1 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6 define_insn_and_split to define_insn.
7 (zero_extendqi<mode>2_dot2): Same.
8 (extendqi<mode>2_dot): Same.
9 (extendqi<mode>2_dot2): Same.
11 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
14 (probe_stack): New expander.
15 (probe_stack_<mode>): New insn pattern.
17 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20 (operations with memory inputs setting flags peephole2):
21 Remove uneeded REG_P checks. Cleanup pattern generation.
23 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25 * tree-vect-loop.c (vect_transform_loop): Fix
26 nb_iterations_upper_bound computation for vectorized loop.
28 2016-04-29 Marek Polacek <polacek@redhat.com>
29 Jakub Jelinek <jakub@redhat.com>
32 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
33 TARGET_EXPR_SLOT as a base.
35 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
37 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
38 with 'rCm2' constraints to limit possible immediate size.
39 (*load_zeroextendqisi_update): Likewise.
40 (*load_signextendqisi_update): Likewise.
41 (*loadhi_update): Likewise.
42 (*load_zeroextendhisi_update): Likewise.
43 (*load_signextendhisi_update): Likewise.
44 (*loadsi_update): Likewise.
45 (*loadsf_update): Likewise.
47 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/predicates.md (constm1_operand): Fix comparison.
51 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
53 * testsuite/gcc.target/arc/ieee_eq.c: New test.
55 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
57 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
58 remaining SH5 related settings.
59 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
60 shmedia_prepare_call_address): Delete.
61 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
62 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
63 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
64 UNSUPPORTED_SH2A): Remove m5 checks.
65 (sh_divide_strategy_e): Remove SH5 division strategies.
66 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
67 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
69 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
71 * config/s390/s390.c (s390_rtx_costs): Update documentation.
73 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
75 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
76 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
78 * config/s390/vector.md ("mov<mode>"): Likewise.
80 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
82 * config/s390/constraints.md ("U", "W"): Invoke
83 s390_mem_constraint with "ZR" and "ZT".
84 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
85 addresses when using LRA. Accept also short displacements for S
86 and T constraints. Do not check for long displacement target for
88 (s390_mem_constraint): Remove handling of U and W constraints.
89 * config/s390/s390.md (various patterns): Remove the short
90 displacement constraints (Q and R) if a long displacement
91 constraint is present. Add longdisp as required CPU capability.
92 * config/s390/vector.md: Likewise.
93 * config/s390/vx-builtins.md: Likewise.
95 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
98 * reload1.c (reload): Call finish_spills before
99 restarting reload loop. Skip select_reload_regs
100 if update_eliminables_and_spill returns true.
102 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
104 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
105 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
106 (umulhisi3_imm): Update predicates and constraint letters.
107 (umulhisi3_reg): Declare instruction as commutative.
108 * config/arc/constraints.md (J12, J16): New constraints.
109 * config/arc/predicates.md (short_unsigned_const_operand): New
111 (arc_short_operand): Likewise.
112 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
114 2016-04-29 Richard Biener <rguenther@suse.de>
116 PR tree-optimization/13962
117 PR tree-optimization/65686
118 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
119 * tree-ssa-alias.c (ptrs_compare_unequal): New function
120 using PTA to compare pointers.
121 * match.pd: Add pattern for pointer equality compare simplification
122 using ptrs_compare_unequal.
124 2016-04-29 Richard Biener <rguenther@suse.de>
126 * stor-layout.c (layout_type): Do not build a pointer-to-element
129 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
132 Use SWI mode iterator. Use general_reg_operand predicate.
133 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
134 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
137 2016-04-29 Jakub Jelinek <jakub@redhat.com>
140 * fold-const.c (operand_equal_p): Don't verify hash value equality
142 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
145 2016-04-28 Jakub Jelinek <jakub@redhat.com>
148 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
149 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
150 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
151 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
152 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
154 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
156 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
157 to info. Don't initialize separate fields to 0. Clean up
160 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
162 * config/i386/i386.md (peephole2s for operations with memory inputs):
163 Use SWI mode iterator.
164 (peephole2s for operations with memory outputs): Ditto.
165 Do not check for stack checking probe.
167 (probe_stack): Remove expander.
169 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
170 Andrew Burgess <andrew.burgess@embecosm.com>
172 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
175 2016-04-28 Jason Merrill <jason@redhat.com>
177 * gdbinit.in: Skip line-map.h.
179 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
180 Andrew Burgess <andrew.burgess@embecosm.com>
182 * config/arc/arc.c (arc_conditional_register_usage): Take
183 TARGET_RRQ_CLASS into account.
184 (arc_print_operand): Support printing 'p' and 's' operands.
185 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
187 (TARGET_RRQ_CLASS): Define.
188 (IS_POWEROF2_OR_0_P): Define.
189 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
191 (*tst_movb): New define_insn.
192 (*tst): Avoid recognition if it could prevent '*tst_movb'
193 combination; replace c/CnL with c/Chs alternative.
194 (*tst_bitfield_tst): New define_insn.
195 (*tst_bitfield_asr): New define_insn.
196 (*tst_bitfield): New define_insn.
197 (andsi3_i): Add Rrq variant.
198 (extzv): New define_expand.
199 (insv): New define_expand.
200 (*insv_i): New define_insn.
201 (*movb): New define_insn.
202 (*movb_signed): New define_insn.
203 (*movb_high): New define_insn.
204 (*movb_high_signed): New define_insn.
205 (*movb_high_signed + 1): New define_split pattern.
206 (*mrgb): New define_insn.
207 (*mrgb + 1): New define_peephole2 pattern.
208 (*mrgb + 2): New define_peephole2 pattern.
209 * config/arc/arc.opt (mbitops): New option for nps400, uses
210 TARGET_NPS_BITOPS_DEFAULT.
211 * config/arc/constraints.md (q): Make register class conditional.
212 (Rrq): New register constraint.
213 (Chs): New constraint.
214 (Clo): New constraint.
215 (Chi): New constraint.
216 (Cbf): New constraint.
217 (Cbn): New constraint.
218 (C18): New constraint.
219 (Cbi): New constraint.
221 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
223 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
225 (bitmap_intersection_of_preds): Ditto.
226 (bitmap_union_of_succs): Ditto.
227 (bitmap_union_of_preds): Ditto.
228 * sbitmap.c (do_popcount): Delete.
229 (BITMAP_DEBUGGING): Delete.
230 (sbitmap_verify_popcount): Delete.
231 (sbitmap_alloc): Don't initialize the popcount field.
232 (sbitmap_alloc_with_popcount): Delete.
233 (sbitmap_resize): Don't resize the popcount array.
234 (sbitmap_vector_alloc): Don't initialize the popcount field.
235 (bitmap_copy): Don't copy the popcount array.
236 (bitmap_clear): Don't clear the popcount array.
237 (bitmap_clear): Delete the popcount array handling.
238 (bitmap_ior_and_compl): Delete the popcount assert.
240 (bitmap_and_compl): Ditto.
241 (bitmap_and): Delete the popcount array handling.
244 (bitmap_or_and): Delete the popcount assert.
245 (bitmap_and_or): Ditto.
246 (popcount_table): Delete.
247 (sbitmap_elt_popcount): Delete.
248 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
249 (bitmap_set_bit): Delete the popcount assert.
250 (bitmap_clear_bit): Ditto.
251 (sbitmap_free): Don't free the popcount array.
252 (sbitmap_alloc_with_popcount): Delete declaration.
253 (sbitmap_popcount): Ditto.
255 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
256 Andrew Burgess <andrew.burgess@embecosm.com>
258 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
259 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
260 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
261 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
262 * config/arc/arc.opt (mcmem): New option.
263 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
264 supply length for r/m alternative.
265 (*extendqisi2_ac): Likewise.
266 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
268 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
269 (movhi_insn): Likewise.
270 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
271 (*zero_extendqihi2_i): Add r/Ucm alternative.
272 (*zero_extendqisi2_ac): Likewise.
273 (*zero_extendhisi2_i): Likewise.
274 * config/arc/constraints.md (Uex): New memory constraint.
275 (Ucm): New define_constraint.
276 * config/arc/predicates.md (long_immediate_loadstore_operand):
277 Return 0 for MEM with cmem_address address.
278 (cmem_address_0): New predicates.
279 (cmem_address_1): Likewise.
280 (cmem_address_2): Likewise.
281 (cmem_address): Likewise.
283 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
285 * config/rs6000/rs6000.c (machine_function): Rename
286 insn_chain_scanned_p to spe_insn_chain_scanned_p.
287 (rs6000_stack_info): Adjust.
289 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
290 Andrew Burgess <andrew.burgess@embecosm.com>
292 * config/arc/constraints.md (Usd): Convert to define_constraint.
296 2016-04-28 Jakub Jelinek <jakub@redhat.com>
299 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
300 Add new peephole2 where the first insn is *mov<mode>_or instead of
303 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
305 * tracer.c (bb_seen): Make static.
307 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
309 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
310 support, setup defaults.
311 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
312 * config/arc/arc.c (arc_init): Add NPS400 support.
313 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
314 (TARGET_ARC700): NPS400 is also an ARC700.
315 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
317 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
320 * config/nds32/nds32.md (casesi): Don't access the operands array
323 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
326 (or $-1,reg peephole2): Ditto.
327 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
329 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
331 * doc/extend.texi (Common Function Attributes) [optimize]:
332 Discourage use of the optimize attribute.
334 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
336 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
337 special case builtin.
338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
339 ALTIVEC_BUILTIN_VEC_ADDE.
340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
341 support for ALTIVEC_BUILTIN_VEC_ADDE.
342 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
343 for __builtin_vec_adde.
345 2016-04-28 Jakub Jelinek <jakub@redhat.com>
347 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
348 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
350 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
353 * doc/sourcebuild.texi (Effective-Target Keywords, Other
354 attributes): Document cilkplus_runtime.
356 2016-04-28 Martin Jambor <mjambor@suse.cz>
358 * tree-cfg.c (verify_expr): Verify that local declarations belong to
359 this function. Call verify_expr on MEM_REFs and bases of other
362 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
364 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
365 for WORD_REGISTER_OPERATIONS to runtime check.
367 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
369 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
371 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
373 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
374 big-endian compilation.
375 * config/arc/arc.md (addf3): Likewise.
379 2016-04-28 Richard Biener <rguenther@suse.de>
381 PR tree-optimization/70840
382 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
383 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
384 Mark x * pow(x,c) -> pow(x,c+1) commutative.
385 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
387 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
389 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
390 and explain why in a comment.
392 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
394 * config/arc/arc.md (cpu_facility): Add fpx variant.
395 (subdf3): Prohibit use reverse sub when assist operations option
397 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
398 instructions only when FPX is enabled.
399 * testsuite/gcc.target/arc/trsub.c: New test.
401 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
404 mult_operator when calculating "type" attribute.
405 (*fop_<mode>_1_i387): Ditto.
406 (*fop_xf_1_i387): Ditto.
407 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
408 Use std::swap to swap operands. Use RTL expressions to generate
411 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
412 Joern Rennecke <joern.rennecke@embecosm.com>
414 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
416 (emit_pic_move): Remove.
417 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
418 * config/arc/arc.c (emit_pic_move): Removed.
419 (TARGET_HAVE_TLS): Define.
420 (arc_conditional_register_usage): Test for arc_tp_regno.
421 (arc_print_operand, arc_print_operand_address): Handle TLS
423 (arc_needs_pcl_p): New function.
424 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
425 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
426 (arc_raw_symbolic_reference_mentioned_p): Likewise.
427 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
428 (arc_legitimize_tls_address): Likewise.
429 (DTPOFF_ZERO_SYM): Define.
430 (arc_legitimize_pic_address): Make it static, handle TLS cases.
431 (arc_output_pic_addr_const): Print TLS unspecs.
432 (prepare_pic_move): New function, replaces emit_pic_move.
433 (arc_legitimate_constant_p): Handle TLS unspecs.
434 (arc_legitimate_address_p): Likewise.
435 (arc_rewrite_small_data_p): Use assert for TLS constants.
436 (prepare_move_operands): Use prepare_pic_move.
437 (arc_legitimize_address): Legitimize tls addresses.
438 (arc_epilogue_uses): Check for arc_tp_regno.
439 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
440 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
442 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
444 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
445 %(arc_tls_extra_start_spec).
446 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
447 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
449 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
450 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
451 (UNSPEC_TLS_OFF): Add.
453 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
454 (get_thread_pointersi): New patterns.
455 * config/arc/arc.opt (mtp-regno): New option.
456 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
457 (move_dest_operand): Likewise.
458 * configure: Regenerate.
459 * configure.ac: Add arc*-*-* case to test for tls.
460 * doc/invoke.texi (ARC options): Document mtp-regno.
462 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
464 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
465 the new ARC HS SIMD instructions.
466 (arc_preferred_simd_mode): New function.
467 (arc_autovectorize_vector_sizes): Likewise.
468 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
469 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
470 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
471 (arc_init_builtins): Add new SIMD builtin types.
472 (arc_split_move): Handle 64 bit vector moves.
473 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
474 (TARGET_PLUS_QMACW): Define.
475 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
476 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
477 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
478 (VSUBADD4H): New builtins.
479 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
480 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
482 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
483 Matthias Klose <doko@debian.org>
485 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
487 2016-04-28 Richard Biener <rguenther@suse.de>
490 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
493 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
495 * common/config/sh/sh-common.c: Remove SH5 support.
496 * config/sh/constraints.md: Likewise.
497 * config/sh/config/sh/elf.h: Likewise.
498 * config/sh/linux.h: Likewise.
499 * config/sh/netbsd-elf.h: Likewise.
500 * config/sh/predicates.md: Likewise.
501 * config/sh/sh-c.c: Likewise.
502 * config/sh/sh-protos.h: Likewise.
503 * config/sh/sh.c: Likewise.
504 * config/sh/sh.h: Likewise.
505 * config/sh/sh.md: Likewise.
506 * config/sh/sh.opt: Likewise.
507 * config/sh/sync.md: Likewise.
508 * config/sh/sh64.h: Delete.
509 * config/sh/shmedia.h: Likewise.
510 * config/sh/shmedia.md: Likewise.
511 * config/sh/sshmedia.h: Likewise.
512 * config/sh/t-netbsd-sh5-64: Likewise.
513 * config/sh/t-sh64: Likewise.
514 * config/sh/ushmedia.h: Likewise.
516 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.md (sign_extend to memory peephole2s): Use
519 general_reg_operand instead of register_operand predicate.
521 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
523 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
525 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
527 * match.pd (A - B > A, A + B < A): New transformations.
529 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
531 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
532 which defaults to true. Emit an outer pair of parentheses only if
533 EMIT_PARENS. When continuing a chain of && or || (or & or |),
534 don't emit parentheses for the right-hand operand.
536 2016-04-27 Jeff Law <law@redhat.com>
538 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
540 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
542 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
543 (altivec_lvx_<mode>_internal): Document.
544 (altivec_lvx_<mode>_2op): New define_insn.
545 (altivec_lvx_<mode>_1op): Likewise.
546 (altivec_lvx_<mode>_2op_si): Likewise.
547 (altivec_lvx_<mode>_1op_si): Likewise.
548 (altivec_stvx_<mode>): Remove.
549 (altivec_stvx_<mode>_internal): Document.
550 (altivec_stvx_<mode>_2op): New define_insn.
551 (altivec_stvx_<mode>_1op): Likewise.
552 (altivec_stvx_<mode>_2op_si): Likewise.
553 (altivec_stvx_<mode>_1op_si): Likewise.
554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
555 Expand vec_ld and vec_st during parsing.
556 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
558 (altivec_expand_stvx_be): Likewise.
559 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
560 address-masking behavior in RTL.
561 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
562 address-masking behavior in RTL.
563 (altivec_expand_builtin): Change builtin code arguments for calls
564 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
565 (insn_is_swappable_p): Avoid incorrect swap optimization in the
566 presence of lvx/stvx patterns.
567 (alignment_with_canonical_addr): New function.
568 (alignment_mask): Likewise.
569 (find_alignment_op): Likewise.
570 (recombine_lvx_pattern): Likewise.
571 (recombine_stvx_pattern): Likewise.
572 (recombine_lvx_stvx_patterns): Likewise.
573 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
574 stvx patterns from expand.
575 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
577 (vector_altivec_store_<mode>): Likewise.
579 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
581 * config/aarch64/aarch64.md
582 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
583 remove the "fp" attributes.
584 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
585 add the "simd" attributes.
586 (*movdf_aarch64): Likewise.
587 (*movtf_aarch64): Remove the "fp" attributes.
588 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
589 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
591 2016-04-27 David Malcolm <dmalcolm@redhat.com>
593 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
594 rtx to rtx_code_label *.
595 * rtl.h (maybe_set_first_label_num): Likewise.
597 2016-04-27 David Malcolm <dmalcolm@redhat.com>
599 * df-core.c (df_add_problem): Make the problem param be const.
600 (df_remove_problem): Make local "problem" be const.
601 * df-problems.c (problem_RD): Make const.
602 (problem_LR): Likewise.
603 (problem_LIVE): Likewise.
604 (problem_MIR): Likewise.
605 (problem_CHAIN): Likewise.
606 (problem_WORD_LR): Likewise.
607 (problem_NOTE): Likewise.
608 (problem_MD): Likewise.
609 * df-scan.c (problem_SCAN): Likewise.
610 * df.h (struct df_problem): Make field "dependent_problem" be
612 (struct dataflow): Likewise for field "problem".
613 (df_add_problem): Make param const.
615 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
617 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
618 inter-unit moves to/from vector registers are enabled. Do not disable
621 2016-04-27 David Malcolm <dmalcolm@redhat.com>
623 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
624 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
626 (enum df_problem_id): ...this new enum.
627 (struct df_problem): Convert field "id" from "int" to
630 2016-04-27 David Malcolm <dmalcolm@redhat.com>
632 * rtl.def: Update comment for "things in the instruction chain" to
633 reflect the removal of the leading "i" field for INSN_UID in
634 r210360. Fix bogus apostrophe.
636 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.md
639 (lea arith with mem operand + setcc peephole2): Set operator mode.
641 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
644 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
645 (dimode_scalar_to_vector_candidate_p): This.
646 (timode_scalar_to_vector_candidate_p): New function.
647 (scalar_to_vector_candidate_p): Likewise.
648 (timode_check_non_convertible_regs): Likewise.
649 (timode_remove_non_convertible_regs): Likewise.
650 (remove_non_convertible_regs): Likewise.
651 (remove_non_convertible_regs): Renamed to ...
652 (dimode_remove_non_convertible_regs): This.
653 (scalar_chain::~scalar_chain): Make it virtual.
654 (scalar_chain::compute_convert_gain): Make it pure virtual.
655 (scalar_chain::mark_dual_mode_def): Likewise.
656 (scalar_chain::convert_insn): Likewise.
657 (scalar_chain::convert_registers): Likewise.
658 (scalar_chain::add_to_queue): Make it protected.
659 (scalar_chain::emit_conversion_insns): Likewise.
660 (scalar_chain::replace_with_subreg): Likewise.
661 (scalar_chain::replace_with_subreg_in_insn): Likewise.
662 (scalar_chain::convert_op): Likewise.
663 (scalar_chain::convert_reg): Likewise.
664 (scalar_chain::make_vector_copies): Likewise.
665 (scalar_chain::convert_registers): New pure virtual function.
666 (class dimode_scalar_chain): New class.
667 (class timode_scalar_chain): Likewise.
668 (scalar_chain::mark_dual_mode_def): Renamed to ...
669 (dimode_scalar_chain::mark_dual_mode_def): This.
670 (timode_scalar_chain::mark_dual_mode_def): New function.
671 (timode_scalar_chain::convert_insn): Likewise.
672 (dimode_scalar_chain::convert_registers): Likewise.
673 (scalar_chain::compute_convert_gain): Renamed to ...
674 (dimode_scalar_chain::compute_convert_gain): This.
675 (scalar_chain::replace_with_subreg): Renamed to ...
676 (dimode_scalar_chain::replace_with_subreg): This.
677 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
678 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
679 (scalar_chain::make_vector_copies): Renamed to ...
680 (dimode_scalar_chain::make_vector_copies): This.
681 (scalar_chain::convert_reg): Renamed to ...
682 (dimode_scalar_chain::convert_reg ): This.
683 (scalar_chain::convert_op): Renamed to ...
684 (dimode_scalar_chain::convert_op): This.
685 (scalar_chain::convert_insn): Renamed to ...
686 (dimode_scalar_chain::convert_insn): This.
687 (scalar_chain::convert): Call convert_registers.
688 (convert_scalars_to_vector): Change to scalar_chain pointer to
689 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
690 in 32-bit mode. Delete scalar_chain pointer. Call
691 free_dominance_info in 64-bit mode.
692 (pass_stv::gate): Remove TARGET_64BIT check.
693 (ix86_option_override): Put the 64-bit STV pass before the CSE
696 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
698 * dwarf2out.h (struct dw_loc_descr_node): Remove the
699 dw_loc_frame_offset field.
700 * dwarf2out.c (new_loc_descr): Likewise.
701 (resolve_args_picking_1): Turn the VISITED hash set into a
702 FRAME_OFFSET hash map. Use it to associate a frame offset to
703 visited nodes. Remove uses of the CHECKING_P macro.
704 (resolve_args_picking): Update call to resolve_args_picking_1.
706 2016-04-27 Martin Liska <mliska@suse.cz>
708 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
709 (free_loop_data): Release vuses of groups.
711 2016-04-27 Bin Cheng <bin.cheng@arm.com>
713 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
714 instead of redundant use_id and boolean have_use_for.
715 (struct iv_use): Change sub_id into group_id. Remove field next.
716 Move fields: related_cands, n_map_members, cost_map and selected
718 (struct iv_group): ... here. New structure.
719 (struct iv_common_cand): Use structure declaration directly.
720 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
721 (MAX_CONSIDERED_USES): Rename macro to ...
722 (MAX_CONSIDERED_GROUPS): ... here.
723 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
724 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
725 (dump_uses): Rename to ...
726 (dump_groups): ... here. Update all uses.
727 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
728 (find_induction_variables): Refactor format of dump information.
729 (record_sub_use): Delete.
730 (record_use): Update all uses.
731 (record_group): New function.
732 (record_group_use, find_interesting_uses_op): Call above functions.
734 (find_interesting_uses_cond): Ditto.
735 (group_compare_offset): New function.
736 (split_all_small_groups): Rename to ...
737 (split_small_address_groups_p): ... here. Update all uses.
738 (split_address_groups): Update all uses.
739 (find_interesting_uses): Refactor format of dump information.
740 (add_candidate_1): Update all uses. Remove redundant check on iv,
742 (add_candidate, record_common_cand): Remove redundant assert.
743 (add_iv_candidate_for_biv): Update use.
744 (add_iv_candidate_derived_from_uses): Update all uses.
745 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
746 (alloc_use_cost_map): Ditto.
747 (set_use_iv_cost, get_use_iv_cost): Rename to ...
748 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
749 (determine_use_iv_cost_generic): Ditto.
750 (determine_group_iv_cost_generic): Ditto.
751 (determine_use_iv_cost_address): Ditto.
752 (determine_group_iv_cost_address): Ditto.
753 (determine_use_iv_cost_condition): Ditto.
754 (determine_group_iv_cost_cond): Ditto.
755 (determine_use_iv_cost): Ditto.
756 (determine_group_iv_cost): Ditto.
757 (set_autoinc_for_original_candidates): Update all uses.
758 (find_iv_candidates): Update all uses. Refactor dump information.
759 (determine_use_iv_costs): Ditto.
760 (determine_iv_costs): Ditto.
761 (iv_ca_cand_for_use): Rename to ...
762 (iv_ca_cand_for_group): ... here. Update all uses.
763 (iv_ca_add_use, iv_ca_add_group): Ditto.
764 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
765 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
766 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
767 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
768 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
769 (create_new_iv, adjust_iv_update_pos): Ditto.
770 (rewrite_use_address): Delete.
771 (rewrite_use_address_1): Rename to ...
772 (rewrite_use_address): ... here.
773 (rewrite_use_compare): Update all uses.
774 (rewrite_use): Delete.
775 (rewrite_uses): Rename to ...
776 (rewrite_groups): ... here. Update all uses.
777 (remove_unused_ivs, free_loop_data): Update all uses.
778 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
780 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
782 * rtlanal.c (nonzero_bits1): Convert preprocessor check
783 for WORD_REGISTER_OPERATIONS to runtime check.
785 2016-04-27 Richard Biener <rguenther@suse.de>
788 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
789 aggregate_value_p to determine if a function result is
790 returned by reference.
791 (ipa_pta_execute): Functions having their address taken are
792 not automatically nonlocal.
794 2016-04-27 Jakub Jelinek <jakub@redhat.com>
797 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
798 * fold-const.c (operand_equal_p): If flag_checking and
799 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
800 and if it returns non-zero, assert iterative_hash_expr on both
803 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
805 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
807 2016-04-27 Nick Clifton <nickc@redhat.com>
810 * varasm.c (merge_weak): Generate an error if an attempt is made
811 to convert a non-weak static function into a weak, public function.
813 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
815 * params.def (MAX_PARTITION_SIZE): New param.
816 * doc/invoke.texi: Document lto-max-partition.
818 2016-04-27 Richard Biener <rguenther@suse.de>
821 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
822 function cummulating used_from_other_partition, externally_visible
823 and force_output from aliases.
824 (refered_from_nonlocal_var): Likewise.
825 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
828 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
830 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
831 (-Wmemset-elt-size): New item.
833 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
836 * stor-layout.h (internal_reference_types): Delete.
837 * stor-layout.c (reference_types_internal): Likewise.
838 (internal_reference_types): Likewise.
839 (layout_type) <REFERENCE_TYPE>: Adjust.
841 2016-04-27 Jakub Jelinek <jakub@redhat.com>
844 * tree.h (inchash::add_expr): Add FLAGS argument.
845 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
846 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
847 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
848 Formatting fix. Adjust recursive calls. For tcc_comparison,
849 if swap_tree_comparison (code) is smaller than code, hash that
850 and arguments in the other order. Hash CONVERT_EXPR the same
851 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
852 of ADDR_EXPR of decl as the decl itself. Add or remove
853 OEP_ADDRESS_OF from recursive flags as needed. For
854 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
855 operands commutatively and only the third one normally.
856 For internal CALL_EXPR hash in CALL_EXPR_IFN.
858 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
860 * config/rtems.h (LIB_SPEC): Add -latomic.
862 2016-04-27 Joel Sherrill <joel@rtems.org>
864 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
865 xilink.ld and flags not relevant to RTEMS.
867 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
869 * toplev.c (backend_init_target): Avoid calling init_reload when using
872 2016-04-26 Jakub Jelinek <jakub@redhat.com>
874 * reorg.c (try_merge_delay_insns): Declare i and j inside the
875 for loops rather than one for the whole function.
877 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
879 * match.pd (X + CST CMP X): New transformation.
881 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
883 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
884 * fold-const.c (fold_binary_loc): Remove 2 transformations
885 superseded by match.pd.
886 * match.pd (x+x -> x*2): Generalize to integers.
888 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
890 * config/i386/i386.md (operation on memory peephole): Duplicate an
891 existing peephole and adapt it to match lea rather than an operation
894 PR rtl-optimization/57193
895 * opts.c (default_options_table): Add OPT_frename_registers at -O2
897 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
899 2016-04-26 Bin Cheng <bin.cheng@arm.com>
901 * tree-if-conv.c (any_pred_load_store): New static variable.
902 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
903 any_pred_load_store instead of and_mask_load_store.
904 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
905 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
906 (combine_blocks, tree_if_conversion): Ditto.
908 2016-04-26 Bin Cheng <bin.cheng@arm.com>
910 PR tree-optimization/70771
911 PR tree-optimization/70775
912 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
913 virtual PHI nodes. Delete parameter.
914 (if_convertible_loop_p_1): Delete argument to above function.
915 (predicate_all_scalar_phis): Delete code handling single-argument
917 (tree_if_conversion): Mark and update virtual SSA.
919 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
922 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
923 (x86_elf_aligned_common): Rename to ...
924 (x86_elf_aligned_decl_common): ... this.
925 Add decl arg. Switch to .lbss for largecomm object. Use
926 LARGECOMM_SECTION_ASM_OP.
927 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
929 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
930 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
932 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
933 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
935 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
938 * config/i386/i386.c (SECTION_LARGE): Define.
939 (x86_64_elf_select_section): Set it for large data/bss sections.
940 Only clear SECTION_WRITE for .lrodata.
941 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
943 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
944 * varasm.c (default_elf_asm_named_section): Grow flagchars.
945 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
947 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
948 * doc/tm.texi: Regenerate.
950 2016-04-26 Jakub Jelinek <jakub@redhat.com>
953 * configure.ac (--enable-checking): Document extra flag, for
954 non-release builds default to --enable-checking=yes,extra.
955 If misc checking and extra checking, define CHECKING_P to 2 instead
957 * common.opt (fchecking=): Add.
958 * doc/invoke.texi (-fchecking=): Document.
959 * doc/install.texi: Document --enable-checking changes.
960 * configure: Regenerated.
961 * config.in: Regenerated.
963 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
966 attribute instead of which_alternative.
967 * config/i386/sse.md (*mov<mode>_internal): Ditto.
968 Use EXT_REX_SSE_REG_P where appropriate.
970 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/predicates.md (const0_operand): Do not match
974 (const1_operand): Ditto.
976 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
979 for SSE constm1 operands and TARGET_AVX512VL.
980 (*movti_internal): Ditto.
981 (*mov<mode>_or): Use constm1_operand predicate.
982 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
983 for SSE vector_all_ones operands and TARGET_AVX512VL.
984 * config/i386/predicates.md (constm1_operand): New predicate.
