1 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4 * reload1.c (reload): Call finish_spills before
5 restarting reload loop. Skip select_reload_regs
6 if update_eliminables_and_spill returns true.
8 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
11 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12 (umulhisi3_imm): Update predicates and constraint letters.
13 (umulhisi3_reg): Declare instruction as commutative.
14 * config/arc/constraints.md (J12, J16): New constraints.
15 * config/arc/predicates.md (short_unsigned_const_operand): New
17 (arc_short_operand): Likewise.
18 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
20 2016-04-29 Richard Biener <rguenther@suse.de>
22 PR tree-optimization/13962
23 PR tree-optimization/65686
24 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26 using PTA to compare pointers.
27 * match.pd: Add pattern for pointer equality compare simplification
28 using ptrs_compare_unequal.
30 2016-04-29 Richard Biener <rguenther@suse.de>
32 * stor-layout.c (layout_type): Do not build a pointer-to-element
35 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
38 Use SWI mode iterator. Use general_reg_operand predicate.
39 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
40 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
43 2016-04-29 Jakub Jelinek <jakub@redhat.com>
46 * fold-const.c (operand_equal_p): Don't verify hash value equality
48 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
51 2016-04-28 Jakub Jelinek <jakub@redhat.com>
54 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
55 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
56 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
57 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
58 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
60 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
62 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
63 to info. Don't initialize separate fields to 0. Clean up
66 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
68 * config/i386/i386.md (peephole2s for operations with memory inputs):
69 Use SWI mode iterator.
70 (peephole2s for operations with memory outputs): Ditto.
71 Do not check for stack checking probe.
73 (probe_stack): Remove expander.
75 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
76 Andrew Burgess <andrew.burgess@embecosm.com>
78 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
81 2016-04-28 Jason Merrill <jason@redhat.com>
83 * gdbinit.in: Skip line-map.h.
85 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
86 Andrew Burgess <andrew.burgess@embecosm.com>
88 * config/arc/arc.c (arc_conditional_register_usage): Take
89 TARGET_RRQ_CLASS into account.
90 (arc_print_operand): Support printing 'p' and 's' operands.
91 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
93 (TARGET_RRQ_CLASS): Define.
94 (IS_POWEROF2_OR_0_P): Define.
95 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
97 (*tst_movb): New define_insn.
98 (*tst): Avoid recognition if it could prevent '*tst_movb'
99 combination; replace c/CnL with c/Chs alternative.
100 (*tst_bitfield_tst): New define_insn.
101 (*tst_bitfield_asr): New define_insn.
102 (*tst_bitfield): New define_insn.
103 (andsi3_i): Add Rrq variant.
104 (extzv): New define_expand.
105 (insv): New define_expand.
106 (*insv_i): New define_insn.
107 (*movb): New define_insn.
108 (*movb_signed): New define_insn.
109 (*movb_high): New define_insn.
110 (*movb_high_signed): New define_insn.
111 (*movb_high_signed + 1): New define_split pattern.
112 (*mrgb): New define_insn.
113 (*mrgb + 1): New define_peephole2 pattern.
114 (*mrgb + 2): New define_peephole2 pattern.
115 * config/arc/arc.opt (mbitops): New option for nps400, uses
116 TARGET_NPS_BITOPS_DEFAULT.
117 * config/arc/constraints.md (q): Make register class conditional.
118 (Rrq): New register constraint.
119 (Chs): New constraint.
120 (Clo): New constraint.
121 (Chi): New constraint.
122 (Cbf): New constraint.
123 (Cbn): New constraint.
124 (C18): New constraint.
125 (Cbi): New constraint.
127 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
129 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
131 (bitmap_intersection_of_preds): Ditto.
132 (bitmap_union_of_succs): Ditto.
133 (bitmap_union_of_preds): Ditto.
134 * sbitmap.c (do_popcount): Delete.
135 (BITMAP_DEBUGGING): Delete.
136 (sbitmap_verify_popcount): Delete.
137 (sbitmap_alloc): Don't initialize the popcount field.
138 (sbitmap_alloc_with_popcount): Delete.
139 (sbitmap_resize): Don't resize the popcount array.
140 (sbitmap_vector_alloc): Don't initialize the popcount field.
141 (bitmap_copy): Don't copy the popcount array.
142 (bitmap_clear): Don't clear the popcount array.
143 (bitmap_clear): Delete the popcount array handling.
144 (bitmap_ior_and_compl): Delete the popcount assert.
146 (bitmap_and_compl): Ditto.
147 (bitmap_and): Delete the popcount array handling.
150 (bitmap_or_and): Delete the popcount assert.
151 (bitmap_and_or): Ditto.
152 (popcount_table): Delete.
153 (sbitmap_elt_popcount): Delete.
154 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
155 (bitmap_set_bit): Delete the popcount assert.
156 (bitmap_clear_bit): Ditto.
157 (sbitmap_free): Don't free the popcount array.
158 (sbitmap_alloc_with_popcount): Delete declaration.
159 (sbitmap_popcount): Ditto.
161 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
162 Andrew Burgess <andrew.burgess@embecosm.com>
164 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
165 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
166 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
167 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
168 * config/arc/arc.opt (mcmem): New option.
169 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
170 supply length for r/m alternative.
171 (*extendqisi2_ac): Likewise.
172 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
174 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
175 (movhi_insn): Likewise.
176 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
177 (*zero_extendqihi2_i): Add r/Ucm alternative.
178 (*zero_extendqisi2_ac): Likewise.
179 (*zero_extendhisi2_i): Likewise.
180 * config/arc/constraints.md (Uex): New memory constraint.
181 (Ucm): New define_constraint.
182 * config/arc/predicates.md (long_immediate_loadstore_operand):
183 Return 0 for MEM with cmem_address address.
184 (cmem_address_0): New predicates.
185 (cmem_address_1): Likewise.
186 (cmem_address_2): Likewise.
187 (cmem_address): Likewise.
189 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
191 * config/rs6000/rs6000.c (machine_function): Rename
192 insn_chain_scanned_p to spe_insn_chain_scanned_p.
193 (rs6000_stack_info): Adjust.
195 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
196 Andrew Burgess <andrew.burgess@embecosm.com>
198 * config/arc/constraints.md (Usd): Convert to define_constraint.
202 2016-04-28 Jakub Jelinek <jakub@redhat.com>
205 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
206 Add new peephole2 where the first insn is *mov<mode>_or instead of
209 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
211 * tracer.c (bb_seen): Make static.
213 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
215 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
216 support, setup defaults.
217 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
218 * config/arc/arc.c (arc_init): Add NPS400 support.
219 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
220 (TARGET_ARC700): NPS400 is also an ARC700.
221 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
223 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
226 * config/nds32/nds32.md (casesi): Don't access the operands array
229 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
232 (or $-1,reg peephole2): Ditto.
233 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
235 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
237 * doc/extend.texi (Common Function Attributes) [optimize]:
238 Discourage use of the optimize attribute.
240 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
242 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
243 special case builtin.
244 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
245 ALTIVEC_BUILTIN_VEC_ADDE.
246 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
247 support for ALTIVEC_BUILTIN_VEC_ADDE.
248 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
249 for __builtin_vec_adde.
251 2016-04-28 Jakub Jelinek <jakub@redhat.com>
253 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
254 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
256 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
259 * doc/sourcebuild.texi (Effective-Target Keywords, Other
260 attributes): Document cilkplus_runtime.
262 2016-04-28 Martin Jambor <mjambor@suse.cz>
264 * tree-cfg.c (verify_expr): Verify that local declarations belong to
265 this function. Call verify_expr on MEM_REFs and bases of other
268 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
270 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
271 for WORD_REGISTER_OPERATIONS to runtime check.
273 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
275 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
279 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
280 big-endian compilation.
281 * config/arc/arc.md (addf3): Likewise.
285 2016-04-28 Richard Biener <rguenther@suse.de>
287 PR tree-optimization/70840
288 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
289 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
290 Mark x * pow(x,c) -> pow(x,c+1) commutative.
291 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
293 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
295 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
296 and explain why in a comment.
298 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
300 * config/arc/arc.md (cpu_facility): Add fpx variant.
301 (subdf3): Prohibit use reverse sub when assist operations option
303 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
304 instructions only when FPX is enabled.
305 * testsuite/gcc.target/arc/trsub.c: New test.
307 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
310 mult_operator when calculating "type" attribute.
311 (*fop_<mode>_1_i387): Ditto.
312 (*fop_xf_1_i387): Ditto.
313 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
314 Use std::swap to swap operands. Use RTL expressions to generate
317 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
318 Joern Rennecke <joern.rennecke@embecosm.com>
320 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
322 (emit_pic_move): Remove.
323 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
324 * config/arc/arc.c (emit_pic_move): Removed.
325 (TARGET_HAVE_TLS): Define.
326 (arc_conditional_register_usage): Test for arc_tp_regno.
327 (arc_print_operand, arc_print_operand_address): Handle TLS
329 (arc_needs_pcl_p): New function.
330 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
331 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
332 (arc_raw_symbolic_reference_mentioned_p): Likewise.
333 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
334 (arc_legitimize_tls_address): Likewise.
335 (DTPOFF_ZERO_SYM): Define.
336 (arc_legitimize_pic_address): Make it static, handle TLS cases.
337 (arc_output_pic_addr_const): Print TLS unspecs.
338 (prepare_pic_move): New function, replaces emit_pic_move.
339 (arc_legitimate_constant_p): Handle TLS unspecs.
340 (arc_legitimate_address_p): Likewise.
341 (arc_rewrite_small_data_p): Use assert for TLS constants.
342 (prepare_move_operands): Use prepare_pic_move.
343 (arc_legitimize_address): Legitimize tls addresses.
344 (arc_epilogue_uses): Check for arc_tp_regno.
345 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
346 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
348 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
350 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
351 %(arc_tls_extra_start_spec).
352 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
353 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
355 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
356 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
357 (UNSPEC_TLS_OFF): Add.
359 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
360 (get_thread_pointersi): New patterns.
361 * config/arc/arc.opt (mtp-regno): New option.
362 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
363 (move_dest_operand): Likewise.
364 * configure: Regenerate.
365 * configure.ac: Add arc*-*-* case to test for tls.
366 * doc/invoke.texi (ARC options): Document mtp-regno.
368 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
370 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
371 the new ARC HS SIMD instructions.
372 (arc_preferred_simd_mode): New function.
373 (arc_autovectorize_vector_sizes): Likewise.
374 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
375 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
376 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
377 (arc_init_builtins): Add new SIMD builtin types.
378 (arc_split_move): Handle 64 bit vector moves.
379 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
380 (TARGET_PLUS_QMACW): Define.
381 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
382 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
383 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
384 (VSUBADD4H): New builtins.
385 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
386 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
388 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
389 Matthias Klose <doko@debian.org>
391 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
393 2016-04-28 Richard Biener <rguenther@suse.de>
396 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
399 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
401 * common/config/sh/sh-common.c: Remove SH5 support.
402 * config/sh/constraints.md: Likewise.
403 * config/sh/config/sh/elf.h: Likewise.
404 * config/sh/linux.h: Likewise.
405 * config/sh/netbsd-elf.h: Likewise.
406 * config/sh/predicates.md: Likewise.
407 * config/sh/sh-c.c: Likewise.
408 * config/sh/sh-protos.h: Likewise.
409 * config/sh/sh.c: Likewise.
410 * config/sh/sh.h: Likewise.
411 * config/sh/sh.md: Likewise.
412 * config/sh/sh.opt: Likewise.
413 * config/sh/sync.md: Likewise.
414 * config/sh/sh64.h: Delete.
415 * config/sh/shmedia.h: Likewise.
416 * config/sh/shmedia.md: Likewise.
417 * config/sh/sshmedia.h: Likewise.
418 * config/sh/t-netbsd-sh5-64: Likewise.
419 * config/sh/t-sh64: Likewise.
420 * config/sh/ushmedia.h: Likewise.
422 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.md (sign_extend to memory peephole2s): Use
425 general_reg_operand instead of register_operand predicate.
427 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
429 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
431 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
433 * match.pd (A - B > A, A + B < A): New transformations.
435 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
437 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
438 which defaults to true. Emit an outer pair of parentheses only if
439 EMIT_PARENS. When continuing a chain of && or || (or & or |),
440 don't emit parentheses for the right-hand operand.
442 2016-04-27 Jeff Law <law@redhat.com>
444 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
446 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
448 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
449 (altivec_lvx_<mode>_internal): Document.
450 (altivec_lvx_<mode>_2op): New define_insn.
451 (altivec_lvx_<mode>_1op): Likewise.
452 (altivec_lvx_<mode>_2op_si): Likewise.
453 (altivec_lvx_<mode>_1op_si): Likewise.
454 (altivec_stvx_<mode>): Remove.
455 (altivec_stvx_<mode>_internal): Document.
456 (altivec_stvx_<mode>_2op): New define_insn.
457 (altivec_stvx_<mode>_1op): Likewise.
458 (altivec_stvx_<mode>_2op_si): Likewise.
459 (altivec_stvx_<mode>_1op_si): Likewise.
460 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
461 Expand vec_ld and vec_st during parsing.
462 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
464 (altivec_expand_stvx_be): Likewise.
465 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
466 address-masking behavior in RTL.
467 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
468 address-masking behavior in RTL.
469 (altivec_expand_builtin): Change builtin code arguments for calls
470 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
471 (insn_is_swappable_p): Avoid incorrect swap optimization in the
472 presence of lvx/stvx patterns.
473 (alignment_with_canonical_addr): New function.
474 (alignment_mask): Likewise.
475 (find_alignment_op): Likewise.
476 (recombine_lvx_pattern): Likewise.
477 (recombine_stvx_pattern): Likewise.
478 (recombine_lvx_stvx_patterns): Likewise.
479 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
480 stvx patterns from expand.
481 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
483 (vector_altivec_store_<mode>): Likewise.
485 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
487 * config/aarch64/aarch64.md
488 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
489 remove the "fp" attributes.
490 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
491 add the "simd" attributes.
492 (*movdf_aarch64): Likewise.
493 (*movtf_aarch64): Remove the "fp" attributes.
494 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
495 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
497 2016-04-27 David Malcolm <dmalcolm@redhat.com>
499 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
500 rtx to rtx_code_label *.
501 * rtl.h (maybe_set_first_label_num): Likewise.
503 2016-04-27 David Malcolm <dmalcolm@redhat.com>
505 * df-core.c (df_add_problem): Make the problem param be const.
506 (df_remove_problem): Make local "problem" be const.
507 * df-problems.c (problem_RD): Make const.
508 (problem_LR): Likewise.
509 (problem_LIVE): Likewise.
510 (problem_MIR): Likewise.
511 (problem_CHAIN): Likewise.
512 (problem_WORD_LR): Likewise.
513 (problem_NOTE): Likewise.
514 (problem_MD): Likewise.
515 * df-scan.c (problem_SCAN): Likewise.
516 * df.h (struct df_problem): Make field "dependent_problem" be
518 (struct dataflow): Likewise for field "problem".
519 (df_add_problem): Make param const.
521 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
524 inter-unit moves to/from vector registers are enabled. Do not disable
527 2016-04-27 David Malcolm <dmalcolm@redhat.com>
529 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
530 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
532 (enum df_problem_id): ...this new enum.
533 (struct df_problem): Convert field "id" from "int" to
536 2016-04-27 David Malcolm <dmalcolm@redhat.com>
538 * rtl.def: Update comment for "things in the instruction chain" to
539 reflect the removal of the leading "i" field for INSN_UID in
540 r210360. Fix bogus apostrophe.
542 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.md
545 (lea arith with mem operand + setcc peephole2): Set operator mode.
547 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
550 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
551 (dimode_scalar_to_vector_candidate_p): This.
552 (timode_scalar_to_vector_candidate_p): New function.
553 (scalar_to_vector_candidate_p): Likewise.
554 (timode_check_non_convertible_regs): Likewise.
555 (timode_remove_non_convertible_regs): Likewise.
556 (remove_non_convertible_regs): Likewise.
557 (remove_non_convertible_regs): Renamed to ...
558 (dimode_remove_non_convertible_regs): This.
559 (scalar_chain::~scalar_chain): Make it virtual.
560 (scalar_chain::compute_convert_gain): Make it pure virtual.
561 (scalar_chain::mark_dual_mode_def): Likewise.
562 (scalar_chain::convert_insn): Likewise.
563 (scalar_chain::convert_registers): Likewise.
564 (scalar_chain::add_to_queue): Make it protected.
565 (scalar_chain::emit_conversion_insns): Likewise.
566 (scalar_chain::replace_with_subreg): Likewise.
567 (scalar_chain::replace_with_subreg_in_insn): Likewise.
568 (scalar_chain::convert_op): Likewise.
569 (scalar_chain::convert_reg): Likewise.
570 (scalar_chain::make_vector_copies): Likewise.
571 (scalar_chain::convert_registers): New pure virtual function.
572 (class dimode_scalar_chain): New class.
573 (class timode_scalar_chain): Likewise.
574 (scalar_chain::mark_dual_mode_def): Renamed to ...
575 (dimode_scalar_chain::mark_dual_mode_def): This.
576 (timode_scalar_chain::mark_dual_mode_def): New function.
577 (timode_scalar_chain::convert_insn): Likewise.
578 (dimode_scalar_chain::convert_registers): Likewise.
579 (scalar_chain::compute_convert_gain): Renamed to ...
580 (dimode_scalar_chain::compute_convert_gain): This.
581 (scalar_chain::replace_with_subreg): Renamed to ...
582 (dimode_scalar_chain::replace_with_subreg): This.
583 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
584 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
585 (scalar_chain::make_vector_copies): Renamed to ...
586 (dimode_scalar_chain::make_vector_copies): This.
587 (scalar_chain::convert_reg): Renamed to ...
588 (dimode_scalar_chain::convert_reg ): This.
589 (scalar_chain::convert_op): Renamed to ...
590 (dimode_scalar_chain::convert_op): This.
591 (scalar_chain::convert_insn): Renamed to ...
592 (dimode_scalar_chain::convert_insn): This.
593 (scalar_chain::convert): Call convert_registers.
594 (convert_scalars_to_vector): Change to scalar_chain pointer to
595 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
596 in 32-bit mode. Delete scalar_chain pointer. Call
597 free_dominance_info in 64-bit mode.
598 (pass_stv::gate): Remove TARGET_64BIT check.
599 (ix86_option_override): Put the 64-bit STV pass before the CSE
602 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
604 * dwarf2out.h (struct dw_loc_descr_node): Remove the
605 dw_loc_frame_offset field.
606 * dwarf2out.c (new_loc_descr): Likewise.
607 (resolve_args_picking_1): Turn the VISITED hash set into a
608 FRAME_OFFSET hash map. Use it to associate a frame offset to
609 visited nodes. Remove uses of the CHECKING_P macro.
610 (resolve_args_picking): Update call to resolve_args_picking_1.
612 2016-04-27 Martin Liska <mliska@suse.cz>
614 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
615 (free_loop_data): Release vuses of groups.
617 2016-04-27 Bin Cheng <bin.cheng@arm.com>
619 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
620 instead of redundant use_id and boolean have_use_for.
621 (struct iv_use): Change sub_id into group_id. Remove field next.
622 Move fields: related_cands, n_map_members, cost_map and selected
624 (struct iv_group): ... here. New structure.
625 (struct iv_common_cand): Use structure declaration directly.
626 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
627 (MAX_CONSIDERED_USES): Rename macro to ...
628 (MAX_CONSIDERED_GROUPS): ... here.
629 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
630 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
631 (dump_uses): Rename to ...
632 (dump_groups): ... here. Update all uses.
633 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
634 (find_induction_variables): Refactor format of dump information.
635 (record_sub_use): Delete.
636 (record_use): Update all uses.
637 (record_group): New function.
638 (record_group_use, find_interesting_uses_op): Call above functions.
640 (find_interesting_uses_cond): Ditto.
641 (group_compare_offset): New function.
642 (split_all_small_groups): Rename to ...
643 (split_small_address_groups_p): ... here. Update all uses.
644 (split_address_groups): Update all uses.
645 (find_interesting_uses): Refactor format of dump information.
646 (add_candidate_1): Update all uses. Remove redundant check on iv,
648 (add_candidate, record_common_cand): Remove redundant assert.
649 (add_iv_candidate_for_biv): Update use.
650 (add_iv_candidate_derived_from_uses): Update all uses.
651 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
652 (alloc_use_cost_map): Ditto.
653 (set_use_iv_cost, get_use_iv_cost): Rename to ...
654 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
655 (determine_use_iv_cost_generic): Ditto.
656 (determine_group_iv_cost_generic): Ditto.
657 (determine_use_iv_cost_address): Ditto.
658 (determine_group_iv_cost_address): Ditto.
659 (determine_use_iv_cost_condition): Ditto.
660 (determine_group_iv_cost_cond): Ditto.
661 (determine_use_iv_cost): Ditto.
662 (determine_group_iv_cost): Ditto.
663 (set_autoinc_for_original_candidates): Update all uses.
664 (find_iv_candidates): Update all uses. Refactor dump information.
665 (determine_use_iv_costs): Ditto.
666 (determine_iv_costs): Ditto.
667 (iv_ca_cand_for_use): Rename to ...
668 (iv_ca_cand_for_group): ... here. Update all uses.
669 (iv_ca_add_use, iv_ca_add_group): Ditto.
670 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
671 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
672 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
673 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
674 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
675 (create_new_iv, adjust_iv_update_pos): Ditto.
676 (rewrite_use_address): Delete.
677 (rewrite_use_address_1): Rename to ...
678 (rewrite_use_address): ... here.
679 (rewrite_use_compare): Update all uses.
680 (rewrite_use): Delete.
681 (rewrite_uses): Rename to ...
682 (rewrite_groups): ... here. Update all uses.
683 (remove_unused_ivs, free_loop_data): Update all uses.
684 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
686 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
688 * rtlanal.c (nonzero_bits1): Convert preprocessor check
689 for WORD_REGISTER_OPERATIONS to runtime check.
691 2016-04-27 Richard Biener <rguenther@suse.de>
694 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
695 aggregate_value_p to determine if a function result is
696 returned by reference.
697 (ipa_pta_execute): Functions having their address taken are
698 not automatically nonlocal.
700 2016-04-27 Jakub Jelinek <jakub@redhat.com>
703 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
704 * fold-const.c (operand_equal_p): If flag_checking and
705 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
706 and if it returns non-zero, assert iterative_hash_expr on both
709 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
711 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
713 2016-04-27 Nick Clifton <nickc@redhat.com>
716 * varasm.c (merge_weak): Generate an error if an attempt is made
717 to convert a non-weak static function into a weak, public function.
719 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
721 * params.def (MAX_PARTITION_SIZE): New param.
722 * doc/invoke.texi: Document lto-max-partition.
724 2016-04-27 Richard Biener <rguenther@suse.de>
727 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
728 function cummulating used_from_other_partition, externally_visible
729 and force_output from aliases.
730 (refered_from_nonlocal_var): Likewise.
731 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
734 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
736 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
737 (-Wmemset-elt-size): New item.
739 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
742 * stor-layout.h (internal_reference_types): Delete.
743 * stor-layout.c (reference_types_internal): Likewise.
744 (internal_reference_types): Likewise.
745 (layout_type) <REFERENCE_TYPE>: Adjust.
747 2016-04-27 Jakub Jelinek <jakub@redhat.com>
750 * tree.h (inchash::add_expr): Add FLAGS argument.
751 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
752 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
753 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
754 Formatting fix. Adjust recursive calls. For tcc_comparison,
755 if swap_tree_comparison (code) is smaller than code, hash that
756 and arguments in the other order. Hash CONVERT_EXPR the same
757 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
758 of ADDR_EXPR of decl as the decl itself. Add or remove
759 OEP_ADDRESS_OF from recursive flags as needed. For
760 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
761 operands commutatively and only the third one normally.
762 For internal CALL_EXPR hash in CALL_EXPR_IFN.
764 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
766 * config/rtems.h (LIB_SPEC): Add -latomic.
768 2016-04-27 Joel Sherrill <joel@rtems.org>
770 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
771 xilink.ld and flags not relevant to RTEMS.
773 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
775 * toplev.c (backend_init_target): Avoid calling init_reload when using
778 2016-04-26 Jakub Jelinek <jakub@redhat.com>
780 * reorg.c (try_merge_delay_insns): Declare i and j inside the
781 for loops rather than one for the whole function.
783 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
785 * match.pd (X + CST CMP X): New transformation.
787 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
789 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
790 * fold-const.c (fold_binary_loc): Remove 2 transformations
791 superseded by match.pd.
792 * match.pd (x+x -> x*2): Generalize to integers.
794 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
796 * config/i386/i386.md (operation on memory peephole): Duplicate an
797 existing peephole and adapt it to match lea rather than an operation
800 PR rtl-optimization/57193
801 * opts.c (default_options_table): Add OPT_frename_registers at -O2
803 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
805 2016-04-26 Bin Cheng <bin.cheng@arm.com>
807 * tree-if-conv.c (any_pred_load_store): New static variable.
808 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
809 any_pred_load_store instead of and_mask_load_store.
810 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
811 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
812 (combine_blocks, tree_if_conversion): Ditto.
814 2016-04-26 Bin Cheng <bin.cheng@arm.com>
816 PR tree-optimization/70771
817 PR tree-optimization/70775
818 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
819 virtual PHI nodes. Delete parameter.
820 (if_convertible_loop_p_1): Delete argument to above function.
821 (predicate_all_scalar_phis): Delete code handling single-argument
823 (tree_if_conversion): Mark and update virtual SSA.
825 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
828 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
829 (x86_elf_aligned_common): Rename to ...
830 (x86_elf_aligned_decl_common): ... this.
831 Add decl arg. Switch to .lbss for largecomm object. Use
832 LARGECOMM_SECTION_ASM_OP.
833 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
835 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
836 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
838 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
839 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
841 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
844 * config/i386/i386.c (SECTION_LARGE): Define.
845 (x86_64_elf_select_section): Set it for large data/bss sections.
846 Only clear SECTION_WRITE for .lrodata.
847 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
849 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
850 * varasm.c (default_elf_asm_named_section): Grow flagchars.
851 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
853 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
854 * doc/tm.texi: Regenerate.
856 2016-04-26 Jakub Jelinek <jakub@redhat.com>
859 * configure.ac (--enable-checking): Document extra flag, for
860 non-release builds default to --enable-checking=yes,extra.
861 If misc checking and extra checking, define CHECKING_P to 2 instead
863 * common.opt (fchecking=): Add.
864 * doc/invoke.texi (-fchecking=): Document.
865 * doc/install.texi: Document --enable-checking changes.
866 * configure: Regenerated.
867 * config.in: Regenerated.
869 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
872 attribute instead of which_alternative.
873 * config/i386/sse.md (*mov<mode>_internal): Ditto.
874 Use EXT_REX_SSE_REG_P where appropriate.
876 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/predicates.md (const0_operand): Do not match
880 (const1_operand): Ditto.
882 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
885 for SSE constm1 operands and TARGET_AVX512VL.
886 (*movti_internal): Ditto.
887 (*mov<mode>_or): Use constm1_operand predicate.
888 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
889 for SSE vector_all_ones operands and TARGET_AVX512VL.
890 * config/i386/predicates.md (constm1_operand): New predicate.
891 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
892 emission of constant -1 load.
894 2016-04-25 Jason Merrill <jason@redhat.com>
896 * gdbinit.in: Skip is-a.h.
898 * attribs.c (register_scoped_attributes): Fix logic.
899 * attribs.h: Declare register_scoped_attributes.
901 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
903 * config/rs6000/rs6000-builtin.def: Correct pasto error for
904 stxvd2x and stxvw4x built-in functions.
906 2016-04-25 DJ Delorie <dj@redhat.com>
908 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
912 2016-04-25 Richard Biener <rguenther@suse.de>
914 PR tree-optimization/70780
915 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
917 (compute_antic): Mark blocks with abnormal preds as visited as
918 they have a final empty antic-in solution already.
920 2016-04-25 Michael Collison <michael.collison@linaro.org>
922 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
924 2016-04-25 Michael Collison <michael.collison@linaro.org>
926 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
927 mode is VQI to improve mixed mode vectorization.
928 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
929 define_insn to match low half of signed vaddw.
930 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
931 define_insn to match high half of signed vaddw.
932 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
933 define_insn to match low half of unsigned vaddw.
934 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
935 define_insn to match high half of unsigned vaddw.
936 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
937 (arm_simd_check_vect_par_cnst_half_p): Likewise.
938 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
940 (arm_simd_check_vect_par_cnst_half_p): Likewise.
941 * config/arm/predicates.md (vect_par_constant_high): Support
942 big endian and simplify by calling
943 arm_simd_check_vect_par_cnst_half
944 (vect_par_constant_low): Likewise.
946 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
949 predicate for operand 2.
951 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
952 H.J. Lu <hongjiu.lu@intel.com>
954 * config/i386/i386-protos.h (standard_sse_constant_p): Add
955 machine_mode argument.
956 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
957 constm1_rtx operands. For VOIDmode constants, get mode from
958 pred_mode. Check mode size if the mode is supported by ABI.
959 (standard_sse_constant_opcode): Do not use standard_constant_p.
960 Strictly check ABI support for all-ones operands.
961 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
962 immediates. Update calls to standard_sse_constant_p.
963 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
964 (ix86_rtx_costs): Ditto.
965 * config/i386/i386.md (*movxi_internal_avx512f): Use
966 nonimmediate_or_sse_const_operand instead of vector_move_operand.
967 Use (v,BC) alternative instead of (v,C). Use register_operand
968 checks instead of MEM_P.
969 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
970 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
971 isa attribute. Use register_operand checks instead of MEM_P.
972 (*movti_internal): Use nonimmediate_or_sse_const_operand for
973 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
974 alternative and corresponding sse2 isa attribute.
975 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
976 to standard_sse_constant_p.
977 (FP constant splitters): Ditto.
978 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
980 * config/i386/predicates.md (constm1_operand): Remove.
981 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
982 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
983 vector_all_ones_operand instead of constm1_operand.
985 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
987 * print-rtl.c (print_rtx_insn_vec): New function.
988 * print-rtl.h: New prototype.
989 * store-motion.c (struct st_expr): Make avail_stores a vector.
990 (st_expr_entry): Adjust.
991 (free_st_expr_entry): Likewise.
992 (print_store_motion_mems): Likewise.
993 (find_moveable_store): Likewise.
994 (compute_store_table): Likewise.
