1 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/71621
4 * lra-constraints.c (process_alt_operands): Check combination of
7 2016-06-25 Jason Merrill <jason@redhat.com>
8 Richard Biener <rguenther@suse.de>
10 P0145: Refining Expression Order for C++.
11 * gimplify.c (initial_rhs_predicate_for): New.
12 (gimplfy_modify_expr): Gimplify RHS before LHS.
14 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18 Allow standard error handling to take over when a wrong number
19 of arguments is presented to __builtin_vec_ld () or
22 2016-07-08 Jiong Wang <jiong.wang@arm.com>
24 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
29 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
30 __builtin_aarch64_fmaxv2sf.
31 (vmaxnmq_f32): Likewise.
32 (vmaxnmq_f64): Likewise.
33 (vminnm_f32): Likewise.
34 (vminnmq_f32): Likewise.
35 (vminnmq_f64): Likewise.
37 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
40 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
41 enable -mfloat128-hardware by default.
42 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
43 that IEEE 128-bit hardware support needs.
44 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
45 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
46 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
47 floating point requires.
48 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
49 -mfloat128 and -mfloat128-hardware changes.
51 2016-07-08 Alan Hayward <alan.hayward@arm.com>
53 PR tree-optimization/71667
54 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
56 2016-07-08 Martin Liska <mliska@suse.cz>
59 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
60 folding produces SAVE_EXPRs, thus return false for the type.
62 2016-07-07 Martin Liska <mliska@suse.cz>
64 * file-find.c (remove_prefix): New function.
65 * file-find.h (remove_prefix): Declare the function.
66 * gcc-ar.c (main): Skip a folder of the wrapper if
67 a wrapped binary would point to the same file.
69 2016-07-07 Jan Hubicka <jh@suse.cz>
71 * tree-scalar-evolution.c (iv_can_overflow_p): export.
72 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
73 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
75 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
78 * ipa-inline-analysis.c (compute_inline_parameters): Set
79 local.can_change_signature to false for intrumentation
82 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
84 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
85 with TARGET_HAVE_MOVT.
86 (TARGET_HAVE_MOVT): Define.
87 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
88 availability with TARGET_HAVE_MOVT.
89 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
91 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
93 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
94 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
95 * config/arm/constraints.md (define_constraint "j"): Use
96 TARGET_HAVE_MOVT to check MOVT availability.
98 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
100 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
102 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
104 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
105 (armv8-m.main): Likewise.
106 (armv8-m.main+dsp): Likewise.
107 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
108 (FL_FOR_ARCH8M_MAIN): Likewise.
109 * config/arm/arm-tables.opt: Regenerate.
110 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
111 armv8-m.main+dsp to BE8_LINK_SPEC.
112 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
113 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
114 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
115 Baseline and Mainline.
116 (arm_option_override_internal): Also disable arm_restrict_it when
117 !arm_arch_notm. Update comment for -munaligned-access to also cover
119 (arm_file_start): Increase buffer size for printing architecture name.
120 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
121 and armv8-m.main+dsp.
122 (mno-unaligned-access): Clarify that this is disabled by default for
123 ARMv8-M Baseline architectures as well.
125 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
127 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
128 decide whether to prevent some libgcc routines being included for some
129 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
130 link between this condition and the one in
131 libgcc/config/arm/lib1func.S.
133 2016-07-07 Richard Biener <rguenther@suse.de>
135 * tree-ssa-pre.c: Include alias.h.
136 (compute_avail): If we have multiple VN_REFERENCEs with the
137 same hashtable entry adjust that to make it a valid replacement
138 for all of them with respect to alignment and aliasing
139 when doing insertion.
140 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
141 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
143 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
147 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
148 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
151 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
153 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
154 (adjust_mems): Adjust.
155 (adjust_insn): Likewise.
156 (prepare_call_arguments): Likewise.
158 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
160 * gcse.c (struct ls_expr): Make stores field a vector.
161 (ldst_entry): Adjust.
162 (free_ldst_entry): Likewise.
163 (print_ldst_list): Likewise.
164 (compute_ld_motion_mems): Likewise.
165 (update_ld_motion_stores): Likewise.
167 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
169 * gcse.c (struct ls_expr): Remove loads field.
170 (ldst_entry): Adjust.
171 (free_ldst_entry): Likewise.
172 (print_ldst_list): Likewise.
173 (compute_ld_motion_mems): Likewise.
175 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
177 * store-motion.c (struct st_expr): Make antic_stores a vector.
178 (st_expr_entry): Adjust.
179 (free_st_expr_entry): Likewise.
180 (print_store_motion_mems): Likewise.
181 (find_moveable_store): Likewise.
182 (compute_store_table): Likewise.
183 (remove_reachable_equiv_notes): Likewise.
184 (replace_store_insn): Likewise.
185 (build_store_vectors): Likewise.
187 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
189 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
190 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
192 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
194 PR tree-optimization/71518
195 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
196 misalign also for outer loops with negative step.
198 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
200 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
201 (cortex_a53_shift): Add mov_shift.
202 (cortex_a53_shift_reg): Add new reservation for register shifts.
203 (cortex_a53_alu): Remove bfm.
204 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
205 (cortex_a53_alu_extr): Add new reservation for EXTR.
206 (bypasses): Improve bypass modelling.
208 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
211 * config/avr/avr.c (avr_asm_select_section): Strip off
212 SECTION_DECLARED from flags when calling get_section.
214 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
216 * tree-vectorizer.h (vect_memory_access_type): Add
217 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
218 * tree-vect-stmts.c (compare_step_with_zero): New function.
219 (perm_mask_for_reverse): Move further up file.
220 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
222 (get_negative_load_store_type): New function.
223 (get_load_store_type): Call it. Add an ncopies argument.
224 (vectorizable_mask_load_store): Update call accordingly and
225 remove tests for negative steps.
226 (vectorizable_store, vectorizable_load): Likewise. Handle new
229 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
231 * tree-vectorizer.h (vect_memory_access_type): New enum.
232 (_stmt_vec_info): Add a memory_access_type field.
233 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
234 (vect_model_store_cost): Take an access type instead of a boolean.
235 (vect_model_load_cost): Likewise.
236 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
237 vect_model_store_cost and vect_model_load_cost.
238 * tree-vect-stmts.c (vec_load_store_type): New enum.
239 (vect_model_store_cost): Take an access type instead of a
240 store_lanes_p boolean. Simplify tests.
241 (vect_model_load_cost): Likewise, but for load_lanes_p.
242 (get_group_load_store_type, get_load_store_type): New functions.
243 (vectorizable_store): Use get_load_store_type. Record the access
244 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
245 (vectorizable_load): Likewise.
246 (vectorizable_mask_load_store): Likewise. Replace is_store
247 variable with vls_type.
249 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
251 * tree-vectorizer.h (vect_grouped_load_supported): Add a
252 single_element_p parameter.
253 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
254 Check the PR65518 case here rather than in vectorizable_load.
255 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
256 * tree-vect-stmts.c (vectorizable_load): Likewise.
258 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
260 * tree-vectorizer.h (gather_scatter_info): New structure.
261 (vect_check_gather_scatter): Return a bool rather than a decl.
262 Replace return-by-pointer arguments with a single
263 gather_scatter_info *.
264 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
265 (vect_analyze_data_refs): Update call accordingly.
266 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
267 (vectorizable_mask_load_store): Likewise. Also record the
268 offset dt and vectype in the gather_scatter_info.
269 (vectorizable_store): Likewise.
270 (vectorizable_load): Likewise.
272 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
274 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
275 strided groups, use the cost of N scalar accesses instead
276 of ncopies vector accesses.
277 (vect_model_load_cost): Likewise.
279 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
281 * tree-vect-stmts.c (vect_cost_group_size): Delete.
282 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
283 variable to indicate when once-per-group costs are being used.
284 (vect_model_load_cost): Likewise. Fix comment and misindented code.
286 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
288 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
289 peeling-for-gaps condition.
291 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
293 * config/s390/s390.c (s390_expand_vec_init): Force initializer
294 element to register if it doesn't match general_operand.
296 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
297 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
299 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
301 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
302 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
303 (SIGNBIT): New mode iterator.
304 (Fsignbit): New mode attribute.
305 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
306 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
307 when direct moves are available.
308 (signbit<mode>2_dm): New define_insn_and_split).
309 (signbit<mode>2_dm2): New define_insn.
311 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
313 PR rtl-optimization/71594
314 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
315 into subregs of appropriate mode before trying to emit a conditional
318 2016-07-05 Jan Hubicka <jh@suse.cz>
320 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
323 2016-07-05 Jan Hubicka <jh@suse.cz>
325 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
327 2016-07-05 Jiong Wang <jiong.wang@arm.com>
329 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
332 2016-07-05 Jan Hubicka <jh@suse.cz>
334 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
337 2016-07-05 Richard Biener <rguenther@suse.de>
339 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
340 Handle empty else block.
341 (is_feasible_trace): Likewise.
342 (split_paths): Likewise.
344 2016-07-05 Richard Biener <rguenther@suse.de>
346 * tree-loop-distribution.c (distribute_loop): Fix issue with
349 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
351 * config/arm/neon-testgen.ml: Delete.
352 * config/arm/neon.ml: Delete.
354 2016-07-04 Jakub Jelinek <jakub@redhat.com>
357 * tree.c (attribute_value_equal): Use get_attribute_name instead of
358 directly using TREE_PURPOSE.
360 2016-07-04 Jiong Wang <jiong.wang@arm.com>
362 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
363 * config/aarch64/aarch64_neon.h: Likewise.
364 * config/aarch64/arm_neon.h: Likewise.
365 * config/aarch64/atomics.md: Likewise.
366 * config/aarch64/aarch64-simd-builtins.def: Likewise.
367 * doc/invoke.texi: Likewise.
369 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
371 * config/s390/s390.md: Add "z13" cpu_facility.
372 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
373 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
374 condition" type instructions.
376 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
377 Jeff Law <law@redhat.com>
379 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
380 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
382 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
384 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
385 permutation for TARGET_AVX512F.
386 (ix86_expand_vec_one_operand_perm_avx512): New function.
387 (expand_vec_perm_1): Invoke introduced function.
388 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
389 it may be not valid after vectorization.
391 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
394 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
395 typo in comment. Only force to memory if it is a weak
398 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
399 Jiong Wang <jiong.wang@arm.com>
401 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
402 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
403 (AARCH64_FL_F16): New.
404 (AARCH64_FL_FOR_ARCH8_2): New.
405 (AARCH64_ISA_8_2): New.
406 (AARCH64_ISA_F16): New.
407 (TARGET_FP_F16INST): New.
408 (TARGET_SIMD_F16INST): New.
409 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
410 ("fp"): Disabling "fp" also disables "fp16".
411 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
412 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
413 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
415 2016-07-04 Jan Beulich <jbeulich@suse.com>
417 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
419 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
422 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
423 the insns, use an insn form that does not adjust the offset on
424 little endian systems.
426 2016-07-01 Jan Beulich <jbeulich@suse.com>
428 * varasm.c (get_variable_section): Validate initializer in
429 named .bss-like sections.
431 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
433 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
434 Exchange the order of the second and third operands in the vpermr
435 instruction tmeplate.
437 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
440 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
443 2016-07-01 Alan Modra <amodra@gmail.com>
445 PR rtl-optimization/71709
446 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
447 being set, not referenced.
449 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
451 PR tree-optimization/70729
452 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
453 of loop since it can be not valid after transformation.
455 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
457 * config/arm/arm.c (thumb_reload_in_hi): Delete.
458 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
460 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
462 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
465 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
468 * config/rs6000/constraints.md (wY constraint): New constraint to
469 match the requirements for the LXSD and STXSD instructions.
470 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
471 predicate to match the requirements for the LXSD and STXSD
473 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
474 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
475 to make sure that the bottom 2 bits of offset are 0, the address
476 form is offsettable, and no updating is done in the address mode.
477 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
478 (movdi_internal32): Likewise
479 (movdi_internal64): Likewise.
481 2016-06-30 Jakub Jelinek <jakub@redhat.com>
483 PR tree-optimization/71707
484 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
485 strinfo even for ADDR_EXPR ptr.
487 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
489 * config/rs6000/altivec.md (darn_32): Change the condition to
490 TARGET_P9_MISC instead of TARGET_MODULO.
491 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
492 condition expression.
493 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
494 condition expression.
495 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
496 (DFP_TEST): New code iterator.
497 (dfptstsfi_<code>_mode>): New define_expand.
498 (*dfp_sgnfcnc_<mode>): New define_insn.
499 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
500 definition next to BU_P9_MISC_1 definition and change the MASK
501 value to RS6000_BTM_P9_MISC.
502 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
503 (BU_P9_64BIT_MISC_0): Likewise.
504 (BU_P9_DFP_MISC_0): New macro definition.
505 (BU_P9_DFP_MISC_1): New macro definition.
506 (BU_P9_DFP_MISC_2): New macro definition.
507 (BU_P9_DFP_OVERLOAD_1): New macro definition.
508 (BU_P9_DFP_OVERLOAD_2): New macro definition.
509 (BU_P9_DFP_OVERLOAD_3): New macro definition.
510 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
511 (TSTSFI_LT_TD): Likewise.
512 (TSTSFI_EQ_DD): Likewise.
513 (TSTSFI_EQ_TD): Likewise.
514 (TSTSFI_GT_DD): Likewise.
515 (TSTSFI_GT_TD): Likewise.
516 (TSTSFI_OV_DD): Likewise.
517 (TSTSFI_OV_TD): Likewise.
518 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
519 (TSTSFI_LT_DD): Likewise.
520 (TSTSFI_LT_TD): Likewise.
521 (TSTSFI_EQ): Likewise.
522 (TSTSFI_EQ_DD): Likewise.
523 (TSTSFI_EQ_TD): Likewise.
524 (TSTSFI_GT): Likewise.
525 (TSTSFI_GT_DD): Likewise.
526 (TSTSFI_GT_TD): Likewise.
527 (TSTSFI_OV): Likewise.
528 (TSTSFI_OV_DD): Likewise.
529 (TSTSFI_OV_TD): Likewise.
530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
531 overloaded test significance functions.
532 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
533 OPTION_MASK_P9_MISC into the representation of this mask.
534 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
536 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
537 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
539 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
540 argument is a 6-bit unsigned literal value if the icode argument
541 represents a DFP test significance built-in call.
542 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
543 flag used independently and in combination with the
544 RS6000_BTM_64BIT flag.
545 (rs6000_opt_masks): Add entry for power9-misc command-line option.
546 (rs6000_builtin_mask_names): Add entry for power9-misc
548 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
549 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
550 RS6000_BTM_P9_MISC macros.
551 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
552 option and change the description of the -mpower9-vector option to
553 enable only vector instructions, removing its erroneously claimed
554 support for scalar instructions.
555 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
556 the ISA 3.0 digital floating point test significance built-in
559 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
561 * config/aarch64/aarch64.c (cortexa35_tunings):
562 Enable AES fusion. Use cortexa57_branch_cost.
563 (cortexa53_tunings): Use cortexa57_branch_cost.
564 (cortexa72_tunings): Use cortexa57_branch_cost.
565 Use AUTOPREFETCHER_WEAK.
566 (cortexa73_tunings): Use cortexa57_branch_cost.
568 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
569 James Greenhalgh <james.greenhalgh@arm.com>
571 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
572 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
573 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
574 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
575 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
576 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
577 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
578 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
579 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
580 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
581 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
582 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
583 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
586 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
587 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
589 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
591 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
593 2016-06-30 David Malcolm <dmalcolm@redhat.com>
596 * gcc.c (driver::build_option_suggestions): Pass "option" to
597 add_misspelling_candidates.
598 * opts-common.c (add_misspelling_candidates): Add "option" param;
599 use it to avoid adding negated forms for options marked with
601 * opts.h (add_misspelling_candidates): Add "option" param.
603 2016-06-30 Jakub Jelinek <jakub@redhat.com>
606 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
607 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
608 first when permuting bitwise operation with rotate. Cast
609 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
611 2016-06-29 David Malcolm <dmalcolm@redhat.com>
613 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
614 for misspelled param names.
615 * params.c: Include spellcheck.h.
616 (find_param_fuzzy): New function.
617 * params.h (find_param_fuzzy): New prototype.
618 * spellcheck.c (struct edit_distance_traits<const char *>): Move
620 * spellcheck.h (struct edit_distance_traits<const char *>):
623 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
625 * config/rs6000/predicates.md (const_0_to_7_operand): New
626 predicate, recognize 0..7.
627 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
628 support for doing extracts from V16QImode, V8HImode, V4SImode
630 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
631 vector extract support.
632 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
633 for ISA 3.0 vector extract.
634 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
635 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
636 extracts of a constant element number from small integer vectors
637 on 64-bit ISA 3.0 systems.
638 (vsx_extract_<mode>_di): Likewise.
639 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
640 say when we can do ISA 3.0 vector extracts.
641 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
642 registers, using the stxsiwx instruction.
644 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
646 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
647 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
648 qdf24xx_regmove_cost, qdf24xx_tunings): New.
649 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
650 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
651 * config/arm/arm.c (arm_qdf24xx_tune): New.
653 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
655 * config/aarch64/aarch64.c (cortexa53_tunings):
656 Increase loop alignment to 8. Set function alignment to 16.
657 (cortexa35_tunings): Likewise.
658 (cortexa57_tunings): Increase loop alignment to 8.
659 (cortexa72_tunings): Likewise.
660 (cortexa73_tunings): Likewise.