985 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
986 emission of constant -1 load.
988 2016-04-25 Jason Merrill <jason@redhat.com>
990 * gdbinit.in: Skip is-a.h.
992 * attribs.c (register_scoped_attributes): Fix logic.
993 * attribs.h: Declare register_scoped_attributes.
995 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
997 * config/rs6000/rs6000-builtin.def: Correct pasto error for
998 stxvd2x and stxvw4x built-in functions.
1000 2016-04-25 DJ Delorie <dj@redhat.com>
1002 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1003 (ashrhi3): Likewise.
1004 (lshrhi3): Likewise.
1006 2016-04-25 Richard Biener <rguenther@suse.de>
1008 PR tree-optimization/70780
1009 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1011 (compute_antic): Mark blocks with abnormal preds as visited as
1012 they have a final empty antic-in solution already.
1014 2016-04-25 Michael Collison <michael.collison@linaro.org>
1016 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1018 2016-04-25 Michael Collison <michael.collison@linaro.org>
1020 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1021 mode is VQI to improve mixed mode vectorization.
1022 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1023 define_insn to match low half of signed vaddw.
1024 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1025 define_insn to match high half of signed vaddw.
1026 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1027 define_insn to match low half of unsigned vaddw.
1028 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1029 define_insn to match high half of unsigned vaddw.
1030 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1031 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1032 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1034 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1035 * config/arm/predicates.md (vect_par_constant_high): Support
1036 big endian and simplify by calling
1037 arm_simd_check_vect_par_cnst_half
1038 (vect_par_constant_low): Likewise.
1040 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1043 predicate for operand 2.
1045 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1046 H.J. Lu <hongjiu.lu@intel.com>
1048 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1049 machine_mode argument.
1050 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1051 constm1_rtx operands. For VOIDmode constants, get mode from
1052 pred_mode. Check mode size if the mode is supported by ABI.
1053 (standard_sse_constant_opcode): Do not use standard_constant_p.
1054 Strictly check ABI support for all-ones operands.
1055 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1056 immediates. Update calls to standard_sse_constant_p.
1057 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1058 (ix86_rtx_costs): Ditto.
1059 * config/i386/i386.md (*movxi_internal_avx512f): Use
1060 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1061 Use (v,BC) alternative instead of (v,C). Use register_operand
1062 checks instead of MEM_P.
1063 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1064 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1065 isa attribute. Use register_operand checks instead of MEM_P.
1066 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1067 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1068 alternative and corresponding sse2 isa attribute.
1069 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1070 to standard_sse_constant_p.
1071 (FP constant splitters): Ditto.
1072 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1074 * config/i386/predicates.md (constm1_operand): Remove.
1075 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1076 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1077 vector_all_ones_operand instead of constm1_operand.
1079 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1081 * print-rtl.c (print_rtx_insn_vec): New function.
1082 * print-rtl.h: New prototype.
1083 * store-motion.c (struct st_expr): Make avail_stores a vector.
1084 (st_expr_entry): Adjust.
1085 (free_st_expr_entry): Likewise.
1086 (print_store_motion_mems): Likewise.
1087 (find_moveable_store): Likewise.
1088 (compute_store_table): Likewise.
1089 (delete_store): Likewise.
1090 (build_store_vectors): Likewise.
1092 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1094 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1096 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1098 * vec.h (vec_safe_contains): New function.
1099 (vec::contains): Likewise.
1100 (vec::begin): Likewise.
1101 (vec::end): Likewise.
1103 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1106 * cfgexpand.c (expand_stack_vars): Fix typo.
1108 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1110 * system.h (list, map, set, vector): Include conditionally.
1111 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1112 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1113 * ipa-icf.c (INCLUDE_LIST): Define.
1114 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1115 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1116 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1117 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1118 * cp/logic.cc (INCLUDE_LIST): Define.
1119 * fortran/trans-common.c (INCLUDE_MAP): Define.
1121 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1123 * auto-profile.c: Remove <string.h> include.
1124 * ipa-icf-gimple.c: Remove <list> include.
1125 * diagnostic.c: Remove <new> include.
1126 * genmatch.c: Likewise.
1127 * pretty-print.c: Likewise.
1128 * toplev.c: Likewise
1129 * c/c-objc-common.c: Likewise.
1130 * cp/error.c: Likewise.
1131 * fortran/error.c: Likewise.
1133 2016-04-22 Richard Biener <rguenther@suse.de>
1135 * lto-streamer-in.c (input_ssa_names): Do not allocate
1136 GIMPLE_NOP for all SSA names.
1137 * lto-streamer-out.c (output_ssa_names): Do not output
1138 SSA names that should have been released.
1140 2016-04-22 Richard Biener <rguenther@suse.de>
1142 PR tree-optimization/70740
1143 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1146 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/predicates.md (call_insn_operand): Replace
1150 sibcall_memory_operand with memory_operand.
1152 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1154 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1155 has_single_use() tests.
1156 (register_edge_assert_for_1): Likewise.
1157 (find_assert_locations_1): Check the liveness bitmap instead of
1158 checking has_single_use().
1160 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1163 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1164 Extract AVX-512BW constraint from AVX.
1166 2016-04-21 Richard Biener <rguenther@suse.de>
1168 PR tree-optimization/70725
1169 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1170 for phi_convertible_by_degenerating_args.
1171 (predicate_all_scalar_phis): Handle single-argument PHIs.
1173 2016-04-21 Richard Biener <rguenther@suse.de>
1176 * fold-const.c (fold_comparison): Return properly typed
1179 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1181 PR tree-optimization/70715
1182 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1183 after expanding BASE using expand_simple_operations.
1185 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1187 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1188 New transformations.
1190 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1192 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1194 2016-04-20 Jan Hubicka <jh@suse.cz>
1196 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1197 ultiimate_alias_target.
1198 (update_callee_keys): Likewise.
1199 (lookup_recursive_calls): Likewise.
1200 (speculation_useful_p): Likewise.
1202 2016-04-20 Jan Hubicka <jh@suse.cz>
1205 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1206 (set_nothrow_flag_1): ... this; handle interposition correctly;
1207 recurse on aliases and thunks.
1208 (cgraph_node::set_nothrow_flag): New.
1209 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1210 functions compiled with non-call exceptions that binds to current
1212 (propagate_nothrow): Be safe WRT interposition.
1213 * cgraph.h (set_nothrow_flag): Update prototype.
1215 2016-04-18 Jan Hubicka <jh@suse.cz>
1217 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1218 max_loop_iterations_int.
1219 (tree_unswitch_outer_loop): Likewise.
1221 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1223 PR tree-optimization/69489
1224 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1225 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1226 Revise dump message.
1227 (if_convertible_bb_p): Remove check on edge count of basic block's
1230 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1232 PR tree-optimization/56625
1233 PR tree-optimization/69489
1234 * tree-data-ref.h (DR_INNERMOST): New macro.
1235 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1236 hashing struct innermost_loop_behavior.
1237 (ref_DR_map): Remove.
1238 (innermost_DR_map): New map.
1239 (baseref_DR_map): Revise comment.
1240 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1241 to innermost_DR_map accroding to its innermost loop behavior.
1242 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1243 to its innermost loop behavior.
1244 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1245 Add initialization for innermost_DR_map. Record memory reference
1246 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1247 have innermost loop behavior.
1248 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1251 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1254 *lea_general_1. Use explicit SWI12 mode interator.
1255 (*lea<mode>_general_2): Rename from *lea_general_2.
1256 Use explicit SWI12 mode interator.
1257 (*lea<mode>_general_3): Rename from *lea_general_3.
1258 Use explicit SWI12 mode interator.
1259 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1260 Use explicit SWI12 mode interator.
1261 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1262 Use explicit SWI48 mode interator.
1264 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1266 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1267 Short-cut unaligned load and store cases. Handle all integer
1269 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1270 and store cases. Call ix86_avx256_split_vector_move_misalign
1271 directly without checking mode class.
1273 2016-04-20 Andrew Pinski <apinski@cavium.com>
1274 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1277 * config/aarch64/aarch64.md (sibcall): Force call
1278 address to be DImode for ILP32.
1279 (sibcall_value): Likewise.
1281 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1283 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1285 2016-04-20 Richard Biener <rguenther@suse.de>
1287 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1288 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1289 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1290 (maybe_push_res_to_seq): Adjust.
1291 * gimple-fold.c (maybe_build_generic_op): Likewise.
1293 2016-04-20 Marek Polacek <polacek@redhat.com>
1295 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1298 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1300 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1301 use kmovw to support AVX512F target.
1303 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1305 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1307 2016-04-20 Marek Polacek <polacek@redhat.com>
1309 PR tree-optimization/70725
1310 * tree-if-conv.c (is_false_predicate): New function.
1311 (predicate_mem_writes): Use it.
1313 2016-04-20 Richard Biener <rguenther@suse.de>
1315 PR tree-optimization/70726
1316 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1317 shift amounts from a pattern stmt operand.
1319 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1322 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1323 stack_restore_from_fpr pattern when restoring r15.
1324 (s390_optimize_prologue): Strip away the memory barrier in the
1325 parallel when trying to get rid of restore insns.
1326 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1327 definition for loading the stack pointer from an FPR. Compared to
1328 the normal move insn this pattern includes a full memory barrier.
1330 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1333 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1334 implicitly linear or lastprivate iterator on the outer context.
1336 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1340 * config/i386/i386.md (ssememalign): Removed.
1341 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1343 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1347 const short * to __builtin_ia32_loaddquhi512_mask.
1348 (_mm512_maskz_loadu_epi16): Likewise.
1349 (_mm512_mask_storeu_epi16): Pass short * to
1350 __builtin_ia32_storedquhi512_mask.
1351 (_mm512_mask_loadu_epi8): Pass const char * to
1352 __builtin_ia32_loaddquqi512_mask.
1353 (_mm512_maskz_loadu_epi8): Likewise.
1354 (_mm512_mask_storeu_epi8): Pass char * to
1355 __builtin_ia32_storedquqi512_mask.
1356 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1357 const double * to __builtin_ia32_loadupd512_mask.
1358 (_mm512_mask_loadu_pd): Likewise.
1359 (_mm512_maskz_loadu_pd): Likewise.
1360 (_mm512_storeu_pd): Pass double * to
1361 __builtin_ia32_storeupd512_mask.
1362 (_mm512_mask_storeu_pd): Likewise.
1363 (_mm512_loadu_ps): Pass const float * to
1364 __builtin_ia32_loadups512_mask.
1365 (_mm512_mask_loadu_ps): Likewise.
1366 (_mm512_maskz_loadu_ps): Likewise.
1367 (_mm512_storeu_ps): Pass float * to
1368 __builtin_ia32_storeups512_mask.
1369 (_mm512_mask_storeu_ps): Likewise.
1370 (_mm512_mask_loadu_epi64): Pass const long long * to
1371 __builtin_ia32_loaddqudi512_mask.
1372 (_mm512_maskz_loadu_epi64): Likewise.
1373 (_mm512_mask_storeu_epi64): Pass long long *
1374 to __builtin_ia32_storedqudi512_mask.
1375 (_mm512_loadu_si512): Pass const int * to
1376 __builtin_ia32_loaddqusi512_mask.
1377 (_mm512_mask_loadu_epi32): Likewise.
1378 (_mm512_maskz_loadu_epi32): Likewise.
1379 (_mm512_storeu_si512): Pass int * to
1380 __builtin_ia32_storedqusi512_mask.
1381 (_mm512_mask_storeu_epi32): Likewise.
1382 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1383 char * to __builtin_ia32_storedquqi256_mask.
1384 (_mm_mask_storeu_epi8): Likewise.
1385 (_mm256_mask_loadu_epi16): Pass const short * to
1386 __builtin_ia32_loaddquhi256_mask.
1387 (_mm256_maskz_loadu_epi16): Likewise.
1388 (_mm_mask_loadu_epi16): Pass const short * to
1389 __builtin_ia32_loaddquhi128_mask.
1390 (_mm_maskz_loadu_epi16): Likewise.
1391 (_mm256_mask_loadu_epi8): Pass const char * to
1392 __builtin_ia32_loaddquqi256_mask.
1393 (_mm256_maskz_loadu_epi8): Likewise.
1394 (_mm_mask_loadu_epi8): Pass const char * to
1395 __builtin_ia32_loaddquqi128_mask.
1396 (_mm_maskz_loadu_epi8): Likewise.
1397 (_mm256_mask_storeu_epi16): Pass short * to.
1398 __builtin_ia32_storedquhi256_mask.
1399 (_mm_mask_storeu_epi16): Pass short * to.
1400 __builtin_ia32_storedquhi128_mask.
1401 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1402 const double * to __builtin_ia32_loadupd256_mask.
1403 (_mm256_maskz_loadu_pd): Likewise.
1404 (_mm_mask_loadu_pd): Pass onst double * to
1405 __builtin_ia32_loadupd128_mask.
1406 (_mm_maskz_loadu_pd): Likewise.
1407 (_mm256_mask_storeu_pd): Pass double * to
1408 __builtin_ia32_storeupd256_mask.
1409 (_mm_mask_storeu_pd): Pass double * to
1410 __builtin_ia32_storeupd128_mask.
1411 (_mm256_mask_loadu_ps): Pass const float * to
1412 __builtin_ia32_loadups256_mask.
1413 (_mm256_maskz_loadu_ps): Likewise.
1414 (_mm_mask_loadu_ps): Pass const float * to
1415 __builtin_ia32_loadups128_mask.
1416 (_mm_maskz_loadu_ps): Likewise.
1417 (_mm256_mask_storeu_ps): Pass float * to
1418 __builtin_ia32_storeups256_mask.
1419 (_mm_mask_storeu_ps): ass float * to
1420 __builtin_ia32_storeups128_mask.
1421 (_mm256_mask_loadu_epi64): Pass const long long * to
1422 __builtin_ia32_loaddqudi256_mask.
1423 (_mm256_maskz_loadu_epi64): Likewise.
1424 (_mm_mask_loadu_epi64): Pass const long long * to
1425 __builtin_ia32_loaddqudi128_mask.
1426 (_mm_maskz_loadu_epi64): Likewise.
1427 (_mm256_mask_storeu_epi64): Pass long long * to
1428 __builtin_ia32_storedqudi256_mask.
1429 (_mm_mask_storeu_epi64): Pass long long * to
1430 __builtin_ia32_storedqudi128_mask.
1431 (_mm256_mask_loadu_epi32): Pass const int * to
1432 __builtin_ia32_loaddqusi256_mask.
1433 (_mm256_maskz_loadu_epi32): Likewise.
1434 (_mm_mask_loadu_epi32): Pass const int * to
1435 __builtin_ia32_loaddqusi128_mask.
1436 (_mm_maskz_loadu_epi32): Likewise.
1437 (_mm256_mask_storeu_epi32): Pass int * to
1438 __builtin_ia32_storedqusi256_mask.
1439 (_mm_mask_storeu_epi32): Pass int * to
1440 __builtin_ia32_storedqusi128_mask.
1441 * config/i386/i386-builtin-types.def (PCSHORT): New.
1443 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1444 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1445 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1446 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1447 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1448 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1449 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1450 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1451 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1452 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1453 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1454 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1455 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1456 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1457 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1458 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1459 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1460 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1461 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1462 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1463 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1464 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1465 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1466 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1467 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1468 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1469 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1470 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1471 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1472 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1473 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1474 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1475 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1476 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1477 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1478 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1479 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1480 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1481 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1482 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1483 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1484 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1485 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1486 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1487 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1488 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1489 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1490 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1491 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1493 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1494 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1496 (ix86_expand_vector_move_misalign): Likewise.
1497 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1498 to scalar function prototype for unaligned load/store builtins.
1499 (ix86_expand_special_args_builtin): Updated.
1500 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1501 (UNSPEC_STOREU): Likewise.
1502 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1503 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1504 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1505 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1506 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1507 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1508 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1509 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1510 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1511 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1512 (<avx512>_storedqu<mode>_mask): Likewise.
1513 (*sse4_2_pcmpestr_unaligned): Likewise.
1514 (*sse4_2_pcmpistr_unaligned): Likewise.
1515 (*mov<mode>_internal): Renamed to ...
1516 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1517 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1518 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1519 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1521 2016-04-19 Richard Biener <rguenther@suse.de>
1523 PR tree-optimization/70171
1524 * tree-ssa-phiprop.c: Include stor-layout.h.
1525 (phiprop_insert_phi): Handle the aggregate copy case.
1526 (propagate_with_phi): Likewise.
1528 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1531 instead of simplify_gen_subreg (... , 0).
1532 (ix86_delegitimize_address): Ditto.
1533 (ix86_split_divmod): Ditto.
1534 (ix86_split_copysign_const): Ditto.
1535 (ix86_split_copysign_var): Ditto.
1536 (ix86_expand_args_builtin): Ditto.
1537 (ix86_expand_round_builtin): Ditto.
1538 (ix86_expand_special_args_builtin): Ditto.
1539 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1540 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1541 (udivmodqi4): Ditto.
1542 (absneg splitters): Ditto.
1543 (*jcc_bt<mode>_1): Ditto.
1545 2016-04-19 Richard Biener <rguenther@suse.de>
1547 PR tree-optimization/70724
1548 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1549 restoring out from ...
1550 (free_scc_vn): ... here.
1551 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1552 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1554 (pass_fre::execute): Restore SSA info.
1556 2016-04-19 Richard Biener <rguenther@suse.de>
1558 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1559 * gimple-walk.c (walk_gimple_op): Initialize it.
1560 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1561 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1562 remapping SSA names of defs.
1563 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1566 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1569 * lra-constraints.c (equiv_substition_p): New.
1570 (process_alt_operands): Use it.
1571 (swap_operands): Swap it.
1572 (curr_insn_transform): Update it.
1574 2016-04-18 Michael Matz <matz@suse.de>
1576 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1577 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1578 * tree-core.h (tree_type_common.align): Use bit-field.
1579 (tree_type_common.spare): New.
1580 (tree_decl_common.off_align): Make smaller.
1581 (tree_decl_common.align): Use bit-field.
1583 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1584 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1585 (scan_sharing_clauses): Ditto.
1586 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1587 (omp_finish_file): Ditto.
1588 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1589 (layout_decl): Ditto.
1590 (relayout_decl): Ditto.
1591 (finalize_record_size): Use SET_TYPE_ALIGN.
1592 (finalize_type_size): Ditto.
1593 (finish_builtin_struct): Ditto.
1594 (layout_type): Ditto.
1595 (initialize_sizetypes): Ditto.
1596 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1597 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1598 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1599 (get_chain_field): Ditto.
1600 (get_trampoline_type): Ditto.
1601 (get_nl_goto_field): Ditto.
1602 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1604 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1605 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1606 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1607 (build_qualified_type): Use SET_TYPE_ALIGN.
1608 (build_aligned_type, build_range_type_1): Ditto.
1609 (build_atomic_base): Ditto.
1610 (build_common_tree_nodes): Ditto.
1611 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1612 (expand_one_stack_var_at): Ditto.
1613 * coverage.c (build_var): Use SET_DECL_ALIGN.
1614 * except.c (init_eh): Ditto.
1615 * function.c (assign_parm_setup_block): Ditto.
1616 * symtab.c (increase_alignment_1): Ditto.
1617 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1618 * tree-vect-stmts.c (ensure_base_align): Ditto.
1619 * varasm.c (align_variable): Ditto.
1620 (assemble_variable): Ditto.
1621 (build_constant_desc): Ditto.
1622 (output_constant_def_contents): Ditto.
1624 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1625 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1626 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1627 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1628 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1630 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1633 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1634 replace %vmovsd with "%vmovq".
1635 (vec_concatv2df): Likewise.
1637 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1640 (*vec_extractv2si_0): Ditto.
1641 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1642 (zero_extended_scalar_load_operand splitters): Ditto.
1643 (vec_extract splitters): Ditto.
1644 (*vec_extractv4si_0_zext): Ditto.
1645 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1647 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1648 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1649 (*sse4_1_extractps): Use lowpart_subreg.
1651 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1653 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1655 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1656 Mention Solaris 11 packaging changes.
1657 Update gas and gld requirements.
1658 Remove reference to pre-Solaris 10 bug.
1659 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1661 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1664 2016-04-17 Jan Hubicka <jh@suse.cz>
1666 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1667 max_loop_iterations_int.
1669 2016-04-18 Richard Biener <rguenther@suse.de>
1671 PR tree-optimization/43434
1672 * tree-ssa-structalias.c (struct vls_data): New.
1673 (visit_loadstore): Handle all pointer-based accesses.
1674 (compute_dependence_clique): Compute a bitmap of restrict tags
1675 assigned bases and pass it to visit_loadstore.
1677 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1680 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1681 armv8.1-a and armv8.1-a+crc.
1683 2016-04-18 Richard Biener <rguenther@suse.de>
1685 PR tree-optimization/70701
1686 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1687 references after translating through a memcpy.
1689 2016-04-18 Richard Biener <rguenther@suse.de>
1691 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1692 (compute_antic): ... here. For partial antic use regular
1693 postorder and scrap iteration.
1694 (compute_partial_antic_aux): Remove unused return value.
1695 (init_pre): Do not allocate postorder.
1696 (fini_pre): Do not free postorder.
1698 2016-04-18 Richard Biener <rguenther@suse.de>
1701 * expmed.c (extract_bit_field_1): Remove broken case
1702 using a wider MODE_INT mode.
1704 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1706 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1707 unless compiling with at least GCC-4.8.
1709 2016-04-17 Jan Hubicka <jh@suse.cz>
1712 * graphite.c (graphite_finalize): Update call to
1713 tree_estimate_probability.
1714 * predict.h (tree_estimate_probability): Update prototype.
1716 2016-04-17 Jan Hubicka <jh@suse.cz>
1718 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1719 (tree_estimate_probability): Likewise.
1720 (pass_profile::execute): Update.
1721 (report_predictor_hitrates): New function.
1722 * profile.c (compute_branch_probabilities): Use it.
1723 * predict.h (report_predictor_hitrates): Declare.
1725 2016-04-17 Jan Hubicka <jh@suse.cz>
1728 * cgraph.h (cgraph_node::set_const_flag,
1729 cgraph_node::set_pure_flag): Update prototype to return bool;
1731 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1732 of interposable symbol are interposable, too.
1733 (cgraph_set_const_flag_1): Rename to ...
1734 (set_const_flag_1): ... this one; change to self recursive function
1735 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1736 clearnig the flag in all variants and also virtual thunks of const
1737 functions are pure; track if any change was done.
1738 (cgraph_node::set_const_flag): Update.
1739 (struct set_pure_flag_info): New struct.
1740 (cgraph_set_pure_flag_1): Rename to ...
1741 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1742 rather than pointer encoded flags; track if any changes was done;
1743 handle correctly clearning flag and setting flag of aliases already
1745 (cgraph_node::set_pure_flag): Update.
1746 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1748 2016-04-17 Tom de Vries <tom@codesourcery.com>
1751 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1754 2016-04-17 Tom de Vries <tom@codesourcery.com>
1756 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1757 '{}<> ' as escape-for-record.
1759 2016-04-17 Tom de Vries <tom@codesourcery.com>
1761 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1764 2016-04-17 Tom de Vries <tom@codesourcery.com>
1767 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1768 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1769 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1770 * passes.c (finish_optimization_passes): Only call
1771 finish_graph_dump_file if dfi->graph_dump_initialized.
1772 (execute_function_dump, pass_init_dump_file): Use
1773 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1775 2016-04-17 Tom de Vries <tom@codesourcery.com>
1777 PR tree-optimization/70256
1778 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1779 (debug_varmap): New function.
1781 2016-04-17 Tom de Vries <tom@codesourcery.com>
1784 * passes.c (pass_manager::register_pass): Propagate pflags.
1786 2016-04-17 Tom de Vries <tom@codesourcery.com>
1789 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1790 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1791 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1792 check if it's equal to p_start.
1793 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1795 2016-04-15 Jan Hubicka <jh@suse.cz>
1798 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1799 function does not bind to current def.
1800 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1801 handle conservatively calls to functions that does not need to bind
1803 (check_call): Update call of worse_state.
1804 (ignore_edge_for_nothrow): Update.
1805 (ignore_edge_for_pure_const): Likewise.
1806 (propagate_pure_const): Update calls to worse_state.
1807 (skip_function_for_local_pure_const): Reformat comments.
1809 2016-04-15 Jan Hubicka <jh@suse.cz>
1812 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1813 (cgraph_node::function_symbol): Likewise.
1814 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1815 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1816 (symtab_node::ultimate_alias_target): Add REF parameter.
1817 (symtab_node::binds_to_current_def_p): Declare.
1818 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1819 (cgraph_node::function_symbol): Likewise.
1820 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1821 (cgraph_node::get_availability): Likewise.
1822 (cgraph_edge::binds_to_current_def_p): New inline function.
1823 (varpool_node::get_availability): Add REF parameter.
1824 (varpool_node::ultimate_alias_target): Likewise.
1825 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1826 (symtab_node::binds_to_current_def_p): Likewise.
1827 * varpool.c (varpool_node::get_availability): Likewise.
1829 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1832 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1833 Fix mode size check.
1835 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1837 * BASE-VER: Set to 7.0.0.
1839 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1841 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1843 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1845 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1846 architecture revisions.
1848 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1850 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1851 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1852 * config/i386/i386.md (stack decrement to push peepholes): Guard
1853 with !x86_using_red_zone ().
1855 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1858 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1859 to dump_generic_node.
1860 (NIY): Pass also flags to do_niy.
1862 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1864 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1865 (simd_clone_vector_of_formal_parm_types)
1866 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1867 (simd_clone_mangle, simd_clone_create)
1868 (simd_clone_adjust_return_type, create_tmp_simd_array)
1869 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1870 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1871 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1872 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1873 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1874 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1875 * omp-simd-clone.c: ... this new file.
1876 (simd_clone_vector_of_formal_parm_types): Make it static.
1877 * Makefile.in (OBJS): Add omp-simd-clone.o.
1879 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1882 * config/i386/sse.md: Use proper memory operand modifiers.
1885 2016-04-15 Richard Biener <rguenther@suse.de>
1886 Alan Modra <amodra@gmail.com>
1888 PR tree-optimization/70130
1889 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1890 when alignment stays not the same and no not use the realign
1893 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1896 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1897 direct move handlers for KFmode. Change TFmode handlers test from
1898 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1900 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1903 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1904 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1905 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1906 * tree-ssa-live.c (remove_unused_scope_block_p): When
1907 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1908 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1909 block_ultimate_origin is FUNCTION_DECL.
1910 (remove_unused_locals): If current_function_decl is
1911 polymorphic_ctor_dtor_p, pass initial true to
1912 remove_unused_scope_block_p' is_ctor_dtor_block.
1914 2016-04-14 Martin Sebor <msebor@redhat.com>
1919 * doc/extend.texi (Variable Length): Revert.
1921 2016-04-14 Marek Polacek <polacek@redhat.com>
1922 Jan Hubicka <hubicka@ucw.cz>
1925 * tree.c (verify_type): Disable the canonical type of main variant
1928 2016-04-14 Jason Merrill <jason@redhat.com>
1930 * cfgexpand.c, expr.c: Revert previous change.
1932 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1935 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1936 when building a mem ref for the incoming reduction variable.
1938 2016-04-14 Richard Biener <rguenther@suse.de>
1940 PR tree-optimization/70614
1941 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1942 loop if the evolution dropped to chrec_dont_know.
1943 (interpret_condition_phi): Likewise.
1945 2016-04-14 Richard Biener <rguenther@suse.de>
1947 PR tree-optimization/70623
1948 * tree-ssa-pre.c (changed_blocks): Make global ...
1949 (compute_antic): ... local here. Move and fix worklist
1950 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
1951 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
1952 worklist handling, dump when ANTIC_IN changed.
1953 (compute_partial_antic_aux): Remove worklist handling.
1954 (init_pre): Do not compute post dominators. Add a comment about
1955 the CFG order chosen.
1956 (fini_pre): Do not free post dominators.
1958 2016-04-13 Martin Sebor <msebor@redhat.com>
1963 * doc/extend.texi (Variable Length): Document C++ specifics.
1965 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1968 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
1969 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
1970 eh edges have been purged.
1973 * tree-sra.c (create_access_replacement,
1974 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
1976 * tree-pretty-print.c (dump_fancy_name): New function.
1977 (dump_decl_name, dump_generic_node): Use it.
1979 2016-04-13 Jason Merrill <jason@redhat.com>
1981 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
1982 * expr.c (expand_expr_real_1): Likewise.
1984 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
1986 * config/i386/i386.md (kunpckhi): Swap operands.
1987 (kunpcksi): Likewise.
1988 (kunpckdi): Likewise.
1989 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
1990 (vec_pack_trunc_<mode>): Likewise.
1992 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1995 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
1998 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
1999 gimplification turns some element into non-constant.
2002 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2003 * explow.c (convert_memory_address_addr_space_1): No longer static,
2004 add NO_EMIT argument and don't call convert_modes if true, pass
2005 it down recursively, remove break after return.
2006 (convert_memory_address_addr_space): Adjust caller.
2007 * simplify-rtx.c (simplify_unary_operation_1): Call
2008 convert_memory_address_addr_space_1 instead of convert_memory_address,
2009 if it returns NULL, don't simplify.
2011 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2014 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2016 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2018 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2019 Bump the upper SIMDLEN limits, so that if the return type or
2020 characteristic type if the return type is void can be passed in
2021 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2024 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2027 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2028 Do not use "=" constraint on an input constraint.
2029 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2030 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2031 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2032 generates (neg (abs ...)) instead of (abs ...).
2034 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2036 PR rtl-optimization/70596
2037 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2038 just invalidate LRA data and reset them. Adjust dump wording.
