_pair_p): Add support for AES fusion.
5525 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5526 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5527 Allow virtual registers before reload so early scheduling works.
5528 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5529 correct latency and pipeline.
5530 (cortex_a57_crypto_complex): Likewise.
5531 (cortex_a57_crypto_xor): Likewise.
5532 (define_bypass): Add AES bypass.
5534 2016-02-10 Richard Biener <rguenther@suse.de>
5536 PR tree-optimization/69726
5537 * passes.def: Add DCE pass before late uninit.
5538 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5539 really fixup if-conversions job.
5541 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5543 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5544 (arm_cortex_a57_tune): Likewise.
5545 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5546 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5548 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5550 * timevar.def (TV_PHASE_DBGINFO): Delete.
5551 (TV_PHASE_CHECK_DBGINFO): Likewise.
5552 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5554 2016-02-10 Richard Biener <rguenther@suse.de>
5556 PR tree-optimization/69719
5557 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5558 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5560 2016-02-09 Andrew Pinski <apinski@cavium.com>
5563 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5564 get_vcond_mask_icode returns false.
5566 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5569 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5570 an ADDIS that adds a pointer to a large constant that sets the
5571 upper16 bits with a load operation.
5573 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5576 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5578 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5580 (vzipq_s16): Likewise.
5581 (vzipq_s32): Likewise.
5582 (vzipq_f32): Likewise.
5583 (vzipq_u8): Likewise.
5584 (vzipq_u16): Likewise.
5585 (vzipq_u32): Likewise.
5586 (vzipq_p8): Likewise.
5587 (vzipq_p16): Likewise.
5589 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5592 * config/arm/arm.c (neon_endian_lane_map): New function.
5593 (neon_vector_pair_endian_lane_map): New function.
5594 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5595 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5597 (vuzpq_s16): Likewise.
5598 (vuzpq_s32): Likewise.
5599 (vuzpq_f32): Likewise.
5600 (vuzpq_u8): Likewise.
5601 (vuzpq_u16): Likewise.
5602 (vuzpq_u32): Likewise.
5603 (vuzpq_p8): Likewise.
5604 (vuzpq_p16): Likewise.
5606 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5609 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5612 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5614 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5615 truncate const_int operand 1 to QImode.
5617 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5619 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5620 corresponding to an abnormal edge.
5622 2016-02-09 Tom de Vries <tom@codesourcery.com>
5624 PR tree-optimization/69599
5625 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5627 (find_func_aliases_for_builtin_call, find_func_clobbers)
5628 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5631 2016-02-09 Richard Biener <rguenther@suse.de>
5633 PR tree-optimization/69715
5634 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5635 LHS on calls as non-rewritable.
5637 2016-02-09 Tom de Vries <tom@codesourcery.com>
5640 * lto-wrapper.c (append_diag_options): New function.
5641 (compile_offload_image): Call append_diag_options.
5643 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5646 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5647 Minor copy-edit to fix verb tenses.
5649 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5651 PR tree-optimization/69209
5652 * ipa-split.c (split_function): If split part is not
5653 returning retval, retval has gimple type but is not
5654 gimple value, force it into a SSA_NAME first.
5656 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5658 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5661 2016-02-08 Jason Merrill <jason@redhat.com>
5664 * convert.c (convert_to_integer_1): Check dofold on truncation
5666 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5667 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5668 Rename from *_nofold.
5669 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5670 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5672 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5675 * tree.c (build_common_tree_nodes): Remove short_double argument.
5676 All callers changed.
5677 * tree.h (build_common_tree_nodes): Adjust declaration.
5678 * doc/invoke.texi (-fshort-double): Remove documentation.
5679 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5680 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5681 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5682 (append_linker_options): Don't handle OPT_fshort_double.
5684 PR rtl-optimization/68730
5685 * lra-remat.c (insn_to_cand_activation): New static variable.
5686 (lra_remat): Allocate and free it.
5687 (create_cand): New arg activation. Initialize a field in
5688 insn_to_cand_activation if it is nonnull.
5689 (create_cands): Pass the activation insn to create_cand when making
5690 a candidate involving an output reload. Reorganize code a little.
5691 (do_remat): Keep track of active status of candidates in a separate
5694 2016-02-08 Richard Biener <rguenther@suse.de>
5696 PR tree-optimization/69719
5697 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5698 Properly use absolute of the difference of the two offsets to
5699 compare or adjust the segment length.
5701 2016-02-08 Richard Biener <rguenther@suse.de>
5702 Jeff Law <law@redhat.com>
5705 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5706 types for anonymous SSA names.
5708 2016-02-08 Richard Biener <rguenther@suse.de>
5710 PR rtl-optimization/69274
5711 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5713 2016-02-08 Jeff Law <law@redhat.com>
5715 PR tree-optimization/65917
5716 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5717 equivalences from if (x == y) style conditionals.
5718 (loop_depth_of_name): Remove.
5719 (record_equality): Remove loop depth check.
5720 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5721 (const_and_copies::record_const_or_copy_raw): New member function.
5722 * tree-ssa-scopedtables.c
5723 (const_and_copies::record_const_or_copy_raw): New, factored out of
5724 (const_and_copies::record_const_or_copy): Call new member function.
5726 2016-02-05 Jeff Law <law@redhat.com>
5728 PR tree-optimization/68541
5729 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5730 (count_stmts_in_block): New function.
5731 (poor_ifcvt_candidate_code): Likewise.
5732 (is_feasible_trace): Add some heuristics to determine when path
5733 splitting is profitable.
5734 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5735 is a diamond with a single exit.
5737 2016-02-05 Martin Sebor <msebor@redhat.com>
5740 * doc/invoke.texi: Update -Wplacement-new to take an optional
5743 2016-02-06 Richard Henderson <rth@redhat.com>
5746 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5747 out of non-standard address spaces.
5749 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5751 PR rtl-optimization/69691
5752 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5754 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5756 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5757 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5758 (*ieee128_mfvsrd_64bit): Likewise.
5759 (*ieee128_mfvsrd_32bit): Likewise.
5761 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5765 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5767 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5768 instrumented_version.
5770 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5772 * doc/invoke.texi (Optimize Options): In table of --param options
5773 rename second occurrence of tracer-min-branch-ratio to
5774 tracer-min-branch-probability, rename
5775 tracer-min-branch-ratio-feedback to
5776 tracer-min-branch-probability-feedback and clarify description,
5777 rename sched-spec-state-edge-prob-cutoff to
5778 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5779 to selsched-insns-to-rename, rename lto-minpartition to
5780 lto-min-partition, delete reorder-blocks-duplicate and
5781 reorder-blocks-duplicate-feedback.
5783 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5785 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5788 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5790 * doc/extend.texi: S/390: Correct some typos.
5792 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5794 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5796 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5799 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5800 (s390_register_info_gprtofpr): Use new macros above.
5801 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5803 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5804 its name. Adjust restore and save gpr ranges.
5805 (s390_register_info_set_ranges): New function.
5806 (s390_register_info): Use new macros above. Call
5807 s390_register_info_set_ranges.
5808 (s390_optimize_register_info): Likewise.
5809 (s390_hard_regno_rename_ok): Use new macros.
5810 (s390_hard_regno_scratch_ok): Likewise.
5811 (s390_emit_epilogue): Likewise.
5812 (s390_can_use_return_insn): Likewise.
5813 (s390_optimize_prologue): Likewise.
5814 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5816 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5819 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5821 (ix86_option_override_internal): Disable TARGET_STV even for
5822 -m{incoming,preferred}-stack-boundary=3.
5824 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5826 * config.gcc: Mark deprecated rtems targets as obsolete.
5828 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5830 PR rtl-optimization/64682
5831 PR rtl-optimization/69567
5832 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5833 before I2 only if the register is both used and set in I2.
5835 2016-02-04 DJ Delorie <dj@redhat.com>
5837 * config/msp430/msp430.c (msp430_start_function): Add function type.
5839 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5842 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5844 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5846 PR rtl-optimization/69577
5848 2015-10-29 Richard Henderson <rth@redhat.com>
5852 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5853 sse check to the exact conditions of PR 67609.
5855 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5858 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5859 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5860 not allowed into the traditional Altivec registers.
5861 (movtd_64bit_nodm): Likewise.
5862 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5864 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5866 * config/aarch64/cortex-a57-fma-steering.c
5867 (aarch64_register_fma_steering): Remove "static" from arguments
5870 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5873 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5876 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5878 * doc/invoke.texi: Delete -mno-fma4.
5880 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5882 PR rtl-optimization/69577
5883 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5884 (find_subregs_of_mode): Update accordingly. Iterate over partial
5887 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5889 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5890 * config/arm/arm.c (neon_reinterpret): Remove.
5891 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5892 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5893 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5894 vreinterpretti): Remove.
5895 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5896 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5897 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5898 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5899 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5900 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5901 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5902 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5903 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5904 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5905 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5906 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5907 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5908 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5909 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5910 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5911 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5912 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5913 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5914 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5915 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5916 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5917 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5918 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5919 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5920 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5921 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5922 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5923 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5924 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5925 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5926 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5927 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5928 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5929 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5930 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5931 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5932 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5933 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5934 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5935 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5936 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5937 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5938 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5939 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5940 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5941 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5942 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5943 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5944 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5945 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5946 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5947 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5948 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5949 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5950 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5951 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5952 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
5953 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
5954 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
5955 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
5956 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
5957 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
5958 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
5959 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
5960 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
5961 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
5962 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
5963 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
5964 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
5965 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
5966 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
5967 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
5968 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
5969 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
5970 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
5971 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
5972 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
5973 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
5974 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
5975 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
5976 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
5977 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
5978 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
5979 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
5980 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
5981 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
5982 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
5983 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
5984 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
5985 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
5986 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
5987 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
5988 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
5989 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
5990 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
5991 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
5992 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
5993 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
5994 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
5995 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
5996 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
5997 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
5999 2016-02-04 Martin Liska <mliska@suse.cz>
6002 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6003 that are gimple_store_p.
6004 (maybe_instrument_call): Likewise.
6006 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6008 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6009 register scaling out of memory reference and comment why.
6011 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6015 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6016 folding the source of a SET.
6018 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6022 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6023 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6025 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6029 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6032 2016-02-04 Christian Bruel <christian.bruel@st.com>
6034 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6035 * config/arm/arm.c (arm_set_current_function): Likewise.
6037 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6038 Ilya Enkovich <enkovich.gnu@gmail.com>
6039 H.J. Lu <hongjiu.lu@intel.com>
6042 * config/i386/i386.c (convert_scalars_to_vector): Remove
6043 stack alignment fixes.
6044 (ix86_option_override_internal): Disable TARGET_STV if stack
6045 might not be aligned enough.
6046 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6048 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6050 * gcc/config/i386/x86-tune.def: Disable default prefetching
6053 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6054 Vladimir Makarov <vmakarov@redhat.com>
6057 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6058 in validating fused toc addresses.
6060 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6063 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6064 range->m_caret fields if range->m_show_caret_p is false.
6067 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6068 Force oldval into register if it does not satisfy reg_or_short_operand
6069 predicate. Fix up formatting.
6071 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6072 Alexandre Oliva <aoliva@redhat.com>
6075 * lra-constraints.c (simplify_operand_subreg): Check additionally
6076 address validity after potential reloading.
6077 (process_address_1): Check insns validity. In case of failure do
6080 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6083 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6086 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6088 * wide-int.cc (canonize_uhwi): New function.
6089 (wi::divmod_internal): Use it.
6091 2016-02-02 James Norris <jnorris@codesourcery.com
6093 * gimplify.c (omp_notice_variable): Add usage check.
6095 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6097 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6098 like LE, GE, LT, GT when emitting relational operator.
6100 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6102 * ira-costs.c (find_costs_and_classes): Add extra argument.
6103 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6104 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6105 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6106 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6107 Add best_class parameter, and return it if not ALL_REGS.
6108 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6110 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6113 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6115 * config/aarch64/aarch64.c
6116 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6117 (aarch64_ira_change_pseudo_allocno_class): New function.