995 (delete_store): Likewise.
996 (build_store_vectors): Likewise.
998 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1000 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1002 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1004 * vec.h (vec_safe_contains): New function.
1005 (vec::contains): Likewise.
1006 (vec::begin): Likewise.
1007 (vec::end): Likewise.
1009 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1012 * cfgexpand.c (expand_stack_vars): Fix typo.
1014 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1016 * system.h (list, map, set, vector): Include conditionally.
1017 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1018 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1019 * ipa-icf.c (INCLUDE_LIST): Define.
1020 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1021 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1022 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1023 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1024 * cp/logic.cc (INCLUDE_LIST): Define.
1025 * fortran/trans-common.c (INCLUDE_MAP): Define.
1027 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1029 * auto-profile.c: Remove <string.h> include.
1030 * ipa-icf-gimple.c: Remove <list> include.
1031 * diagnostic.c: Remove <new> include.
1032 * genmatch.c: Likewise.
1033 * pretty-print.c: Likewise.
1034 * toplev.c: Likewise
1035 * c/c-objc-common.c: Likewise.
1036 * cp/error.c: Likewise.
1037 * fortran/error.c: Likewise.
1039 2016-04-22 Richard Biener <rguenther@suse.de>
1041 * lto-streamer-in.c (input_ssa_names): Do not allocate
1042 GIMPLE_NOP for all SSA names.
1043 * lto-streamer-out.c (output_ssa_names): Do not output
1044 SSA names that should have been released.
1046 2016-04-22 Richard Biener <rguenther@suse.de>
1048 PR tree-optimization/70740
1049 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1052 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/predicates.md (call_insn_operand): Replace
1056 sibcall_memory_operand with memory_operand.
1058 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1060 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1061 has_single_use() tests.
1062 (register_edge_assert_for_1): Likewise.
1063 (find_assert_locations_1): Check the liveness bitmap instead of
1064 checking has_single_use().
1066 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1069 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1070 Extract AVX-512BW constraint from AVX.
1072 2016-04-21 Richard Biener <rguenther@suse.de>
1074 PR tree-optimization/70725
1075 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1076 for phi_convertible_by_degenerating_args.
1077 (predicate_all_scalar_phis): Handle single-argument PHIs.
1079 2016-04-21 Richard Biener <rguenther@suse.de>
1082 * fold-const.c (fold_comparison): Return properly typed
1085 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1087 PR tree-optimization/70715
1088 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1089 after expanding BASE using expand_simple_operations.
1091 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1093 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1094 New transformations.
1096 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1098 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1100 2016-04-20 Jan Hubicka <jh@suse.cz>
1102 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1103 ultiimate_alias_target.
1104 (update_callee_keys): Likewise.
1105 (lookup_recursive_calls): Likewise.
1106 (speculation_useful_p): Likewise.
1108 2016-04-20 Jan Hubicka <jh@suse.cz>
1111 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1112 (set_nothrow_flag_1): ... this; handle interposition correctly;
1113 recurse on aliases and thunks.
1114 (cgraph_node::set_nothrow_flag): New.
1115 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1116 functions compiled with non-call exceptions that binds to current
1118 (propagate_nothrow): Be safe WRT interposition.
1119 * cgraph.h (set_nothrow_flag): Update prototype.
1121 2016-04-18 Jan Hubicka <jh@suse.cz>
1123 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1124 max_loop_iterations_int.
1125 (tree_unswitch_outer_loop): Likewise.
1127 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1129 PR tree-optimization/69489
1130 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1131 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1132 Revise dump message.
1133 (if_convertible_bb_p): Remove check on edge count of basic block's
1136 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1138 PR tree-optimization/56625
1139 PR tree-optimization/69489
1140 * tree-data-ref.h (DR_INNERMOST): New macro.
1141 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1142 hashing struct innermost_loop_behavior.
1143 (ref_DR_map): Remove.
1144 (innermost_DR_map): New map.
1145 (baseref_DR_map): Revise comment.
1146 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1147 to innermost_DR_map accroding to its innermost loop behavior.
1148 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1149 to its innermost loop behavior.
1150 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1151 Add initialization for innermost_DR_map. Record memory reference
1152 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1153 have innermost loop behavior.
1154 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1157 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1160 *lea_general_1. Use explicit SWI12 mode interator.
1161 (*lea<mode>_general_2): Rename from *lea_general_2.
1162 Use explicit SWI12 mode interator.
1163 (*lea<mode>_general_3): Rename from *lea_general_3.
1164 Use explicit SWI12 mode interator.
1165 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1166 Use explicit SWI12 mode interator.
1167 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1168 Use explicit SWI48 mode interator.
1170 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1173 Short-cut unaligned load and store cases. Handle all integer
1175 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1176 and store cases. Call ix86_avx256_split_vector_move_misalign
1177 directly without checking mode class.
1179 2016-04-20 Andrew Pinski <apinski@cavium.com>
1180 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1183 * config/aarch64/aarch64.md (sibcall): Force call
1184 address to be DImode for ILP32.
1185 (sibcall_value): Likewise.
1187 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1189 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1191 2016-04-20 Richard Biener <rguenther@suse.de>
1193 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1194 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1195 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1196 (maybe_push_res_to_seq): Adjust.
1197 * gimple-fold.c (maybe_build_generic_op): Likewise.
1199 2016-04-20 Marek Polacek <polacek@redhat.com>
1201 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1204 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1206 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1207 use kmovw to support AVX512F target.
1209 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1211 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1213 2016-04-20 Marek Polacek <polacek@redhat.com>
1215 PR tree-optimization/70725
1216 * tree-if-conv.c (is_false_predicate): New function.
1217 (predicate_mem_writes): Use it.
1219 2016-04-20 Richard Biener <rguenther@suse.de>
1221 PR tree-optimization/70726
1222 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1223 shift amounts from a pattern stmt operand.
1225 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1228 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1229 stack_restore_from_fpr pattern when restoring r15.
1230 (s390_optimize_prologue): Strip away the memory barrier in the
1231 parallel when trying to get rid of restore insns.
1232 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1233 definition for loading the stack pointer from an FPR. Compared to
1234 the normal move insn this pattern includes a full memory barrier.
1236 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1239 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1240 implicitly linear or lastprivate iterator on the outer context.
1242 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1244 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1246 * config/i386/i386.md (ssememalign): Removed.
1247 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1249 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1252 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1253 const short * to __builtin_ia32_loaddquhi512_mask.
1254 (_mm512_maskz_loadu_epi16): Likewise.
1255 (_mm512_mask_storeu_epi16): Pass short * to
1256 __builtin_ia32_storedquhi512_mask.
1257 (_mm512_mask_loadu_epi8): Pass const char * to
1258 __builtin_ia32_loaddquqi512_mask.
1259 (_mm512_maskz_loadu_epi8): Likewise.
1260 (_mm512_mask_storeu_epi8): Pass char * to
1261 __builtin_ia32_storedquqi512_mask.
1262 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1263 const double * to __builtin_ia32_loadupd512_mask.
1264 (_mm512_mask_loadu_pd): Likewise.
1265 (_mm512_maskz_loadu_pd): Likewise.
1266 (_mm512_storeu_pd): Pass double * to
1267 __builtin_ia32_storeupd512_mask.
1268 (_mm512_mask_storeu_pd): Likewise.
1269 (_mm512_loadu_ps): Pass const float * to
1270 __builtin_ia32_loadups512_mask.
1271 (_mm512_mask_loadu_ps): Likewise.
1272 (_mm512_maskz_loadu_ps): Likewise.
1273 (_mm512_storeu_ps): Pass float * to
1274 __builtin_ia32_storeups512_mask.
1275 (_mm512_mask_storeu_ps): Likewise.
1276 (_mm512_mask_loadu_epi64): Pass const long long * to
1277 __builtin_ia32_loaddqudi512_mask.
1278 (_mm512_maskz_loadu_epi64): Likewise.
1279 (_mm512_mask_storeu_epi64): Pass long long *
1280 to __builtin_ia32_storedqudi512_mask.
1281 (_mm512_loadu_si512): Pass const int * to
1282 __builtin_ia32_loaddqusi512_mask.
1283 (_mm512_mask_loadu_epi32): Likewise.
1284 (_mm512_maskz_loadu_epi32): Likewise.
1285 (_mm512_storeu_si512): Pass int * to
1286 __builtin_ia32_storedqusi512_mask.
1287 (_mm512_mask_storeu_epi32): Likewise.
1288 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1289 char * to __builtin_ia32_storedquqi256_mask.
1290 (_mm_mask_storeu_epi8): Likewise.
1291 (_mm256_mask_loadu_epi16): Pass const short * to
1292 __builtin_ia32_loaddquhi256_mask.
1293 (_mm256_maskz_loadu_epi16): Likewise.
1294 (_mm_mask_loadu_epi16): Pass const short * to
1295 __builtin_ia32_loaddquhi128_mask.
1296 (_mm_maskz_loadu_epi16): Likewise.
1297 (_mm256_mask_loadu_epi8): Pass const char * to
1298 __builtin_ia32_loaddquqi256_mask.
1299 (_mm256_maskz_loadu_epi8): Likewise.
1300 (_mm_mask_loadu_epi8): Pass const char * to
1301 __builtin_ia32_loaddquqi128_mask.
1302 (_mm_maskz_loadu_epi8): Likewise.
1303 (_mm256_mask_storeu_epi16): Pass short * to.
1304 __builtin_ia32_storedquhi256_mask.
1305 (_mm_mask_storeu_epi16): Pass short * to.
1306 __builtin_ia32_storedquhi128_mask.
1307 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1308 const double * to __builtin_ia32_loadupd256_mask.
1309 (_mm256_maskz_loadu_pd): Likewise.
1310 (_mm_mask_loadu_pd): Pass onst double * to
1311 __builtin_ia32_loadupd128_mask.
1312 (_mm_maskz_loadu_pd): Likewise.
1313 (_mm256_mask_storeu_pd): Pass double * to
1314 __builtin_ia32_storeupd256_mask.
1315 (_mm_mask_storeu_pd): Pass double * to
1316 __builtin_ia32_storeupd128_mask.
1317 (_mm256_mask_loadu_ps): Pass const float * to
1318 __builtin_ia32_loadups256_mask.
1319 (_mm256_maskz_loadu_ps): Likewise.
1320 (_mm_mask_loadu_ps): Pass const float * to
1321 __builtin_ia32_loadups128_mask.
1322 (_mm_maskz_loadu_ps): Likewise.
1323 (_mm256_mask_storeu_ps): Pass float * to
1324 __builtin_ia32_storeups256_mask.
1325 (_mm_mask_storeu_ps): ass float * to
1326 __builtin_ia32_storeups128_mask.
1327 (_mm256_mask_loadu_epi64): Pass const long long * to
1328 __builtin_ia32_loaddqudi256_mask.
1329 (_mm256_maskz_loadu_epi64): Likewise.
1330 (_mm_mask_loadu_epi64): Pass const long long * to
1331 __builtin_ia32_loaddqudi128_mask.
1332 (_mm_maskz_loadu_epi64): Likewise.
1333 (_mm256_mask_storeu_epi64): Pass long long * to
1334 __builtin_ia32_storedqudi256_mask.
1335 (_mm_mask_storeu_epi64): Pass long long * to
1336 __builtin_ia32_storedqudi128_mask.
1337 (_mm256_mask_loadu_epi32): Pass const int * to
1338 __builtin_ia32_loaddqusi256_mask.
1339 (_mm256_maskz_loadu_epi32): Likewise.
1340 (_mm_mask_loadu_epi32): Pass const int * to
1341 __builtin_ia32_loaddqusi128_mask.
1342 (_mm_maskz_loadu_epi32): Likewise.
1343 (_mm256_mask_storeu_epi32): Pass int * to
1344 __builtin_ia32_storedqusi256_mask.
1345 (_mm_mask_storeu_epi32): Pass int * to
1346 __builtin_ia32_storedqusi128_mask.
1347 * config/i386/i386-builtin-types.def (PCSHORT): New.
1349 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1350 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1351 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1352 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1353 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1354 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1355 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1356 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1357 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1358 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1359 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1360 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1361 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1362 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1363 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1364 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1365 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1366 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1367 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1368 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1369 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1370 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1371 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1372 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1373 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1374 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1375 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1376 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1377 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1378 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1379 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1380 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1381 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1382 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1383 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1384 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1385 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1386 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1387 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1388 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1389 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1390 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1391 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1392 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1393 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1394 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1395 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1396 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1397 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1399 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1400 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1402 (ix86_expand_vector_move_misalign): Likewise.
1403 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1404 to scalar function prototype for unaligned load/store builtins.
1405 (ix86_expand_special_args_builtin): Updated.
1406 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1407 (UNSPEC_STOREU): Likewise.
1408 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1409 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1410 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1411 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1412 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1413 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1414 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1415 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1416 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1417 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1418 (<avx512>_storedqu<mode>_mask): Likewise.
1419 (*sse4_2_pcmpestr_unaligned): Likewise.
1420 (*sse4_2_pcmpistr_unaligned): Likewise.
1421 (*mov<mode>_internal): Renamed to ...
1422 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1423 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1424 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1425 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1427 2016-04-19 Richard Biener <rguenther@suse.de>
1429 PR tree-optimization/70171
1430 * tree-ssa-phiprop.c: Include stor-layout.h.
1431 (phiprop_insert_phi): Handle the aggregate copy case.
1432 (propagate_with_phi): Likewise.
1434 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1437 instead of simplify_gen_subreg (... , 0).
1438 (ix86_delegitimize_address): Ditto.
1439 (ix86_split_divmod): Ditto.
1440 (ix86_split_copysign_const): Ditto.
1441 (ix86_split_copysign_var): Ditto.
1442 (ix86_expand_args_builtin): Ditto.
1443 (ix86_expand_round_builtin): Ditto.
1444 (ix86_expand_special_args_builtin): Ditto.
1445 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1446 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1447 (udivmodqi4): Ditto.
1448 (absneg splitters): Ditto.
1449 (*jcc_bt<mode>_1): Ditto.
1451 2016-04-19 Richard Biener <rguenther@suse.de>
1453 PR tree-optimization/70724
1454 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1455 restoring out from ...
1456 (free_scc_vn): ... here.
1457 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1458 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1460 (pass_fre::execute): Restore SSA info.
1462 2016-04-19 Richard Biener <rguenther@suse.de>
1464 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1465 * gimple-walk.c (walk_gimple_op): Initialize it.
1466 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1467 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1468 remapping SSA names of defs.
1469 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1472 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1475 * lra-constraints.c (equiv_substition_p): New.
1476 (process_alt_operands): Use it.
1477 (swap_operands): Swap it.
1478 (curr_insn_transform): Update it.
1480 2016-04-18 Michael Matz <matz@suse.de>
1482 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1483 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1484 * tree-core.h (tree_type_common.align): Use bit-field.
1485 (tree_type_common.spare): New.
1486 (tree_decl_common.off_align): Make smaller.
1487 (tree_decl_common.align): Use bit-field.
1489 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1490 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1491 (scan_sharing_clauses): Ditto.
1492 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1493 (omp_finish_file): Ditto.
1494 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1495 (layout_decl): Ditto.
1496 (relayout_decl): Ditto.
1497 (finalize_record_size): Use SET_TYPE_ALIGN.
1498 (finalize_type_size): Ditto.
1499 (finish_builtin_struct): Ditto.
1500 (layout_type): Ditto.
1501 (initialize_sizetypes): Ditto.
1502 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1503 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1504 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1505 (get_chain_field): Ditto.
1506 (get_trampoline_type): Ditto.
1507 (get_nl_goto_field): Ditto.
1508 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1510 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1511 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1512 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1513 (build_qualified_type): Use SET_TYPE_ALIGN.
1514 (build_aligned_type, build_range_type_1): Ditto.
1515 (build_atomic_base): Ditto.
1516 (build_common_tree_nodes): Ditto.
1517 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1518 (expand_one_stack_var_at): Ditto.
1519 * coverage.c (build_var): Use SET_DECL_ALIGN.
1520 * except.c (init_eh): Ditto.
1521 * function.c (assign_parm_setup_block): Ditto.
1522 * symtab.c (increase_alignment_1): Ditto.
1523 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1524 * tree-vect-stmts.c (ensure_base_align): Ditto.
1525 * varasm.c (align_variable): Ditto.
1526 (assemble_variable): Ditto.
1527 (build_constant_desc): Ditto.
1528 (output_constant_def_contents): Ditto.
1530 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1531 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1532 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1533 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1534 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1536 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1540 replace %vmovsd with "%vmovq".
1541 (vec_concatv2df): Likewise.
1543 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
1546 (*vec_extractv2si_0): Ditto.
1547 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
1548 (zero_extended_scalar_load_operand splitters): Ditto.
1549 (vec_extract splitters): Ditto.
1550 (*vec_extractv4si_0_zext): Ditto.
1551 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
1553 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
1554 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
1555 (*sse4_1_extractps): Use lowpart_subreg.
1557 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
1561 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
1562 Mention Solaris 11 packaging changes.
1563 Update gas and gld requirements.
1564 Remove reference to pre-Solaris 10 bug.
1565 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
1567 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
1570 2016-04-17 Jan Hubicka <jh@suse.cz>
1572 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
1573 max_loop_iterations_int.
1575 2016-04-18 Richard Biener <rguenther@suse.de>
1577 PR tree-optimization/43434
1578 * tree-ssa-structalias.c (struct vls_data): New.
1579 (visit_loadstore): Handle all pointer-based accesses.
1580 (compute_dependence_clique): Compute a bitmap of restrict tags
1581 assigned bases and pass it to visit_loadstore.
1583 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
1586 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
1587 armv8.1-a and armv8.1-a+crc.
1589 2016-04-18 Richard Biener <rguenther@suse.de>
1591 PR tree-optimization/70701
1592 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
1593 references after translating through a memcpy.
1595 2016-04-18 Richard Biener <rguenther@suse.de>
1597 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
1598 (compute_antic): ... here. For partial antic use regular
1599 postorder and scrap iteration.
1600 (compute_partial_antic_aux): Remove unused return value.
1601 (init_pre): Do not allocate postorder.
1602 (fini_pre): Do not free postorder.
1604 2016-04-18 Richard Biener <rguenther@suse.de>
1607 * expmed.c (extract_bit_field_1): Remove broken case
1608 using a wider MODE_INT mode.
1610 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
1612 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
1613 unless compiling with at least GCC-4.8.
1615 2016-04-17 Jan Hubicka <jh@suse.cz>
1618 * graphite.c (graphite_finalize): Update call to
1619 tree_estimate_probability.
1620 * predict.h (tree_estimate_probability): Update prototype.
1622 2016-04-17 Jan Hubicka <jh@suse.cz>
1624 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
1625 (tree_estimate_probability): Likewise.
1626 (pass_profile::execute): Update.
1627 (report_predictor_hitrates): New function.
1628 * profile.c (compute_branch_probabilities): Use it.
1629 * predict.h (report_predictor_hitrates): Declare.
1631 2016-04-17 Jan Hubicka <jh@suse.cz>
1634 * cgraph.h (cgraph_node::set_const_flag,
1635 cgraph_node::set_pure_flag): Update prototype to return bool;
1637 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
1638 of interposable symbol are interposable, too.
1639 (cgraph_set_const_flag_1): Rename to ...
1640 (set_const_flag_1): ... this one; change to self recursive function
1641 instead of call_for_symbol_thunks_and_aliases. Handle correctly
1642 clearnig the flag in all variants and also virtual thunks of const
1643 functions are pure; track if any change was done.
1644 (cgraph_node::set_const_flag): Update.
1645 (struct set_pure_flag_info): New struct.
1646 (cgraph_set_pure_flag_1): Rename to ...
1647 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
1648 rather than pointer encoded flags; track if any changes was done;
1649 handle correctly clearning flag and setting flag of aliases already
1651 (cgraph_node::set_pure_flag): Update.
1652 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
1654 2016-04-17 Tom de Vries <tom@codesourcery.com>
1657 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
1660 2016-04-17 Tom de Vries <tom@codesourcery.com>
1662 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
1663 '{}<> ' as escape-for-record.
1665 2016-04-17 Tom de Vries <tom@codesourcery.com>
1667 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
1670 2016-04-17 Tom de Vries <tom@codesourcery.com>
1673 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
1674 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
1675 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
1676 * passes.c (finish_optimization_passes): Only call
1677 finish_graph_dump_file if dfi->graph_dump_initialized.
1678 (execute_function_dump, pass_init_dump_file): Use
1679 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
1681 2016-04-17 Tom de Vries <tom@codesourcery.com>
1683 PR tree-optimization/70256
1684 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
1685 (debug_varmap): New function.
1687 2016-04-17 Tom de Vries <tom@codesourcery.com>
1690 * passes.c (pass_manager::register_pass): Propagate pflags.
1692 2016-04-17 Tom de Vries <tom@codesourcery.com>
1695 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
1696 * passes.c (pass_manager::pass_manager): Declare and init p_start in
1697 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
1698 check if it's equal to p_start.
1699 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
1701 2016-04-15 Jan Hubicka <jh@suse.cz>
1704 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
1705 function does not bind to current def.
1706 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
1707 handle conservatively calls to functions that does not need to bind
1709 (check_call): Update call of worse_state.
1710 (ignore_edge_for_nothrow): Update.
1711 (ignore_edge_for_pure_const): Likewise.
1712 (propagate_pure_const): Update calls to worse_state.
1713 (skip_function_for_local_pure_const): Reformat comments.
1715 2016-04-15 Jan Hubicka <jh@suse.cz>
1718 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
1719 (cgraph_node::function_symbol): Likewise.
1720 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1721 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
1722 (symtab_node::ultimate_alias_target): Add REF parameter.
1723 (symtab_node::binds_to_current_def_p): Declare.
1724 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
1725 (cgraph_node::function_symbol): Likewise.
1726 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
1727 (cgraph_node::get_availability): Likewise.
1728 (cgraph_edge::binds_to_current_def_p): New inline function.
1729 (varpool_node::get_availability): Add REF parameter.
1730 (varpool_node::ultimate_alias_target): Likewise.
1731 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
1732 (symtab_node::binds_to_current_def_p): Likewise.
1733 * varpool.c (varpool_node::get_availability): Likewise.
1735 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1738 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
1739 Fix mode size check.
1741 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1743 * BASE-VER: Set to 7.0.0.
1745 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
1747 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
1749 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1751 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
1752 architecture revisions.
1754 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
1756 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
1757 * config/i386/i386.c (ix86_using_red_zone): No longer static.
1758 * config/i386/i386.md (stack decrement to push peepholes): Guard
1759 with !x86_using_red_zone ().
1761 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1764 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
1765 to dump_generic_node.
1766 (NIY): Pass also flags to do_niy.
1768 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
1770 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
1771 (simd_clone_vector_of_formal_parm_types)
1772 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
1773 (simd_clone_mangle, simd_clone_create)
1774 (simd_clone_adjust_return_type, create_tmp_simd_array)
1775 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
1776 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
1777 (ipa_simd_modify_function_body, simd_clone_linear_addend)
1778 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
1779 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
1780 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
1781 * omp-simd-clone.c: ... this new file.
1782 (simd_clone_vector_of_formal_parm_types): Make it static.
1783 * Makefile.in (OBJS): Add omp-simd-clone.o.
1785 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
1788 * config/i386/sse.md: Use proper memory operand modifiers.
1791 2016-04-15 Richard Biener <rguenther@suse.de>
1792 Alan Modra <amodra@gmail.com>
1794 PR tree-optimization/70130
1795 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
1796 when alignment stays not the same and no not use the realign
1799 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1802 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1803 direct move handlers for KFmode. Change TFmode handlers test from
1804 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
1806 2016-04-14 Jakub Jelinek <jakub@redhat.com>
1809 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
1810 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
1811 (inlined_polymorphic_ctor_dtor_block_p): Use it.
1812 * tree-ssa-live.c (remove_unused_scope_block_p): When
1813 in_ctor_dtor_block, avoid discarding not just BLOCKs with
1814 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
1815 block_ultimate_origin is FUNCTION_DECL.
1816 (remove_unused_locals): If current_function_decl is
1817 polymorphic_ctor_dtor_p, pass initial true to
1818 remove_unused_scope_block_p' is_ctor_dtor_block.
1820 2016-04-14 Martin Sebor <msebor@redhat.com>
1825 * doc/extend.texi (Variable Length): Revert.
1827 2016-04-14 Marek Polacek <polacek@redhat.com>
1828 Jan Hubicka <hubicka@ucw.cz>
1831 * tree.c (verify_type): Disable the canonical type of main variant
1834 2016-04-14 Jason Merrill <jason@redhat.com>
1836 * cfgexpand.c, expr.c: Revert previous change.
1838 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
1841 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
1842 when building a mem ref for the incoming reduction variable.
1844 2016-04-14 Richard Biener <rguenther@suse.de>
1846 PR tree-optimization/70614
1847 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
1848 loop if the evolution dropped to chrec_dont_know.
1849 (interpret_condition_phi): Likewise.
1851 2016-04-14 Richard Biener <rguenther@suse.de>
1853 PR tree-optimization/70623
1854 * tree-ssa-pre.c (changed_blocks): Make global ...
1855 (compute_antic): ... local here. Move and fix worklist
1856 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
1857 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
1858 worklist handling, dump when ANTIC_IN changed.
1859 (compute_partial_antic_aux): Remove worklist handling.
1860 (init_pre): Do not compute post dominators. Add a comment about
1861 the CFG order chosen.
1862 (fini_pre): Do not free post dominators.
1864 2016-04-13 Martin Sebor <msebor@redhat.com>
1869 * doc/extend.texi (Variable Length): Document C++ specifics.
1871 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1874 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
1875 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
1876 eh edges have been purged.
1879 * tree-sra.c (create_access_replacement,
1880 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
1882 * tree-pretty-print.c (dump_fancy_name): New function.
1883 (dump_decl_name, dump_generic_node): Use it.
1885 2016-04-13 Jason Merrill <jason@redhat.com>
1887 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
1888 * expr.c (expand_expr_real_1): Likewise.
1890 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
1892 * config/i386/i386.md (kunpckhi): Swap operands.
1893 (kunpcksi): Likewise.
1894 (kunpckdi): Likewise.
1895 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
1896 (vec_pack_trunc_<mode>): Likewise.
1898 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1901 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
1904 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
1905 gimplification turns some element into non-constant.
1908 * rtl.h (convert_memory_address_addr_space_1): New prototype.
1909 * explow.c (convert_memory_address_addr_space_1): No longer static,
1910 add NO_EMIT argument and don't call convert_modes if true, pass
1911 it down recursively, remove break after return.
1912 (convert_memory_address_addr_space): Adjust caller.
1913 * simplify-rtx.c (simplify_unary_operation_1): Call
1914 convert_memory_address_addr_space_1 instead of convert_memory_address,
1915 if it returns NULL, don't simplify.
1917 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
1920 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
1922 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1924 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
1925 Bump the upper SIMDLEN limits, so that if the return type or
1926 characteristic type if the return type is void can be passed in
1927 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
1930 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1933 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
1934 Do not use "=" constraint on an input constraint.
1935 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1936 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1937 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
1938 generates (neg (abs ...)) instead of (abs ...).
1940 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1942 PR rtl-optimization/70596
1943 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
1944 just invalidate LRA data and reset them. Adjust dump wording.
1946 2016-04-12 Martin Liska <mliska@suse.cz>
1949 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
1951 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
1953 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1954 max_loop_iterations_int.
1955 (tree_unswitch_outer_loop): Likewise.
1956 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
1957 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
1959 2016-04-12 Tom de Vries <tom@codesourcery.com>
1961 PR tree-optimization/68756
1962 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
1963 instead of new_name.
1965 2016-04-12 Jakub Jelinek <jakub@redhat.com>
1967 PR tree-optimization/70602
1968 * tree-sra.c (generate_subtree_copies): Don't write anything into
1969 constant pool decls.
1971 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
1972 regardless whether there are depend clauses or not.
1974 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1977 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
1978 target attribute and pragma from changing the -mfloat128
1979 and -mfloat128-hardware options.
1981 * doc/extend.texi (Additional Floating Types): Document PowerPC
1982 __float128 restrictions.
1984 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1987 * config/aarch64/driver-aarch64.c
1988 (aarch64_get_extension_string_for_isa_flags): New.
1989 (arch_extension): Rename to...
1990 (aarch64_arch_extension): ...This.
1991 (ext_to_feat_string): Rename to...
1992 (aarch64_extensions): ...This.
1993 (aarch64_core_data): Keep track of architecture extension flags.
1994 (cpu_data): Rename to...
1995 (aarch64_cpu_data): ...This.
1996 (aarch64_arch_driver_info): Keep track of architecture extension
1998 (get_arch_name_from_id): Rename to...
1999 (get_arch_from_id): ...This, change return type.
2000 (host_detect_local_cpu): Update and reformat for renames, handle
2001 extensions through common infrastructure.
2003 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2006 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2007 track of a canonical flag name.
2008 (all_extensions): Likewise.
2009 (arch_to_arch_name): Also track extension flags enabled by the arch.
2010 (all_architectures): Likewise.
2011 (aarch64_parse_extension): Move to here.
2012 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2014 (aarch64_rewrite_selected_cpu): Update for above change.
2015 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2016 are handled, such that the single explicit value enabled by an
2017 extension is kept seperate from the implicit values it also enables.
2018 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2020 (aarch64_parse_extension): New.
2021 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2022 here to config/aarch64/aarch64-protos.h.
2023 (aarch64_parse_extension): Move from here to
2024 common/config/aarch64/aarch64-common.c.
2025 (aarch64_option_print): Update.
2026 (aarch64_declare_function_name): Likewise.
2027 (aarch64_start_file): Likewise.
2028 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2029 the canonical flag for extensions.
2030 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2033 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2035 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2038 2016-04-09 Tom de Vries <tom@codesourcery.com>
2040 PR tree-optimization/68953
2041 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2042 first to last subscript.
2044 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2046 PR tree-optimization/70586
2047 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2050 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2054 PR tree-optimization/70373
2058 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2059 clauses for acc parallel reductions as necessary. Error on those
2061 * omp-low.c (scan_sharing_clauses): Don't install variables which
2062 are used in acc parallel reductions.
2063 (lower_rec_input_clauses): Remove dead code.
2064 (lower_oacc_reductions): Add support for reference reductions.
2065 (lower_reduction_clauses): Remove dead code.