2040 2016-04-12 Martin Liska <mliska@suse.cz>
2043 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2045 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2047 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2048 max_loop_iterations_int.
2049 (tree_unswitch_outer_loop): Likewise.
2050 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2051 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2053 2016-04-12 Tom de Vries <tom@codesourcery.com>
2055 PR tree-optimization/68756
2056 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2057 instead of new_name.
2059 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2061 PR tree-optimization/70602
2062 * tree-sra.c (generate_subtree_copies): Don't write anything into
2063 constant pool decls.
2065 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2066 regardless whether there are depend clauses or not.
2068 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2071 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2072 target attribute and pragma from changing the -mfloat128
2073 and -mfloat128-hardware options.
2075 * doc/extend.texi (Additional Floating Types): Document PowerPC
2076 __float128 restrictions.
2078 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2081 * config/aarch64/driver-aarch64.c
2082 (aarch64_get_extension_string_for_isa_flags): New.
2083 (arch_extension): Rename to...
2084 (aarch64_arch_extension): ...This.
2085 (ext_to_feat_string): Rename to...
2086 (aarch64_extensions): ...This.
2087 (aarch64_core_data): Keep track of architecture extension flags.
2088 (cpu_data): Rename to...
2089 (aarch64_cpu_data): ...This.
2090 (aarch64_arch_driver_info): Keep track of architecture extension
2092 (get_arch_name_from_id): Rename to...
2093 (get_arch_from_id): ...This, change return type.
2094 (host_detect_local_cpu): Update and reformat for renames, handle
2095 extensions through common infrastructure.
2097 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2100 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2101 track of a canonical flag name.
2102 (all_extensions): Likewise.
2103 (arch_to_arch_name): Also track extension flags enabled by the arch.
2104 (all_architectures): Likewise.
2105 (aarch64_parse_extension): Move to here.
2106 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2108 (aarch64_rewrite_selected_cpu): Update for above change.
2109 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2110 are handled, such that the single explicit value enabled by an
2111 extension is kept seperate from the implicit values it also enables.
2112 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2114 (aarch64_parse_extension): New.
2115 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2116 here to config/aarch64/aarch64-protos.h.
2117 (aarch64_parse_extension): Move from here to
2118 common/config/aarch64/aarch64-common.c.
2119 (aarch64_option_print): Update.
2120 (aarch64_declare_function_name): Likewise.
2121 (aarch64_start_file): Likewise.
2122 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2123 the canonical flag for extensions.
2124 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2127 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2129 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2132 2016-04-09 Tom de Vries <tom@codesourcery.com>
2134 PR tree-optimization/68953
2135 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2136 first to last subscript.
2138 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2140 PR tree-optimization/70586
2141 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2144 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2148 PR tree-optimization/70373
2152 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2153 clauses for acc parallel reductions as necessary. Error on those
2155 * omp-low.c (scan_sharing_clauses): Don't install variables which
2156 are used in acc parallel reductions.
2157 (lower_rec_input_clauses): Remove dead code.
2158 (lower_oacc_reductions): Add support for reference reductions.
2159 (lower_reduction_clauses): Remove dead code.
2160 (lower_omp_target): Don't remap variables appearing in acc parallel
2162 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2164 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2167 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2168 with multiple SSA_NAME defs, force the outputs other than first
2169 to be live before calling live_track_process_def on each output.
2171 PR rtl-optimization/70574
2172 * fwprop.c (forward_propagate_and_simplify): Don't add
2173 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2174 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2175 paradoxical subregs within *loc.
2177 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2179 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2180 -ftree-parallelize-loops={0,1}.
2181 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2182 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2183 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2184 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2185 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2187 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2190 * asan.c (instrument_derefs): If we get unknown location, extract it
2192 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2194 2016-04-08 Tom de Vries <tom@codesourcery.com>
2196 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2197 implicit firstprivate clause.
2199 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2202 * config/arm/thumb2.md (tst + branch-> lsls + branch
2203 peephole below *orsi_not_shiftsi_si): Require that condition
2204 register is dead after the peephole.
2205 (second peephole after the above): Likewise.
2207 2016-04-08 Alan Modra <amodra@gmail.com>
2210 * builtins.c (fold_builtin_classify): For IBM extended precision,
2211 look at just the high-order double to test for NaN.
2212 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2213 test just the high double for Inf but both doubles for subnormal
2216 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2218 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2219 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2220 node->simdclone->mask_mode != VOIDmode masks.
2221 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2222 earlier, use it instead of node->simdclone.
2223 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2224 Set clonei->mask_mode.
2226 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2229 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2230 Pass it through to cp_parser_already_scoped_statement.
2231 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2232 it through to cp_parser_statement.
2233 (cp_parser_statement): Pass IF_P through to
2234 cp_parser_iteration_statement.
2235 (cp_parser_pragma): Adjust call to
2236 cp_parser_iteration_statement.
2238 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2241 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2242 resolve a future -Wparentheses warning.
2243 * omp-low.c (scan_sharing_clauses): Likewise.
2244 * tree-parloops.c (eliminate_local_variables): Likewise.
2246 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2248 PR rtl-optimization/70398
2249 * lra-constraints.c (process_address_1): Check zero scale and code
2250 for reloading with zero scale.
2252 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2255 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2257 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2259 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2260 Add support for AVX512F clones, include them by default for
2261 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2262 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2266 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2267 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2268 firstprivate clauses.
2269 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2270 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2271 (lower_omp_target): Set TREE_NO_WARNING for
2272 non-addressable possibly uninitialized vars which are copied into
2273 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2275 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2277 * config/pa/predicates.md (integer_store_memory_operand): Accept
2278 REG+D operands with a large offset when reload_in_progress is true.
2279 (floating_point_store_memory_operand): Likewise.
2281 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2284 * match.pd (nested int casts): Limit to GIMPLE.
2286 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2289 * ipa-devirt.c (maybe_record_node): Fix comment; use
2290 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2292 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2294 PR rtl-optimization/70542
2295 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2296 if there are any uses other than insn or debug insns.
2298 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2299 Jakub Jelinek <jakub@redhat.com>
2301 PR tree-optimization/70509
2302 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2303 Shift HOST_WIDE_INT_1U instead of 1.
2305 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2307 PR tree-optimization/70509
2308 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2309 of the vector base type for index.
2311 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2316 2016-04-05 Richard Biener <rguenther@suse.de>
2318 PR tree-optimization/70526
2319 * tree-sra.c (build_ref_for_offset): Use prev_base to
2320 extract the alias pointer type.
2322 2016-04-05 Richard Biener <rguenther@suse.de>
2324 * dse.c (struct store_info): Remove alias_set member.
2325 (struct read_info_type): Likewise.
2326 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2327 spill_deleted, clear_alias_set_lookup): Remove.
2328 (get_group_info): Remove dead base == NULL_RTX case.
2329 (dse_step0): Remove initialization of removed variables.
2330 (delete_dead_store_insn): Reomve alias set dumping.
2331 (free_read_records): Remove alias_set handling.
2332 (canon_address): Remove alias_set_out parameter.
2333 (record_store): Remove spill_alias_set, it's always zero.
2334 (check_mem_read_rtx): Likewise.
2335 (dse_step2): Rename from ...
2336 (dse_step2_nospill): ... this. Adjust.
2337 (scan_stores): Rename from ...
2338 (scan_stores_nospill): ... this.
2339 (scan_reads): Rename from ...
2340 (scan_reads_nospill): ... this.
2341 (scan_stores_spill, scan_reads_spill): Remove.
2342 (dse_step3_scan): Remove for_spills argument which is always false.
2343 (dse_step3): Likewise.
2344 (dse_step5): Rename from ...
2345 (dse_step5_nospill): ... this. Remove alias_set handling.
2346 (rest_of_handle_dse): Adjust.
2348 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2351 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2352 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2353 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2354 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2356 2016-04-05 Richard Biener <rguenther@suse.de>
2359 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2360 non-register type temporaries into SSA.
2362 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2365 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2366 calls when sanitizing.
2367 (possible_polymorphic_call_target_p): Fix formatting.
2369 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2370 Jakub Jelinek <jakub@redhat.com>
2373 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2374 to ensure a call statement is compatible with a built-in's
2376 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2379 2016-04-04 Richard Biener <rguenther@suse.de>
2381 PR rtl-optimization/70484
2382 * rtl.h (canon_output_dependence): Declare.
2383 * alias.c (canon_output_dependence): New function.
2384 * dse.c (record_store): Use canon_output_dependence rather
2385 than canon_true_dependence.
2387 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2390 * cgraph.h (symtab_node::copy_visibility_from): New function.
2391 * symtab.c (symtab_node::copy_visibility_from): New function.
2392 * ipa-visibility.c (optimize_weakref): New function.
2393 (function_and_variable_visibility): Use it.
2395 2016-04-04 Martin Liska <mliska@suse.cz>
2398 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2399 value that is really in range handled by SBR instruction.
2400 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2401 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2402 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2404 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2408 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2409 set, but not for SP_REG operands.
2411 2016-04-02 Martin Sebor <msebor@redhat.com>
2414 * fold-const.c (maybe_nonzero_address): New function.
2415 (fold_comparison): Call it. Fold equality and relational
2416 expressions involving null pointers.
2417 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2419 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2421 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2422 the "Y" constraint (scalar FP 0.0 immediate).
2424 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2425 Add the "const_double" to the list of operand constraints.
2427 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2429 PR rtl-optimization/70467
2430 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2431 If low word of the last operand is 0, just emit addition/subtraction
2434 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2437 * config/s390/s390.c (s390_expand_insv): Check for everything
2438 constant instead of just VOIDmode stuff.
2440 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2443 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2445 2016-04-01 Nathan Sidwell <nathan@acm.org>
2447 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2449 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2451 PR rtl-optimization/70461
2452 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2455 2016-03-31 Martin Liska <mliska@suse.cz>
2458 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2459 a tree value or an immediate integer value to a buffer
2460 that is eventually copied to a BRIG section.
2461 (emit_immediate_operand): Call the function here.
2462 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2463 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2464 of class' fields that are removed.
2465 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2466 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2467 m_brig_repr_size fields.
2469 2016-03-31 Martin Liska <mliska@suse.cz>
2472 * hsa-gen.c (hsa_function_representation::update_dominance): New
2474 (convert_addr_to_flat_segment): Likewise.
2475 (gen_hsa_memory_set): New alignment argument.
2476 (gen_hsa_ctor_assignment): Likewise.
2477 (gen_hsa_insns_for_single_assignment): Provide alignment
2478 to gen_hsa_ctor_assignment.
2479 (gen_hsa_insns_for_direct_call): Add new argument.
2480 (expand_lhs_of_string_op): New function.
2481 (expand_string_operation_builtin): Likewise.
2482 (expand_memory_copy): New function.
2483 (expand_memory_set): New function.
2484 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2485 (convert_switch_statements): Change signature.
2486 (generate_hsa): Use a return value of the function.
2487 (pass_gen_hsail::execute): Do not call
2488 convert_switch_statements here.
2489 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2490 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2491 (hsa_function_representation::update_dominance): New function.
2493 2016-03-31 Martin Liska <mliska@suse.cz>
2496 * hsa-brig.c (emit_directive_variable): Emit alignment
2497 according to hsa_symbol::m_align.
2498 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2499 (dump_hsa_symbol): Dump alignment of HSA symbols.
2500 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2501 (gen_hsa_addr_with_align): New function.
2502 (hsa_bitmemref_alignment): Use newly added function.
2503 (gen_hsa_insns_for_load): Likewise.
2504 (gen_hsa_insns_for_store): Likewise.
2505 (gen_hsa_memory_copy): New argument added.
2506 (gen_hsa_insns_for_single_assignment): Respect
2507 alignment for assignments processed via gen_hsa_memory_copy.
2508 (gen_hsa_insns_for_direct_call): Likewise.
2509 (gen_hsa_insns_for_return): Likewise.
2510 (gen_function_def_parameters): Set default alignment.
2511 * hsa.c (hsa_object_alignment): New function.
2512 (hsa_byte_alignment): Pasted function.
2513 * hsa.h (hsa_symbol::m_align): New field.
2515 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2517 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2518 scratch field for goto case.
2520 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2522 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2524 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2527 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2528 (scalar_chain::convert_insn): Call convert_op for reg
2529 moves to handle undefined registers.
2531 2016-03-31 Nathan Sidwell <nathan@acm.org>
2534 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2535 Assert we don't want to move backwards.
2537 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2540 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2542 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2544 PR rtl-optimization/70460
2545 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2546 with operand from REG_LABEL_OPERAND, instead substitute
2547 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2548 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2550 2016-03-31 Martin Liska <mliska@suse.cz>
2552 * passes.c (execute_one_pass): Do not call
2553 todo_after for a discarded function.
2555 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2557 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2558 (no_cost, infinite_cost): Initialize the new field.
2559 (get_computation_cost_at): Record setup cost.
2560 (determine_use_iv_cost_address): Skip cost computation for sub
2561 uses if we can estimate it without losing accuracy.
2563 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2565 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2567 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2568 max_loop_iterations_int.
2569 (tree_unswitch_outer_loop): Likewise.
2570 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2571 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2573 2016-03-30 Richard Biener <rguenther@suse.de>
2576 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2578 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2581 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2582 in gen_blendm expander.
2584 2016-03-30 Nick Clifton <nickc@redhat.com>
2587 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2588 case where we are already provided with an SImode SUBREG.
2590 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2593 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2594 conflict between DRAP register and __builtin_eh_return.
2596 2016-03-30 Michael Matz <matz@suse.de>
2597 Richard Biener <rguenther@suse.de>
2600 * ipa-polymorphic-call.c (struct type_change_info): Change
2601 speculative to an unsigned allowing to limit the work we do.
2602 (csftc_abort_walking_p): New inline function..
2603 (check_stmt_for_type_change): Limit the number of may-defs
2604 skipped for speculative devirtualization to
2605 max-speculative-devirt-maydefs.
2606 * params.def (max-speculative-devirt-maydefs): New param.
2607 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2609 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2612 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2615 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2617 PR tree-optimization/59124
2618 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2619 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2621 2016-03-29 Jeff Law <law@redhat.com>
2623 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2625 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2627 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2630 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2632 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2633 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2634 gcrt0.o if linking dynamically.
2636 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2639 * ipa-devirt.c (methods_equal_p): New function.
2640 (compare_virtual_tables): Use it.
2641 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2642 * cgraphclones.c (clone_function_name_1): Use
2643 symbol_table::symbol_suffix_separator.
2644 * coverage.c (build_var): Likewise.
2645 * symtab.c (symbol_table::symbol_suffix_separator): New.
2647 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2649 PR rtl-optimization/70429
2650 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2651 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2652 mode != result_mode.
2655 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2657 PR tree-optimization/70405
2658 * ssa-iterators.h (num_imm_uses): Add missing braces.
2660 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2662 PR rtl-optimization/68695
2663 * ira-color.c (allocno_copy_cost_saving): New.
2664 (improve_allocation): Use it.
2666 2016-03-29 Richard Henderson <rth@redhat.com>
2669 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2671 2016-03-29 Richard Biener <rguenther@suse.de>
2674 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2675 use alignment returned by get_pointer_alignment_1 if it is
2676 bigger than BITS_PER_UNIT.
2677 * builtins.c (get_pointer_alignment_1): Do not return true
2678 for alignment extracted from SSA info.
2680 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2682 * config/ft32/ft32.opt (mnodiv): New.
2683 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2684 * doc/invoke.texi (FT32 Options -mnodiv): New.
2686 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2689 * config/i386/i386.md (define_split, andn): Fix modes.
2691 2016-03-26 Richard Biener <rguenther@suse.de>
2692 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2695 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2697 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2698 as 2nd argument to cl_optimization_restore().
2700 2016-03-25 Richard Henderson <rth@redhat.com>
2703 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2704 * config/aarch64/aarch64-protos.h: Declare it.
2705 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2707 2016-03-25 Alan Modra <amodra@gmail.com>
2710 * config/rs6000/constraints.md (j): Simplify.
2711 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2713 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2714 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2715 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2716 in all constraint alternatives.
2717 (movtd_64bit_nodm): Delete "j" constraint alternative.
2719 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2721 * tree-ssa-propagate.c: Enhance docs for
2722 SSA_PROP_NOT_INTERESTING.
2724 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2726 * doc/extend.texi: Fix typo in documentation to pure attribute.
2728 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2731 * config/pa/pa.md (bswapdi2): Use a scratch register.
2733 2016-03-24 Richard Henderson <rth@redhat.com>
2736 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2739 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2742 using ix86_expand_binary_operator instead of gen_andsi3.
2744 2016-03-24 Richard Biener <rguenther@suse.de>
2746 PR tree-optimization/70396
2747 * tree-vect-stmts.c (vectorizable_comparison): Use
2748 get_vectype_for_scalar_type.
2750 2016-03-24 Richard Biener <rguenther@suse.de>
2753 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2754 with register bases.
2756 2016-03-24 Richard Biener <rguenther@suse.de>
2758 PR tree-optimization/70372
2759 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2760 build_all_ones_cst to also handle vector types correctly.
2762 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2765 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2768 2016-03-23 Marek Polacek <polacek@redhat.com>
2771 * doc/invoke.texi: Document -Wignored-attributes.
2773 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2775 PR tree-optimization/69042
2776 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2777 parameter from 30 to 40.
2779 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2781 PR tree-optimization/69042
2782 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2783 for use with constant offset stripped in base.
2785 2016-03-23 Richard Biener <rguenther@suse.de>
2788 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2789 mode compatibility check.
2790 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2792 2016-03-23 Jeff Law <law@redhat.com>
2794 PR tree-optimization/64058
2795 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2797 (struct ssa_conflicts): Move up earlier in the file.
2798 (conflicts_, var_map_): New static variables.
2799 (initialize_conflict_count): New function to initialize the
2800 CONFLICT_COUNT field for each conflict pair.
2801 (compare_pairs): Lazily initialize the conflict count and use it
2802 as the first tie-breaker.
2803 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2804 and wipe conflicts_ and map_ around the call to qsort. Remove
2805 special case for 2 coalesce pairs.
2806 * bitmap.c (bitmap_count_unique_bits): New function.
2807 (bitmap_count_bits_in_word): New function, extracted from
2809 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2810 * bitmap.h (bitmap_count_unique_bits): Declare it.
2812 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2815 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2816 transparent alias chain for decl assembler name.
2817 * config/sol2.c (solaris_assemble_visibility): Likewise.
2819 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2821 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2823 (v10_fdivs): Likewise.
2824 (v10_fdivd): Likewise.
2826 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2829 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2830 to not call fclose twice on file.
2832 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2834 PR tree-optimization/70354
2835 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2836 oprnd0 is wider than oprnd1 and there is a cast from the wider
2837 type to oprnd1, mask it with the mask of the narrower type.
2840 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2841 Optimize TARGET_STV splitters, if high or low word of last argument
2844 2016-03-22 Jeff Law <law@redhat.com>
2847 tree-ssa-threadbackward.c
2848 (fsm_find_control_statement_thread_paths): Correctly distinguish
2849 between old style jump threads vs FSM jump threads.
2851 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2854 * config/i386/i386.c (scalar_chain::convert_op): Support
2855 uninitialized register usage case.
2857 2016-03-22 Richard Biener <rguenther@suse.de>
2860 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2862 (capture::gen_transform): ... to change behavior when substituting
2863 a condition into cond or not-cond expr context.
2864 (dt_simplify::gen_1): Adjust.
2865 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2866 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2867 last change and instead change to
2868 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2869 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2871 2016-03-22 Anthony Green <green@moxielogic.com>
2873 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2874 issue for moxiebox targets.
2875 (CC1PLUS_SPEC): Ditto.
2877 2016-03-22 Richard Biener <rguenther@suse.de>
2880 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2883 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2885 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2887 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2890 * config/i386/i386.c (def_builtin): Handle
2891 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2893 (const struct builtin_description bdesc_special_args[]):
2894 Remove duplicate ISA bits.
2896 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2899 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2900 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2901 in a way that works also for AVX512BW.
2904 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2905 instead of source if operands[1] is xmm16 and above and
2906 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2907 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2910 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2911 on assign if (*from_p) is a comparison, set it to
2912 TREE_NO_WARNING (*from_p).
2914 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2917 * lra.c (restore_scratches): Ignore deleted insns.
2919 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2920 Jakub Jelinek <jakub@redhat.com>
2922 PR tree-optimization/70317
2923 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2926 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2930 of ix86_expand_move.
2932 (movti): Use general_operand for operand 1 predicate.
2934 2016-03-21 Martin Liska <mliska@suse.cz>
2936 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2938 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2940 2016-03-21 Martin Liska <mliska@suse.cz>
2943 * ipa-icf.c (sem_function::parse): Skip static
2944 constructors and destructors.
2946 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2949 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
2950 function-like macro, peek following token(s) if it is followed
2951 by CPP_OPEN_PAREN token with optional padding in between, and
2952 if not, don't treat it like a macro.
2954 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
2955 Alexander Monakov <amonakov@ispras.ru>
2957 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
2958 for the stabs debug format.
2960 2016-03-21 Richard Biener <rguenther@suse.de>
2962 PR tree-optimization/70310
2963 * tree-vect-generic.c (expand_vector_condition): Fold the built
2966 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
2969 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
2970 Block third alternative for AVX-512VL target,
2972 2016-03-21 Martin Liska <mliska@suse.cz>
2975 * hsa-brig.c (emit_function_directives): Mark unemitted
2976 global variables for emission.
2977 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
2978 (get_symbol_for_decl): Likewise.
2979 * hsa.h (struct hsa_symbol): New flag.
2981 2016-03-21 Richard Biener <rguenther@suse.de>
2983 PR tree-optimization/70288
2984 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
2985 we do not estimate unsimplified all-constant conditionals or
2986 switches as optimized away.
2988 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
2990 PR rtl-optimization/69102
2991 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
2992 when we have a readonly dependency context.
2994 2016-03-18 Jeff Law <law@redhat.com>
2996 PR rtl-optimization/70263
2997 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
2998 (update_equiv_regs): When trying to move a store to after the insn
2999 that sets the source of the store, make sure the store occurs after
3000 the insn that sets the source of the store. When successful note
3001 the REG_EQUIV note created in the dump file.
3003 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3004 Bernd Schmidt <bschmidt@redhat.com>
3006 * doc/extend.texi: Document more potential problems with basic asms.
3008 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3010 PR rtl-optimization/70278
3011 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3014 2016-03-18 Jason Merrill <jason@redhat.com>
3016 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3018 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3020 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3021 values to 128b regs.
3023 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3025 PR tree-optimization/70252
3026 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3027 boolean vector has a proper number of elements.
3028 (supportable_narrowing_operation): Likewise.
3030 2016-03-18 Tom de Vries <tom@codesourcery.com>
3033 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3035 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3037 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3038 instead of replace_rtx for DEBUG_INSNs.
3040 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3042 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3043 load type reservations.
3045 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3048 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3049 define_constraint for "Q" and "T" constraints.
3051 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3053 Tweak the pipeline model for Exynos M1
3055 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3058 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3061 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3062 where one or both locations aren't within a line_map.
3064 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3067 * opts.c (finish_options): Don't set flag_pie to the default if
3068 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3071 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3073 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3074 true as ALL_REGS argument to replace_rtx.
3076 2016-03-17 Richard Biener <rguenther@suse.de>
3079 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3082 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3085 * rtl.h (replace_rtx): Add ALL_REGS argument.
3086 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3087 equality and assert mode is the same, instead of just rtx pointer
3089 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3090 true as ALL_REGS argument to replace_rtx.
3092 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3094 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3095 for boolean vector with vector mode only.
3096 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3098 2016-03-17 Nick Clifton <nickc@redhat.com>
3101 * config/rx/rx.c (rx_print_integer): Print negative constants in
3104 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3107 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3109 2016-03-16 Richard Henderson <rth@redhat.com>
3110 Richard Biener <rguenth@suse.de>
3115 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3116 first operand as is_gimple_condexpr.
3121 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3122 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3123 Do not gimplify the result.
3124 (do_unop): Adjust call to tree_vec_extract.
3125 (do_binop): Likewise.
3126 (do_compare): Likewise.
3127 (do_plus_minus): Likewise.
3128 (do_negate): Likewise.
3129 (expand_vector_condition): Likewise.
3130 (do_cond): Likewise.
3132 2016-03-16 Richard Henderson <rth@redhat.com>
3135 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3136 (aarch64_classify_address): Use it.
3137 (aarch64_legitimize_address): Force all subexpressions of PLUS
3138 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3140 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3141 Richard Biener <rguenth@suse.de>
3144 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3145 return to even if only REGNO is equal, and assert
3148 2016-03-11 Jeff Law <law@redhat.com>
3150 PR rtl-optimization/70224
3151 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3153 2016-03-16 Richard Henderson <rth@redhat.com>
3156 * function.h (struct function): Add has_forced_label_in_static.
3157 * gimplify.c (force_labels_r): Set it.
3158 * lto-streamer-in.c (input_struct_function_base): Read it.
3159 * lto-streamer-out.c (output_struct_function_base): Write it.
3160 * tree-inline.c (has_label_address_in_static_1): Remove.
3161 (copy_forbidden): Remove fndecl parameter; test
3162 has_forced_label_in_static.
3163 (inline_forbidden_p): Update call to copy_forbidden.
3164 (tree_versionable_function_p): Likewise.
3165 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3166 (chkp_versioning): Likewise.
3167 * tree-inline.h (copy_forbidden): Update decl.
3169 2016-03-16 Marek Polacek <polacek@redhat.com>
3172 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3173 function being thunked if the result type doesn't have fixed size.
3174 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3175 doesn't have fixed size.
3177 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3179 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3180 reporting malformed loop nest.
3182 2016-03-16 Tom de Vries <tom@codesourcery.com>
3185 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3186 nodes.length () == 1 test to before first nodes[0] access.
3188 2016-03-16 Tom de Vries <tom@codesourcery.com>
3190 PR tree-optimization/68715
3191 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3194 2016-03-16 Tom de Vries <tom@codesourcery.com>
3196 PR tree-optimization/68809
3197 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3200 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3201 Sandra Loosemore <sandra@codesourcery.com>
3203 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3204 on leaf attribute. Mention ELF interposition problems.
3206 2016-03-16 Alan Modra <amodra@gmail.com>
3208 PR rtl-optimization/69195
3209 PR rtl-optimization/47992
3210 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3213 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3216 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3218 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3220 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3222 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3224 PR rtl-optimization/70222
3225 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3226 optimization if mode is different from result_mode, queue up masking
3227 of the result in outer_op. Formatting fix.
3230 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3233 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3235 PR rtl-optimization/69032
3236 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3237 looping backwards over basic block insns.
3239 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3242 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3243 to non-speculative when propagating trap bits.
3245 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3247 PR rtl-optimization/63384
3248 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3251 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3254 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3255 factored out from ...
3256 (sched_analyze_insn): ... here.
3257 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3258 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3259 get_implicit_reg_pending_clobbers in it.
3260 (setup_id_reg_sets): Use setup_id_implicit_regs.
3261 (deps_init_id): Ditto.
3263 2016-03-15 Tom de Vries <tom@codesourcery.com>
3266 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3268 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3269 execute_function_dump.
3270 (execute_one_pass): Don't dump function if it will be dumped after ipa
3273 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3275 * genrecog.c (match_pattern_2): If pred is NULL don't call
3276 safe_predicate_mode on it.
3278 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3281 * lra-constraints.c (delete_move_and_clobber): Change assertion
3282 to also allow dregno == 0.
3284 2016-03-14 Richard Henderson <rth@redhat.com>
3287 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3288 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3289 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3290 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3293 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3296 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3298 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3300 * lra-constraints.c (split_reg): For hard regs, try to find the
3301 biggest single-register mode used in the function.
3303 2016-03-14 Richard Biener <rguenther@suse.de>
3305 PR tree-optimization/56365
3306 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3307 constants to compare against.
3309 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3312 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3313 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3314 (define_split for the GPR case): Use int_reg_operand instead of
3315 gpc_reg_operand for the output.
3317 2016-03-14 Tom de Vries <tom@codesourcery.com>
3319 PR tree-optimization/70045
3320 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3321 create_empty_if_region_on_edge argument.
3323 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3325 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3326 (STACK_CHECK_PROTECT): Likewise.
3327 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3328 (STACK_CHECK_PROTECT): Likewise.
3329 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3330 (STACK_CHECK_PROTECT): Likewise.
3331 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3332 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3333 (STACK_CHECK_PROTECT): Likewise.
3335 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3337 PR rtl-optimization/69307
3338 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3339 registers in modes that span more than one register.
3341 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3344 * lra-constraints.c (delete_move_and_clobber): New.
3345 (remove_inheritance_pseudos): Use it.
3347 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3350 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3351 the libcall is LCT_THROW.
3352 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3353 for the checking routine.
3355 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3358 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3359 optimization if we have direct move.
3360 (roundu32<mode>2_fprs): Likewise.
3362 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3365 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3367 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3368 Arguments swapped. All callers changed. Take reg_renumber into
3369 account, and Calculate and compare register ranges for hard regs.
3371 2016-03-11 Jeff Law <law@redhat.com>
3373 PR tree-optimization/70190
3374 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3375 Handle cases where we can not extract the taken edge, even though we
3376 found a constant value.
3378 PR tree-optimization/64058
3379 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3380 (num_coalesce_pairs): Move up earlier in file.
3381 (find_coalesce_pair): Initialize the INDEX field for each pair
3383 (compare_pairs): No longer sort on the elements in each pair.
3384 Instead break ties with the index of the coalesce pair.
3386 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3389 * config/aarch64/aarch64-protos.h
3390 (aarch64_save_restore_target_globals): New prototype.
3391 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3392 Call the above when popping pragma.