6119 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6124 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6126 * config/avr/avr.c (avr_option_override): Set
6127 PARAM_ALLOW_STORE_DATA_RACES to 1.
6129 2016-02-02 Richard Biener <rguenther@suse.de>
6131 PR tree-optimization/69595
6132 * match.pd: Add range test simplifications to true/false.
6134 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6136 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6137 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6140 2016-02-02 Richard Biener <rguenther@suse.de>
6142 PR tree-optimization/69606
6143 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6144 info on the result before moving a stmt.
6146 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6149 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6150 branch with vector comparison.
6151 * config/i386/sse.md (VI48_AVX): New mode iterator.
6152 (define_expand "cbranch<mode>4): Add support for conditional branch
6153 with vector comparison.
6154 * tree-vect-loop.c (optimize_mask_stores): New function.
6155 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6156 has_mask_store field of vect_info.
6157 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6158 vectorized loops having masked stores after vec_info destroy.
6159 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6160 correspondent macros.
6161 (optimize_mask_stores): Add prototype.
6163 2016-02-02 Alan Modra <amodra@gmail.com>
6166 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6169 2016-02-02 Alan Modra <amodra@gmail.com>
6172 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6173 whenever toc_label_name used.
6174 (rs6000_file_start): Don't set up toc section here,
6175 (rs6000_output_function_epilogue): do so here instead,
6176 (rs6000_xcoff_file_start): and here.
6177 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6178 (load_toc_aix_di): Likewise.
6180 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6182 PR rtl-optimization/69592
6183 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6184 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6185 (num_sign_bit_copies_binary_arith_p): New inline function.
6186 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6188 2016-02-01 Jeff Law <law@redhat.com>
6190 PR tree-optimization/69580
6191 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6192 * tree-ssa-threadbackward.c
6193 (fsm_find_control_statement_thread_paths): Do not try to walk
6194 through large PHI nodes.
6196 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6198 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6199 when count is incremented above limit, don't analyze further
6202 * omp-low.c (oacc_parse_default_dims): Avoid
6203 -Wsign-compare warning, make sure value fits into int
6204 rather than just unsigned int.
6206 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6208 PR tree-optimization/67921
6209 * fold-const.c (split_tree): New parameters. Convert pointer
6210 type variable part to proper type before negating.
6211 (fold_binary_loc): Pass new arguments to split_tree.
6213 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6215 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6216 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6217 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6218 * doc/tm.texti: Rebuilt.
6219 * doc/invoke.texi (fopenacc-dim): Document.
6220 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6221 (append_compiler_options): Likewise.
6222 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6223 (oacc_parse_default_dims): New.
6224 (oacc_validate_dims): Add USED arg. Select non-unity default when
6226 (oacc_loop_fixed_partitions): Return mask of used partitions.
6227 (oacc_loop_auto_partitions): Emit dump info.
6228 (oacc_loop_partition): Return mask of used partitions.
6229 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6230 loop partitioning and validation calls.
6232 2016-02-01 Richard Biener <rguenther@suse.de>
6235 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6237 2016-02-01 Richard Biener <rguenther@suse.de>
6239 PR tree-optimization/69574
6240 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6241 of asserting return chrec_dont_know.
6243 2016-02-01 Martin Liska <mliska@suse.cz>
6245 * mem-stats-traits.h: Add copyright header.
6246 * mem-stats.h: Likewise.
6248 2016-02-01 Richard Biener <rguenther@suse.de>
6250 PR tree-optimization/69579
6251 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6252 Do not propagate through abnormal PHI results.
6254 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6256 * postreload.c (reload_cse_simplify): Remove dead code.
6258 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6260 PR rtl-optimization/69570
6261 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6262 if there is more than one set, not if there is a single set.
6264 2016-02-01 Richard Henderson <rth@redhat.com>
6267 * combine.c (make_compound_operation): When looking through a
6268 subreg, make sure to re-extend to the width of the outer mode.
6270 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6272 PR tree-optimization/69546
6273 * wide-int.cc (wi::divmod_internal): For unsigned division
6274 where both operands fit into uhwi, if o1 is 1 and o0 has
6275 msb set, if divident_prec is larger than bits per hwi,
6276 clear another quotient word and return 2 instead of 1.
6277 Similarly for remainder with msb in HWI set, if dividend_prec
6278 is larger than bits per hwi.
6280 2016-01-29 Martin Jambor <mjambor@suse.cz>
6282 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6283 Use short lowercase names.
6284 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6285 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6286 acq_rel one. Protect warning agains segfaults if
6287 get_memory_order_name returns NULL.
6288 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6289 with release semantics. Do not warn if get_memory_order already did.
6290 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6291 semantics. Fix check for relaxed or acquire semantics. Do not warn
6292 if get_memory_order already did.
6294 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6296 * doc/install.texi: Document that isl-0.16 is supported.
6298 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6301 * config/i386/constraints.md (Bm): Describe as special memory
6303 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6304 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6305 * genpreds.c (struct constraint_data): Add is_special_memory.
6306 (have_special_memory_constraints, special_memory_start): New
6308 (special_memory_end): Ditto.
6309 (add_constraint): Add new arg is_special_memory. Add code to
6310 process its true value. Update have_special_memory_constraints.
6311 (process_define_constraint): Pass the new arg.
6312 (process_define_register_constraint): Ditto.
6313 (choose_enum_order): Process special memory.
6314 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6315 function insn_extra_special_memory_constraint.
6316 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6317 * gensupport.c (process_rtx): Process
6318 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6319 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6320 * ira-lives.c (single_reg_class): Use
6321 insn_extra_special_memory_constraint.
6322 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6323 * lra-constraints.c (process_alt_operands): Ditto.
6324 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6325 * recog.c (asm_operand_ok, preprocess_constraints): Process
6327 * reload.c (find_reloads): Ditto.
6328 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6329 * stmt.c (parse_input_constraint): Use
6330 insn_extra_special_memory_constraint.
6332 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6335 * lra-splill.c (lra_final_code_change): Revert r229087 by
6336 removing all sub-registers.
6338 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6341 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6343 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6346 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6347 SSE1, copy target into the temporary reg first before recursing
6350 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6352 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6355 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6357 * ginclude/stdarg.h: Test __cplusplus instead of
6358 __GXX_EXPERIMENTAL_CXX0X__.
6360 2016-01-29 Richard Biener <rguenther@suse.de>
6362 PR tree-optimization/69547
6363 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6364 Do not mark clobbers necessary.
6365 (mark_all_reaching_defs_necessary_1): Likewise.
6367 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6369 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6370 declaration name with %qs and print it in both error messages.
6371 Also fix indentation.
6373 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6376 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6377 trailing blank line from error message.
6379 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6382 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6385 2016-01-29 Richard Biener <rguenther@suse.de>
6388 * match.pd: Allow all integral types when simplifying a
6389 widening or sign-changing conversion.
6391 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6393 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6394 back to setting codegen_error to fail codegen.
6396 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6399 * config/i386/constraints.md (C): Only accept constant zero operand.
6400 (BC): New constraint.
6401 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6402 instead of C constraint.
6403 * doc/md.texi (Machine Constraints): Update description
6406 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6409 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6411 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6414 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6417 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6419 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6420 branches if using guessed profile.
6422 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6424 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6426 2016-01-28 Richard Henderson <rth@redhat.com>
6429 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6430 * config/aarch64/aarch64-protos.h: Update.
6431 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6432 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6433 (aarch64_get_condition_code_1): Handle CC_Cmode.
6434 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6435 (*add<mode>3_compareC_cconly_imm): New.
6436 (*add<mode>3_compareC_cconly): New.
6437 (*add<mode>3_compareC_imm): New.
6438 (add<mode>3_compareC): New.
6439 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6440 to be first. Use aarch64_carry_operation.
6441 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6442 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6443 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6444 (subti3): Use subdi3_compare1.
6445 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6446 (sub<mode>3_compare1): New.
6447 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6448 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6449 (*subsi3_carryin_uxtw): Likewise.
6450 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6451 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6452 * config/aarch64/iterators.md (DWI): New.
6453 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6454 (aarch64_borrow_operation): New.
6456 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6458 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6459 message when isl does not return a valid schedule.
6461 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6463 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6464 Remove comments from class declarations: they are already in the code
6467 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6469 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6471 (ternary_op_to_tree): Same.
6472 (unary_op_to_tree): Same.
6473 (nary_op_to_tree): Same.
6474 (gcc_expression_from_isl_expr_op): Same.
6475 (gcc_expression_from_isl_expression): Same.
6476 (graphite_create_new_loop): Same.
6477 (graphite_create_new_loop_guard): Same.
6478 (build_iv_mapping): Same.
6479 (graphite_create_new_guard): Same.
6480 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6481 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6483 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6485 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6486 instead of setting codegen_error to fail codegen.
6488 2016-01-28 Jason Merrill <jason@redhat.com>
6490 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6492 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6494 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6495 Remove CONST_INT_P check in CCMP cost calculation.
6497 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6499 * config/aarch64/aarch64.c (generic_vector_cost):
6500 Set vec_permute_cost.
6501 (cortexa57_vector_cost): Likewise.
6502 (exynosm1_vector_cost): Likewise.
6503 (xgene1_vector_cost): Likewise.
6504 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6505 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6506 Add vec_permute_cost entry.
6508 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6510 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6512 (add<mode>3_compare0): Likewise.
6513 (addsi3_compare0_uxtw): Likewise.
6514 (add<mode>3nr_compare0): Likewise.
6515 (compare_neg<mode>): Likewise.
6516 (<optab><mode>3): Likewise.
6518 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6520 * tree-vect-stmts.c (vectorizable_comparison): Add
6521 NULL check for vectype.
6523 2016-01-28 Richard Biener <rguenther@suse.de>
6525 PR tree-optimization/69466
6526 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6527 Account for PHIs we couldn't duplicate.
6529 2016-01-28 Martin Liska <mliska@suse.cz>
6532 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6533 instead of ENABLE_VALGRIND_CHECKING.
6535 2016-01-27 Richard Henderson <rth@redhat.com>
6538 * lra-remat.c (subreg_regs): New.
6539 (dump_candidates_and_remat_bb_data): Dump it.
6540 (operand_to_remat): Reject if operand in subreg_regs.
6541 (set_bb_regs): Collect subreg_regs.
6542 (lra_remat): Init and free subreg_regs. Compute
6543 calculate_local_reg_remat_bb_data before create_cands.
6545 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6548 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6549 change stack_alignment_needed for __tls_get_addr call.
6551 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6553 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6555 2016-01-27 Jeff Law <law@redhat.com>
6557 PR tree-optimization/68398
6558 PR tree-optimization/69196
6559 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6560 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6561 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6562 Only count PHIs in the last block in the path. The others will
6563 const/copy propagate away. Add heuristic to allow more irreducible
6564 subloops to be created when it is likely profitable to do so.
6566 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6567 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6568 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6570 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6573 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6574 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6575 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6576 * tree-streamer-in.c: Include asan.h.
6577 (streamer_get_builtin_tree): For builtins in sanitizer
6578 range call initialize_sanitizer_builtins and retry.
6580 2016-01-27 Ian Lance Taylor <iant@google.com>
6582 * common.opt (fkeep-gc-roots-live): New undocumented option.
6583 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6584 -fkeep-gc-roots-live, skip pointers.
6585 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6588 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6592 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6594 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6597 * configure.ac: NetBSD provides SSP in its C library.
6598 * configure: Updated.
6600 2016-01-27 Richard Biener <rguenther@suse.de>
6602 PR tree-optimization/69166
6603 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6604 reduction code for commutativity / associativity.
6606 2016-01-27 Martin Jambor <mjambor@suse.cz>
6608 PR tree-optimization/69355
6609 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6610 total_scalarization fails.
6612 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6614 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6617 2016-01-27 Christian Bruel <christian.bruel@st.com>
6620 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6621 Move arm_reset_previous_fndecl and set_target_option_current_node in
6622 the conditional part. Call save_restore_target_globals.
6623 * config/arm/arm.c (arm_set_current_function):
6624 Refactor to better support #pragma target and attribute mix.
6625 Call save_restore_target_globals.
6626 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6628 2016-01-27 Martin Liska <mliska@suse.cz>
6630 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6631 reference for an HSA kernel and its host function.