662 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
664 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
665 for arm_fp16_ok and arm_fp16_hw.
666 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
667 arm_fp16_alternative.
669 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
671 PR tree-optimization/71655
672 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
673 types when swapping operands.
675 2016-06-29 Martin Liska <mliska@suse.cz>
678 * common.opt (flag_stack_protect): Mark the flag as optimization
680 * ipa-inline-transform.c (inline_call): Remove unnecessary call
681 of build_optimization_node.
683 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
685 PR tree-optimization/70729
686 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
687 independent in loops having positive safelen value.
688 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
689 it may be not valid after vectorization.
691 2016-06-29 Jakub Jelinek <jakub@redhat.com>
693 PR tree-optimization/71625
694 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
695 is sorted by ascending list->offset. If PTR is non-NULL and there is
696 previous strinfo, call get_stridx_plus_constant.
697 (get_stridx): Pass exp as second argument to get_addr_stridx.
698 (addr_stridxptr): Add missing list = list->next, so that there can be
699 more than one entries in the list. Bump limit from 16 to 32. Ensure
700 the list is sorted by ascending list->offset.
701 (get_stridx_plus_constant): Adjust so that it can be also called with
702 ADDR_EXPR instead of SSA_NAME as PTR.
703 (handle_char_store): Pass NULL_TREE as second argument to
706 2016-06-29 Richard Biener <rguenther@suse.de>
708 PR rtl-optimization/68961
709 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
711 2016-06-29 Richard Biener <rguenther@suse.de>
714 * alias.c (component_uses_parent_alias_set_from): Handle
715 type punning through union accesses by using the union alias set.
716 * gimple.c (gimple_get_alias_set): Remove union type punning case.
718 2016-07-29 Richard Biener <rguenther@suse.de>
720 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
721 precision not matching mode precision.
723 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
725 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
726 pa_output_arg_descriptor.
727 (call_val_symref_64bit_post_reload): Likewise.
728 (call_val_powf_64bit_post_reload): Likewise.
729 (sibcall_internal_symref_64bit): Likewise.
730 (sibcall_value_internal_symref_64bit): Likewise.
732 2016-06-28 Jakub Jelinek <jakub@redhat.com>
735 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
736 a constant, force its SUBREG_REG into memory or register instead
739 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
742 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
743 * doc/invoke.texi (AVR Options): Document it.
745 2016-06-28 Walter Lee <walt@tilera.com>
747 * config/tilegx/linux.h: Do not include arch/icache.h
748 (CLEAR_INSN_CACHE): Provide inlined definition directly.
749 * config/tilepro/linux.h: Do not include arch/icache.h
750 (CLEAR_INSN_CACHE): Provide inlined definition directly.
752 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
754 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
755 for big-endian BIT_FIELD_REF.
757 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
759 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
760 ('size' attribute): Add '128'.
762 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
763 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
764 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
765 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
766 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
767 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
768 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
769 *trunc<mode>df2_odd): Set size attribute to '128'.
770 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
771 * config/rs6000/power6.md (power6-fp): Include dfp type.
772 * config/rs6000/power7.md (power7-fp): Likewise.
773 * config/rs6000/power8.md (power8-fp): Likewise.
774 * config/rs6000/power9.md: New file.
775 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
776 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
777 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
779 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
780 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
781 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
782 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
783 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
784 dfp_dscri_<mode>): Change type attribute to dfp.
785 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
786 attribute to vecsimple.
787 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
788 and prefetch streams.
789 (rs6000_option_override_internal): Remove temporary code setting
790 tuning to power8. Don't set rs6000_sched_groups for power9.
791 (last_scheduled_insn): Change to rtx_insn *.
792 (divide_cnt, vec_load_pendulum): New variables.
793 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
794 (rs6000_issue_rate): Set issue rate for Power9.
795 (is_power9_pairable_vec_type): New.
796 (power9_sched_reorder2): New.
797 (rs6000_sched_reorder2): Call new function for Power9 specific
799 (insn_must_be_first_in_group): Remove Power9.
800 (insn_must_be_last_in_group): Likewise.
801 (force_new_group): Likewise.
802 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
803 Initialize divide_cnt/vec_load_pendulum.
804 (_rs6000_sched_context, rs6000_init_sched_context,
805 rs6000_set_sched_context): Handle context save/restore of new
808 2016-06-28 Richard Biener <rguenther@suse.de>
810 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
811 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
812 COMPONENT_REF operand.
813 (nonoverlapping_component_refs_p): Likewise.
814 * stor-layout.c (start_bitfield_representative): Mark
815 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
817 2016-06-28 Jakub Jelinek <jakub@redhat.com>
819 * Makefile.in: Don't cat ../stage_current if it does not exist.
821 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
822 last argument is a bit-field.
824 PR rtl-optimization/71673
825 * internal-fn.c (expand_arith_overflow_result_store): Use
826 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
830 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
831 expand_ifn_atomic_compare_exchange): New functions.
832 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
833 * tree.h (build_call_expr_internal_loc): Rename to ...
834 (build_call_expr_internal_loc_array): ... this. Fix up type of
836 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
837 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
838 ATOMIC_COMPARE_EXCHANGE result.
839 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
840 * gimple-fold.h (optimize_atomic_compare_exchange_p,
841 fold_builtin_atomic_compare_exchange): New prototypes.
842 * gimple-fold.c (optimize_atomic_compare_exchange_p,
843 fold_builtin_atomic_compare_exchange): New functions..
844 * tree-ssa.c (execute_update_addresses_taken): If
845 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
846 of call when finding addressable vars, and if such var becomes
847 non-addressable, call fold_builtin_atomic_compare_exchange.
849 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
852 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
853 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
855 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
857 * config/rs6000/rs6000.md ('type' attribute): Add
858 veclogical,veccmpfx,vecexts,vecmove insn types.
859 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
860 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
861 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
862 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
863 *nabs<mode>2_hw): Change type to vecmove.
864 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
865 *boolcc<mode>3_internal, *eqv<mode>3_internal,
866 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
867 *ieee_128bit_vsx_abs<mode>2_internal,
868 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
869 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
870 *ieee128_mtvsrd_32bit): Change type to veclogical.
871 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
872 *movdi_internal32, *movdi_internal64): Update insn types.
873 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
874 vsx_extract_<mode>): Change type to veclogical.
875 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
876 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
877 *vsx_sign_extend_si_v2di): Change type to vecexts.
878 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
880 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
881 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
882 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
883 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
884 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
885 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
886 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
887 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
888 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
889 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
890 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
891 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
892 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
893 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
894 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
895 (ppc7450-vecsimple): Add veclogical, vecmove.
896 (ppc7450-veccmp): Add veccmpfx.
897 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
899 (ppc8540_vector_compare): Add veccmpfx.
900 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
901 * config/rs6000/cell.md (cell-fp): Add fpsimple.
902 (cell-vecsimple): Add veclogical, vecmove.
903 (cell-veccmp): Add veccmpfx.
904 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
905 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
907 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
908 * config/rs6000/power4.md (power4-fp): Add fpsimple.
909 (power4-vecsimple): Add veclogical, vecmove.
910 (power4-veccmp): Add veccmpfx.
911 * config/rs6000/power5.md (power5-fp): Add fpsimple.
912 * config/rs6000/power6.md (power6-fp): Add fpsimple.
913 (power6-vecsimple): Add veclogical, vecmove.
914 (power6-veccmp): Add veccmpfx.
915 * config/rs6000/power7.md (power7-fp): Add fpsimple.
916 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
917 * config/rs6000/power8.md (power8-fp): Add fpsimple.
918 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
919 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
920 * config/rs6000/titan.md (titan_fp): Add fpsimple.
921 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
923 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
925 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
928 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
929 OPTION_MASK_P9_DFORM_VECTOR.
930 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
931 disable -mpower9-dform-vector when using reload.
932 (quad_address_p): Remove 'gpr_p' argument and all associated code.
933 New 'strict' argument. Update all callers. Add strict addressing
935 (rs6000_legitimate_offset_address_p): Remove call to
936 virtual_stack_registers_memory_p.
937 (rs6000_legitimize_reload_address): Add quad address support.
938 (rs6000_legitimate_address_p): Move call to quad_address_p above
939 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
940 to account for new strict usage.
941 (rs6000_output_move_128bit): Adjust quad_address_p args to account
942 for new strict usage.
943 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
945 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
952 * config/i386/i386.c (ix86_spill_class): Disable condition to
953 always return NO_REGS.
955 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
957 * predict.c: Include gimple-pretty-print.h
958 (predicted_by_loop_heuristics_p): Check also
959 PRED_LOOP_EXIT_WITH_RECURSION
960 (predict_loops): Find self recursive calls and use special purpose
961 predictors for them; dump log about decisions.
962 (pass_profile::execute): Dump info about #of iterations.
963 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
964 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
966 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
968 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
969 output_asm_insn calls and shorten long lines. Output .CALL
970 argument descriptor using pa_output_arg_descriptor. Add various
971 inline $$dyncall and other optimizations.
972 (pa_attr_length_indirect_call): Adjust ordering and lengths.
974 2016-06-25 Jakub Jelinek <jakub@redhat.com>
976 PR tree-optimization/71643
977 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
980 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
981 leak a bitmap if dep_bb is NULL.
983 PR tree-optimization/71631
984 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
985 to rewrite_expr_tree even if negate_result, move new_lhs var
986 declaration and initialization earlier, for powi_result set afterwards
987 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
988 if new_lhs != lhs, and don't shadow gsi var.
990 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
992 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
993 Add in_loop parameter.
994 (predict_loops): Add loop guard heuristics.
995 * predict.def (PRED_LOOP_GUARD): New heuristics.
997 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
999 * predict.c: Include ipa-utils.h
1000 (tree_bb_level_prediction): Predict recursive calls.
1001 (tree_estimate_probability_bb): Skip inexpensive calls for call
1003 * predict.def (PRED_RECURSIVE_CALL): New.
1005 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1007 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1008 (BU_FLOAT128_1): Likewise.
1010 (COPYSIGNQ): Likewise.
1011 (RS6000_BUILTIN_NANQ): Likewise.
1012 (RS6000_BUILTIN_NANSQ): Likewise.
1013 (RS6000_BUILTIN_INFQ): Likewise.
1014 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1015 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1016 (TARGET_FOLD_BUILTIN): New #define.
1017 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1018 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1019 (rs6000_fold_builtin): New target hook implementation, handling
1020 folding of 128-bit NaNs and infinities.
1021 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1022 entries are filled in to avoid problems during bootstrap
1023 self-test; define builtins for 128-bit NaNs and infinities.
1024 (rs6000_opt_mask): Add entry for float128.
1025 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1026 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1027 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1028 (const_str_type_node): New #define.
1029 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1030 to a define_expand that dispatches to either copysign<mode>3_soft
1031 or copysign<mode>3_hard.
1032 (copysign<mode>3_hard): Rename from copysign<mode>3.
1033 (copysign<mode>3_soft): New define_insn.
1034 * doc/extend.texi: Document new builtins.
1036 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1038 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1039 PRIu64 instead of lu.
1041 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1044 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1047 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1049 PR tree-optimization/71647
1050 * omp-low.c (lower_rec_input_clauses): Convert
1051 omp_clause_aligned_alignment (c) to size_type_node for the
1052 last argument of __builtin_assume_aligned.
1054 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1056 * configure.ac (calling ___tls_get_addr via GOT): New
1057 assembler/linker check.
1058 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1059 assembler and linker supports calling ___tls_get_addr via GOT.
1060 Otherise, defined to 0.
1061 * config.in: Regenerated.
1062 * configure: Likewise.
1063 * config/i386/constraints.md (Yb): New constraint.
1064 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1065 (REG_CLASS_NAMES): Likewise.
1066 (REG_CLASS_CONTENTS): Likewise.
1067 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1068 the b constraint with the Yb constraint. Call ___tls_get_addr
1069 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1071 (*tls_local_dynamic_base_32_gnu): Likewise.
1072 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1073 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1074 (*tls_local_dynamic_base_64_<mode>): Likewise.
1076 2016-06-24 Martin Liska <mliska@suse.cz>
1078 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1079 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1081 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1082 argument to true if the expected number of iterations is
1085 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1087 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1088 assemble for 32bit target.
1089 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1090 and $ld_ix86_gld_32_opt to link for 32bit target.
1091 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1092 * configure: Regenerate.
1094 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1096 * config/arm/arm.c (int_log2): Delete definition and prototype.
1097 (shift_op): Use exact_log2 instead of int_log2.
1098 (vfp3_const_double_for_fract_bits): Likewise.
1100 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1102 * internal-fn.c (expand_arith_set_overflow): New function.
1103 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1105 (expand_arith_overflow_result_store): Likewise. Handle precision
1106 smaller than mode precision.
1107 * tree-vrp.c (extract_range_basic): For imag part, handle
1108 properly signed 1-bit precision result.
1109 * doc/extend.texi (__builtin_add_overflow): Document that last
1110 argument can't be pointer to enumerated or boolean type.
1111 (__builtin_add_overflow_p): Document that last argument can't
1112 have enumerated or boolean type.
1114 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1115 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1117 * config/rs6000/predicates.md (splat_input_operand): Rework.
1118 Don't allow constants, since the insns that use this predicate
1119 don't support constants. Constants are handled by other insns
1120 that are created via combine. During and after register
1121 allocation, only allow indexed or indirect addresses, and not
1122 general addresses. Only allow modes supported by the hardware.
1123 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1124 comment. Move check for using VSPLTIS<x> to a common location,
1125 instead of doing it in two different places.
1127 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1129 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1130 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1131 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1132 signature_CENTAUR_ebx.
1134 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1138 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1139 (as_ix86_gas_32_opt): This.
1140 (ld_ix86_tls_ldm_opt): Renamed to ...
1141 (ld_ix86_gld_32_opt): This.
1142 (R_386_TLS_LDM reloc): Updated.
1143 (R_386_GOT32X reloc): New assembler/linker check.
1144 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1145 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1147 * config.in: Regenerated.
1148 * configure: Likewise.
1149 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1150 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1151 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1152 if ix86_force_load_from_GOT_p returns true.
1153 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1154 ix86_force_load_from_GOT_p returns true.
1155 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1156 the external function address via the GOT slot.
1157 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1158 HAVE_AS_IX86_GOT32X before returning false.
1159 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1160 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1162 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1164 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1166 2016-06-23 Andi Kleen <ak@linux.intel.com>
1168 * Makefile.in: Regenerate.
1169 * doc/install.texi: Document autoprofiledbootstrap.
1171 2016-06-23 Andi Kleen <ak@linux.intel.com>
1173 * config/i386/gcc-auto-profile: New file.
1175 2016-06-23 Martin Liska <mliska@suse.cz>
1178 * predict.c (predict_loops): Revert the hunk that was removed
1181 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1183 * config.gcc: Add support for arm*-*-phoenix* targets.
1184 * config/arm/t-phoenix: New.
1185 * config/phoenix.h: New.
1187 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1188 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1192 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1193 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1194 ix86_force_load_from_GOT_p returns true.
1195 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1196 ix86_force_load_from_GOT_p returns true.
1197 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1198 ix86_force_load_from_GOT_p returns true.
1199 (ix86_expand_move): Load the external function address via the
1200 GOT slot if ix86_force_load_from_GOT_p returns true.
1201 * config/i386/predicates.md (x86_64_immediate_operand): Return
1202 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1203 (x86_64_zext_immediate_operand): Ditto.
1205 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1207 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1209 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1212 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1213 * diagnostic.c (pedwarn_at_rich_loc): New function.
1214 * spellcheck.h (best_match::best_match): Add a
1215 "best_distance_so_far" optional parameter.
1216 (best_match::set_best_so_far): New method.
1217 (best_match::get_best_distance): New accessor.
1218 (best_match::get_best_candidate_length): New accessor.
1220 2016-06-22 Nick Clifton <nickc@redhat.com>
1222 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1223 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1224 modes are accepted as well.
1225 (ucompare_loc_descriptor): Likewise.
1226 (minmax_loc_descriptor): Likewise.
1227 (clz_loc_descriptor): Likewise.
1228 (popcount_loc_descriptor): Likewise.
1229 (bswap_loc_descriptor): Likewise.
1230 (rotate_loc_descriptor): Likewise.
1231 (mem_loc_descriptor): Likewise.
1232 (loc_descriptor): Likewise.
1234 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1236 * common.opt (fdiagnostics-parseable-fixits): New option.
1237 * diagnostic.c: Include "selftest.h".
1238 (print_escaped_string): New function.
1239 (print_parseable_fixits): New function.
1240 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1241 (selftest::assert_print_escaped_string): New function.
1242 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1243 (selftest::test_print_escaped_string): New function.
1244 (selftest::test_print_parseable_fixits_none): New function.
1245 (selftest::test_print_parseable_fixits_insert): New function.
1246 (selftest::test_print_parseable_fixits_remove): New function.
1247 (selftest::test_print_parseable_fixits_replace): New function.
1248 (selftest::diagnostic_c_tests): New function.
1249 * diagnostic.h (struct diagnostic_context): Add field
1250 "parseable_fixits_p".
1251 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1252 -fdiagnostics-parseable-fixits.
1253 (-fdiagnostics-parseable-fixits): New option.
1254 * opts.c (common_handle_option): Handle
1255 -fdiagnostics-parseable-fixits.
1256 * selftest-run-tests.c (selftest::run_tests): Call
1257 selftest::diagnostic_c_tests.
1258 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1260 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1262 PR tree-optimization/71488
1263 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1264 comparison of boolean vectors.