3393 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3395 (aarch64_set_current_function): Rewrite using the above.
3397 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3399 PR tree-optimization/70177
3400 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3401 (extract_ops_from_tree): ... this. In the 2 argument
3402 overload remove _1 suffix.
3403 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3404 (extract_ops_from_tree): ... this.
3405 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3407 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3408 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3409 extract_ops_from_tree instead of 2 operand one.
3411 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3413 PR tree-optimization/70013
3414 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3415 for constant-pool entries.
3417 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3419 PR rtl-optimization/70174
3420 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3421 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3423 PR tree-optimization/70169
3424 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3425 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3428 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3429 Jakub Jelinek <jakub@redhat.com>
3432 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3433 of uninitialized values.
3435 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3437 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3439 ("*trunctddd2"): New pattern definition.
3440 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3443 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3445 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3446 definitions for BFP and DFP rounding modes.
3447 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3448 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3449 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3450 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3453 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3455 * config/s390/constraints.md: Adjust comment.
3456 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3457 s390_decompose_addrstyle_without_index.
3458 * config/s390/predicates.md (shift_count_or_setmem_operand):
3459 Rename to setmem_operand.
3460 * config/s390/s390-protos.h
3461 (s390_decompose_shift_count): Rename to
3462 s390_decompose_addrstyle_without_index.
3463 * config/s390/s390.c (s390_decompose_shift_count)
3464 (s390_mem_constraint, print_shift_count_operand)
3465 (print_operand_address, print_operand): Rename
3466 s390_decompose_shift_count to
3467 s390_decompose_addrstyle_without_index and rename
3468 print_shift_count_operand to print_addrstyle_operand troughout the
3470 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3471 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3472 Rename shift_count_or_setmem_operand to setmem_operand.
3473 * config/s390/vx-builtins.md ("vec_insert<mode>")
3474 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3477 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3480 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3481 Handle overlapping retval and newval.
3483 2016-03-10 Nick Clifton <nickc@redhat.com>
3486 * config/aarch64/aarch64.c
3487 (aarch64_override_options_after_change_1): When forcing
3488 flag_omit_frame_pointer to be true, use a special value that can
3489 be detected if this function is called again, thus preventing
3490 flag_omit_leaf_frame_pointer from being forced to be false.
3492 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3494 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3495 Set x_flag_omit_leaf_frame_pointer when handling
3496 -momit-leaf-frame-pointer.
3498 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3501 * cgraph.c (cgraph_node::dump): Dump split_part and
3502 indirect_call_target.
3503 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3504 * ipa.c (has_addr_references_p): Cleanup.
3505 (is_indirect_call_target_p): New.
3506 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3507 called indirectly as local.
3508 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3510 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3513 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3514 on cxa_pure_virtual.
3516 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3519 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3521 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3524 * tree.c (need_assembler_name_p): Only record main variant type names.
3526 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3529 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3530 Always define to 0 or 1.
3531 (TARGET_FIX_ERR_A53_843419): New macro.
3532 * config/aarch64/aarch64-elf-raw.h
3533 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3534 * config/aarch64/aarch64-linux.h: Likewise.
3535 * config/aarch64/aarch64.c
3536 (aarch64_override_options_after_change_1): Do not default
3537 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3539 (aarch64_attributes): Handle fix-cortex-a53-843419.
3540 (aarch64_can_inline_p): Likewise.
3541 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3543 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3544 Jakub Jelinek <jakub@redhat.com>
3546 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3547 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3548 DECL_COMMONS if flag_unconstrained_commons is set.
3549 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3550 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3551 (funconstrained-commons): Document.
3553 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3555 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3556 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3558 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3560 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3561 has a proper number of elements.
3563 2016-03-10 Alan Modra <amodra@gmail.com>
3565 PR rtl-optimization/69195
3566 PR rtl-optimization/47992
3567 * ira.c (recorded_label_ref): Delete.
3568 (update_equiv_regs): Return void.
3569 (indirect_jump_optimize): New function.
3570 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3571 before regstat_compute_ri. Don't rebuild_jump_labels here.
3572 Delete update_regstat.
3574 2016-03-10 Richard Biener <rguenther@suse.de>
3576 PR tree-optimization/70128
3577 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3578 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3580 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3582 PR tree-optimization/70152
3583 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3584 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3587 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3588 instead of gen_sse2_loadlpd.
3589 * config/i386/sse.md (*vec_concatv2df): Rename to...
3590 (vec_concatv2df): ... this.
3592 PR tree-optimization/70127
3593 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3595 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3599 * diagnostic-show-locus.c (compatible_locations_p): New function.
3600 (layout::layout): Sanitize ranges using compatible_locations_p.
3602 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3606 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3607 location_range param with three const expanded_locations * and a
3609 (layout::layout): Replace call to
3610 rich_location::lazily_expand_location with get_expanded_location.
3611 Extract the range and perform location expansion here, passing
3612 the results to the layout_range ctor.
3613 * diagnostic.c (source_range::debug): Delete.
3614 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3615 of rich_location::get_expanded_location.
3616 * gcc-rich-location.c (get_range_for_expr): Delete.
3617 (gcc_rich_location::add_expr): Reimplement to avoid the
3618 rich_location::add_range overload that took a location_range,
3619 passing a location_t instead.
3621 2016-03-09 Richard Biener <rguenther@suse.de>
3622 Jakub Jelinek <jakub@redhat.com>
3624 PR tree-optimization/70138
3625 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3626 Also skip vect_double_reduction_def.
3628 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3631 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3632 if the operand is "m".
3634 2016-03-09 Nathan Sidwell <nathan@acm.org>
3636 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3638 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3640 * config/i386/i386.c (processor_target_table): Fix cost table
3641 intialization order for znver1.
3643 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3645 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3646 - becuase -> because.
3647 * ipa-reference.c (ignore_module_statics): Likewise.
3648 * cgraph.c (cgraph_node::get_body): Likewise.
3649 * ipa-inline.c (early_inliner): Likewise.
3650 * ipa-devirt.c (types_same_for_odr): Likewise.
3651 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3652 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3654 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3656 * tree-ssa-math-opts.c: Fix typo in comment.
3658 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3661 * config/i386/i386.c (scalar_chain::make_vector_copies,
3662 scalar_chain::convert_reg): Call end_sequence in between
3663 get_insns and emit_conversion_insns rather than after both
3666 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/i386.h (machine_function): Add
3670 pc_thunk_call_expanded flag.
3671 (ix86_pc_thunk_call_expanded): New define.
3672 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3673 (*set_got): Rename insn pattern from set_got.
3674 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3675 * config/i386/i386.c (ix86_compute_frame_layout): Use
3676 ix86_pc_thunk_call_expanded to prevent red-zone.
3678 2016-03-07 Martin Jambor <mjambor@suse.cz>
3680 * hsa.h (hsa_get_ctor_statements): Declare.
3681 (hsa_get_dtor_statements): Likewise.
3682 (hsa_get_kernel_dispatch_type): Likewise.
3683 * hsa.c (hsa_get_ctor_statements): New function.
3684 (hsa_get_dtor_statements): Likewise.
3685 (hsa_get_kernel_dispatch_type): Likewise.
3686 * hsa-brig.c (hsa_cdtor_statements): Removed.
3687 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3688 hsa_get_dtor_statements.
3689 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3690 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3692 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3694 * config/arm/arm-cores.def (cortex-r8): New.
3695 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3696 * config/arm/arm-tune.md: Likewise.
3697 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3699 2016-03-07 Martin Sebor <msebor@redhat.com>
3701 PR rtl-optimization/19705
3702 * doc/invoke.texi (Options That Control Optimization): Clarify
3703 -fno-branch-count-reg.
3705 2016-02-26 Richard Biener <rguenther@suse.de>
3706 Jeff Law <law@redhat.com>
3708 PR tree-optimization/69740
3709 * cfghooks.c (remove_edge): Request loop fixups if we delete
3710 an edge that might turn an irreducible loop into a natural
3712 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3713 Move after definition of loops_state_clear.
3715 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3717 PR rtl-optimization/69052
3718 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3721 2016-03-07 Tom de Vries <tom@codesourcery.com>
3723 PR tree-optimization/70116
3724 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3725 is_tm_ending stmts and ubsan/asan internal functions.
3726 (find_duplicate): Use it. Don't test is_tm_ending here.
3728 2016-03-07 Richard Biener <rguenther@suse.de>
3730 PR tree-optimization/70115
3731 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3732 (propagate_constants_for_unrolling): Use replace_uses_by.
3734 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3737 * omp-low.c (struct oacc_loop): Add ifns.
3738 (new_oacc_loop_raw): Initialize it.
3739 (finish_oacc_loop): Clear mask & flags if no ifns.
3740 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3741 (oacc_loop_xform_loop): Add ifns arg & adjust.
3742 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3744 2016-03-07 Richard Henderson <rth@redhat.com>
3747 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3748 (insert_value_copy_on_edge): Likewise.
3750 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3752 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3754 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3757 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3759 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3761 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3763 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3765 Fix sseimul type attribute.
3766 * config/i386/znver1.md
3767 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3768 znver1_sseimul_avx256_load) : Fix the type attribute.
3769 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3770 pipe usage and latency.
3772 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3775 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3776 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3779 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3782 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3784 PR rtl-optimization/69941
3785 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3786 the reg share its mode.
3788 2016-03-04 Jeff Law <law@redhat.com>
3790 PR tree-optimization/69196
3791 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3792 If the both SSA_NAMEs are anonymous, then consider them unassociated
3793 and include the PHI in the statement count.
3795 2016-03-05 Tom de Vries <tom@codesourcery.com>
3797 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3798 construct in oacc routine. Check for oacc region in oacc routine.
3800 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3803 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3804 2016-02-22 changes, instead don't recurse if RECUR is already true.
3805 Don't change *dynamic_check if RECUR. Adjust recursive caller
3806 to pass true to the new argument.
3807 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3810 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3811 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3813 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3815 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3817 PR rtl-optimization/57676
3818 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3821 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3823 * tree-vect-patterns.c (search_type_for_mask): Handle
3824 comparison of booleans.
3826 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3828 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3832 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3833 all other ops that have dw_val_class_die_ref operands,
3834 and DW_OP_GNU_entry_value.
3836 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3838 PR rtl-optimization/69904
3839 * config/arm/arm.c (arm_cannot_copy_insn_p):
3840 Return true for load-exclusive instructions.
3842 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3845 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3846 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3847 the pattern no matter if it is used just by non-pattern, pattern
3849 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3850 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3851 oprnd1 def_stmt is in pattern, don't look through it.
3853 2016-03-03 Marek Polacek <polacek@redhat.com>
3856 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3858 2016-03-03 Martin Liska <mliska@suse.cz>
3860 PR tree-optimization/70043
3861 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3862 previous statement if we see a debug statement.
3864 2016-03-03 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/55936
3867 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3868 parameter and guard unsafe equivalence use.
3869 (vrp_evaluate_conditional_warnv_with_ops): Always use
3870 safe equivalences but not via the quadratic compare_names
3873 2016-03-03 Michael Collison <michael.collison@linaro.org>
3876 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3877 for operand 1 to s_register_operand. Change predicate for operand
3878 2 to arm_not_immediate_operand.
3880 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3882 * doc/tm.texi: Regenerated.
3884 2016-03-02 Richard Henderson <rth@redhat.com>
3887 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3888 simplification when all args are positive non-fixed registers.
3890 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3892 * target.def (lra_p): Specify that new ports should use LRA.
3894 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3897 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3898 gimplify_type_sizes the type they refer to.
3899 (omp_notice_variable): Handle reference vars to VLAs.
3900 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3901 reference to VLA decls in the second pass instead of first pass.
3903 2016-03-02 Tom de Vries <tom@codesourcery.com>
3905 PR tree-optimization/68659
3906 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3907 new_expr == NULL_TREE.
3908 (get_new_name): Handle ADDR_EXPR.
3910 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3912 PR rtl-optimization/69052
3913 * loop-invariant.c (canonicalize_address): New function.
3914 (inv_can_prop_to_addr_use): Check validity of address expression
3915 which is canonicalized by above function.
3917 2016-03-02 Alan Modra <amodra@gmail.com>
3920 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3923 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3926 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3927 (*movhi_internal): Put mask moves from and to memory separately
3928 from moves from/to GPRs.
3930 2016-03-02 Richard Biener <rguenther@suse.de>
3932 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3933 GENERIC expressions in GIMPLE.
3935 2016-03-02 Richard Biener <rguenther@suse.de>
3937 * config/i386/i386.c (type_natural_mode): Fix typo.
3939 2016-03-02 Nick Clifton <nickc@redhat.com>
3941 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3943 2016-03-02 Richard Biener <rguenther@suse.de>
3944 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
3949 2016-03-02 Richard Biener <rguenther@suse.de>
3952 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
3954 2016-03-02 Marek Polacek <polacek@redhat.com>
3957 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
3958 "is promoted to" warning.
3960 2016-03-01 DJ Delorie <dj@redhat.com>
3962 * config.gcc: Deprecate mep-*.
3964 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
3967 * lra-constraints.c (regno_val_use_in): New.
3968 (match_reload): Use it instead of regno_use_in.
3970 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3972 PR rtl-optimization/70007
3973 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
3974 references present in REG_EQUAL notes attached to non-SET patterns.
3976 2016-03-01 Jeff Law <law@redhat.com>
3978 PR tree-optimization/69196
3979 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3980 Appropriately clamp the number of statements to copy when the
3981 thread path does not traverse a loop backedge.
3983 PR tree-optimization/69196
3984 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3985 Do count some PHIs in the thread path against the insn count. Decrease
3986 final statement count by one as the control statement in the last
3987 block will get removed. Remove special cased code for handling PHIs
3990 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
3993 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
3994 asm dialect alternatives to explicit GOTPCREL calls.
3996 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3999 * ira.c (do_reload): Issue warning for generic stack checking here...
4000 * reload1.c (reload): ...instead of here and streamline it.
4002 2016-03-01 Nick Clifton <nickc@redhat.com>
4004 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4006 2016-03-01 Richard Biener <rguenther@suse.de>
4008 PR tree-optimization/69983
4009 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4010 types and fall back to operand_equal_p.
4012 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4015 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4017 * config/s390/constraints.md ("jm8"): New constraint.
4018 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4020 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4022 ("*setmem_long<setmem_and>"): New pattern.
4023 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4025 ("*setmem_long_31z<setmem_and>"): New pattern.
4026 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4027 New substitution rules with the required attributes.
4030 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4033 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4035 * gensupport.c (process_substs_on_one_elem): Split loop to
4036 complete mark_operands_used_in_match_dup on all expressions in the
4038 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4039 and remove function.
4041 2016-03-01 Richard Biener <rguenther@suse.de>
4044 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4045 vector BIT_FIELD_REF extract.
4047 2016-03-01 Richard Biener <rguenther@suse.de>
4049 PR tree-optimization/69994
4050 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4052 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4054 PR tree-optimization/69956
4055 * tree-vect-stmts.c (supportable_widening_operation): Support
4056 multi-step conversion of boolean vectors.
4057 (supportable_narrowing_operation): Likewise.
4059 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4061 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4064 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4066 * config/s390/subst.md (DSI_VI): New mode iterator.
4067 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4068 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4069 the insn definition.
4070 ("*vec_set<mode>"): Change predicate and add alternative to
4071 support only either register or const_int operands as element
4073 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4075 ("vec_extract<mode>"): New expander.
4076 ("*vec_extract<mode>"): New insn definition supporting reg and
4077 const_int element selectors.
4078 ("*vec_extract<mode>_plus"): New insn definition supporting
4079 reg+const_int element selectors.
4080 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4081 following expander+insn definition.
4082 ("<vec_shifts_name><mode>3"): New expander.
4083 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4085 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4087 * config/s390/s390.md ("*tabort_1"): Change predicate to
4088 nonmemory_operand. Add a second alternative to cover
4089 register as well as const int operands.
4090 ("*tabort_1_plus"): New pattern definition.
4092 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4094 * config/s390/s390.md ("*ashrdi3_cc_31")
4095 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4096 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4097 Merge insn definitions into ...
4098 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4099 New pattern definition.
4100 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4101 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4102 ("*ashr<mode>3_and"): Merge insn definitions into ...
4103 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4104 New pattern definition.
4105 * config/s390/subst.md ("addr_style_op_cc_subst")
4106 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4107 substitutions patterns plus attributes.
4108 Add ashiftrt to SUBST iterator.
4110 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4112 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4113 op2 to nonmemory_operand.
4114 ("*<shift>di3_31", "*<shift>di3_31_and"):
4115 Merge into single pattern definition ...
4116 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4117 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4118 pattern definition ...
4119 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4120 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4123 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4125 * config/s390/predicates.md (const_int_6bitset_operand): New
4127 * config/s390/s390.md: Include subst.md.
4128 ("rotl<mode>3"): New expander.
4129 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4131 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4132 * config/s390/subst.md: New file.
4134 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4136 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4137 Remove RRR type. It doesn't really exist.
4138 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4140 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4141 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4142 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4143 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4144 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4145 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4146 `enabled' attribute.
4148 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4150 * gensupport.c (process_substs_on_one_elem): Split loop to
4151 complete mark_operands_used_in_match_dup on all expressions in the
4153 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4154 and remove function.
4156 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4159 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4160 (CEIL_NWORDS): ...this. Use CEIL macro.
4161 (compute_fp_layout): Adjust to above renaming.
4162 (function_arg_union_value): Likewise.
4163 (sparc_arg_partial_bytes): Likewise.
4164 (sparc_function_arg_advance): Likewise.
4166 2016-02-29 Jeff Law <law@redhat.com>
4168 PR tree-optimization/70005
4169 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4170 where an object with a boolean range is compared against a value
4173 PR tree-optimization/69999
4174 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4175 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4178 2016-02-29 Richard Biener <rguenther@suse.de>
4180 PR tree-optimization/69994
4181 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4182 (get_unary_op): Look through nop conversions.
4183 (ops_equal_values_p): New function, look for equality diregarding
4185 (eliminate_plus_minus_pair): Use ops_equal_values_p
4186 (repropagate_negates): Do not use get_unary_op here.
4188 2016-02-29 Martin Liska <mliska@suse.cz>
4190 * system.h: Poison ENABLE_CHECKING macro.
4192 2016-02-29 Martin Liska <mliska@suse.cz>
4194 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4195 is presented in dump flags.
4196 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4197 (hsa_regalloc): Likewise.
4199 2016-02-19 Richard Biener <rguenther@suse.de>
4201 PR tree-optimization/69980
4202 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4203 permutation of those we need to keep.
4205 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4208 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4209 (NWORDS_UP): ...this
4210 (init_cumulative_args): Minor tweaks.
4211 (sparc_promote_function_mode): Likewise.
4212 (scan_record_type): Delete.
4213 (traverse_record_type): New function template.
4214 (classify_data_t): New structure type.
4215 (classify_registers): New inline function.
4216 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4217 exhausted. Instantiate traverse_record_type on classify_registers and
4218 deal with the case of a structure passed in slot #15 with no FP field
4220 (assign_data_t): New structure type.
4221 (compute_int_layout): New static function.
4222 (compute_fp_layout): Likewise.
4223 (count_registers): New inline function.
4224 (assign_int_registers): New static function.
4225 (assign_fp_registers): Likewise.
4226 (assign_registers): New inline function.
4227 (function_arg_record_value_1): Delete.
4228 (function_arg_record_value_2): Likewise.
4229 (function_arg_record_value_3): Likewise.
4230 (function_arg_record_value): Adjust to above changes. Instantiate
4231 traverse_record_type on count_registers to first count the number of
4232 registers to be used and then on assign_registers to assign them.
4233 (function_arg_union_value): Adjust to above renaming.
4234 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4235 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4236 case of a structure passed in slot #15
4237 (sparc_function_arg_advance): Likewise.
4238 (function_arg_padding): Minor tweak.
4240 2016-02-29 Richard Biener <rguenther@suse.de>
4242 PR tree-optimization/69720
4243 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4244 the adjustment_def path for possibly vectorized defs.
4245 (vect_create_epilog_for_reduction): Handle vectorized initial
4248 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4250 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4252 2016-02-27 Jeff Law <law@redhat.com>
4255 2016-02-26 Richard Biener <rguenther@suse.de>
4256 Jeff Law <law@redhat.com>
4258 PR tree-optimization/69740
4259 * cfghooks.c (remove_edge): Request loop fixups if we delete
4260 an edge that might turn an irreducible loop into a natural
4263 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4265 PR rtl-optimization/69896
4266 * tree-vect-generic.c (get_compute_type): Avoid single element
4269 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4271 Rename the AArch64 tuning option and related functions to enable the
4272 Newton series for the reciprocal square root to reflect its
4273 approximative characteristic.
4275 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4276 function to "aarch64_emit_approx_rsqrt".
4277 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4278 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4279 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4280 (xgene1_tunings): Likewise.
4281 (use_rsqrt_p): Likewise.
4282 (aarch64_emit_swrsqrt): Use new function name.
4283 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4284 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4285 text explaining this option.
4286 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4288 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4291 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4292 complain about -mallow-movmisalign without -mvsx if
4293 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4295 2016-02-26 Joel Sherrill <joel@rtems.org>
4297 * config.gcc: Add x86_64-*-rtems*.
4298 * gcc/config/i386/rtems-64.h: New file.
4300 2016-02-26 Joel Sherrill <joel@rtems.org>
4302 * config.gcc: Add aarch64-*-rtems*.
4303 * gcc/config/aarch64/rtems.h: New file.
4305 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4308 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4309 shift amount using %h. Add comment.
4311 2016-02-26 Richard Biener <rguenther@suse.de>
4312 Jeff Law <law@redhat.com>
4314 PR tree-optimization/69740
4315 * cfghooks.c (remove_edge): Request loop fixups if we delete
4316 an edge that might turn an irreducible loop into a natural
4319 2016-02-26 Martin Jambor <mjambor@suse.cz>
4322 * tree-sra.c (sra_modify_assign): Do not remove loads of
4323 uninitialized aggregates to SSA_NAMEs.
4325 2016-02-26 Richard Henderson <rth@redhat.com>
4328 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4329 pseudo in case the target rtx matches the source of the left
4332 2016-02-26 Martin Jambor <mjambor@suse.cz>
4335 * hsa.h (hsa_type_packed_p): Declare.
4336 * hsa.c (hsa_type_packed_p): New function.
4337 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4339 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4340 * hsa-brig.c (emit_basic_insn): Likewise.
4342 2016-02-26 Martin Jambor <mjambor@suse.cz>
4345 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4347 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4349 2016-02-26 Martin Jambor <mjambor@suse.cz>
4351 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4352 hsa_op_with_type operands.
4353 (hsa_unsigned_type_for_type): Declare.
4354 * hsa.c (hsa_unsigned_type_for_type): New function.
4355 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4356 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4357 the finalizer. Do not emit extra move.
4359 2016-02-26 Martin Jambor <mjambor@suse.cz>
4361 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4362 atomic operations in private segment.
4364 2016-02-26 Martin Jambor <mjambor@suse.cz>
4366 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4367 statements to wi->info. Also disallow omp simd constructs.
4368 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4369 for not gridifying. Dump special string for omp_for.
4371 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4374 * config/aarch64/aarch64.c (aarch64_set_current_function):
4375 Save/restore target globals when switching to
4376 target_option_default_node.
4378 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4381 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4382 Return 0 if !SHIFT_COUNT_TRUNCATED.
4384 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4385 Eric Botcazou <ebotcazou@adacore.com>
4387 PR rtl-optimization/69891
4388 * dse.c (scan_insn): If we can't figure out memset arguments
4389 or they are non-constant, call clear_rhs_from_active_local_stores.
4391 2016-02-26 Martin Liska <mliska@suse.cz>
4393 * doc/extend.texi: Mention clog10, clog10f an clog10l
4394 in Builtins section.
4396 2016-02-26 Martin Liska <mliska@suse.cz>
4398 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4400 (resolve_args_picking_1): Likewise.
4401 * dwarf2out.h (struct GTY): Likewise.
4403 2016-02-26 Martin Liska <mliska@suse.cz>
4405 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4407 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4409 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4410 Martin Liska <mliska@suse.cz>
4412 * doc/install.texi: Mention --enable-valgrind-annotations.
4414 2016-02-26 Richard Biener <rguenther@suse.de>
4416 PR tree-optimization/69551
4417 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4418 looking through aliases adjust DECL_PT_UID to refer to the
4419 ultimate alias target.
4421 2016-02-25 Martin Liska <mliska@suse.cz>
4424 * alloc-pool.c (after_memory_report): New variable.
4425 * alloc-pool.h (base_pool_allocator ::release): Do not use
4426 the infrastructure if after_memory_report.
4427 * toplev.c (toplev::main): Mark after memory report.
4429 2016-02-25 Richard Biener <rguenther@suse.de>
4431 PR tree-optimization/48795
4432 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4434 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4437 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4438 offloading is enabled and -fopenacc or -fopenmp is specified.
4439 (CRTOFFLOADEND): Likewise.
4440 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4441 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4442 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4443 (offload_objects_file_name): New static var.
4444 (tool_cleanup): Remove offload_objects_file_name file.
4445 (find_offloadbeginend): Replace with ...
4446 (find_crtoffloadtable): ... this.
4447 (run_gcc): Remove offload_argc and offload_argv.
4448 Get offload_objects_file_name from -foffload-objects=... option.
4449 Read names of object files with offload from this file, pass them to
4450 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4451 don't pass offloadbegin and offloadend to the linker. Don't pass
4452 offload non-LTO files to the linker, because now they're not claimed.
4454 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4457 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4458 on builtin_unreachable.
4460 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4462 PR rtl-optimization/69896
4463 * regcprop.c: Include cfgrtl.h.
4464 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4465 than remembered mode, either delete it (if noop_move_p), or
4466 treat like copy_p but not noop_p instruction.
4468 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4471 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4472 - allow NULL decl for Fortran DW_TAG_common_block variables.
4474 2016-02-24 Jason Merrill <jason@redhat.com>
4476 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4478 2016-02-24 Richard Biener <rguenther@suse.de>
4479 Jakub Jelinek <jakub@redhat.com>
4482 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4483 conditionally executed ops to well-defined overflow behavior.
4485 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4488 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4491 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4493 PR rtl-optimization/69886
4494 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4495 argument. Use it when checking validity of set instructions.
4496 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4497 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4499 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4500 * store-motion.c (find_moveable_store): Update
4501 can_assign_to_reg_without_clobbers_p callsite.
4503 2016-02-24 Richard Biener <rguenther@suse.de>
4506 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4508 (record_nonwrapping_iv): Do not fall back to the low/high bound
4509 for non-constant IV bases if the stmt is not always executed.
4511 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4513 * config/arm/arm-cores.def (cortex-a32): New entry.
4514 * config/arm/arm-tables.opt: Regenerate.
4515 * config/arm/arm-tune.md: Regenerate.
4516 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4517 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4518 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4519 for -mcpu and -mtune.
4521 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4524 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4525 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4526 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4527 (atomic_loaddi_1): Delete.
4528 (atomic_loaddi): Rewrite expander using the above changes.
4530 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4533 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4536 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4537 Richard Biener <rguenth@suse.de>
4540 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4541 set_mem_attributes if tem is SSA_NAME which got expanded
4544 2016-02-24 Richard Biener <rguenther@suse.de>
4546 PR tree-optimization/69907
4547 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4548 end of permutations for BB vectorization.
4550 2016-02-24 Christian Bruel <christian.bruel@st.com>
4552 * config/arm/arm-c.c (arm_option_override): Initialize
4553 target_option_current_node.
4554 * config/arm/arm.c (arm_pragma_target_parse): Replace
4555 build_target_option_node call by target_option_current_node.
4556 Set target_option_current_node.
4559 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4562 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4563 define_insn_and_split to define_insn.
4564 (zero_extendqi<mode>2_dot2): Same.
4565 (extendqi<mode>2_dot): Same.
4566 (extendqi<mode>2_dot2): Same.
4568 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4570 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4571 and add bypass for AES{D,E} and AESMC pairs.
4572 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4575 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4577 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4578 series for reciprocal square root in Exynos M1.
4580 2016-02-23 Martin Sebor <msebor@redhat.com>
4583 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4584 __builtin_alloca_with_align.
4586 2016-02-23 Richard Henderson <rth@redhat.com>
4588 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4589 (ix86_register_pragmas): Remove __seg_tls.
4590 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4591 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4592 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4593 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4594 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4595 * doc/extend.texi (__seg_tls): Remove item.
4597 2016-02-23 Richard Biener <rguenther@suse.de>
4599 * alloc-pool.h (struct allocation_object): Make id member
4600 conditional on CHECKING_P again.
4601 (get_instance): Adjust.
4602 (base_pool_allocator): Likewise.
4604 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4606 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4607 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4609 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4611 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4613 2016-02-23 Richard Biener <rguenther@suse.de>
4615 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4616 * bitmap.h (struct bitmap_usage): Likewise.
4617 (bitmap_move): Declare.
4618 * bitmap.c (register_overhead): Take size_t argument.
4619 (bitmap_move): New function.
4620 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4621 to properly account overhead.
4622 * tree.c (free_node): Use tree_size.
4624 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4627 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4628 when inverting comparison.
4631 * common.opt (Wunreachable-code): Add Warning flag.
4633 2016-02-23 Mark Wielaard <mjw@redhat.com>
4634 Jakub Jelinek <jakub@redhat.com>
4637 * cgraphunit.c (check_global_declaration): Check main_input_filename
4638 and DECL_SOURCE_FILE are not NULL.
4640 2016-02-23 Martin Jambor <mjambor@suse.cz>
4642 PR tree-optimization/69666
4643 * tree-sra.c (sra_modify_assign): Do not attempt to create
4644 default_def replacements for unscalarizable regions.