6633 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6635 PR tree-optimization/69399
6636 * wide-int.h (wi::lrshift): For larger precisions, only
6637 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6639 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6641 * config/arc/predicates.md (proper_comparison_operator): Reject
6642 constant-constant comparison.
6644 2016-01-26 Tom de Vries <tom@codesourcery.com>
6646 PR tree-optimization/69110
6647 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6648 DR_NUM_DIMENSIONS == 0.
6650 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6651 Sebastian Pop <s.pop@samsung.com>
6653 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6654 isl_ast_op_cond and isl_ast_op_select.
6655 (gcc_expression_from_isl_expr_op): Same.
6657 2016-01-26 Jason Merrill <jason@redhat.com>
6660 * tree.c (recompute_constructor_flags): Split out from
6662 (verify_constructor_flags): New.
6663 * tree.h: Declare them.
6665 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6667 PR rtl-optimization/69217
6668 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6669 are no TYPE_FIELDS set for the record type.
6671 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6674 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6675 toc_label_name unconditionally.
6676 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6677 SYMBOL_REF string. Use toc_label_name instead of constructing
6679 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6680 constructing LCTOC1.
6682 2016-01-26 Martin Sebor <msebor@redhat.com>
6685 * doc/extend.texi (Common Type Attributes): Move text that talks about
6686 attribute packed from attribute aligned to the section discussing
6687 the former attribute for clarity.
6689 2016-01-26 Richard Henderson <rth@redhat.com>
6692 * trans-mem.c (tm_region_init): Mark entry block as visited.
6694 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6697 * diagnostic-show-locus.c (layout::print_source_line): Replace
6698 call to pp_newline with call to layout::print_newline.
6699 (layout::print_annotation_line): Likewise.
6700 (layout::move_to_column): Likewise.
6701 (layout::print_any_fixits): After printing any fixits, print a
6702 trailing newline, if necessary.
6703 (layout::print_newline): New method, resetting any colorization
6705 (diagnostic_show_locus): Move the pp_newline to before the
6706 early bailout. Remove dummy block enclosing the layout instance.
6707 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6708 of pp_newline_and_flush with pp_flush.
6709 (diagnostic_append_note): Delete use of pp_newline.
6710 (diagnostic_append_note_at_rich_loc): Delete.
6711 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6712 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6713 when newline characters are added to the buffer.
6715 2016-01-26 Michael Matz <matz@suse.de>
6717 * configure.ac (ac_cv_std_swap_in_utility): New test.
6718 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6719 * configure: Regenerate.
6720 * config.in: Regenerate.
6722 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6724 * config/arc/arc.md (cstoresi4): Force operand into register.
6725 (arcset<code>): Fix predicate.
6726 (arcsetltu): Likewise.
6727 (arcsetgeu): Likewise.
6728 (arcsethi): Likewise.
6729 (arcsetls): Likewise.
6731 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6733 PR tree-optimization/69483
6734 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6735 if base has error_mark_node type.
6737 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6740 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6741 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6743 (vget_lane_f16): Handle big-endian.
6744 (vgetq_lane_f16): Likewise.
6745 (vset_lane_f16): Likewise.
6746 (vsetq_lane_f16): Likewise.
6747 * config/arm/iterators.md (VQXMOV): Add V8HF.
6748 (VDQ): Add V4HF and V8HF.
6749 (V_reg): Handle V4HF and V8HF.
6750 (Is_float_mode): Likewise.
6751 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6752 neon_vdup_nv8hf): New patterns.
6753 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6754 Use VD_LANE iterator.
6755 (neon_vld1_dup<mode>): Use VQ2 iterator.
6757 2016-01-26 Nathan Sidwell <nathan@acm.org>
6759 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6760 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6761 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6762 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6763 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6764 (oacc_validate_dims): Add LEVEL arg, don't return level.
6765 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6767 (execute_oacc_device_lower): Adjust, add more dump output.
6768 * tree-ssa-loop.c (gate_oacc_kernels): Use
6769 oacc_fn_attrib_kernels_p.
6770 * tree-parloops.c (create_parallel_loop): Adjust
6771 set_oacc_fn_attrib call.
6773 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6776 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6777 (append_compiler_options): Handle -fcilkplus.
6778 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6780 2016-01-26 Nick Clifton <nickc@redhat.com>
6783 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6784 been marked as DECL_ONE_ONLY but we do not the means to make it
6785 so, then do not allow it to bind locally.
6787 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6790 * opts.h (parse_sanitizer_options): New prototype.
6791 * opts.c (sanitizer_opts): New array.
6792 (parse_sanitizer_options): New function.
6793 (common_handle_option): Use parse_sanitizer_options.
6795 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6798 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6799 alignment adjustment to ...
6800 (ix86_update_stack_boundary): Here. Don't over-align stack for
6802 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6803 if __tls_get_addr is called.
6805 2016-01-26 Christian Bruel <christian.bruel@st.com>
6807 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6809 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6811 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6813 2016-01-26 Richard Biener <rguenther@suse.de>
6816 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6818 2016-01-26 Richard Biener <rguenther@suse.de>
6820 PR tree-optimization/69452
6821 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6822 (move_computations_dom_walker::before_dom_children): Rename
6824 (move_computations_worker): This.
6825 (move_computations): Perform an RPO rather than a DOM walk.
6827 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6830 * combine.c (combine_instructions): For REG_EQUAL note with
6831 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6832 to the underlying register.
6833 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6834 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6836 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6839 * config/aarch64/aarch64-builtins.c
6840 (aarch64_init_simd_builtin_types): Do not set structural
6841 equality to __Poly{8,16,64,128}_t types.
6843 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6845 PR tree-optimization/69400
6846 * wide-int.cc (wi_pack): Take the precision as argument and
6847 perform canonicalization here rather than in the callers.
6848 Use the main loop to handle all full-width HWIs. Add a
6849 zero HWI if in_len isn't a full result.
6850 (wi::divmod_internal): Update accordingly.
6851 (wi::mul_internal): Likewise. Simplify.
6853 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6854 Sebastian Pop <s.pop@samsung.com>
6856 * graphite-poly.c (apply_poly_transforms): Simplify.
6857 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6858 (print_isl_map): Same.
6859 (print_isl_union_map): Same.
6860 (print_isl_schedule): New.
6861 (debug_isl_schedule): New.
6862 * graphite-dependences.c (scop_get_reads): Do not call
6863 isl_union_map_add_map that is undocumented isl functionality.
6864 (scop_get_must_writes): Same.
6865 (scop_get_may_writes): Same.
6866 (scop_get_original_schedule): Remove.
6867 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6868 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6869 (compute_deps): Remove.
6870 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6871 (debug_schedule_ast): New.
6872 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6873 set_separate_option.
6874 (graphite_regenerate_ast_isl): Add dump.
6875 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6876 from scop->transformed_schedule.
6877 (graphite_regenerate_ast_isl): Add more dump.
6878 * graphite-optimize-isl.c (optimize_isl): Set
6879 scop->transformed_schedule. Check whether schedules are equal.
6880 (apply_poly_transforms): Move here.
6881 * graphite-poly.c (apply_poly_transforms): ... from here.
6882 (free_poly_bb): Static.
6883 (free_scop): Static.
6884 (pbb_number_of_iterations_at_time): Remove.
6885 (print_isl_ast): New.
6886 (debug_isl_ast): New.
6887 (debug_scop_pbb): New.
6888 * graphite-scop-detection.c (print_edge): Move.
6890 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6891 (build_scop_scattering): Remove.
6892 (create_pw_aff_from_tree): Assert instead of bailing out.
6893 (add_condition_to_pbb): Remove unused code, do not fail.
6894 (add_conditions_to_domain): Same.
6895 (add_conditions_to_constraints): Remove.
6896 (build_scop_context): New.
6897 (add_iter_domain_dimension): New.
6898 (build_iteration_domains): Initialize pbb->iterators.
6899 Call add_conditions_to_domain.
6902 (index_outermost_in_loop): New.
6903 (index_pbb_in_loop): New.
6904 (outermost_pbb_in): New.
6905 (add_in_sequence): New.
6906 (add_outer_projection): New.
6907 (outer_projection_mupa): New.
6908 (add_loop_schedule): New.
6909 (build_schedule_pbb): New.
6910 (build_schedule_loop): New.
6911 (embed_in_surrounding_loops): New.
6912 (build_schedule_loop_nest): New.
6913 (build_original_schedule): New.
6914 (build_poly_scop): Call build_original_schedule.
6915 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6916 (free_poly_dr): Remove.
6917 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6918 (free_poly_bb): Remove.
6919 (debug_loop_vec): Remove.
6920 (print_isl_ast): Declare.
6921 (debug_isl_ast): Declare.
6922 (scop_do_interchange): Remove.
6923 (scop_do_strip_mine): Remove.
6924 (scop_do_block): Remove.
6925 (flatten_all_loops): Remove.
6926 (optimize_isl): Remove.
6927 (pbb_number_of_iterations_at_time): Remove.
6928 (debug_scop_pbb): Declare.
6929 (print_schedule_ast): Declare.
6930 (debug_schedule_ast): Declare.
6931 (struct scop): Remove schedule. Add original_schedule,
6932 transformed_schedule.
6933 (free_gimple_poly_bb): Remove.
6934 (print_generated_program): Remove.
6935 (debug_generated_program): Remove.
6936 (unify_scattering_dimensions): Remove.
6937 * sese.c (print_edge): ... here.
6938 (print_sese): ... here.
6939 (debug_edge): ... here.
6940 (debug_sese): ... here.
6941 * sese.h (print_edge): Declare.
6942 (print_sese): Declare.
6943 (dump_edge): Declare.
6944 (dump_sese): Declare.
6946 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6947 Sebastian Pop <s.pop@samsung.com>
6949 * Makefile.in: Set ISLVER in site.exp.
6951 2016-01-25 Jakub Jelinek <jakub@redhat.com>
6953 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
6954 DECL_VALUE_EXPR of new_var even for the non-array case. Look
6955 through DECL_VALUE_EXPR for expansion.
6957 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6959 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
6960 the frame info after reload completed.
6962 2016-01-25 Jeff Law <law@redhat.com>
6964 PR tree-optimization/69196
6965 PR tree-optimization/68398
6966 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
6967 tree-ssa-threadupdate.c.
6968 (determine_bb_domination_status): Prototype
6969 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
6970 (determine_bb_domination_status): No longer static.
6971 (valid_jump_thread_path): Remove code to detect characteristics
6972 of the jump thread path not associated with correctness.
6973 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
6974 Correct test for thread path length. Count PHIs for real operands as
6975 statements that need to be copied. Do not count ASSERT_EXPRs.
6976 Look at all the blocks in the thread path. Compute and selectively
6977 filter thread paths based on threading through the latch, threading
6978 a multiway branch or crossing a multiway branch.
6980 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6982 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
6983 decl with __attribute__ ((unused)) annotation.
6985 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
6988 * tree-vect-stmts.c (vectorizable_condition): Check vectype
6989 of operands is compatible with a statement vectype.
6991 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
6993 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
6994 improve wording for mixed storage order support.
6996 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
6998 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
6999 (vcvt_u64_f64): Likewise.
7000 (vcvta_s64_f64): Likewise.
7001 (vcvta_u64_f64): Likewise.
7002 (vcvtm_s64_f64): Likewise.
7003 (vcvtm_u64_f64): Likewise.
7004 (vcvtn_s64_f64): Likewise.
7005 (vcvtn_u64_f64): Likewise.
7006 (vcvtp_s64_f64): Likewise.
7007 (vcvtp_u64_f64): Likewise.
7009 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7011 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7012 (arc_init): Check validity mll64 option.
7013 (arc_save_restore): Use double load/store instruction.
7014 (arc_expand_movmem): Likewise.
7015 (arc_split_move): Don't split if we have double load/store
7016 instructions. Returns a boolean.
7017 (arc_process_double_reg_moves): Change function to return boolean
7018 instead of a sequence of instructions.
7019 (arc_dwarf_register_span): New function.
7020 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7021 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7022 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7023 (*movdf_insn): Likewise.
7024 * config/arc/arc.opt (mll64): New option.
7025 * config/arc/predicates.md (even_register_operand): New predicate.