2066 (lower_omp_target): Don't remap variables appearing in acc parallel
2068 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2070 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2073 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2074 with multiple SSA_NAME defs, force the outputs other than first
2075 to be live before calling live_track_process_def on each output.
2077 PR rtl-optimization/70574
2078 * fwprop.c (forward_propagate_and_simplify): Don't add
2079 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2080 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2081 paradoxical subregs within *loc.
2083 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2085 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2086 -ftree-parallelize-loops={0,1}.
2087 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2088 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2089 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2090 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2091 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2093 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2096 * asan.c (instrument_derefs): If we get unknown location, extract it
2098 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2100 2016-04-08 Tom de Vries <tom@codesourcery.com>
2102 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2103 implicit firstprivate clause.
2105 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2108 * config/arm/thumb2.md (tst + branch-> lsls + branch
2109 peephole below *orsi_not_shiftsi_si): Require that condition
2110 register is dead after the peephole.
2111 (second peephole after the above): Likewise.
2113 2016-04-08 Alan Modra <amodra@gmail.com>
2116 * builtins.c (fold_builtin_classify): For IBM extended precision,
2117 look at just the high-order double to test for NaN.
2118 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2119 test just the high double for Inf but both doubles for subnormal
2122 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2124 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2125 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2126 node->simdclone->mask_mode != VOIDmode masks.
2127 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2128 earlier, use it instead of node->simdclone.
2129 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2130 Set clonei->mask_mode.
2132 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2135 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2136 Pass it through to cp_parser_already_scoped_statement.
2137 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2138 it through to cp_parser_statement.
2139 (cp_parser_statement): Pass IF_P through to
2140 cp_parser_iteration_statement.
2141 (cp_parser_pragma): Adjust call to
2142 cp_parser_iteration_statement.
2144 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2147 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2148 resolve a future -Wparentheses warning.
2149 * omp-low.c (scan_sharing_clauses): Likewise.
2150 * tree-parloops.c (eliminate_local_variables): Likewise.
2152 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2154 PR rtl-optimization/70398
2155 * lra-constraints.c (process_address_1): Check zero scale and code
2156 for reloading with zero scale.
2158 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2161 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2163 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2166 Add support for AVX512F clones, include them by default for
2167 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2168 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2172 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2173 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2174 firstprivate clauses.
2175 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2176 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2177 (lower_omp_target): Set TREE_NO_WARNING for
2178 non-addressable possibly uninitialized vars which are copied into
2179 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2181 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2183 * config/pa/predicates.md (integer_store_memory_operand): Accept
2184 REG+D operands with a large offset when reload_in_progress is true.
2185 (floating_point_store_memory_operand): Likewise.
2187 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2190 * match.pd (nested int casts): Limit to GIMPLE.
2192 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2195 * ipa-devirt.c (maybe_record_node): Fix comment; use
2196 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2198 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2200 PR rtl-optimization/70542
2201 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2202 if there are any uses other than insn or debug insns.
2204 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2205 Jakub Jelinek <jakub@redhat.com>
2207 PR tree-optimization/70509
2208 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2209 Shift HOST_WIDE_INT_1U instead of 1.
2211 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2213 PR tree-optimization/70509
2214 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2215 of the vector base type for index.
2217 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2222 2016-04-05 Richard Biener <rguenther@suse.de>
2224 PR tree-optimization/70526
2225 * tree-sra.c (build_ref_for_offset): Use prev_base to
2226 extract the alias pointer type.
2228 2016-04-05 Richard Biener <rguenther@suse.de>
2230 * dse.c (struct store_info): Remove alias_set member.
2231 (struct read_info_type): Likewise.
2232 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2233 spill_deleted, clear_alias_set_lookup): Remove.
2234 (get_group_info): Remove dead base == NULL_RTX case.
2235 (dse_step0): Remove initialization of removed variables.
2236 (delete_dead_store_insn): Reomve alias set dumping.
2237 (free_read_records): Remove alias_set handling.
2238 (canon_address): Remove alias_set_out parameter.
2239 (record_store): Remove spill_alias_set, it's always zero.
2240 (check_mem_read_rtx): Likewise.
2241 (dse_step2): Rename from ...
2242 (dse_step2_nospill): ... this. Adjust.
2243 (scan_stores): Rename from ...
2244 (scan_stores_nospill): ... this.
2245 (scan_reads): Rename from ...
2246 (scan_reads_nospill): ... this.
2247 (scan_stores_spill, scan_reads_spill): Remove.
2248 (dse_step3_scan): Remove for_spills argument which is always false.
2249 (dse_step3): Likewise.
2250 (dse_step5): Rename from ...
2251 (dse_step5_nospill): ... this. Remove alias_set handling.
2252 (rest_of_handle_dse): Adjust.
2254 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2257 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2258 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2259 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2260 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2262 2016-04-05 Richard Biener <rguenther@suse.de>
2265 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2266 non-register type temporaries into SSA.
2268 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2271 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2272 calls when sanitizing.
2273 (possible_polymorphic_call_target_p): Fix formatting.
2275 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2276 Jakub Jelinek <jakub@redhat.com>
2279 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2280 to ensure a call statement is compatible with a built-in's
2282 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2285 2016-04-04 Richard Biener <rguenther@suse.de>
2287 PR rtl-optimization/70484
2288 * rtl.h (canon_output_dependence): Declare.
2289 * alias.c (canon_output_dependence): New function.
2290 * dse.c (record_store): Use canon_output_dependence rather
2291 than canon_true_dependence.
2293 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2296 * cgraph.h (symtab_node::copy_visibility_from): New function.
2297 * symtab.c (symtab_node::copy_visibility_from): New function.
2298 * ipa-visibility.c (optimize_weakref): New function.
2299 (function_and_variable_visibility): Use it.
2301 2016-04-04 Martin Liska <mliska@suse.cz>
2304 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2305 value that is really in range handled by SBR instruction.
2306 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2307 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2308 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2310 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2314 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2315 set, but not for SP_REG operands.
2317 2016-04-02 Martin Sebor <msebor@redhat.com>
2320 * fold-const.c (maybe_nonzero_address): New function.
2321 (fold_comparison): Call it. Fold equality and relational
2322 expressions involving null pointers.
2323 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2325 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2327 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2328 the "Y" constraint (scalar FP 0.0 immediate).
2330 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2331 Add the "const_double" to the list of operand constraints.
2333 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2335 PR rtl-optimization/70467
2336 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2337 If low word of the last operand is 0, just emit addition/subtraction
2340 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2343 * config/s390/s390.c (s390_expand_insv): Check for everything
2344 constant instead of just VOIDmode stuff.
2346 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2349 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2351 2016-04-01 Nathan Sidwell <nathan@acm.org>
2353 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2355 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2357 PR rtl-optimization/70461
2358 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2361 2016-03-31 Martin Liska <mliska@suse.cz>
2364 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2365 a tree value or an immediate integer value to a buffer
2366 that is eventually copied to a BRIG section.
2367 (emit_immediate_operand): Call the function here.
2368 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2369 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2370 of class' fields that are removed.
2371 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2372 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2373 m_brig_repr_size fields.
2375 2016-03-31 Martin Liska <mliska@suse.cz>
2378 * hsa-gen.c (hsa_function_representation::update_dominance): New
2380 (convert_addr_to_flat_segment): Likewise.
2381 (gen_hsa_memory_set): New alignment argument.
2382 (gen_hsa_ctor_assignment): Likewise.
2383 (gen_hsa_insns_for_single_assignment): Provide alignment
2384 to gen_hsa_ctor_assignment.
2385 (gen_hsa_insns_for_direct_call): Add new argument.
2386 (expand_lhs_of_string_op): New function.
2387 (expand_string_operation_builtin): Likewise.
2388 (expand_memory_copy): New function.
2389 (expand_memory_set): New function.
2390 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2391 (convert_switch_statements): Change signature.
2392 (generate_hsa): Use a return value of the function.
2393 (pass_gen_hsail::execute): Do not call
2394 convert_switch_statements here.
2395 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2396 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2397 (hsa_function_representation::update_dominance): New function.
2399 2016-03-31 Martin Liska <mliska@suse.cz>
2402 * hsa-brig.c (emit_directive_variable): Emit alignment
2403 according to hsa_symbol::m_align.
2404 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2405 (dump_hsa_symbol): Dump alignment of HSA symbols.
2406 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2407 (gen_hsa_addr_with_align): New function.
2408 (hsa_bitmemref_alignment): Use newly added function.
2409 (gen_hsa_insns_for_load): Likewise.
2410 (gen_hsa_insns_for_store): Likewise.
2411 (gen_hsa_memory_copy): New argument added.
2412 (gen_hsa_insns_for_single_assignment): Respect
2413 alignment for assignments processed via gen_hsa_memory_copy.
2414 (gen_hsa_insns_for_direct_call): Likewise.
2415 (gen_hsa_insns_for_return): Likewise.
2416 (gen_function_def_parameters): Set default alignment.
2417 * hsa.c (hsa_object_alignment): New function.
2418 (hsa_byte_alignment): Pasted function.
2419 * hsa.h (hsa_symbol::m_align): New field.
2421 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2423 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2424 scratch field for goto case.
2426 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2428 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2430 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2433 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2434 (scalar_chain::convert_insn): Call convert_op for reg
2435 moves to handle undefined registers.
2437 2016-03-31 Nathan Sidwell <nathan@acm.org>
2440 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2441 Assert we don't want to move backwards.
2443 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2446 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2448 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2450 PR rtl-optimization/70460
2451 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2452 with operand from REG_LABEL_OPERAND, instead substitute
2453 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2454 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2456 2016-03-31 Martin Liska <mliska@suse.cz>
2458 * passes.c (execute_one_pass): Do not call
2459 todo_after for a discarded function.
2461 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2463 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2464 (no_cost, infinite_cost): Initialize the new field.
2465 (get_computation_cost_at): Record setup cost.
2466 (determine_use_iv_cost_address): Skip cost computation for sub
2467 uses if we can estimate it without losing accuracy.
2469 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2471 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2473 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2474 max_loop_iterations_int.
2475 (tree_unswitch_outer_loop): Likewise.
2476 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2477 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2479 2016-03-30 Richard Biener <rguenther@suse.de>
2482 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2484 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2487 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2488 in gen_blendm expander.
2490 2016-03-30 Nick Clifton <nickc@redhat.com>
2493 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2494 case where we are already provided with an SImode SUBREG.
2496 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2499 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2500 conflict between DRAP register and __builtin_eh_return.
2502 2016-03-30 Michael Matz <matz@suse.de>
2503 Richard Biener <rguenther@suse.de>
2506 * ipa-polymorphic-call.c (struct type_change_info): Change
2507 speculative to an unsigned allowing to limit the work we do.
2508 (csftc_abort_walking_p): New inline function..
2509 (check_stmt_for_type_change): Limit the number of may-defs
2510 skipped for speculative devirtualization to
2511 max-speculative-devirt-maydefs.
2512 * params.def (max-speculative-devirt-maydefs): New param.
2513 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2515 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2518 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2521 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2523 PR tree-optimization/59124
2524 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2525 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2527 2016-03-29 Jeff Law <law@redhat.com>
2529 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2531 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2533 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2536 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2538 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2539 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2540 gcrt0.o if linking dynamically.
2542 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2545 * ipa-devirt.c (methods_equal_p): New function.
2546 (compare_virtual_tables): Use it.
2547 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
2548 * cgraphclones.c (clone_function_name_1): Use
2549 symbol_table::symbol_suffix_separator.
2550 * coverage.c (build_var): Likewise.
2551 * symtab.c (symbol_table::symbol_suffix_separator): New.
2553 2016-03-29 Jakub Jelinek <jakub@redhat.com>
2555 PR rtl-optimization/70429
2556 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
2557 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
2558 mode != result_mode.
2561 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
2563 PR tree-optimization/70405
2564 * ssa-iterators.h (num_imm_uses): Add missing braces.
2566 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
2568 PR rtl-optimization/68695
2569 * ira-color.c (allocno_copy_cost_saving): New.
2570 (improve_allocation): Use it.
2572 2016-03-29 Richard Henderson <rth@redhat.com>
2575 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
2577 2016-03-29 Richard Biener <rguenther@suse.de>
2580 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
2581 use alignment returned by get_pointer_alignment_1 if it is
2582 bigger than BITS_PER_UNIT.
2583 * builtins.c (get_pointer_alignment_1): Do not return true
2584 for alignment extracted from SSA info.
2586 2016-03-28 James Bowman <james.bowman@ftdichip.com>
2588 * config/ft32/ft32.opt (mnodiv): New.
2589 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
2590 * doc/invoke.texi (FT32 Options -mnodiv): New.
2592 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
2595 * config/i386/i386.md (define_split, andn): Fix modes.
2597 2016-03-26 Richard Biener <rguenther@suse.de>
2598 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2601 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
2603 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
2604 as 2nd argument to cl_optimization_restore().
2606 2016-03-25 Richard Henderson <rth@redhat.com>
2609 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
2610 * config/aarch64/aarch64-protos.h: Declare it.
2611 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
2613 2016-03-25 Alan Modra <amodra@gmail.com>
2616 * config/rs6000/constraints.md (j): Simplify.
2617 * config/rs6000/predicates.md (easy_fp_constant): Exclude
2619 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
2620 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
2621 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
2622 in all constraint alternatives.
2623 (movtd_64bit_nodm): Delete "j" constraint alternative.
2625 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2627 * tree-ssa-propagate.c: Enhance docs for
2628 SSA_PROP_NOT_INTERESTING.
2630 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
2632 * doc/extend.texi: Fix typo in documentation to pure attribute.
2634 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
2637 * config/pa/pa.md (bswapdi2): Use a scratch register.
2639 2016-03-24 Richard Henderson <rth@redhat.com>
2642 * fold-const.c (extract_muldiv_1): Correct test for multiplication
2645 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
2648 using ix86_expand_binary_operator instead of gen_andsi3.
2650 2016-03-24 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/70396
2653 * tree-vect-stmts.c (vectorizable_comparison): Use
2654 get_vectype_for_scalar_type.
2656 2016-03-24 Richard Biener <rguenther@suse.de>
2659 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
2660 with register bases.
2662 2016-03-24 Richard Biener <rguenther@suse.de>
2664 PR tree-optimization/70372
2665 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
2666 build_all_ones_cst to also handle vector types correctly.
2668 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2671 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
2674 2016-03-23 Marek Polacek <polacek@redhat.com>
2677 * doc/invoke.texi: Document -Wignored-attributes.
2679 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2681 PR tree-optimization/69042
2682 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
2683 parameter from 30 to 40.
2685 2016-03-23 Bin Cheng <bin.cheng@arm.com>
2687 PR tree-optimization/69042
2688 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
2689 for use with constant offset stripped in base.
2691 2016-03-23 Richard Biener <rguenther@suse.de>
2694 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
2695 mode compatibility check.
2696 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2698 2016-03-23 Jeff Law <law@redhat.com>
2700 PR tree-optimization/64058
2701 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
2703 (struct ssa_conflicts): Move up earlier in the file.
2704 (conflicts_, var_map_): New static variables.
2705 (initialize_conflict_count): New function to initialize the
2706 CONFLICT_COUNT field for each conflict pair.
2707 (compare_pairs): Lazily initialize the conflict count and use it
2708 as the first tie-breaker.
2709 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
2710 and wipe conflicts_ and map_ around the call to qsort. Remove
2711 special case for 2 coalesce pairs.
2712 * bitmap.c (bitmap_count_unique_bits): New function.
2713 (bitmap_count_bits_in_word): New function, extracted from
2715 (bitmap_count_bits): Use bitmap_count_bits_in_word.
2716 * bitmap.h (bitmap_count_unique_bits): Declare it.
2718 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
2721 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
2722 transparent alias chain for decl assembler name.
2723 * config/sol2.c (solaris_assemble_visibility): Likewise.
2725 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2727 * config/arm/arm1020e.md (1020call_op): Reduce reservation
2729 (v10_fdivs): Likewise.
2730 (v10_fdivd): Likewise.
2732 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2735 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
2736 to not call fclose twice on file.
2738 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2740 PR tree-optimization/70354
2741 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2742 oprnd0 is wider than oprnd1 and there is a cast from the wider
2743 type to oprnd1, mask it with the mask of the narrower type.
2746 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
2747 Optimize TARGET_STV splitters, if high or low word of last argument
2750 2016-03-22 Jeff Law <law@redhat.com>
2753 tree-ssa-threadbackward.c
2754 (fsm_find_control_statement_thread_paths): Correctly distinguish
2755 between old style jump threads vs FSM jump threads.
2757 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2760 * config/i386/i386.c (scalar_chain::convert_op): Support
2761 uninitialized register usage case.
2763 2016-03-22 Richard Biener <rguenther@suse.de>
2766 * genmatch.c (gen_transform): Adjust last parameter to a three-state
2768 (capture::gen_transform): ... to change behavior when substituting
2769 a condition into cond or not-cond expr context.
2770 (dt_simplify::gen_1): Adjust.
2771 * gimple-match-head.c: Include gimplify.h for unshare_expr.
2772 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
2773 last change and instead change to
2774 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
2775 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
2777 2016-03-22 Anthony Green <green@moxielogic.com>
2779 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
2780 issue for moxiebox targets.
2781 (CC1PLUS_SPEC): Ditto.
2783 2016-03-22 Richard Biener <rguenther@suse.de>
2786 * fold-const.c (extract_muldiv_1): Properly perform multiplication
2789 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2791 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
2793 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
2796 * config/i386/i386.c (def_builtin): Handle
2797 OPTION_MASK_ISA_AVX512VL to be and-ed with other
2799 (const struct builtin_description bdesc_special_args[]):
2800 Remove duplicate ISA bits.
2802 2016-03-22 Jakub Jelinek <jakub@redhat.com>
2805 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
2806 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
2807 in a way that works also for AVX512BW.
2810 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
2811 instead of source if operands[1] is xmm16 and above and
2812 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
2813 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
2816 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
2817 on assign if (*from_p) is a comparison, set it to
2818 TREE_NO_WARNING (*from_p).
2820 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2823 * lra.c (restore_scratches): Ignore deleted insns.
2825 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
2826 Jakub Jelinek <jakub@redhat.com>
2828 PR tree-optimization/70317
2829 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
2832 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
2835 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
2836 of ix86_expand_move.
2838 (movti): Use general_operand for operand 1 predicate.
2840 2016-03-21 Martin Liska <mliska@suse.cz>
2842 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
2844 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
2846 2016-03-21 Martin Liska <mliska@suse.cz>
2849 * ipa-icf.c (sem_function::parse): Skip static
2850 constructors and destructors.
2852 2016-03-21 Jakub Jelinek <jakub@redhat.com>
2855 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
2856 function-like macro, peek following token(s) if it is followed
2857 by CPP_OPEN_PAREN token with optional padding in between, and
2858 if not, don't treat it like a macro.
2860 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
2861 Alexander Monakov <amonakov@ispras.ru>
2863 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
2864 for the stabs debug format.
2866 2016-03-21 Richard Biener <rguenther@suse.de>
2868 PR tree-optimization/70310
2869 * tree-vect-generic.c (expand_vector_condition): Fold the built
2872 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
2875 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
2876 Block third alternative for AVX-512VL target,
2878 2016-03-21 Martin Liska <mliska@suse.cz>
2881 * hsa-brig.c (emit_function_directives): Mark unemitted
2882 global variables for emission.
2883 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
2884 (get_symbol_for_decl): Likewise.
2885 * hsa.h (struct hsa_symbol): New flag.
2887 2016-03-21 Richard Biener <rguenther@suse.de>
2889 PR tree-optimization/70288
2890 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
2891 we do not estimate unsimplified all-constant conditionals or
2892 switches as optimized away.
2894 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
2896 PR rtl-optimization/69102
2897 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
2898 when we have a readonly dependency context.
2900 2016-03-18 Jeff Law <law@redhat.com>
2902 PR rtl-optimization/70263
2903 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
2904 (update_equiv_regs): When trying to move a store to after the insn
2905 that sets the source of the store, make sure the store occurs after
2906 the insn that sets the source of the store. When successful note
2907 the REG_EQUIV note created in the dump file.
2909 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
2910 Bernd Schmidt <bschmidt@redhat.com>
2912 * doc/extend.texi: Document more potential problems with basic asms.
2914 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
2916 PR rtl-optimization/70278
2917 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
2920 2016-03-18 Jason Merrill <jason@redhat.com>
2922 * calls.c (load_register_parameters): Fix zero size sibcall logic.
2924 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
2926 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
2927 values to 128b regs.
2929 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2931 PR tree-optimization/70252
2932 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
2933 boolean vector has a proper number of elements.
2934 (supportable_narrowing_operation): Likewise.
2936 2016-03-18 Tom de Vries <tom@codesourcery.com>
2939 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
2941 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2943 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
2944 instead of replace_rtx for DEBUG_INSNs.
2946 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2948 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
2949 load type reservations.
2951 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
2954 * config/pa/constraints.md: Revert 2015-02-13 change. Use
2955 define_constraint for "Q" and "T" constraints.
2957 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
2959 Tweak the pipeline model for Exynos M1
2961 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
2964 2016-03-17 David Malcolm <dmalcolm@redhat.com>
2967 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
2968 where one or both locations aren't within a line_map.
2970 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
2973 * opts.c (finish_options): Don't set flag_pie to the default if
2974 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
2977 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
2979 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
2980 true as ALL_REGS argument to replace_rtx.
2982 2016-03-17 Richard Biener <rguenther@suse.de>
2985 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
2988 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2991 * rtl.h (replace_rtx): Add ALL_REGS argument.
2992 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
2993 equality and assert mode is the same, instead of just rtx pointer
2995 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
2996 true as ALL_REGS argument to replace_rtx.
2998 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3000 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3001 for boolean vector with vector mode only.
3002 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3004 2016-03-17 Nick Clifton <nickc@redhat.com>
3007 * config/rx/rx.c (rx_print_integer): Print negative constants in
3010 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3013 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3015 2016-03-16 Richard Henderson <rth@redhat.com>
3016 Richard Biener <rguenth@suse.de>
3021 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3022 first operand as is_gimple_condexpr.
3027 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3028 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3029 Do not gimplify the result.
3030 (do_unop): Adjust call to tree_vec_extract.
3031 (do_binop): Likewise.
3032 (do_compare): Likewise.
3033 (do_plus_minus): Likewise.
3034 (do_negate): Likewise.
3035 (expand_vector_condition): Likewise.
3036 (do_cond): Likewise.
3038 2016-03-16 Richard Henderson <rth@redhat.com>
3041 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3042 (aarch64_classify_address): Use it.
3043 (aarch64_legitimize_address): Force all subexpressions of PLUS
3044 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3046 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3047 Richard Biener <rguenth@suse.de>
3050 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3051 return to even if only REGNO is equal, and assert
3054 2016-03-11 Jeff Law <law@redhat.com>
3056 PR rtl-optimization/70224
3057 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3059 2016-03-16 Richard Henderson <rth@redhat.com>
3062 * function.h (struct function): Add has_forced_label_in_static.
3063 * gimplify.c (force_labels_r): Set it.
3064 * lto-streamer-in.c (input_struct_function_base): Read it.
3065 * lto-streamer-out.c (output_struct_function_base): Write it.
3066 * tree-inline.c (has_label_address_in_static_1): Remove.
3067 (copy_forbidden): Remove fndecl parameter; test
3068 has_forced_label_in_static.
3069 (inline_forbidden_p): Update call to copy_forbidden.
3070 (tree_versionable_function_p): Likewise.
3071 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3072 (chkp_versioning): Likewise.
3073 * tree-inline.h (copy_forbidden): Update decl.
3075 2016-03-16 Marek Polacek <polacek@redhat.com>
3078 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3079 function being thunked if the result type doesn't have fixed size.
3080 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3081 doesn't have fixed size.
3083 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3085 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3086 reporting malformed loop nest.
3088 2016-03-16 Tom de Vries <tom@codesourcery.com>
3091 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3092 nodes.length () == 1 test to before first nodes[0] access.
3094 2016-03-16 Tom de Vries <tom@codesourcery.com>
3096 PR tree-optimization/68715
3097 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3100 2016-03-16 Tom de Vries <tom@codesourcery.com>
3102 PR tree-optimization/68809
3103 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3106 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3107 Sandra Loosemore <sandra@codesourcery.com>
3109 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3110 on leaf attribute. Mention ELF interposition problems.
3112 2016-03-16 Alan Modra <amodra@gmail.com>
3114 PR rtl-optimization/69195
3115 PR rtl-optimization/47992
3116 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3119 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3122 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3124 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3126 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3128 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3130 PR rtl-optimization/70222
3131 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3132 optimization if mode is different from result_mode, queue up masking
3133 of the result in outer_op. Formatting fix.
3136 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3139 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3141 PR rtl-optimization/69032
3142 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3143 looping backwards over basic block insns.
3145 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3148 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3149 to non-speculative when propagating trap bits.
3151 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3153 PR rtl-optimization/63384
3154 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3157 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3160 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3161 factored out from ...
3162 (sched_analyze_insn): ... here.
3163 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3164 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3165 get_implicit_reg_pending_clobbers in it.
3166 (setup_id_reg_sets): Use setup_id_implicit_regs.
3167 (deps_init_id): Ditto.
3169 2016-03-15 Tom de Vries <tom@codesourcery.com>
3172 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3174 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3175 execute_function_dump.
3176 (execute_one_pass): Don't dump function if it will be dumped after ipa
3179 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3181 * genrecog.c (match_pattern_2): If pred is NULL don't call
3182 safe_predicate_mode on it.
3184 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3187 * lra-constraints.c (delete_move_and_clobber): Change assertion
3188 to also allow dregno == 0.
3190 2016-03-14 Richard Henderson <rth@redhat.com>
3193 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3194 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3195 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3196 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3199 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3202 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3204 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3206 * lra-constraints.c (split_reg): For hard regs, try to find the
3207 biggest single-register mode used in the function.
3209 2016-03-14 Richard Biener <rguenther@suse.de>
3211 PR tree-optimization/56365
3212 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3213 constants to compare against.
3215 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3218 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3219 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3220 (define_split for the GPR case): Use int_reg_operand instead of
3221 gpc_reg_operand for the output.
3223 2016-03-14 Tom de Vries <tom@codesourcery.com>
3225 PR tree-optimization/70045
3226 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3227 create_empty_if_region_on_edge argument.
3229 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3231 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3232 (STACK_CHECK_PROTECT): Likewise.
3233 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3234 (STACK_CHECK_PROTECT): Likewise.
3235 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3236 (STACK_CHECK_PROTECT): Likewise.
3237 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3238 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3239 (STACK_CHECK_PROTECT): Likewise.
3241 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3243 PR rtl-optimization/69307
3244 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3245 registers in modes that span more than one register.
3247 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3250 * lra-constraints.c (delete_move_and_clobber): New.
3251 (remove_inheritance_pseudos): Use it.
3253 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3256 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3257 the libcall is LCT_THROW.
3258 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3259 for the checking routine.
3261 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3264 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3265 optimization if we have direct move.
3266 (roundu32<mode>2_fprs): Likewise.
3268 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3271 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3273 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3274 Arguments swapped. All callers changed. Take reg_renumber into
3275 account, and Calculate and compare register ranges for hard regs.
3277 2016-03-11 Jeff Law <law@redhat.com>
3279 PR tree-optimization/70190
3280 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3281 Handle cases where we can not extract the taken edge, even though we
3282 found a constant value.
3284 PR tree-optimization/64058
3285 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3286 (num_coalesce_pairs): Move up earlier in file.
3287 (find_coalesce_pair): Initialize the INDEX field for each pair
3289 (compare_pairs): No longer sort on the elements in each pair.
3290 Instead break ties with the index of the coalesce pair.
3292 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3295 * config/aarch64/aarch64-protos.h
3296 (aarch64_save_restore_target_globals): New prototype.
3297 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3298 Call the above when popping pragma.
3299 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3301 (aarch64_set_current_function): Rewrite using the above.
3303 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3305 PR tree-optimization/70177
3306 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3307 (extract_ops_from_tree): ... this. In the 2 argument
3308 overload remove _1 suffix.
3309 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3310 (extract_ops_from_tree): ... this.
3311 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3313 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3314 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3315 extract_ops_from_tree instead of 2 operand one.
3317 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3319 PR tree-optimization/70013
3320 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3321 for constant-pool entries.
3323 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3325 PR rtl-optimization/70174
3326 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3327 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3329 PR tree-optimization/70169
3330 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3331 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3334 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3335 Jakub Jelinek <jakub@redhat.com>
3338 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3339 of uninitialized values.
3341 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3343 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3345 ("*trunctddd2"): New pattern definition.
3346 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3349 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3351 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3352 definitions for BFP and DFP rounding modes.
3353 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3354 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3355 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3356 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3359 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3361 * config/s390/constraints.md: Adjust comment.
3362 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3363 s390_decompose_addrstyle_without_index.
3364 * config/s390/predicates.md (shift_count_or_setmem_operand):
3365 Rename to setmem_operand.
3366 * config/s390/s390-protos.h
3367 (s390_decompose_shift_count): Rename to
3368 s390_decompose_addrstyle_without_index.
3369 * config/s390/s390.c (s390_decompose_shift_count)
3370 (s390_mem_constraint, print_shift_count_operand)
3371 (print_operand_address, print_operand): Rename
3372 s390_decompose_shift_count to
3373 s390_decompose_addrstyle_without_index and rename
3374 print_shift_count_operand to print_addrstyle_operand troughout the
3376 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3377 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3378 Rename shift_count_or_setmem_operand to setmem_operand.
3379 * config/s390/vx-builtins.md ("vec_insert<mode>")
3380 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3383 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3386 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3387 Handle overlapping retval and newval.
3389 2016-03-10 Nick Clifton <nickc@redhat.com>
3392 * config/aarch64/aarch64.c
3393 (aarch64_override_options_after_change_1): When forcing
3394 flag_omit_frame_pointer to be true, use a special value that can
3395 be detected if this function is called again, thus preventing
3396 flag_omit_leaf_frame_pointer from being forced to be false.
3398 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3400 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3401 Set x_flag_omit_leaf_frame_pointer when handling
3402 -momit-leaf-frame-pointer.
3404 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3407 * cgraph.c (cgraph_node::dump): Dump split_part and
3408 indirect_call_target.
3409 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3410 * ipa.c (has_addr_references_p): Cleanup.
3411 (is_indirect_call_target_p): New.
3412 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3413 called indirectly as local.
3414 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3416 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3419 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3420 on cxa_pure_virtual.