1265 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1266 of boolean vectors using bitwise operations.
1268 2016-06-22 Andreas Schwab <schwab@suse.de>
1270 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1273 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1275 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1277 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1279 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1282 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1284 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1285 * config/arm/arm-cores.def (cortex-a73): New entry.
1286 (cortex-a73.cortex-a35): Likewise.
1287 (cortex-a73.cortex-a53): Likewise.
1288 * config/arm/arm-tables.opt: Regenerate.
1289 * config/arm/arm-tune.md: Likewise.
1290 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1291 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1292 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1293 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1294 * doc/invoke.texi (ARM Options): Document cortex-a73,
1295 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1297 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1299 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1300 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1301 (cortex-a73.cortex-a35): Likewise.
1302 (cortex-a73.cortex-a53): Likewise.
1303 * config/aarch64/aarch64-tune.md: Regenerate.
1304 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1305 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1308 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1310 * configure.ac (gcc_cv_as_compress_debug): Remove
1311 --compress-debug-sections as extra as switch.
1312 Handle gas --compress-debug-sections=type.
1313 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1314 Handle gld --compress-debug-sections=type.
1315 * configure: Regenerate.
1317 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1319 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1321 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1323 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1324 (do_rewrite): likewise.
1326 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1328 * common/config/mep/mep-common.c: Remove.
1329 * config.gcc: Remove mep-* support.
1330 * config/mep/constraints.md: Remove.
1331 * config/mep/default.h: Remove.
1332 * config/mep/intrinsics.h: Remove.
1333 * config/mep/intrinsics.md: Remove.
1334 * config/mep/ivc2-template.h: Remove.
1335 * config/mep/mep-c5.cpu: Remove.
1336 * config/mep/mep-core.cpu: Remove.
1337 * config/mep/mep-default.cpu: Remove.
1338 * config/mep/mep-ext-cop.cpu: Remove.
1339 * config/mep/mep-intrin.h: Remove.
1340 * config/mep/mep-ivc2.cpu: Remove.
1341 * config/mep/mep-pragma.c: Remove.
1342 * config/mep/mep-protos.h: Remove.
1343 * config/mep/mep.c: Remove.
1344 * config/mep/mep.cpu: Remove.
1345 * config/mep/mep.h: Remove.
1346 * config/mep/mep.md: Remove.
1347 * config/mep/mep.opt: Remove.
1348 * config/mep/predicates.md: Remove.
1349 * config/mep/t-mep: Remove.
1350 * doc/install.texi: Remove mep-* documentation.
1351 * doc/md.texi: Likewise.
1353 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1355 * config.gcc: Remove support for avr-rtems.
1356 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1357 * config/avr/rtems.h: Remove.
1358 * config/avr/t-rtems: Remove.
1360 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1362 * config.gcc: Remove m32r-rtems support.
1363 * config/m32r/rtems.h: Remove.
1365 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1367 * config.gcc: Remove h8300-rtems support.
1368 * config/h8300/rtems.h: Remove.
1369 * config/h8300/t-rtems: Remove.
1371 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1373 * config.gcc: Remove support for knetbsd.
1374 * configure.ac: Likewise.
1375 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1376 * config/knetbsd-gnu.h: Remove.
1377 * configure: Regenerate.
1379 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1381 * config.gcc: Remove support for openbsd 2 and 3.
1382 * config/openbsd-oldgas.h: Remove.
1384 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1386 * config.gcc: Remove interix support.
1387 * config/i386/i386-interix.h: Remove.
1388 * config/i386/interix.opt: Remove.
1389 * config/i386/t-interix: Remove.
1390 * configure: Regenerate.
1391 * configure.ac: Remove interix support.
1392 * doc/install.texi: Remove interix documentation.
1394 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1396 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1397 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1400 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1402 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1403 they are both PLACEHOLDER_EXPRs.
1405 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1407 * stor-layout.c (layout_type): Move setting complex MODE to
1408 layout_type, instead of setting it ahead of time by the caller.
1409 * tree.c (build_complex_type): Likewise.
1411 2016-06-21 Martin Liska <mliska@suse.cz>
1413 * predict.c (force_edge_cold): Replace imposisble with
1416 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1418 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1419 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1421 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1423 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1425 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1426 Ilya Enkovich <ilya.enkovich@intel.com>
1429 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1430 New member function to convert V1TImode register to SUBREG
1431 TImode in debug insn.
1432 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1433 after changing register mode to V1TImode.
1435 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1437 * config/aarch64/aarch64-cores.def (vulcan): New core.
1438 * config/aarch64/aarch64-tune.md: Regenerate.
1439 * doc/invoke.texi: Document vulcan as an available option.
1441 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1443 * cse.c (canon_asm_operands): New function extracted from...
1444 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1445 either standalone or member of a PARALLEL.
1447 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1450 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1451 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1452 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1454 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1457 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1458 constant addresses if can_create_pseudo_p.
1460 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1462 PR tree-optimization/71588
1463 * tree-ssa-strlen.c (valid_builtin_call): New function.
1464 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1467 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1470 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1471 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1472 for conversion of scalar user var to complex type and use the
1473 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1476 PR rtl-optimization/71591
1477 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1478 don't run any tests.
1480 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1483 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1484 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1485 space for PIC with non-v32 and the common non-PIC "jump".
1487 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1490 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1491 returned values and add UN*/LTGT/*ORDERED cases with values matching
1492 D operand modifier on vcmp for AVX.
1494 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1496 * config/aarch64/aarch64.opt
1497 (mpc-relative-literal-loads): Rename internal option name.
1498 * config/aarch64/aarch64.c
1499 (aarch64_nopcrelative_literal_loads): Rename to
1500 aarch64_pcrelative_literal_loads.
1501 (aarch64_expand_mov_immediate): Likewise.
1502 (aarch64_secondary_reload): Likewise.
1503 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1504 (aarch64_override_options_after_change_1): Rename and simplify logic.
1505 (aarch64_classify_symbol): Merge large model checks into switch,
1506 remove pc-relative load check.
1508 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1510 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1511 costs relative to the cost of a register move.
1513 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1515 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1516 (vcvt_n_f64_u64): Likewise.
1517 (vcvt_n_s64_f64): Likewise.
1518 (vcvt_n_u64_f64): Likewise.
1519 (vcvt_f64_s64): Likewise.
1520 (vrecpe_f64): Likewise.
1521 (vcvt_f64_u64): Likewise.
1522 (vrecps_f64): Likewise.
1524 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1526 * config/aarch64/aarch64.md
1527 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1529 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1531 * config/aarch64/aarch64-builtins.c
1532 (aarch64_types_binop_uss_qualifiers): Delete.
1533 (TYPES_BINOP_USS): Likewise.
1534 (aarch64_types_binop_sus_qualifiers): Likewise.
1535 (TYPES_BINOP_SUS): Likewise.
1536 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1537 (TYPES_FCVTIMM_SUS): Likewise.
1538 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1540 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1541 (fcvtzs): Use SHIFTIMM rather than BINOP.
1542 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1544 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1546 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1547 costs relative to the cost of a register move.
1549 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1551 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1552 Allow scalar/single vector modes to be tieable.
1554 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1556 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1558 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1560 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1562 * tree.h (TYPE_ALIGN): Likewise.
1564 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1567 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1569 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1571 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1572 literal" build warnings.
1573 (avr_print_operand_address): Dito.
1575 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1578 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1579 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1581 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1583 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1585 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1588 * reload1.c (reload): Pass 0 to finish_spills when called because
1589 update_eliminables_and_spill returns true and remove did_spill.
1590 (finish_spills): Adjust comment and document GLOBAL parameter.
1592 2016-06-17 DJ Delorie <dj@redhat.com>
1595 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1596 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1597 (umulqihi3_virt): Likewise.
1598 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1599 (umulqihi3_real): Likewise.
1601 2016-06-17 Martin Liska <mliska@suse.cz>
1603 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1605 2016-06-17 Martin Liska <mliska@suse.cz>
1607 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1609 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1611 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1613 (vaddq_f32): Likewise.
1614 (vmul_f32): Likewise.
1615 (vmulq_f32): Likewise.
1616 (vsub_f32): Likewise.
1617 (vsubq_f32): Likewise.
1619 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1621 PR tree-optimization/71347
1622 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1623 cost for all uses in group.
1625 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1627 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1628 insert gimple seq if it's not empty.
1630 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1632 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1634 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1636 (comp_dr_with_seg_len_pair): Ditto.
1637 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1638 struct dr_with_seg_len_pair against DR_OFFSET.
1639 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1642 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1644 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1646 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1648 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1649 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1650 (pa_output_millicode_call): Likewise.
1651 (pa_output_call): Likewise.
1652 (pa_output_indirect_call): Likewise.
1653 (pa_asm_output_mi_thunk): Likewise.
1655 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1657 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1659 2016-06-16 Martin Liska <mliska@suse.cz>
1661 * predict.c (combine_predictions_for_insn): When we find a first
1662 match predictor, we should consider just predictors with
1663 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1664 DS theory predictor.
1665 (combine_predictions_for_bb): Likewise.
1667 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1669 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1670 with base of reference to struct.
1672 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1674 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1676 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1679 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1680 progmem_swtable_section.
1681 (progmem_swtable_section): Remove.
1682 (avr_asm_function_rodata_section): Remove.
1683 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1684 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1686 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1688 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1689 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1690 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1691 signature_CENTAUR_ebx.
1692 * config/i386/i386.c (ix86_option_override_internal): Add
1693 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1694 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1695 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1697 2016-06-16 Martin Liska <mliska@suse.cz>
1699 * predict.def: Add fortran loop preheader predictor.
1700 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1701 fold IFN_BUILTIN_EXPECT with a known constant argument.
1703 2016-06-16 Martin Liska <mliska@suse.cz>
1705 * predict.def: Add 'Fortran' to display text of all
1706 PRED_FORTRAN_* predictors.
1708 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1711 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1712 [IA64_BUILTIN_NANSQ]: Ditto.
1713 (ia64_fold_builtin): New function.
1714 (TARGET_FOLD_BUILTIN): New define.
1715 (ia64_init_builtins) Declare const_string_type node.
1716 Add __builtin_nanq and __builtin_nansq builtin functions.
1717 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1719 2016-06-16 Nick Clifton <nickc@redhat.com>
1721 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1722 MSP430_HWMULT_ prefix to enum values.
1723 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1724 * config/msp430/msp430.c: Update use of enum values.
1725 * config/msp430/msp430.md: Likewise.
1726 * config/msp430/msp430.opt: Likewise.
1728 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1730 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1731 of comparsions in the last iteration.
1733 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1734 Joern Rennecke <joern.rennecke@embecosm.com>
1736 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1738 (arc_needs_pcl_p): Add GOTOFFPC.
1739 (arc_legitimate_pic_addr_p): Likewise.
1740 (arc_output_pic_addr_const): Likewise.
1741 (arc_legitimize_pic_address): Generate a pc-relative address using
1743 (arc_output_libcall): Use @pcl syntax.
1744 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1745 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1746 (*movsi_insn): Use @pcl syntax.
1747 (doloop_begin_i): Likewise.
1749 2016-06-16 Martin Liska <mliska@suse.cz>
1751 * predict.def: Define a new predictor.
1753 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1755 * config/arc/arc.opt (mtp-regno): Update text.
1757 2016-06-16 Renlin Li <renlin.li@arm.com>
1759 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1761 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1764 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1765 (setcc + and peephole2): Likewise.
1767 PR rtl-optimization/71532
1768 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1771 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1773 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1774 DImode constants with XXSPLTIB in vector registers.
1775 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1776 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1777 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1778 extraction of the element at the top of the register as a scalar
1780 (vsx_extract_<mode>_internal1): Likewise.
1781 (vsx_extract_<mode>_internal2): Likewise.
1782 * config/rs6000/constraints.md (wi constraint): Remove a comment
1783 about DImode not being allowed in Altivec registers.
1784 (wB constraint): New constraint for constants that can be
1785 generated in Altivec registers with VSPLTISW/VUPKHSW.
1786 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1788 (xxspltib_constant_nosplit): Likewise.
1789 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1790 support for -mupper-regs-di to enable DImode to go into Altivec
1792 (POWERPC_MASKS): Likewise.
1793 (power7 cpu): Likewise.
1794 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1795 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1796 for DImode being allowed in Altivec registers. Update wi/wj
1797 constraints. Set scalar_in_vmx_p flag.
1798 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1799 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1800 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1801 (rs6000_opt_masks): Add -mupper-regs-di.
1802 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1803 direct move to use wi and not wj.
1805 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1807 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1808 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1809 any VSX register, instead of just Altivec registers, to allow
1810 either operand to be an Altivec register or both.
1811 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1812 (movdi_internal32): Add support for -mupper-regs-di. Add support
1813 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1814 the alternatives and attributes to be lined up to be easier to
1816 (movdi_internal64): Likewise.
1817 (64-bit DImode splitters): Change predicates to only split loading
1818 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1819 load constants in ISA 3.0 or ISA 2.07 respectively.
1820 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1821 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1822 mention -mcpu=power9 sets these options.
1823 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1826 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1829 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1830 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1831 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1832 by default to warn misspelled interrupt/ signal handler.
1833 * doc/invoke.texi (AVR Options): Document it. Update description
1834 for -nodevicelib option.
1836 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1838 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1839 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1840 (aarch64_<sur>shll2_n<mode>): Likewise.
1842 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1845 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1846 DECL_CONTEXT for copied arguments.
1848 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1850 PR tree-optimization/71483
1851 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1854 2016-06-15 Martin Liska <mliska@suse.cz>
1856 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1857 instead of predict_edge w/o a probability.
1859 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1861 PR tree-optimization/71439
1862 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1865 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1867 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1868 register subregs in SET_SRC.
1870 2016-06-15 Richard Biener <rguenther@suse.de>
1872 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1875 2016-06-15 Richard Biener <rguenther@suse.de>
1877 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1878 not consider dependences between accesses that belong to the
1880 (vect_analyze_data_ref_dependences): Do not analyze read-read
1881 or self-dependences.
1883 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1885 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1887 (find_closest_identifier): Reimplement in terms of
1888 best_match<tree,tree>.
1889 * spellcheck-tree.h: New file.
1890 * spellcheck.c (struct edit_distance_traits<const char *>): New
1892 (find_closest_string): Reimplement in terms of
1893 best_match<const char *, const char *>.
1894 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1895 overload to spellcheck-tree.h.
1896 (find_closest_identifier): Likewise.
1897 (struct edit_distance_traits<T>): New template.
1898 (class best_match): New class.
1900 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1902 * selftest-run-tests.c (selftest::run_tests): Call
1903 selftest::spellcheck_tree_c_tests.
1904 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1905 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1906 (selftest::test_find_closest_identifier): New function.
1907 (selftest::spellcheck_tree_c_tests): New function.
1908 * spellcheck.c (selftest::test_find_closest_string): Verify that
1909 the order of the vec does not affect the results for this case.
1910 (selftest::test_data): New array.
1911 (selftest::test_metric_conditions): New function.
1912 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1913 Call selftest::test_metric_conditions.
1915 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1917 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1918 (BU_P9_MISC_1): Likewise.
1919 (BU_P9_64BIT_MISC_0): Likewise.
1920 (BU_P9_MISC_0): Likewise.
1922 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1924 * gcc-rich-location.c
1925 (gcc_rich_location::add_fixit_misspelled_id): New method.
1926 * gcc-rich-location.h
1927 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1929 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1931 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1932 FreeBSD 11 and above.
1934 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1938 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1940 * expmed.h: Close parenthesis in "at your option" in copyright
1942 * lower-subreg.h: Likewise.
1944 2016-06-14 Richard Biener <rguenther@suse.de>
1947 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1950 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1952 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1954 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1956 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1958 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1959 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1961 2016-06-14 Richard Biener <rguenther@suse.de>
1963 PR tree-optimization/71522
1964 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1965 copying into float copying.
1967 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1969 PR tree-optimization/71520
1970 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1971 (replace_block_by): Move user labels from bb1 to bb2.
1973 2016-06-14 Richard Biener <rguenther@suse.de>
1977 * expr.h (get_bit_range): Declare.
1978 * expr.c (get_bit_range): Export.
1979 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1980 word_mode again to constrain the bitfield access.
1982 2016-06-14 Richard Biener <rguenther@suse.de>
1984 PR tree-optimization/71521
1985 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1986 division int_const_binop against zero divisor.
1988 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386.md (signbittf2): New expander.
1991 * config/i386/sse.md (ptesttf2): New insn pattern.
1993 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1996 * input.c (selftest::test_reading_source_line): Avoid reading from
1997 __FILE__ by creating a tempfile with known content and reading
2000 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2002 * pretty-print.c (assert_pp_format_colored): Skip the test if
2004 (test_pp_format): Remove comment about GCC_COLORS.
2006 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2008 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2009 * pretty-print.c (assert_pp_format_va): Add location param and use
2010 it with ASSERT_STREQ_AT.
2011 (assert_pp_format): Add location param and pass it to
2012 assert_pp_format_va.
2013 (assert_pp_format_colored): Likewise.
2014 (ASSERT_PP_FORMAT_1): New.
2015 (ASSERT_PP_FORMAT_2): New.
2016 (ASSERT_PP_FORMAT_3): New.
2017 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2018 explicitly, or implicitly via the above macros.
2019 * selftest.c (selftest::pass): Use a selftest::location rather
2021 (selftest::fail): Likewise. Print the function name.
2022 (selftest::fail_formatted): Likewise.