7026 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7028 2016-01-25 Richard Biener <rguenther@suse.de>
7031 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7032 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7034 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7036 2016-01-25 Richard Biener <rguenther@suse.de>
7038 PR tree-optimization/69376
7039 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7041 (VN_INFO_ANTI_RANGE_P): New inline.
7042 (VN_INFO_RANGE_TYPE): Likewise.
7043 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7044 SSA_NAME_ANTI_RANGE_P.
7045 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7046 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7047 Properly query VN_INFO_RANGE_TYPE.
7049 2016-01-25 Nick Clifton <nickc@redhat.com>
7052 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7054 2016-01-23 Tom de Vries <tom@codesourcery.com>
7056 PR tree-optimization/69426
7057 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7060 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7062 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7063 "the the" with "the" in the comments.
7064 * ipa-devirt.c (build_type_inheritance_graph,
7065 update_type_inheritance_graph): Likewise.
7066 * tree.c (build_function_type_list_1): Likewise.
7067 * cfgloopmanip.c (scale_loop_profile): Likewise.
7068 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7069 * gimple-ssa-split-paths.c
7070 (find_block_to_duplicate_for_splitting_paths): Likewise.
7071 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7072 * expr.c (convert_move): Likewise.
7073 * var-tracking.c (vt_stack_adjustments): Likewise.
7074 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7075 * tree-vrp.c (test_for_singularity): Likewise.
7077 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7078 directly instead of building a temporary tree.
7081 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7082 remove <algorithm> include.
7084 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7087 * config/i386/i386.c: Include dojump.h.
7088 (expand_small_movmem_or_setmem,
7089 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7091 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7092 if dynamic_check != -1.
7094 2016-01-21 Jeff Law <law@redhat.com>
7097 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7098 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7099 into dominated_by_p.
7100 (cprop_into_successor_phis): Avoid unnecessary tests.
7102 2016-01-22 Richard Henderson <rth@redhat.com>
7105 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7106 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7108 2016-01-22 Michael Matz <matz@suse.de>
7110 * system.h (string, algorithm): Include only conditionally.
7111 (new): Include always under C++.
7112 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7113 * final.c (toplevel): Ditto.
7114 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7115 * genconditions.c (write_header): Make gencondmd.c define
7117 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7119 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7120 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7122 2016-01-22 Christian Bruel <christian.bruel@st.com>
7125 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7127 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7130 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7131 define_insn_and_split. Ensure operands[1] and operands[0] do not
7132 get assigned the same register.
7134 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7136 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7138 2016-01-22 Christian Bruel <christian.bruel@st.com>
7140 * config/arm/arm-c.c (arm_pragma_target_parse):
7141 Remove warn_builtin_macro_redefined overwrite.
7143 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7145 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7146 flag_non_call_exceptions compatibility.
7148 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7151 * dwarf2out.c (add_child_die_after): New function.
7152 (dwarf_qual_info_t): New type.
7153 (dwarf_qual_info): New variable.
7154 (qualified_die_p): New function.
7155 (modified_type_die): For -fdebug-types-section, ensure
7156 canonical order of qualifiers. Put qualified DIEs adjacent
7157 to the corresponding non-qualified type DIE and search there
7158 for existing qualified DIEs.
7160 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7162 * doc/extend.texi (scalar_storage_order type attribute): Document
7163 restriction on type punning and aliasing, and remove future tense.
7165 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7168 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7171 2016-01-21 Jeff Law <law@redhat.com>
7174 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7175 useless call to record_temporary_equivalences.
7176 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7177 allocate 10 slots in the bb_path vector and let it grow as needed.
7178 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7181 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7183 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7185 * configure: Regenerate.
7187 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7189 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7190 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7192 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7195 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7196 drop EXPAND_INITIALIZER.
7197 * rtl.h (contains_symbolic_reference_p): Declare.
7198 * rtlanal.c (contains_symbolic_reference_p): New function.
7199 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7200 a subtraction into a NOT if symbolic constants are involved.
7202 2016-01-21 Anton Blanchard <anton@samba.org>
7203 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7206 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7208 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7211 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7213 * config/microblaze/microblaze.c
7214 (get_branch_target): New.
7215 (insert_wic_for_ilb_runout): New.
7217 (microblaze_machine_dependent_reorg): New.
7218 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7219 * config/microblaze/microblaze.md
7220 (UNSPEC_IPREFETCH): Define.
7221 (iprefetch): New pattern
7222 * config/microblaze/microblaze.opt
7223 (mxl-prefetch): New flag.
7225 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7227 * config/microblaze/microblaze.h
7228 (FIXED_REGISTERS): Update in macro.
7229 (CALL_USED_REGISTERS): Update in macro.
7231 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7233 PR rtl-optimization/68920
7234 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7237 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7239 PR rtl-optimization/68990
7240 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7241 pseudo instead of inheritance ones.
7243 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7244 Nick Clifton <nickc@redhat.com>
7248 * config/mips/mips.c (mips_compute_frame_info): Initialise
7249 args_size and hard_frame_pointer_offset fields of the frame
7250 structure before calling mips_global_pointer.
7252 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7254 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7256 * configure: Regenerate.
7258 2016-01-21 Richard Biener <rguenther@suse.de>
7260 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7262 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7264 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7265 to actually emit the .size directive.
7267 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7268 Jakub Jelinek <jakub@redhat.com>
7272 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7273 args array size by one to avoid buffer overflow.
7275 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7277 * config/s390/s390.md (pool_section_start): Use switch_to_section
7278 to select proper read-only data section instead of hardcoding
7280 (pool_section_end): Use switch_to_section to match the above.
7282 2016-01-21 Richard Biener <rguenther@suse.de>
7284 PR tree-optimization/69378
7285 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7286 (set_ssa_val_to): Use it for dominance checks taking into
7287 account not executable edges.
7289 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7292 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7293 for bitsize instead of GET_MODE_PRECISION (mode).
7295 2016-01-20 Martin Sebor <msebor@redhat.com>
7298 * extend.texi (__sync Builtins): Clarify the semantics of
7299 __sync_fetch_and_OP built-ins on pointers.
7300 (__atomic Builtins): Same.
7302 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7303 Sebastian Pop <s.pop@samsung.com>
7305 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7306 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7307 (is_valid_rename): Same.
7308 (translate_isl_ast_to_gimple::get_rename): Same.
7309 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7310 (translate_isl_ast_to_gimple::rename_uses): Same.
7311 (get_new_name): Check for close_phi nodes.
7312 (copy_loop_phi_args): Use phi_node_kind.
7313 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7314 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7316 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7317 Sebastian Pop <s.pop@samsung.com>
7319 Revert commit r229783.
7320 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7321 Remove use of parameter_rename_map.
7323 (copy_internal_parameters): Remove.
7324 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7325 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7326 (free_sese_info): Do not free parameter_rename_map.
7327 (set_rename): Do not use parameter_rename_map.
7328 (rename_uses): Update call to set_rename.
7329 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7330 * sese.h (parameter_rename_map_t): Remove.
7331 (struct sese_info_t): Remove field parameter_rename_map.
7333 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7334 Sebastian Pop <s.pop@samsung.com>
7336 * graphite-isl-ast-to-gimple.c: Fix comment.
7337 * graphite-scop-detection.c (defined_in_loop_p): New.
7338 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7339 names defined in loop.
7341 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7342 Sebastian Pop <s.pop@samsung.com>
7344 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7345 Discard unstructured if-then-else regions.
7347 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7348 Sebastian Pop <s.pop@samsung.com>
7350 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7351 (cleanup_loop_iter_dom): Remove.
7352 (build_loop_iteration_domains): Remove.
7353 (build_scop_context): Remove.
7354 (build_scop_iteration_domain): Remove.
7355 (add_loop_constraints): New.
7356 (build_iteration_domains): New.
7357 (build_poly_scop): Call build_iteration_domains.
7359 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7360 Sebastian Pop <s.pop@samsung.com>
7362 * graphite-scop-detection.c
7363 (scop_detection::harmful_loop_in_region): Free dom and loops.
7364 (scop_detection::loop_body_is_valid_scop): Free bbs.
7366 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7367 Sebastian Pop <s.pop@samsung.com>
7369 * graphite-scop-detection.c (record_loop_in_sese): New.
7370 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7371 (build_scops): Remove call to build_sese_loop_nests.
7372 * sese.c (sese_record_loop): Remove.
7373 (build_sese_loop_nests): Remove.
7374 (new_sese_info): Remove region->loops.
7375 (free_sese_info): Same.
7376 * sese.h (sese_contains_loop): Same.
7377 (build_sese_loop_nests): Remove.
7378 (sese_contains_loop): Remove.
7380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7381 Sebastian Pop <s.pop@samsung.com>
7383 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7384 loop_is_valid_in_scop.
7385 (scop_detection::harmful_stmt_in_region): Renamed
7386 harmful_loop_in_region.
7387 Call loop_is_valid_in_scop.
7389 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7390 Sebastian Pop <s.pop@samsung.com>
7392 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7395 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7396 Sebastian Pop <s.pop@samsung.com>
7398 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7399 * graphite.h (struct poly_bb): Remove field is_reduction.
7400 (PBB_IS_REDUCTION): Remove.
7402 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7403 Sebastian Pop <s.pop@samsung.com>
7405 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7406 (add_pdr_constraints): Same.
7407 (scop_get_reads): Same.
7408 (scop_get_must_writes): Same.
7409 (scop_get_may_writes): Same.
7410 (scop_get_original_schedule): Same.
7411 (extend_schedule): Same.
7412 (apply_schedule_on_deps): Same.
7413 (carries_deps): Same.
7414 (compute_deps): Same.
7415 (scop_get_dependences): Same.
7416 * graphite-isl-ast-to-gimple.c
7417 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7418 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7419 (get_schedule_for_band_list): Same.
7420 (get_schedule_map): Same.
7421 (apply_schedule_map_to_scop): Same.
7422 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7423 (build_loop_iteration_domains): Same.
7424 (add_condition_to_pbb): Same.
7425 (add_param_constraints): Same.
7426 (pdr_add_memory_accesses): Same.
7427 (pdr_add_data_dimensions): Same.
7429 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7431 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7434 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7436 * common.opt (feliminate-dwarf2-dups): Replace references to
7437 "DWARF 2" with just "DWARF".
7438 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7439 * doc/extend.texi: Likewise.
7440 * doc/cpp.texi: Likewise.
7441 * doc/invoke.texi: Likewise.
7442 (Option Summary): Add -gdwarf to list of Debugging Options.
7443 (Debugging Options): Document -gdwarf.
7444 * doc/contrib.texi: Spell "DWARF" like that.
7446 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7448 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7449 warning. Fix up formatting.
7452 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7453 attempt to mark memory input operand addressable and
7454 call prepare_gimple_addressable in that case. Don't adjust
7455 input_location for diagnostics, use error_at instead.
7457 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7459 * config/rs6000/ppc-auxv.h: New file.
7460 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7462 (cpu_supports): Likewise.
7463 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7464 (cpu_is_info): New variable.
7465 (cpu_supports_info): Likewise.
7466 (tcb_verification_symbol): Likewise.
7467 (cpu_builtin_p): Likewise.
7468 (cpu_expand_builtin): New function.
7469 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7470 (rs6000_init_builtins): Likewise.
7471 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7472 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7473 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7474 * configure: Regenerate.
7475 * config.in: Likewise.
7476 * doc/extend.texi (PowerPC Built-in Functions): Document
7477 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7479 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7482 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7484 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7487 2016-01-20 Richard Henderson <rth@redhat.com>
7493 * tree.c (tm_define_builtin): New.
7494 (find_tm_vector_type): New.
7495 (build_tm_vector_builtins): New.
7496 (build_common_builtin_nodes): Call it.
7498 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7500 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7501 (arm_fp_ok): Likewise.
7503 (arm_crypto): Likewise.
7505 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7506 Richard Biener <rguenther@suse.de>
7508 PR tree-optimization/69328
7509 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7510 vectors have same number of elements.
7511 (vectorizable_condition): Fix masked version recognition.