4646 2016-02-20 Mark Wielaard <mjw@redhat.com>
4649 * cgraphunit.c (check_global_declaration): Check level of
4650 warn_unused_const_variable and main_input_filename.
4651 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4652 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4653 (-Wunused-const-variable): Explain levels 1 and 2.
4655 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4658 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4659 identical arguments. Formatting and spelling fixes.
4662 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4667 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4668 and m68k-devices.def.
4669 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4670 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4672 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4674 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4675 and HImode registers.
4677 2016-02-22 Richard Biener <rguenther@suse.de>
4679 PR tree-optimization/69882
4680 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4681 preserve permutations present because of gaps.
4682 (vect_supported_load_permutation_p): Always continue checking
4683 permutations after vect_attempt_slp_rearrange_stmts.
4685 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4687 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4688 min_profitable_estimate, rather than min_profitable_iters.
4690 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4693 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4694 SImode for last match_operand.
4696 2016-02-22 Martin Liska <mliska@suse.cz>
4698 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4699 return bitsize - 1 as the return value.
4701 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4705 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4706 Handle negative shift counts.
4707 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4708 force_reg on the shift constant.
4709 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4710 (lshrsi3_d): Handle negative shift counts.
4712 2016-02-22 Richard Biener <rguenther@suse.de>
4713 Tom de Vries <tom@codesourcery.com>
4715 * graph.c: Include dumpfile.h.
4716 (print_graph_cfg): Split into three overloads.
4717 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4719 2016-02-22 Tom de Vries <tom@codesourcery.com>
4721 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4724 2016-02-22 Richard Biener <rguenther@suse.de>
4727 * ipa-inline-transform.c (inline_call): When not updating
4728 overall summaries adjust self size by the growth estimate.
4729 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4730 hash-set, do not update overall summaries here. Renamed from ...
4731 (inline_to_all_callers): ... this which is now wrapping the
4732 above and performing delayed overall summary update.
4733 (early_inline_small_functions): Delay updating of the overall
4736 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4738 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4741 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4744 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4745 :%* in %:gt() argument.
4746 (greater_than_spec_func): Adjust for expecting only numbers,
4747 if there are more than two numbers, compare the last two.
4749 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4751 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4752 -Wnarrowing with -std.
4754 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4757 * expr.c (store_field): Don't use bit-field path if exp is
4758 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4759 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4760 and the assignment can be performed by bitwise copy. Formatting
4764 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4765 call copy_reg_eh_region_note_forward on before and/or after sequences
4766 and remove note from insn if it no longer can throw.
4769 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4772 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4774 * config/s390/vector.md: Add missing commutative operand markers
4775 to the patterns which qualify for one.
4776 * config/s390/vx-builtins.md: Likewise.
4778 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4780 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4781 types to mode iterators.
4782 (vec_double): ... and mode attribute.
4783 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4785 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4787 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4788 Change the predicate of op2 from nonimmediate to general and let
4789 reload fix it if necessary.
4791 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4793 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4795 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4797 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4800 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4802 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4803 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4804 * config/s390/s390.md ("movstr<P:mode>"): Call
4805 s390_expand_vec_movstr.
4807 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4809 * config/s390/s390.md: Add missing output modifier for operand 1
4810 to print it as address properly.
4812 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4814 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4815 * config/s390/2964.md: New file.
4816 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4817 of insn grouping attributes depending on the CPU level.
4818 (s390_get_unit_mask): New function.
4819 (s390_sched_score): Remove the OOO from the scheduling macros.
4820 Add loop to calculate a score for the instruction mix.
4821 (s390_sched_reorder): Likewise plus improve debug output.
4822 (s390_sched_variable_issue): Rename macros as above. Calculate
4823 the unit distances after actually scheduling an insn. Improve
4825 (s390_sched_init): Clear last_scheduled_unit_distance array.
4826 * config/s390/s390.md: Include 2964.md.
4828 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4831 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4832 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4833 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4834 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4835 *avx512f_<code>v8div16qi2_mask_1): New insns.
4837 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4840 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4843 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4844 earlyclobber from target. Use wF constraint for fused memory
4846 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4848 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4849 Martin Liska <mliska@suse.cz>
4852 * cfgexpand.c (asan_sanitize_stack_p): New function.
4853 (partition_stack_vars): Use the function.
4854 (expand_stack_vars): Likewise.
4855 (defer_stack_allocation): Likewise.
4856 (expand_used_vars): Likewise.
4858 2016-02-18 Richard Biener <rguenther@suse.de>
4861 * fold-const.c (operand_equal_p): Properly compare offsets for
4862 IMAGPART_EXPR and ARRAY_REF.
4864 2016-02-18 Nick Clifton <nickc@redhat.com>
4868 * config/arm/arm.c (arm_option_override_internal): Disable
4869 interworking if the target does not support thumb instructions.
4870 (arm_reload_in_hi): Handle the case where a register to register
4871 move needs reloading because there is no simple pattern to handle
4873 (arm_reload_out_hi): Likewise.
4875 2016-02-18 Richard Biener <rguenther@suse.de>
4878 * match.pd: Don't use fold_binary or fold_unary for folding
4881 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4884 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4885 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4886 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4887 warn on gimple_no_warning_p statements.
4889 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4891 * doc/extend.texi (C++ Attributes): Correct description of
4892 warn_unused type attribute.
4894 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4896 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4897 correct instruction.
4899 2016-02-17 Richard Biener <rguenther@suse.de>
4901 PR rtl-optimization/69609
4902 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4903 (find_traces_1_round): When ending a trace update cached priority
4905 (bb_to_key): Use cached priority when available.
4906 (copy_bb): Initialize cached priority.
4907 (reorder_basic_blocks_software_trace_cache): Likewise.
4909 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4912 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4914 (aarch64_comparison_operator): Break overly long line into two.
4915 (aarch64_comparison_operation): Likewise.
4916 * config/aarch64/aarch64.md (cstorecc4): Use
4917 aarch64_comparison_operator_mode instead of
4918 aarch64_comparison_operator.
4919 (cstore<mode>4): Likewise.
4920 (aarch64_cstore<mode>): Likewise.
4921 (*cstoresi_insn_uxtw): Likewise.
4922 (cstore<mode>_neg): Likewise.
4923 (*cstoresi_neg_uxtw): Likewise.
4925 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4928 * config/arm/predicates.md (arm_comparison_operator_mode):
4930 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4931 instead of arm_comparison_operator.
4932 (*mov_negscc): Likewise.
4933 (*mov_notscc): Likewise.
4934 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4935 (*thumb2_mov_negscc): Likewise.
4936 (*thumb2_mov_negscc_strict_it): Likewise.
4937 (*thumb2_mov_notscc): Likewise.
4938 (*thumb2_mov_notscc_strict_it): Likewise.
4940 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4942 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4945 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
4947 * config/visium/visium.c (machine_libfunc_index): New enum.
4948 (machine_libfuncs): New structure.
4949 (visium_libfuncs): New static variable.
4950 (TARGET_INIT_LIBFUNCS): Define to...
4951 (visium_init_libfuncs): ...this. New function.
4952 (expand_block_move_4): Use the appropriate libfunc.
4953 (expand_block_move_2): Likewise.
4954 (expand_block_move_1): Likewise.
4955 (expand_block_set_4): Likewise.
4956 (expand_block_set_2): Likewise.
4957 (expand_block_set_1): Likewise.
4958 (visium_trampoline_init): Likewise.
4960 2016-02-17 Nick Clifton <nickc@redhat.com>
4962 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
4963 TI's devices.csv file as of March 2016.
4965 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
4968 * opts-global.c (handle_common_deferred_options): Introduce and
4969 initialize two global variables to remember command-line options
4970 specifying a stack-limiting register.
4971 * opts.h: Add extern declarations of the two new global variables.
4972 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
4973 variable based on the values of the two new global variables.
4975 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4978 * common.opt (Wnonnull-compare): New warning.
4979 * doc/invoke.texi (-Wnonnull): Remove text about comparison
4980 of arguments against NULL.
4981 (-Wnonnull-compare): Document.
4982 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
4983 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
4984 * passes.def (pass_warn_nonnull_compare): Add.
4985 * gimple-ssa-nonnull-compare.c: New file.
4987 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4989 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
4990 AARCH64_EXTRA_TUNE_RECIP_SQRT.
4992 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4994 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
4995 reciprocal sqrt for -mlow-precision-recip-sqrt.
4997 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4998 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5000 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5001 always use lane loads to construct non-constant vectors.
5003 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5005 * config/aarch64/aarch64.md
5006 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5007 constraints for operand 3.
5008 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5010 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5011 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/69820
5014 * tree-vect-patterns.c (type_conversion_p): Return false if
5015 *orig_type is unsigned single precision or boolean.
5016 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5019 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5021 PR rtl-optimization/69764
5022 PR rtl-optimization/69771
5023 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5024 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5026 2016-02-16 Richard Biener <rguenther@suse.de>
5028 PR tree-optimization/69776
5029 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5031 (indirect_refs_may_alias_p): Likewise.
5032 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5033 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5034 according to tbaa_p.
5035 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5036 (optimize_stmt): For redundant store discovery do not allow tbaa.
5038 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5040 PR tree-optimization/69714
5041 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5042 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5044 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5046 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5047 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5048 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5049 * config/arc/arc.c (arc_init): Check FPU options.
5050 (get_arc_condition_code): Handle new CC_FPU* modes.
5051 (arc_select_cc_mode): Likewise.
5052 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5053 register pair only. Allow access for ARCv2 accumulator.
5054 (gen_compare_reg): Whenever we have FPU support use FPU compare
5056 (arc_reorg): Don't generate brcc insns when FPU compare
5057 instructions are involved.
5058 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5059 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5060 floating point emulation.
5061 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5062 (REVERSE_CONDITION): Add new CC_FPU* modes.
5063 (TARGET_FP_SP_BASE): Define.
5064 (TARGET_FP_DP_BASE): Likewise.
5065 (TARGET_FP_SP_FUSED): Likewise.
5066 (TARGET_FP_DP_FUSED): Likewise.
5067 (TARGET_FP_SP_CONV): Likewise.
5068 (TARGET_FP_DP_CONV): Likewise.
5069 (TARGET_FP_SP_SQRT): Likewise.
5070 (TARGET_FP_DP_SQRT): Likewise.
5071 (TARGET_FP_DP_AX): Likewise.
5072 * config/arc/arc.md (ARCV2_ACC): New constant.
5073 (type): New fpu type attribute.
5074 (SDF): Conditional iterator.
5075 (cstore<mode>, cbranch<mode>): Change expand condition.
5076 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5077 handles FPU/FPX cases as well.
5078 * config/arc/arc.opt (mfpu): New option.
5079 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5081 (adddf3, muldf3, subdf3): Removed.
5082 * config/arc/predicates.md (proper_comparison_operator): Recognize
5084 * config/arc/fpu.md: New file.
5085 * doc/invoke.texi (ARC Options): Document mfpu option.
5087 2016-02-16 Richard Biener <rguenther@suse.de>
5089 PR rtl-optimization/69291
5090 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5091 noce_operand_ok check.
5093 2016-02-16 Tom de Vries <tom@codesourcery.com>
5096 * omp-low.c (simd_clone_create): Remove call to
5097 symtab->call_cgraph_insertion_hooks.
5099 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5101 PR tree-optimization/69802
5102 * tree-ssa-reassoc.c (update_range_test): If op is
5103 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5104 op == 1 test of precision 1 integral op, otherwise handle
5105 that case as op itself. Fix up formatting.
5106 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5109 2016-02-16 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/69586
5112 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5113 types for conversion sources.
5115 2016-02-16 Richard Biener <rguenther@suse.de>
5118 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5119 mask OEP_ADDRESS_OF.
5121 2016-02-16 Alan Modra <amodra@gmail.com>
5124 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5125 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5126 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5128 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5129 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5130 (p8_fmrgow_<mode>): Likewise.
5131 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5133 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5134 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5135 to use movdi_internal64. Remove op0_di.
5136 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5138 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5140 Add support for the FCCMP insn types
5142 * config/aarch64/aarch64.md (fccmp): Change insn type.
5144 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5145 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5146 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5147 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5148 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5149 * config/arm/types.md (fccmps): Add new insn type.
5152 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5154 * alias.c (get_alias_set): Fix a typo in comment.
5156 2016-02-15 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/69595
5159 * match.pd: Complete range test simplification to true.
5161 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5163 PR rtl-optimization/69648
5164 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5165 pic_offset_table_rtx.
5167 PR rtl-optimization/69752
5168 * ira.c (update_equiv_regs): When looking for more than a single SET,
5169 also take other side effects into account.
5171 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5173 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5174 for z900+ CPUs in 31-bit mode.
5176 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5178 * common/config/s390/s390-common.c (s390_supports_split_stack):
5180 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5181 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5182 * config/s390/s390.c (struct machine_function): New field
5183 split_stack_varargs_pointer.
5184 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5185 in s390_emit_prologue.
5186 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5188 (morestack_ref): New global.
5189 (SPLIT_STACK_AVAILABLE): New macro.
5190 (s390_expand_split_stack_prologue): New function.
5191 (s390_live_on_entry): New function.
5192 (s390_va_start): Use split-stack vararg pointer if appropriate.
5193 (s390_asm_file_end): Emit the split-stack note sections.
5194 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5195 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5196 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5197 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5198 (split_stack_prologue): New expand.
5199 (split_stack_space_check): New expand.
5200 (split_stack_data): New insn.
5201 (split_stack_call): New expand.
5202 (split_stack_call_*): New insn.
5203 (split_stack_cond_call): New expand.
5204 (split_stack_cond_call_*): New insn.
5206 2016-02-15 Richard Biener <rguenther@suse.de>
5208 PR tree-optimization/69783
5209 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5210 Add trivially correct cases.
5212 2016-02-15 Tom de Vries <tom@codesourcery.com>
5215 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5217 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5219 2016-02-15 Richard Biener <rguenther@suse.de>
5221 PR tree-optimization/69776
5222 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5223 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5224 indicate whether we can use TBAA to disambiguate against stores.
5225 Use alias-set zero if not.
5226 (visit_reference_op_store): Do not use TBAA when looking up
5228 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5229 (eliminate_dom_walker::before_dom_children): But not when looking
5230 up redundant stores.
5232 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5234 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5236 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5238 * config/i386/znver1.md
5239 (znver1_pop, znver1_pop_mem,
5240 znver1_load_imov_double_store,
5241 znver1_load_imov_direct_store,
5242 znver1_load_imov_direct_load,
5243 znver1_load_imov_double_load): Add new.
5244 (znver1_insn, znver1_insn_load): Add icmov type.
5246 znver1_sseavx_fma_load,
5248 znver1_avx256_fma_load): Fix pipe usage.
5250 2016-02-14 Alan Modra <amodra@gmail.com>
5253 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5254 with an invalid hard reg, reload just the reg not the entire
5255 pre/post-inc/dec address expression.
5257 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5260 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5261 fixed R1_REG scratch reg.
5262 (sibcall_value_pcrel_fdpic): Likewise.
5264 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5268 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5270 2016-02-12 Walter Lee <walt@tilera.com>
5272 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5273 * config/tilegx/t-tilegx: Likewise.
5275 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5278 * diagnostic-show-locus.c (struct line_span): New struct.
5279 (layout::get_first_line): Delete.
5280 (layout::get_last_line): Delete.
5281 (layout::get_num_line_spans): New member function.
5282 (layout::get_line_span): Likewise.
5283 (layout::print_heading_for_line_span_index_p): Likewise.
5284 (layout::get_expanded_location): Likewise.
5285 (layout::calculate_line_spans): Likewise.
5286 (layout::m_first_line): Delete.
5287 (layout::m_last_line): Delete.
5288 (layout::m_line_spans): New field.
5289 (layout::layout): Update comment. Replace m_first_line and
5290 m_last_line with m_line_spans, replacing their initialization
5291 with a call to calculate_line_spans.
5292 (diagnostic_show_locus): When printing source lines and
5293 annotations, rather than looping over a single span
5294 of lines, instead loop over each line_span within
5295 the layout, with an inner loop over the lines within them.
5296 Call the context's start_span callback when changing line spans.
5297 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5298 (diagnostic_build_prefix): Break out the building of the location
5299 part of the string into...
5300 (diagnostic_get_location_text): ...this new function, rewriting
5301 it from nested ternary expressions to a sequence of "if"
5303 (default_diagnostic_start_span_fn): New function.
5304 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5305 (diagnostic_context::start_span): New field.
5306 (default_diagnostic_start_span_fn): New prototype.
5308 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5311 * gcc.c (driver::finalize): Fix cleanup of "specs".
5313 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5317 * gcc.c (driver::driver): Initialize m_option_suggestions.
5318 (driver::~driver): Clean up m_option_suggestions.
5319 (suggest_option): Convert to...
5320 (driver::suggest_option): ...this, and split out into
5321 driver::build_option_suggestions and find_closest_string.
5322 (driver::build_option_suggestions): New function, from
5323 first half of suggest_option. Special-case
5324 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5325 the sanitizer_opts array. For options of enum types, add the
5326 various enum values to the candidate strings.
5327 (driver::handle_unrecognized_options): Remove "const".
5328 * gcc.h (driver::handle_unrecognized_options): Likewise.
5329 (driver::build_option_suggestions): New decl.
5330 (driver::suggest_option): New decl.
5331 (driver::m_option_suggestions): New field.
5332 * opts-common.c (add_misspelling_candidates): New function.
5333 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5334 and make non-static.
5335 * opts.h (sanitizer_opts): New array decl.
5336 (add_misspelling_candidates): New function decl.
5337 * spellcheck.c (find_closest_string): New function.
5338 * spellcheck.h (find_closest_string): New function decl.
5340 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5342 PR rtl-optimization/69764
5343 PR rtl-optimization/69771
5344 * optabs.c (expand_binop_directly): For shift_optab_p, force
5345 convert_modes with VOIDmode if xop1 has VOIDmode.
5347 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5350 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5351 to correctly determine instrumentation thunks.
5353 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5356 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5357 type by reference, force lhs on the call.
5360 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5361 Compute retval and retbnd early in all cases if split_part_return_p
5362 and return_bb is not EXIT. Remove all clobber stmts and reset
5363 all debug stmts that refer to SSA_NAMEs defined in split part,
5364 except if it is retval, in that case replace the old retval with the
5365 lhs of the call to the split part.
5367 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5370 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5373 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5374 whose result is used in PHI.
5375 (maybe_optimize_range_tests): Likewise.
5376 (final_range_test_p): Likweise.
5378 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5381 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5382 whose result is used in PHI.
5383 (maybe_optimize_range_tests): Likewise.
5384 (final_range_test_p): Likweise.
5386 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5388 * cgraph.c: Spelling fixes - behaviour -> behavior and
5389 neighbour -> neighbor.
5390 * target.def: Likewise.
5391 * sel-sched.c: Likewise.
5392 * config/mips/mips.c: Likewise.
5393 * config/arc/arc.md: Likewise.
5394 * config/arm/cortex-a57.md: Likewise.
5395 * config/arm/arm.c: Likewise.
5396 * config/arm/neon.md: Likewise.
5397 * config/arm/arm-c.c: Likewise.
5398 * config/vms/vms-c.c: Likewise.
5399 * config/s390/s390.c: Likewise.
5400 * config/i386/znver1.md: Likewise.
5401 * config/i386/i386.c: Likewise.
5402 * config/ia64/hpux-unix2003.h: Likewise.
5403 * config/msp430/msp430.md: Likewise.
5404 * config/rx/rx.c: Likewise.
5405 * config/rx/rx.md: Likewise.
5406 * config/aarch64/aarch64-simd.md: Likewise.
5407 * config/aarch64/aarch64.c: Likewise.
5408 * config/nvptx/nvptx.c: Likewise.
5409 * config/bfin/bfin.c: Likewise.
5410 * config/cris/cris.opt: Likewise.
5411 * config/rs6000/rs6000.c: Likewise.
5412 * target.h: Likewise.
5413 * spellcheck.c: Likewise.
5414 * ira-build.c: Likewise.
5415 * tree-inline.c: Likewise.
5416 * builtins.c: Likewise.
5417 * lra-constraints.c: Likewise.
5418 * explow.c: Likewise.
5419 * hwint.h: Likewise.
5420 * targhooks.c: Likewise.
5421 * tree-vect-data-refs.c: Likewise.
5423 * doc/tm.texi: Likewise.
5424 * doc/extend.texi: Likewise.
5425 * doc/install.texi: Likewise.
5426 * doc/md.texi: Likewise.
5427 * tree-ssa-tail-merge.c: Likewise.
5428 * sched-int.h: Likewise.
5429 * match.pd: Likewise.
5430 * sched-ebb.c: Likewise.
5431 * target.def (omit_struct_return_reg): Likewise.
5432 * gimple-ssa-isolate-paths.c: Likewise.
5433 (find_implicit_erroneous_behaviour): Renamed to...
5434 (find_implicit_erroneous_behavior): ... this.
5435 (find_explicit_erroneous_behaviour): Renamed to...
5436 (find_explicit_erroneous_behavior): ... this.
5437 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5439 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5441 PR rtl-optimization/64682
5442 PR rtl-optimization/69567
5443 PR rtl-optimization/69737
5444 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5445 in I2 as well, just lose it.
5447 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5449 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5451 (aarch64_last_printed_tune_string): Likewise.
5452 (aarch64_declare_function_name): Only output .arch assembler
5453 directive if it will be different from the previously output
5454 directive. Same for .tune comment but only if -dA is set.
5455 (aarch64_start_file): New function.
5456 (TARGET_ASM_FILE_START): Define.
5458 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5461 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5463 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5466 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5467 -Wmaybe-uninitialized warning.
5469 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5472 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5474 2016-02-11 Richard Biener <rguenther@suse.de>
5476 PR rtl-optimization/69291
5477 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5478 subexpressions affected by changing the result.
5480 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5483 * lra-constraints.c (curr_insn_transform): Find in/out operands
5484 for secondary memory moves. Update dups.
5486 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5488 PR tree-optimization/69652
5489 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5490 to nested loop, did source re-formatting, skip debug statements,
5491 add check on statement with volatile operand, remove dead scalar
5494 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5495 Patrick Palka <ppalka@gcc.gnu.org>
5499 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5500 calls if the return type is TREE_ADDRESSABLE.
5501 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5502 * ipa-split.c (split_function): Fix doubled "we" in comment.
5503 Use void return type for the split part even if
5504 !split_point->split_part_set_retval.
5506 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5508 PR tree-optimization/68021
5509 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5510 when computing the value of biv cand by itself.
5512 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5514 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5515 (cortexa57_tunings): Likewise.
5516 (cortexa72_tunings): Likewise.
5517 (arch_macro_fusion_pair_p): Add support for AES fusion.
5518 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5519 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5520 Allow virtual registers before reload so early scheduling works.
5521 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5522 correct latency and pipeline.
5523 (cortex_a57_crypto_complex): Likewise.
5524 (cortex_a57_crypto_xor): Likewise.
5525 (define_bypass): Add AES bypass.
5527 2016-02-10 Richard Biener <rguenther@suse.de>
5529 PR tree-optimization/69726
5530 * passes.def: Add DCE pass before late uninit.
5531 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5532 really fixup if-conversions job.
5534 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5536 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5537 (arm_cortex_a57_tune): Likewise.
5538 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5539 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5541 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5543 * timevar.def (TV_PHASE_DBGINFO): Delete.
5544 (TV_PHASE_CHECK_DBGINFO): Likewise.
5545 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5547 2016-02-10 Richard Biener <rguenther@suse.de>
5549 PR tree-optimization/69719
5550 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5551 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5553 2016-02-09 Andrew Pinski <apinski@cavium.com>
5556 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5557 get_vcond_mask_icode returns false.
5559 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5562 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5563 an ADDIS that adds a pointer to a large constant that sets the
5564 upper16 bits with a load operation.
5566 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5569 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5571 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5573 (vzipq_s16): Likewise.
5574 (vzipq_s32): Likewise.
5575 (vzipq_f32): Likewise.
5576 (vzipq_u8): Likewise.
5577 (vzipq_u16): Likewise.
5578 (vzipq_u32): Likewise.
5579 (vzipq_p8): Likewise.
5580 (vzipq_p16): Likewise.
5582 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5585 * config/arm/arm.c (neon_endian_lane_map): New function.
5586 (neon_vector_pair_endian_lane_map): New function.
5587 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5588 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5590 (vuzpq_s16): Likewise.
5591 (vuzpq_s32): Likewise.
5592 (vuzpq_f32): Likewise.
5593 (vuzpq_u8): Likewise.
5594 (vuzpq_u16): Likewise.
5595 (vuzpq_u32): Likewise.
5596 (vuzpq_p8): Likewise.
5597 (vuzpq_p16): Likewise.
5599 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5602 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5605 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5607 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5608 truncate const_int operand 1 to QImode.
5610 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5612 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5613 corresponding to an abnormal edge.
5615 2016-02-09 Tom de Vries <tom@codesourcery.com>
5617 PR tree-optimization/69599
5618 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5620 (find_func_aliases_for_builtin_call, find_func_clobbers)
5621 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5624 2016-02-09 Richard Biener <rguenther@suse.de>
5626 PR tree-optimization/69715
5627 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5628 LHS on calls as non-rewritable.
5630 2016-02-09 Tom de Vries <tom@codesourcery.com>
5633 * lto-wrapper.c (append_diag_options): New function.
5634 (compile_offload_image): Call append_diag_options.
5636 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5639 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5640 Minor copy-edit to fix verb tenses.
5642 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5644 PR tree-optimization/69209
5645 * ipa-split.c (split_function): If split part is not
5646 returning retval, retval has gimple type but is not
5647 gimple value, force it into a SSA_NAME first.
5649 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5651 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5654 2016-02-08 Jason Merrill <jason@redhat.com>
5657 * convert.c (convert_to_integer_1): Check dofold on truncation
5659 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5660 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5661 Rename from *_nofold.
5662 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5663 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5665 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5668 * tree.c (build_common_tree_nodes): Remove short_double argument.
5669 All callers changed.
5670 * tree.h (build_common_tree_nodes): Adjust declaration.
5671 * doc/invoke.texi (-fshort-double): Remove documentation.
5672 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5673 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5674 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5675 (append_linker_options): Don't handle OPT_fshort_double.
5677 PR rtl-optimization/68730
5678 * lra-remat.c (insn_to_cand_activation): New static variable.
5679 (lra_remat): Allocate and free it.
5680 (create_cand): New arg activation. Initialize a field in
5681 insn_to_cand_activation if it is nonnull.
5682 (create_cands): Pass the activation insn to create_cand when making
5683 a candidate involving an output reload. Reorganize code a little.
5684 (do_remat): Keep track of active status of candidates in a separate
5687 2016-02-08 Richard Biener <rguenther@suse.de>
5689 PR tree-optimization/69719
5690 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5691 Properly use absolute of the difference of the two offsets to
5692 compare or adjust the segment length.
5694 2016-02-08 Richard Biener <rguenther@suse.de>
5695 Jeff Law <law@redhat.com>
5698 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5699 types for anonymous SSA names.
5701 2016-02-08 Richard Biener <rguenther@suse.de>
5703 PR rtl-optimization/69274
5704 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5706 2016-02-08 Jeff Law <law@redhat.com>
5708 PR tree-optimization/65917
5709 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5710 equivalences from if (x == y) style conditionals.
5711 (loop_depth_of_name): Remove.
5712 (record_equality): Remove loop depth check.
5713 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5714 (const_and_copies::record_const_or_copy_raw): New member function.
5715 * tree-ssa-scopedtables.c
5716 (const_and_copies::record_const_or_copy_raw): New, factored out of
5717 (const_and_copies::record_const_or_copy): Call new member function.
5719 2016-02-05 Jeff Law <law@redhat.com>
5721 PR tree-optimization/68541
5722 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5723 (count_stmts_in_block): New function.
5724 (poor_ifcvt_candidate_code): Likewise.
5725 (is_feasible_trace): Add some heuristics to determine when path
5726 splitting is profitable.
5727 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5728 is a diamond with a single exit.
5730 2016-02-05 Martin Sebor <msebor@redhat.com>
5733 * doc/invoke.texi: Update -Wplacement-new to take an optional
5736 2016-02-06 Richard Henderson <rth@redhat.com>
5739 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5740 out of non-standard address spaces.
5742 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5744 PR rtl-optimization/69691
5745 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5747 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5749 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5750 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5751 (*ieee128_mfvsrd_64bit): Likewise.
5752 (*ieee128_mfvsrd_32bit): Likewise.
5754 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5758 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5760 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5761 instrumented_version.
5763 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5765 * doc/invoke.texi (Optimize Options): In table of --param options
5766 rename second occurrence of tracer-min-branch-ratio to
5767 tracer-min-branch-probability, rename
5768 tracer-min-branch-ratio-feedback to
5769 tracer-min-branch-probability-feedback and clarify description,
5770 rename sched-spec-state-edge-prob-cutoff to
5771 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5772 to selsched-insns-to-rename, rename lto-minpartition to
5773 lto-min-partition, delete reorder-blocks-duplicate and
5774 reorder-blocks-duplicate-feedback.
5776 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5778 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5781 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5783 * doc/extend.texi: S/390: Correct some typos.
5785 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5787 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5789 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5792 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5793 (s390_register_info_gprtofpr): Use new macros above.
5794 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5796 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5797 its name. Adjust restore and save gpr ranges.
5798 (s390_register_info_set_ranges): New function.
5799 (s390_register_info): Use new macros above. Call
5800 s390_register_info_set_ranges.
5801 (s390_optimize_register_info): Likewise.
5802 (s390_hard_regno_rename_ok): Use new macros.