2023 (selftest::assert_streq): Use a selftest::location rather than
2025 * selftest.h (selftest::location): New struct.
2026 (SELFTEST_LOCATION): New macro.
2027 (selftest::pass): Accept a const location & rather than file
2029 (selftest::fail): Likewise.
2030 (selftest::fail_formatted): Likewise.
2031 (selftest::assert_streq): Likewise.
2032 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2033 (ASSERT_FALSE): Likewise.
2034 (ASSERT_EQ): Likewise.
2035 (ASSERT_NE): Likewise.
2036 (ASSERT_STREQ): Likewise.
2037 (ASSERT_PRED1): Likewise.
2038 (ASSERT_STREQ_AT): New macro.
2040 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2042 * selftest.c (selftest::fail_formatted): New function.
2043 (selftest::assert_streq): New function.
2044 * selftest.h (selftests::fail_formatted): New decl.
2045 (selftest::assert_streq): New decl.
2046 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2048 2016-06-13 Jeff Law <law@redhat.com>
2050 PR tree-optimization/71403
2051 * tree-ssa-threadbackward.c
2052 (convert_and_register_jump_thread_path): No longer accept reference
2053 to path. Do not pop items off the path anymore.
2054 (fsm_find_control_statement_thread_paths): Do not allow threading
2055 to a deeper loop nest. Pop the last item off the path here rather
2056 than in convert_and_register_jump_thread_path.
2058 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2059 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2061 [AArch64] Emit division using the Newton series
2063 * config/aarch64/aarch64-protos.h
2064 (cpu_approx_modes): Add new member "division".
2065 (aarch64_emit_approx_div): Declare new function.
2066 * config/aarch64/aarch64.c
2067 (generic_approx_modes): New member "division".
2068 (exynosm1_approx_modes): Likewise.
2069 (xgene1_approx_modes): Likewise.
2070 (aarch64_emit_approx_div): Define new function.
2071 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2072 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2073 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2074 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2076 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2077 Wilco Dijkstra <wilco.dijkstra@arm.com>
2079 [AArch64] Emit square root using the Newton series
2081 * config/aarch64/aarch64-protos.h
2082 (aarch64_emit_approx_rsqrt): Replace with new function
2083 "aarch64_emit_approx_sqrt".
2084 (cpu_approx_modes): New member "sqrt".
2085 * config/aarch64/aarch64.c
2086 (generic_approx_modes): New member "sqrt".
2087 (exynosm1_approx_modes): Likewise.
2088 (xgene1_approx_modes): Likewise.
2089 (aarch64_emit_approx_rsqrt): Replace with new function
2090 "aarch64_emit_approx_sqrt".
2091 (aarch64_override_options_after_change_1): Handle new option.
2092 * config/aarch64/aarch64-simd.md
2093 (rsqrt<mode>2): Use new function instead.
2094 (sqrt<mode>2): New expansion and insn definitions.
2095 * config/aarch64/aarch64.md: Likewise.
2096 * config/aarch64/aarch64.opt
2097 (mlow-precision-sqrt): Add new option description.
2098 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2100 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2102 [AArch64] Add more choices for the reciprocal square root approximation
2104 Allow a target to prefer such operation depending on the operation mode.
2106 * config/aarch64/aarch64-protos.h
2107 (AARCH64_APPROX_MODE): New macro.
2108 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2109 (cpu_approx_modes): New structure.
2110 (tune_params): New member "approx_modes".
2111 * config/aarch64/aarch64-tuning-flags.def
2112 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2113 * config/aarch64/aarch64.c
2114 (generic_approx_modes): New core "cpu_approx_modes" structure.
2115 (exynosm1_approx_modes): Likewise.
2116 (xgene1_approx_modes): Likewise.
2117 (generic_tunings): New member "approx_modes".
2118 (cortexa35_tunings): Likewise.
2119 (cortexa53_tunings): Likewise.
2120 (cortexa57_tunings): Likewise.
2121 (cortexa72_tunings): Likewise.
2122 (exynosm1_tunings): Likewise.
2123 (thunderx_tunings): Likewise.
2124 (xgene1_tunings): Likewise.
2125 (use_rsqrt_p): New argument for the mode and use new member from
2127 (aarch64_builtin_reciprocal): Devise mode from builtin.
2128 (aarch64_optab_supported_p): New argument for the mode.
2129 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2131 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2133 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2134 RS6000_BTM_MODULO flag into the set of flags that are considered
2135 to be part of the common configuration.
2137 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2139 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2140 difference unsigned.
2141 (vec_absdb): New macro for vector absolute difference unsigned
2143 (vec_absdh): New macro for vector absolute difference unsigned
2145 (vec_absdw): New macro for vector absolute difference unsigned word.
2146 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2147 (vadu<mode>3): New insn.
2148 (*p9_vadu<mode>3): New insn.
2149 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2151 (vaduh): New built-in definition.
2152 (vaduw): New built-in definition.
2153 (vadu): New overloaded built-in definition.
2154 (vadub): New overloaded built-in definition.
2155 (vaduh): New overloaded built-in definition.
2156 (vaduw): New overloaded built-in definition.
2157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2158 overloaded vector absolute difference unsigned functions.
2159 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2160 the ISA 3.0 vector absolute difference unsigned built-in functions.
2162 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2164 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2165 update shared_lookup_references only once after changing operands.
2167 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2170 * tree-nested.c (convert_nonlocal_omp_clauses)
2171 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2173 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2174 * tree.def (CASE_LABEL_EXPR): Likewise.
2176 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2179 * input.c (test_builtins): Fix an assertion.
2181 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2186 (isinf<mode>2): Ditto.
2188 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2190 * ggc-tests.c (test_finalization): Only test need_finalization_p
2191 for GCC_VERSION >= 4003.
2193 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2195 * config/s390/vecintrin.h: Fix file description in comment.
2197 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2199 * config/s390/s390-builtin-types.def: Change builtin type naming
2200 scheme to match builtin-types.def.
2202 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2204 * fold-const.c (optimize_minmax_comparison): Remove.
2205 (fold_comparison): Remove call to the above.
2206 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2207 New transformations.
2209 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2211 PR tree-optimization/71416
2212 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2215 2016-06-13 Martin Liska <mliska@suse.cz>
2217 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2218 (combine_predictions_for_insn): Likewise.
2219 (prune_predictions_for_bb): Likewise.
2220 (combine_predictions_for_bb): Likewise.
2222 2016-06-13 Richard Biener <rguenther@suse.de>
2224 PR tree-optimization/71505
2225 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2226 assert match comment.
2228 2016-06-13 Marek Polacek <polacek@redhat.com>
2231 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2232 gimplify_switch_expr.
2233 (warn_switch_unreachable_r): New function.
2235 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2238 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2241 2016-06-13 Richard Biener <rguenther@suse.de>
2244 * fold-const.c (fold_unary_loc): Preserve alignment when
2245 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2247 2016-06-13 Martin Liska <mliska@suse.cz>
2250 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2251 w/ -fsanitize=bounds.
2253 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.c (ix86_init_builtins): Calculate
2256 FLOAT128_FTYPE_CONST_STRING function type only once.
2257 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2258 built-in functions are available for x86-32 and x86-64 targets.
2260 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2265 (FLOAT128_FTYPE_CONST_STRING): New function type.
2266 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2267 [IX86_BUILTIN_NANSQ]: Ditto.
2268 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2269 (ix86_init_builtin_types): Declare const_string_type_node.
2270 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2272 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2273 * doc/extend.texi (x86 Built-in Functions): Document
2274 __builtin_nanq and __builtin_nansq.
2276 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2279 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2280 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2281 length for pop patterns.
2282 (arm_attr_length_push_multi): Update comments.
2283 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2285 (*pop_multiple_with_writeback_and_return): Likewise.
2286 (*pop_multiple_with_return): Likewise.
2288 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2291 * fold-const.c (optimize_bit_field_compare): Don't try to use
2292 word_mode unconditionally for reading the bit field, look at
2293 DECL_BIT_FIELD_REPRESENTATIVE instead.
2295 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2298 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2299 vector integer type.
2301 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2304 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2305 without LABEL_DECL, set *handled_ops_p to false instead of true.
2307 2016-06-10 Martin Sebor <msebor@redhat.com>
2310 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2311 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2312 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2314 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2315 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2316 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2317 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2318 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2319 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2320 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2321 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2323 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2325 * config/arm/arm.h (pool_vector_label,
2326 return_used_this_function): Remove.
2328 2016-06-10 Jeff Law <law@redhat.com>
2330 PR tree-optimization/71335
2331 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2332 zero length paths here.
2333 (convert_and_register_jump_thread_path): Remove hacks related to
2334 duplicated blocks in the jump thread path.
2335 (fsm_find_control_statement_thread_paths): Avoid putting the same
2336 block on the thread path twice, but ensure the thread path is
2337 unchanged from the caller's point of view.
2339 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2341 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2342 * predict.def (PRED_LOOP_BRANCH): Remove.
2344 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2346 * Makefile.in (OBJS): Add ggc-tests.o.
2347 (GTFILES): Add ggc-tests.c.
2348 * ggc-tests.c: New file.
2349 * selftest-run-tests.c (selftest::run_tests): Call
2350 selftest::ggc_tests_c_tests.
2351 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2353 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2355 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2357 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2360 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2361 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2363 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2365 * profile.c: Include cfgloop.h.
2366 (branch_prob): Compute estimated number of iterations.
2367 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2368 recompute estimate number of iterations from profile.
2370 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2373 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2374 must be grouped on top of stack. Don't force early clobber
2375 on ordinary reg outputs.
2377 2016-06-10 Richard Biener <rguenther@suse.de>
2379 * targhooks.c (default_builtin_vectorization_cost): Adjust
2382 2016-06-10 Richard Biener <rguenther@suse.de>
2384 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2385 to fold the RHS to a constant if possible.
2387 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2390 * tree-nested.c (convert_nonlocal_omp_clauses)
2391 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2392 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2393 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2395 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2397 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2399 * omp-low.c (scan_sharing_clauses): Don't expect
2402 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2404 PR tree-optimization/71407
2405 PR tree-optimization/71416
2406 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2409 2016-06-10 Richard Biener <rguenther@suse.de>
2412 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2414 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2416 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2418 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2419 Jiong Wang <jiong.wang@arm.com>
2421 PR rtl-optimization/70751
2422 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2423 spilled into memory.
2425 2016-06-09 Jonathan Yong <10walls@gmail.com>
2428 2015-09-21 Jonathan Yong <10walls@gmail.com>
2430 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2431 sysroot/usr/lib/32api for additional win32 libraries,
2432 fixes failing Cygwin bootstrapping.
2434 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2436 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2439 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2442 * pretty-print.c (pp_indent): Specify that %p is printed in a
2443 host-dependent manner.
2444 (test_pp_format): Remove the test for %p.
2446 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2448 * config/mips/mips.c (mips_output_jump): Fix formatting.
2450 2016-06-09 Richard Biener <rguenther@suse.de>
2452 PR tree-optimization/71462
2453 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2456 2016-06-09 Martin Liska <mliska@suse.cz>
2458 * predict.c (dump_prediction): Add new argument.
2459 (enum predictor_reason): New enum.
2460 (struct predictor_hash): New struct.
2461 (predictor_hash::hash): New function.
2462 (predictor_hash::equal): Likewise.
2463 (not_removed_prediction_p): New function.
2464 (prune_predictions_for_bb): Likewise.
2465 (combine_predictions_for_bb): Prune predictions.
2467 2016-06-09 Martin Liska <mliska@suse.cz>
2469 * predict.c (filter_predictions): New function.
2470 (remove_predictions_associated_with_edge): Use the filter
2472 (equal_edge_p): New function.
2474 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2476 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2477 Correct usage of @samp vs @option, add @samp where appropriate.
2478 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2479 Add armv6s-m and document it, as it is no official ARM name.
2481 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2483 * ifcvt.c (struct noce_if_info): Add transform_name field.
2484 (noce_try_move): Set if_info->transform_name to the function name.
2485 (noce_try_ifelse_collapse): Likewise.
2486 (noce_try_store_flag): Likewise.
2487 (noce_try_inverse_constants): Likewise.
2488 (noce_try_store_flag_constants): Likewise.
2489 (noce_try_addcc): Likewise.
2490 (noce_try_store_flag_mask): Likewise.
2491 (noce_try_cmove): Likewise.
2492 (noce_try_cmove_arith): Likewise.
2493 (noce_try_minmax): Likewise.
2494 (noce_try_abs): Likewise.
2495 (noce_try_sign_mask): Likewise.
2496 (noce_try_bitop): Likewise.
2497 (noce_convert_multiple_sets): Likewise.
2498 (noce_process_if_block): Print if_info->transform_name to
2499 dump_file if transformation succeeded.
2501 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2503 * config/arm/cortex-a57.md (cortex_a57_alu):
2506 2016-06-08 Martin Sebor <msebor@redhat.com>
2507 Jakub Jelinek <jakub@redhat.com>
2511 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2512 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2513 * builtins.c: Include gimple-fold.h.
2514 (fold_builtin_arith_overflow): Handle
2515 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2516 (fold_builtin_3): Likewise.
2517 * doc/extend.texi (Integer Overflow Builtins): Document
2518 __builtin_{add,sub,mul}_overflow_p.
2520 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2522 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2523 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2525 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2527 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2528 Rewrite, looking one level down for records and arrays.
2530 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2532 * pretty-print.c: Include "selftest.h".
2533 (pp_format): Fix comment.
2534 (identifier_to_locale): Likewise.
2535 (selftest::test_basic_printing): New function.
2536 (selftest::assert_pp_format): New function.
2537 (selftest::test_pp_format): New function.
2538 (selftest::pretty_print_c_tests): New function.
2539 * selftest-run-tests.c (selftest::run_tests): Call
2540 selftest::pretty_print_c_tests.
2541 * selftest.h (pretty_print_c_tests): New declaration.
2543 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2545 * invoke.texi (max-loop-headers-insns): Document.
2546 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2547 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2548 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2550 2016-06-08 Richard Biener <rguenther@suse.de>
2552 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2553 on strided SLP loads and fall back to scalar loads in case
2554 we can't chunk them.
2556 2016-06-08 Richard Biener <rguenther@suse.de>
2558 PR tree-optimization/71452
2559 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2560 type used for the SSA rewrite has enough precision to cover
2561 the dynamic type of the location.
2563 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2564 Richard Biener <rguenther@suse.de>
2567 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2568 the same as DECL_P (base0) for indirect_base0. Use equality_code
2569 in one further place.
2571 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2573 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2574 to one word if the field is known to overlap other words.
2575 (extract_bit_field_1): Likewise.
2576 (store_split_bit_field): Remove compensating code.
2577 (extract_split_bit_field): Likewise.
2579 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2583 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2585 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2587 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2589 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2590 (arch64_addpv4sf): Delete.
2591 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2592 "gen_aarch64_addpv4sf".
2593 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2595 (vpadds_f32): Likewise.
2596 (vpaddq_f32): Likewise.
2597 (vpaddq_f64): Likewise.
2599 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2601 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2603 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2604 to VALLF. Rename to "fabd<mode>3".
2605 "*fabd_scalar<mode>3): Delete.
2606 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2608 (vabdd_f64): Likewise.
2609 (vabd_f32): Likewise.
2610 (vabd_f64): Likewise.
2611 (vabdq_f32): Likewise.
2612 (vabdq_f64): Likewise.
2614 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2616 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2618 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2619 "aarch64_rsqrts<mode>".
2620 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2621 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2623 (vrsqrtsd_f64): Likewise.
2624 (vrsqrts_f32): Likewise.
2625 (vrsqrts_f64): Likewise.
2626 (vrsqrtsq_f32): Likewise.
2627 (vrsqrtsq_f64): Likewise.
2629 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2631 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2633 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2634 "aarch64_rsqrte<mode>".
2635 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2636 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2638 (vrsqrted_f64): Likewise.
2639 (vrsqrte_f32): Likewise.
2640 (vrsqrte_f64): Likewise.
2641 (vrsqrteq_f32): Likewise.
2642 (vrsqrteq_f64): Likewise.
2644 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2646 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2650 * config/aarch64/aarch64-simd.md
2651 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2652 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2653 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2655 (vcvt_n_f32_u32): Likewise.
2656 (vcvt_n_s32_f32): Likewise.
2657 (vcvt_n_u32_f32): Likewise.
2658 (vcvtq_n_f32_s32): Likewise.
2659 (vcvtq_n_f32_u32): Likewise.
2660 (vcvtq_n_f64_s64): Likewise.
2661 (vcvtq_n_f64_u64): Likewise.
2662 (vcvtq_n_s32_f32): Likewise.
2663 (vcvtq_n_s64_f64): Likewise.
2664 (vcvtq_n_u32_f32): Likewise.
2665 (vcvtq_n_u64_f64): Likewise.
2666 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2667 (VSDQ_SDI): Likewise.
2668 (fcvt_target): Support V4DI, V4SI and V2SI.
2669 (FCVT_TARGET): Likewise.
2671 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2673 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2674 (TYPES_BINOP_SUS): Likewise.
2675 (aarch64_simd_builtin_data): Update include file name.
2676 (aarch64_builtins): Likewise.
2677 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2678 for conversion between scalar float-point and fixed-point.
2682 * config/aarch64/aarch64.md
2683 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2684 pattern for conversion between scalar float to fixed-pointer.
2685 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2686 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2687 (UNSPEC_FCVTZU): Likewise.
2688 (UNSPEC_SCVTF): Likewise.