7513 2016-01-20 Richard Biener <rguenther@suse.de>
7515 PR tree-optimization/69345
7516 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7517 (VN_INFO_PTR_INFO): Likewise.
7518 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7519 info when it is equal between non-dominating SSA names.
7520 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7521 Make sure to look at original SSA infos.
7523 2016-01-20 Jeff Law <law@redhat.com>
7526 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7528 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7529 (pc_or_label_operand): New predicate.
7530 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7531 tests for small integers that are 2^n - 1.
7533 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7535 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7537 2016-01-19 Jeff Law <law@redhat.com>
7540 * tree-ssa-threadbackwards.c
7541 (fsm_find_control_statement_thread_paths): Do not try to lookup
7542 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7544 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7546 * doc/lto.texi: Remove text that says only Gold has linker plugin
7549 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7551 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7552 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7553 the DIE accordingly.
7554 (modified_type_die): Add REVERSE parameter and pass it recursively,
7555 as well as to base_type_die. Adjust presence check accordingly.
7556 (base_type_for_mode): Adjust call to modified_type_die.
7557 (add_type_attribute): Add REVERSE parameter and pass it to
7559 (generic_parameter_die): Adjust call to add_type_attribute.
7560 (add_scalar_info): Likewise.
7561 (add_subscript_info): Likewise.
7562 (gen_array_type_die): Likewise.
7563 (gen_descr_array_type_die): Likewise.
7564 (gen_entry_point_die): Likewise.
7565 (gen_enumeration_type_die): Likewise.
7566 (gen_formal_parameter_die): Likewise.
7567 (gen_subprogram_die): Likewise.
7568 (gen_variable_die ): Likewise.
7569 (gen_const_die): Likewise.
7570 (gen_field_die): Likewise.
7571 (gen_pointer_type_die): Likewise.
7572 (gen_reference_type_die): Likewise.
7573 (gen_ptr_to_mbr_type_die): Likewise.
7574 (gen_inheritance_die): Likewise.
7575 (gen_subroutine_type_die): Likewise.
7576 (gen_typedef_die): Likewise.
7577 (force_type_die): Adjust call to modified_type_die.
7579 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7581 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7582 flow throughout the file. Fix broken link to Objective-C 2.0
7584 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7587 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7589 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7591 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7594 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7595 (maybe_record_node): Record cxa_pure_virtual as the only possible
7596 target if there are not ohter candidates.
7597 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7599 2016-01-19 Richard Biener <rguenther@suse.de>
7601 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7602 (get_memory_order): Likewise.
7604 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7606 * tree-vect-stmts.c (vectorizable_store): Check
7609 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7612 * gcc.c (driver::decode_argv): Add call to
7613 init_opts_obstack before init_options_struct.
7614 * opts.c (init_opts_obstack): Remove idempotency.
7615 (init_options_struct): Replace call to init_opts_obstack
7616 with a gcc_assert to verify that it has already been called.
7617 * toplev.c (toplev::main): Add call to init_opts_obstack before
7618 calls to init_options_struct.
7619 (toplev::finalize): Move cleanup of opts_obstack next to
7620 cleanup of save_decoded_options, clearing the latter, and
7621 save_decoded_options_count.
7623 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7626 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7627 attribute to unconditional. Remove %? from output template.
7629 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7630 Jiong Wang <jiong.wang@arm.com>
7632 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7633 generated from different expand order.
7635 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7637 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7638 Add support for CCMP costing.
7640 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7642 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7643 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7644 (fccmpe<mode>): Likewise.
7645 (fcmp): Rename to fcmp and globalize pattern.
7647 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7648 (aarch64_gen_ccmp_next): Add FP support.
7650 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7652 * target.def (gen_ccmp_first): Update documentation.
7653 (gen_ccmp_next): Likewise.
7654 * doc/tm.texi (gen_ccmp_first): Update documentation.
7655 (gen_ccmp_next): Likewise.
7656 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7657 expand_ccmp_expr_1. Improve comments.
7658 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7659 (ccmp_ior<mode>): Remove pattern.
7660 (cmp<mode>): Remove expand.
7661 (cmp): Globalize pattern.
7662 (cstorecc4): Use cc_register.
7663 (mov<mode>cc): Remove ccmp_cc_register check.
7664 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7665 Simplify after removal of CC_DNE/* modes.
7666 (aarch64_ccmp_mode_to_code): Remove.
7667 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7668 In 'k' case use integer as condition.
7669 (aarch64_nzcv_codes): Remove inverted cases.
7670 (aarch64_code_to_ccmode): Remove.
7671 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7672 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7673 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7674 pattern. Return the comparison with CC register. Invert conditions
7676 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7677 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7679 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7681 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7682 instrumented_version.
7684 2016-01-19 Richard Biener <rguenther@suse.de>
7686 PR tree-optimization/69336
7687 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7688 handled components with get_ref_base_and_extent.
7689 (equal_mem_array_ref_p): Adjust.
7691 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7694 * shrink-wrap.c: Include valtrack.h.
7695 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7696 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7697 in between insn and where it will be moved to. Call
7698 dead_debug_insert_temp.
7699 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7700 first and dead_debug_local_finish at the end.
7701 For uses and defs bitmap, handle all regs in between REGNO and
7702 END_REGNO, not just the first one.
7704 2016-01-19 Richard Biener <rguenther@suse.de>
7706 PR tree-optimization/69352
7707 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7708 (equal_mem_array_ref_p): Constrain size and max size properly.
7709 Compare the reverse flag.
7711 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7713 * ira.c (ira): Update regstat data if we deleted insns.
7715 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7717 PR rtl-optimization/68955
7718 PR rtl-optimization/64557
7719 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7720 here. Fix up formatting.
7721 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7723 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7726 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7727 assume that the node has body.
7728 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7731 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7733 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7736 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7738 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7739 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7741 2016-01-19 Martin Jambor <mjambor@suse.cz>
7742 Martin Liska <mliska@suse.cz>
7743 Michael Matz <matz@suse.de>
7745 * Makefile.in (OBJS): Add new source files.
7746 (GTFILES): Add hsa.c.
7747 * common.opt (disable_hsa): New variable.
7748 (-Whsa): New warning.
7749 * config.in (ENABLE_HSA): New.
7750 * configure.ac: Treat hsa differently from other accelerators.
7751 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7753 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7754 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7755 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7757 * doc/invoke.texi (-Whsa): Document.
7758 (hsa-gen-debug-stores): Likewise.
7759 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7760 to invoke offload compiler for hsa acclerator.
7761 * opts.c (common_handle_option): Determine whether HSA offloading
7762 should be performed.
7763 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7764 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7765 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7766 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7767 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7768 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7769 GF_OMP_FOR_KIND_GRID_LOOP.
7770 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7771 (pp_gimple_stmt_1): Likewise.
7772 * gimple-walk.c (walk_gimple_stmt): Likewise.
7773 * gimple.c (gimple_build_omp_grid_body): New function.
7774 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7775 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7776 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7777 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7778 GF_OMP_TEAMS_GRID_PHONY.
7779 (gimple_statement_omp_single_layout): Updated comments.
7780 (gimple_build_omp_grid_body): New function.
7781 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7782 (gimple_omp_for_grid_phony): New function.
7783 (gimple_omp_for_set_grid_phony): Likewise.
7784 (gimple_omp_parallel_grid_phony): Likewise.
7785 (gimple_omp_parallel_set_grid_phony): Likewise.
7786 (gimple_omp_teams_grid_phony): Likewise.
7787 (gimple_omp_teams_set_grid_phony): Likewise.
7788 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7789 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7790 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7791 (BUILT_IN_GOMP_TARGET): Updated type.
7792 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7793 (adjust_for_condition): New function.
7794 (get_omp_for_step_from_incr): Likewise.
7795 (extract_omp_for_data): Moved parts to adjust_for_condition and
7796 get_omp_for_step_from_incr.
7797 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7798 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7799 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7800 (scan_omp_parallel): Do not create child functions for phony
7802 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7803 (scan_omp_1_op): Checking assert we are not remapping to
7804 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7805 (parallel_needs_hsa_kernel_p): New function.
7806 (expand_parallel_call): Register apprpriate parallel child
7807 functions as HSA kernels.
7808 (grid_launch_attributes_trees): New type.
7809 (grid_attr_trees): New variable.
7810 (grid_create_kernel_launch_attr_types): New function.
7811 (grid_insert_store_range_dim): Likewise.
7812 (grid_get_kernel_launch_attributes): Likewise.
7813 (get_target_argument_identifier_1): Likewise.
7814 (get_target_argument_identifier): Likewise.
7815 (get_target_argument_value): Likewise.
7816 (push_target_argument_according_to_value): Likewise.
7817 (get_target_arguments): Likewise.
7818 (expand_omp_target): Call get_target_arguments instead of looking
7819 up for teams and thread limit.
7820 (grid_expand_omp_for_loop): New function.
7821 (grid_arg_decl_map): New type.
7822 (grid_remap_kernel_arg_accesses): New function.
7823 (grid_expand_target_kernel_body): New function.
7824 (expand_omp): Call it.
7825 (lower_omp_for): Do not emit phony constructs.
7826 (lower_omp_taskreg): Do not emit phony constructs but create for them
7827 a temporary variable receiver_decl.
7828 (lower_omp_taskreg): Do not emit phony constructs.
7829 (lower_omp_teams): Likewise.
7830 (lower_omp_grid_body): New function.
7831 (lower_omp_1): Call it.
7832 (grid_reg_assignment_to_local_var_p): New function.
7833 (grid_seq_only_contains_local_assignments): Likewise.
7834 (grid_find_single_omp_among_assignments_1): Likewise.
7835 (grid_find_single_omp_among_assignments): Likewise.
7836 (grid_find_ungridifiable_statement): Likewise.
7837 (grid_target_follows_gridifiable_pattern): Likewise.
7838 (grid_remap_prebody_decls): Likewise.
7839 (grid_copy_leading_local_assignments): Likewise.
7840 (grid_process_kernel_body_copy): Likewise.
7841 (grid_attempt_target_gridification): Likewise.
7842 (grid_gridify_all_targets_stmt): Likewise.
7843 (grid_gridify_all_targets): Likewise.
7844 (execute_lower_omp): Call grid_gridify_all_targets.
7845 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7846 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7847 (tree_omp_clause): Added union field dimension.
7848 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7849 * tree.c (omp_clause_num_ops): Added number of arguments of
7850 OMP_CLAUSE__GRIDDIM_.
7851 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7852 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7853 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7854 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7855 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7856 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7857 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7858 * tree-pass.h (make_pass_gen_hsail): Declare.
7859 (make_pass_ipa_hsa): Likewise.
7860 * ipa-hsa.c: New file.
7861 * lto-section-in.c (lto_section_name): Add hsa section name.
7862 * lto-streamer.h (lto_section_type): Add hsa section.
7863 * timevar.def (TV_IPA_HSA): New.
7864 * hsa-brig-format.h: New file.
7865 * hsa-brig.c: New file.
7866 * hsa-dump.c: Likewise.
7867 * hsa-gen.c: Likewise.
7870 * toplev.c (compile_file): Call hsa_output_brig.
7871 * hsa-regalloc.c: New file.
7873 2016-01-18 Jeff Law <law@redhat.com>
7875 PR tree-optimization/69320
7876 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7877 ranged object, do nothing if the RHS constant is not [0..1].
7878 (optimize_stmt): Comparing a boolean ranged object against a
7879 constant outside [0..1] results in a compile-time constant.
7881 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7884 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7886 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7887 (Option Summary): Update to reflect new section and moved options.
7888 (C++ Dialect Options): Move -fstats to new section.
7889 (Debugging Options): Move all dump, statistics, and other GCC
7890 developer options to new section. Rewrite section introduction
7891 and re-order remaining options to put the more basic ones first.
7892 (Optimization Options): Move -fira-verbose and -flto-report* to
7894 (Developer Options): New section incorporating moved options.
7895 * doc/cppopts.texi (-dM): Update cross-reference.
7897 2016-01-18 Richard Henderson <rth@redhat.com>
7900 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7901 operands to pseudo only if CSE is expected. Split long immediate
7902 operands only after reload, and for the stack pointer.
7903 (*add<GPI>3_pluslong): Remove.