5803 (s390_hard_regno_scratch_ok): Likewise.
5804 (s390_emit_epilogue): Likewise.
5805 (s390_can_use_return_insn): Likewise.
5806 (s390_optimize_prologue): Likewise.
5807 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5809 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5812 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5814 (ix86_option_override_internal): Disable TARGET_STV even for
5815 -m{incoming,preferred}-stack-boundary=3.
5817 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5819 * config.gcc: Mark deprecated rtems targets as obsolete.
5821 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5823 PR rtl-optimization/64682
5824 PR rtl-optimization/69567
5825 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5826 before I2 only if the register is both used and set in I2.
5828 2016-02-04 DJ Delorie <dj@redhat.com>
5830 * config/msp430/msp430.c (msp430_start_function): Add function type.
5832 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5835 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5837 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5839 PR rtl-optimization/69577
5841 2015-10-29 Richard Henderson <rth@redhat.com>
5845 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5846 sse check to the exact conditions of PR 67609.
5848 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5851 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5852 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5853 not allowed into the traditional Altivec registers.
5854 (movtd_64bit_nodm): Likewise.
5855 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5857 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5859 * config/aarch64/cortex-a57-fma-steering.c
5860 (aarch64_register_fma_steering): Remove "static" from arguments
5863 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5866 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5869 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5871 * doc/invoke.texi: Delete -mno-fma4.
5873 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5875 PR rtl-optimization/69577
5876 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5877 (find_subregs_of_mode): Update accordingly. Iterate over partial
5880 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5882 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5883 * config/arm/arm.c (neon_reinterpret): Remove.
5884 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5885 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5886 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5887 vreinterpretti): Remove.
5888 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5889 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5890 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5891 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5892 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5893 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5894 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5895 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5896 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5897 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5898 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5899 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5900 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5901 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5902 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5903 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5904 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5905 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5906 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5907 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5908 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5909 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5910 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5911 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5912 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5913 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5914 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5915 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5916 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5917 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5918 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5919 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5920 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5921 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5922 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5923 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5924 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5925 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5926 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5927 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5928 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5929 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5930 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5931 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5932 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5933 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5934 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5935 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5936 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5937 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5938 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5939 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5940 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5941 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5942 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5943 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5944 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5945 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
5946 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
5947 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
5948 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
5949 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
5950 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
5951 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
5952 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
5953 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
5954 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
5955 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
5956 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
5957 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
5958 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
5959 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
5960 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
5961 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
5962 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
5963 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
5964 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
5965 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
5966 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
5967 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
5968 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
5969 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
5970 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
5971 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
5972 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
5973 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
5974 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
5975 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
5976 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
5977 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
5978 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
5979 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
5980 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
5981 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
5982 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
5983 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
5984 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
5985 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
5986 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
5987 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
5988 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
5989 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
5990 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
5992 2016-02-04 Martin Liska <mliska@suse.cz>
5995 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
5996 that are gimple_store_p.
5997 (maybe_instrument_call): Likewise.
5999 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6001 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6002 register scaling out of memory reference and comment why.
6004 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6008 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6009 folding the source of a SET.
6011 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6015 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6016 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6018 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6022 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6025 2016-02-04 Christian Bruel <christian.bruel@st.com>
6027 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6028 * config/arm/arm.c (arm_set_current_function): Likewise.
6030 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6031 Ilya Enkovich <enkovich.gnu@gmail.com>
6032 H.J. Lu <hongjiu.lu@intel.com>
6035 * config/i386/i386.c (convert_scalars_to_vector): Remove
6036 stack alignment fixes.
6037 (ix86_option_override_internal): Disable TARGET_STV if stack
6038 might not be aligned enough.
6039 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6041 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6043 * gcc/config/i386/x86-tune.def: Disable default prefetching
6046 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6047 Vladimir Makarov <vmakarov@redhat.com>
6050 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6051 in validating fused toc addresses.
6053 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6056 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6057 range->m_caret fields if range->m_show_caret_p is false.
6060 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6061 Force oldval into register if it does not satisfy reg_or_short_operand
6062 predicate. Fix up formatting.
6064 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6065 Alexandre Oliva <aoliva@redhat.com>
6068 * lra-constraints.c (simplify_operand_subreg): Check additionally
6069 address validity after potential reloading.
6070 (process_address_1): Check insns validity. In case of failure do
6073 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6076 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6079 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6081 * wide-int.cc (canonize_uhwi): New function.
6082 (wi::divmod_internal): Use it.
6084 2016-02-02 James Norris <jnorris@codesourcery.com
6086 * gimplify.c (omp_notice_variable): Add usage check.
6088 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6090 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6091 like LE, GE, LT, GT when emitting relational operator.
6093 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6095 * ira-costs.c (find_costs_and_classes): Add extra argument.
6096 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6097 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6098 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6099 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6100 Add best_class parameter, and return it if not ALL_REGS.
6101 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6103 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6106 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6108 * config/aarch64/aarch64.c
6109 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6110 (aarch64_ira_change_pseudo_allocno_class): New function.
6112 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6115 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6117 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6119 * config/avr/avr.c (avr_option_override): Set
6120 PARAM_ALLOW_STORE_DATA_RACES to 1.
6122 2016-02-02 Richard Biener <rguenther@suse.de>
6124 PR tree-optimization/69595
6125 * match.pd: Add range test simplifications to true/false.
6127 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6129 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6130 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6133 2016-02-02 Richard Biener <rguenther@suse.de>
6135 PR tree-optimization/69606
6136 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6137 info on the result before moving a stmt.
6139 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6142 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6143 branch with vector comparison.
6144 * config/i386/sse.md (VI48_AVX): New mode iterator.
6145 (define_expand "cbranch<mode>4): Add support for conditional branch
6146 with vector comparison.
6147 * tree-vect-loop.c (optimize_mask_stores): New function.
6148 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6149 has_mask_store field of vect_info.
6150 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6151 vectorized loops having masked stores after vec_info destroy.
6152 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6153 correspondent macros.
6154 (optimize_mask_stores): Add prototype.
6156 2016-02-02 Alan Modra <amodra@gmail.com>
6159 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6162 2016-02-02 Alan Modra <amodra@gmail.com>
6165 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6166 whenever toc_label_name used.
6167 (rs6000_file_start): Don't set up toc section here,
6168 (rs6000_output_function_epilogue): do so here instead,
6169 (rs6000_xcoff_file_start): and here.
6170 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6171 (load_toc_aix_di): Likewise.
6173 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6175 PR rtl-optimization/69592
6176 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6177 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6178 (num_sign_bit_copies_binary_arith_p): New inline function.
6179 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6181 2016-02-01 Jeff Law <law@redhat.com>
6183 PR tree-optimization/69580
6184 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6185 * tree-ssa-threadbackward.c
6186 (fsm_find_control_statement_thread_paths): Do not try to walk
6187 through large PHI nodes.
6189 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6191 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6192 when count is incremented above limit, don't analyze further
6195 * omp-low.c (oacc_parse_default_dims): Avoid
6196 -Wsign-compare warning, make sure value fits into int
6197 rather than just unsigned int.
6199 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6201 PR tree-optimization/67921
6202 * fold-const.c (split_tree): New parameters. Convert pointer
6203 type variable part to proper type before negating.
6204 (fold_binary_loc): Pass new arguments to split_tree.
6206 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6208 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6209 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6210 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6211 * doc/tm.texti: Rebuilt.
6212 * doc/invoke.texi (fopenacc-dim): Document.
6213 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6214 (append_compiler_options): Likewise.
6215 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6216 (oacc_parse_default_dims): New.
6217 (oacc_validate_dims): Add USED arg. Select non-unity default when
6219 (oacc_loop_fixed_partitions): Return mask of used partitions.
6220 (oacc_loop_auto_partitions): Emit dump info.
6221 (oacc_loop_partition): Return mask of used partitions.
6222 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6223 loop partitioning and validation calls.
6225 2016-02-01 Richard Biener <rguenther@suse.de>
6228 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6230 2016-02-01 Richard Biener <rguenther@suse.de>
6232 PR tree-optimization/69574
6233 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6234 of asserting return chrec_dont_know.
6236 2016-02-01 Martin Liska <mliska@suse.cz>
6238 * mem-stats-traits.h: Add copyright header.
6239 * mem-stats.h: Likewise.
6241 2016-02-01 Richard Biener <rguenther@suse.de>
6243 PR tree-optimization/69579
6244 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6245 Do not propagate through abnormal PHI results.
6247 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6249 * postreload.c (reload_cse_simplify): Remove dead code.
6251 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6253 PR rtl-optimization/69570
6254 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6255 if there is more than one set, not if there is a single set.
6257 2016-02-01 Richard Henderson <rth@redhat.com>
6260 * combine.c (make_compound_operation): When looking through a
6261 subreg, make sure to re-extend to the width of the outer mode.
6263 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6265 PR tree-optimization/69546
6266 * wide-int.cc (wi::divmod_internal): For unsigned division
6267 where both operands fit into uhwi, if o1 is 1 and o0 has
6268 msb set, if divident_prec is larger than bits per hwi,
6269 clear another quotient word and return 2 instead of 1.
6270 Similarly for remainder with msb in HWI set, if dividend_prec
6271 is larger than bits per hwi.
6273 2016-01-29 Martin Jambor <mjambor@suse.cz>
6275 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6276 Use short lowercase names.
6277 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6278 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6279 acq_rel one. Protect warning agains segfaults if
6280 get_memory_order_name returns NULL.
6281 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6282 with release semantics. Do not warn if get_memory_order already did.
6283 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6284 semantics. Fix check for relaxed or acquire semantics. Do not warn
6285 if get_memory_order already did.
6287 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6289 * doc/install.texi: Document that isl-0.16 is supported.
6291 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6294 * config/i386/constraints.md (Bm): Describe as special memory
6296 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6297 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6298 * genpreds.c (struct constraint_data): Add is_special_memory.
6299 (have_special_memory_constraints, special_memory_start): New
6301 (special_memory_end): Ditto.
6302 (add_constraint): Add new arg is_special_memory. Add code to
6303 process its true value. Update have_special_memory_constraints.
6304 (process_define_constraint): Pass the new arg.
6305 (process_define_register_constraint): Ditto.
6306 (choose_enum_order): Process special memory.
6307 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6308 function insn_extra_special_memory_constraint.
6309 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6310 * gensupport.c (process_rtx): Process
6311 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6312 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6313 * ira-lives.c (single_reg_class): Use
6314 insn_extra_special_memory_constraint.
6315 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6316 * lra-constraints.c (process_alt_operands): Ditto.
6317 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6318 * recog.c (asm_operand_ok, preprocess_constraints): Process
6320 * reload.c (find_reloads): Ditto.
6321 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6322 * stmt.c (parse_input_constraint): Use
6323 insn_extra_special_memory_constraint.
6325 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6328 * lra-splill.c (lra_final_code_change): Revert r229087 by
6329 removing all sub-registers.
6331 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6334 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6336 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6339 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6340 SSE1, copy target into the temporary reg first before recursing
6343 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6345 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6348 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6350 * ginclude/stdarg.h: Test __cplusplus instead of
6351 __GXX_EXPERIMENTAL_CXX0X__.
6353 2016-01-29 Richard Biener <rguenther@suse.de>
6355 PR tree-optimization/69547
6356 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6357 Do not mark clobbers necessary.
6358 (mark_all_reaching_defs_necessary_1): Likewise.
6360 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6362 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6363 declaration name with %qs and print it in both error messages.
6364 Also fix indentation.
6366 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6369 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6370 trailing blank line from error message.
6372 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6375 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6378 2016-01-29 Richard Biener <rguenther@suse.de>
6381 * match.pd: Allow all integral types when simplifying a
6382 widening or sign-changing conversion.
6384 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6386 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6387 back to setting codegen_error to fail codegen.
6389 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/constraints.md (C): Only accept constant zero operand.
6393 (BC): New constraint.
6394 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6395 instead of C constraint.
6396 * doc/md.texi (Machine Constraints): Update description
6399 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6402 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6404 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6407 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6410 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6412 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6413 branches if using guessed profile.
6415 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6417 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6419 2016-01-28 Richard Henderson <rth@redhat.com>
6422 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6423 * config/aarch64/aarch64-protos.h: Update.
6424 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6425 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6426 (aarch64_get_condition_code_1): Handle CC_Cmode.
6427 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6428 (*add<mode>3_compareC_cconly_imm): New.
6429 (*add<mode>3_compareC_cconly): New.
6430 (*add<mode>3_compareC_imm): New.
6431 (add<mode>3_compareC): New.
6432 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6433 to be first. Use aarch64_carry_operation.
6434 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6435 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6436 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6437 (subti3): Use subdi3_compare1.
6438 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6439 (sub<mode>3_compare1): New.
6440 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6441 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6442 (*subsi3_carryin_uxtw): Likewise.
6443 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6444 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6445 * config/aarch64/iterators.md (DWI): New.
6446 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6447 (aarch64_borrow_operation): New.
6449 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6451 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6452 message when isl does not return a valid schedule.
6454 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6456 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6457 Remove comments from class declarations: they are already in the code
6460 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6462 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6464 (ternary_op_to_tree): Same.
6465 (unary_op_to_tree): Same.
6466 (nary_op_to_tree): Same.
6467 (gcc_expression_from_isl_expr_op): Same.
6468 (gcc_expression_from_isl_expression): Same.
6469 (graphite_create_new_loop): Same.
6470 (graphite_create_new_loop_guard): Same.
6471 (build_iv_mapping): Same.
6472 (graphite_create_new_guard): Same.
6473 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6474 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6476 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6478 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6479 instead of setting codegen_error to fail codegen.
6481 2016-01-28 Jason Merrill <jason@redhat.com>
6483 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6485 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6487 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6488 Remove CONST_INT_P check in CCMP cost calculation.
6490 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6492 * config/aarch64/aarch64.c (generic_vector_cost):
6493 Set vec_permute_cost.
6494 (cortexa57_vector_cost): Likewise.
6495 (exynosm1_vector_cost): Likewise.
6496 (xgene1_vector_cost): Likewise.
6497 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6498 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6499 Add vec_permute_cost entry.
6501 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6503 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6505 (add<mode>3_compare0): Likewise.
6506 (addsi3_compare0_uxtw): Likewise.
6507 (add<mode>3nr_compare0): Likewise.
6508 (compare_neg<mode>): Likewise.
6509 (<optab><mode>3): Likewise.
6511 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6513 * tree-vect-stmts.c (vectorizable_comparison): Add
6514 NULL check for vectype.
6516 2016-01-28 Richard Biener <rguenther@suse.de>
6518 PR tree-optimization/69466
6519 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6520 Account for PHIs we couldn't duplicate.
6522 2016-01-28 Martin Liska <mliska@suse.cz>
6525 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6526 instead of ENABLE_VALGRIND_CHECKING.
6528 2016-01-27 Richard Henderson <rth@redhat.com>
6531 * lra-remat.c (subreg_regs): New.
6532 (dump_candidates_and_remat_bb_data): Dump it.
6533 (operand_to_remat): Reject if operand in subreg_regs.
6534 (set_bb_regs): Collect subreg_regs.
6535 (lra_remat): Init and free subreg_regs. Compute
6536 calculate_local_reg_remat_bb_data before create_cands.
6538 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6542 change stack_alignment_needed for __tls_get_addr call.
6544 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6546 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6548 2016-01-27 Jeff Law <law@redhat.com>
6550 PR tree-optimization/68398
6551 PR tree-optimization/69196
6552 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6553 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6554 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6555 Only count PHIs in the last block in the path. The others will
6556 const/copy propagate away. Add heuristic to allow more irreducible
6557 subloops to be created when it is likely profitable to do so.
6559 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6560 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6561 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6563 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6566 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6567 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6568 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6569 * tree-streamer-in.c: Include asan.h.
6570 (streamer_get_builtin_tree): For builtins in sanitizer
6571 range call initialize_sanitizer_builtins and retry.
6573 2016-01-27 Ian Lance Taylor <iant@google.com>
6575 * common.opt (fkeep-gc-roots-live): New undocumented option.
6576 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6577 -fkeep-gc-roots-live, skip pointers.
6578 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6581 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6584 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6585 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6587 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6590 * configure.ac: NetBSD provides SSP in its C library.
6591 * configure: Updated.
6593 2016-01-27 Richard Biener <rguenther@suse.de>
6595 PR tree-optimization/69166
6596 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6597 reduction code for commutativity / associativity.
6599 2016-01-27 Martin Jambor <mjambor@suse.cz>
6601 PR tree-optimization/69355
6602 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6603 total_scalarization fails.
6605 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6607 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6610 2016-01-27 Christian Bruel <christian.bruel@st.com>
6613 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6614 Move arm_reset_previous_fndecl and set_target_option_current_node in
6615 the conditional part. Call save_restore_target_globals.
6616 * config/arm/arm.c (arm_set_current_function):
6617 Refactor to better support #pragma target and attribute mix.
6618 Call save_restore_target_globals.
6619 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6621 2016-01-27 Martin Liska <mliska@suse.cz>
6623 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6624 reference for an HSA kernel and its host function.
6626 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6628 PR tree-optimization/69399
6629 * wide-int.h (wi::lrshift): For larger precisions, only
6630 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6632 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6634 * config/arc/predicates.md (proper_comparison_operator): Reject
6635 constant-constant comparison.
6637 2016-01-26 Tom de Vries <tom@codesourcery.com>
6639 PR tree-optimization/69110
6640 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6641 DR_NUM_DIMENSIONS == 0.
6643 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6644 Sebastian Pop <s.pop@samsung.com>
6646 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6647 isl_ast_op_cond and isl_ast_op_select.
6648 (gcc_expression_from_isl_expr_op): Same.
6650 2016-01-26 Jason Merrill <jason@redhat.com>
6653 * tree.c (recompute_constructor_flags): Split out from
6655 (verify_constructor_flags): New.
6656 * tree.h: Declare them.
6658 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6660 PR rtl-optimization/69217
6661 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6662 are no TYPE_FIELDS set for the record type.
6664 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6667 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6668 toc_label_name unconditionally.
6669 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6670 SYMBOL_REF string. Use toc_label_name instead of constructing
6672 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6673 constructing LCTOC1.
6675 2016-01-26 Martin Sebor <msebor@redhat.com>
6678 * doc/extend.texi (Common Type Attributes): Move text that talks about
6679 attribute packed from attribute aligned to the section discussing
6680 the former attribute for clarity.
6682 2016-01-26 Richard Henderson <rth@redhat.com>
6685 * trans-mem.c (tm_region_init): Mark entry block as visited.
6687 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6690 * diagnostic-show-locus.c (layout::print_source_line): Replace
6691 call to pp_newline with call to layout::print_newline.
6692 (layout::print_annotation_line): Likewise.
6693 (layout::move_to_column): Likewise.
6694 (layout::print_any_fixits): After printing any fixits, print a
6695 trailing newline, if necessary.
6696 (layout::print_newline): New method, resetting any colorization
6698 (diagnostic_show_locus): Move the pp_newline to before the
6699 early bailout. Remove dummy block enclosing the layout instance.
6700 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6701 of pp_newline_and_flush with pp_flush.
6702 (diagnostic_append_note): Delete use of pp_newline.
6703 (diagnostic_append_note_at_rich_loc): Delete.
6704 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6705 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6706 when newline characters are added to the buffer.
6708 2016-01-26 Michael Matz <matz@suse.de>
6710 * configure.ac (ac_cv_std_swap_in_utility): New test.
6711 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6712 * configure: Regenerate.
6713 * config.in: Regenerate.
6715 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6717 * config/arc/arc.md (cstoresi4): Force operand into register.
6718 (arcset<code>): Fix predicate.
6719 (arcsetltu): Likewise.
6720 (arcsetgeu): Likewise.
6721 (arcsethi): Likewise.
6722 (arcsetls): Likewise.
6724 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6726 PR tree-optimization/69483
6727 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6728 if base has error_mark_node type.
6730 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6733 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6734 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6736 (vget_lane_f16): Handle big-endian.
6737 (vgetq_lane_f16): Likewise.
6738 (vset_lane_f16): Likewise.
6739 (vsetq_lane_f16): Likewise.
6740 * config/arm/iterators.md (VQXMOV): Add V8HF.
6741 (VDQ): Add V4HF and V8HF.
6742 (V_reg): Handle V4HF and V8HF.
6743 (Is_float_mode): Likewise.
6744 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6745 neon_vdup_nv8hf): New patterns.
6746 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6747 Use VD_LANE iterator.
6748 (neon_vld1_dup<mode>): Use VQ2 iterator.
6750 2016-01-26 Nathan Sidwell <nathan@acm.org>
6752 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6753 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6754 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6755 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6756 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6757 (oacc_validate_dims): Add LEVEL arg, don't return level.
6758 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6760 (execute_oacc_device_lower): Adjust, add more dump output.
6761 * tree-ssa-loop.c (gate_oacc_kernels): Use
6762 oacc_fn_attrib_kernels_p.
6763 * tree-parloops.c (create_parallel_loop): Adjust
6764 set_oacc_fn_attrib call.
6766 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6769 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6770 (append_compiler_options): Handle -fcilkplus.
6771 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6773 2016-01-26 Nick Clifton <nickc@redhat.com>
6776 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6777 been marked as DECL_ONE_ONLY but we do not the means to make it
6778 so, then do not allow it to bind locally.
6780 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6783 * opts.h (parse_sanitizer_options): New prototype.
6784 * opts.c (sanitizer_opts): New array.
6785 (parse_sanitizer_options): New function.
6786 (common_handle_option): Use parse_sanitizer_options.
6788 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6791 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6792 alignment adjustment to ...
6793 (ix86_update_stack_boundary): Here. Don't over-align stack for
6795 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6796 if __tls_get_addr is called.
6798 2016-01-26 Christian Bruel <christian.bruel@st.com>
6800 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6802 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6804 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6806 2016-01-26 Richard Biener <rguenther@suse.de>
6809 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6811 2016-01-26 Richard Biener <rguenther@suse.de>
6813 PR tree-optimization/69452
6814 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6815 (move_computations_dom_walker::before_dom_children): Rename
6817 (move_computations_worker): This.
6818 (move_computations): Perform an RPO rather than a DOM walk.
6820 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6823 * combine.c (combine_instructions): For REG_EQUAL note with
6824 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6825 to the underlying register.
6826 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6827 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6829 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6832 * config/aarch64/aarch64-builtins.c
6833 (aarch64_init_simd_builtin_types): Do not set structural
6834 equality to __Poly{8,16,64,128}_t types.
6836 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6838 PR tree-optimization/69400
6839 * wide-int.cc (wi_pack): Take the precision as argument and
6840 perform canonicalization here rather than in the callers.
6841 Use the main loop to handle all full-width HWIs. Add a
6842 zero HWI if in_len isn't a full result.
6843 (wi::divmod_internal): Update accordingly.
6844 (wi::mul_internal): Likewise. Simplify.
6846 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6847 Sebastian Pop <s.pop@samsung.com>
6849 * graphite-poly.c (apply_poly_transforms): Simplify.
6850 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6851 (print_isl_map): Same.
6852 (print_isl_union_map): Same.
6853 (print_isl_schedule): New.
6854 (debug_isl_schedule): New.
6855 * graphite-dependences.c (scop_get_reads): Do not call
6856 isl_union_map_add_map that is undocumented isl functionality.
6857 (scop_get_must_writes): Same.
6858 (scop_get_may_writes): Same.
6859 (scop_get_original_schedule): Remove.
6860 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6861 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6862 (compute_deps): Remove.
6863 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6864 (debug_schedule_ast): New.
6865 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6866 set_separate_option.
6867 (graphite_regenerate_ast_isl): Add dump.
6868 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6869 from scop->transformed_schedule.
6870 (graphite_regenerate_ast_isl): Add more dump.
6871 * graphite-optimize-isl.c (optimize_isl): Set
6872 scop->transformed_schedule. Check whether schedules are equal.
6873 (apply_poly_transforms): Move here.
6874 * graphite-poly.c (apply_poly_transforms): ... from here.
6875 (free_poly_bb): Static.
6876 (free_scop): Static.
6877 (pbb_number_of_iterations_at_time): Remove.
6878 (print_isl_ast): New.
6879 (debug_isl_ast): New.
6880 (debug_scop_pbb): New.
6881 * graphite-scop-detection.c (print_edge): Move.
6883 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6884 (build_scop_scattering): Remove.
6885 (create_pw_aff_from_tree): Assert instead of bailing out.
6886 (add_condition_to_pbb): Remove unused code, do not fail.
6887 (add_conditions_to_domain): Same.
6888 (add_conditions_to_constraints): Remove.
6889 (build_scop_context): New.
6890 (add_iter_domain_dimension): New.
6891 (build_iteration_domains): Initialize pbb->iterators.
6892 Call add_conditions_to_domain.
6895 (index_outermost_in_loop): New.
6896 (index_pbb_in_loop): New.
6897 (outermost_pbb_in): New.
6898 (add_in_sequence): New.
6899 (add_outer_projection): New.
6900 (outer_projection_mupa): New.
6901 (add_loop_schedule): New.
6902 (build_schedule_pbb): New.
6903 (build_schedule_loop): New.
6904 (embed_in_surrounding_loops): New.
6905 (build_schedule_loop_nest): New.
6906 (build_original_schedule): New.
6907 (build_poly_scop): Call build_original_schedule.
6908 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6909 (free_poly_dr): Remove.
6910 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6911 (free_poly_bb): Remove.
6912 (debug_loop_vec): Remove.
6913 (print_isl_ast): Declare.
6914 (debug_isl_ast): Declare.
6915 (scop_do_interchange): Remove.
6916 (scop_do_strip_mine): Remove.
6917 (scop_do_block): Remove.
6918 (flatten_all_loops): Remove.
6919 (optimize_isl): Remove.
6920 (pbb_number_of_iterations_at_time): Remove.
6921 (debug_scop_pbb): Declare.
6922 (print_schedule_ast): Declare.
6923 (debug_schedule_ast): Declare.
6924 (struct scop): Remove schedule. Add original_schedule,
6925 transformed_schedule.
6926 (free_gimple_poly_bb): Remove.
6927 (print_generated_program): Remove.
6928 (debug_generated_program): Remove.
6929 (unify_scattering_dimensions): Remove.
6930 * sese.c (print_edge): ... here.
6931 (print_sese): ... here.
6932 (debug_edge): ... here.
6933 (debug_sese): ... here.
6934 * sese.h (print_edge): Declare.
6935 (print_sese): Declare.
6936 (dump_edge): Declare.
6937 (dump_sese): Declare.
6939 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6940 Sebastian Pop <s.pop@samsung.com>
6942 * Makefile.in: Set ISLVER in site.exp.
6944 2016-01-25 Jakub Jelinek <jakub@redhat.com>
6946 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
6947 DECL_VALUE_EXPR of new_var even for the non-array case. Look
6948 through DECL_VALUE_EXPR for expansion.
6950 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6952 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
6953 the frame info after reload completed.
6955 2016-01-25 Jeff Law <law@redhat.com>
6957 PR tree-optimization/69196
6958 PR tree-optimization/68398
6959 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
6960 tree-ssa-threadupdate.c.
6961 (determine_bb_domination_status): Prototype
6962 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
6963 (determine_bb_domination_status): No longer static.
6964 (valid_jump_thread_path): Remove code to detect characteristics
6965 of the jump thread path not associated with correctness.
6966 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
6967 Correct test for thread path length. Count PHIs for real operands as
6968 statements that need to be copied. Do not count ASSERT_EXPRs.
6969 Look at all the blocks in the thread path. Compute and selectively
6970 filter thread paths based on threading through the latch, threading
6971 a multiway branch or crossing a multiway branch.
6973 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6975 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
6976 decl with __attribute__ ((unused)) annotation.
6978 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
6981 * tree-vect-stmts.c (vectorizable_condition): Check vectype
6982 of operands is compatible with a statement vectype.
6984 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
6986 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
6987 improve wording for mixed storage order support.
6989 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
6991 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
6992 (vcvt_u64_f64): Likewise.
6993 (vcvta_s64_f64): Likewise.
6994 (vcvta_u64_f64): Likewise.
6995 (vcvtm_s64_f64): Likewise.
6996 (vcvtm_u64_f64): Likewise.
6997 (vcvtn_s64_f64): Likewise.
6998 (vcvtn_u64_f64): Likewise.
6999 (vcvtp_s64_f64): Likewise.
7000 (vcvtp_u64_f64): Likewise.
7002 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7004 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7005 (arc_init): Check validity mll64 option.
7006 (arc_save_restore): Use double load/store instruction.
7007 (arc_expand_movmem): Likewise.
7008 (arc_split_move): Don't split if we have double load/store
7009 instructions. Returns a boolean.
7010 (arc_process_double_reg_moves): Change function to return boolean
7011 instead of a sequence of instructions.
7012 (arc_dwarf_register_span): New function.
7013 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7014 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7015 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7016 (*movdf_insn): Likewise.
7017 * config/arc/arc.opt (mll64): New option.
7018 * config/arc/predicates.md (even_register_operand): New predicate.
7019 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7021 2016-01-25 Richard Biener <rguenther@suse.de>
7024 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7025 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7027 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7029 2016-01-25 Richard Biener <rguenther@suse.de>
7031 PR tree-optimization/69376
7032 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7034 (VN_INFO_ANTI_RANGE_P): New inline.
7035 (VN_INFO_RANGE_TYPE): Likewise.
7036 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7037 SSA_NAME_ANTI_RANGE_P.
7038 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7039 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7040 Properly query VN_INFO_RANGE_TYPE.
7042 2016-01-25 Nick Clifton <nickc@redhat.com>
7045 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7047 2016-01-23 Tom de Vries <tom@codesourcery.com>
7049 PR tree-optimization/69426
7050 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7053 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7055 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7056 "the the" with "the" in the comments.