2689 (UNSPEC_UCVTF): Likewise.
2690 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2692 (vcvtd_n_f64_u64): Likewise.
2693 (vcvtd_n_s64_f64): Likewise.
2694 (vcvtd_n_u64_f64): Likewise.
2695 (vcvtd_n_f32_s32): Likewise.
2696 (vcvts_n_f32_u32): Likewise.
2697 (vcvtd_n_s32_f32): Likewise.
2698 (vcvts_n_u32_f32): Likewise.
2699 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2701 (FCVT_TARGET): Likewise.
2702 (FCVT_FIXED2F): New iterator.
2703 (FCVT_F2FIXED): Likewise.
2704 (fcvt_fixed_insn): New define_int_attr.
2706 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2708 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2709 some statements was removed.
2711 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2713 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2714 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2715 (vect_can_advance_ivs_p): likewise.
2716 (vect_update_ivs_after_vectorizer): likewise.
2717 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2718 (vect_analyze_scalar_cycles_1): likewise.
2719 (vect_analyze_loop_operations): likewise.
2720 (report_vect_op): likewise.
2721 (vect_is_slp_reduction): likewise.
2722 (vect_is_simple_reduction): likewise.
2723 (get_initial_def_for_induction): likewise.
2724 (vect_transform_loop): likewise.
2725 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2726 (vect_recog_sad_pattern): likewise.
2727 (vect_recog_widen_sum_pattern): likewise.
2728 (vect_recog_widening_pattern): likewise.
2729 (vect_recog_divmod_pattern): likewise.
2730 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2731 (vect_analyze_slp_instance): likewise.
2732 (vect_transform_slp_perm_load): likewise.
2733 (vect_schedule_slp_instance): likewise.
2735 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2737 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2738 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2739 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2740 (PRED_LOOP_BRANCH): Document predictor as broken.
2741 (PRED_LOOP_EXIT): Change hitrate 91->92.
2742 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2743 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2744 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2745 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2746 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2747 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2748 (PRED_CALL): Chane hitrate 71->67.
2749 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2750 (PRED_GOTO): Document as unused right now.
2751 (PRED_CONST_RETURN): Change hitrate 67->69
2752 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2753 (PRED_NULL_RETURN): Change hitrate 91->90.
2754 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2755 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2756 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2758 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2760 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2761 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2762 special case Altivec builtin.
2763 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2764 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2765 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2766 code for ALTIVEC_BUILTIN_VEC_MUL.
2767 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2768 for __builtin_vec_mul.
2770 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2772 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2775 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2777 * spellcheck.c (selftest::test_find_closest_string): New function.
2778 (spellcheck_c_tests): Call the above.
2780 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2782 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2784 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2786 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2787 Yv=Yv,C alternatives.
2789 2016-06-07 Richard Biener <rguenther@suse.de>
2792 * common.opt (ffast-math): Make Optimization.
2794 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2795 Prachi Godbole <prachi.godbole@imgtec.com>
2797 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2798 `fabs' and `fneg' type attributes.
2799 (p5600_fpu_fabs): Add `fmove' to the comment.
2801 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2803 * gimple.c: Include builtins.h
2804 (gimple_inexpensive_call_p): New function.
2805 * gimple.h (gimple_inexpensive_call_p): Declare.
2806 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2807 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2810 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2812 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2813 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2814 warning_at_rich_loc, warning_n, pedwarn, permerror,
2815 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2816 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2819 2016-06-07 Richard Biener <rguenther@suse.de>
2821 PR tree-optimization/71428
2822 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2823 BIT_FIELD_REF op vs. load.
2825 2016-06-07 Richard Biener <rguenther@suse.de>
2828 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2831 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2833 * config/pa/pa.md (call): Generate indirect long calls to non-local
2834 functions on TARGET_64BIT.
2835 (call_value): Likewise.
2837 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2839 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2840 pattern and subsequent splitters.
2841 (call_val_reg_64bit_post_reload): Likewise.
2843 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2846 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2847 propagate_op_to_single_use.
2849 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2852 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2854 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2857 (enum x86_dirflag_state): New enum.
2858 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2859 (machine_function): Remove needs_cld.
2860 (ix86_current_function_needs_cld): Remove.
2861 * config/i386/i386.c (ix86_set_func_type): Set
2862 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2863 (ix86_expand_prologue): Do not emit CLD here.
2864 (ix86_dirflag_mode_needed): New function.
2865 (ix86_dirflag_mode_entry): Ditto.
2866 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2867 (ix86_mode_after): Ditto.
2868 (ix86_mode_entry): Ditto.
2869 (ix86_mode_exit): Ditto.
2870 (ix86_emit_mode_set): Ditto.
2871 * config/i386/i386.md (strmov_singleop): Set
2872 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2873 Do not set ix86_current_function_needs_cld.
2875 (strset_singleop): Ditto.
2877 (cmpstrnqi_nz_1): Ditto.
2878 (cmpstrnqi_1): Ditto.
2879 (strlenqi_1): Ditto.
2881 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2883 PR tree-optimization/71259
2884 * tree-vect-slp.c (vect_get_constant_vectors): For
2885 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2886 one for constant op, and use COND_EXPR for non-constant.
2888 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2890 * Makefile.in (OBJS): Add function-tests.o,
2891 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2892 selftest-run-tests.o.
2893 (OBJS-libcommon): Add selftest.o.
2894 (OBJS-libcommon-target): Add selftest.o.
2895 (all.internal): Add "selftest".
2896 (all.cross): Likewise.
2897 (selftest): New phony target.
2898 (s-selftest): New target.
2899 (selftest-gdb): New phony target.
2900 (COLLECT2_OBJS): Add selftest.o.
2901 * bitmap.c: Include "selftest.h".
2902 (selftest::test_gc_alloc): New function.
2903 (selftest::test_set_range): New function.
2904 (selftest::test_clear_bit_in_middle): New function.
2905 (selftest::test_copying): New function.
2906 (selftest::test_bitmap_single_bit_set_p): New function.
2907 (selftest::bitmap_c_tests): New function.
2908 * common.opt (fself-test): New.
2909 * diagnostic-show-locus.c: Include "selftest.h".
2910 (make_range): New function.
2911 (test_range_contains_point_for_single_point): New function.
2912 (test_range_contains_point_for_single_line): New function.
2913 (test_range_contains_point_for_multiple_lines): New function.
2914 (assert_eq): New function.
2915 (test_get_line_width_without_trailing_whitespace): New function.
2916 (selftest::diagnostic_show_locus_c_tests): New function.
2917 * et-forest.c: Include "selftest.h".
2918 (selftest::test_single_node): New function.
2919 (selftest::test_simple_tree): New function.
2920 (selftest::test_disconnected_nodes): New function.
2921 (selftest::et_forest_c_tests): New function.
2922 * fold-const.c: Include "selftest.h".
2923 (selftest::assert_binop_folds_to_const): New function.
2924 (selftest::assert_binop_folds_to_nonlvalue): New function.
2925 (selftest::test_arithmetic_folding): New function.
2926 (selftest::fold_const_c_tests): New function.
2927 * function-tests.c: New file.
2928 * gimple.c: Include "selftest.h".
2929 Include "gimple-pretty-print.h".
2930 (selftest::verify_gimple_pp): New function.
2931 (selftest::test_assign_single): New function.
2932 (selftest::test_assign_binop): New function.
2933 (selftest::test_nop_stmt): New function.
2934 (selftest::test_return_stmt): New function.
2935 (selftest::test_return_without_value): New function.
2936 (selftest::gimple_c_tests): New function.
2937 * hash-map-tests.c: New file.
2938 * hash-set-tests.c: New file.
2939 * input.c: Include "selftest.h".
2940 (selftest::assert_loceq): New function.
2941 (selftest::test_accessing_ordinary_linemaps): New function.
2942 (selftest::test_unknown_location): New function.
2943 (selftest::test_builtins): New function.
2944 (selftest::test_reading_source_line): New function.
2945 (selftest::input_c_tests): New function.
2946 * rtl-tests.c: New file.
2947 * selftest-run-tests.c: New file.
2948 * selftest.c: New file.
2949 * selftest.h: New file.
2950 * spellcheck.c: Include "selftest.h".
2951 (selftest::levenshtein_distance_unit_test_oneway): New function,
2952 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2953 (selftest::levenshtein_distance_unit_test): Likewise.
2954 (selftest::spellcheck_c_tests): Likewise.
2955 * toplev.c: Include selftest.h.
2956 (toplev::run_self_tests): New.
2957 (toplev::main): Handle -fself-test.
2958 * toplev.h (toplev::run_self_tests): New.
2959 * tree.c: Include "selftest.h".
2960 (selftest::test_integer_constants): New function.
2961 (selftest::test_identifiers): New function.
2962 (selftest::test_labels): New function.
2963 (selftest::tree_c_tests): New function.
2964 * tree-cfg.c: Include "selftest.h".
2965 (selftest::push_fndecl): New function.
2966 (selftest::test_linear_chain): New function.
2967 (selftest::test_diamond): New function.
2968 (selftest::test_fully_connected): New function.
2969 (selftest::tree_cfg_c_tests): New function.
2970 * vec.c: Include "selftest.h".
2971 (selftest::safe_push_range): New function.
2972 (selftest::test_quick_push): New function.
2973 (selftest::test_safe_push): New function.
2974 (selftest::test_truncate): New function.
2975 (selftest::test_safe_grow_cleared): New function.
2976 (selftest::test_pop): New function.
2977 (selftest::test_safe_insert): New function.
2978 (selftest::test_ordered_remove): New function.
2979 (selftest::test_unordered_remove): New function.
2980 (selftest::test_block_remove): New function.
2981 (selftest::reverse_cmp): New function.
2982 (selftest::test_qsort): New function.
2983 (selftest::vec_c_tests): New function.c.
2984 * wide-int.cc: Include selftest.h and wide-int-print.h.
2985 (selftest::from_int <wide_int>): New function.
2986 (selftest::from_int <offset_int>): New function.
2987 (selftest::from_int <widest_int>): New function.
2988 (selftest::assert_deceq): New function.
2989 (selftest::assert_hexeq): New function.
2990 (selftest::test_printing <VALUE_TYPE>): New function template.
2991 (selftest::test_ops <VALUE_TYPE>): New function template.
2992 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2993 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2995 (selftest::wide_int_cc_tests): New function.
2997 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3000 * ifcvt.c (noce_try_ifelse_collapse): New function.
3002 (noce_process_if_block): Call noce_try_ifelse_collapse.
3003 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3004 (simplify_ternary_operation): Use the above to simplify
3005 conditional CLZ/CTZ expressions.
3007 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3010 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3011 define_insn_and_split.
3013 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3016 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3018 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3021 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3022 Implicitly clobber memory for basic asm with non-empty assembler
3023 string. Use targetm.md_asm_adjust also here.
3024 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3025 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3026 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3027 non-empty assembler string.
3028 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3029 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3030 (decode_asm_operands): Handle basic asm in PARALLEL block.
3031 (extract_insn): Handle basic asm in PARALLEL block.
3032 * doc/extend.texi: Mention new behavior of basic asm.
3033 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3034 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3035 branch_needs_nop_p): Use asm_noperands.
3037 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3039 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3040 Include the M7 SPARC DFA scheduler.
3041 New attribute v3pipe.
3042 Annotate insns with v3pipe where appropriate.
3043 Define cpu_feature vis4.
3044 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3045 Add (V8QI "8") to vbits.
3046 Add insns {add,sub}v8qi3
3047 Add insns ss{add,sub}v8qi3
3048 Add insns us{add,sub}{v8qi,v4hi}3
3049 Add insns {min,max}{v8qi,v4hi,v2si}3
3050 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3051 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3052 * config/sparc/niagara4.md: Add a comment explaining the
3053 discrepancy between the documented latenty numbers and the
3055 * config/sparc/niagara7.md: New file.
3056 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3057 supports SPARC5 and VIS 4.0 instructions.
3058 * configure: Regenerate.
3059 * config.in: Likewise.
3060 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3061 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3062 TARGET_CPU_niagara7.
3063 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3064 (CPP_CPU_SPEC): Handle niagara7.
3065 (ASM_CPU_SPEC): Likewise.
3066 * config/sparc/sparc-opts.h (processor_type): Add
3068 (mvis4): New option.
3069 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3070 (AS_NIAGARA7_FLAG): Define.
3071 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3072 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3073 (CPP_CPU_SPEC): Handle niagara7.
3074 (ASM_CPU_SPEC): Likewise.
3075 * config/sparc/sparc.c (niagara7_costs): Define.
3076 (sparc_option_override): Handle niagara7 and adjust cache-related
3077 parameters with better values for niagara cpus. Also support VIS4.
3078 (sparc32_initialize_trampoline): Likewise.
3079 (sparc_use_sched_lookahead): Likewise.
3080 (sparc_issue_rate): Likewise.
3081 (sparc_register_move_cost): Likewise.
3082 (dump_target_flag_bits): Support VIS4.
3083 (sparc_vis_init_builtins): Likewise.
3084 (sparc_builtins): Likewise.
3085 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3087 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3089 * config/sparc/sparc.opt (sparc_processor_type): New value
3091 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3093 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3095 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3098 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3100 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3102 2016-06-06 Richard Biener <rguenther@suse.de>
3104 PR tree-optimization/71398
3105 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3108 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3110 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3111 ft32_expand_prolog, ft32_expand_epilogue):
3112 Handle pretend_args.
3113 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3114 * config/ft32/ft32.md: Add pretend_returner.
3116 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3119 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3120 Copy op1 RTX to avoid invalid sharing.
3121 (ix86_expand_vector_move_misalign): Ditto.
3123 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3125 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3128 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3130 * predict.c (predicted_by_loop_heuristics_p): New function.
3131 (predict_iv_comparison): Use it.
3132 (predict_loops): Walk from innermost loops; do not predict edges
3133 leaving multiple loops multiple times; implement
3134 PRED_LOOP_ITERATIONS_MAX heuristics.
3135 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3137 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3139 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3140 only edges out of BB are EH edges.
3142 2016-06-04 Martin Sebor <msebor@redhat.com>
3143 Marcin Baczyński <marbacz@gmail.com>
3146 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3147 a void expression in a void function.
3149 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3151 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3152 aux; dump reasons of decisions.
3153 (should_duplicate_loop_header_p): Likewise.
3154 (do_while_loop_p): Likewise.
3155 (ch_base::copy_headers): Dump asi num insns duplicated.
3157 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/71405
3160 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3161 incompatible type, build a new clobber with the right type instead
3162 of building a VIEW_CONVERT_EXPR around it.
3164 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3166 PR tree-optimization/52171
3167 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3168 by_pieces_ninsns instead of move_by_pieces_ninsns.
3170 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3172 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3173 for reg+reg addressing mode.
3175 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3177 * rs6000-c.c (c/c-tree.h): Add #include.
3178 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3179 in C++ when found in the base position of vec_ld or vec_st.
3181 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3183 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3184 use of profile unless profile status is PROFILE_READ.
3185 * profile.c (compute_branch_probabilities): Set profile status
3186 only after reporting predictor hitrates.
3188 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3192 * common.opt (ffp-int-builtin-inexact): New option.
3193 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3194 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3195 (ceil@var{m}2): Document dependence on this option.
3196 * ipa-inline-transform.c (inline_call): Handle
3197 flag_fp_int_builtin_inexact.
3198 * ipa-inline.c (can_inline_edge_p): Likewise.
3199 * config/i386/i386.md (rintxf2): Do not test
3200 flag_unsafe_math_optimizations.
3201 (rint<mode>2_frndint): New define_insn.
3202 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3203 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3204 for 387 instead of extending and truncating.
3205 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3206 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3207 Change to frndint<mode>2_<rounding>.
3208 (frndintxf2_<rounding>_i387): Likewise. Change to
3209 frndint<mode>2_<rounding>_i387.
3210 (<rounding_insn>xf2): Likewise.
3211 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3212 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3213 x87. Test TARGET_ROUND || !flag_trapping_math ||
3214 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3215 SSE. Use ROUND_NO_EXC in constant operand of
3216 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3217 for 387 instead of extending and truncating.
3219 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3220 Julia Koval <julia.koval@intel.com>
3232 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3233 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3234 all registers, except for function return registers if there are
3235 no caller-saved registers.
3236 (ix86_set_func_type): New function.
3237 (ix86_set_current_function): Call ix86_set_func_type to set
3238 no_caller_saved_registers and func_type. Call reinit_regs if
3239 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3240 nor x87 instructions in interrupt handler nor function with
3241 no_caller_saved_registers attribute.
3242 (ix86_function_ok_for_sibcall): Return false if there are no
3243 caller-saved registers.
3244 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3246 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3247 (ix86_function_arg): Return special arguments in interrupt handler.
3248 (ix86_promote_function_mode): Promote pointer to word_mode only
3249 for normal functions.
3250 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3252 (ix86_epilogue_uses): New function.
3253 (ix86_hard_regno_scratch_ok): Likewise.
3254 (ix86_save_reg): Preserve all registers in interrupt handler
3255 after reload. Preserve all registers, except for function return
3256 registers, if there are no caller-saved registers after reload.
3257 (find_drap_reg): Always use callee-saved register if there are
3258 no caller-saved registers.
3259 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3260 for interrupt handler.
3261 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3262 Emit cld instruction if stringops are used in interrupt handler
3263 or interrupt handler isn't a leaf function.
3264 (ix86_expand_epilogue): Generate interrupt return for interrupt
3265 handler and pop the 'ERROR_CODE' off the stack before interrupt
3266 return in exception handler.