7904 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7905 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7906 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7907 (*add<GPI>3 peepholes): New.
7908 (*add<GPI>3 splitters): New.
7909 * config/aarch64/constraints.md (Upl): New.
7910 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7912 2016-01-18 Richard Biener <rguenther@suse.de>
7914 PR tree-optimization/69297
7915 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7917 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7919 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7922 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7923 of mixind vector and scalar types.
7924 (fold_relational_const): Add handling of vector
7925 comparison with boolean result.
7926 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7927 comparison of vector operands with boolean result for EQ/NE only.
7928 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7929 (verify_gimple_cond): Likewise.
7930 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7933 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7935 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7938 2016-01-18 Richard Biener <rguenther@suse.de>
7941 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7943 2016-01-18 Tom de Vries <tom@codesourcery.com>
7945 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7947 2016-01-18 Tom de Vries <tom@codesourcery.com>
7949 * omp-low.c (set_oacc_fn_attrib): Make extern.
7950 * omp-low.h (set_oacc_fn_attrib): Declare.
7951 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7952 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
7953 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
7954 Add and handle function parameter oacc_kernels_p.
7955 (find_reduc_addr, get_omp_data_i_param): New function.
7956 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
7957 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
7958 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
7959 Calculate dominance info. Skip loops that are not in a kernels region
7960 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
7961 (pass_parallelize_loops::execute): Call parallelize_loops with
7962 oacc_kernels_p argument.
7963 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
7964 New member function.
7965 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
7966 * passes.def: Add argument to pass_parallelize_loops instantation.
7968 2016-01-18 Tom de Vries <tom@codesourcery.com>
7970 * tree-parloops.c (pass_parallelize_loops::execute): Allow
7971 pass_parallelize_loops to be run outside the loop pipeline.
7973 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7975 * tree-scalar-evolution.c (follow_copies_to_constant): New.
7976 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
7978 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7981 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
7982 using get_ref_base_and_extent.
7983 (equal_mem_array_ref_p): New.
7984 (hashable_expr_equal_p): Add call to previous.
7986 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7989 * tree-sra.c (disqualified_constants, constant_decl_p): New.
7990 (sra_initialize): Allocate disqualified_constants.
7991 (sra_deinitialize): Free disqualified_constants.
7992 (disqualify_candidate): Update disqualified_constants when appropriate.
7993 (create_access): Scan for constant-pool entries as we go along.
7994 (scalarizable_type_p): Add check against type_contains_placeholder_p.
7995 (maybe_add_sra_candidate): Allow constant-pool entries.
7996 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
7997 (initialize_constant_pool_replacements): New.
7998 (sra_modify_assign): Avoid mangling assignments created by previous,
7999 and don't generate writes into constant pool.
8000 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8002 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8004 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8006 (scalar_chain::convert_op): Likewise.
8007 * config/i386/i386.md (*andndi3_doubleword): New.
8009 2016-01-18 Richard Biener <rguenther@suse.de>
8011 PR tree-optimization/69170
8012 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8013 building a vector from scalar results of a pattern stmt.
8015 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8017 * haifa-sched.c (autopref_multipass_init): Work around
8018 -Wmaybe-uninitialized warning.
8020 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8022 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8023 against the constant 0.
8025 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8027 PR tree-optimization/68799
8028 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8029 look up phi candidates in the statement-candidate map.
8030 (phi_add_costs): Likewise.
8031 (record_phi_increments): Likewise.
8032 (phi_incr_cost): Likewise.
8033 (ncd_with_phi): Likewise.
8034 (all_phi_incrs_profitable): Likewise.
8036 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8038 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8039 -Wmaybe-uninitialized warning.
8041 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8043 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8044 (Option Summary): Update to reflect new section and moved options.
8045 (C++ Dialect Options): Move -fvtable-verify and related options.
8046 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8047 and profiling-related options.
8048 (Optimization Options): Move profile generation options and
8049 -fstack-protector and related options.
8050 (Instrumentation Options): New section incorporating moved options.
8051 (Code Generation Options): Move -finstrument-functions and
8052 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8054 2016-01-16 Tom de Vries <tom@codesourcery.com>
8056 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8058 2016-01-16 Tom de Vries <tom@codesourcery.com>
8060 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8062 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8064 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8065 that checks whether the table is already empty. Rename the
8066 original implementation to...
8067 (hash_table::empty_slot): ...this new private function.
8069 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8072 * diagnostic-show-locus.c (layout::print_source_line): Move x
8073 offset of line until after call to
8074 get_line_width_without_trailing_whitespace.
8076 2016-01-15 Jeff Law <law@redhat.com>
8078 PR tree-optimization/69270
8079 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8080 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8081 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8082 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8083 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8084 ssa_name_has_boolean_range and constant_boolean_node.
8086 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8088 PR rtl-optimization/69030
8089 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8091 (spill_pseudos): Delete debug insn for dead pseudo.
8092 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8094 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8096 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8098 (TYPES_UNOPUS): Likewise.
8099 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8100 builtin type, from UNOP to UNOPUS.
8101 (lbtruncuv4sf): Likewise.
8102 (lbtruncuv2df): Likewise.
8103 (lrounduv2sf): Likewise.
8104 (lrounduv4sf): Likewise.
8105 (lrounduv2df): Likewise.
8106 (lroundusf): Likewise.
8107 (lroundusf): Likewise.
8108 (lceiluv2sf): Likewise.
8109 (lceiluv4sf): Likewise.
8110 (lceiluv2df): Likewise.
8111 (lceilusf): Likewise.
8112 (lceiludf): Likewise.
8113 (lflooruv2sf): Likewise.
8114 (lflooruv4sf): Likewise.
8115 (lflooruv2df): Likewise.
8116 (lfloorusf): Likewise.
8117 (lfloorudf): Likewise.
8118 (lfrintnuv2sf): Likewise.
8119 (lfrintnuv4sf): Likewise.
8120 (lfrintnuv2df): Likewise.
8121 (lfrintnusf): Likewise.
8122 (lfrintnudf): Likewise.
8123 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8125 (vcvtq_u32_f32): Likewise.
8126 (vcvtq_u64_f64): Likewise.
8127 (vcvta_u32_f32): Likewise.
8128 (vcvtaq_u32_f32): Likewise.
8129 (vcvtaq_u64_f64): Likewise.
8130 (vcvtm_u32_f32): Likewise.
8131 (vcvtmq_u32_f32): Likewise.
8132 (vcvtmq_u64_f64): Likewise.
8133 (vcvtn_u32_f32): Likwise.
8134 (vcvtnq_u32_f32): Likewise.
8135 (vcvtnq_u64_f64): Likewise.
8136 (vcvtp_u32_f32): Likewise.
8137 (vcvtpq_u32_f32): Likewise.
8138 (vcvtpq_u64_f64): Likewise.
8139 (vcvtmd_u64_f64): Likewise.
8140 (vcvtms_u32_f32): Likewise.
8141 (vcvtad_u64_f64): Likewise.
8142 (vcvtas_u32_f32): Likewise.
8143 (vcvtnd_u64_f64): Likewise.
8144 (vcvtns_u32_f32): Likewise.
8145 (vcvtpd_u64_f64): Likewise.
8146 (vcvtps_u32_f32): Likewise.
8148 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8150 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8151 CSEL of zero_extended registers.
8153 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8155 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8156 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8158 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8160 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8161 false when argument string is not found in the attributes table
8164 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8167 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8168 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8169 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8172 2016-01-15 Richard Biener <rguenther@suse.de>
8174 PR tree-optimization/66856
8175 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8176 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8177 (vect_create_new_slp_node): Increment stmt reference count.
8178 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8179 an SLP tree before swapping operands.
8180 (vect_build_slp_tree): Likewise.
8181 (destroy_bb_vec_info): Free stmt info after SLP instances.
8182 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8183 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8184 (STMT_VINFO_NUM_SLP_USES): New macro.
8186 2016-01-15 Richard Biener <rguenther@suse.de>
8189 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8190 (add_linkage_name): ... here.
8191 (gen_typedef_die): Use add_linkage_name_raw instead of
8192 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8195 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8197 * gimplify.c (oacc_default_clause): Decode reference and pointer
8198 types for both kernels and parallel regions.
8200 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8203 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8205 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8207 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8208 (convert_scalars_to_vector): Likewise.
8210 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8212 * doc/extend.texi (Type Traits): Fix grammar.
8214 2016-01-15 Martin Jambor <mjambor@suse.cz>
8216 * tree-inline.c (remap_decl): Use existing dclarations if
8217 remapping a type and prevent_decl_creation_for_types.
8218 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8219 decls first. Do real remapping with
8220 prevent_decl_creation_for_types set.
8221 * tree-inline.h (copy_body_data): New field
8222 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8225 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8227 * config/s390/s390.opt (mmvcle): More verbose help text.
8229 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8231 * config/s390/s390.opt: Add period to -mzvector option text.
8233 2016-01-15 Richard Biener <rguenther@suse.de>
8235 PR tree-optimization/68961
8236 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8237 of invariants in stores again.
8239 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8241 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8243 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8245 * config/i386/i386.c (ix86_expand_branch): Don't split
8246 DI mode xor instruction to SI mode.
8248 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8251 * ipa-icf.c (sem_function::merge): Virtual functions may become
8252 reachable even if they address is not taken and there are no
8255 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8257 * lto-streamer-out.c (subtract_estimated_size): New function.
8258 (get_symbol_initial_value): Use it.
8260 2016-01-15 Christian Bruel <christian.bruel@st.com>
8263 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8264 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8265 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8266 use add_builtin_function_ext_scope instead of add_builtin_function.
8267 (neon_set_p, neon_crypto_set_p): Remove.
8268 (arm_init_builtins): Always call arm_init_neon_builtins and
8269 arm_init_crypto_builtins.
8270 (arm_expand_builtin): Check that builtins are allowed for the arch.
8271 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8272 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8273 arm_init_neon_builtins call.
8275 2016-01-15 Richard Biener <rguenther@suse.de>
8277 PR tree-optimization/69117
8278 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8279 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8280 of the leader conservatively.
8281 (free_scc_vn): Restore original SSA name infos.
8283 2016-01-14 Jeff Law <law@redhat.com>
8285 PR tree-optimization/69270
8286 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8287 single bit of precision, verify it's also unsigned.
8288 (record_edge_info): Use constant_boolean_node rather than fold_convert
8289 to convert boolean_true/boolean_false to the right type.
8291 2016-01-14 Richard Henderson <rth@redhat.com>
8294 * loop-doloop.c (record_reg_sets): New.
8295 (doloop_optimize): Reject the transform if the sequence
8296 clobbers registers live at the end of the loop block.
8297 (doloop_optimize_loops): Enable df_live if needed.
8299 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8301 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8302 * gcc/config/rs6000/rs6000.c: Likewise.
8303 * gcc/config/rs6000/rs6000.h: Likewise.
8304 * gcc/config/rs6000/rs6000.md: Likewise.
8305 * gcc/doc/extend.texi: Likewsie.
8307 2016-01-14 Jeff Law <law@redhat.com>
8309 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8312 2016-01-14 Richard Henderson <rth@redhat.com>
8316 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8317 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8318 instead of builtin_decl_declared_p to test for declaration.
8320 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8322 * doc/loop.texi (Loop Analysis and Representation): Document
8323 loop_depth function.
8325 2016-01-14 Tom de Vries <tom@codesourcery.com>
8327 PR tree-optimization/68773
8328 * omp-low.c (expand_omp_target): Don't set force_output.
8329 * varpool.c (varpool_node::get_create): Same.
8330 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8331 offload_funcs with force_output.
8333 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8336 * lra-eliminations.c (move_plus_up): Don't change anything if either
8337 the outer or inner subreg mode is not MODE_INT.
8338 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8339 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8341 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8343 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8344 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8345 reduc_uplus_@var{m}): Remove.
8346 * expr.c (expand_expr_real_2): Remove expansion path for
8347 reduc_[us](min|max|plus) optabs.
8348 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8349 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8350 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8351 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8352 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8353 reduc_[us](min|max|plus) optabs.
8355 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8357 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8358 (reduc_plus_scal_v2sf): New.