3422 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3425 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3427 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3430 * tree.c (need_assembler_name_p): Only record main variant type names.
3432 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3435 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3436 Always define to 0 or 1.
3437 (TARGET_FIX_ERR_A53_843419): New macro.
3438 * config/aarch64/aarch64-elf-raw.h
3439 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3440 * config/aarch64/aarch64-linux.h: Likewise.
3441 * config/aarch64/aarch64.c
3442 (aarch64_override_options_after_change_1): Do not default
3443 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3445 (aarch64_attributes): Handle fix-cortex-a53-843419.
3446 (aarch64_can_inline_p): Likewise.
3447 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3449 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3450 Jakub Jelinek <jakub@redhat.com>
3452 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3453 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3454 DECL_COMMONS if flag_unconstrained_commons is set.
3455 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3456 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3457 (funconstrained-commons): Document.
3459 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3461 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3462 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3464 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3466 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3467 has a proper number of elements.
3469 2016-03-10 Alan Modra <amodra@gmail.com>
3471 PR rtl-optimization/69195
3472 PR rtl-optimization/47992
3473 * ira.c (recorded_label_ref): Delete.
3474 (update_equiv_regs): Return void.
3475 (indirect_jump_optimize): New function.
3476 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3477 before regstat_compute_ri. Don't rebuild_jump_labels here.
3478 Delete update_regstat.
3480 2016-03-10 Richard Biener <rguenther@suse.de>
3482 PR tree-optimization/70128
3483 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3484 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3486 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3488 PR tree-optimization/70152
3489 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3490 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3493 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3494 instead of gen_sse2_loadlpd.
3495 * config/i386/sse.md (*vec_concatv2df): Rename to...
3496 (vec_concatv2df): ... this.
3498 PR tree-optimization/70127
3499 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3501 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3505 * diagnostic-show-locus.c (compatible_locations_p): New function.
3506 (layout::layout): Sanitize ranges using compatible_locations_p.
3508 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3512 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3513 location_range param with three const expanded_locations * and a
3515 (layout::layout): Replace call to
3516 rich_location::lazily_expand_location with get_expanded_location.
3517 Extract the range and perform location expansion here, passing
3518 the results to the layout_range ctor.
3519 * diagnostic.c (source_range::debug): Delete.
3520 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3521 of rich_location::get_expanded_location.
3522 * gcc-rich-location.c (get_range_for_expr): Delete.
3523 (gcc_rich_location::add_expr): Reimplement to avoid the
3524 rich_location::add_range overload that took a location_range,
3525 passing a location_t instead.
3527 2016-03-09 Richard Biener <rguenther@suse.de>
3528 Jakub Jelinek <jakub@redhat.com>
3530 PR tree-optimization/70138
3531 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3532 Also skip vect_double_reduction_def.
3534 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3537 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3538 if the operand is "m".
3540 2016-03-09 Nathan Sidwell <nathan@acm.org>
3542 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
3544 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3546 * config/i386/i386.c (processor_target_table): Fix cost table
3547 intialization order for znver1.
3549 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3551 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
3552 - becuase -> because.
3553 * ipa-reference.c (ignore_module_statics): Likewise.
3554 * cgraph.c (cgraph_node::get_body): Likewise.
3555 * ipa-inline.c (early_inliner): Likewise.
3556 * ipa-devirt.c (types_same_for_odr): Likewise.
3557 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3558 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
3560 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3562 * tree-ssa-math-opts.c: Fix typo in comment.
3564 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3567 * config/i386/i386.c (scalar_chain::make_vector_copies,
3568 scalar_chain::convert_reg): Call end_sequence in between
3569 get_insns and emit_conversion_insns rather than after both
3572 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
3575 * config/i386/i386.h (machine_function): Add
3576 pc_thunk_call_expanded flag.
3577 (ix86_pc_thunk_call_expanded): New define.
3578 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
3579 (*set_got): Rename insn pattern from set_got.
3580 (*set_got_labelled): Rename inst pattern from set_got_labelled.
3581 * config/i386/i386.c (ix86_compute_frame_layout): Use
3582 ix86_pc_thunk_call_expanded to prevent red-zone.
3584 2016-03-07 Martin Jambor <mjambor@suse.cz>
3586 * hsa.h (hsa_get_ctor_statements): Declare.
3587 (hsa_get_dtor_statements): Likewise.
3588 (hsa_get_kernel_dispatch_type): Likewise.
3589 * hsa.c (hsa_get_ctor_statements): New function.
3590 (hsa_get_dtor_statements): Likewise.
3591 (hsa_get_kernel_dispatch_type): Likewise.
3592 * hsa-brig.c (hsa_cdtor_statements): Removed.
3593 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
3594 hsa_get_dtor_statements.
3595 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
3596 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
3598 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
3600 * config/arm/arm-cores.def (cortex-r8): New.
3601 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
3602 * config/arm/arm-tune.md: Likewise.
3603 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
3605 2016-03-07 Martin Sebor <msebor@redhat.com>
3607 PR rtl-optimization/19705
3608 * doc/invoke.texi (Options That Control Optimization): Clarify
3609 -fno-branch-count-reg.
3611 2016-02-26 Richard Biener <rguenther@suse.de>
3612 Jeff Law <law@redhat.com>
3614 PR tree-optimization/69740
3615 * cfghooks.c (remove_edge): Request loop fixups if we delete
3616 an edge that might turn an irreducible loop into a natural
3618 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
3619 Move after definition of loops_state_clear.
3621 2016-03-07 Bin Cheng <bin.cheng@arm.com>
3623 PR rtl-optimization/69052
3624 * rtlanal.c (commutative_operand_precedence): Set higher precedence
3627 2016-03-07 Tom de Vries <tom@codesourcery.com>
3629 PR tree-optimization/70116
3630 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
3631 is_tm_ending stmts and ubsan/asan internal functions.
3632 (find_duplicate): Use it. Don't test is_tm_ending here.
3634 2016-03-07 Richard Biener <rguenther@suse.de>
3636 PR tree-optimization/70115
3637 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
3638 (propagate_constants_for_unrolling): Use replace_uses_by.
3640 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
3643 * omp-low.c (struct oacc_loop): Add ifns.
3644 (new_oacc_loop_raw): Initialize it.
3645 (finish_oacc_loop): Clear mask & flags if no ifns.
3646 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
3647 (oacc_loop_xform_loop): Add ifns arg & adjust.
3648 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
3650 2016-03-07 Richard Henderson <rth@redhat.com>
3653 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
3654 (insert_value_copy_on_edge): Likewise.
3656 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3658 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
3660 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3663 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
3665 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3667 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
3669 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3671 Fix sseimul type attribute.
3672 * config/i386/znver1.md
3673 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
3674 znver1_sseimul_avx256_load) : Fix the type attribute.
3675 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
3676 pipe usage and latency.
3678 2016-03-05 Jakub Jelinek <jakub@redhat.com>
3681 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
3682 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
3685 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3688 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
3690 PR rtl-optimization/69941
3691 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
3692 the reg share its mode.
3694 2016-03-04 Jeff Law <law@redhat.com>
3696 PR tree-optimization/69196
3697 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3698 If the both SSA_NAMEs are anonymous, then consider them unassociated
3699 and include the PHI in the statement count.
3701 2016-03-05 Tom de Vries <tom@codesourcery.com>
3703 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
3704 construct in oacc routine. Check for oacc region in oacc routine.
3706 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3709 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
3710 2016-02-22 changes, instead don't recurse if RECUR is already true.
3711 Don't change *dynamic_check if RECUR. Adjust recursive caller
3712 to pass true to the new argument.
3713 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
3716 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3717 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
3719 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
3721 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
3723 PR rtl-optimization/57676
3724 * lra-assigns.c (lra_assign): Guard test for maximum iterations
3727 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
3729 * tree-vect-patterns.c (search_type_for_mask): Handle
3730 comparison of booleans.
3732 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3734 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
3738 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
3739 all other ops that have dw_val_class_die_ref operands,
3740 and DW_OP_GNU_entry_value.
3742 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3744 PR rtl-optimization/69904
3745 * config/arm/arm.c (arm_cannot_copy_insn_p):
3746 Return true for load-exclusive instructions.
3748 2016-03-03 Jakub Jelinek <jakub@redhat.com>
3751 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
3752 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
3753 the pattern no matter if it is used just by non-pattern, pattern
3755 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
3756 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3757 oprnd1 def_stmt is in pattern, don't look through it.
3759 2016-03-03 Marek Polacek <polacek@redhat.com>
3762 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
3764 2016-03-03 Martin Liska <mliska@suse.cz>
3766 PR tree-optimization/70043
3767 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
3768 previous statement if we see a debug statement.
3770 2016-03-03 Richard Biener <rguenther@suse.de>
3772 PR tree-optimization/55936
3773 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
3774 parameter and guard unsafe equivalence use.
3775 (vrp_evaluate_conditional_warnv_with_ops): Always use
3776 safe equivalences but not via the quadratic compare_names
3779 2016-03-03 Michael Collison <michael.collison@linaro.org>
3782 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
3783 for operand 1 to s_register_operand. Change predicate for operand
3784 2 to arm_not_immediate_operand.
3786 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
3788 * doc/tm.texi: Regenerated.
3790 2016-03-02 Richard Henderson <rth@redhat.com>
3793 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
3794 simplification when all args are positive non-fixed registers.
3796 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3798 * target.def (lra_p): Specify that new ports should use LRA.
3800 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3803 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
3804 gimplify_type_sizes the type they refer to.
3805 (omp_notice_variable): Handle reference vars to VLAs.
3806 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
3807 reference to VLA decls in the second pass instead of first pass.
3809 2016-03-02 Tom de Vries <tom@codesourcery.com>
3811 PR tree-optimization/68659
3812 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
3813 new_expr == NULL_TREE.
3814 (get_new_name): Handle ADDR_EXPR.
3816 2016-03-02 Bin Cheng <bin.cheng@arm.com>
3818 PR rtl-optimization/69052
3819 * loop-invariant.c (canonicalize_address): New function.
3820 (inv_can_prop_to_addr_use): Check validity of address expression
3821 which is canonicalized by above function.
3823 2016-03-02 Alan Modra <amodra@gmail.com>
3826 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
3829 2016-03-02 Jakub Jelinek <jakub@redhat.com>
3832 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
3833 (*movhi_internal): Put mask moves from and to memory separately
3834 from moves from/to GPRs.
3836 2016-03-02 Richard Biener <rguenther@suse.de>
3838 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
3839 GENERIC expressions in GIMPLE.
3841 2016-03-02 Richard Biener <rguenther@suse.de>
3843 * config/i386/i386.c (type_natural_mode): Fix typo.
3845 2016-03-02 Nick Clifton <nickc@redhat.com>
3847 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
3849 2016-03-02 Richard Biener <rguenther@suse.de>
3850 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
3855 2016-03-02 Richard Biener <rguenther@suse.de>
3858 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
3860 2016-03-02 Marek Polacek <polacek@redhat.com>
3863 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
3864 "is promoted to" warning.
3866 2016-03-01 DJ Delorie <dj@redhat.com>
3868 * config.gcc: Deprecate mep-*.
3870 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
3873 * lra-constraints.c (regno_val_use_in): New.
3874 (match_reload): Use it instead of regno_use_in.
3876 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3878 PR rtl-optimization/70007
3879 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
3880 references present in REG_EQUAL notes attached to non-SET patterns.
3882 2016-03-01 Jeff Law <law@redhat.com>
3884 PR tree-optimization/69196
3885 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3886 Appropriately clamp the number of statements to copy when the
3887 thread path does not traverse a loop backedge.
3889 PR tree-optimization/69196
3890 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3891 Do count some PHIs in the thread path against the insn count. Decrease
3892 final statement count by one as the control statement in the last
3893 block will get removed. Remove special cased code for handling PHIs
3896 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
3899 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
3900 asm dialect alternatives to explicit GOTPCREL calls.
3902 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
3905 * ira.c (do_reload): Issue warning for generic stack checking here...
3906 * reload1.c (reload): ...instead of here and streamline it.
3908 2016-03-01 Nick Clifton <nickc@redhat.com>
3910 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
3912 2016-03-01 Richard Biener <rguenther@suse.de>
3914 PR tree-optimization/69983
3915 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
3916 types and fall back to operand_equal_p.
3918 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3921 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3923 * config/s390/constraints.md ("jm8"): New constraint.
3924 * config/s390/predicates.md ("const_int_8bitset_operand"): New
3926 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
3928 ("*setmem_long<setmem_and>"): New pattern.
3929 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
3931 ("*setmem_long_31z<setmem_and>"): New pattern.
3932 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
3933 New substitution rules with the required attributes.
3936 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3939 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3941 * gensupport.c (process_substs_on_one_elem): Split loop to
3942 complete mark_operands_used_in_match_dup on all expressions in the
3944 (adjust_operands_numbers): Inline into process_substs_on_one_elem
3945 and remove function.
3947 2016-03-01 Richard Biener <rguenther@suse.de>
3950 * fold-const.c (fold_indirect_ref_1): Fix range checking for
3951 vector BIT_FIELD_REF extract.
3953 2016-03-01 Richard Biener <rguenther@suse.de>
3955 PR tree-optimization/69994
3956 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
3958 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
3960 PR tree-optimization/69956
3961 * tree-vect-stmts.c (supportable_widening_operation): Support
3962 multi-step conversion of boolean vectors.
3963 (supportable_narrowing_operation): Likewise.
3965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3967 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
3970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3972 * config/s390/subst.md (DSI_VI): New mode iterator.
3973 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
3974 * config/s390/vector.md ("vec_set<mode>"): Move expander before
3975 the insn definition.
3976 ("*vec_set<mode>"): Change predicate and add alternative to
3977 support only either register or const_int operands as element
3979 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
3981 ("vec_extract<mode>"): New expander.
3982 ("*vec_extract<mode>"): New insn definition supporting reg and
3983 const_int element selectors.
3984 ("*vec_extract<mode>_plus"): New insn definition supporting
3985 reg+const_int element selectors.
3986 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
3987 following expander+insn definition.
3988 ("<vec_shifts_name><mode>3"): New expander.
3989 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
3991 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3993 * config/s390/s390.md ("*tabort_1"): Change predicate to
3994 nonmemory_operand. Add a second alternative to cover
3995 register as well as const int operands.
3996 ("*tabort_1_plus"): New pattern definition.
3998 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4000 * config/s390/s390.md ("*ashrdi3_cc_31")
4001 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4002 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4003 Merge insn definitions into ...
4004 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4005 New pattern definition.
4006 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4007 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4008 ("*ashr<mode>3_and"): Merge insn definitions into ...
4009 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4010 New pattern definition.
4011 * config/s390/subst.md ("addr_style_op_cc_subst")
4012 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4013 substitutions patterns plus attributes.
4014 Add ashiftrt to SUBST iterator.
4016 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4018 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4019 op2 to nonmemory_operand.
4020 ("*<shift>di3_31", "*<shift>di3_31_and"):
4021 Merge into single pattern definition ...
4022 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4023 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4024 pattern definition ...
4025 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4026 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4029 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4031 * config/s390/predicates.md (const_int_6bitset_operand): New
4033 * config/s390/s390.md: Include subst.md.
4034 ("rotl<mode>3"): New expander.
4035 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4037 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4038 * config/s390/subst.md: New file.
4040 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4042 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4043 Remove RRR type. It doesn't really exist.
4044 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4046 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4047 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4048 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4049 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4050 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4051 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4052 `enabled' attribute.
4054 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4056 * gensupport.c (process_substs_on_one_elem): Split loop to
4057 complete mark_operands_used_in_match_dup on all expressions in the
4059 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4060 and remove function.
4062 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4065 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4066 (CEIL_NWORDS): ...this. Use CEIL macro.
4067 (compute_fp_layout): Adjust to above renaming.
4068 (function_arg_union_value): Likewise.
4069 (sparc_arg_partial_bytes): Likewise.
4070 (sparc_function_arg_advance): Likewise.
4072 2016-02-29 Jeff Law <law@redhat.com>
4074 PR tree-optimization/70005
4075 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4076 where an object with a boolean range is compared against a value
4079 PR tree-optimization/69999
4080 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4081 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4084 2016-02-29 Richard Biener <rguenther@suse.de>
4086 PR tree-optimization/69994
4087 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4088 (get_unary_op): Look through nop conversions.
4089 (ops_equal_values_p): New function, look for equality diregarding
4091 (eliminate_plus_minus_pair): Use ops_equal_values_p
4092 (repropagate_negates): Do not use get_unary_op here.
4094 2016-02-29 Martin Liska <mliska@suse.cz>
4096 * system.h: Poison ENABLE_CHECKING macro.
4098 2016-02-29 Martin Liska <mliska@suse.cz>
4100 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4101 is presented in dump flags.
4102 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4103 (hsa_regalloc): Likewise.
4105 2016-02-19 Richard Biener <rguenther@suse.de>
4107 PR tree-optimization/69980
4108 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4109 permutation of those we need to keep.
4111 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4114 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4115 (NWORDS_UP): ...this
4116 (init_cumulative_args): Minor tweaks.
4117 (sparc_promote_function_mode): Likewise.
4118 (scan_record_type): Delete.
4119 (traverse_record_type): New function template.
4120 (classify_data_t): New structure type.
4121 (classify_registers): New inline function.
4122 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4123 exhausted. Instantiate traverse_record_type on classify_registers and
4124 deal with the case of a structure passed in slot #15 with no FP field
4126 (assign_data_t): New structure type.
4127 (compute_int_layout): New static function.
4128 (compute_fp_layout): Likewise.
4129 (count_registers): New inline function.
4130 (assign_int_registers): New static function.
4131 (assign_fp_registers): Likewise.
4132 (assign_registers): New inline function.
4133 (function_arg_record_value_1): Delete.
4134 (function_arg_record_value_2): Likewise.
4135 (function_arg_record_value_3): Likewise.
4136 (function_arg_record_value): Adjust to above changes. Instantiate
4137 traverse_record_type on count_registers to first count the number of
4138 registers to be used and then on assign_registers to assign them.
4139 (function_arg_union_value): Adjust to above renaming.
4140 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4141 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4142 case of a structure passed in slot #15
4143 (sparc_function_arg_advance): Likewise.
4144 (function_arg_padding): Minor tweak.
4146 2016-02-29 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/69720
4149 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4150 the adjustment_def path for possibly vectorized defs.
4151 (vect_create_epilog_for_reduction): Handle vectorized initial
4154 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4156 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4158 2016-02-27 Jeff Law <law@redhat.com>
4161 2016-02-26 Richard Biener <rguenther@suse.de>
4162 Jeff Law <law@redhat.com>
4164 PR tree-optimization/69740
4165 * cfghooks.c (remove_edge): Request loop fixups if we delete
4166 an edge that might turn an irreducible loop into a natural
4169 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4171 PR rtl-optimization/69896
4172 * tree-vect-generic.c (get_compute_type): Avoid single element
4175 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4177 Rename the AArch64 tuning option and related functions to enable the
4178 Newton series for the reciprocal square root to reflect its
4179 approximative characteristic.
4181 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4182 function to "aarch64_emit_approx_rsqrt".
4183 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4184 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4185 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4186 (xgene1_tunings): Likewise.
4187 (use_rsqrt_p): Likewise.
4188 (aarch64_emit_swrsqrt): Use new function name.
4189 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4190 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4191 text explaining this option.
4192 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4194 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4197 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4198 complain about -mallow-movmisalign without -mvsx if
4199 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4201 2016-02-26 Joel Sherrill <joel@rtems.org>
4203 * config.gcc: Add x86_64-*-rtems*.
4204 * gcc/config/i386/rtems-64.h: New file.
4206 2016-02-26 Joel Sherrill <joel@rtems.org>
4208 * config.gcc: Add aarch64-*-rtems*.
4209 * gcc/config/aarch64/rtems.h: New file.
4211 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4214 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4215 shift amount using %h. Add comment.
4217 2016-02-26 Richard Biener <rguenther@suse.de>
4218 Jeff Law <law@redhat.com>
4220 PR tree-optimization/69740
4221 * cfghooks.c (remove_edge): Request loop fixups if we delete
4222 an edge that might turn an irreducible loop into a natural
4225 2016-02-26 Martin Jambor <mjambor@suse.cz>
4228 * tree-sra.c (sra_modify_assign): Do not remove loads of
4229 uninitialized aggregates to SSA_NAMEs.
4231 2016-02-26 Richard Henderson <rth@redhat.com>
4234 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4235 pseudo in case the target rtx matches the source of the left
4238 2016-02-26 Martin Jambor <mjambor@suse.cz>
4241 * hsa.h (hsa_type_packed_p): Declare.
4242 * hsa.c (hsa_type_packed_p): New function.
4243 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4245 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4246 * hsa-brig.c (emit_basic_insn): Likewise.
4248 2016-02-26 Martin Jambor <mjambor@suse.cz>
4251 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4253 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4255 2016-02-26 Martin Jambor <mjambor@suse.cz>
4257 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4258 hsa_op_with_type operands.
4259 (hsa_unsigned_type_for_type): Declare.
4260 * hsa.c (hsa_unsigned_type_for_type): New function.
4261 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4262 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4263 the finalizer. Do not emit extra move.
4265 2016-02-26 Martin Jambor <mjambor@suse.cz>
4267 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4268 atomic operations in private segment.
4270 2016-02-26 Martin Jambor <mjambor@suse.cz>
4272 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4273 statements to wi->info. Also disallow omp simd constructs.
4274 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4275 for not gridifying. Dump special string for omp_for.
4277 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4280 * config/aarch64/aarch64.c (aarch64_set_current_function):
4281 Save/restore target globals when switching to
4282 target_option_default_node.
4284 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4287 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4288 Return 0 if !SHIFT_COUNT_TRUNCATED.
4290 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4291 Eric Botcazou <ebotcazou@adacore.com>
4293 PR rtl-optimization/69891
4294 * dse.c (scan_insn): If we can't figure out memset arguments
4295 or they are non-constant, call clear_rhs_from_active_local_stores.
4297 2016-02-26 Martin Liska <mliska@suse.cz>
4299 * doc/extend.texi: Mention clog10, clog10f an clog10l
4300 in Builtins section.
4302 2016-02-26 Martin Liska <mliska@suse.cz>
4304 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4306 (resolve_args_picking_1): Likewise.
4307 * dwarf2out.h (struct GTY): Likewise.
4309 2016-02-26 Martin Liska <mliska@suse.cz>
4311 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4313 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4315 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4316 Martin Liska <mliska@suse.cz>
4318 * doc/install.texi: Mention --enable-valgrind-annotations.
4320 2016-02-26 Richard Biener <rguenther@suse.de>
4322 PR tree-optimization/69551
4323 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4324 looking through aliases adjust DECL_PT_UID to refer to the
4325 ultimate alias target.
4327 2016-02-25 Martin Liska <mliska@suse.cz>
4330 * alloc-pool.c (after_memory_report): New variable.
4331 * alloc-pool.h (base_pool_allocator ::release): Do not use
4332 the infrastructure if after_memory_report.
4333 * toplev.c (toplev::main): Mark after memory report.
4335 2016-02-25 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/48795
4338 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4340 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4343 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4344 offloading is enabled and -fopenacc or -fopenmp is specified.
4345 (CRTOFFLOADEND): Likewise.
4346 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4347 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4348 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4349 (offload_objects_file_name): New static var.
4350 (tool_cleanup): Remove offload_objects_file_name file.
4351 (find_offloadbeginend): Replace with ...
4352 (find_crtoffloadtable): ... this.
4353 (run_gcc): Remove offload_argc and offload_argv.
4354 Get offload_objects_file_name from -foffload-objects=... option.
4355 Read names of object files with offload from this file, pass them to
4356 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4357 don't pass offloadbegin and offloadend to the linker. Don't pass
4358 offload non-LTO files to the linker, because now they're not claimed.
4360 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4363 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4364 on builtin_unreachable.
4366 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4368 PR rtl-optimization/69896
4369 * regcprop.c: Include cfgrtl.h.
4370 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4371 than remembered mode, either delete it (if noop_move_p), or
4372 treat like copy_p but not noop_p instruction.
4374 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4377 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4378 - allow NULL decl for Fortran DW_TAG_common_block variables.
4380 2016-02-24 Jason Merrill <jason@redhat.com>
4382 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4384 2016-02-24 Richard Biener <rguenther@suse.de>
4385 Jakub Jelinek <jakub@redhat.com>
4388 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4389 conditionally executed ops to well-defined overflow behavior.
4391 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4394 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4397 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4399 PR rtl-optimization/69886
4400 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4401 argument. Use it when checking validity of set instructions.
4402 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4403 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4405 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4406 * store-motion.c (find_moveable_store): Update
4407 can_assign_to_reg_without_clobbers_p callsite.
4409 2016-02-24 Richard Biener <rguenther@suse.de>
4412 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4414 (record_nonwrapping_iv): Do not fall back to the low/high bound
4415 for non-constant IV bases if the stmt is not always executed.
4417 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4419 * config/arm/arm-cores.def (cortex-a32): New entry.
4420 * config/arm/arm-tables.opt: Regenerate.
4421 * config/arm/arm-tune.md: Regenerate.
4422 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4423 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4424 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4425 for -mcpu and -mtune.
4427 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4430 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4431 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4432 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4433 (atomic_loaddi_1): Delete.
4434 (atomic_loaddi): Rewrite expander using the above changes.
4436 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4439 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4442 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4443 Richard Biener <rguenth@suse.de>
4446 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4447 set_mem_attributes if tem is SSA_NAME which got expanded
4450 2016-02-24 Richard Biener <rguenther@suse.de>
4452 PR tree-optimization/69907
4453 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4454 end of permutations for BB vectorization.
4456 2016-02-24 Christian Bruel <christian.bruel@st.com>
4458 * config/arm/arm-c.c (arm_option_override): Initialize
4459 target_option_current_node.
4460 * config/arm/arm.c (arm_pragma_target_parse): Replace
4461 build_target_option_node call by target_option_current_node.
4462 Set target_option_current_node.
4465 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4468 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4469 define_insn_and_split to define_insn.
4470 (zero_extendqi<mode>2_dot2): Same.
4471 (extendqi<mode>2_dot): Same.
4472 (extendqi<mode>2_dot2): Same.
4474 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4476 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4477 and add bypass for AES{D,E} and AESMC pairs.
4478 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4481 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4483 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4484 series for reciprocal square root in Exynos M1.
4486 2016-02-23 Martin Sebor <msebor@redhat.com>
4489 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4490 __builtin_alloca_with_align.
4492 2016-02-23 Richard Henderson <rth@redhat.com>
4494 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4495 (ix86_register_pragmas): Remove __seg_tls.
4496 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4497 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4498 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4499 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4500 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4501 * doc/extend.texi (__seg_tls): Remove item.
4503 2016-02-23 Richard Biener <rguenther@suse.de>
4505 * alloc-pool.h (struct allocation_object): Make id member
4506 conditional on CHECKING_P again.
4507 (get_instance): Adjust.
4508 (base_pool_allocator): Likewise.
4510 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4512 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4513 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4515 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4517 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4519 2016-02-23 Richard Biener <rguenther@suse.de>
4521 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4522 * bitmap.h (struct bitmap_usage): Likewise.
4523 (bitmap_move): Declare.
4524 * bitmap.c (register_overhead): Take size_t argument.
4525 (bitmap_move): New function.
4526 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4527 to properly account overhead.
4528 * tree.c (free_node): Use tree_size.
4530 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4533 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4534 when inverting comparison.
4537 * common.opt (Wunreachable-code): Add Warning flag.
4539 2016-02-23 Mark Wielaard <mjw@redhat.com>
4540 Jakub Jelinek <jakub@redhat.com>
4543 * cgraphunit.c (check_global_declaration): Check main_input_filename
4544 and DECL_SOURCE_FILE are not NULL.
4546 2016-02-23 Martin Jambor <mjambor@suse.cz>
4548 PR tree-optimization/69666
4549 * tree-sra.c (sra_modify_assign): Do not attempt to create
4550 default_def replacements for unscalarizable regions.
4552 2016-02-20 Mark Wielaard <mjw@redhat.com>
4555 * cgraphunit.c (check_global_declaration): Check level of
4556 warn_unused_const_variable and main_input_filename.
4557 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
4558 (-Wunused-variable): For C implies -Wunused-const-variable=1.
4559 (-Wunused-const-variable): Explain levels 1 and 2.
4561 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4564 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
4565 identical arguments. Formatting and spelling fixes.
4568 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
4573 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
4574 and m68k-devices.def.
4575 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
4576 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
4578 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
4580 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
4581 and HImode registers.
4583 2016-02-22 Richard Biener <rguenther@suse.de>
4585 PR tree-optimization/69882
4586 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
4587 preserve permutations present because of gaps.
4588 (vect_supported_load_permutation_p): Always continue checking
4589 permutations after vect_attempt_slp_rearrange_stmts.
4591 2016-02-22 Bin Cheng <bin.cheng@arm.com>
4593 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
4594 min_profitable_estimate, rather than min_profitable_iters.
4596 2016-02-22 Jakub Jelinek <jakub@redhat.com>
4599 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
4600 SImode for last match_operand.
4602 2016-02-22 Martin Liska <mliska@suse.cz>
4604 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
4605 return bitsize - 1 as the return value.
4607 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
4611 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
4612 Handle negative shift counts.
4613 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
4614 force_reg on the shift constant.
4615 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
4616 (lshrsi3_d): Handle negative shift counts.
4618 2016-02-22 Richard Biener <rguenther@suse.de>
4619 Tom de Vries <tom@codesourcery.com>
4621 * graph.c: Include dumpfile.h.
4622 (print_graph_cfg): Split into three overloads.
4623 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
4625 2016-02-22 Tom de Vries <tom@codesourcery.com>
4627 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
4630 2016-02-22 Richard Biener <rguenther@suse.de>
4633 * ipa-inline-transform.c (inline_call): When not updating
4634 overall summaries adjust self size by the growth estimate.
4635 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
4636 hash-set, do not update overall summaries here. Renamed from ...
4637 (inline_to_all_callers): ... this which is now wrapping the
4638 above and performing delayed overall summary update.
4639 (early_inline_small_functions): Delay updating of the overall
4642 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
4644 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
4647 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4650 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
4651 :%* in %:gt() argument.
4652 (greater_than_spec_func): Adjust for expecting only numbers,
4653 if there are more than two numbers, compare the last two.
4655 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
4657 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
4658 -Wnarrowing with -std.