7057 * ipa-devirt.c (build_type_inheritance_graph,
7058 update_type_inheritance_graph): Likewise.
7059 * tree.c (build_function_type_list_1): Likewise.
7060 * cfgloopmanip.c (scale_loop_profile): Likewise.
7061 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7062 * gimple-ssa-split-paths.c
7063 (find_block_to_duplicate_for_splitting_paths): Likewise.
7064 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7065 * expr.c (convert_move): Likewise.
7066 * var-tracking.c (vt_stack_adjustments): Likewise.
7067 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7068 * tree-vrp.c (test_for_singularity): Likewise.
7070 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7071 directly instead of building a temporary tree.
7074 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7075 remove <algorithm> include.
7077 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7080 * config/i386/i386.c: Include dojump.h.
7081 (expand_small_movmem_or_setmem,
7082 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7084 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7085 if dynamic_check != -1.
7087 2016-01-21 Jeff Law <law@redhat.com>
7090 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7091 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7092 into dominated_by_p.
7093 (cprop_into_successor_phis): Avoid unnecessary tests.
7095 2016-01-22 Richard Henderson <rth@redhat.com>
7098 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7099 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7101 2016-01-22 Michael Matz <matz@suse.de>
7103 * system.h (string, algorithm): Include only conditionally.
7104 (new): Include always under C++.
7105 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7106 * final.c (toplevel): Ditto.
7107 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7108 * genconditions.c (write_header): Make gencondmd.c define
7110 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7112 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7113 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7115 2016-01-22 Christian Bruel <christian.bruel@st.com>
7118 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7120 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7123 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7124 define_insn_and_split. Ensure operands[1] and operands[0] do not
7125 get assigned the same register.
7127 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7129 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7131 2016-01-22 Christian Bruel <christian.bruel@st.com>
7133 * config/arm/arm-c.c (arm_pragma_target_parse):
7134 Remove warn_builtin_macro_redefined overwrite.
7136 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7138 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7139 flag_non_call_exceptions compatibility.
7141 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7144 * dwarf2out.c (add_child_die_after): New function.
7145 (dwarf_qual_info_t): New type.
7146 (dwarf_qual_info): New variable.
7147 (qualified_die_p): New function.
7148 (modified_type_die): For -fdebug-types-section, ensure
7149 canonical order of qualifiers. Put qualified DIEs adjacent
7150 to the corresponding non-qualified type DIE and search there
7151 for existing qualified DIEs.
7153 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7155 * doc/extend.texi (scalar_storage_order type attribute): Document
7156 restriction on type punning and aliasing, and remove future tense.
7158 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7161 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7164 2016-01-21 Jeff Law <law@redhat.com>
7167 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7168 useless call to record_temporary_equivalences.
7169 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7170 allocate 10 slots in the bb_path vector and let it grow as needed.
7171 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7174 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7176 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7178 * configure: Regenerate.
7180 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7182 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7183 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7185 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7188 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7189 drop EXPAND_INITIALIZER.
7190 * rtl.h (contains_symbolic_reference_p): Declare.
7191 * rtlanal.c (contains_symbolic_reference_p): New function.
7192 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7193 a subtraction into a NOT if symbolic constants are involved.
7195 2016-01-21 Anton Blanchard <anton@samba.org>
7196 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7199 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7201 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7204 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7206 * config/microblaze/microblaze.c
7207 (get_branch_target): New.
7208 (insert_wic_for_ilb_runout): New.
7210 (microblaze_machine_dependent_reorg): New.
7211 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7212 * config/microblaze/microblaze.md
7213 (UNSPEC_IPREFETCH): Define.
7214 (iprefetch): New pattern
7215 * config/microblaze/microblaze.opt
7216 (mxl-prefetch): New flag.
7218 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7220 * config/microblaze/microblaze.h
7221 (FIXED_REGISTERS): Update in macro.
7222 (CALL_USED_REGISTERS): Update in macro.
7224 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7226 PR rtl-optimization/68920
7227 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7230 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7232 PR rtl-optimization/68990
7233 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7234 pseudo instead of inheritance ones.
7236 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7237 Nick Clifton <nickc@redhat.com>
7241 * config/mips/mips.c (mips_compute_frame_info): Initialise
7242 args_size and hard_frame_pointer_offset fields of the frame
7243 structure before calling mips_global_pointer.
7245 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7247 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7249 * configure: Regenerate.
7251 2016-01-21 Richard Biener <rguenther@suse.de>
7253 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7255 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7257 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7258 to actually emit the .size directive.
7260 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7261 Jakub Jelinek <jakub@redhat.com>
7265 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7266 args array size by one to avoid buffer overflow.
7268 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7270 * config/s390/s390.md (pool_section_start): Use switch_to_section
7271 to select proper read-only data section instead of hardcoding
7273 (pool_section_end): Use switch_to_section to match the above.
7275 2016-01-21 Richard Biener <rguenther@suse.de>
7277 PR tree-optimization/69378
7278 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7279 (set_ssa_val_to): Use it for dominance checks taking into
7280 account not executable edges.
7282 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7285 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7286 for bitsize instead of GET_MODE_PRECISION (mode).
7288 2016-01-20 Martin Sebor <msebor@redhat.com>
7291 * extend.texi (__sync Builtins): Clarify the semantics of
7292 __sync_fetch_and_OP built-ins on pointers.
7293 (__atomic Builtins): Same.
7295 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7296 Sebastian Pop <s.pop@samsung.com>
7298 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7299 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7300 (is_valid_rename): Same.
7301 (translate_isl_ast_to_gimple::get_rename): Same.
7302 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7303 (translate_isl_ast_to_gimple::rename_uses): Same.
7304 (get_new_name): Check for close_phi nodes.
7305 (copy_loop_phi_args): Use phi_node_kind.
7306 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7307 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7309 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7310 Sebastian Pop <s.pop@samsung.com>
7312 Revert commit r229783.
7313 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7314 Remove use of parameter_rename_map.
7316 (copy_internal_parameters): Remove.
7317 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7318 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7319 (free_sese_info): Do not free parameter_rename_map.
7320 (set_rename): Do not use parameter_rename_map.
7321 (rename_uses): Update call to set_rename.
7322 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7323 * sese.h (parameter_rename_map_t): Remove.
7324 (struct sese_info_t): Remove field parameter_rename_map.
7326 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7327 Sebastian Pop <s.pop@samsung.com>
7329 * graphite-isl-ast-to-gimple.c: Fix comment.
7330 * graphite-scop-detection.c (defined_in_loop_p): New.
7331 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7332 names defined in loop.
7334 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7335 Sebastian Pop <s.pop@samsung.com>
7337 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7338 Discard unstructured if-then-else regions.
7340 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7341 Sebastian Pop <s.pop@samsung.com>
7343 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7344 (cleanup_loop_iter_dom): Remove.
7345 (build_loop_iteration_domains): Remove.
7346 (build_scop_context): Remove.
7347 (build_scop_iteration_domain): Remove.
7348 (add_loop_constraints): New.
7349 (build_iteration_domains): New.
7350 (build_poly_scop): Call build_iteration_domains.
7352 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7353 Sebastian Pop <s.pop@samsung.com>
7355 * graphite-scop-detection.c
7356 (scop_detection::harmful_loop_in_region): Free dom and loops.
7357 (scop_detection::loop_body_is_valid_scop): Free bbs.
7359 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7360 Sebastian Pop <s.pop@samsung.com>
7362 * graphite-scop-detection.c (record_loop_in_sese): New.
7363 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7364 (build_scops): Remove call to build_sese_loop_nests.
7365 * sese.c (sese_record_loop): Remove.
7366 (build_sese_loop_nests): Remove.
7367 (new_sese_info): Remove region->loops.
7368 (free_sese_info): Same.
7369 * sese.h (sese_contains_loop): Same.
7370 (build_sese_loop_nests): Remove.
7371 (sese_contains_loop): Remove.
7373 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7374 Sebastian Pop <s.pop@samsung.com>
7376 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7377 loop_is_valid_in_scop.
7378 (scop_detection::harmful_stmt_in_region): Renamed
7379 harmful_loop_in_region.
7380 Call loop_is_valid_in_scop.
7382 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7383 Sebastian Pop <s.pop@samsung.com>
7385 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7388 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7389 Sebastian Pop <s.pop@samsung.com>
7391 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7392 * graphite.h (struct poly_bb): Remove field is_reduction.
7393 (PBB_IS_REDUCTION): Remove.
7395 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7396 Sebastian Pop <s.pop@samsung.com>
7398 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7399 (add_pdr_constraints): Same.
7400 (scop_get_reads): Same.
7401 (scop_get_must_writes): Same.
7402 (scop_get_may_writes): Same.
7403 (scop_get_original_schedule): Same.
7404 (extend_schedule): Same.
7405 (apply_schedule_on_deps): Same.
7406 (carries_deps): Same.
7407 (compute_deps): Same.
7408 (scop_get_dependences): Same.
7409 * graphite-isl-ast-to-gimple.c
7410 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7411 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7412 (get_schedule_for_band_list): Same.
7413 (get_schedule_map): Same.
7414 (apply_schedule_map_to_scop): Same.
7415 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7416 (build_loop_iteration_domains): Same.
7417 (add_condition_to_pbb): Same.
7418 (add_param_constraints): Same.
7419 (pdr_add_memory_accesses): Same.
7420 (pdr_add_data_dimensions): Same.
7422 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7424 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7427 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7429 * common.opt (feliminate-dwarf2-dups): Replace references to
7430 "DWARF 2" with just "DWARF".
7431 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7432 * doc/extend.texi: Likewise.
7433 * doc/cpp.texi: Likewise.
7434 * doc/invoke.texi: Likewise.
7435 (Option Summary): Add -gdwarf to list of Debugging Options.
7436 (Debugging Options): Document -gdwarf.
7437 * doc/contrib.texi: Spell "DWARF" like that.
7439 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7441 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7442 warning. Fix up formatting.
7445 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7446 attempt to mark memory input operand addressable and
7447 call prepare_gimple_addressable in that case. Don't adjust
7448 input_location for diagnostics, use error_at instead.
7450 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7452 * config/rs6000/ppc-auxv.h: New file.
7453 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7455 (cpu_supports): Likewise.
7456 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7457 (cpu_is_info): New variable.
7458 (cpu_supports_info): Likewise.
7459 (tcb_verification_symbol): Likewise.
7460 (cpu_builtin_p): Likewise.
7461 (cpu_expand_builtin): New function.
7462 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7463 (rs6000_init_builtins): Likewise.
7464 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7465 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7466 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7467 * configure: Regenerate.
7468 * config.in: Likewise.
7469 * doc/extend.texi (PowerPC Built-in Functions): Document
7470 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7472 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7475 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7477 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7480 2016-01-20 Richard Henderson <rth@redhat.com>
7486 * tree.c (tm_define_builtin): New.
7487 (find_tm_vector_type): New.
7488 (build_tm_vector_builtins): New.
7489 (build_common_builtin_nodes): Call it.
7491 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7493 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7494 (arm_fp_ok): Likewise.
7496 (arm_crypto): Likewise.
7498 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7499 Richard Biener <rguenther@suse.de>
7501 PR tree-optimization/69328
7502 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7503 vectors have same number of elements.
7504 (vectorizable_condition): Fix masked version recognition.
7506 2016-01-20 Richard Biener <rguenther@suse.de>
7508 PR tree-optimization/69345
7509 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7510 (VN_INFO_PTR_INFO): Likewise.
7511 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7512 info when it is equal between non-dominating SSA names.
7513 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7514 Make sure to look at original SSA infos.
7516 2016-01-20 Jeff Law <law@redhat.com>
7519 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7521 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7522 (pc_or_label_operand): New predicate.
7523 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7524 tests for small integers that are 2^n - 1.
7526 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7528 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7530 2016-01-19 Jeff Law <law@redhat.com>
7533 * tree-ssa-threadbackwards.c
7534 (fsm_find_control_statement_thread_paths): Do not try to lookup
7535 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7537 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7539 * doc/lto.texi: Remove text that says only Gold has linker plugin
7542 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7544 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7545 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7546 the DIE accordingly.
7547 (modified_type_die): Add REVERSE parameter and pass it recursively,
7548 as well as to base_type_die. Adjust presence check accordingly.
7549 (base_type_for_mode): Adjust call to modified_type_die.
7550 (add_type_attribute): Add REVERSE parameter and pass it to
7552 (generic_parameter_die): Adjust call to add_type_attribute.
7553 (add_scalar_info): Likewise.
7554 (add_subscript_info): Likewise.
7555 (gen_array_type_die): Likewise.
7556 (gen_descr_array_type_die): Likewise.
7557 (gen_entry_point_die): Likewise.
7558 (gen_enumeration_type_die): Likewise.
7559 (gen_formal_parameter_die): Likewise.
7560 (gen_subprogram_die): Likewise.
7561 (gen_variable_die ): Likewise.
7562 (gen_const_die): Likewise.
7563 (gen_field_die): Likewise.
7564 (gen_pointer_type_die): Likewise.
7565 (gen_reference_type_die): Likewise.
7566 (gen_ptr_to_mbr_type_die): Likewise.
7567 (gen_inheritance_die): Likewise.
7568 (gen_subroutine_type_die): Likewise.
7569 (gen_typedef_die): Likewise.
7570 (force_type_die): Adjust call to modified_type_die.
7572 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7574 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7575 flow throughout the file. Fix broken link to Objective-C 2.0
7577 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7580 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7582 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7584 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7587 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7588 (maybe_record_node): Record cxa_pure_virtual as the only possible
7589 target if there are not ohter candidates.
7590 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7592 2016-01-19 Richard Biener <rguenther@suse.de>
7594 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7595 (get_memory_order): Likewise.
7597 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7599 * tree-vect-stmts.c (vectorizable_store): Check
7602 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7605 * gcc.c (driver::decode_argv): Add call to
7606 init_opts_obstack before init_options_struct.
7607 * opts.c (init_opts_obstack): Remove idempotency.
7608 (init_options_struct): Replace call to init_opts_obstack
7609 with a gcc_assert to verify that it has already been called.
7610 * toplev.c (toplev::main): Add call to init_opts_obstack before
7611 calls to init_options_struct.
7612 (toplev::finalize): Move cleanup of opts_obstack next to
7613 cleanup of save_decoded_options, clearing the latter, and
7614 save_decoded_options_count.
7616 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7619 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7620 attribute to unconditional. Remove %? from output template.
7622 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7623 Jiong Wang <jiong.wang@arm.com>
7625 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7626 generated from different expand order.
7628 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7630 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7631 Add support for CCMP costing.
7633 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7635 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7636 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7637 (fccmpe<mode>): Likewise.
7638 (fcmp): Rename to fcmp and globalize pattern.
7640 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7641 (aarch64_gen_ccmp_next): Add FP support.
7643 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7645 * target.def (gen_ccmp_first): Update documentation.
7646 (gen_ccmp_next): Likewise.
7647 * doc/tm.texi (gen_ccmp_first): Update documentation.
7648 (gen_ccmp_next): Likewise.
7649 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7650 expand_ccmp_expr_1. Improve comments.
7651 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7652 (ccmp_ior<mode>): Remove pattern.
7653 (cmp<mode>): Remove expand.
7654 (cmp): Globalize pattern.
7655 (cstorecc4): Use cc_register.
7656 (mov<mode>cc): Remove ccmp_cc_register check.
7657 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7658 Simplify after removal of CC_DNE/* modes.
7659 (aarch64_ccmp_mode_to_code): Remove.
7660 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7661 In 'k' case use integer as condition.
7662 (aarch64_nzcv_codes): Remove inverted cases.
7663 (aarch64_code_to_ccmode): Remove.
7664 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7665 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7666 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7667 pattern. Return the comparison with CC register. Invert conditions
7669 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7670 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7672 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7674 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7675 instrumented_version.
7677 2016-01-19 Richard Biener <rguenther@suse.de>
7679 PR tree-optimization/69336
7680 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7681 handled components with get_ref_base_and_extent.
7682 (equal_mem_array_ref_p): Adjust.
7684 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7687 * shrink-wrap.c: Include valtrack.h.
7688 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7689 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7690 in between insn and where it will be moved to. Call
7691 dead_debug_insert_temp.
7692 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7693 first and dead_debug_local_finish at the end.
7694 For uses and defs bitmap, handle all regs in between REGNO and
7695 END_REGNO, not just the first one.
7697 2016-01-19 Richard Biener <rguenther@suse.de>
7699 PR tree-optimization/69352
7700 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7701 (equal_mem_array_ref_p): Constrain size and max size properly.
7702 Compare the reverse flag.
7704 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7706 * ira.c (ira): Update regstat data if we deleted insns.
7708 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7710 PR rtl-optimization/68955
7711 PR rtl-optimization/64557
7712 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7713 here. Fix up formatting.
7714 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7716 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7719 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7720 assume that the node has body.
7721 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7724 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7726 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7729 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7731 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7732 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7734 2016-01-19 Martin Jambor <mjambor@suse.cz>
7735 Martin Liska <mliska@suse.cz>
7736 Michael Matz <matz@suse.de>
7738 * Makefile.in (OBJS): Add new source files.
7739 (GTFILES): Add hsa.c.
7740 * common.opt (disable_hsa): New variable.
7741 (-Whsa): New warning.
7742 * config.in (ENABLE_HSA): New.
7743 * configure.ac: Treat hsa differently from other accelerators.
7744 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7746 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7747 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7748 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7750 * doc/invoke.texi (-Whsa): Document.
7751 (hsa-gen-debug-stores): Likewise.
7752 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7753 to invoke offload compiler for hsa acclerator.
7754 * opts.c (common_handle_option): Determine whether HSA offloading
7755 should be performed.
7756 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7757 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7758 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7759 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7760 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7761 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7762 GF_OMP_FOR_KIND_GRID_LOOP.
7763 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7764 (pp_gimple_stmt_1): Likewise.
7765 * gimple-walk.c (walk_gimple_stmt): Likewise.
7766 * gimple.c (gimple_build_omp_grid_body): New function.
7767 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7768 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7769 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7770 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7771 GF_OMP_TEAMS_GRID_PHONY.
7772 (gimple_statement_omp_single_layout): Updated comments.
7773 (gimple_build_omp_grid_body): New function.
7774 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7775 (gimple_omp_for_grid_phony): New function.
7776 (gimple_omp_for_set_grid_phony): Likewise.
7777 (gimple_omp_parallel_grid_phony): Likewise.
7778 (gimple_omp_parallel_set_grid_phony): Likewise.
7779 (gimple_omp_teams_grid_phony): Likewise.
7780 (gimple_omp_teams_set_grid_phony): Likewise.
7781 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7782 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7783 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7784 (BUILT_IN_GOMP_TARGET): Updated type.
7785 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7786 (adjust_for_condition): New function.
7787 (get_omp_for_step_from_incr): Likewise.
7788 (extract_omp_for_data): Moved parts to adjust_for_condition and
7789 get_omp_for_step_from_incr.
7790 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7791 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7792 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7793 (scan_omp_parallel): Do not create child functions for phony
7795 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7796 (scan_omp_1_op): Checking assert we are not remapping to
7797 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7798 (parallel_needs_hsa_kernel_p): New function.
7799 (expand_parallel_call): Register apprpriate parallel child
7800 functions as HSA kernels.
7801 (grid_launch_attributes_trees): New type.
7802 (grid_attr_trees): New variable.
7803 (grid_create_kernel_launch_attr_types): New function.
7804 (grid_insert_store_range_dim): Likewise.
7805 (grid_get_kernel_launch_attributes): Likewise.
7806 (get_target_argument_identifier_1): Likewise.
7807 (get_target_argument_identifier): Likewise.
7808 (get_target_argument_value): Likewise.
7809 (push_target_argument_according_to_value): Likewise.
7810 (get_target_arguments): Likewise.
7811 (expand_omp_target): Call get_target_arguments instead of looking
7812 up for teams and thread limit.
7813 (grid_expand_omp_for_loop): New function.
7814 (grid_arg_decl_map): New type.
7815 (grid_remap_kernel_arg_accesses): New function.
7816 (grid_expand_target_kernel_body): New function.
7817 (expand_omp): Call it.
7818 (lower_omp_for): Do not emit phony constructs.
7819 (lower_omp_taskreg): Do not emit phony constructs but create for them
7820 a temporary variable receiver_decl.
7821 (lower_omp_taskreg): Do not emit phony constructs.
7822 (lower_omp_teams): Likewise.
7823 (lower_omp_grid_body): New function.
7824 (lower_omp_1): Call it.
7825 (grid_reg_assignment_to_local_var_p): New function.
7826 (grid_seq_only_contains_local_assignments): Likewise.
7827 (grid_find_single_omp_among_assignments_1): Likewise.
7828 (grid_find_single_omp_among_assignments): Likewise.
7829 (grid_find_ungridifiable_statement): Likewise.
7830 (grid_target_follows_gridifiable_pattern): Likewise.
7831 (grid_remap_prebody_decls): Likewise.
7832 (grid_copy_leading_local_assignments): Likewise.
7833 (grid_process_kernel_body_copy): Likewise.
7834 (grid_attempt_target_gridification): Likewise.
7835 (grid_gridify_all_targets_stmt): Likewise.
7836 (grid_gridify_all_targets): Likewise.
7837 (execute_lower_omp): Call grid_gridify_all_targets.
7838 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7839 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7840 (tree_omp_clause): Added union field dimension.
7841 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7842 * tree.c (omp_clause_num_ops): Added number of arguments of
7843 OMP_CLAUSE__GRIDDIM_.
7844 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7845 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7846 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7847 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7848 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7849 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7850 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7851 * tree-pass.h (make_pass_gen_hsail): Declare.
7852 (make_pass_ipa_hsa): Likewise.
7853 * ipa-hsa.c: New file.
7854 * lto-section-in.c (lto_section_name): Add hsa section name.
7855 * lto-streamer.h (lto_section_type): Add hsa section.
7856 * timevar.def (TV_IPA_HSA): New.
7857 * hsa-brig-format.h: New file.
7858 * hsa-brig.c: New file.
7859 * hsa-dump.c: Likewise.
7860 * hsa-gen.c: Likewise.
7863 * toplev.c (compile_file): Call hsa_output_brig.
7864 * hsa-regalloc.c: New file.
7866 2016-01-18 Jeff Law <law@redhat.com>
7868 PR tree-optimization/69320
7869 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7870 ranged object, do nothing if the RHS constant is not [0..1].
7871 (optimize_stmt): Comparing a boolean ranged object against a
7872 constant outside [0..1] results in a compile-time constant.
7874 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7877 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7879 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7880 (Option Summary): Update to reflect new section and moved options.
7881 (C++ Dialect Options): Move -fstats to new section.
7882 (Debugging Options): Move all dump, statistics, and other GCC
7883 developer options to new section. Rewrite section introduction
7884 and re-order remaining options to put the more basic ones first.
7885 (Optimization Options): Move -fira-verbose and -flto-report* to
7887 (Developer Options): New section incorporating moved options.
7888 * doc/cppopts.texi (-dM): Update cross-reference.
7890 2016-01-18 Richard Henderson <rth@redhat.com>
7893 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7894 operands to pseudo only if CSE is expected. Split long immediate
7895 operands only after reload, and for the stack pointer.
7896 (*add<GPI>3_pluslong): Remove.
7897 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7898 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7899 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7900 (*add<GPI>3 peepholes): New.
7901 (*add<GPI>3 splitters): New.
7902 * config/aarch64/constraints.md (Upl): New.
7903 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7905 2016-01-18 Richard Biener <rguenther@suse.de>
7907 PR tree-optimization/69297
7908 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7910 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7912 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7915 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7916 of mixind vector and scalar types.
7917 (fold_relational_const): Add handling of vector
7918 comparison with boolean result.
7919 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7920 comparison of vector operands with boolean result for EQ/NE only.
7921 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7922 (verify_gimple_cond): Likewise.
7923 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7926 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7928 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7931 2016-01-18 Richard Biener <rguenther@suse.de>
7934 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7936 2016-01-18 Tom de Vries <tom@codesourcery.com>
7938 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7940 2016-01-18 Tom de Vries <tom@codesourcery.com>
7942 * omp-low.c (set_oacc_fn_attrib): Make extern.
7943 * omp-low.h (set_oacc_fn_attrib): Declare.
7944 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7945 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
7946 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
7947 Add and handle function parameter oacc_kernels_p.
7948 (find_reduc_addr, get_omp_data_i_param): New function.
7949 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
7950 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
7951 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
7952 Calculate dominance info. Skip loops that are not in a kernels region
7953 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
7954 (pass_parallelize_loops::execute): Call parallelize_loops with
7955 oacc_kernels_p argument.
7956 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
7957 New member function.
7958 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
7959 * passes.def: Add argument to pass_parallelize_loops instantation.
7961 2016-01-18 Tom de Vries <tom@codesourcery.com>
7963 * tree-parloops.c (pass_parallelize_loops::execute): Allow
7964 pass_parallelize_loops to be run outside the loop pipeline.
7966 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7968 * tree-scalar-evolution.c (follow_copies_to_constant): New.
7969 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
7971 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7974 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
7975 using get_ref_base_and_extent.
7976 (equal_mem_array_ref_p): New.
7977 (hashable_expr_equal_p): Add call to previous.
7979 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7982 * tree-sra.c (disqualified_constants, constant_decl_p): New.
7983 (sra_initialize): Allocate disqualified_constants.
7984 (sra_deinitialize): Free disqualified_constants.
7985 (disqualify_candidate): Update disqualified_constants when appropriate.
7986 (create_access): Scan for constant-pool entries as we go along.
7987 (scalarizable_type_p): Add check against type_contains_placeholder_p.
7988 (maybe_add_sra_candidate): Allow constant-pool entries.
7989 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
7990 (initialize_constant_pool_replacements): New.
7991 (sra_modify_assign): Avoid mangling assignments created by previous,
7992 and don't generate writes into constant pool.
7993 (sra_modify_function_body): Call initialize_constant_pool_replacements.
7995 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7997 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
7999 (scalar_chain::convert_op): Likewise.
8000 * config/i386/i386.md (*andndi3_doubleword): New.
8002 2016-01-18 Richard Biener <rguenther@suse.de>
8004 PR tree-optimization/69170
8005 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8006 building a vector from scalar results of a pattern stmt.
8008 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8010 * haifa-sched.c (autopref_multipass_init): Work around
8011 -Wmaybe-uninitialized warning.
8013 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8015 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8016 against the constant 0.
8018 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8020 PR tree-optimization/68799
8021 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8022 look up phi candidates in the statement-candidate map.
8023 (phi_add_costs): Likewise.
8024 (record_phi_increments): Likewise.
8025 (phi_incr_cost): Likewise.
8026 (ncd_with_phi): Likewise.
8027 (all_phi_incrs_profitable): Likewise.
8029 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8031 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8032 -Wmaybe-uninitialized warning.
8034 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8036 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8037 (Option Summary): Update to reflect new section and moved options.
8038 (C++ Dialect Options): Move -fvtable-verify and related options.
8039 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8040 and profiling-related options.
8041 (Optimization Options): Move profile generation options and
8042 -fstack-protector and related options.
8043 (Instrumentation Options): New section incorporating moved options.
8044 (Code Generation Options): Move -finstrument-functions and
8045 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8047 2016-01-16 Tom de Vries <tom@codesourcery.com>
8049 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8051 2016-01-16 Tom de Vries <tom@codesourcery.com>
8053 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8055 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8057 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8058 that checks whether the table is already empty. Rename the
8059 original implementation to...
8060 (hash_table::empty_slot): ...this new private function.
8062 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8065 * diagnostic-show-locus.c (layout::print_source_line): Move x
8066 offset of line until after call to
8067 get_line_width_without_trailing_whitespace.
8069 2016-01-15 Jeff Law <law@redhat.com>
8071 PR tree-optimization/69270
8072 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8073 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8074 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8075 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8076 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8077 ssa_name_has_boolean_range and constant_boolean_node.
8079 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8081 PR rtl-optimization/69030
8082 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8084 (spill_pseudos): Delete debug insn for dead pseudo.
8085 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8087 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8089 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8091 (TYPES_UNOPUS): Likewise.
8092 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8093 builtin type, from UNOP to UNOPUS.
8094 (lbtruncuv4sf): Likewise.
8095 (lbtruncuv2df): Likewise.
8096 (lrounduv2sf): Likewise.
8097 (lrounduv4sf): Likewise.
8098 (lrounduv2df): Likewise.
8099 (lroundusf): Likewise.
8100 (lroundusf): Likewise.
8101 (lceiluv2sf): Likewise.
8102 (lceiluv4sf): Likewise.
8103 (lceiluv2df): Likewise.
8104 (lceilusf): Likewise.
8105 (lceiludf): Likewise.
8106 (lflooruv2sf): Likewise.
8107 (lflooruv4sf): Likewise.
8108 (lflooruv2df): Likewise.
8109 (lfloorusf): Likewise.
8110 (lfloorudf): Likewise.
8111 (lfrintnuv2sf): Likewise.
8112 (lfrintnuv4sf): Likewise.
8113 (lfrintnuv2df): Likewise.
8114 (lfrintnusf): Likewise.
8115 (lfrintnudf): Likewise.
8116 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8118 (vcvtq_u32_f32): Likewise.
8119 (vcvtq_u64_f64): Likewise.
8120 (vcvta_u32_f32): Likewise.
8121 (vcvtaq_u32_f32): Likewise.
8122 (vcvtaq_u64_f64): Likewise.
8123 (vcvtm_u32_f32): Likewise.
8124 (vcvtmq_u32_f32): Likewise.
8125 (vcvtmq_u64_f64): Likewise.