8359 (reduc_smax_v2sf): Rename to...
8360 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8361 (reduc_smin_v2sf): Rename to...
8362 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8364 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8366 * alias.c (compare_base_symbol_refs): New function.
8367 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8370 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8373 PR tree-optimization/69155
8374 * tree-complex.c: Include cfganal.h.
8375 (phis_to_revisit): New variable.
8376 (extract_component): Add phiarg_p argument. Assert that returned
8377 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8378 (update_phi_components): Partly rewrite to use loop over real/imag
8379 components instead of code duplication. If extract_component returns
8380 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8381 create_tmp_reg into the PHI node instead, and mention the phi triplet
8383 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8384 in phis_to_revisit at the end.
8386 2016-01-14 Richard Biener <rguenther@suse.de>
8388 PR tree-optimization/68060
8389 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8390 outer loop reduction is only used in the inner loop before
8391 detecting a double reduction.
8393 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8396 * combine.c (expand_field_assignment): Punt if compute_mode is
8397 unsupported scalar mode.
8399 2016-01-14 Richard Biener <rguenther@suse.de>
8401 PR tree-optimization/66856
8402 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8403 SLP node only if it built successfully.
8404 (vect_analyze_slp_instance): Adjust.
8406 2016-01-14 Jeff Law <law@redhat.com>
8408 PR tree-optimization/69270
8409 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8410 (record_edge_info): Use it. Convert boolean_{true,false}_node
8413 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8416 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8417 use block_ultimate_origin
8418 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8420 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8422 * doc/invoke.texi (Submodel Options): Rename section to
8423 "Machine-Dependent Options" to better reflect its content.
8424 Rewrite introductory text to remove archaic CPU names.
8427 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8429 * doc/invoke.texi (Code Gen Options): Move section up in file,
8430 before target-specific options. Update menu and option summary
8431 to reflect the new section ordering.
8433 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8435 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8436 (C++ Dialect Options): Add cross-reference to -std option.
8437 * doc/standards.texi (C++ Language): Document C++14 support.
8439 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8441 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8442 for pack/unpack functions for __ibm128.
8443 (PACK_IF): Likewise.
8444 (UNPACK_IF): Likewise.
8446 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8447 support for __ibm128 pack/unpack functions.
8448 (rs6000_invalid_builtin): Likewise.
8449 (rs6000_init_builtins): Likewise.
8450 (rs6000_opt_masks): Likewise.
8452 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8453 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8455 (RS6000_BTM_COMMON): Likewise.
8457 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8458 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8459 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8460 128-bit floating point. Add support for the double values to be
8461 in Altivec registers for TF/IF packing and unpacking, but restrict
8462 TD packing sub-fields to be FPR registers. Don't allow overlapped
8463 register support for packing. Allow pack inputs to be memory
8464 locations. Don't build generator functions for unpack<mode>_dm
8465 and unpack<mode>_nodm.
8466 (unpack<mode>_dm): Likewise.
8467 (unpack<mode>_nodm): Likewise.
8468 (pack<mode>): Likewise.
8470 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8471 built-in functions to pack/unpack explicit __ibm128 values.
8472 (__builtin_unpack_ibm128): Likewise.
8474 * doc/extend.texi (PowerPC Built-in Functions): Document
8475 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8477 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8480 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8481 Add new arg loc and pass it down as context.
8482 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8483 to the location to use for the warning.
8484 (check_function_arguments): New arg loc. All callers changed. Pass
8485 it to check_function_nonnull.
8486 * c-common.h (check_function_arguments): Adjust declaration.
8488 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8490 PR tree-optimization/69156
8491 * gimple.c (validate_type): Removed.
8492 (gimple_builtin_call_types_compatible_p): Use
8493 useless_type_conversion_p instead of validate_type.
8494 * value-prof.c (gimple_stringop_fixed_value): Fold
8495 icall_size to correct type.
8497 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8499 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8502 2016-01-13 Richard Henderson <rth@redhat.com>
8505 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8506 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8507 (ix86_builtin_tm_store): Remove.
8508 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8509 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8510 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8511 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8512 * doc/tm.texi: Rebuild.
8514 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8515 (BUILT_IN_TM_MEMCPY_RTWN): New.
8516 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8517 fallback from vector to integer helpers.
8518 (build_tm_load): Handle vector types directly, instead of
8520 (build_tm_store): Likewise.
8521 (expand_assign_tm): Prepare for register types not handled by
8522 the above. Copy them to memory and use memcpy.
8523 * tree.c (tm_define_builtin): New.
8524 (find_tm_vector_type): New.
8525 (build_tm_vector_builtins): New.
8526 (build_common_builtin_nodes): Call it.
8528 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8531 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8533 2016-01-13 Tom de Vries <tom@codesourcery.com>
8535 PR tree-optimization/69169
8536 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8537 handled_struct_type param.
8538 (create_variable_info_for, intra_create_variable_infos): Call
8539 create_variable_info_for_1 with extra arg.
8541 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8543 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8544 and "armv8.1-a+crc" entries.
8546 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8549 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8550 Change first operand predicate from register_or_constm1_operand
8551 to register_operand.
8552 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8553 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8554 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8555 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8556 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8557 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8558 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8559 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8560 comparison with constm1_rtx from vec_prefetch_gen part.
8562 2016-01-13 Richard Biener <rguenther@suse.de>
8564 PR tree-optimization/69013
8565 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8566 Exchange assert for a test.
8568 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8571 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8573 2016-01-13 Richard Biener <rguenther@suse.de>
8575 PR tree-optimization/69242
8576 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8577 assert with a check.
8579 2016-01-13 Richard Biener <rguenther@suse.de>
8581 PR tree-optimization/69186
8582 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8583 Properly guard vect_update_misalignment_for_peel call.
8585 2016-01-12 Jeff Law <law@redhat.com>
8587 PR tree-optimization/pr67755
8588 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8589 "need_profile_correction".
8590 (thread_block_1): Initialize new field to false by default. If we
8591 have multiple thread paths through a common joiner to different
8592 final targets, then set new field to true.
8593 (compute_path_counts): Only do count adjustment when it's really
8596 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8598 * doc/invoke.texi (Spec Files): Move section down in file, past
8599 all command-line option descriptions.
8601 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8604 * doc/gty.texi: Remove documentation of mark_hook.
8605 * gengtype.c (struct write_types_data): Remove code to support
8606 mark_hook attribute.
8607 (walk_type): Likewise.
8608 (write_func_for_structure): Likewise.
8610 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8612 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8613 Directory Options, and -specs= to Overall Options.
8614 (Overall Options): Adjust similarly. Reorder to group related
8615 options together. Make -specs= cross-reference the spec file details.
8616 (Directory Options): Adjust similarly.
8618 2016-01-12 Jeff Law <law@redhat.com>
8620 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8622 2016-01-12 Olivier Hainque <hainque@adacore.com>
8624 * gcc.c (spec_undefvar_allowed): New global.
8625 (process_command): Set to true when running for --version or --help,
8627 (getenv_spec_function): When the variable is not defined, use the
8628 variable name as the variable value if we're allowed not to issue
8631 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8633 PR tree-optimization/68911
8634 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8635 information computed for expression "init + nit * step".
8637 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8639 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8640 about name of GCC executable. Remove deleted node from menu.
8641 (Directory Options) <-B>: Remove cross-reference to deleted node.
8642 (Target Options): Delete section.
8644 2016-01-12 Christian Bruel <christian.bruel@st.com>
8647 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8648 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8650 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8653 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8654 aligned_mem is properly set for AVX512-VL floating point masked
8658 * ifcvt.c (cond_exec_process_if_block): When removing the last
8659 insn from then_bb, remove also any possible barriers that follow it.
8661 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8665 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8666 (PTRDIFF_TYPE): Likewise.
8667 (WCHAR_TYPE): Likewise.
8668 (WCHAR_TYPE_SIZE): Likewise.
8669 (STDINT_LONG32): Likewise.
8671 2016-01-12 Richard Biener <rguenther@suse.de>
8673 PR tree-optimization/69053
8674 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8675 convert initial value for cond reductions.
8677 2016-01-12 Richard Biener <rguenther@suse.de>
8679 PR tree-optimization/69007
8680 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8681 widen_sum after dot_prod and sad.
8683 2016-01-12 Richard Biener <rguenther@suse.de>
8685 PR tree-optimization/69168
8686 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8687 pattern stmt SLP type.
8688 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8689 end up unused so cope with that case.
8691 2016-01-12 Richard Biener <rguenther@suse.de>
8693 PR tree-optimization/69157
8694 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8695 stmts def type only during analyze phase.
8696 (vectorizable_call): Likewise.
8697 (vectorizable_simd_clone_call): Likewise.
8698 (vectorizable_conversion): Likewise.
8699 (vectorizable_assignment): Likewise.
8700 (vectorizable_shift): Likewise.
8701 (vectorizable_operation): Likewise.
8702 (vectorizable_store): Likewise.
8703 (vectorizable_load): Likewise.
8705 2016-01-12 Richard Biener <rguenther@suse.de>
8707 PR tree-optimization/69174
8708 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8710 (vectorizable_load): Properly compute the number of loads needed
8711 for permuted strided SLP loads and do not spuriously assign
8712 to SLP_TREE_VEC_STMTS.
8714 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8716 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8717 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8718 (MD_EXEC_PREFIX): Remove.
8719 (MD_STARTFILE_PREFIX) Removee.
8720 (FILE_NAME_ABSOLUTE_P): Remove.
8721 (CPP_SPEC): Do not read macros from sys/version.h.
8722 (LINK_COMMAND_SPEC): Remove.
8723 (LOCAL_INCLUDE_DIR): Remove.
8724 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8725 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8726 (POST_LINK_SPEC): Define to invoke stubify after linker
8727 (LIBSTDCXX): Remove define
8728 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8729 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8730 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8731 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8732 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8733 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8734 (i386_djgpp_asm_named_section): Add propotype of new procedure
8736 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8737 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8738 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8739 in config/i386/djgpp.h).
8740 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8741 STANDARD_STARTFILE_PREFIX_1.
8742 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8743 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8744 installation errors.
8745 (MAX_OFILE_ALIGNMENT): Define to 128.
8746 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8748 * config/i386/djgpp.c: New file. Add implementation of
8749 i386_djgpp_asm_named_section.
8751 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8753 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8754 Add rule for building djgpp.o.
8756 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8758 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8759 (rtx_is_swappable_p): Reductions are swappable.
8760 (insn_is_swappable_p): V2DF reductions are swappable.
8762 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8764 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8765 reloads for other unsupported memory operands.
8767 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8768 Jim Wilson <jim.wilson@linaro.org>
8771 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8772 copy_to_mode_reg instead of force_reg.
8774 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8777 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8778 TARGET_80387 is true.
8780 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8783 * lra-eliminations.c (move_plus_up): Only move plus up
8784 if subreg of the constant can be simplified into constant
8785 and use the simplified subreg of the constant instead of
8786 the original constant.
8788 * fold-const.c (fold_convertible_p): Don't return true
8789 for conversion of VECTOR_TYPE to same sized integral type.
8790 (fold_convert_loc): Fix up formatting. Fold conversion of
8791 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8792 instead of NOP_EXPR.
8794 PR tree-optimization/69214
8795 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8796 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8799 PR tree-optimization/69207
8800 * tree-vect-slp.c (vect_get_constant_vectors): For
8801 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8802 fold_convertible_p to vector_type's element type, and always
8803 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8805 2016-01-11 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/69173
8808 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8809 fixup the cycle if all stmts are in a pattern.
8811 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8814 * alias.c (base_alias_check): Move check for addresses with
8815 alignment ANDs before the call for compare_base_decls.
8816 (memrefs_conflict_p): Return -1 for different decls
8817 that went through alignment adjustments.
8819 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8821 PR rtl-optimization/68796
8822 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8823 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8824 and QImode comparisons against zero with CC_NZmode.
8825 * config/aarch64/iterators.md (short_mask): New mode_attr.
8827 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8829 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8830 (<avx512>_store<mode>_mask): Likewise.
8832 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8833 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8835 PR rtl-optimization/68841
8836 * ifcvt.c (struct noce_if_info): Add orig_x field.