4660 2016-02-19 Jakub Jelinek <jakub@redhat.com>
4663 * expr.c (store_field): Don't use bit-field path if exp is
4664 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
4665 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
4666 and the assignment can be performed by bitwise copy. Formatting
4670 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
4671 call copy_reg_eh_region_note_forward on before and/or after sequences
4672 and remove note from insn if it no longer can throw.
4675 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
4678 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4680 * config/s390/vector.md: Add missing commutative operand markers
4681 to the patterns which qualify for one.
4682 * config/s390/vx-builtins.md: Likewise.
4684 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4686 * config/s390/vector.md (VI, VI_QHS): Add single element vector
4687 types to mode iterators.
4688 (vec_double): ... and mode attribute.
4689 * config/s390/vx-builtins.md (non_vec_int): Likewise.
4691 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4693 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
4694 Change the predicate of op2 from nonimmediate to general and let
4695 reload fix it if necessary.
4697 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4699 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
4701 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4703 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
4706 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4708 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
4709 * config/s390/s390.c (s390_expand_vec_movstr): New function.
4710 * config/s390/s390.md ("movstr<P:mode>"): Call
4711 s390_expand_vec_movstr.
4713 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4715 * config/s390/s390.md: Add missing output modifier for operand 1
4716 to print it as address properly.
4718 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4720 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
4721 * config/s390/2964.md: New file.
4722 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
4723 of insn grouping attributes depending on the CPU level.
4724 (s390_get_unit_mask): New function.
4725 (s390_sched_score): Remove the OOO from the scheduling macros.
4726 Add loop to calculate a score for the instruction mix.
4727 (s390_sched_reorder): Likewise plus improve debug output.
4728 (s390_sched_variable_issue): Rename macros as above. Calculate
4729 the unit distances after actually scheduling an insn. Improve
4731 (s390_sched_init): Clear last_scheduled_unit_distance array.
4732 * config/s390/s390.md: Include 2964.md.
4734 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4737 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
4738 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
4739 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
4740 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
4741 *avx512f_<code>v8div16qi2_mask_1): New insns.
4743 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4746 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
4749 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
4750 earlyclobber from target. Use wF constraint for fused memory
4752 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
4754 2016-02-18 Jakub Jelinek <jakub@redhat.com>
4755 Martin Liska <mliska@suse.cz>
4758 * cfgexpand.c (asan_sanitize_stack_p): New function.
4759 (partition_stack_vars): Use the function.
4760 (expand_stack_vars): Likewise.
4761 (defer_stack_allocation): Likewise.
4762 (expand_used_vars): Likewise.
4764 2016-02-18 Richard Biener <rguenther@suse.de>
4767 * fold-const.c (operand_equal_p): Properly compare offsets for
4768 IMAGPART_EXPR and ARRAY_REF.
4770 2016-02-18 Nick Clifton <nickc@redhat.com>
4774 * config/arm/arm.c (arm_option_override_internal): Disable
4775 interworking if the target does not support thumb instructions.
4776 (arm_reload_in_hi): Handle the case where a register to register
4777 move needs reloading because there is no simple pattern to handle
4779 (arm_reload_out_hi): Likewise.
4781 2016-02-18 Richard Biener <rguenther@suse.de>
4784 * match.pd: Don't use fold_binary or fold_unary for folding
4787 2016-02-17 Jakub Jelinek <jakub@redhat.com>
4790 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
4791 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
4792 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
4793 warn on gimple_no_warning_p statements.
4795 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
4797 * doc/extend.texi (C++ Attributes): Correct description of
4798 warn_unused type attribute.
4800 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4802 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
4803 correct instruction.
4805 2016-02-17 Richard Biener <rguenther@suse.de>
4807 PR rtl-optimization/69609
4808 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
4809 (find_traces_1_round): When ending a trace update cached priority
4811 (bb_to_key): Use cached priority when available.
4812 (copy_bb): Initialize cached priority.
4813 (reorder_basic_blocks_software_trace_cache): Likewise.
4815 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4818 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
4820 (aarch64_comparison_operator): Break overly long line into two.
4821 (aarch64_comparison_operation): Likewise.
4822 * config/aarch64/aarch64.md (cstorecc4): Use
4823 aarch64_comparison_operator_mode instead of
4824 aarch64_comparison_operator.
4825 (cstore<mode>4): Likewise.
4826 (aarch64_cstore<mode>): Likewise.
4827 (*cstoresi_insn_uxtw): Likewise.
4828 (cstore<mode>_neg): Likewise.
4829 (*cstoresi_neg_uxtw): Likewise.
4831 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4834 * config/arm/predicates.md (arm_comparison_operator_mode):
4836 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
4837 instead of arm_comparison_operator.
4838 (*mov_negscc): Likewise.
4839 (*mov_notscc): Likewise.
4840 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
4841 (*thumb2_mov_negscc): Likewise.
4842 (*thumb2_mov_negscc_strict_it): Likewise.
4843 (*thumb2_mov_notscc): Likewise.
4844 (*thumb2_mov_notscc_strict_it): Likewise.
4846 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
4848 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
4851 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
4853 * config/visium/visium.c (machine_libfunc_index): New enum.
4854 (machine_libfuncs): New structure.
4855 (visium_libfuncs): New static variable.
4856 (TARGET_INIT_LIBFUNCS): Define to...
4857 (visium_init_libfuncs): ...this. New function.
4858 (expand_block_move_4): Use the appropriate libfunc.
4859 (expand_block_move_2): Likewise.
4860 (expand_block_move_1): Likewise.
4861 (expand_block_set_4): Likewise.
4862 (expand_block_set_2): Likewise.
4863 (expand_block_set_1): Likewise.
4864 (visium_trampoline_init): Likewise.
4866 2016-02-17 Nick Clifton <nickc@redhat.com>
4868 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
4869 TI's devices.csv file as of March 2016.
4871 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
4874 * opts-global.c (handle_common_deferred_options): Introduce and
4875 initialize two global variables to remember command-line options
4876 specifying a stack-limiting register.
4877 * opts.h: Add extern declarations of the two new global variables.
4878 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
4879 variable based on the values of the two new global variables.
4881 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4884 * common.opt (Wnonnull-compare): New warning.
4885 * doc/invoke.texi (-Wnonnull): Remove text about comparison
4886 of arguments against NULL.
4887 (-Wnonnull-compare): Document.
4888 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
4889 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
4890 * passes.def (pass_warn_nonnull_compare): Add.
4891 * gimple-ssa-nonnull-compare.c: New file.
4893 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4895 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
4896 AARCH64_EXTRA_TUNE_RECIP_SQRT.
4898 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4900 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
4901 reciprocal sqrt for -mlow-precision-recip-sqrt.
4903 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4904 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4906 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
4907 always use lane loads to construct non-constant vectors.
4909 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
4911 * config/aarch64/aarch64.md
4912 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
4913 constraints for operand 3.
4914 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
4916 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4917 Richard Biener <rguenther@suse.de>
4919 PR tree-optimization/69820
4920 * tree-vect-patterns.c (type_conversion_p): Return false if
4921 *orig_type is unsigned single precision or boolean.
4922 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
4925 2016-02-16 Jakub Jelinek <jakub@redhat.com>
4927 PR rtl-optimization/69764
4928 PR rtl-optimization/69771
4929 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
4930 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
4932 2016-02-16 Richard Biener <rguenther@suse.de>
4934 PR tree-optimization/69776
4935 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
4937 (indirect_refs_may_alias_p): Likewise.
4938 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
4939 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
4940 according to tbaa_p.
4941 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
4942 (optimize_stmt): For redundant store discovery do not allow tbaa.
4944 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
4946 PR tree-optimization/69714
4947 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
4948 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
4950 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
4952 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
4953 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
4954 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
4955 * config/arc/arc.c (arc_init): Check FPU options.
4956 (get_arc_condition_code): Handle new CC_FPU* modes.
4957 (arc_select_cc_mode): Likewise.
4958 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
4959 register pair only. Allow access for ARCv2 accumulator.
4960 (gen_compare_reg): Whenever we have FPU support use FPU compare
4962 (arc_reorg): Don't generate brcc insns when FPU compare
4963 instructions are involved.
4964 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
4965 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
4966 floating point emulation.
4967 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
4968 (REVERSE_CONDITION): Add new CC_FPU* modes.
4969 (TARGET_FP_SP_BASE): Define.
4970 (TARGET_FP_DP_BASE): Likewise.
4971 (TARGET_FP_SP_FUSED): Likewise.
4972 (TARGET_FP_DP_FUSED): Likewise.
4973 (TARGET_FP_SP_CONV): Likewise.
4974 (TARGET_FP_DP_CONV): Likewise.
4975 (TARGET_FP_SP_SQRT): Likewise.
4976 (TARGET_FP_DP_SQRT): Likewise.
4977 (TARGET_FP_DP_AX): Likewise.
4978 * config/arc/arc.md (ARCV2_ACC): New constant.
4979 (type): New fpu type attribute.
4980 (SDF): Conditional iterator.
4981 (cstore<mode>, cbranch<mode>): Change expand condition.
4982 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
4983 handles FPU/FPX cases as well.
4984 * config/arc/arc.opt (mfpu): New option.
4985 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
4987 (adddf3, muldf3, subdf3): Removed.
4988 * config/arc/predicates.md (proper_comparison_operator): Recognize
4990 * config/arc/fpu.md: New file.
4991 * doc/invoke.texi (ARC Options): Document mfpu option.
4993 2016-02-16 Richard Biener <rguenther@suse.de>
4995 PR rtl-optimization/69291
4996 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
4997 noce_operand_ok check.
4999 2016-02-16 Tom de Vries <tom@codesourcery.com>
5002 * omp-low.c (simd_clone_create): Remove call to
5003 symtab->call_cgraph_insertion_hooks.
5005 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5007 PR tree-optimization/69802
5008 * tree-ssa-reassoc.c (update_range_test): If op is
5009 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5010 op == 1 test of precision 1 integral op, otherwise handle
5011 that case as op itself. Fix up formatting.
5012 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5015 2016-02-16 Richard Biener <rguenther@suse.de>
5017 PR tree-optimization/69586
5018 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5019 types for conversion sources.
5021 2016-02-16 Richard Biener <rguenther@suse.de>
5024 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5025 mask OEP_ADDRESS_OF.
5027 2016-02-16 Alan Modra <amodra@gmail.com>
5030 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5031 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5032 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5034 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5035 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5036 (p8_fmrgow_<mode>): Likewise.
5037 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5039 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5040 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5041 to use movdi_internal64. Remove op0_di.
5042 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5044 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5046 Add support for the FCCMP insn types
5048 * config/aarch64/aarch64.md (fccmp): Change insn type.
5050 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5051 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5052 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5053 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5054 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5055 * config/arm/types.md (fccmps): Add new insn type.
5058 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5060 * alias.c (get_alias_set): Fix a typo in comment.
5062 2016-02-15 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/69595
5065 * match.pd: Complete range test simplification to true.
5067 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5069 PR rtl-optimization/69648
5070 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5071 pic_offset_table_rtx.
5073 PR rtl-optimization/69752
5074 * ira.c (update_equiv_regs): When looking for more than a single SET,
5075 also take other side effects into account.
5077 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5079 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5080 for z900+ CPUs in 31-bit mode.
5082 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5084 * common/config/s390/s390-common.c (s390_supports_split_stack):
5086 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5087 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5088 * config/s390/s390.c (struct machine_function): New field
5089 split_stack_varargs_pointer.
5090 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5091 in s390_emit_prologue.
5092 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5094 (morestack_ref): New global.
5095 (SPLIT_STACK_AVAILABLE): New macro.
5096 (s390_expand_split_stack_prologue): New function.
5097 (s390_live_on_entry): New function.
5098 (s390_va_start): Use split-stack vararg pointer if appropriate.
5099 (s390_asm_file_end): Emit the split-stack note sections.
5100 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5101 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5102 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5103 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5104 (split_stack_prologue): New expand.
5105 (split_stack_space_check): New expand.
5106 (split_stack_data): New insn.
5107 (split_stack_call): New expand.
5108 (split_stack_call_*): New insn.
5109 (split_stack_cond_call): New expand.
5110 (split_stack_cond_call_*): New insn.
5112 2016-02-15 Richard Biener <rguenther@suse.de>
5114 PR tree-optimization/69783
5115 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5116 Add trivially correct cases.
5118 2016-02-15 Tom de Vries <tom@codesourcery.com>
5121 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5123 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5125 2016-02-15 Richard Biener <rguenther@suse.de>
5127 PR tree-optimization/69776
5128 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5129 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5130 indicate whether we can use TBAA to disambiguate against stores.
5131 Use alias-set zero if not.
5132 (visit_reference_op_store): Do not use TBAA when looking up
5134 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5135 (eliminate_dom_walker::before_dom_children): But not when looking
5136 up redundant stores.
5138 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5140 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5142 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5144 * config/i386/znver1.md
5145 (znver1_pop, znver1_pop_mem,
5146 znver1_load_imov_double_store,
5147 znver1_load_imov_direct_store,
5148 znver1_load_imov_direct_load,
5149 znver1_load_imov_double_load): Add new.
5150 (znver1_insn, znver1_insn_load): Add icmov type.
5152 znver1_sseavx_fma_load,
5154 znver1_avx256_fma_load): Fix pipe usage.
5156 2016-02-14 Alan Modra <amodra@gmail.com>
5159 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5160 with an invalid hard reg, reload just the reg not the entire
5161 pre/post-inc/dec address expression.
5163 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5166 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5167 fixed R1_REG scratch reg.
5168 (sibcall_value_pcrel_fdpic): Likewise.
5170 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5174 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5176 2016-02-12 Walter Lee <walt@tilera.com>
5178 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5179 * config/tilegx/t-tilegx: Likewise.
5181 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5184 * diagnostic-show-locus.c (struct line_span): New struct.
5185 (layout::get_first_line): Delete.
5186 (layout::get_last_line): Delete.
5187 (layout::get_num_line_spans): New member function.
5188 (layout::get_line_span): Likewise.
5189 (layout::print_heading_for_line_span_index_p): Likewise.
5190 (layout::get_expanded_location): Likewise.
5191 (layout::calculate_line_spans): Likewise.
5192 (layout::m_first_line): Delete.
5193 (layout::m_last_line): Delete.
5194 (layout::m_line_spans): New field.
5195 (layout::layout): Update comment. Replace m_first_line and
5196 m_last_line with m_line_spans, replacing their initialization
5197 with a call to calculate_line_spans.
5198 (diagnostic_show_locus): When printing source lines and
5199 annotations, rather than looping over a single span
5200 of lines, instead loop over each line_span within
5201 the layout, with an inner loop over the lines within them.
5202 Call the context's start_span callback when changing line spans.
5203 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5204 (diagnostic_build_prefix): Break out the building of the location
5205 part of the string into...
5206 (diagnostic_get_location_text): ...this new function, rewriting
5207 it from nested ternary expressions to a sequence of "if"
5209 (default_diagnostic_start_span_fn): New function.
5210 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5211 (diagnostic_context::start_span): New field.
5212 (default_diagnostic_start_span_fn): New prototype.
5214 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5217 * gcc.c (driver::finalize): Fix cleanup of "specs".
5219 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5223 * gcc.c (driver::driver): Initialize m_option_suggestions.
5224 (driver::~driver): Clean up m_option_suggestions.
5225 (suggest_option): Convert to...
5226 (driver::suggest_option): ...this, and split out into
5227 driver::build_option_suggestions and find_closest_string.
5228 (driver::build_option_suggestions): New function, from
5229 first half of suggest_option. Special-case
5230 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5231 the sanitizer_opts array. For options of enum types, add the
5232 various enum values to the candidate strings.
5233 (driver::handle_unrecognized_options): Remove "const".
5234 * gcc.h (driver::handle_unrecognized_options): Likewise.
5235 (driver::build_option_suggestions): New decl.
5236 (driver::suggest_option): New decl.
5237 (driver::m_option_suggestions): New field.
5238 * opts-common.c (add_misspelling_candidates): New function.
5239 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5240 and make non-static.
5241 * opts.h (sanitizer_opts): New array decl.
5242 (add_misspelling_candidates): New function decl.
5243 * spellcheck.c (find_closest_string): New function.
5244 * spellcheck.h (find_closest_string): New function decl.
5246 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5248 PR rtl-optimization/69764
5249 PR rtl-optimization/69771
5250 * optabs.c (expand_binop_directly): For shift_optab_p, force
5251 convert_modes with VOIDmode if xop1 has VOIDmode.
5253 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5256 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5257 to correctly determine instrumentation thunks.
5259 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5262 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5263 type by reference, force lhs on the call.
5266 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5267 Compute retval and retbnd early in all cases if split_part_return_p
5268 and return_bb is not EXIT. Remove all clobber stmts and reset
5269 all debug stmts that refer to SSA_NAMEs defined in split part,
5270 except if it is retval, in that case replace the old retval with the
5271 lhs of the call to the split part.
5273 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5276 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5279 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5280 whose result is used in PHI.
5281 (maybe_optimize_range_tests): Likewise.
5282 (final_range_test_p): Likweise.
5284 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5287 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5288 whose result is used in PHI.
5289 (maybe_optimize_range_tests): Likewise.
5290 (final_range_test_p): Likweise.
5292 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5294 * cgraph.c: Spelling fixes - behaviour -> behavior and
5295 neighbour -> neighbor.
5296 * target.def: Likewise.
5297 * sel-sched.c: Likewise.
5298 * config/mips/mips.c: Likewise.
5299 * config/arc/arc.md: Likewise.
5300 * config/arm/cortex-a57.md: Likewise.
5301 * config/arm/arm.c: Likewise.
5302 * config/arm/neon.md: Likewise.
5303 * config/arm/arm-c.c: Likewise.
5304 * config/vms/vms-c.c: Likewise.
5305 * config/s390/s390.c: Likewise.
5306 * config/i386/znver1.md: Likewise.
5307 * config/i386/i386.c: Likewise.
5308 * config/ia64/hpux-unix2003.h: Likewise.
5309 * config/msp430/msp430.md: Likewise.
5310 * config/rx/rx.c: Likewise.
5311 * config/rx/rx.md: Likewise.
5312 * config/aarch64/aarch64-simd.md: Likewise.
5313 * config/aarch64/aarch64.c: Likewise.
5314 * config/nvptx/nvptx.c: Likewise.
5315 * config/bfin/bfin.c: Likewise.
5316 * config/cris/cris.opt: Likewise.
5317 * config/rs6000/rs6000.c: Likewise.
5318 * target.h: Likewise.
5319 * spellcheck.c: Likewise.
5320 * ira-build.c: Likewise.
5321 * tree-inline.c: Likewise.
5322 * builtins.c: Likewise.
5323 * lra-constraints.c: Likewise.
5324 * explow.c: Likewise.
5325 * hwint.h: Likewise.
5326 * targhooks.c: Likewise.
5327 * tree-vect-data-refs.c: Likewise.
5329 * doc/tm.texi: Likewise.
5330 * doc/extend.texi: Likewise.
5331 * doc/install.texi: Likewise.
5332 * doc/md.texi: Likewise.
5333 * tree-ssa-tail-merge.c: Likewise.
5334 * sched-int.h: Likewise.
5335 * match.pd: Likewise.
5336 * sched-ebb.c: Likewise.
5337 * target.def (omit_struct_return_reg): Likewise.
5338 * gimple-ssa-isolate-paths.c: Likewise.
5339 (find_implicit_erroneous_behaviour): Renamed to...
5340 (find_implicit_erroneous_behavior): ... this.
5341 (find_explicit_erroneous_behaviour): Renamed to...
5342 (find_explicit_erroneous_behavior): ... this.
5343 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5345 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5347 PR rtl-optimization/64682
5348 PR rtl-optimization/69567
5349 PR rtl-optimization/69737
5350 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5351 in I2 as well, just lose it.
5353 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5355 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5357 (aarch64_last_printed_tune_string): Likewise.
5358 (aarch64_declare_function_name): Only output .arch assembler
5359 directive if it will be different from the previously output
5360 directive. Same for .tune comment but only if -dA is set.
5361 (aarch64_start_file): New function.
5362 (TARGET_ASM_FILE_START): Define.
5364 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5367 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5369 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5372 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5373 -Wmaybe-uninitialized warning.
5375 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5378 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5380 2016-02-11 Richard Biener <rguenther@suse.de>
5382 PR rtl-optimization/69291
5383 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5384 subexpressions affected by changing the result.
5386 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5389 * lra-constraints.c (curr_insn_transform): Find in/out operands
5390 for secondary memory moves. Update dups.
5392 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5394 PR tree-optimization/69652
5395 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5396 to nested loop, did source re-formatting, skip debug statements,
5397 add check on statement with volatile operand, remove dead scalar
5400 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5401 Patrick Palka <ppalka@gcc.gnu.org>
5405 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5406 calls if the return type is TREE_ADDRESSABLE.
5407 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5408 * ipa-split.c (split_function): Fix doubled "we" in comment.
5409 Use void return type for the split part even if
5410 !split_point->split_part_set_retval.
5412 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5414 PR tree-optimization/68021
5415 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5416 when computing the value of biv cand by itself.
5418 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5420 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5421 (cortexa57_tunings): Likewise.
5422 (cortexa72_tunings): Likewise.
5423 (arch_macro_fusion_pair_p): Add support for AES fusion.
5424 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5425 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5426 Allow virtual registers before reload so early scheduling works.
5427 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5428 correct latency and pipeline.
5429 (cortex_a57_crypto_complex): Likewise.
5430 (cortex_a57_crypto_xor): Likewise.
5431 (define_bypass): Add AES bypass.
5433 2016-02-10 Richard Biener <rguenther@suse.de>
5435 PR tree-optimization/69726
5436 * passes.def: Add DCE pass before late uninit.
5437 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5438 really fixup if-conversions job.
5440 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5442 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5443 (arm_cortex_a57_tune): Likewise.
5444 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5445 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5447 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5449 * timevar.def (TV_PHASE_DBGINFO): Delete.
5450 (TV_PHASE_CHECK_DBGINFO): Likewise.
5451 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5453 2016-02-10 Richard Biener <rguenther@suse.de>
5455 PR tree-optimization/69719
5456 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5457 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5459 2016-02-09 Andrew Pinski <apinski@cavium.com>
5462 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5463 get_vcond_mask_icode returns false.
5465 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5469 an ADDIS that adds a pointer to a large constant that sets the
5470 upper16 bits with a load operation.
5472 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5475 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5477 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5479 (vzipq_s16): Likewise.
5480 (vzipq_s32): Likewise.
5481 (vzipq_f32): Likewise.
5482 (vzipq_u8): Likewise.
5483 (vzipq_u16): Likewise.
5484 (vzipq_u32): Likewise.
5485 (vzipq_p8): Likewise.
5486 (vzipq_p16): Likewise.
5488 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5491 * config/arm/arm.c (neon_endian_lane_map): New function.
5492 (neon_vector_pair_endian_lane_map): New function.
5493 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5494 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5496 (vuzpq_s16): Likewise.
5497 (vuzpq_s32): Likewise.
5498 (vuzpq_f32): Likewise.
5499 (vuzpq_u8): Likewise.
5500 (vuzpq_u16): Likewise.
5501 (vuzpq_u32): Likewise.
5502 (vuzpq_p8): Likewise.
5503 (vuzpq_p16): Likewise.
5505 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5508 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5511 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5513 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5514 truncate const_int operand 1 to QImode.
5516 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5518 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5519 corresponding to an abnormal edge.
5521 2016-02-09 Tom de Vries <tom@codesourcery.com>
5523 PR tree-optimization/69599
5524 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5526 (find_func_aliases_for_builtin_call, find_func_clobbers)
5527 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5530 2016-02-09 Richard Biener <rguenther@suse.de>
5532 PR tree-optimization/69715
5533 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5534 LHS on calls as non-rewritable.
5536 2016-02-09 Tom de Vries <tom@codesourcery.com>
5539 * lto-wrapper.c (append_diag_options): New function.
5540 (compile_offload_image): Call append_diag_options.
5542 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
5545 * doc/extend.texi (Flag Output Operands): Correct sectioning.
5546 Minor copy-edit to fix verb tenses.
5548 2016-02-08 Jakub Jelinek <jakub@redhat.com>
5550 PR tree-optimization/69209
5551 * ipa-split.c (split_function): If split part is not
5552 returning retval, retval has gimple type but is not
5553 gimple value, force it into a SSA_NAME first.
5555 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
5557 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
5560 2016-02-08 Jason Merrill <jason@redhat.com>
5563 * convert.c (convert_to_integer_1): Check dofold on truncation
5565 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
5566 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
5567 Rename from *_nofold.
5568 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
5569 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
5571 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
5574 * tree.c (build_common_tree_nodes): Remove short_double argument.
5575 All callers changed.
5576 * tree.h (build_common_tree_nodes): Adjust declaration.
5577 * doc/invoke.texi (-fshort-double): Remove documentation.
5578 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5579 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
5580 * lto-wrapper.c (merge_and_complain, append_compiler_options)
5581 (append_linker_options): Don't handle OPT_fshort_double.
5583 PR rtl-optimization/68730
5584 * lra-remat.c (insn_to_cand_activation): New static variable.
5585 (lra_remat): Allocate and free it.
5586 (create_cand): New arg activation. Initialize a field in
5587 insn_to_cand_activation if it is nonnull.
5588 (create_cands): Pass the activation insn to create_cand when making
5589 a candidate involving an output reload. Reorganize code a little.
5590 (do_remat): Keep track of active status of candidates in a separate
5593 2016-02-08 Richard Biener <rguenther@suse.de>
5595 PR tree-optimization/69719
5596 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5597 Properly use absolute of the difference of the two offsets to
5598 compare or adjust the segment length.
5600 2016-02-08 Richard Biener <rguenther@suse.de>
5601 Jeff Law <law@redhat.com>
5604 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
5605 types for anonymous SSA names.
5607 2016-02-08 Richard Biener <rguenther@suse.de>
5609 PR rtl-optimization/69274
5610 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
5612 2016-02-08 Jeff Law <law@redhat.com>
5614 PR tree-optimization/65917
5615 * tree-ssa-dom.c (record_temporary_equivalences): Record both
5616 equivalences from if (x == y) style conditionals.
5617 (loop_depth_of_name): Remove.
5618 (record_equality): Remove loop depth check.
5619 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
5620 (const_and_copies::record_const_or_copy_raw): New member function.
5621 * tree-ssa-scopedtables.c
5622 (const_and_copies::record_const_or_copy_raw): New, factored out of
5623 (const_and_copies::record_const_or_copy): Call new member function.
5625 2016-02-05 Jeff Law <law@redhat.com>
5627 PR tree-optimization/68541
5628 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
5629 (count_stmts_in_block): New function.
5630 (poor_ifcvt_candidate_code): Likewise.
5631 (is_feasible_trace): Add some heuristics to determine when path
5632 splitting is profitable.
5633 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
5634 is a diamond with a single exit.
5636 2016-02-05 Martin Sebor <msebor@redhat.com>
5639 * doc/invoke.texi: Update -Wplacement-new to take an optional
5642 2016-02-06 Richard Henderson <rth@redhat.com>
5645 * tree.c (tree_nop_conversion_p): Do not strip casts into or
5646 out of non-standard address spaces.
5648 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5650 PR rtl-optimization/69691
5651 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
5653 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
5655 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
5656 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
5657 (*ieee128_mfvsrd_64bit): Likewise.
5658 (*ieee128_mfvsrd_32bit): Likewise.
5660 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
5664 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5666 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5667 instrumented_version.
5669 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
5671 * doc/invoke.texi (Optimize Options): In table of --param options
5672 rename second occurrence of tracer-min-branch-ratio to
5673 tracer-min-branch-probability, rename
5674 tracer-min-branch-ratio-feedback to
5675 tracer-min-branch-probability-feedback and clarify description,
5676 rename sched-spec-state-edge-prob-cutoff to
5677 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
5678 to selsched-insns-to-rename, rename lto-minpartition to
5679 lto-min-partition, delete reorder-blocks-duplicate and
5680 reorder-blocks-duplicate-feedback.
5682 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5684 * config/s390/s390.c (s390_register_info_set_ranges): Remove
5687 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5689 * doc/extend.texi: S/390: Correct some typos.
5691 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5693 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
5695 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5698 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
5699 (s390_register_info_gprtofpr): Use new macros above.
5700 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
5702 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
5703 its name. Adjust restore and save gpr ranges.
5704 (s390_register_info_set_ranges): New function.
5705 (s390_register_info): Use new macros above. Call
5706 s390_register_info_set_ranges.
5707 (s390_optimize_register_info): Likewise.
5708 (s390_hard_regno_rename_ok): Use new macros.
5709 (s390_hard_regno_scratch_ok): Likewise.
5710 (s390_emit_epilogue): Likewise.
5711 (s390_can_use_return_insn): Likewise.
5712 (s390_optimize_prologue): Likewise.
5713 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
5715 2016-02-05 Jakub Jelinek <jakub@redhat.com>
5718 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
5720 (ix86_option_override_internal): Disable TARGET_STV even for
5721 -m{incoming,preferred}-stack-boundary=3.
5723 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5725 * config.gcc: Mark deprecated rtems targets as obsolete.
5727 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
5729 PR rtl-optimization/64682
5730 PR rtl-optimization/69567
5731 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
5732 before I2 only if the register is both used and set in I2.
5734 2016-02-04 DJ Delorie <dj@redhat.com>
5736 * config/msp430/msp430.c (msp430_start_function): Add function type.
5738 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5741 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
5743 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
5745 PR rtl-optimization/69577
5747 2015-10-29 Richard Henderson <rth@redhat.com>
5751 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
5752 sse check to the exact conditions of PR 67609.
5754 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5757 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
5758 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
5759 not allowed into the traditional Altivec registers.
5760 (movtd_64bit_nodm): Likewise.
5761 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
5763 2016-02-04 David Malcolm <dmalcolm@redhat.com>
5765 * config/aarch64/cortex-a57-fma-steering.c
5766 (aarch64_register_fma_steering): Remove "static" from arguments
5769 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
5772 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
5775 2016-02-04 Mike Frysinger <vapier@gentoo.org>
5777 * doc/invoke.texi: Delete -mno-fma4.
5779 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
5781 PR rtl-optimization/69577
5782 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
5783 (find_subregs_of_mode): Update accordingly. Iterate over partial
5786 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
5788 * config/arm/arm-protos.h (neon_reinterpret): Remove.
5789 * config/arm/arm.c (neon_reinterpret): Remove.
5790 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
5791 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
5792 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
5793 vreinterpretti): Remove.