8126 (vcvtn_u32_f32): Likwise.
8127 (vcvtnq_u32_f32): Likewise.
8128 (vcvtnq_u64_f64): Likewise.
8129 (vcvtp_u32_f32): Likewise.
8130 (vcvtpq_u32_f32): Likewise.
8131 (vcvtpq_u64_f64): Likewise.
8132 (vcvtmd_u64_f64): Likewise.
8133 (vcvtms_u32_f32): Likewise.
8134 (vcvtad_u64_f64): Likewise.
8135 (vcvtas_u32_f32): Likewise.
8136 (vcvtnd_u64_f64): Likewise.
8137 (vcvtns_u32_f32): Likewise.
8138 (vcvtpd_u64_f64): Likewise.
8139 (vcvtps_u32_f32): Likewise.
8141 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8143 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8144 CSEL of zero_extended registers.
8146 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8148 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8149 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8151 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8153 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8154 false when argument string is not found in the attributes table
8157 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8160 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8161 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8162 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8165 2016-01-15 Richard Biener <rguenther@suse.de>
8167 PR tree-optimization/66856
8168 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8169 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8170 (vect_create_new_slp_node): Increment stmt reference count.
8171 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8172 an SLP tree before swapping operands.
8173 (vect_build_slp_tree): Likewise.
8174 (destroy_bb_vec_info): Free stmt info after SLP instances.
8175 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8176 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8177 (STMT_VINFO_NUM_SLP_USES): New macro.
8179 2016-01-15 Richard Biener <rguenther@suse.de>
8182 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8183 (add_linkage_name): ... here.
8184 (gen_typedef_die): Use add_linkage_name_raw instead of
8185 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8188 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8190 * gimplify.c (oacc_default_clause): Decode reference and pointer
8191 types for both kernels and parallel regions.
8193 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8196 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8198 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8200 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8201 (convert_scalars_to_vector): Likewise.
8203 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8205 * doc/extend.texi (Type Traits): Fix grammar.
8207 2016-01-15 Martin Jambor <mjambor@suse.cz>
8209 * tree-inline.c (remap_decl): Use existing dclarations if
8210 remapping a type and prevent_decl_creation_for_types.
8211 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8212 decls first. Do real remapping with
8213 prevent_decl_creation_for_types set.
8214 * tree-inline.h (copy_body_data): New field
8215 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8218 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8220 * config/s390/s390.opt (mmvcle): More verbose help text.
8222 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8224 * config/s390/s390.opt: Add period to -mzvector option text.
8226 2016-01-15 Richard Biener <rguenther@suse.de>
8228 PR tree-optimization/68961
8229 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8230 of invariants in stores again.
8232 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8234 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8236 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8238 * config/i386/i386.c (ix86_expand_branch): Don't split
8239 DI mode xor instruction to SI mode.
8241 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8244 * ipa-icf.c (sem_function::merge): Virtual functions may become
8245 reachable even if they address is not taken and there are no
8248 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8250 * lto-streamer-out.c (subtract_estimated_size): New function.
8251 (get_symbol_initial_value): Use it.
8253 2016-01-15 Christian Bruel <christian.bruel@st.com>
8256 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8257 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8258 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8259 use add_builtin_function_ext_scope instead of add_builtin_function.
8260 (neon_set_p, neon_crypto_set_p): Remove.
8261 (arm_init_builtins): Always call arm_init_neon_builtins and
8262 arm_init_crypto_builtins.
8263 (arm_expand_builtin): Check that builtins are allowed for the arch.
8264 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8265 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8266 arm_init_neon_builtins call.
8268 2016-01-15 Richard Biener <rguenther@suse.de>
8270 PR tree-optimization/69117
8271 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8272 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8273 of the leader conservatively.
8274 (free_scc_vn): Restore original SSA name infos.
8276 2016-01-14 Jeff Law <law@redhat.com>
8278 PR tree-optimization/69270
8279 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8280 single bit of precision, verify it's also unsigned.
8281 (record_edge_info): Use constant_boolean_node rather than fold_convert
8282 to convert boolean_true/boolean_false to the right type.
8284 2016-01-14 Richard Henderson <rth@redhat.com>
8287 * loop-doloop.c (record_reg_sets): New.
8288 (doloop_optimize): Reject the transform if the sequence
8289 clobbers registers live at the end of the loop block.
8290 (doloop_optimize_loops): Enable df_live if needed.
8292 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8294 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8295 * gcc/config/rs6000/rs6000.c: Likewise.
8296 * gcc/config/rs6000/rs6000.h: Likewise.
8297 * gcc/config/rs6000/rs6000.md: Likewise.
8298 * gcc/doc/extend.texi: Likewsie.
8300 2016-01-14 Jeff Law <law@redhat.com>
8302 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8305 2016-01-14 Richard Henderson <rth@redhat.com>
8309 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8310 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8311 instead of builtin_decl_declared_p to test for declaration.
8313 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8315 * doc/loop.texi (Loop Analysis and Representation): Document
8316 loop_depth function.
8318 2016-01-14 Tom de Vries <tom@codesourcery.com>
8320 PR tree-optimization/68773
8321 * omp-low.c (expand_omp_target): Don't set force_output.
8322 * varpool.c (varpool_node::get_create): Same.
8323 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8324 offload_funcs with force_output.
8326 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8329 * lra-eliminations.c (move_plus_up): Don't change anything if either
8330 the outer or inner subreg mode is not MODE_INT.
8331 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8332 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8334 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8336 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8337 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8338 reduc_uplus_@var{m}): Remove.
8339 * expr.c (expand_expr_real_2): Remove expansion path for
8340 reduc_[us](min|max|plus) optabs.
8341 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8342 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8343 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8344 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8345 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8346 reduc_[us](min|max|plus) optabs.
8348 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8350 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8351 (reduc_plus_scal_v2sf): New.
8352 (reduc_smax_v2sf): Rename to...
8353 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8354 (reduc_smin_v2sf): Rename to...
8355 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8357 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8359 * alias.c (compare_base_symbol_refs): New function.
8360 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8363 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8366 PR tree-optimization/69155
8367 * tree-complex.c: Include cfganal.h.
8368 (phis_to_revisit): New variable.
8369 (extract_component): Add phiarg_p argument. Assert that returned
8370 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8371 (update_phi_components): Partly rewrite to use loop over real/imag
8372 components instead of code duplication. If extract_component returns
8373 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8374 create_tmp_reg into the PHI node instead, and mention the phi triplet
8376 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8377 in phis_to_revisit at the end.
8379 2016-01-14 Richard Biener <rguenther@suse.de>
8381 PR tree-optimization/68060
8382 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8383 outer loop reduction is only used in the inner loop before
8384 detecting a double reduction.
8386 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8389 * combine.c (expand_field_assignment): Punt if compute_mode is
8390 unsupported scalar mode.
8392 2016-01-14 Richard Biener <rguenther@suse.de>
8394 PR tree-optimization/66856
8395 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8396 SLP node only if it built successfully.
8397 (vect_analyze_slp_instance): Adjust.
8399 2016-01-14 Jeff Law <law@redhat.com>
8401 PR tree-optimization/69270
8402 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8403 (record_edge_info): Use it. Convert boolean_{true,false}_node
8406 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8409 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8410 use block_ultimate_origin
8411 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8413 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8415 * doc/invoke.texi (Submodel Options): Rename section to
8416 "Machine-Dependent Options" to better reflect its content.
8417 Rewrite introductory text to remove archaic CPU names.
8420 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8422 * doc/invoke.texi (Code Gen Options): Move section up in file,
8423 before target-specific options. Update menu and option summary
8424 to reflect the new section ordering.
8426 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8428 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8429 (C++ Dialect Options): Add cross-reference to -std option.
8430 * doc/standards.texi (C++ Language): Document C++14 support.
8432 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8434 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8435 for pack/unpack functions for __ibm128.
8436 (PACK_IF): Likewise.
8437 (UNPACK_IF): Likewise.
8439 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8440 support for __ibm128 pack/unpack functions.
8441 (rs6000_invalid_builtin): Likewise.
8442 (rs6000_init_builtins): Likewise.
8443 (rs6000_opt_masks): Likewise.
8445 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8446 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8448 (RS6000_BTM_COMMON): Likewise.
8450 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8451 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8452 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8453 128-bit floating point. Add support for the double values to be
8454 in Altivec registers for TF/IF packing and unpacking, but restrict
8455 TD packing sub-fields to be FPR registers. Don't allow overlapped
8456 register support for packing. Allow pack inputs to be memory
8457 locations. Don't build generator functions for unpack<mode>_dm
8458 and unpack<mode>_nodm.
8459 (unpack<mode>_dm): Likewise.
8460 (unpack<mode>_nodm): Likewise.
8461 (pack<mode>): Likewise.
8463 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8464 built-in functions to pack/unpack explicit __ibm128 values.
8465 (__builtin_unpack_ibm128): Likewise.
8467 * doc/extend.texi (PowerPC Built-in Functions): Document
8468 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8470 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8473 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8474 Add new arg loc and pass it down as context.
8475 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8476 to the location to use for the warning.
8477 (check_function_arguments): New arg loc. All callers changed. Pass
8478 it to check_function_nonnull.
8479 * c-common.h (check_function_arguments): Adjust declaration.
8481 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8483 PR tree-optimization/69156
8484 * gimple.c (validate_type): Removed.
8485 (gimple_builtin_call_types_compatible_p): Use
8486 useless_type_conversion_p instead of validate_type.
8487 * value-prof.c (gimple_stringop_fixed_value): Fold
8488 icall_size to correct type.
8490 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8492 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8495 2016-01-13 Richard Henderson <rth@redhat.com>
8498 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8499 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8500 (ix86_builtin_tm_store): Remove.
8501 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8502 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8503 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8504 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8505 * doc/tm.texi: Rebuild.
8507 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8508 (BUILT_IN_TM_MEMCPY_RTWN): New.
8509 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8510 fallback from vector to integer helpers.
8511 (build_tm_load): Handle vector types directly, instead of
8513 (build_tm_store): Likewise.
8514 (expand_assign_tm): Prepare for register types not handled by
8515 the above. Copy them to memory and use memcpy.
8516 * tree.c (tm_define_builtin): New.
8517 (find_tm_vector_type): New.
8518 (build_tm_vector_builtins): New.
8519 (build_common_builtin_nodes): Call it.
8521 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8524 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8526 2016-01-13 Tom de Vries <tom@codesourcery.com>
8528 PR tree-optimization/69169
8529 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8530 handled_struct_type param.
8531 (create_variable_info_for, intra_create_variable_infos): Call
8532 create_variable_info_for_1 with extra arg.
8534 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8536 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8537 and "armv8.1-a+crc" entries.
8539 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8542 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8543 Change first operand predicate from register_or_constm1_operand
8544 to register_operand.
8545 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8546 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8547 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8548 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8549 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8550 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8551 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8552 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8553 comparison with constm1_rtx from vec_prefetch_gen part.
8555 2016-01-13 Richard Biener <rguenther@suse.de>
8557 PR tree-optimization/69013
8558 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8559 Exchange assert for a test.
8561 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8564 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8566 2016-01-13 Richard Biener <rguenther@suse.de>
8568 PR tree-optimization/69242
8569 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8570 assert with a check.
8572 2016-01-13 Richard Biener <rguenther@suse.de>
8574 PR tree-optimization/69186
8575 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8576 Properly guard vect_update_misalignment_for_peel call.
8578 2016-01-12 Jeff Law <law@redhat.com>
8580 PR tree-optimization/pr67755
8581 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8582 "need_profile_correction".
8583 (thread_block_1): Initialize new field to false by default. If we
8584 have multiple thread paths through a common joiner to different
8585 final targets, then set new field to true.
8586 (compute_path_counts): Only do count adjustment when it's really
8589 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8591 * doc/invoke.texi (Spec Files): Move section down in file, past
8592 all command-line option descriptions.
8594 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8597 * doc/gty.texi: Remove documentation of mark_hook.
8598 * gengtype.c (struct write_types_data): Remove code to support
8599 mark_hook attribute.
8600 (walk_type): Likewise.
8601 (write_func_for_structure): Likewise.
8603 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8605 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8606 Directory Options, and -specs= to Overall Options.
8607 (Overall Options): Adjust similarly. Reorder to group related
8608 options together. Make -specs= cross-reference the spec file details.
8609 (Directory Options): Adjust similarly.
8611 2016-01-12 Jeff Law <law@redhat.com>
8613 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8615 2016-01-12 Olivier Hainque <hainque@adacore.com>
8617 * gcc.c (spec_undefvar_allowed): New global.
8618 (process_command): Set to true when running for --version or --help,
8620 (getenv_spec_function): When the variable is not defined, use the
8621 variable name as the variable value if we're allowed not to issue
8624 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8626 PR tree-optimization/68911
8627 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8628 information computed for expression "init + nit * step".
8630 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8632 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8633 about name of GCC executable. Remove deleted node from menu.
8634 (Directory Options) <-B>: Remove cross-reference to deleted node.
8635 (Target Options): Delete section.
8637 2016-01-12 Christian Bruel <christian.bruel@st.com>
8640 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8641 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8643 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8646 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8647 aligned_mem is properly set for AVX512-VL floating point masked
8651 * ifcvt.c (cond_exec_process_if_block): When removing the last
8652 insn from then_bb, remove also any possible barriers that follow it.
8654 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8658 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8659 (PTRDIFF_TYPE): Likewise.
8660 (WCHAR_TYPE): Likewise.
8661 (WCHAR_TYPE_SIZE): Likewise.
8662 (STDINT_LONG32): Likewise.
8664 2016-01-12 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/69053
8667 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8668 convert initial value for cond reductions.
8670 2016-01-12 Richard Biener <rguenther@suse.de>
8672 PR tree-optimization/69007
8673 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8674 widen_sum after dot_prod and sad.
8676 2016-01-12 Richard Biener <rguenther@suse.de>
8678 PR tree-optimization/69168
8679 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8680 pattern stmt SLP type.
8681 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8682 end up unused so cope with that case.
8684 2016-01-12 Richard Biener <rguenther@suse.de>
8686 PR tree-optimization/69157
8687 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8688 stmts def type only during analyze phase.
8689 (vectorizable_call): Likewise.
8690 (vectorizable_simd_clone_call): Likewise.
8691 (vectorizable_conversion): Likewise.
8692 (vectorizable_assignment): Likewise.
8693 (vectorizable_shift): Likewise.
8694 (vectorizable_operation): Likewise.
8695 (vectorizable_store): Likewise.
8696 (vectorizable_load): Likewise.
8698 2016-01-12 Richard Biener <rguenther@suse.de>
8700 PR tree-optimization/69174
8701 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8703 (vectorizable_load): Properly compute the number of loads needed
8704 for permuted strided SLP loads and do not spuriously assign
8705 to SLP_TREE_VEC_STMTS.
8707 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8709 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8710 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8711 (MD_EXEC_PREFIX): Remove.
8712 (MD_STARTFILE_PREFIX) Removee.
8713 (FILE_NAME_ABSOLUTE_P): Remove.
8714 (CPP_SPEC): Do not read macros from sys/version.h.
8715 (LINK_COMMAND_SPEC): Remove.
8716 (LOCAL_INCLUDE_DIR): Remove.
8717 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8718 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8719 (POST_LINK_SPEC): Define to invoke stubify after linker
8720 (LIBSTDCXX): Remove define
8721 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8722 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8723 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8724 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8725 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8726 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8727 (i386_djgpp_asm_named_section): Add propotype of new procedure
8729 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8730 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8731 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8732 in config/i386/djgpp.h).
8733 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8734 STANDARD_STARTFILE_PREFIX_1.
8735 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8736 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8737 installation errors.
8738 (MAX_OFILE_ALIGNMENT): Define to 128.
8739 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8741 * config/i386/djgpp.c: New file. Add implementation of
8742 i386_djgpp_asm_named_section.
8744 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8746 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8747 Add rule for building djgpp.o.
8749 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8751 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8752 (rtx_is_swappable_p): Reductions are swappable.
8753 (insn_is_swappable_p): V2DF reductions are swappable.
8755 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8757 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8758 reloads for other unsupported memory operands.
8760 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8761 Jim Wilson <jim.wilson@linaro.org>
8764 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8765 copy_to_mode_reg instead of force_reg.
8767 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8770 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8771 TARGET_80387 is true.
8773 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8776 * lra-eliminations.c (move_plus_up): Only move plus up
8777 if subreg of the constant can be simplified into constant
8778 and use the simplified subreg of the constant instead of
8779 the original constant.
8781 * fold-const.c (fold_convertible_p): Don't return true
8782 for conversion of VECTOR_TYPE to same sized integral type.
8783 (fold_convert_loc): Fix up formatting. Fold conversion of
8784 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8785 instead of NOP_EXPR.
8787 PR tree-optimization/69214
8788 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8789 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8792 PR tree-optimization/69207
8793 * tree-vect-slp.c (vect_get_constant_vectors): For
8794 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8795 fold_convertible_p to vector_type's element type, and always
8796 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8798 2016-01-11 Richard Biener <rguenther@suse.de>
8800 PR tree-optimization/69173
8801 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8802 fixup the cycle if all stmts are in a pattern.
8804 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8807 * alias.c (base_alias_check): Move check for addresses with
8808 alignment ANDs before the call for compare_base_decls.
8809 (memrefs_conflict_p): Return -1 for different decls
8810 that went through alignment adjustments.
8812 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8814 PR rtl-optimization/68796
8815 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8816 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8817 and QImode comparisons against zero with CC_NZmode.
8818 * config/aarch64/iterators.md (short_mask): New mode_attr.
8820 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8822 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8823 (<avx512>_store<mode>_mask): Likewise.
8825 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8826 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8828 PR rtl-optimization/68841
8829 * ifcvt.c (struct noce_if_info): Add orig_x field.
8830 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8831 Don't record conflicts on to_rename if it's present.
8832 Allow memory destinations in sets.
8833 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8834 blocks, passing orig_x to the checks.
8835 (noce_process_if_block): Set if_info->orig_x appropriately.
8837 2016-01-11 Tom de Vries <tom@codesourcery.com>
8839 PR tree-optimization/69069
8840 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8842 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8844 PR rtl-optimization/68920
8845 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8846 of conditional moves for RTL if-conversion to 1 for
8847 TARGET_ONE_IF_CONV_INSN.
8848 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8849 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8850 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8851 parameter to restirct number of conditional moves for
8853 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8854 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8857 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8860 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8861 onepart vars. Fix typo in comment. Fix reversed condition in
8863 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8866 * var-tracking.c (dump_onepart_variable_differences): New.
8867 (dataflow_set_different): If a detailed dump is requested,
8868 delay early returns and dump differences between onepart
8869 variables present before and after, and added variables.
8871 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8874 * expr.c (expand_expr_real_1): For boolean vector constants
8875 with a scalar mode use const_scalar_mask_from_tree.
8876 (const_scalar_mask_from_tree): New.
8877 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8878 assigned to a mask type to handle constants.
8880 2016-01-11 Martin Jambor <mjambor@suse.cz>
8883 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8884 useless parameters if we cannot change function signature.
8886 2016-01-11 Martin Jambor <mjambor@suse.cz>
8889 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8892 2016-01-11 Tom de Vries <tom@codesourcery.com>
8894 PR tree-optimization/69109
8895 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8898 2016-01-11 Tom de Vries <tom@codesourcery.com>
8900 PR tree-optimization/69108
8901 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8902 res is not used in a phi.
8904 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8907 * common.opt (frandom-seed): Fix parameter name.
8908 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8910 2016-01-11 Tom de Vries <tom@codesourcery.com>
8912 PR tree-optimization/69058
8913 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8916 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8918 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8919 (mcode-density): Likewise.
8921 2016-01-10 Tom de Vries <tom@codesourcery.com>
8923 PR tree-optimization/69062
8924 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8925 (parallelize_loops): Don't paralelize loop that has phi with address
8928 2016-01-10 Tom de Vries <tom@codesourcery.com>
8930 PR tree-optimization/69039
8931 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8934 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8937 * match.pd: Require target has function_c99_misc before doing
8938 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8940 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8942 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8944 * configure: Regenerate.
8946 2016-01-09 Jakub Jelinek <jakub@redhat.com>
8949 PR tree-optimization/69097
8950 * fold-const.h (expr_not_equal_to): New prototype.
8951 * fold-const.c: Include stringpool.h and tree-ssanames.h.
8952 (expr_not_equal_to): New function.
8953 * match.pd (X % -Y is the same as X % Y): Don't optimize
8954 unless X is known not to be equal to minimum or Y is known
8955 not to be equal to -1.
8956 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
8957 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
8958 (simplify_stmt_using_ranges): Adjust caller.
8959 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
8960 substitute_and_fold.
8962 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
8964 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
8967 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8969 PR tree-optimization/69167
8970 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
8971 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
8973 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
8975 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8976 Richard Biener <rguenther@suse.de>
8978 PR tree-optimization/68707
8979 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
8980 instances that can be handled via vect_load_lanes.
8982 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
8984 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
8985 if we can't determine address equivalence.
8986 * alias.c (compare_base_decl): Update for changed return value of
8987 symtab_node::equal_address_to.
8989 2016-01-08 Jason Merrill <jason@redhat.com>
8993 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
8994 * expr.c (store_field): Not here.
8995 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
8996 call with TREE_ADDRESSABLE type.
8997 * tree-cfg.c (verify_gimple_call): Adjust.
8999 2016-01-08 Olivier Hainque <hainque@adacore.com>
9001 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9004 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9006 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9007 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9008 (reduc_smin_v2sf): Rename to...
9009 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9010 (reduc_splus_v2sf): Rename to...
9011 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9013 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9015 PR tree-optimization/69162
9016 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9017 valist argument in another argument.
9018 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9019 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9020 to determine the va_list type, build a MEM_REF instead of
9021 build_fold_indirect_ref.
9023 PR tree-optimization/69172
9024 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9027 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9029 PR tree-optimization/67781
9030 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9031 and cmpnop in two steps: first the ones not accessed in original
9032 gimple expression in a endian independent way and then the ones not
9033 accessed in the final result in an endian-specific way.
9035 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9037 PR tree-optimization/69083
9038 * tree-vect-slp.c (vect_get_constant_vectors): For
9039 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9040 element type. If op is fold_convertible_p to vector_type's element
9041 type, use NOP_EXPR instead of VCE.
9043 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9045 PR rtl-optimization/67778
9046 PR rtl-optimization/68634
9047 PR rtl-optimization/68909
9048 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9049 block from the stack until done with it. Remove a superfluous
9050 bitmap set. Remove a superfluous bitmap test.
9052 2016-01-07 Martin Sebor <msebor@redhat.com>
9055 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9056 constraint on the type of arguments.
9058 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9060 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9061 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9062 unaligned_access on the gcc_options set.
9063 * config/arm/arm.c (arm_option_override_internal): Use
9064 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9066 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9070 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9072 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9075 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9078 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9079 depending on frame_pointer_needed before remaining integer and SSE
9080 registers are saved.
9082 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9085 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9087 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9090 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9091 Use the "xBm" constraint.
9092 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9094 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9095 (sse_cvtsi2ssq<round_name>): Likewise.
9096 (sse_cvtss2si<round_name>): Likewise.
9097 (sse_cvtss2siq<round_name>): Likewise.
9098 (sse2_cvtsi2sdq<round_name>): Likewise.
9099 (sse2_cvtsd2si<round_name>): Likewise.
9100 (sse2_cvtsd2siq<round_name>): Likewise.
9101 * config/i386/subst.md (round_nimm_scalar_predicate): New
9104 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9107 * varasm.c (make_decl_rtl): Mark invalid register vars as
9110 PR rtl-optimization/66206
9111 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9112 All callers changed.
9114 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9116 PR tree-optimization/69141
9117 * tree-ssa-pre.c: Include langhooks.h.
9118 (eliminate_dom_walker::before_dom_children): Use
9119 lang_hooks.decl_printable_name instead of
9120 cgraph_node::get ()->name ().
9123 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9124 it and DECL_ALIGN too.
9126 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9128 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9130 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9133 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9134 depending on frame_pointer_needed before remaining integer and SSE
9135 registers are saved.
9137 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9139 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9140 mode iterator with VSX_M2.
9141 (*p9_vecstore_<mode>): Likewise.
9142 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9143 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9144 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9145 (define_split for VSX_LE128 stores): Likewise.
9146 (define_peephole2 for TImode LE swaps): Likewise.
9147 (define_split for VSX_LE128 post-reload stores): Likewise.
9149 2016-01-06 Marek Polacek <polacek@redhat.com>
9152 * convert.c (convert_to_integer_1): Adjust call to
9153 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9154 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9155 EXPR instead of ARG.
9156 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9158 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9161 * doc/extend.texi (RL78 Variable Attributes): New section.
9163 2016-01-05 Marek Polacek <polacek@redhat.com>
9166 * builtins.c (get_memmodel): Use expansion point location rather than
9167 the input location. Call warning_at rather than warning.
9168 (expand_builtin_atomic_compare_exchange): Likewise.
9169 (expand_builtin_atomic_load): Likewise.
9170 (expand_builtin_atomic_store): Likewise.
9171 (expand_builtin_atomic_clear): Likewise.
9173 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9176 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9177 Replace nonimmediate_operand with vector_operand.
9178 * config/i386/predicates.md (vector_operand): New predicate.
9179 (general_vector_operand): Replace nonimmediate_operand with
9181 * config/i386/sse.md: Replace nonimmediate_operand with
9182 vector_operand and m constraint with Bm constraint on SSE
9183 patterns with 16-byte memory operand.
9184 * config/i386/subst.md (round_nimm_predicate): Replace
9185 nonimmediate_operand with vector_operand.
9186 (round_saeonly_nimm_predicate): Likewise.
9187 (round_saeonly_nimm_scalar_predicate): New.
9189 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9192 * config/i386/constraints.md (Bm): New constraint.
9193 * config/i386/predicates.md (vector_memory_operand): New
9195 * config/i386/sse.md: Replace xm with xBm in plusminus and
9198 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9201 * doc/extend.texi (V850 Function Attributes): New section.
9202 (V850 Variable Attributes): New section.
9204 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9207 * doc/extend.texi (MicroBlaze Function Attributes): Document
9208 interrupt_handler and fast_interrupt attributes.
9210 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9213 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9214 for local symbolic operands.
9215 * config/ia64/predicates.md (local_symbolic_operand64): New
9218 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9220 PR rtl-optimization/68651
9221 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9224 2016-01-05 Nathan Sidwell <nathan@acm.org>
9226 * alias.c (compare_base_decls): Use symtab_node::get.
9228 2016-01-05 Nick Clifton <nickc@redhat.com>
9231 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9232 secondary_reload_info structure.
9235 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9236 decls if weak support is available.
9238 2016-01-04 Martin Sebor <msebor@redhat.com>
9240 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9242 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9244 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9245 OPTION_MASK_P9_DFORM.
9247 * config/rs6000/constraints.md (wo constraint): New constraint for
9250 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9252 (rs6000_init_hard_regno_mode_ok): Likewise.
9254 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9257 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9258 expanders not to have constraints. Add support for ISA 3.0 xxperm
9259 instruction. Add support for fusing xxlor with xxperm.
9260 (altivec_vperm_<mode>_internal): Likewise.
9261 (altivec_vperm_v8hiv16qi): Likewise.
9262 (altivec_vperm_<mode>v16q): Likewise.
9263 (altivec_vperm_<mode>_uns): Likewise.
9264 (vperm_v8hiv4si): Likewise.
9265 (vperm_v16qiv8hi): Likewise.
9267 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9269 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9271 Update copyright years.
9273 * gcc.c (process_command): Update copyright notice dates.
9274 * gcov-dump.c (print_version): Ditto.
9275 * gcov.c (print_version): Ditto.
9276 * gcov-tool.c (print_version): Ditto.
9277 * gengtype.c (create_file): Ditto.
9278 * doc/cpp.texi: Bump @copying's copyright year.
9279 * doc/cppinternals.texi: Ditto.
9280 * doc/gcc.texi: Ditto.
9281 * doc/gccint.texi: Ditto.
9282 * doc/gcov.texi: Ditto.
9283 * doc/install.texi: Ditto.
9284 * doc/invoke.texi: Ditto.
9286 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9288 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9289 modes larger than TImode as TImode if NEON is not enabled.
9291 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9294 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9295 mode for %f0-%f31 only if TARGET_FPU.
9297 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9300 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9301 to compute the PACKED_P predicate.
9302 (function_arg_record_value): Minor tweaks.
9304 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9306 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9307 option for arm*-*-* targets.
9309 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9311 * doc/extend.texi (Common Function Attributes): Move docs for
9312 MSP430-specific attributes to....
9313 (MSP430 Function Attributes): ...here. Delete the redundant
9314 entries and copy-edit the remaining text.
9315 (MSP430 Variable Attributes): Use uniform format for index
9316 entries and add a cross-reference to the corresponding function
9319 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9321 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9323 (x86 Options): Likewise.
9325 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9329 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9330 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9331 to corresponding attribute.
9333 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9335 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9336 to correct alphabetization of table. Copy-edit and correct
9338 <stack_protect>: Likewise.
9339 <target_clones>: Likewise.
9341 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9342 Correct punctuation.
9343 (Code Gen Options) <-fno-plt>: Copy-edit.
9345 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9348 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9349 SI values. Explicitly convert SI to DI and vice-versa.
9351 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9353 PR tree-optimization/69070
9354 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9355 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9358 * ubsan.c (ubsan_instrument_float_cast): Call
9359 initialize_sanitizer_builtins.
9362 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9364 Copyright (C) 2016 Free Software Foundation, Inc.
9366 Copying and distribution of this file, with or without modification,
9367 are permitted in any medium without royalty provided the copyright
9368 notice and this notice are preserved.