3267 (ix86_expand_call): Disallow calling interrupt handler directly.
3268 If there are no caller-saved registers, mark all registers that
3269 are clobbered by the call which returns as clobbered.
3270 (ix86_handle_no_caller_saved_registers_attribute): New function.
3271 (ix86_handle_interrupt_attribute): Likewise.
3272 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3274 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3275 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3276 accumulation in interrupt function if stack may be realigned to
3278 (EPILOGUE_USES): New.
3279 (function_type): New enum.
3280 (machine_function): Add func_type and no_caller_saved_registers.
3281 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3282 (interrupt_return): New pattern.
3283 * doc/extend.texi: Document x86 interrupt and
3284 no_caller_saved_registers attributes.
3286 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3288 PR tree-optimization/52171
3289 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3290 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3291 Look for constant strings. Move some code to emit_block_cmp_hints
3293 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3294 * defaults.h (COMPARE_MAX_PIECES): New macro.
3295 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3296 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3297 (clear_by_pieces_1): Don't declare. Move definition before use.
3298 (can_do_by_pieces): New static function.
3299 (can_move_by_pieces): Use it. Return bool.
3300 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3301 OP. All callers changed. Handle COMPARE_BY_PIECES.
3302 (class pieces_addr); New.
3303 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3304 pieces_addr::adjust, pieces_addr::increment_address,
3305 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3307 (class op_by_pieces_d): New.
3308 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3310 (class move_by_pieces_d, class compare_by_pieces_d,
3311 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3312 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3313 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3314 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3315 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3316 compare_by_pieces_d::finish_mode): New member functions.
3317 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3319 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3320 (emit_block_cmp_hints): New function.
3321 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3322 use the newly defined classes.
3323 * expr.h (by_pieces_constfn): New typedef.
3324 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3325 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3326 (move_by_pieces_ninsns): Don't declare.
3327 (can_move_by_pieces): Change return value to bool.
3328 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3329 (compare_by_pieces_branch_ratio): New hook.
3330 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3331 (by_pieces_ninsns): Declare.
3332 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3334 (default_compare_by_pieces_branch_ratio): New function.
3335 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3336 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3337 * doc/tm.texi: Regenerate.
3338 * tree-ssa-strlen.c: Include "builtins.h".
3339 (handle_builtin_memcmp): New static function.
3340 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3341 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3343 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3345 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3346 relevant stmts which are simple and invariant.
3347 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3348 instead of simple and invariant
3350 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3352 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3353 (vectorizable_reduction): Check for new relevant state.
3354 (vectorizable_live_operation): vectorize live stmts using
3355 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3356 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3357 (vect_stmt_relevant_p): Check for stmts which are only used live.
3358 (process_use): Use of a stmt does not inherit it's live value.
3359 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3360 (vect_analyze_stmt): Check for new relevant state.
3361 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3362 outside the loop, but not inside it.
3364 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3366 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3367 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3368 (vect_get_vec_def_for_operand): Split out code.
3370 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3372 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3374 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3376 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3378 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3380 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3382 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3385 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3386 to noreturn e->callee->decl that has void return type and void
3387 arguments, adjust gimple_call_fntype and remove lhs even if it had
3388 previously addressable type.
3390 2016-06-02 Jeff Law <law@redhat.com>
3392 PR tree-optimization/71328
3393 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3394 error when checking for a jump back onto the copied path.
3396 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3398 * config/microblaze/microblaze.c (get_branch_target): Add return
3399 NULL_RTX for the non-CALL_P case.
3400 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3401 (insert_wic): Remove unused local "j".
3403 2016-06-02 Martin Liska <mliska@suse.cz>
3405 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3407 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3408 Julia Koval <julia.koval@intel.com>
3410 * function.c (assign_parm_setup_stack): Force source into a
3412 * target.def (function_incoming_arg): Update documentation to
3413 allow arbitrary address computation based on hard register.
3414 * doc/tm.texi: Regenerated.
3416 2016-06-02 Martin Liska <mliska@suse.cz>
3418 * predict.c (combine_predictions_for_bb): Fix first match in
3419 cases where a first predictor contains more than one occurence
3420 in list of predictors. Take the best value in such case.
3422 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3424 PR rtl-optimization/71295
3425 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3426 offset would go over the size of the inner mode reject it.
3428 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3430 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3431 x=x,x and v=v,m instead of x=x,m.
3433 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3434 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3435 alternative to v=rm,C.
3437 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3438 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3439 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3440 instead of vex for the last two above mentioned alternatives.
3442 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3445 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3447 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3449 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3451 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3453 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3454 from int to unsigned.
3456 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3458 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3459 alternatives, eliminating preferred register class. Add support
3460 for the MTVSRDD instruction in ISA 3.0.
3461 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3462 reg_or_indexed_operand.
3463 (vsx_splat_v4sf_internal): Likewise.
3465 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3468 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3469 for loading up all 0's or all 1's.
3471 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3473 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3475 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3477 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3479 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3480 * gcc.c (set_source_date_epoch_envvar): New function, sets
3481 the SOURCE_DATE_EPOCH environment variable to the current time.
3483 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3485 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3486 the factor for live Phi nodes.
3488 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3490 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3491 * tree-parloops.c (parallelize_loops): likewise.
3492 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3493 tree_unswitch_outer_loop): likewise.
3495 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3498 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3499 around creation of the temporary.
3501 2016-06-01 Richard Biener <rguenther@suse.de>
3503 PR tree-optimization/71366
3504 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3505 (unloop_loops): Move removing edges here ...
3506 (try_unroll_loop_completely): ... from here.
3507 (try_peel_loop): ... and here.
3508 (tree_unroll_loops_completely_1): Track parent loops via
3509 bitmap of header BBs.
3510 (tree_unroll_loops_completely): Adjust for that.
3512 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3514 * config/rs6000/altivec.h (vec_slv): New macro.
3515 (vec_srv): New macro.
3516 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3517 (UNSPEC_VSRV): New value.
3520 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3521 (vsrv): New builtin definition.
3522 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3523 define argument types for new builtin.
3524 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3526 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3529 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3530 Jocelyn Mayer <l_indien@magic.fr>
3533 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3534 detect processor family for signature_CENTAUR_ebx.
3535 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3536 signature_CENTAUR_ebx.
3537 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3538 <default>: Pass x86-64 for has_longmode.
3540 2016-06-01 Nathan Sidwell <nathan@acm.org>
3542 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3545 2016-06-01 Richard Biener <rguenther@suse.de>
3547 PR tree-optimization/71261
3548 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3549 of stmts successfully put in the bool pattern. Remove
3550 single-use restriction.
3551 (adjust_bool_pattern_cast): Add cast at the use site via the
3552 pattern def sequence.
3553 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3554 of patterned defs. Use the pattern def seqence instead of
3555 multiple independent patterns.
3556 (sort_after_uid): New qsort compare function.
3557 (adjust_bool_stmts): New function to process stmts in the bool
3558 pattern in IL order.
3559 (vect_recog_bool_pattern): Adjust.
3560 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3561 (ifcvt_walk_pattern_tree): Likewise.
3562 (stmt_is_root_of_bool_pattern): Likewise.
3563 (ifcvt_repair_bool_pattern): Likewise.
3564 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3566 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3568 * loop-unroll.c (decide_unroll_constant_iterations,
3569 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3570 likely upper bounds.
3571 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3573 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3575 * tree-core.h (enum omp_clause_code): Remove
3576 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3578 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3580 * config/arm/sync.md (arm_store_exclusive<mode>):
3581 Use 'H' output modifier on operands[2] rather than creating a new
3582 entry in out-of-bounds memory of the operands array.
3583 (arm_store_release_exclusivedi): Likewise.
3585 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3587 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3588 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3589 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3590 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3592 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3594 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3595 into account live statements for mask producers.
3597 2016-06-01 Richard Biener <rguenther@suse.de>
3599 PR tree-optimization/71311
3600 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3601 restrict to non-INTEGER_CST @0.
3603 2016-06-01 Richard Biener <rguenther@suse.de>
3605 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3606 (relational patterns): Use :c to avoid pattern duplications.
3608 2016-06-01 Richard Biener <rguenther@suse.de>
3610 * genmatch.c (comparison_code_p): New predicate.
3611 (swap_tree_comparison): New function.
3612 (commutate): Add for_vec parameter to append new for entries.
3613 Support commutating relational operators by swapping it alongside
3615 (lower_commutative): Adjust.
3616 (dt_simplify::gen): Do not pass artificial operators to gen
3618 (decision_tree::gen): Do not add artificial operators as parameters.
3619 (parser::parse_expr): Verify operator commutativity when :c is
3620 applied. Allow :C to override this.
3621 * match.pd: Adjust patterns to use :C instead of :c where required.
3623 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3625 PR tree-optimization/71077
3626 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3627 the combining step, use boolean_false_node and boolean_true_node
3628 as the designated false/true return values.
3630 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3632 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3633 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3634 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3637 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3639 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3640 of flags impliying the register renaming.
3641 * toplev.c (process_options): Do not imply flag_rename_registers with
3644 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3646 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3647 default implementation.
3649 2016-05-31 Nathan Sidwell <nathan@acm.org>
3651 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3653 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3655 * config/sh/constraints.md (b): Remove constraint.
3656 * config/sh/predicates.md (arith_reg_operand): Remove
3658 * config/sh/sh-modes.def (PDI): Remove.
3659 * config/sh/sh.c (sh_target_reg_class,
3660 sh_optimize_target_register_callee_saved): Remove functions.
3661 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3662 (sh_expand_epilogue): Update comment.
3663 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3664 sh_secondary_reload): Remove TARGET_REGS related code.
3665 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3666 TARGET_REGISTER_P): Remove macros.
3667 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3668 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3669 TR1_REG, TR2_REG): Remove constants.
3670 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3672 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3674 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3675 define_expand patterns.
3676 (adddi3_compact): Rename to adddi3.
3677 (subdi3_compact): Rename to subdi3.
3678 (*negdi2): Rename to negdi2.
3679 (*abs<mode>2): Rename to abs<mode>2.
3681 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3683 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3684 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3685 (atomic_sub_fetchsi): ... this new pattern.
3686 (mvtc): Add CC_REG clobber.
3688 2016-05-31 Marek Polacek <polacek@redhat.com>
3690 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3692 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3694 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3695 aarch64_fusion_enabled_p to check for fusion capabilities.
3697 2016-05-31 Richard Biener <rguenther@suse.de>
3699 PR tree-optimization/71352
3700 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3701 minus one and a negate.
3703 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3705 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3706 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3708 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3709 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3710 Remove use of aarch64_simd_attr_length_move, set length attribute
3712 (*aarch64_be_movoi): Likewise.
3713 (*aarch64_be_movci): Likewise.
3714 (*aarch64_be_movxi): Likewise.
3716 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3718 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3719 It no longer does that.
3720 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3722 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3724 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3725 attribute __unused__.
3727 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3729 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3730 * config/arm/arm.c (arm_arch_thumb1): Define.
3731 (arm_option_override): Initialize arm_arch_thumb1.
3732 * config/arm/arm.h (arm_arch_thumb1): Declare.
3733 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3734 support Thumb-1 ISA.
3736 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3739 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3740 `Yv' for scalar operand.
3742 2016-05-31 Tom de Vries <tom@codesourcery.com>
3744 PR tree-optimization/69068
3745 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3746 phis with more than two args.
3748 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3750 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3751 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3754 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3756 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3758 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3760 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3761 cpu_32, cpu_64, tune_32 and tune_64.
3762 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3764 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3768 2016-05-30 Andi Kleen <ak@linux.intel.com>
3770 * auto-profile.c (read_profile): Replace asserts with errors
3771 when file does not exist.
3772 * gcov-io.c (gcov_read_words): Dito.
3774 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3776 * tree-cfg.c (print_loop): Print likely upper bounds.
3778 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3780 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3781 * opts.c (default_options): Enable peel loops at -O3.
3782 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3783 (try_peel_loop): Do not re-peel already peeled loops;
3784 use likely upper bounds; fix profile updating.
3785 (pass_complete_unroll::execute): Initialize peeled_loops.
3787 2016-05-30 Martin Liska <mliska@suse.cz>
3789 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3790 computed costs by frequency of BB they belong to.
3791 (get_scaled_computation_cost_at): New function.
3793 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3794 Marc Glisse <marc.glisse@inria.fr>
3796 PR tree-optimization/71289
3797 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3799 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3801 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3803 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3805 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3806 for peeled copies; avoid underflow when updating estimates; correctly
3809 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3811 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3812 r236875. Corrected oe3 to oe2 as obvious.
3814 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3818 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3819 that inserted stmt will not dominate stmts that defines its operand.
3820 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3821 (rewrite_expr_tree_parallel): Likewise.
3823 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3826 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3827 all fields including stmt_to_insert are swapped.
3829 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3831 * predict.h (force_edge_cold): Declare.
3832 * predict.c (force_edge_cold): New function.
3833 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3835 (canonicalize_loop_induction_variables): Fix formating.
3837 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3839 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3840 (visium_expand_copysign): Use gen_int_mode directly.
3841 (visium_compute_frame_size): Minor tweaks.
3843 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3845 * tree-vect-loop.c (vect_analyze_loop_2): Use
3846 likely_max_stmt_executions_int.
3848 2016-05-30 Tom de Vries <tom@codesourcery.com>
3850 PR tree-optimization/69067
3851 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3853 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3857 New peepholes to remove unneeded fild/fistp pairs.
3858 (define_peephole2 atomic_loaddi_fpu): Ditto.
3860 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3862 * predict.c (maybe_hot_frequency_p): Avoid division.
3864 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3866 * doc/install.texi: Use https for shop.fsf.org.
3868 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3870 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3871 likely_max_stmt_executions_int.
3873 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3875 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3876 likely_max_stmt_executions_int.
3878 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3880 * profile.c (compute_branch_probabilities): Do not report hitrates
3882 (branch_prob): Report hitrates here.
3883 * predict.c (gimple_predict_edge): Do not assert profile status;
3884 fix formatting issues.
3886 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3888 * predict.c (edge_predicted_by_p): New function.
3889 (predict_paths_for_bb): Do not put multiple predictions of the same type
3892 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3894 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3897 2016-05-28 Alan Modra <amodra@gmail.com>
3899 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3901 2016-05-28 Alan Modra <amodra@gmail.com>
3903 PR rtl-optimization/71275
3904 * ira.c (ira): Free dominance info.
3906 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3908 * doc/sourcebuild.texi: New address for upstream Go repository.
3910 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3912 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3913 (TARGET_ARM_V7M): Likewise.
3915 2016-05-26 Jeff Law <law@redhat.com>
3917 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3918 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3919 * passes.def: Add jump threading passes before DOM/VRP.
3920 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3921 argument to a basic block from an edge. Remove tests which are
3923 (pass_data_thread_jumps, class pass_thread_jumps): New.
3924 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3925 (make_pass_thread_jumps): Likewise.
3926 * tree-pass.h (make_pass_thread_jumps): Declare.
3928 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3930 * config/visium/visium-protos.h (split_double_move): Rename into...
3931 (visium_split_double_move): ...this.
3932 (visium_split_double_add): Declare.
3933 * config/visium/visium.c (split_double_move): Rename into...
3934 (visium_split_double_move): ...this.
3935 (visium_split_double_add): New function.
3936 (visium_expand_copysign): Renumber operands for consistency.
3937 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3938 (DFmode move splitter): Likewise.
3939 (*addi3_insn): Split by means of visium_split_double_add.
3940 (*adddi3_insn_flags): Delete.
3941 (*plus_plus_sltu<subst_arith>): New insn.
3942 (*subdi3_insn): Split by means of visium_split_double_add.
3943 (subdi3_insn_flags): Delete.
3944 (*minus_minus_sltu<subst_arith>): New insn.
3945 (*negdi2_insn): Split by means of visium_split_double_add.
3946 (*negdi2_insn_flags): Delete.
3948 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3950 * configure.ac: Treat a --with-headers option without argument
3951 the same as the default (i.e. consult sys-include directory).
3952 * configure: Regenerate.
3954 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3956 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3957 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3959 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3960 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3962 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3965 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3966 tree-stdarg analysis results.
3967 (aarch64_setup_incoming_varargs): Likewise.
3969 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3971 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3972 va_list_gpr_counter_field and va_list_fpr_counter_field.
3974 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3977 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3978 * config/aarch64/aarch64.c
3979 (aarch64_cannot_change_mode_class): Remove function.
3980 * config/aarch64/aarch64-protos.h
3981 (aarch64_cannot_change_mode_class): Remove.
3983 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3985 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3986 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3987 get_likely_max_loop_iterations_int): New.
3988 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3989 any_likely_upper_bound.
3990 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3992 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3993 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3995 (unroll_loop_constant_iterations): Likewise.
3996 (unroll_loop_runtime_iterations): Likewise.
3997 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3998 * lto-streamer-out.c (output_cfg): Likewise.
3999 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4001 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4002 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4003 (likely_max_loop_iterations): New.
4004 (likely_max_loop_iterations_int): New.
4005 (likely_max_stmt_executions): New.
4006 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4007 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4008 likely_max_stmt_executions): Declare.
4010 2016-05-27 Marek Polacek <polacek@redhat.com>
4013 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4015 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4017 * config/s390/s390.md (2x risbg splitters): Use
4018 reg_overlap_mentioned_p instead of rtx_equal_p.
4020 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4022 * combine.c (make_compound_operation): Take known zero bits into
4023 account when checking for possible zero_extend.