5794 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
5795 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
5796 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
5797 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
5798 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
5799 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
5800 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
5801 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
5802 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
5803 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
5804 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
5805 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
5806 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
5807 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
5808 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
5809 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
5810 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
5811 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
5812 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
5813 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
5814 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
5815 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
5816 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
5817 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
5818 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
5819 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
5820 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
5821 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
5822 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
5823 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
5824 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
5825 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
5826 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
5827 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
5828 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
5829 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
5830 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
5831 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
5832 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
5833 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
5834 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
5835 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
5836 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
5837 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
5838 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
5839 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
5840 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
5841 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
5842 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
5843 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
5844 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
5845 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
5846 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
5847 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
5848 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
5849 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
5850 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
5851 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
5852 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
5853 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
5854 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
5855 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
5856 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
5857 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
5858 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
5859 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
5860 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
5861 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
5862 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
5863 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
5864 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
5865 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
5866 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
5867 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
5868 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
5869 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
5870 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
5871 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
5872 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
5873 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
5874 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
5875 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
5876 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
5877 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
5878 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
5879 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
5880 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
5881 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
5882 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
5883 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
5884 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
5885 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
5886 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
5887 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
5888 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
5889 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
5890 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
5891 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
5892 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
5893 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
5894 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
5895 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
5896 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
5898 2016-02-04 Martin Liska <mliska@suse.cz>
5901 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
5902 that are gimple_store_p.
5903 (maybe_instrument_call): Likewise.
5905 2016-02-04 Bin Cheng <bin.cheng@arm.com>
5907 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
5908 register scaling out of memory reference and comment why.
5910 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5914 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
5915 folding the source of a SET.
5917 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5921 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
5922 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
5924 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
5928 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
5931 2016-02-04 Christian Bruel <christian.bruel@st.com>
5933 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
5934 * config/arm/arm.c (arm_set_current_function): Likewise.
5936 2016-02-04 Jakub Jelinek <jakub@redhat.com>
5937 Ilya Enkovich <enkovich.gnu@gmail.com>
5938 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.c (convert_scalars_to_vector): Remove
5942 stack alignment fixes.
5943 (ix86_option_override_internal): Disable TARGET_STV if stack
5944 might not be aligned enough.
5945 (ix86_minimum_alignment): Assert that TARGET_STV is false.
5947 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
5949 * gcc/config/i386/x86-tune.def: Disable default prefetching
5952 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5953 Vladimir Makarov <vmakarov@redhat.com>
5956 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
5957 in validating fused toc addresses.
5959 2016-02-03 Jakub Jelinek <jakub@redhat.com>
5962 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
5963 range->m_caret fields if range->m_show_caret_p is false.
5966 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5967 Force oldval into register if it does not satisfy reg_or_short_operand
5968 predicate. Fix up formatting.
5970 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
5971 Alexandre Oliva <aoliva@redhat.com>
5974 * lra-constraints.c (simplify_operand_subreg): Check additionally
5975 address validity after potential reloading.
5976 (process_address_1): Check insns validity. In case of failure do
5979 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
5982 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
5985 2016-02-02 Jakub Jelinek <jakub@redhat.com>
5987 * wide-int.cc (canonize_uhwi): New function.
5988 (wi::divmod_internal): Use it.
5990 2016-02-02 James Norris <jnorris@codesourcery.com
5992 * gimplify.c (omp_notice_variable): Add usage check.
5994 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
5996 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
5997 like LE, GE, LT, GT when emitting relational operator.
5999 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6001 * ira-costs.c (find_costs_and_classes): Add extra argument.
6002 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6003 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6004 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6005 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6006 Add best_class parameter, and return it if not ALL_REGS.
6007 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6009 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6012 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6014 * config/aarch64/aarch64.c
6015 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6016 (aarch64_ira_change_pseudo_allocno_class): New function.
6018 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6021 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6023 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6025 * config/avr/avr.c (avr_option_override): Set
6026 PARAM_ALLOW_STORE_DATA_RACES to 1.
6028 2016-02-02 Richard Biener <rguenther@suse.de>
6030 PR tree-optimization/69595
6031 * match.pd: Add range test simplifications to true/false.
6033 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6035 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6036 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6039 2016-02-02 Richard Biener <rguenther@suse.de>
6041 PR tree-optimization/69606
6042 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6043 info on the result before moving a stmt.
6045 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6048 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6049 branch with vector comparison.
6050 * config/i386/sse.md (VI48_AVX): New mode iterator.
6051 (define_expand "cbranch<mode>4): Add support for conditional branch
6052 with vector comparison.
6053 * tree-vect-loop.c (optimize_mask_stores): New function.
6054 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6055 has_mask_store field of vect_info.
6056 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6057 vectorized loops having masked stores after vec_info destroy.
6058 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6059 correspondent macros.
6060 (optimize_mask_stores): Add prototype.
6062 2016-02-02 Alan Modra <amodra@gmail.com>
6065 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6068 2016-02-02 Alan Modra <amodra@gmail.com>
6071 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6072 whenever toc_label_name used.
6073 (rs6000_file_start): Don't set up toc section here,
6074 (rs6000_output_function_epilogue): do so here instead,
6075 (rs6000_xcoff_file_start): and here.
6076 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6077 (load_toc_aix_di): Likewise.
6079 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6081 PR rtl-optimization/69592
6082 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6083 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6084 (num_sign_bit_copies_binary_arith_p): New inline function.
6085 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6087 2016-02-01 Jeff Law <law@redhat.com>
6089 PR tree-optimization/69580
6090 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6091 * tree-ssa-threadbackward.c
6092 (fsm_find_control_statement_thread_paths): Do not try to walk
6093 through large PHI nodes.
6095 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6097 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6098 when count is incremented above limit, don't analyze further
6101 * omp-low.c (oacc_parse_default_dims): Avoid
6102 -Wsign-compare warning, make sure value fits into int
6103 rather than just unsigned int.
6105 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6107 PR tree-optimization/67921
6108 * fold-const.c (split_tree): New parameters. Convert pointer
6109 type variable part to proper type before negating.
6110 (fold_binary_loc): Pass new arguments to split_tree.
6112 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6114 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6115 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6116 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6117 * doc/tm.texti: Rebuilt.
6118 * doc/invoke.texi (fopenacc-dim): Document.
6119 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6120 (append_compiler_options): Likewise.
6121 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6122 (oacc_parse_default_dims): New.
6123 (oacc_validate_dims): Add USED arg. Select non-unity default when
6125 (oacc_loop_fixed_partitions): Return mask of used partitions.
6126 (oacc_loop_auto_partitions): Emit dump info.
6127 (oacc_loop_partition): Return mask of used partitions.
6128 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6129 loop partitioning and validation calls.
6131 2016-02-01 Richard Biener <rguenther@suse.de>
6134 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6136 2016-02-01 Richard Biener <rguenther@suse.de>
6138 PR tree-optimization/69574
6139 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6140 of asserting return chrec_dont_know.
6142 2016-02-01 Martin Liska <mliska@suse.cz>
6144 * mem-stats-traits.h: Add copyright header.
6145 * mem-stats.h: Likewise.
6147 2016-02-01 Richard Biener <rguenther@suse.de>
6149 PR tree-optimization/69579
6150 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6151 Do not propagate through abnormal PHI results.
6153 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6155 * postreload.c (reload_cse_simplify): Remove dead code.
6157 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6159 PR rtl-optimization/69570
6160 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6161 if there is more than one set, not if there is a single set.
6163 2016-02-01 Richard Henderson <rth@redhat.com>
6166 * combine.c (make_compound_operation): When looking through a
6167 subreg, make sure to re-extend to the width of the outer mode.
6169 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6171 PR tree-optimization/69546
6172 * wide-int.cc (wi::divmod_internal): For unsigned division
6173 where both operands fit into uhwi, if o1 is 1 and o0 has
6174 msb set, if divident_prec is larger than bits per hwi,
6175 clear another quotient word and return 2 instead of 1.
6176 Similarly for remainder with msb in HWI set, if dividend_prec
6177 is larger than bits per hwi.
6179 2016-01-29 Martin Jambor <mjambor@suse.cz>
6181 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6182 Use short lowercase names.
6183 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6184 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6185 acq_rel one. Protect warning agains segfaults if
6186 get_memory_order_name returns NULL.
6187 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6188 with release semantics. Do not warn if get_memory_order already did.
6189 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6190 semantics. Fix check for relaxed or acquire semantics. Do not warn
6191 if get_memory_order already did.
6193 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6195 * doc/install.texi: Document that isl-0.16 is supported.
6197 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6200 * config/i386/constraints.md (Bm): Describe as special memory
6202 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6203 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6204 * genpreds.c (struct constraint_data): Add is_special_memory.
6205 (have_special_memory_constraints, special_memory_start): New
6207 (special_memory_end): Ditto.
6208 (add_constraint): Add new arg is_special_memory. Add code to
6209 process its true value. Update have_special_memory_constraints.
6210 (process_define_constraint): Pass the new arg.
6211 (process_define_register_constraint): Ditto.
6212 (choose_enum_order): Process special memory.
6213 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6214 function insn_extra_special_memory_constraint.
6215 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6216 * gensupport.c (process_rtx): Process
6217 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6218 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6219 * ira-lives.c (single_reg_class): Use
6220 insn_extra_special_memory_constraint.
6221 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6222 * lra-constraints.c (process_alt_operands): Ditto.
6223 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6224 * recog.c (asm_operand_ok, preprocess_constraints): Process
6226 * reload.c (find_reloads): Ditto.
6227 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6228 * stmt.c (parse_input_constraint): Use
6229 insn_extra_special_memory_constraint.
6231 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6234 * lra-splill.c (lra_final_code_change): Revert r229087 by
6235 removing all sub-registers.
6237 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6240 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6242 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6245 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6246 SSE1, copy target into the temporary reg first before recursing
6249 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6251 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6254 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6256 * ginclude/stdarg.h: Test __cplusplus instead of
6257 __GXX_EXPERIMENTAL_CXX0X__.
6259 2016-01-29 Richard Biener <rguenther@suse.de>
6261 PR tree-optimization/69547
6262 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6263 Do not mark clobbers necessary.
6264 (mark_all_reaching_defs_necessary_1): Likewise.
6266 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6268 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6269 declaration name with %qs and print it in both error messages.
6270 Also fix indentation.
6272 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6275 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6276 trailing blank line from error message.
6278 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6281 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6284 2016-01-29 Richard Biener <rguenther@suse.de>
6287 * match.pd: Allow all integral types when simplifying a
6288 widening or sign-changing conversion.
6290 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6292 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6293 back to setting codegen_error to fail codegen.
6295 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6298 * config/i386/constraints.md (C): Only accept constant zero operand.
6299 (BC): New constraint.
6300 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6301 instead of C constraint.
6302 * doc/md.texi (Machine Constraints): Update description
6305 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6308 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6310 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6313 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6316 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6318 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6319 branches if using guessed profile.
6321 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6323 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6325 2016-01-28 Richard Henderson <rth@redhat.com>
6328 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6329 * config/aarch64/aarch64-protos.h: Update.
6330 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6331 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6332 (aarch64_get_condition_code_1): Handle CC_Cmode.
6333 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6334 (*add<mode>3_compareC_cconly_imm): New.
6335 (*add<mode>3_compareC_cconly): New.
6336 (*add<mode>3_compareC_imm): New.
6337 (add<mode>3_compareC): New.
6338 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6339 to be first. Use aarch64_carry_operation.
6340 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6341 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6342 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6343 (subti3): Use subdi3_compare1.
6344 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6345 (sub<mode>3_compare1): New.
6346 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6347 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6348 (*subsi3_carryin_uxtw): Likewise.
6349 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6350 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6351 * config/aarch64/iterators.md (DWI): New.
6352 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6353 (aarch64_borrow_operation): New.
6355 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6357 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6358 message when isl does not return a valid schedule.
6360 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6362 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6363 Remove comments from class declarations: they are already in the code
6366 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6368 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6370 (ternary_op_to_tree): Same.
6371 (unary_op_to_tree): Same.
6372 (nary_op_to_tree): Same.
6373 (gcc_expression_from_isl_expr_op): Same.
6374 (gcc_expression_from_isl_expression): Same.
6375 (graphite_create_new_loop): Same.
6376 (graphite_create_new_loop_guard): Same.
6377 (build_iv_mapping): Same.
6378 (graphite_create_new_guard): Same.
6379 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6380 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6382 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6384 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6385 instead of setting codegen_error to fail codegen.
6387 2016-01-28 Jason Merrill <jason@redhat.com>
6389 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6391 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6393 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6394 Remove CONST_INT_P check in CCMP cost calculation.
6396 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6398 * config/aarch64/aarch64.c (generic_vector_cost):
6399 Set vec_permute_cost.
6400 (cortexa57_vector_cost): Likewise.
6401 (exynosm1_vector_cost): Likewise.
6402 (xgene1_vector_cost): Likewise.
6403 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6404 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6405 Add vec_permute_cost entry.
6407 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6409 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6411 (add<mode>3_compare0): Likewise.
6412 (addsi3_compare0_uxtw): Likewise.
6413 (add<mode>3nr_compare0): Likewise.
6414 (compare_neg<mode>): Likewise.
6415 (<optab><mode>3): Likewise.
6417 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6419 * tree-vect-stmts.c (vectorizable_comparison): Add
6420 NULL check for vectype.
6422 2016-01-28 Richard Biener <rguenther@suse.de>
6424 PR tree-optimization/69466
6425 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6426 Account for PHIs we couldn't duplicate.
6428 2016-01-28 Martin Liska <mliska@suse.cz>
6431 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6432 instead of ENABLE_VALGRIND_CHECKING.
6434 2016-01-27 Richard Henderson <rth@redhat.com>
6437 * lra-remat.c (subreg_regs): New.
6438 (dump_candidates_and_remat_bb_data): Dump it.
6439 (operand_to_remat): Reject if operand in subreg_regs.
6440 (set_bb_regs): Collect subreg_regs.
6441 (lra_remat): Init and free subreg_regs. Compute
6442 calculate_local_reg_remat_bb_data before create_cands.
6444 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6447 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6448 change stack_alignment_needed for __tls_get_addr call.
6450 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6452 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6454 2016-01-27 Jeff Law <law@redhat.com>
6456 PR tree-optimization/68398
6457 PR tree-optimization/69196
6458 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6459 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6460 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6461 Only count PHIs in the last block in the path. The others will
6462 const/copy propagate away. Add heuristic to allow more irreducible
6463 subloops to be created when it is likely profitable to do so.
6465 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6466 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6467 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6469 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6472 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6473 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6474 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6475 * tree-streamer-in.c: Include asan.h.
6476 (streamer_get_builtin_tree): For builtins in sanitizer
6477 range call initialize_sanitizer_builtins and retry.
6479 2016-01-27 Ian Lance Taylor <iant@google.com>
6481 * common.opt (fkeep-gc-roots-live): New undocumented option.
6482 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6483 -fkeep-gc-roots-live, skip pointers.
6484 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6487 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6491 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6493 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6496 * configure.ac: NetBSD provides SSP in its C library.
6497 * configure: Updated.
6499 2016-01-27 Richard Biener <rguenther@suse.de>
6501 PR tree-optimization/69166
6502 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6503 reduction code for commutativity / associativity.
6505 2016-01-27 Martin Jambor <mjambor@suse.cz>
6507 PR tree-optimization/69355
6508 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6509 total_scalarization fails.
6511 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6513 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6516 2016-01-27 Christian Bruel <christian.bruel@st.com>
6519 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6520 Move arm_reset_previous_fndecl and set_target_option_current_node in
6521 the conditional part. Call save_restore_target_globals.
6522 * config/arm/arm.c (arm_set_current_function):
6523 Refactor to better support #pragma target and attribute mix.
6524 Call save_restore_target_globals.
6525 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6527 2016-01-27 Martin Liska <mliska@suse.cz>
6529 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6530 reference for an HSA kernel and its host function.
6532 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6534 PR tree-optimization/69399
6535 * wide-int.h (wi::lrshift): For larger precisions, only
6536 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6538 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6540 * config/arc/predicates.md (proper_comparison_operator): Reject
6541 constant-constant comparison.
6543 2016-01-26 Tom de Vries <tom@codesourcery.com>
6545 PR tree-optimization/69110
6546 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6547 DR_NUM_DIMENSIONS == 0.
6549 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6550 Sebastian Pop <s.pop@samsung.com>
6552 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
6553 isl_ast_op_cond and isl_ast_op_select.
6554 (gcc_expression_from_isl_expr_op): Same.
6556 2016-01-26 Jason Merrill <jason@redhat.com>
6559 * tree.c (recompute_constructor_flags): Split out from
6561 (verify_constructor_flags): New.
6562 * tree.h: Declare them.
6564 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
6566 PR rtl-optimization/69217
6567 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
6568 are no TYPE_FIELDS set for the record type.
6570 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6573 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
6574 toc_label_name unconditionally.
6575 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
6576 SYMBOL_REF string. Use toc_label_name instead of constructing
6578 (rs6000_elf_declare_function_name): Use toc_label_name instead of
6579 constructing LCTOC1.
6581 2016-01-26 Martin Sebor <msebor@redhat.com>
6584 * doc/extend.texi (Common Type Attributes): Move text that talks about
6585 attribute packed from attribute aligned to the section discussing
6586 the former attribute for clarity.
6588 2016-01-26 Richard Henderson <rth@redhat.com>
6591 * trans-mem.c (tm_region_init): Mark entry block as visited.
6593 2016-01-26 David Malcolm <dmalcolm@redhat.com>
6596 * diagnostic-show-locus.c (layout::print_source_line): Replace
6597 call to pp_newline with call to layout::print_newline.
6598 (layout::print_annotation_line): Likewise.
6599 (layout::move_to_column): Likewise.
6600 (layout::print_any_fixits): After printing any fixits, print a
6601 trailing newline, if necessary.
6602 (layout::print_newline): New method, resetting any colorization
6604 (diagnostic_show_locus): Move the pp_newline to before the
6605 early bailout. Remove dummy block enclosing the layout instance.
6606 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
6607 of pp_newline_and_flush with pp_flush.
6608 (diagnostic_append_note): Delete use of pp_newline.
6609 (diagnostic_append_note_at_rich_loc): Delete.
6610 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
6611 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
6612 when newline characters are added to the buffer.
6614 2016-01-26 Michael Matz <matz@suse.de>
6616 * configure.ac (ac_cv_std_swap_in_utility): New test.
6617 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
6618 * configure: Regenerate.
6619 * config.in: Regenerate.
6621 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
6623 * config/arc/arc.md (cstoresi4): Force operand into register.
6624 (arcset<code>): Fix predicate.
6625 (arcsetltu): Likewise.
6626 (arcsetgeu): Likewise.
6627 (arcsethi): Likewise.
6628 (arcsetls): Likewise.
6630 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6632 PR tree-optimization/69483
6633 * gimple-fold.c (canonicalize_constructor_val): Return NULL
6634 if base has error_mark_node type.
6636 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
6639 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
6640 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
6642 (vget_lane_f16): Handle big-endian.
6643 (vgetq_lane_f16): Likewise.
6644 (vset_lane_f16): Likewise.
6645 (vsetq_lane_f16): Likewise.
6646 * config/arm/iterators.md (VQXMOV): Add V8HF.
6647 (VDQ): Add V4HF and V8HF.
6648 (V_reg): Handle V4HF and V8HF.
6649 (Is_float_mode): Likewise.
6650 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
6651 neon_vdup_nv8hf): New patterns.
6652 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
6653 Use VD_LANE iterator.
6654 (neon_vld1_dup<mode>): Use VQ2 iterator.
6656 2016-01-26 Nathan Sidwell <nathan@acm.org>
6658 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
6659 (set_oacc_fn_attrib): Add IS_KERNEL arg.
6660 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
6661 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
6662 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
6663 (oacc_validate_dims): Add LEVEL arg, don't return level.
6664 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
6666 (execute_oacc_device_lower): Adjust, add more dump output.
6667 * tree-ssa-loop.c (gate_oacc_kernels): Use
6668 oacc_fn_attrib_kernels_p.
6669 * tree-parloops.c (create_parallel_loop): Adjust
6670 set_oacc_fn_attrib call.
6672 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6675 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
6676 (append_compiler_options): Handle -fcilkplus.
6677 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
6679 2016-01-26 Nick Clifton <nickc@redhat.com>
6682 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
6683 been marked as DECL_ONE_ONLY but we do not the means to make it
6684 so, then do not allow it to bind locally.
6686 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6689 * opts.h (parse_sanitizer_options): New prototype.
6690 * opts.c (sanitizer_opts): New array.
6691 (parse_sanitizer_options): New function.
6692 (common_handle_option): Use parse_sanitizer_options.
6694 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
6698 alignment adjustment to ...
6699 (ix86_update_stack_boundary): Here. Don't over-align stack for
6701 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
6702 if __tls_get_addr is called.
6704 2016-01-26 Christian Bruel <christian.bruel@st.com>
6706 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
6708 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
6710 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
6712 2016-01-26 Richard Biener <rguenther@suse.de>
6715 * match.pd: Guard X * CST CMP 0 pattern with single_use.
6717 2016-01-26 Richard Biener <rguenther@suse.de>
6719 PR tree-optimization/69452
6720 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
6721 (move_computations_dom_walker::before_dom_children): Rename
6723 (move_computations_worker): This.
6724 (move_computations): Perform an RPO rather than a DOM walk.
6726 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6729 * combine.c (combine_instructions): For REG_EQUAL note with
6730 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
6731 to the underlying register.
6732 * doc/rtl.texi (REG_EQUAL): Document the behavior of
6733 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
6735 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
6738 * config/aarch64/aarch64-builtins.c
6739 (aarch64_init_simd_builtin_types): Do not set structural
6740 equality to __Poly{8,16,64,128}_t types.
6742 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
6744 PR tree-optimization/69400
6745 * wide-int.cc (wi_pack): Take the precision as argument and
6746 perform canonicalization here rather than in the callers.
6747 Use the main loop to handle all full-width HWIs. Add a
6748 zero HWI if in_len isn't a full result.
6749 (wi::divmod_internal): Update accordingly.
6750 (wi::mul_internal): Likewise. Simplify.
6752 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6753 Sebastian Pop <s.pop@samsung.com>
6755 * graphite-poly.c (apply_poly_transforms): Simplify.
6756 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
6757 (print_isl_map): Same.
6758 (print_isl_union_map): Same.
6759 (print_isl_schedule): New.
6760 (debug_isl_schedule): New.
6761 * graphite-dependences.c (scop_get_reads): Do not call
6762 isl_union_map_add_map that is undocumented isl functionality.
6763 (scop_get_must_writes): Same.
6764 (scop_get_may_writes): Same.
6765 (scop_get_original_schedule): Remove.
6766 (scop_get_dependences): Do not call isl_union_map_compute_flow that
6767 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
6768 (compute_deps): Remove.
6769 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
6770 (debug_schedule_ast): New.
6771 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
6772 set_separate_option.
6773 (graphite_regenerate_ast_isl): Add dump.
6774 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
6775 from scop->transformed_schedule.
6776 (graphite_regenerate_ast_isl): Add more dump.
6777 * graphite-optimize-isl.c (optimize_isl): Set
6778 scop->transformed_schedule. Check whether schedules are equal.
6779 (apply_poly_transforms): Move here.
6780 * graphite-poly.c (apply_poly_transforms): ... from here.
6781 (free_poly_bb): Static.
6782 (free_scop): Static.
6783 (pbb_number_of_iterations_at_time): Remove.
6784 (print_isl_ast): New.
6785 (debug_isl_ast): New.
6786 (debug_scop_pbb): New.
6787 * graphite-scop-detection.c (print_edge): Move.
6789 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
6790 (build_scop_scattering): Remove.
6791 (create_pw_aff_from_tree): Assert instead of bailing out.
6792 (add_condition_to_pbb): Remove unused code, do not fail.
6793 (add_conditions_to_domain): Same.
6794 (add_conditions_to_constraints): Remove.
6795 (build_scop_context): New.
6796 (add_iter_domain_dimension): New.
6797 (build_iteration_domains): Initialize pbb->iterators.
6798 Call add_conditions_to_domain.
6801 (index_outermost_in_loop): New.
6802 (index_pbb_in_loop): New.
6803 (outermost_pbb_in): New.
6804 (add_in_sequence): New.
6805 (add_outer_projection): New.
6806 (outer_projection_mupa): New.
6807 (add_loop_schedule): New.
6808 (build_schedule_pbb): New.
6809 (build_schedule_loop): New.
6810 (embed_in_surrounding_loops): New.
6811 (build_schedule_loop_nest): New.
6812 (build_original_schedule): New.
6813 (build_poly_scop): Call build_original_schedule.
6814 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
6815 (free_poly_dr): Remove.
6816 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
6817 (free_poly_bb): Remove.
6818 (debug_loop_vec): Remove.
6819 (print_isl_ast): Declare.
6820 (debug_isl_ast): Declare.
6821 (scop_do_interchange): Remove.
6822 (scop_do_strip_mine): Remove.
6823 (scop_do_block): Remove.
6824 (flatten_all_loops): Remove.
6825 (optimize_isl): Remove.
6826 (pbb_number_of_iterations_at_time): Remove.
6827 (debug_scop_pbb): Declare.
6828 (print_schedule_ast): Declare.
6829 (debug_schedule_ast): Declare.
6830 (struct scop): Remove schedule. Add original_schedule,
6831 transformed_schedule.
6832 (free_gimple_poly_bb): Remove.
6833 (print_generated_program): Remove.
6834 (debug_generated_program): Remove.
6835 (unify_scattering_dimensions): Remove.
6836 * sese.c (print_edge): ... here.
6837 (print_sese): ... here.
6838 (debug_edge): ... here.
6839 (debug_sese): ... here.
6840 * sese.h (print_edge): Declare.
6841 (print_sese): Declare.
6842 (dump_edge): Declare.
6843 (dump_sese): Declare.
6845 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
6846 Sebastian Pop <s.pop@samsung.com>
6848 * Makefile.in: Set ISLVER in site.exp.
6850 2016-01-25 Jakub Jelinek <jakub@redhat.com>
6852 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
6853 DECL_VALUE_EXPR of new_var even for the non-array case. Look
6854 through DECL_VALUE_EXPR for expansion.
6856 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6858 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
6859 the frame info after reload completed.
6861 2016-01-25 Jeff Law <law@redhat.com>
6863 PR tree-optimization/69196
6864 PR tree-optimization/68398
6865 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
6866 tree-ssa-threadupdate.c.
6867 (determine_bb_domination_status): Prototype
6868 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
6869 (determine_bb_domination_status): No longer static.
6870 (valid_jump_thread_path): Remove code to detect characteristics
6871 of the jump thread path not associated with correctness.
6872 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
6873 Correct test for thread path length. Count PHIs for real operands as
6874 statements that need to be copied. Do not count ASSERT_EXPRs.
6875 Look at all the blocks in the thread path. Compute and selectively
6876 filter thread paths based on threading through the latch, threading
6877 a multiway branch or crossing a multiway branch.
6879 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6881 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
6882 decl with __attribute__ ((unused)) annotation.
6884 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
6887 * tree-vect-stmts.c (vectorizable_condition): Check vectype
6888 of operands is compatible with a statement vectype.
6890 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
6892 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
6893 improve wording for mixed storage order support.
6895 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
6897 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
6898 (vcvt_u64_f64): Likewise.
6899 (vcvta_s64_f64): Likewise.
6900 (vcvta_u64_f64): Likewise.
6901 (vcvtm_s64_f64): Likewise.
6902 (vcvtm_u64_f64): Likewise.
6903 (vcvtn_s64_f64): Likewise.
6904 (vcvtn_u64_f64): Likewise.
6905 (vcvtp_s64_f64): Likewise.
6906 (vcvtp_u64_f64): Likewise.
6908 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
6910 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
6911 (arc_init): Check validity mll64 option.
6912 (arc_save_restore): Use double load/store instruction.
6913 (arc_expand_movmem): Likewise.
6914 (arc_split_move): Don't split if we have double load/store
6915 instructions. Returns a boolean.
6916 (arc_process_double_reg_moves): Change function to return boolean
6917 instead of a sequence of instructions.
6918 (arc_dwarf_register_span): New function.
6919 * config/arc/arc-protos.h (arc_split_move): Change prototype.
6920 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
6921 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
6922 (*movdf_insn): Likewise.
6923 * config/arc/arc.opt (mll64): New option.
6924 * config/arc/predicates.md (even_register_operand): New predicate.
6925 * doc/invoke.texi (ARC Options): Add mll64 documentation.
6927 2016-01-25 Richard Biener <rguenther@suse.de>
6930 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
6931 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
6933 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
6935 2016-01-25 Richard Biener <rguenther@suse.de>
6937 PR tree-optimization/69376
6938 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
6940 (VN_INFO_ANTI_RANGE_P): New inline.
6941 (VN_INFO_RANGE_TYPE): Likewise.
6942 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
6943 SSA_NAME_ANTI_RANGE_P.
6944 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
6945 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6946 Properly query VN_INFO_RANGE_TYPE.
6948 2016-01-25 Nick Clifton <nickc@redhat.com>
6951 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
6953 2016-01-23 Tom de Vries <tom@codesourcery.com>
6955 PR tree-optimization/69426
6956 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
6959 2016-01-23 Jakub Jelinek <jakub@redhat.com>
6961 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
6962 "the the" with "the" in the comments.
6963 * ipa-devirt.c (build_type_inheritance_graph,
6964 update_type_inheritance_graph): Likewise.
6965 * tree.c (build_function_type_list_1): Likewise.
6966 * cfgloopmanip.c (scale_loop_profile): Likewise.
6967 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
6968 * gimple-ssa-split-paths.c
6969 (find_block_to_duplicate_for_splitting_paths): Likewise.
6970 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
6971 * expr.c (convert_move): Likewise.
6972 * var-tracking.c (vt_stack_adjustments): Likewise.
6973 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
6974 * tree-vrp.c (test_for_singularity): Likewise.
6976 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
6977 directly instead of building a temporary tree.
6980 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
6981 remove <algorithm> include.
6983 2016-01-22 Jakub Jelinek <jakub@redhat.com>
6986 * config/i386/i386.c: Include dojump.h.
6987 (expand_small_movmem_or_setmem,
6988 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
6990 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
6991 if dynamic_check != -1.
6993 2016-01-21 Jeff Law <law@redhat.com>
6996 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
6997 record_temporary_equivalences. Rewritten to avoid unnecessary calls
6998 into dominated_by_p.