8837 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8838 Don't record conflicts on to_rename if it's present.
8839 Allow memory destinations in sets.
8840 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8841 blocks, passing orig_x to the checks.
8842 (noce_process_if_block): Set if_info->orig_x appropriately.
8844 2016-01-11 Tom de Vries <tom@codesourcery.com>
8846 PR tree-optimization/69069
8847 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8849 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8851 PR rtl-optimization/68920
8852 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8853 of conditional moves for RTL if-conversion to 1 for
8854 TARGET_ONE_IF_CONV_INSN.
8855 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8856 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8857 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8858 parameter to restirct number of conditional moves for
8860 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8861 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8864 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8867 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8868 onepart vars. Fix typo in comment. Fix reversed condition in
8870 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8873 * var-tracking.c (dump_onepart_variable_differences): New.
8874 (dataflow_set_different): If a detailed dump is requested,
8875 delay early returns and dump differences between onepart
8876 variables present before and after, and added variables.
8878 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8881 * expr.c (expand_expr_real_1): For boolean vector constants
8882 with a scalar mode use const_scalar_mask_from_tree.
8883 (const_scalar_mask_from_tree): New.
8884 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8885 assigned to a mask type to handle constants.
8887 2016-01-11 Martin Jambor <mjambor@suse.cz>
8890 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8891 useless parameters if we cannot change function signature.
8893 2016-01-11 Martin Jambor <mjambor@suse.cz>
8896 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8899 2016-01-11 Tom de Vries <tom@codesourcery.com>
8901 PR tree-optimization/69109
8902 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8905 2016-01-11 Tom de Vries <tom@codesourcery.com>
8907 PR tree-optimization/69108
8908 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8909 res is not used in a phi.
8911 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8914 * common.opt (frandom-seed): Fix parameter name.
8915 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8917 2016-01-11 Tom de Vries <tom@codesourcery.com>
8919 PR tree-optimization/69058
8920 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8923 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8925 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8926 (mcode-density): Likewise.
8928 2016-01-10 Tom de Vries <tom@codesourcery.com>
8930 PR tree-optimization/69062
8931 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8932 (parallelize_loops): Don't paralelize loop that has phi with address
8935 2016-01-10 Tom de Vries <tom@codesourcery.com>
8937 PR tree-optimization/69039
8938 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8941 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8944 * match.pd: Require target has function_c99_misc before doing
8945 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8947 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8949 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8951 * configure: Regenerate.
8953 2016-01-09 Jakub Jelinek <jakub@redhat.com>
8956 PR tree-optimization/69097
8957 * fold-const.h (expr_not_equal_to): New prototype.
8958 * fold-const.c: Include stringpool.h and tree-ssanames.h.
8959 (expr_not_equal_to): New function.
8960 * match.pd (X % -Y is the same as X % Y): Don't optimize
8961 unless X is known not to be equal to minimum or Y is known
8962 not to be equal to -1.
8963 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
8964 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
8965 (simplify_stmt_using_ranges): Adjust caller.
8966 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
8967 substitute_and_fold.
8969 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
8971 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
8974 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8976 PR tree-optimization/69167
8977 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
8978 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
8980 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
8982 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8983 Richard Biener <rguenther@suse.de>
8985 PR tree-optimization/68707
8986 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
8987 instances that can be handled via vect_load_lanes.
8989 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
8991 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
8992 if we can't determine address equivalence.
8993 * alias.c (compare_base_decl): Update for changed return value of
8994 symtab_node::equal_address_to.
8996 2016-01-08 Jason Merrill <jason@redhat.com>
9000 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9001 * expr.c (store_field): Not here.
9002 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9003 call with TREE_ADDRESSABLE type.
9004 * tree-cfg.c (verify_gimple_call): Adjust.
9006 2016-01-08 Olivier Hainque <hainque@adacore.com>
9008 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9011 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9013 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9014 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9015 (reduc_smin_v2sf): Rename to...
9016 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9017 (reduc_splus_v2sf): Rename to...
9018 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9020 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9022 PR tree-optimization/69162
9023 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9024 valist argument in another argument.
9025 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9026 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9027 to determine the va_list type, build a MEM_REF instead of
9028 build_fold_indirect_ref.
9030 PR tree-optimization/69172
9031 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9034 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9036 PR tree-optimization/67781
9037 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9038 and cmpnop in two steps: first the ones not accessed in original
9039 gimple expression in a endian independent way and then the ones not
9040 accessed in the final result in an endian-specific way.
9042 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9044 PR tree-optimization/69083
9045 * tree-vect-slp.c (vect_get_constant_vectors): For
9046 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9047 element type. If op is fold_convertible_p to vector_type's element
9048 type, use NOP_EXPR instead of VCE.
9050 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9052 PR rtl-optimization/67778
9053 PR rtl-optimization/68634
9054 PR rtl-optimization/68909
9055 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9056 block from the stack until done with it. Remove a superfluous
9057 bitmap set. Remove a superfluous bitmap test.
9059 2016-01-07 Martin Sebor <msebor@redhat.com>
9062 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9063 constraint on the type of arguments.
9065 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9067 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9068 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9069 unaligned_access on the gcc_options set.
9070 * config/arm/arm.c (arm_option_override_internal): Use
9071 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9073 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9076 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9077 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9079 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9082 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9085 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9086 depending on frame_pointer_needed before remaining integer and SSE
9087 registers are saved.
9089 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9092 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9094 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9098 Use the "xBm" constraint.
9099 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9101 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9102 (sse_cvtsi2ssq<round_name>): Likewise.
9103 (sse_cvtss2si<round_name>): Likewise.
9104 (sse_cvtss2siq<round_name>): Likewise.
9105 (sse2_cvtsi2sdq<round_name>): Likewise.
9106 (sse2_cvtsd2si<round_name>): Likewise.
9107 (sse2_cvtsd2siq<round_name>): Likewise.
9108 * config/i386/subst.md (round_nimm_scalar_predicate): New
9111 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9114 * varasm.c (make_decl_rtl): Mark invalid register vars as
9117 PR rtl-optimization/66206
9118 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9119 All callers changed.
9121 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9123 PR tree-optimization/69141
9124 * tree-ssa-pre.c: Include langhooks.h.
9125 (eliminate_dom_walker::before_dom_children): Use
9126 lang_hooks.decl_printable_name instead of
9127 cgraph_node::get ()->name ().
9130 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9131 it and DECL_ALIGN too.
9133 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9135 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9137 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9140 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9141 depending on frame_pointer_needed before remaining integer and SSE
9142 registers are saved.
9144 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9146 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9147 mode iterator with VSX_M2.
9148 (*p9_vecstore_<mode>): Likewise.
9149 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9150 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9151 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9152 (define_split for VSX_LE128 stores): Likewise.
9153 (define_peephole2 for TImode LE swaps): Likewise.
9154 (define_split for VSX_LE128 post-reload stores): Likewise.
9156 2016-01-06 Marek Polacek <polacek@redhat.com>
9159 * convert.c (convert_to_integer_1): Adjust call to
9160 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9161 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9162 EXPR instead of ARG.
9163 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9165 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9168 * doc/extend.texi (RL78 Variable Attributes): New section.
9170 2016-01-05 Marek Polacek <polacek@redhat.com>
9173 * builtins.c (get_memmodel): Use expansion point location rather than
9174 the input location. Call warning_at rather than warning.
9175 (expand_builtin_atomic_compare_exchange): Likewise.
9176 (expand_builtin_atomic_load): Likewise.
9177 (expand_builtin_atomic_store): Likewise.
9178 (expand_builtin_atomic_clear): Likewise.
9180 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9184 Replace nonimmediate_operand with vector_operand.
9185 * config/i386/predicates.md (vector_operand): New predicate.
9186 (general_vector_operand): Replace nonimmediate_operand with
9188 * config/i386/sse.md: Replace nonimmediate_operand with
9189 vector_operand and m constraint with Bm constraint on SSE
9190 patterns with 16-byte memory operand.
9191 * config/i386/subst.md (round_nimm_predicate): Replace
9192 nonimmediate_operand with vector_operand.
9193 (round_saeonly_nimm_predicate): Likewise.
9194 (round_saeonly_nimm_scalar_predicate): New.
9196 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/constraints.md (Bm): New constraint.
9200 * config/i386/predicates.md (vector_memory_operand): New
9202 * config/i386/sse.md: Replace xm with xBm in plusminus and
9205 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9208 * doc/extend.texi (V850 Function Attributes): New section.
9209 (V850 Variable Attributes): New section.
9211 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9214 * doc/extend.texi (MicroBlaze Function Attributes): Document
9215 interrupt_handler and fast_interrupt attributes.
9217 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9220 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9221 for local symbolic operands.
9222 * config/ia64/predicates.md (local_symbolic_operand64): New
9225 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9227 PR rtl-optimization/68651
9228 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9231 2016-01-05 Nathan Sidwell <nathan@acm.org>
9233 * alias.c (compare_base_decls): Use symtab_node::get.
9235 2016-01-05 Nick Clifton <nickc@redhat.com>
9238 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9239 secondary_reload_info structure.
9242 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9243 decls if weak support is available.
9245 2016-01-04 Martin Sebor <msebor@redhat.com>
9247 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9249 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9251 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9252 OPTION_MASK_P9_DFORM.
9254 * config/rs6000/constraints.md (wo constraint): New constraint for
9257 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9259 (rs6000_init_hard_regno_mode_ok): Likewise.
9261 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9264 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9265 expanders not to have constraints. Add support for ISA 3.0 xxperm
9266 instruction. Add support for fusing xxlor with xxperm.
9267 (altivec_vperm_<mode>_internal): Likewise.
9268 (altivec_vperm_v8hiv16qi): Likewise.
9269 (altivec_vperm_<mode>v16q): Likewise.
9270 (altivec_vperm_<mode>_uns): Likewise.
9271 (vperm_v8hiv4si): Likewise.
9272 (vperm_v16qiv8hi): Likewise.
9274 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9276 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9278 Update copyright years.
9280 * gcc.c (process_command): Update copyright notice dates.
9281 * gcov-dump.c (print_version): Ditto.
9282 * gcov.c (print_version): Ditto.
9283 * gcov-tool.c (print_version): Ditto.
9284 * gengtype.c (create_file): Ditto.
9285 * doc/cpp.texi: Bump @copying's copyright year.
9286 * doc/cppinternals.texi: Ditto.
9287 * doc/gcc.texi: Ditto.
9288 * doc/gccint.texi: Ditto.
9289 * doc/gcov.texi: Ditto.
9290 * doc/install.texi: Ditto.
9291 * doc/invoke.texi: Ditto.
9293 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9295 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9296 modes larger than TImode as TImode if NEON is not enabled.
9298 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9301 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9302 mode for %f0-%f31 only if TARGET_FPU.
9304 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9307 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9308 to compute the PACKED_P predicate.
9309 (function_arg_record_value): Minor tweaks.
9311 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9313 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9314 option for arm*-*-* targets.
9316 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9318 * doc/extend.texi (Common Function Attributes): Move docs for
9319 MSP430-specific attributes to....
9320 (MSP430 Function Attributes): ...here. Delete the redundant
9321 entries and copy-edit the remaining text.
9322 (MSP430 Variable Attributes): Use uniform format for index
9323 entries and add a cross-reference to the corresponding function
9326 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9328 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9330 (x86 Options): Likewise.
9332 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9336 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9337 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9338 to corresponding attribute.
9340 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9342 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9343 to correct alphabetization of table. Copy-edit and correct
9345 <stack_protect>: Likewise.
9346 <target_clones>: Likewise.
9348 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9349 Correct punctuation.
9350 (Code Gen Options) <-fno-plt>: Copy-edit.
9352 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9355 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9356 SI values. Explicitly convert SI to DI and vice-versa.
9358 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9360 PR tree-optimization/69070
9361 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9362 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9365 * ubsan.c (ubsan_instrument_float_cast): Call
9366 initialize_sanitizer_builtins.
9369 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9371 Copyright (C) 2016 Free Software Foundation, Inc.
9373 Copying and distribution of this file, with or without modification,
9374 are permitted in any medium without royalty provided the copyright
9375 notice and this notice are preserved.