4025 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4027 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4028 Use const_int_operand for operand 2 predicate. Simplify expand code
4031 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4034 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4037 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4039 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4040 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4041 that returns CC_SESWPmode and CC_ZESWPmode.
4042 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4044 (aarch64_rtx_costs): Likewise.
4046 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4048 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4049 for ISA 3.0 min/max support.
4050 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4051 conditional move support.
4052 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4053 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4055 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4056 conditional moves where the comparison type is different from move
4058 (fp_minmax): New code iterator for smin/smax.
4059 (minmax): New code attributes for min/max.
4060 (SMINMAX): Likewise.
4061 (smax<mode>3): Combine min, max insns into one insn using the
4062 fp_minmax code iterator. Add support for ISA 3.0 min/max
4063 instructions that don't need -ffast-math.
4064 (s<minmax><mode>3): Likewise.
4065 (smax<mode>3_vsx): Likewise.
4066 (smin<mode>3): Likewise.
4067 (s<minmax><mode>3_vsx): Likewise.
4068 (smin<mode>3_vsx): Likewise.
4069 (pre-VSX min/max splitters): Likewise.
4070 (s<minmax><mode>3_fpr): Likewise.
4071 (movsfcc): Rewrite floating point conditional moves to combine
4072 SFmode/DFmode into a single insn.
4073 (mov<mode>cc): Likewise.
4074 (movdfcc): Likewise.
4075 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4076 SFDF2 iterators to handle all combinations.
4077 (fseldfsf4): Likewise.
4078 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4079 (fseldfdf4): Likewise.
4080 (fselsfdf4): Likewise.
4081 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4082 comparison instructions that set a 0/-1 mask, and use it for
4083 floating point conditional move via XXSEL.
4084 (fpmask<mode>): Likewise.
4085 (xxsel<mode>): Likewise.
4086 * config/rs6000/predicates.md (min_max_operator): Delete, no
4088 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4089 instructions that generate a 0/-1 mask for use with XXSEL.
4090 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4091 say whether floating point min/max is available, either through
4092 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4093 (TARGET_MINMAX_DF): Likewise.
4095 2016-05-27 Alan Modra <amodra@gmail.com>
4097 PR rtl-optimization/71275
4098 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4099 for update_equiv_regs and combine_and_move_insns.
4101 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4104 if_then_else or cond RTXes to calculate attribute value.
4105 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4106 <attr "length_immediate>: Ditto.
4107 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4108 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4109 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4110 <attr "type">: Ditto.
4111 <attr "prefix_data16">: Ditto.
4112 <attr "prefix_extra">: Ditto.
4113 <attr "length_immediate">: Ditto.
4114 <attr "prefix">: Ditto.
4115 (vec_set<mode>_0) <attr "isa">: Ditto.
4116 <attr "prefix_extra">: Ditto.
4117 <attr "length_immediate">: Ditto.
4118 <attr "prefix">: Ditto.
4119 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4120 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4121 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4122 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4123 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4124 <attr "length_immediate">: Ditto.
4125 <attr "prefix">: Ditto.
4126 (sse2_movsd) <attr "length_immediate">: Ditto.
4127 <attr "prefix">: Ditto.
4128 (vec_concatv2df) <attr "isa">: Ditto.
4129 <attr "prefix">: Ditto.
4130 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4131 (*vec_extractv2di_1) <attr "isa">: Ditto.
4132 <attr "type">: Ditto.
4133 <attr "length_immediate">: Ditto.
4134 <attr "prefix_rex">: Ditto.
4135 <attr "prefix_extra">: Ditto.
4136 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4137 <attr "prefix_extra">: Ditto.
4138 <attr "length_immediate">: Ditto.
4139 (vec_concatv2di) <attr "isa">: Ditto.
4140 <attr "prefix_extra">: Ditto.
4141 <attr "length_immediate">: Ditto.
4142 <attr "prefix">: Ditto.
4144 2016-05-26 Martin Liska <mliska@suse.cz>
4146 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4148 (operator+): Likewise.
4149 (operator-): Likewise.
4150 (comp_cost::operator+=): Likewise.
4151 (comp_cost::operator-=): Likewise.
4152 (comp_cost::operator/=): Likewise.
4153 (comp_cost::operator*=): Likewise.
4154 (operator<): Likewise.
4155 (operator==): Likewise.
4156 (operator<=): Likewise.
4158 (infinite_cost_p): Likewise.
4159 (add_costs): Likewise.
4160 (sub_costs): Likewise.
4161 (compare_costs): Likewise.
4162 (set_group_iv_cost): Use the newly introduced functions.
4163 (get_address_cost): Likewise.
4164 (get_shiftadd_cost): Likewise.
4165 (force_expr_to_var_cost): Likewise.
4166 (split_address_cost): Likewise.
4167 (ptr_difference_cost): Likewise.
4168 (difference_cost): Likewise.
4169 (get_computation_cost_at): Likewise.
4170 (determine_group_iv_cost_generic): Likewise.
4171 (determine_group_iv_cost_address): Likewise.
4172 (determine_group_iv_cost_cond): Likewise.
4173 (autoinc_possible_for_pair): Likewise.
4174 (determine_group_iv_costs): Likewise.
4175 (cheaper_cost_pair): Likewise.
4176 (iv_ca_recount_cost): Likewise.
4177 (iv_ca_set_no_cp): Likewise.
4178 (iv_ca_set_cp): Likewise.
4179 (iv_ca_cost): Likewise.
4180 (iv_ca_new): Likewise.
4181 (iv_ca_dump): Likewise.
4182 (iv_ca_narrow): Likewise.
4183 (iv_ca_prune): Likewise.
4184 (iv_ca_replace): Likewise.
4185 (try_add_cand_for): Likewise.
4186 (try_improve_iv_set): Likewise.
4187 (find_optimal_iv_set): Likewise.
4189 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4191 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4192 that internal functions will clobber all caller-saved registers.
4194 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4196 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4197 Return a better case_values_threshold when optimizing.
4199 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4201 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4202 Add ? to integer variant.
4203 (aarch64_combinez_be): Likewise.
4205 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4207 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4208 instead of x constraint.
4209 (vcvtps2ph256<mask_name>): Likewise.
4211 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4212 alternative. Formatting fix.
4214 * config/i386/sse.md
4215 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4217 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4218 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4219 maybe_evex prefix instead of vex.
4220 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4221 EXT_REX_SSE_REG_P (op0) case in the splitter.
4223 2016-05-25 Jeff Law <law@redhat.com>
4225 PR tree-optimization/71272
4226 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4227 Update comments. Add test for empty path.
4229 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4231 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4232 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4233 special case builtin.
4234 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4235 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4236 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4237 for __builtin_vec_cmpne.
4239 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4241 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4242 redundant test and bail out if the type of the new operand is not
4243 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4245 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4248 (x_ix86_target_flags_explicit): Remove.
4249 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4250 x_ix86_target_flags_explicit.
4251 (ix86_function_specific_restore): Ditto.
4253 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4254 H.J. Lu <hongjiu.lu@intel.com>
4257 * common/config/i386/i386-common.c
4258 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4259 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4260 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4261 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4262 (-mgeneral-regs-only): Add new option.
4263 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4264 x87 instructions if only general registers are allowed.
4265 (ix86_target_string): Add ix86_flags argument. Handle additional
4266 flags options through ix86_flags argument. Update all callers.
4267 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4269 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4271 PR rtl-optimization/66940
4272 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4273 decrementing desired_val will not overflow before performing these
4276 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4278 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4279 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4280 * config/i386/i386.c (enum ix86_builtins): Add
4281 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4282 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4283 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4284 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4285 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4286 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4287 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4288 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4289 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4290 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4291 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4292 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4293 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4294 __builtin_ia32_cvtps2dq512_mask.
4295 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4296 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4297 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4298 * config/i386/sse.md
4299 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4301 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4302 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4304 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4305 (avx512f_vec_pack_sfix_v8df): New define_expand.
4306 (avx512f_roundpd512): Rename to ...
4307 (avx512f_round<castmode>512): ... this. Change iterator.
4308 (avx512f_roundps512_sfix): New define_expand.
4309 (round<mode>2_sfix): Change iterator.
4311 2016-05-25 Nick Clifton <nickc@redhat.com>
4313 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4314 static interrupt handler is detected.
4315 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4316 default linker script.
4317 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4318 the low part of a symbolic pointer.
4320 2016-05-25 Richard Biener <rguenther@suse.de>
4322 PR tree-optimization/71261
4323 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4324 interesting stmt instead of immediate uses when looking
4325 for the use operand to replace.
4327 2016-05-25 Martin Liska <mliska@suse.cz>
4329 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4331 2016-05-25 Richard Biener <rguenther@suse.de>
4333 PR tree-optimization/71264
4334 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4337 2016-05-25 Martin Liska <mliska@suse.cz>
4339 PR tree-optimization/71239
4340 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4341 if DECL_SIZE is NULL.
4343 2016-05-25 Richard Biener <rguenther@suse.de>
4345 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4346 * tree-if-conv.c (pass_data_if_conversion): Use it.
4348 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4350 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4351 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4352 * varpool.c (varpool_node::get_availability): Likewise.
4354 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4356 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4357 VNEGW/VNEGD instructions.
4358 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4359 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4360 support for ISA 3.0 VNEGW/VNEGD instructions.
4362 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4364 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4365 pointers inside OACC_DATA regions.
4366 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4367 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4368 (gimplify_adjust_omp_clauses): Fix typo in comment.
4370 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4372 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4373 parity built-in functions.
4374 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4376 (p9v_parity<mode>2): Likewise.
4377 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4379 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4380 (parity<mode>2): ISA 3.0 expander for vector parity.
4381 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4383 (BU_P9_64BIT_MISC_0): Likewise.
4384 (BU_P9_MISC_0): Likewise.
4385 (BU_P9V_AV_1): Likewise.
4386 (BU_P9V_AV_2): Likewise.
4387 (BU_P9V_AV_3): Likewise.
4388 (BU_P9V_AV_P): Likewise.
4389 (BU_P9V_VSX_1): Likewise.
4390 (BU_P9V_OVERLOAD_1): Likewise.
4391 (BU_P9V_OVERLOAD_2): Likewise.
4392 (BU_P9V_OVERLOAD_3): Likewise.
4393 (VCTZB): Add vector count trailing zeros support.
4397 (VPRTYBD): Add vector parity support.
4398 (VPRTYBQ): Likewise.
4399 (VPRTYBW): Likewise.
4400 (VCTZ): Add overloaded vector count trailing zeros support.
4401 (VPRTYB): Add overloaded vector parity support.
4402 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4403 overloaded vector count trailing zeros and parity instructions.
4404 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4405 vector parity support.
4406 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4407 trailing zeros support.
4408 (vec_cntlz): Likewise.
4409 (vec_vctzb): Likewise.
4410 (vec_vctzd): Likewise.
4411 (vec_vctzh): Likewise.
4412 (vec_vctzw): Likewise.
4413 (vec_vprtyb): Add ISA 3.0 vector parity support.
4414 (vec_vprtybd): Likewise.
4415 (vec_vprtybw): Likewise.
4416 (vec_vprtybq): Likewise.
4417 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4418 the ISA 3.0 vector count trailing zeros and vector parity built-in
4421 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4423 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4424 when there is stmt_to_insert.
4426 2016-05-24 Martin Sebor <msebor@redhat.com>
4429 * tree.h (complete_or_array_type_p): New inline function.
4431 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4433 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4434 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4435 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4437 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4438 Limit 1st alternative to noavx isa, split 2nd alternative into one
4439 noavx and one avx alternative, use *x and Bm in the former and
4440 x and m in the latter.
4442 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4443 of sse4 for the first alternative, drop %v from the template
4444 and d operand modifier. Split second alternative into one sse4_noavx
4445 and one avx alternative, use *x instead of *v in the former and v
4446 instead of *v in the latter.
4447 (*sse4_1_extractps): Use noavx isa instead of * for the first
4448 alternative, drop %v from the template. Split second alternative into
4449 one noavx and one avx alternative, use *x instead of *v in the
4450 former and v instead of *v in the latter.
4451 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4452 with noavx and the last one with avx.
4453 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4454 split the second one into one noavx and one avx alternative,
4455 use *x and Bm in the former and x and m in the latter one.
4456 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4459 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4460 first two alternatives to noavx, use *x instead of *v in the second
4461 one, add avx alternative without *.
4462 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4463 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4464 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4466 2016-05-24 Jeff Law <law@redhat.com>
4468 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4469 New function, extracted from...
4470 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4471 Allow simple copies and constant initializations in the SSA chain.
4473 2016-05-24 Marek Polacek <polacek@redhat.com>
4476 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4479 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4482 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4483 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4484 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4485 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4486 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4488 2016-05-24 Richard Biener <rguenther@suse.de>
4490 PR tree-optimization/71240
4491 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4494 2016-05-24 Richard Biener <rguenther@suse.de>
4496 PR tree-optimization/71230
4497 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4499 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4501 * tree-vectorizer.h (vectorizable_comparison): Delete.
4502 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4503 PURE_SLP_STMT check.
4504 * tree-vect-stmts.c (vectorizable_call): Likewise.
4505 (vectorizable_simd_clone_call): Likewise.
4506 (vectorizable_conversion): Likewise.
4507 (vectorizable_assignment): Likewise.
4508 (vectorizable_shift): Likewise.
4509 (vectorizable_operation): Likewise.
4510 (vectorizable_load): Likewise.
4511 (vectorizable_condition): Likewise.
4512 (vectorizable_store): Likewise. Assert that we don't have
4514 (vectorizable_comparison): Make static. Remove redundant
4515 PURE_SLP_STMT check.
4516 (vect_transform_stmt): Assert that we always have an slp_node
4519 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4521 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4522 operands[2] against 1 with comparison against CONST1_RTX.
4523 (<shift>di3_neon): Likewise.
4524 * config/arm/predicates.md (const0_operand): Replace with comparison
4527 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4530 operands[2] against 1 with comparison against CONST1_RTX.
4531 (ashrdi3): Likewise.
4532 (lshrdi3): Likewise.
4533 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4535 (ashrsi3): Likewise.
4536 (lshrsi3): Likewise.
4537 (rotrsi3): Likewise.
4538 (define_split above *compareqi_eq0): Likewise.
4539 (define_split above "prologue"): Likewise.
4540 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4541 * config/arm/predicates.md (shift_operator): Likewise.
4542 (shift_nomul_operator): Likewise.
4543 (sat_shift_operator): Likewise.
4544 (thumb1_cmp_operand): Likewise.
4545 (const_neon_scalar_shift_amount_operand): Replace manual range
4546 check with IN_RANGE.
4547 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4548 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4550 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4552 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4553 with HOST_WIDE_INT_1.
4555 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4556 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4557 (arm_canonicalize_comparison): Likewise.
4558 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4560 (thumb1_size_rtx_costs): Likewise.
4561 (vfp_const_double_index): Replace cast of 1 to unsigned
4562 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4563 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4565 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4566 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4567 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4568 HOST_WIDE_INT with HOST_WIDE_INT_1.
4570 2016-05-24 Marek Polacek <polacek@redhat.com>
4572 * tree-cfg.h (should_remove_lhs_p): New predicate.
4573 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4574 * gimplify.c (gimplify_modify_expr): Likewise.
4575 * tree-cfg.c (verify_gimple_call): Likewise.
4576 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4577 * gimple-fold.c: Include "tree-cfg.h".
4578 (gimple_fold_call): Use should_remove_lhs_p.
4580 2016-05-24 Richard Biener <rguenther@suse.de>
4582 PR tree-optimization/71253
4583 * cfganal.h (control_dependences): Make robust against edge
4585 (control_dependences::control_dependences): Remove edge_list argument.
4586 (control_dependences::get_edge): Remove.
4587 (control_dependences::get_edge_src): Add.
4588 (control_dependences::get_edge_dest): Likewise.
4589 (control_dependences::m_el): Make a vector of edge src/dest index.
4590 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4591 (control_dependences::control_dependences): Likewise.
4592 (control_dependences::~control_dependence): Likewise.
4593 (control_dependences::get_edge): Remove.
4594 (control_dependences::get_edge_src): Add.
4595 (control_dependences::get_edge_dest): Likewise.
4596 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4598 (perform_tree_ssa_dce): Adjust.
4599 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4601 (pass_loop_distribution::execute): Adjust. Do loop destroying
4602 conditional on changed.
4604 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4607 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4608 return. Reindent transformation comment and mention the ARM state
4611 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4614 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4615 after build_and_add_sum creates new use stmt.
4617 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4619 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4620 load_lanes/grouped_load classification comes first. Don't check
4621 whether the vectorization factor is a multiple of the group size
4624 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4626 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4627 GROUP_GAP for single-element interleaving.
4628 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4631 2016-05-24 Richard Biener <rguenther@suse.de>
4635 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4636 bases which are accessed with non-invariant indices.
4637 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4638 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4640 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4643 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4644 (add_to_ops_vec): Add stmt_to_insert.
4645 (add_repeat_to_ops_vec): Init stmt_to_insert.
4646 (insert_stmt_before_use): New.
4647 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4649 (get_ops): Init stmt_to_insert.
4650 (maybe_optimize_range_tests): Likewise.
4651 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4652 (rewrite_expr_tree_parallel): Likewise.
4653 (reassociate_bb): Likewise.
4655 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4658 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4659 ISA 3.0 xxperm fusion alternative.
4660 (altivec_vperm_v8hiv16qi): Likewise.
4661 (altivec_vperm_<mode>_uns_internal): Likewise.