6999 (cprop_into_successor_phis): Avoid unnecessary tests.
7001 2016-01-22 Richard Henderson <rth@redhat.com>
7004 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7005 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7007 2016-01-22 Michael Matz <matz@suse.de>
7009 * system.h (string, algorithm): Include only conditionally.
7010 (new): Include always under C++.
7011 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7012 * final.c (toplevel): Ditto.
7013 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7014 * genconditions.c (write_header): Make gencondmd.c define
7016 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7018 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7019 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7021 2016-01-22 Christian Bruel <christian.bruel@st.com>
7024 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7026 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7029 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7030 define_insn_and_split. Ensure operands[1] and operands[0] do not
7031 get assigned the same register.
7033 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7035 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7037 2016-01-22 Christian Bruel <christian.bruel@st.com>
7039 * config/arm/arm-c.c (arm_pragma_target_parse):
7040 Remove warn_builtin_macro_redefined overwrite.
7042 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7044 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7045 flag_non_call_exceptions compatibility.
7047 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7050 * dwarf2out.c (add_child_die_after): New function.
7051 (dwarf_qual_info_t): New type.
7052 (dwarf_qual_info): New variable.
7053 (qualified_die_p): New function.
7054 (modified_type_die): For -fdebug-types-section, ensure
7055 canonical order of qualifiers. Put qualified DIEs adjacent
7056 to the corresponding non-qualified type DIE and search there
7057 for existing qualified DIEs.
7059 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7061 * doc/extend.texi (scalar_storage_order type attribute): Document
7062 restriction on type punning and aliasing, and remove future tense.
7064 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7067 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7070 2016-01-21 Jeff Law <law@redhat.com>
7073 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7074 useless call to record_temporary_equivalences.
7075 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7076 allocate 10 slots in the bb_path vector and let it grow as needed.
7077 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7080 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7082 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7084 * configure: Regenerate.
7086 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7088 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7089 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7091 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7094 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7095 drop EXPAND_INITIALIZER.
7096 * rtl.h (contains_symbolic_reference_p): Declare.
7097 * rtlanal.c (contains_symbolic_reference_p): New function.
7098 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7099 a subtraction into a NOT if symbolic constants are involved.
7101 2016-01-21 Anton Blanchard <anton@samba.org>
7102 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7105 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7107 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7110 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7112 * config/microblaze/microblaze.c
7113 (get_branch_target): New.
7114 (insert_wic_for_ilb_runout): New.
7116 (microblaze_machine_dependent_reorg): New.
7117 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7118 * config/microblaze/microblaze.md
7119 (UNSPEC_IPREFETCH): Define.
7120 (iprefetch): New pattern
7121 * config/microblaze/microblaze.opt
7122 (mxl-prefetch): New flag.
7124 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7126 * config/microblaze/microblaze.h
7127 (FIXED_REGISTERS): Update in macro.
7128 (CALL_USED_REGISTERS): Update in macro.
7130 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7132 PR rtl-optimization/68920
7133 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7136 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7138 PR rtl-optimization/68990
7139 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7140 pseudo instead of inheritance ones.
7142 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7143 Nick Clifton <nickc@redhat.com>
7147 * config/mips/mips.c (mips_compute_frame_info): Initialise
7148 args_size and hard_frame_pointer_offset fields of the frame
7149 structure before calling mips_global_pointer.
7151 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7153 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7155 * configure: Regenerate.
7157 2016-01-21 Richard Biener <rguenther@suse.de>
7159 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7161 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7163 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7164 to actually emit the .size directive.
7166 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7167 Jakub Jelinek <jakub@redhat.com>
7171 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7172 args array size by one to avoid buffer overflow.
7174 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7176 * config/s390/s390.md (pool_section_start): Use switch_to_section
7177 to select proper read-only data section instead of hardcoding
7179 (pool_section_end): Use switch_to_section to match the above.
7181 2016-01-21 Richard Biener <rguenther@suse.de>
7183 PR tree-optimization/69378
7184 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7185 (set_ssa_val_to): Use it for dominance checks taking into
7186 account not executable edges.
7188 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7191 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7192 for bitsize instead of GET_MODE_PRECISION (mode).
7194 2016-01-20 Martin Sebor <msebor@redhat.com>
7197 * extend.texi (__sync Builtins): Clarify the semantics of
7198 __sync_fetch_and_OP built-ins on pointers.
7199 (__atomic Builtins): Same.
7201 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7202 Sebastian Pop <s.pop@samsung.com>
7204 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7205 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7206 (is_valid_rename): Same.
7207 (translate_isl_ast_to_gimple::get_rename): Same.
7208 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7209 (translate_isl_ast_to_gimple::rename_uses): Same.
7210 (get_new_name): Check for close_phi nodes.
7211 (copy_loop_phi_args): Use phi_node_kind.
7212 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7213 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7215 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7216 Sebastian Pop <s.pop@samsung.com>
7218 Revert commit r229783.
7219 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7220 Remove use of parameter_rename_map.
7222 (copy_internal_parameters): Remove.
7223 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7224 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7225 (free_sese_info): Do not free parameter_rename_map.
7226 (set_rename): Do not use parameter_rename_map.
7227 (rename_uses): Update call to set_rename.
7228 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7229 * sese.h (parameter_rename_map_t): Remove.
7230 (struct sese_info_t): Remove field parameter_rename_map.
7232 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7233 Sebastian Pop <s.pop@samsung.com>
7235 * graphite-isl-ast-to-gimple.c: Fix comment.
7236 * graphite-scop-detection.c (defined_in_loop_p): New.
7237 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7238 names defined in loop.
7240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7241 Sebastian Pop <s.pop@samsung.com>
7243 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7244 Discard unstructured if-then-else regions.
7246 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7247 Sebastian Pop <s.pop@samsung.com>
7249 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7250 (cleanup_loop_iter_dom): Remove.
7251 (build_loop_iteration_domains): Remove.
7252 (build_scop_context): Remove.
7253 (build_scop_iteration_domain): Remove.
7254 (add_loop_constraints): New.
7255 (build_iteration_domains): New.
7256 (build_poly_scop): Call build_iteration_domains.
7258 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7259 Sebastian Pop <s.pop@samsung.com>
7261 * graphite-scop-detection.c
7262 (scop_detection::harmful_loop_in_region): Free dom and loops.
7263 (scop_detection::loop_body_is_valid_scop): Free bbs.
7265 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7266 Sebastian Pop <s.pop@samsung.com>
7268 * graphite-scop-detection.c (record_loop_in_sese): New.
7269 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7270 (build_scops): Remove call to build_sese_loop_nests.
7271 * sese.c (sese_record_loop): Remove.
7272 (build_sese_loop_nests): Remove.
7273 (new_sese_info): Remove region->loops.
7274 (free_sese_info): Same.
7275 * sese.h (sese_contains_loop): Same.
7276 (build_sese_loop_nests): Remove.
7277 (sese_contains_loop): Remove.
7279 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7280 Sebastian Pop <s.pop@samsung.com>
7282 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7283 loop_is_valid_in_scop.
7284 (scop_detection::harmful_stmt_in_region): Renamed
7285 harmful_loop_in_region.
7286 Call loop_is_valid_in_scop.
7288 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7289 Sebastian Pop <s.pop@samsung.com>
7291 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7294 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7295 Sebastian Pop <s.pop@samsung.com>
7297 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7298 * graphite.h (struct poly_bb): Remove field is_reduction.
7299 (PBB_IS_REDUCTION): Remove.
7301 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7302 Sebastian Pop <s.pop@samsung.com>
7304 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7305 (add_pdr_constraints): Same.
7306 (scop_get_reads): Same.
7307 (scop_get_must_writes): Same.
7308 (scop_get_may_writes): Same.
7309 (scop_get_original_schedule): Same.
7310 (extend_schedule): Same.
7311 (apply_schedule_on_deps): Same.
7312 (carries_deps): Same.
7313 (compute_deps): Same.
7314 (scop_get_dependences): Same.
7315 * graphite-isl-ast-to-gimple.c
7316 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7317 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7318 (get_schedule_for_band_list): Same.
7319 (get_schedule_map): Same.
7320 (apply_schedule_map_to_scop): Same.
7321 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7322 (build_loop_iteration_domains): Same.
7323 (add_condition_to_pbb): Same.
7324 (add_param_constraints): Same.
7325 (pdr_add_memory_accesses): Same.
7326 (pdr_add_data_dimensions): Same.
7328 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7330 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7333 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7335 * common.opt (feliminate-dwarf2-dups): Replace references to
7336 "DWARF 2" with just "DWARF".
7337 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7338 * doc/extend.texi: Likewise.
7339 * doc/cpp.texi: Likewise.
7340 * doc/invoke.texi: Likewise.
7341 (Option Summary): Add -gdwarf to list of Debugging Options.
7342 (Debugging Options): Document -gdwarf.
7343 * doc/contrib.texi: Spell "DWARF" like that.
7345 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7347 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7348 warning. Fix up formatting.
7351 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7352 attempt to mark memory input operand addressable and
7353 call prepare_gimple_addressable in that case. Don't adjust
7354 input_location for diagnostics, use error_at instead.
7356 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7358 * config/rs6000/ppc-auxv.h: New file.
7359 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7361 (cpu_supports): Likewise.
7362 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7363 (cpu_is_info): New variable.
7364 (cpu_supports_info): Likewise.
7365 (tcb_verification_symbol): Likewise.
7366 (cpu_builtin_p): Likewise.
7367 (cpu_expand_builtin): New function.
7368 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7369 (rs6000_init_builtins): Likewise.
7370 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7371 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7372 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7373 * configure: Regenerate.
7374 * config.in: Likewise.
7375 * doc/extend.texi (PowerPC Built-in Functions): Document
7376 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7378 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7381 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7383 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7386 2016-01-20 Richard Henderson <rth@redhat.com>
7392 * tree.c (tm_define_builtin): New.
7393 (find_tm_vector_type): New.
7394 (build_tm_vector_builtins): New.
7395 (build_common_builtin_nodes): Call it.
7397 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7399 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7400 (arm_fp_ok): Likewise.
7402 (arm_crypto): Likewise.
7404 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7405 Richard Biener <rguenther@suse.de>
7407 PR tree-optimization/69328
7408 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7409 vectors have same number of elements.
7410 (vectorizable_condition): Fix masked version recognition.
7412 2016-01-20 Richard Biener <rguenther@suse.de>
7414 PR tree-optimization/69345
7415 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7416 (VN_INFO_PTR_INFO): Likewise.
7417 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7418 info when it is equal between non-dominating SSA names.
7419 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7420 Make sure to look at original SSA infos.
7422 2016-01-20 Jeff Law <law@redhat.com>
7425 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7427 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7428 (pc_or_label_operand): New predicate.
7429 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7430 tests for small integers that are 2^n - 1.
7432 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7434 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7436 2016-01-19 Jeff Law <law@redhat.com>
7439 * tree-ssa-threadbackwards.c
7440 (fsm_find_control_statement_thread_paths): Do not try to lookup
7441 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7443 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7445 * doc/lto.texi: Remove text that says only Gold has linker plugin
7448 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7450 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7451 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7452 the DIE accordingly.
7453 (modified_type_die): Add REVERSE parameter and pass it recursively,
7454 as well as to base_type_die. Adjust presence check accordingly.
7455 (base_type_for_mode): Adjust call to modified_type_die.
7456 (add_type_attribute): Add REVERSE parameter and pass it to
7458 (generic_parameter_die): Adjust call to add_type_attribute.
7459 (add_scalar_info): Likewise.
7460 (add_subscript_info): Likewise.
7461 (gen_array_type_die): Likewise.
7462 (gen_descr_array_type_die): Likewise.
7463 (gen_entry_point_die): Likewise.
7464 (gen_enumeration_type_die): Likewise.
7465 (gen_formal_parameter_die): Likewise.
7466 (gen_subprogram_die): Likewise.
7467 (gen_variable_die ): Likewise.
7468 (gen_const_die): Likewise.
7469 (gen_field_die): Likewise.
7470 (gen_pointer_type_die): Likewise.
7471 (gen_reference_type_die): Likewise.
7472 (gen_ptr_to_mbr_type_die): Likewise.
7473 (gen_inheritance_die): Likewise.
7474 (gen_subroutine_type_die): Likewise.
7475 (gen_typedef_die): Likewise.
7476 (force_type_die): Adjust call to modified_type_die.
7478 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7480 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7481 flow throughout the file. Fix broken link to Objective-C 2.0
7483 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7486 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7488 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7490 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7493 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7494 (maybe_record_node): Record cxa_pure_virtual as the only possible
7495 target if there are not ohter candidates.
7496 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7498 2016-01-19 Richard Biener <rguenther@suse.de>
7500 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7501 (get_memory_order): Likewise.
7503 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7505 * tree-vect-stmts.c (vectorizable_store): Check
7508 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7511 * gcc.c (driver::decode_argv): Add call to
7512 init_opts_obstack before init_options_struct.
7513 * opts.c (init_opts_obstack): Remove idempotency.
7514 (init_options_struct): Replace call to init_opts_obstack
7515 with a gcc_assert to verify that it has already been called.
7516 * toplev.c (toplev::main): Add call to init_opts_obstack before
7517 calls to init_options_struct.
7518 (toplev::finalize): Move cleanup of opts_obstack next to
7519 cleanup of save_decoded_options, clearing the latter, and
7520 save_decoded_options_count.
7522 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7525 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7526 attribute to unconditional. Remove %? from output template.
7528 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7529 Jiong Wang <jiong.wang@arm.com>
7531 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7532 generated from different expand order.
7534 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7536 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7537 Add support for CCMP costing.
7539 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7541 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7542 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
7543 (fccmpe<mode>): Likewise.
7544 (fcmp): Rename to fcmp and globalize pattern.
7546 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
7547 (aarch64_gen_ccmp_next): Add FP support.
7549 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7551 * target.def (gen_ccmp_first): Update documentation.
7552 (gen_ccmp_next): Likewise.
7553 * doc/tm.texi (gen_ccmp_first): Update documentation.
7554 (gen_ccmp_next): Likewise.
7555 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
7556 expand_ccmp_expr_1. Improve comments.
7557 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
7558 (ccmp_ior<mode>): Remove pattern.
7559 (cmp<mode>): Remove expand.
7560 (cmp): Globalize pattern.
7561 (cstorecc4): Use cc_register.
7562 (mov<mode>cc): Remove ccmp_cc_register check.
7563 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
7564 Simplify after removal of CC_DNE/* modes.
7565 (aarch64_ccmp_mode_to_code): Remove.
7566 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
7567 In 'k' case use integer as condition.
7568 (aarch64_nzcv_codes): Remove inverted cases.
7569 (aarch64_code_to_ccmode): Remove.
7570 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
7571 comparison with CC register to be used in folowing CCMP/branch/CSEL.
7572 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
7573 pattern. Return the comparison with CC register. Invert conditions
7575 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
7576 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
7578 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7580 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7581 instrumented_version.
7583 2016-01-19 Richard Biener <rguenther@suse.de>
7585 PR tree-optimization/69336
7586 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
7587 handled components with get_ref_base_and_extent.
7588 (equal_mem_array_ref_p): Adjust.
7590 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7593 * shrink-wrap.c: Include valtrack.h.
7594 (move_insn_for_shrink_wrap): Add DEBUG argument. If
7595 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
7596 in between insn and where it will be moved to. Call
7597 dead_debug_insert_temp.
7598 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
7599 first and dead_debug_local_finish at the end.
7600 For uses and defs bitmap, handle all regs in between REGNO and
7601 END_REGNO, not just the first one.
7603 2016-01-19 Richard Biener <rguenther@suse.de>
7605 PR tree-optimization/69352
7606 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
7607 (equal_mem_array_ref_p): Constrain size and max size properly.
7608 Compare the reverse flag.
7610 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
7612 * ira.c (ira): Update regstat data if we deleted insns.
7614 2016-01-19 Jakub Jelinek <jakub@redhat.com>
7616 PR rtl-optimization/68955
7617 PR rtl-optimization/64557
7618 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
7619 here. Fix up formatting.
7620 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
7622 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7625 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
7626 assume that the node has body.
7627 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
7630 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7632 * lto-streamer-out.c (lto_output): Do not stream instrumentation
7635 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7637 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
7638 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
7640 2016-01-19 Martin Jambor <mjambor@suse.cz>
7641 Martin Liska <mliska@suse.cz>
7642 Michael Matz <matz@suse.de>
7644 * Makefile.in (OBJS): Add new source files.
7645 (GTFILES): Add hsa.c.
7646 * common.opt (disable_hsa): New variable.
7647 (-Whsa): New warning.
7648 * config.in (ENABLE_HSA): New.
7649 * configure.ac: Treat hsa differently from other accelerators.
7650 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
7652 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
7653 * doc/install.texi (Configuration): Document --with-hsa-runtime,
7654 --with-hsa-runtime-include, --with-hsa-runtime-lib and
7656 * doc/invoke.texi (-Whsa): Document.
7657 (hsa-gen-debug-stores): Likewise.
7658 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
7659 to invoke offload compiler for hsa acclerator.
7660 * opts.c (common_handle_option): Determine whether HSA offloading
7661 should be performed.
7662 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
7663 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
7664 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
7665 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
7666 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
7667 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
7668 GF_OMP_FOR_KIND_GRID_LOOP.
7669 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
7670 (pp_gimple_stmt_1): Likewise.
7671 * gimple-walk.c (walk_gimple_stmt): Likewise.
7672 * gimple.c (gimple_build_omp_grid_body): New function.
7673 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
7674 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
7675 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
7676 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
7677 GF_OMP_TEAMS_GRID_PHONY.
7678 (gimple_statement_omp_single_layout): Updated comments.
7679 (gimple_build_omp_grid_body): New function.
7680 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
7681 (gimple_omp_for_grid_phony): New function.
7682 (gimple_omp_for_set_grid_phony): Likewise.
7683 (gimple_omp_parallel_grid_phony): Likewise.
7684 (gimple_omp_parallel_set_grid_phony): Likewise.
7685 (gimple_omp_teams_grid_phony): Likewise.
7686 (gimple_omp_teams_set_grid_phony): Likewise.
7687 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
7688 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
7689 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
7690 (BUILT_IN_GOMP_TARGET): Updated type.
7691 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
7692 (adjust_for_condition): New function.
7693 (get_omp_for_step_from_incr): Likewise.
7694 (extract_omp_for_data): Moved parts to adjust_for_condition and
7695 get_omp_for_step_from_incr.
7696 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
7697 (fixup_child_record_type): Bail out if receiver_decl is NULL.
7698 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
7699 (scan_omp_parallel): Do not create child functions for phony
7701 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
7702 (scan_omp_1_op): Checking assert we are not remapping to
7703 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
7704 (parallel_needs_hsa_kernel_p): New function.
7705 (expand_parallel_call): Register apprpriate parallel child
7706 functions as HSA kernels.
7707 (grid_launch_attributes_trees): New type.
7708 (grid_attr_trees): New variable.
7709 (grid_create_kernel_launch_attr_types): New function.
7710 (grid_insert_store_range_dim): Likewise.
7711 (grid_get_kernel_launch_attributes): Likewise.
7712 (get_target_argument_identifier_1): Likewise.
7713 (get_target_argument_identifier): Likewise.
7714 (get_target_argument_value): Likewise.
7715 (push_target_argument_according_to_value): Likewise.
7716 (get_target_arguments): Likewise.
7717 (expand_omp_target): Call get_target_arguments instead of looking
7718 up for teams and thread limit.
7719 (grid_expand_omp_for_loop): New function.
7720 (grid_arg_decl_map): New type.
7721 (grid_remap_kernel_arg_accesses): New function.
7722 (grid_expand_target_kernel_body): New function.
7723 (expand_omp): Call it.
7724 (lower_omp_for): Do not emit phony constructs.
7725 (lower_omp_taskreg): Do not emit phony constructs but create for them
7726 a temporary variable receiver_decl.
7727 (lower_omp_taskreg): Do not emit phony constructs.
7728 (lower_omp_teams): Likewise.
7729 (lower_omp_grid_body): New function.
7730 (lower_omp_1): Call it.
7731 (grid_reg_assignment_to_local_var_p): New function.
7732 (grid_seq_only_contains_local_assignments): Likewise.
7733 (grid_find_single_omp_among_assignments_1): Likewise.
7734 (grid_find_single_omp_among_assignments): Likewise.
7735 (grid_find_ungridifiable_statement): Likewise.
7736 (grid_target_follows_gridifiable_pattern): Likewise.
7737 (grid_remap_prebody_decls): Likewise.
7738 (grid_copy_leading_local_assignments): Likewise.
7739 (grid_process_kernel_body_copy): Likewise.
7740 (grid_attempt_target_gridification): Likewise.
7741 (grid_gridify_all_targets_stmt): Likewise.
7742 (grid_gridify_all_targets): Likewise.
7743 (execute_lower_omp): Call grid_gridify_all_targets.
7744 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
7745 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
7746 (tree_omp_clause): Added union field dimension.
7747 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
7748 * tree.c (omp_clause_num_ops): Added number of arguments of
7749 OMP_CLAUSE__GRIDDIM_.
7750 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
7751 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
7752 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
7753 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
7754 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
7755 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
7756 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
7757 * tree-pass.h (make_pass_gen_hsail): Declare.
7758 (make_pass_ipa_hsa): Likewise.
7759 * ipa-hsa.c: New file.
7760 * lto-section-in.c (lto_section_name): Add hsa section name.
7761 * lto-streamer.h (lto_section_type): Add hsa section.
7762 * timevar.def (TV_IPA_HSA): New.
7763 * hsa-brig-format.h: New file.
7764 * hsa-brig.c: New file.
7765 * hsa-dump.c: Likewise.
7766 * hsa-gen.c: Likewise.
7769 * toplev.c (compile_file): Call hsa_output_brig.
7770 * hsa-regalloc.c: New file.
7772 2016-01-18 Jeff Law <law@redhat.com>
7774 PR tree-optimization/69320
7775 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
7776 ranged object, do nothing if the RHS constant is not [0..1].
7777 (optimize_stmt): Comparing a boolean ranged object against a
7778 constant outside [0..1] results in a compile-time constant.
7780 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
7783 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
7785 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7786 (Option Summary): Update to reflect new section and moved options.
7787 (C++ Dialect Options): Move -fstats to new section.
7788 (Debugging Options): Move all dump, statistics, and other GCC
7789 developer options to new section. Rewrite section introduction
7790 and re-order remaining options to put the more basic ones first.
7791 (Optimization Options): Move -fira-verbose and -flto-report* to
7793 (Developer Options): New section incorporating moved options.
7794 * doc/cppopts.texi (-dM): Update cross-reference.
7796 2016-01-18 Richard Henderson <rth@redhat.com>
7799 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
7800 operands to pseudo only if CSE is expected. Split long immediate
7801 operands only after reload, and for the stack pointer.
7802 (*add<GPI>3_pluslong): Remove.
7803 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
7804 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
7805 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
7806 (*add<GPI>3 peepholes): New.
7807 (*add<GPI>3 splitters): New.
7808 * config/aarch64/constraints.md (Upl): New.
7809 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
7811 2016-01-18 Richard Biener <rguenther@suse.de>
7813 PR tree-optimization/69297
7814 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
7816 (vect_bb_vectorization_profitable_p): Clear visited flag again.
7818 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7821 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
7822 of mixind vector and scalar types.
7823 (fold_relational_const): Add handling of vector
7824 comparison with boolean result.
7825 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
7826 comparison of vector operands with boolean result for EQ/NE only.
7827 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
7828 (verify_gimple_cond): Likewise.
7829 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
7832 2016-01-18 Joseph Myers <joseph@codesourcery.com>
7834 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
7837 2016-01-18 Richard Biener <rguenther@suse.de>
7840 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
7842 2016-01-18 Tom de Vries <tom@codesourcery.com>
7844 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
7846 2016-01-18 Tom de Vries <tom@codesourcery.com>
7848 * omp-low.c (set_oacc_fn_attrib): Make extern.
7849 * omp-low.h (set_oacc_fn_attrib): Declare.
7850 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
7851 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
7852 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
7853 Add and handle function parameter oacc_kernels_p.
7854 (find_reduc_addr, get_omp_data_i_param): New function.
7855 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
7856 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
7857 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
7858 Calculate dominance info. Skip loops that are not in a kernels region
7859 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
7860 (pass_parallelize_loops::execute): Call parallelize_loops with
7861 oacc_kernels_p argument.
7862 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
7863 New member function.
7864 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
7865 * passes.def: Add argument to pass_parallelize_loops instantation.
7867 2016-01-18 Tom de Vries <tom@codesourcery.com>
7869 * tree-parloops.c (pass_parallelize_loops::execute): Allow
7870 pass_parallelize_loops to be run outside the loop pipeline.
7872 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7874 * tree-scalar-evolution.c (follow_copies_to_constant): New.
7875 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
7877 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7880 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
7881 using get_ref_base_and_extent.
7882 (equal_mem_array_ref_p): New.
7883 (hashable_expr_equal_p): Add call to previous.
7885 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
7888 * tree-sra.c (disqualified_constants, constant_decl_p): New.
7889 (sra_initialize): Allocate disqualified_constants.
7890 (sra_deinitialize): Free disqualified_constants.
7891 (disqualify_candidate): Update disqualified_constants when appropriate.
7892 (create_access): Scan for constant-pool entries as we go along.
7893 (scalarizable_type_p): Add check against type_contains_placeholder_p.
7894 (maybe_add_sra_candidate): Allow constant-pool entries.
7895 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
7896 (initialize_constant_pool_replacements): New.
7897 (sra_modify_assign): Avoid mangling assignments created by previous,
7898 and don't generate writes into constant pool.
7899 (sra_modify_function_body): Call initialize_constant_pool_replacements.
7901 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7903 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
7905 (scalar_chain::convert_op): Likewise.
7906 * config/i386/i386.md (*andndi3_doubleword): New.
7908 2016-01-18 Richard Biener <rguenther@suse.de>
7910 PR tree-optimization/69170
7911 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
7912 building a vector from scalar results of a pattern stmt.
7914 2016-01-18 Jakub Jelinek <jakub@redhat.com>
7916 * haifa-sched.c (autopref_multipass_init): Work around
7917 -Wmaybe-uninitialized warning.
7919 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
7921 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
7922 against the constant 0.
7924 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7926 PR tree-optimization/68799
7927 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
7928 look up phi candidates in the statement-candidate map.
7929 (phi_add_costs): Likewise.
7930 (record_phi_increments): Likewise.
7931 (phi_incr_cost): Likewise.
7932 (ncd_with_phi): Likewise.
7933 (all_phi_incrs_profitable): Likewise.
7935 2016-01-17 Jakub Jelinek <jakub@redhat.com>
7937 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
7938 -Wmaybe-uninitialized warning.
7940 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
7942 * doc/invoke.texi (Invoking GCC): Add new section to menu.
7943 (Option Summary): Update to reflect new section and moved options.
7944 (C++ Dialect Options): Move -fvtable-verify and related options.
7945 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
7946 and profiling-related options.
7947 (Optimization Options): Move profile generation options and
7948 -fstack-protector and related options.
7949 (Instrumentation Options): New section incorporating moved options.
7950 (Code Generation Options): Move -finstrument-functions and
7951 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
7953 2016-01-16 Tom de Vries <tom@codesourcery.com>
7955 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
7957 2016-01-16 Tom de Vries <tom@codesourcery.com>
7959 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
7961 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
7963 * hash-table.h (hash_table::empty): Turn into an inline wrapper
7964 that checks whether the table is already empty. Rename the
7965 original implementation to...
7966 (hash_table::empty_slot): ...this new private function.
7968 2016-01-15 David Malcolm <dmalcolm@redhat.com>
7971 * diagnostic-show-locus.c (layout::print_source_line): Move x
7972 offset of line until after call to
7973 get_line_width_without_trailing_whitespace.
7975 2016-01-15 Jeff Law <law@redhat.com>
7977 PR tree-optimization/69270
7978 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
7979 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
7980 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
7981 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
7982 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
7983 ssa_name_has_boolean_range and constant_boolean_node.
7985 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
7987 PR rtl-optimization/69030
7988 * lra-spills.c (remove_pseudos): Check nrefs and make the function
7990 (spill_pseudos): Delete debug insn for dead pseudo.
7991 (lra_spill): Initiate spill_hard_reg and slots memory separately.
7993 2016-01-15 Jiong Wang <jiong.wang@arm.com>
7995 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
7997 (TYPES_UNOPUS): Likewise.
7998 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
7999 builtin type, from UNOP to UNOPUS.
8000 (lbtruncuv4sf): Likewise.
8001 (lbtruncuv2df): Likewise.
8002 (lrounduv2sf): Likewise.
8003 (lrounduv4sf): Likewise.
8004 (lrounduv2df): Likewise.
8005 (lroundusf): Likewise.
8006 (lroundusf): Likewise.
8007 (lceiluv2sf): Likewise.
8008 (lceiluv4sf): Likewise.
8009 (lceiluv2df): Likewise.
8010 (lceilusf): Likewise.
8011 (lceiludf): Likewise.
8012 (lflooruv2sf): Likewise.
8013 (lflooruv4sf): Likewise.
8014 (lflooruv2df): Likewise.
8015 (lfloorusf): Likewise.
8016 (lfloorudf): Likewise.
8017 (lfrintnuv2sf): Likewise.
8018 (lfrintnuv4sf): Likewise.
8019 (lfrintnuv2df): Likewise.
8020 (lfrintnusf): Likewise.
8021 (lfrintnudf): Likewise.
8022 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8024 (vcvtq_u32_f32): Likewise.
8025 (vcvtq_u64_f64): Likewise.
8026 (vcvta_u32_f32): Likewise.
8027 (vcvtaq_u32_f32): Likewise.
8028 (vcvtaq_u64_f64): Likewise.
8029 (vcvtm_u32_f32): Likewise.
8030 (vcvtmq_u32_f32): Likewise.
8031 (vcvtmq_u64_f64): Likewise.
8032 (vcvtn_u32_f32): Likwise.
8033 (vcvtnq_u32_f32): Likewise.
8034 (vcvtnq_u64_f64): Likewise.
8035 (vcvtp_u32_f32): Likewise.
8036 (vcvtpq_u32_f32): Likewise.
8037 (vcvtpq_u64_f64): Likewise.
8038 (vcvtmd_u64_f64): Likewise.
8039 (vcvtms_u32_f32): Likewise.
8040 (vcvtad_u64_f64): Likewise.
8041 (vcvtas_u32_f32): Likewise.
8042 (vcvtnd_u64_f64): Likewise.
8043 (vcvtns_u32_f32): Likewise.
8044 (vcvtpd_u64_f64): Likewise.
8045 (vcvtps_u32_f32): Likewise.
8047 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8049 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8050 CSEL of zero_extended registers.
8052 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8054 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8055 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8057 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8059 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8060 false when argument string is not found in the attributes table
8063 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8066 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8067 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8068 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8071 2016-01-15 Richard Biener <rguenther@suse.de>
8073 PR tree-optimization/66856
8074 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8075 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8076 (vect_create_new_slp_node): Increment stmt reference count.
8077 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8078 an SLP tree before swapping operands.
8079 (vect_build_slp_tree): Likewise.
8080 (destroy_bb_vec_info): Free stmt info after SLP instances.
8081 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8082 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8083 (STMT_VINFO_NUM_SLP_USES): New macro.
8085 2016-01-15 Richard Biener <rguenther@suse.de>
8088 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8089 (add_linkage_name): ... here.
8090 (gen_typedef_die): Use add_linkage_name_raw instead of
8091 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8094 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8096 * gimplify.c (oacc_default_clause): Decode reference and pointer
8097 types for both kernels and parallel regions.
8099 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8102 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8104 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8106 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8107 (convert_scalars_to_vector): Likewise.
8109 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8111 * doc/extend.texi (Type Traits): Fix grammar.
8113 2016-01-15 Martin Jambor <mjambor@suse.cz>
8115 * tree-inline.c (remap_decl): Use existing dclarations if
8116 remapping a type and prevent_decl_creation_for_types.
8117 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8118 decls first. Do real remapping with
8119 prevent_decl_creation_for_types set.
8120 * tree-inline.h (copy_body_data): New field
8121 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8124 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8126 * config/s390/s390.opt (mmvcle): More verbose help text.
8128 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8130 * config/s390/s390.opt: Add period to -mzvector option text.
8132 2016-01-15 Richard Biener <rguenther@suse.de>
8134 PR tree-optimization/68961
8135 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8136 of invariants in stores again.
8138 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8140 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8142 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8144 * config/i386/i386.c (ix86_expand_branch): Don't split
8145 DI mode xor instruction to SI mode.
8147 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8150 * ipa-icf.c (sem_function::merge): Virtual functions may become
8151 reachable even if they address is not taken and there are no
8154 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8156 * lto-streamer-out.c (subtract_estimated_size): New function.
8157 (get_symbol_initial_value): Use it.
8159 2016-01-15 Christian Bruel <christian.bruel@st.com>
8162 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8163 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8164 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8165 use add_builtin_function_ext_scope instead of add_builtin_function.
8166 (neon_set_p, neon_crypto_set_p): Remove.
8167 (arm_init_builtins): Always call arm_init_neon_builtins and
8168 arm_init_crypto_builtins.
8169 (arm_expand_builtin): Check that builtins are allowed for the arch.
8170 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8171 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8172 arm_init_neon_builtins call.
8174 2016-01-15 Richard Biener <rguenther@suse.de>
8176 PR tree-optimization/69117
8177 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8178 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8179 of the leader conservatively.
8180 (free_scc_vn): Restore original SSA name infos.
8182 2016-01-14 Jeff Law <law@redhat.com>
8184 PR tree-optimization/69270
8185 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8186 single bit of precision, verify it's also unsigned.
8187 (record_edge_info): Use constant_boolean_node rather than fold_convert
8188 to convert boolean_true/boolean_false to the right type.
8190 2016-01-14 Richard Henderson <rth@redhat.com>
8193 * loop-doloop.c (record_reg_sets): New.
8194 (doloop_optimize): Reject the transform if the sequence
8195 clobbers registers live at the end of the loop block.
8196 (doloop_optimize_loops): Enable df_live if needed.
8198 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8200 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8201 * gcc/config/rs6000/rs6000.c: Likewise.
8202 * gcc/config/rs6000/rs6000.h: Likewise.
8203 * gcc/config/rs6000/rs6000.md: Likewise.
8204 * gcc/doc/extend.texi: Likewsie.
8206 2016-01-14 Jeff Law <law@redhat.com>
8208 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8211 2016-01-14 Richard Henderson <rth@redhat.com>
8215 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8216 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8217 instead of builtin_decl_declared_p to test for declaration.
8219 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8221 * doc/loop.texi (Loop Analysis and Representation): Document
8222 loop_depth function.
8224 2016-01-14 Tom de Vries <tom@codesourcery.com>
8226 PR tree-optimization/68773
8227 * omp-low.c (expand_omp_target): Don't set force_output.
8228 * varpool.c (varpool_node::get_create): Same.
8229 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8230 offload_funcs with force_output.
8232 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8235 * lra-eliminations.c (move_plus_up): Don't change anything if either
8236 the outer or inner subreg mode is not MODE_INT.
8237 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8238 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8240 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8242 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8243 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8244 reduc_uplus_@var{m}): Remove.
8245 * expr.c (expand_expr_real_2): Remove expansion path for
8246 reduc_[us](min|max|plus) optabs.
8247 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8248 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8249 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8250 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8251 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8252 reduc_[us](min|max|plus) optabs.
8254 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8256 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8257 (reduc_plus_scal_v2sf): New.
8258 (reduc_smax_v2sf): Rename to...
8259 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8260 (reduc_smin_v2sf): Rename to...
8261 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8263 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8265 * alias.c (compare_base_symbol_refs): New function.
8266 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8269 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8272 PR tree-optimization/69155
8273 * tree-complex.c: Include cfganal.h.
8274 (phis_to_revisit): New variable.
8275 (extract_component): Add phiarg_p argument. Assert that returned
8276 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8277 (update_phi_components): Partly rewrite to use loop over real/imag
8278 components instead of code duplication. If extract_component returns
8279 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8280 create_tmp_reg into the PHI node instead, and mention the phi triplet
8282 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8283 in phis_to_revisit at the end.
8285 2016-01-14 Richard Biener <rguenther@suse.de>
8287 PR tree-optimization/68060
8288 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8289 outer loop reduction is only used in the inner loop before
8290 detecting a double reduction.
8292 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8295 * combine.c (expand_field_assignment): Punt if compute_mode is
8296 unsupported scalar mode.
8298 2016-01-14 Richard Biener <rguenther@suse.de>
8300 PR tree-optimization/66856
8301 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8302 SLP node only if it built successfully.
8303 (vect_analyze_slp_instance): Adjust.
8305 2016-01-14 Jeff Law <law@redhat.com>
8307 PR tree-optimization/69270
8308 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8309 (record_edge_info): Use it. Convert boolean_{true,false}_node
8312 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8315 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8316 use block_ultimate_origin
8317 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8319 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8321 * doc/invoke.texi (Submodel Options): Rename section to
8322 "Machine-Dependent Options" to better reflect its content.
8323 Rewrite introductory text to remove archaic CPU names.
8326 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8328 * doc/invoke.texi (Code Gen Options): Move section up in file,
8329 before target-specific options. Update menu and option summary
8330 to reflect the new section ordering.
8332 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8334 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8335 (C++ Dialect Options): Add cross-reference to -std option.
8336 * doc/standards.texi (C++ Language): Document C++14 support.
8338 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8340 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8341 for pack/unpack functions for __ibm128.
8342 (PACK_IF): Likewise.
8343 (UNPACK_IF): Likewise.
8345 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8346 support for __ibm128 pack/unpack functions.
8347 (rs6000_invalid_builtin): Likewise.
8348 (rs6000_init_builtins): Likewise.
8349 (rs6000_opt_masks): Likewise.
8351 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8352 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8354 (RS6000_BTM_COMMON): Likewise.
8356 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8357 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8358 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8359 128-bit floating point. Add support for the double values to be
8360 in Altivec registers for TF/IF packing and unpacking, but restrict
8361 TD packing sub-fields to be FPR registers. Don't allow overlapped
8362 register support for packing. Allow pack inputs to be memory
8363 locations. Don't build generator functions for unpack<mode>_dm
8364 and unpack<mode>_nodm.
8365 (unpack<mode>_dm): Likewise.
8366 (unpack<mode>_nodm): Likewise.
8367 (pack<mode>): Likewise.
8369 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8370 built-in functions to pack/unpack explicit __ibm128 values.
8371 (__builtin_unpack_ibm128): Likewise.
8373 * doc/extend.texi (PowerPC Built-in Functions): Document
8374 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8376 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8379 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8380 Add new arg loc and pass it down as context.
8381 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8382 to the location to use for the warning.
8383 (check_function_arguments): New arg loc. All callers changed. Pass
8384 it to check_function_nonnull.
8385 * c-common.h (check_function_arguments): Adjust declaration.
8387 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8389 PR tree-optimization/69156
8390 * gimple.c (validate_type): Removed.
8391 (gimple_builtin_call_types_compatible_p): Use
8392 useless_type_conversion_p instead of validate_type.
8393 * value-prof.c (gimple_stringop_fixed_value): Fold
8394 icall_size to correct type.
8396 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8398 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8401 2016-01-13 Richard Henderson <rth@redhat.com>
8404 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8405 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8406 (ix86_builtin_tm_store): Remove.
8407 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8408 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8409 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8410 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8411 * doc/tm.texi: Rebuild.
8413 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8414 (BUILT_IN_TM_MEMCPY_RTWN): New.
8415 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8416 fallback from vector to integer helpers.
8417 (build_tm_load): Handle vector types directly, instead of
8419 (build_tm_store): Likewise.
8420 (expand_assign_tm): Prepare for register types not handled by
8421 the above. Copy them to memory and use memcpy.
8422 * tree.c (tm_define_builtin): New.
8423 (find_tm_vector_type): New.
8424 (build_tm_vector_builtins): New.
8425 (build_common_builtin_nodes): Call it.
8427 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8429 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8430 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8432 2016-01-13 Tom de Vries <tom@codesourcery.com>
8434 PR tree-optimization/69169
8435 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8436 handled_struct_type param.
8437 (create_variable_info_for, intra_create_variable_infos): Call
8438 create_variable_info_for_1 with extra arg.
8440 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8442 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8443 and "armv8.1-a+crc" entries.
8445 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8448 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8449 Change first operand predicate from register_or_constm1_operand
8450 to register_operand.
8451 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8452 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8453 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8454 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8455 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8456 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8457 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8458 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8459 comparison with constm1_rtx from vec_prefetch_gen part.
8461 2016-01-13 Richard Biener <rguenther@suse.de>
8463 PR tree-optimization/69013
8464 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8465 Exchange assert for a test.
8467 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8470 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8472 2016-01-13 Richard Biener <rguenther@suse.de>
8474 PR tree-optimization/69242
8475 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8476 assert with a check.
8478 2016-01-13 Richard Biener <rguenther@suse.de>
8480 PR tree-optimization/69186
8481 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8482 Properly guard vect_update_misalignment_for_peel call.
8484 2016-01-12 Jeff Law <law@redhat.com>
8486 PR tree-optimization/pr67755
8487 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8488 "need_profile_correction".
8489 (thread_block_1): Initialize new field to false by default. If we
8490 have multiple thread paths through a common joiner to different
8491 final targets, then set new field to true.
8492 (compute_path_counts): Only do count adjustment when it's really
8495 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8497 * doc/invoke.texi (Spec Files): Move section down in file, past
8498 all command-line option descriptions.
8500 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8503 * doc/gty.texi: Remove documentation of mark_hook.
8504 * gengtype.c (struct write_types_data): Remove code to support
8505 mark_hook attribute.
8506 (walk_type): Likewise.
8507 (write_func_for_structure): Likewise.
8509 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8511 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8512 Directory Options, and -specs= to Overall Options.
8513 (Overall Options): Adjust similarly. Reorder to group related
8514 options together. Make -specs= cross-reference the spec file details.
8515 (Directory Options): Adjust similarly.
8517 2016-01-12 Jeff Law <law@redhat.com>
8519 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8521 2016-01-12 Olivier Hainque <hainque@adacore.com>
8523 * gcc.c (spec_undefvar_allowed): New global.
8524 (process_command): Set to true when running for --version or --help,
8526 (getenv_spec_function): When the variable is not defined, use the
8527 variable name as the variable value if we're allowed not to issue
8530 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8532 PR tree-optimization/68911
8533 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8534 information computed for expression "init + nit * step".
8536 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8538 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8539 about name of GCC executable. Remove deleted node from menu.
8540 (Directory Options) <-B>: Remove cross-reference to deleted node.
8541 (Target Options): Delete section.
8543 2016-01-12 Christian Bruel <christian.bruel@st.com>
8546 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
8547 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
8549 2016-01-12 Jakub Jelinek <jakub@redhat.com>
8552 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
8553 aligned_mem is properly set for AVX512-VL floating point masked
8557 * ifcvt.c (cond_exec_process_if_block): When removing the last
8558 insn from then_bb, remove also any possible barriers that follow it.
8560 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
8564 * config/i386/iamcu.h (SIZE_TYPE): New macro.
8565 (PTRDIFF_TYPE): Likewise.
8566 (WCHAR_TYPE): Likewise.
8567 (WCHAR_TYPE_SIZE): Likewise.
8568 (STDINT_LONG32): Likewise.
8570 2016-01-12 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/69053
8573 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
8574 convert initial value for cond reductions.
8576 2016-01-12 Richard Biener <rguenther@suse.de>
8578 PR tree-optimization/69007
8579 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
8580 widen_sum after dot_prod and sad.
8582 2016-01-12 Richard Biener <rguenther@suse.de>
8584 PR tree-optimization/69168
8585 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
8586 pattern stmt SLP type.
8587 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
8588 end up unused so cope with that case.
8590 2016-01-12 Richard Biener <rguenther@suse.de>
8592 PR tree-optimization/69157
8593 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
8594 stmts def type only during analyze phase.
8595 (vectorizable_call): Likewise.
8596 (vectorizable_simd_clone_call): Likewise.
8597 (vectorizable_conversion): Likewise.
8598 (vectorizable_assignment): Likewise.
8599 (vectorizable_shift): Likewise.
8600 (vectorizable_operation): Likewise.
8601 (vectorizable_store): Likewise.
8602 (vectorizable_load): Likewise.
8604 2016-01-12 Richard Biener <rguenther@suse.de>
8606 PR tree-optimization/69174
8607 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
8609 (vectorizable_load): Properly compute the number of loads needed
8610 for permuted strided SLP loads and do not spuriously assign
8611 to SLP_TREE_VEC_STMTS.
8613 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
8615 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
8616 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
8617 (MD_EXEC_PREFIX): Remove.
8618 (MD_STARTFILE_PREFIX) Removee.
8619 (FILE_NAME_ABSOLUTE_P): Remove.
8620 (CPP_SPEC): Do not read macros from sys/version.h.
8621 (LINK_COMMAND_SPEC): Remove.
8622 (LOCAL_INCLUDE_DIR): Remove.
8623 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
8624 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
8625 (POST_LINK_SPEC): Define to invoke stubify after linker
8626 (LIBSTDCXX): Remove define
8627 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
8628 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
8629 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
8630 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
8631 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
8632 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
8633 (i386_djgpp_asm_named_section): Add propotype of new procedure
8635 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
8636 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
8637 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
8638 in config/i386/djgpp.h).
8639 (STANDARD_STARTFILE_PREFIX_2): Define identical to
8640 STANDARD_STARTFILE_PREFIX_1.
8641 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
8642 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
8643 installation errors.
8644 (MAX_OFILE_ALIGNMENT): Define to 128.
8645 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
8647 * config/i386/djgpp.c: New file. Add implementation of
8648 i386_djgpp_asm_named_section.
8650 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
8652 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
8653 Add rule for building djgpp.o.
8655 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8657 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
8658 (rtx_is_swappable_p): Reductions are swappable.
8659 (insn_is_swappable_p): V2DF reductions are swappable.
8661 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
8663 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
8664 reloads for other unsupported memory operands.
8666 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8667 Jim Wilson <jim.wilson@linaro.org>
8670 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
8671 copy_to_mode_reg instead of force_reg.
8673 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8676 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
8677 TARGET_80387 is true.
8679 2016-01-11 Jakub Jelinek <jakub@redhat.com>
8682 * lra-eliminations.c (move_plus_up): Only move plus up
8683 if subreg of the constant can be simplified into constant
8684 and use the simplified subreg of the constant instead of
8685 the original constant.
8687 * fold-const.c (fold_convertible_p): Don't return true
8688 for conversion of VECTOR_TYPE to same sized integral type.
8689 (fold_convert_loc): Fix up formatting. Fold conversion of
8690 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
8691 instead of NOP_EXPR.
8693 PR tree-optimization/69214
8694 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
8695 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
8698 PR tree-optimization/69207
8699 * tree-vect-slp.c (vect_get_constant_vectors): For
8700 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
8701 fold_convertible_p to vector_type's element type, and always
8702 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
8704 2016-01-11 Richard Biener <rguenther@suse.de>
8706 PR tree-optimization/69173
8707 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
8708 fixup the cycle if all stmts are in a pattern.
8710 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
8713 * alias.c (base_alias_check): Move check for addresses with
8714 alignment ANDs before the call for compare_base_decls.
8715 (memrefs_conflict_p): Return -1 for different decls
8716 that went through alignment adjustments.
8718 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8720 PR rtl-optimization/68796
8721 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
8722 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
8723 and QImode comparisons against zero with CC_NZmode.
8724 * config/aarch64/iterators.md (short_mask): New mode_attr.
8726 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
8728 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
8729 (<avx512>_store<mode>_mask): Likewise.
8731 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
8732 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8734 PR rtl-optimization/68841
8735 * ifcvt.c (struct noce_if_info): Add orig_x field.
8736 (bbs_ok_for_cmove_arith): Add to_rename parameter.
8737 Don't record conflicts on to_rename if it's present.
8738 Allow memory destinations in sets.
8739 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
8740 blocks, passing orig_x to the checks.
8741 (noce_process_if_block): Set if_info->orig_x appropriately.
8743 2016-01-11 Tom de Vries <tom@codesourcery.com>
8745 PR tree-optimization/69069
8746 * tree-parloops.c (create_parallel_loop): Add missing phi args.
8748 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
8750 PR rtl-optimization/68920
8751 * config/i386/i386.c (ix86_option_override_internal): Restrict number
8752 of conditional moves for RTL if-conversion to 1 for
8753 TARGET_ONE_IF_CONV_INSN.
8754 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
8755 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
8756 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
8757 parameter to restirct number of conditional moves for
8759 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
8760 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
8763 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
8766 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
8767 onepart vars. Fix typo in comment. Fix reversed condition in
8769 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
8772 * var-tracking.c (dump_onepart_variable_differences): New.
8773 (dataflow_set_different): If a detailed dump is requested,
8774 delay early returns and dump differences between onepart
8775 variables present before and after, and added variables.
8777 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8780 * expr.c (expand_expr_real_1): For boolean vector constants
8781 with a scalar mode use const_scalar_mask_from_tree.
8782 (const_scalar_mask_from_tree): New.
8783 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
8784 assigned to a mask type to handle constants.
8786 2016-01-11 Martin Jambor <mjambor@suse.cz>
8789 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
8790 useless parameters if we cannot change function signature.
8792 2016-01-11 Martin Jambor <mjambor@suse.cz>
8795 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
8798 2016-01-11 Tom de Vries <tom@codesourcery.com>
8800 PR tree-optimization/69109
8801 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
8804 2016-01-11 Tom de Vries <tom@codesourcery.com>
8806 PR tree-optimization/69108
8807 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
8808 res is not used in a phi.
8810 2016-01-11 Yury Gribov <y.gribov@samsung.com>
8813 * common.opt (frandom-seed): Fix parameter name.
8814 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
8816 2016-01-11 Tom de Vries <tom@codesourcery.com>
8818 PR tree-optimization/69058
8819 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
8822 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
8824 * config/arc/arc.opt (mdiv-rem): Add period to the end.
8825 (mcode-density): Likewise.
8827 2016-01-10 Tom de Vries <tom@codesourcery.com>
8829 PR tree-optimization/69062
8830 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
8831 (parallelize_loops): Don't paralelize loop that has phi with address
8834 2016-01-10 Tom de Vries <tom@codesourcery.com>
8836 PR tree-optimization/69039
8837 * tree-parloops.c (try_create_reduction_list): Only allow single exit
8840 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
8843 * match.pd: Require target has function_c99_misc before doing
8844 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
8846 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
8848 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
8850 * configure: Regenerate.
8852 2016-01-09 Jakub Jelinek <jakub@redhat.com>
8855 PR tree-optimization/69097
8856 * fold-const.h (expr_not_equal_to): New prototype.
8857 * fold-const.c: Include stringpool.h and tree-ssanames.h.
8858 (expr_not_equal_to): New function.
8859 * match.pd (X % -Y is the same as X % Y): Don't optimize
8860 unless X is known not to be equal to minimum or Y is known
8861 not to be equal to -1.
8862 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
8863 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
8864 (simplify_stmt_using_ranges): Adjust caller.
8865 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
8866 substitute_and_fold.
8868 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
8870 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
8873 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8875 PR tree-optimization/69167
8876 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
8877 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
8879 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
8881 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8882 Richard Biener <rguenther@suse.de>
8884 PR tree-optimization/68707
8885 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
8886 instances that can be handled via vect_load_lanes.
8888 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
8890 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
8891 if we can't determine address equivalence.
8892 * alias.c (compare_base_decl): Update for changed return value of
8893 symtab_node::equal_address_to.
8895 2016-01-08 Jason Merrill <jason@redhat.com>
8899 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
8900 * expr.c (store_field): Not here.
8901 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
8902 call with TREE_ADDRESSABLE type.
8903 * tree-cfg.c (verify_gimple_call): Adjust.
8905 2016-01-08 Olivier Hainque <hainque@adacore.com>
8907 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
8910 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
8912 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
8913 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
8914 (reduc_smin_v2sf): Rename to...
8915 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
8916 (reduc_splus_v2sf): Rename to...
8917 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
8919 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8921 PR tree-optimization/69162
8922 * gimplify.c (gimplify_va_arg_expr): Encode original type of
8923 valist argument in another argument.
8924 (gimplify_modify_expr): Adjust for the above change. Cleanup.
8925 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
8926 to determine the va_list type, build a MEM_REF instead of
8927 build_fold_indirect_ref.
8929 PR tree-optimization/69172
8930 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
8933 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
8935 PR tree-optimization/67781
8936 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
8937 and cmpnop in two steps: first the ones not accessed in original
8938 gimple expression in a endian independent way and then the ones not
8939 accessed in the final result in an endian-specific way.
8941 2016-01-08 Jakub Jelinek <jakub@redhat.com>
8943 PR tree-optimization/69083
8944 * tree-vect-slp.c (vect_get_constant_vectors): For
8945 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
8946 element type. If op is fold_convertible_p to vector_type's element
8947 type, use NOP_EXPR instead of VCE.
8949 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
8951 PR rtl-optimization/67778
8952 PR rtl-optimization/68634
8953 PR rtl-optimization/68909
8954 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
8955 block from the stack until done with it. Remove a superfluous
8956 bitmap set. Remove a superfluous bitmap test.
8958 2016-01-07 Martin Sebor <msebor@redhat.com>
8961 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
8962 constraint on the type of arguments.
8964 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
8966 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
8967 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
8968 unaligned_access on the gcc_options set.
8969 * config/arm/arm.c (arm_option_override_internal): Use
8970 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
8972 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8975 * config/i386/i386.c (ix86_frame_pointer_required): Enable
8976 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
8978 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
8981 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
8984 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
8985 depending on frame_pointer_needed before remaining integer and SSE
8986 registers are saved.
8988 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
8991 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
8993 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
8996 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
8997 Use the "xBm" constraint.
8998 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9000 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9001 (sse_cvtsi2ssq<round_name>): Likewise.
9002 (sse_cvtss2si<round_name>): Likewise.
9003 (sse_cvtss2siq<round_name>): Likewise.
9004 (sse2_cvtsi2sdq<round_name>): Likewise.
9005 (sse2_cvtsd2si<round_name>): Likewise.
9006 (sse2_cvtsd2siq<round_name>): Likewise.
9007 * config/i386/subst.md (round_nimm_scalar_predicate): New
9010 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9013 * varasm.c (make_decl_rtl): Mark invalid register vars as
9016 PR rtl-optimization/66206
9017 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9018 All callers changed.
9020 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9022 PR tree-optimization/69141
9023 * tree-ssa-pre.c: Include langhooks.h.
9024 (eliminate_dom_walker::before_dom_children): Use
9025 lang_hooks.decl_printable_name instead of
9026 cgraph_node::get ()->name ().
9029 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9030 it and DECL_ALIGN too.
9032 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9034 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9036 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9040 depending on frame_pointer_needed before remaining integer and SSE
9041 registers are saved.
9043 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9045 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9046 mode iterator with VSX_M2.
9047 (*p9_vecstore_<mode>): Likewise.
9048 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9049 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9050 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9051 (define_split for VSX_LE128 stores): Likewise.
9052 (define_peephole2 for TImode LE swaps): Likewise.
9053 (define_split for VSX_LE128 post-reload stores): Likewise.
9055 2016-01-06 Marek Polacek <polacek@redhat.com>
9058 * convert.c (convert_to_integer_1): Adjust call to
9059 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9060 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9061 EXPR instead of ARG.
9062 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9064 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9067 * doc/extend.texi (RL78 Variable Attributes): New section.
9069 2016-01-05 Marek Polacek <polacek@redhat.com>
9072 * builtins.c (get_memmodel): Use expansion point location rather than
9073 the input location. Call warning_at rather than warning.
9074 (expand_builtin_atomic_compare_exchange): Likewise.
9075 (expand_builtin_atomic_load): Likewise.
9076 (expand_builtin_atomic_store): Likewise.
9077 (expand_builtin_atomic_clear): Likewise.
9079 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9082 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9083 Replace nonimmediate_operand with vector_operand.
9084 * config/i386/predicates.md (vector_operand): New predicate.
9085 (general_vector_operand): Replace nonimmediate_operand with
9087 * config/i386/sse.md: Replace nonimmediate_operand with
9088 vector_operand and m constraint with Bm constraint on SSE
9089 patterns with 16-byte memory operand.
9090 * config/i386/subst.md (round_nimm_predicate): Replace
9091 nonimmediate_operand with vector_operand.
9092 (round_saeonly_nimm_predicate): Likewise.
9093 (round_saeonly_nimm_scalar_predicate): New.
9095 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9098 * config/i386/constraints.md (Bm): New constraint.
9099 * config/i386/predicates.md (vector_memory_operand): New
9101 * config/i386/sse.md: Replace xm with xBm in plusminus and
9104 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9107 * doc/extend.texi (V850 Function Attributes): New section.
9108 (V850 Variable Attributes): New section.
9110 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9113 * doc/extend.texi (MicroBlaze Function Attributes): Document
9114 interrupt_handler and fast_interrupt attributes.
9116 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9119 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9120 for local symbolic operands.
9121 * config/ia64/predicates.md (local_symbolic_operand64): New
9124 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9126 PR rtl-optimization/68651
9127 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9130 2016-01-05 Nathan Sidwell <nathan@acm.org>
9132 * alias.c (compare_base_decls): Use symtab_node::get.
9134 2016-01-05 Nick Clifton <nickc@redhat.com>
9137 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9138 secondary_reload_info structure.
9141 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9142 decls if weak support is available.
9144 2016-01-04 Martin Sebor <msebor@redhat.com>
9146 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9148 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9150 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9151 OPTION_MASK_P9_DFORM.
9153 * config/rs6000/constraints.md (wo constraint): New constraint for
9156 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9158 (rs6000_init_hard_regno_mode_ok): Likewise.
9160 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9163 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9164 expanders not to have constraints. Add support for ISA 3.0 xxperm
9165 instruction. Add support for fusing xxlor with xxperm.
9166 (altivec_vperm_<mode>_internal): Likewise.
9167 (altivec_vperm_v8hiv16qi): Likewise.
9168 (altivec_vperm_<mode>v16q): Likewise.
9169 (altivec_vperm_<mode>_uns): Likewise.
9170 (vperm_v8hiv4si): Likewise.
9171 (vperm_v16qiv8hi): Likewise.
9173 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9175 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9177 Update copyright years.
9179 * gcc.c (process_command): Update copyright notice dates.
9180 * gcov-dump.c (print_version): Ditto.
9181 * gcov.c (print_version): Ditto.
9182 * gcov-tool.c (print_version): Ditto.
9183 * gengtype.c (create_file): Ditto.
9184 * doc/cpp.texi: Bump @copying's copyright year.
9185 * doc/cppinternals.texi: Ditto.
9186 * doc/gcc.texi: Ditto.
9187 * doc/gccint.texi: Ditto.
9188 * doc/gcov.texi: Ditto.
9189 * doc/install.texi: Ditto.
9190 * doc/invoke.texi: Ditto.
9192 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9194 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9195 modes larger than TImode as TImode if NEON is not enabled.
9197 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9200 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9201 mode for %f0-%f31 only if TARGET_FPU.
9203 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9206 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9207 to compute the PACKED_P predicate.
9208 (function_arg_record_value): Minor tweaks.
9210 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9212 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9213 option for arm*-*-* targets.
9215 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9217 * doc/extend.texi (Common Function Attributes): Move docs for
9218 MSP430-specific attributes to....
9219 (MSP430 Function Attributes): ...here. Delete the redundant
9220 entries and copy-edit the remaining text.
9221 (MSP430 Variable Attributes): Use uniform format for index
9222 entries and add a cross-reference to the corresponding function
9225 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9227 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9229 (x86 Options): Likewise.
9231 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9235 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9236 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9237 to corresponding attribute.
9239 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9241 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9242 to correct alphabetization of table. Copy-edit and correct
9244 <stack_protect>: Likewise.
9245 <target_clones>: Likewise.
9247 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9248 Correct punctuation.
9249 (Code Gen Options) <-fno-plt>: Copy-edit.
9251 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9254 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9255 SI values. Explicitly convert SI to DI and vice-versa.
9257 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9259 PR tree-optimization/69070
9260 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9261 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9264 * ubsan.c (ubsan_instrument_float_cast): Call
9265 initialize_sanitizer_builtins.
9268 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9270 Copyright (C) 2016 Free Software Foundation, Inc.
9272 Copying and distribution of this file, with or without modification,
9273 are permitted in any medium without royalty provided the copyright
9274 notice and this notice are preserved.