4662 (vperm_v8hiv4si): Likewise.
4663 (vperm_v16qiv8hi): Likewise.
4665 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4666 Kelvin Nilsen <kelvin@gcc.gnu.org>
4668 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4669 vpermr/xxpermr on ISA 3.0.
4670 (altivec_expand_vec_perm_le): Likewise.
4671 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4672 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4675 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4677 * config/i386/i386.h (IS_STACK_MODE): Enable for
4678 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4679 SSE_FLOAT_MODE_P macros.
4680 * config/i386/i386.c (ix86_preferred_reload_class): Use
4681 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4682 Cleanup regclass processing for CONST_DOUBLE_P.
4683 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4684 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4685 with IS_STACK_MODE macro.
4686 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4688 (*movdf_internal): Use IS_STACK_MODE macro.
4689 (*movsf_internal): Ditto.
4691 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4693 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4694 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4696 2016-05-23 Jeff Law <law@redhat.com>
4698 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4700 (fsm_find_control_statement_thread_paths): Call it.
4702 2016-05-23 Martin Jambor <mjambor@suse.cz>
4705 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4706 from_global_constant if t is not NULL.
4708 2016-05-23 Marek Polacek <polacek@redhat.com>
4711 * common.opt (Wswitch-unreachable): New option.
4712 * doc/invoke.texi: Document -Wswitch-unreachable.
4713 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4716 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4718 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4719 TMR_INDEX is non-NULL.
4721 2016-05-23 Richard Biener <rguenther@suse.de>
4723 PR tree-optimization/71230
4724 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4725 (try_special_add_to_ops): ... here. Always test for single-use.
4727 2016-05-23 Martin Jambor <mjambor@suse.cz>
4729 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4730 default block if a PHI node in the original one would be resized.
4732 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4734 PR tree-optimization/58135
4735 * tree-vect-slp.c: When group size is not multiple
4736 of vector size, allow splitting of store group at
4739 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4741 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4743 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4745 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4746 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4747 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4750 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4751 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4752 v constraint instead of x and vinserti32x4 insn.
4754 * config/i386/sse.md (i128vldq): New mode iterator.
4755 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4756 avx512dq and avx512vl alternatives.
4758 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4759 constraint, use maybe_evex prefix instead of vex.
4760 (vec_dupv4sf): Use v constraint instead of x for output
4761 operand except for noavx alternative, use Yv constraint
4762 instead of x for input. Use maybe_evex prefix instead of vex.
4763 (*vec_dupv4si): Likewise.
4764 (*vec_dupv2di): Likewise.
4766 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4769 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4770 (linearize_expr_tree): Call try_special_add_to_ops.
4771 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4773 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4775 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4776 to computed stack_usage.
4778 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4781 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4782 operand is subreg (symbol_ref) then move the symbol ref to register.
4784 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4786 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4788 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4791 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4794 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4796 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4797 ranges by calling get_single_symbol and tidy up. Look more closely
4798 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4800 2016-05-20 Jeff Law <law@redhat.com>
4802 * bitmap.c (bitmap_find_bit): Remove useless test.
4804 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4806 * function.c (thread_prologue_and_epilogue_insns): Commit the
4807 insertion of the epilogue.
4809 2016-05-20 Martin Jambor <mjambor@suse.cz>
4811 PR tree-optimization/70884
4812 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4813 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4814 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4815 of constant pool data as a reason for scalarization.
4817 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4819 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4820 for naked functions.
4821 (thumb1_expand_prologue): Likewise.
4823 2016-05-20 Nathan Sidwell <nathan@acm.org>
4825 * config/nvptx/nptx.c (nvptx_option_override): Only set
4826 flag_toplevel_reorder, if not explicitly specified. Set
4827 flag_no_common, unless explicitly specified.
4829 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4831 * calls.c (can_implement_as_sibling_call_p): Mark param
4832 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4834 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4837 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4838 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4840 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4841 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4844 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4846 * config/nvptx/nvptx.md (sincossf3): New pattern.
4848 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4850 * calls.c (maybe_complain_about_tail_call): New function.
4851 (initialize_argument_information): Call
4852 maybe_complain_about_tail_call when clearing *may_tailcall.
4853 (can_implement_as_sibling_call_p): Call
4854 maybe_complain_about_tail_call when returning false.
4855 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4856 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4857 if tail-call optimization fails.
4858 * cfgexpand.c (expand_call_stmt): Initialize
4859 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4860 * gimple-pretty-print.c (dump_gimple_call): Dump
4861 gimple_call_must_tail_p.
4862 * gimple.c (gimple_build_call_from_tree): Call
4863 gimple_call_set_must_tail with the value of
4864 CALL_EXPR_MUST_TAIL_CALL.
4865 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4866 (gimple_call_set_must_tail): New function.
4867 (gimple_call_must_tail_p): New function.
4868 * print-tree.c (print_node): Update printing of TREE_STATIC
4869 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4870 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4871 trailing comment listing applicable flags.
4872 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4874 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4876 * calls.c (expand_call): Move "Rest of purposes for tail call
4877 optimizations to fail" to...
4878 (can_implement_as_sibling_call_p): ...this new function, and
4879 split into multiple "if" statements.
4881 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4883 * cfgloop.h (expected_loop_iterations_unbounded,
4884 expected_loop_iterations): Unconstify.
4885 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4886 profile with known upper bound; return 3 when profile is absent.
4887 (expected_loop_iterations): Update.
4889 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4891 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4892 and get_max_loop_iterations_int.
4894 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4896 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4897 realistic upper bounds here.
4899 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4902 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4903 calls if the LHS is variable length or has addressable type.
4904 If targets[0]->decl is a noreturn call with void return type and
4905 zero arguments, adjust fntype and remove lhs in that case.
4907 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4909 PR tree-optimization/71079
4910 PR tree-optimization/71206
4911 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4913 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4915 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4916 (get_vec_alignment_for_array_decl): Likewise.
4917 (get_vec_alignment_for_record_decl): Likewise.
4918 (increase_alignment::execute): Move code to find alignment to
4919 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4920 (type_align_map): New hash_map.
4922 2016-05-20 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/29756
4925 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4926 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4927 * fold-const.c (operand_equal_p): Likewise.
4928 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4929 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4930 * tree-inline.c (estimate_operator_cost): Likewise.
4931 * tree-pretty-print.c (dump_generic_node): Likewise.
4932 * tree-ssa-operands.c (get_expr_operands): Likewise.
4933 * cfgexpand.c (expand_debug_expr): Likewise.
4934 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4935 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4936 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4937 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4938 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4939 (execute_update_addresses_taken): Do it.
4941 2016-05-20 Richard Biener <rguenther@suse.de>
4943 PR tree-optimization/71185
4944 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4945 register operations.
4947 2016-05-20 Richard Biener <rguenther@suse.de>
4949 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4950 gimple_seq_add_seq_without_update.
4951 (release_bb_predicate): Assert we have no operands to free.
4952 (if_convertible_loop_p_1): Calculate post dominators later.
4953 Do not free BB predicates here.
4954 (combine_blocks): Do not recompute BB predicates.
4955 (version_loop_for_if_conversion): Save BB predicates around
4958 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4960 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4961 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4962 code. Ignore sibcalls on EDGE_IGNORE edges.
4963 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4964 on edges for sibcalls that run without prologue. The rest of the
4965 function is combined from...
4966 (fix_fake_fallthrough_edge): ... this, and ...
4967 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4968 function argument, make it a local variable.
4970 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4972 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4973 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4974 for 32-bit mode and SEH for 64-bit.
4975 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4976 TARGET_64BIT_DEFAULT.
4978 2016-05-19 Ryan Burn <contact@rnburn.com>
4980 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4981 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4983 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4985 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4986 force pending loads from memory.
4988 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4990 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4991 (UNSPEC_DARN_32): New unspec constant.
4992 (UNSPEC_DARN_RAW): New unspec constant.
4993 (darn_32): New instruction.
4994 (darn_raw): New instruction.
4995 (darn): New instruction.
4996 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4997 support and documentation for this macro.
4998 (BU_P9_MISC_1): New macro definition.
4999 (BU_P9_64BIT_MISC_0): New macro definition.
5000 (BU_P9_MISC_0): New macro definition.
5001 (darn_32): New builtin definition.
5002 (darn_raw): New builtin definition.
5003 (darn): New builtin definition.
5004 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5005 RS6000_BUILTIN_0 directives to surround each occurrence of
5006 #include "rs6000-builtin.def".
5007 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5008 RS6000_BTM_64BIT flags to the returned mask, depending on
5010 (def_builtin): Correct an error in the assignments made to the
5011 debugging variable attr_string.
5012 (rs6000_expand_builtin): Add support for no-operand built-in
5014 (builtin_function_type): Remove fatal_error assertion that is no
5016 (rs6000_common_init_builtins): Add support for no-operand built-in
5018 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5020 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5022 (RS6000_BTM_64BIT): New macro definition.
5023 * doc/extend.texi: Document __builtin_darn (void),
5024 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5027 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5029 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5030 max_loop_iterations_int.
5032 2016-05-19 Marek Polacek <polacek@redhat.com>
5034 PR tree-optimization/71031
5035 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5036 condition and adjust the code a bit.
5038 2016-05-19 Martin Liska <mliska@suse.cz>
5040 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5041 auto_vec instead of vec.
5043 2016-05-19 Martin Liska <mliska@suse.cz>
5045 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5047 2016-05-19 Martin Liska <mliska@suse.cz>
5049 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5051 2016-05-19 Martin Liska <mliska@suse.cz>
5053 * ipa-pure-const.c (set_function_state): Remove an existing
5055 (remove_node_data): Do not free it as it's released
5056 in set_function_state.
5058 2016-05-19 Martin Liska <mliska@suse.cz>
5060 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5063 2016-05-19 Martin Liska <mliska@suse.cz>
5065 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5067 2016-05-19 Martin Liska <mliska@suse.cz>
5069 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5070 an auto_vec instead of re-creating it.
5072 2016-05-19 Martin Liska <mliska@suse.cz>
5074 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5075 auto_vec instead of vec.
5077 2016-05-19 Martin Liska <mliska@suse.cz>
5079 * lto-section-in.c (lto_get_section_data): Call
5080 lto_check_version with additional argument.
5081 * lto-streamer.c (lto_check_version): Add new argument.
5082 * lto-streamer.h (lto_check_version): Likewise.
5084 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5086 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5087 Don't add cost of inner memory when handling sign-extended loads.
5089 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5091 PR rtl-optimization/71148
5092 * cse.c (cse_main): Free dominance info.
5093 (rest_of_handle_cse): Don't free dominance info.
5094 (rest_of_handle_cse2): Likewise.
5095 (rest_of_handle_cse_after_global_opts): Likewise.
5097 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5100 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5101 NULL_TREE early if NEON is not available. Remove now redundant check
5102 in ARM_CHECK_BUILTIN_MODE.
5104 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5107 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5108 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5109 * doc/cpp.texi: Document new macros.
5111 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5113 PR tree-optimization/69848
5114 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5115 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5117 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5119 * function.c (thread_prologue_and_epilogue_insn): Move the
5120 "goto epilogue_done" one block later.
5122 2016-05-19 Richard Biener <rguenther@suse.de>
5124 PR tree-optimization/70729
5125 * passes.def: Move LIM pass before PRE. Remove no longer
5126 required copyprop and move first DCE out of the loop pipeline.
5128 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5131 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5132 (OBJS-libcommon-target): ...here.
5133 * opts-common.c: Include spellcheck.h.
5134 (cmdline_handle_error): Build a vec of valid options and use it
5135 to suggest provide hints for misspelled arguments.
5137 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5140 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5141 lhs if it has TREE_ADDRESSABLE type.
5143 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5146 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5147 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5149 2016-05-18 Martin Jambor <mjambor@suse.cz>
5152 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5153 input for NOP_EXPR pass-through functions.
5154 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5155 aggregate global constant VAR_DECLs in constant jump functions.
5157 2016-05-18 Martin Jambor <mjambor@suse.cz>
5160 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5161 from TREE_READONLY parameters.
5163 2016-05-18 Martin Jambor <mjambor@suse.cz>
5166 * cgraph.h (cgraph_indirect_call_info): New field
5167 guaranteed_unmodified.
5168 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5169 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5171 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5172 pass the parameter value to ipa_find_agg_cst_for_param.
5173 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5174 guaranteed_unmodified, store AA results there instead of bailing out
5176 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5177 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5178 (find_constructor_constant_at_offset): New function.
5179 (ipa_find_agg_cst_from_init): Likewise.
5180 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5181 static initializers of contants, report back through a new paameter
5182 from_global_constant if that was the case.
5183 (try_make_edge_direct_simple_call): Also pass parameter value to
5184 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5186 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5187 (ipa_read_indirect_edge_info): Likewise.
5188 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5189 (ipa_load_from_parm_agg): Likewise.
5191 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5193 PR rtl-optimization/71150
5194 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5197 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5200 * config/rs6000/constraints.md (wE constraint): New constraint
5201 for a vector constant that can be loaded with XXSPLTIB.
5202 (wM constraint): New constraint for a vector constant of a 1's.
5203 (wS constraint): New constraint for a vector constant that can be
5204 loaded with XXSPLTIB and a vector sign extend instruction.
5205 * config/rs6000/predicates.md (xxspltib_constant_split): New
5206 predicates for wE/wS constraints.
5207 (xxspltib_constant_nosplit): Likewise.
5208 (easy_vector_constant): Add support for constants that can be
5209 loaded via XXSPLTIB.
5210 (all_ones_constant): New predicate for vector constant with all
5212 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5213 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5214 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5215 instruction and possibly with a sign extension.
5216 (output_vec_const_move): Add support for XXSPLTIB. If we are
5217 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5218 instead of XXLXOR/XXLORC.
5219 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5221 (rs6000_legitimize_reload_address): Likewise.
5222 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5224 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5225 combine VSX_M and VSX_M2 into one iterator.
5227 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5228 (VSINT_842): Likewise.
5229 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5230 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5231 XXSPLTIB instruction.
5232 (xxspltib_<mode>_nosplit): Likewise.
5233 (xxspltib_<mode>_split): New insn to load up constants with
5234 XXSPLTIB and a sign extend instruction.
5235 (vsx_mov<mode>): Replace single move that handled all vector types
5236 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5237 moves (when -mvsx-timode is in effect) into the main vector
5238 moves. Eliminate separate moves for <VSr> <VSa>, where the
5239 preferred register class (<VSr>) is listed first, and the
5240 secondary register class (<VSa>) is listed second with a '?' to
5241 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5242 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5243 that if the register was involved in a slow operation, the
5244 clear/set operation does not wait for the slow operation to
5245 finish. Adjust the length attributes for 32-bit mode. Use
5246 rs6000_output_move_128bit and drop the use of the string
5247 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5248 spacing so that the alternatives and attributes don't generate
5249 long lines, and put things in columns, so that it is easier to
5250 match up the operands and attributes with the insn alternatives.
5251 (vsx_mov<mode>_64bit): Likewise.
5252 (vsx_mov<mode>_32bit): Likewise.
5253 (vsx_movti_64bit): Fold movti into normal vector moves.
5254 (vsx_movti_32bit): Likewise.
5255 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5257 (vsx_splat_v4si_internal): Likewise.
5258 (vsx_splat_v4sf_internal): Likewise.
5259 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5260 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5261 extend vector elements.
5262 (vsx_sign_extend_hi_<mode>): Likewise.
5263 (vsx_sign_extend_si_v2di): Likewise.
5264 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5266 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5267 constraints. Add trailing period to wL documentation.
5269 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5272 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5273 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5274 * tree-call-cdce.c: Include tree-dfa.h.
5275 (can_guard_call_p): New function, extracted from...
5276 (can_use_internal_fn): ...here.
5277 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5279 (shrink_wrap_one_built_in_call): Likewise.
5280 (use_internal_fn): Likewise.
5281 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5282 and return void. Call replace_abnormal_ssa_names.
5283 (pass_call_cdce::execute): Check can_guard_call_p during the
5284 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5285 will always change something.
5287 2016-05-18 Martin Jambor <mjambor@suse.cz>
5290 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5291 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5293 2016-05-18 Martin Jambor <mjambor@suse.cz>
5296 * ipa-inline.h (condition): New field size.
5297 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5298 for comaprison and store it into the new condition.
5299 (evaluate_conditions_for_known_args): Use condition size to check
5300 access sizes for all but CHANGED conditions.
5301 (unmodified_parm_1): New parameter size_p, store access size into it.
5302 (unmodified_parm): Likewise.
5303 (unmodified_parm_or_parm_agg_item): Likewise.
5304 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5305 (set_cond_stmt_execution_predicate): Extract access sizes and store
5307 (set_switch_stmt_execution_predicate): Likewise.
5308 (will_be_nonconstant_expr_predicate): Likewise.
5309 (will_be_nonconstant_predicate): Likewise.
5310 (inline_read_section): Stream condition size.
5311 (inline_write_summary): Likewise.
5313 2016-05-18 Richard Biener <rguenther@suse.de>
5315 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5316 condition cost to PHI cost instead of total_cost.
5318 2016-05-18 Martin Liska <mliska@suse.cz>
5321 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5324 2016-05-18 Richard Biener <rguenther@suse.de>
5326 * lto-streamer.h (LTO_major_version): Bump to 6.
5328 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5330 * function.c (make_split_prologue_seq, make_prologue_seq,
5331 make_epilogue_seq): New functions, factored out from...
5332 (thread_prologue_and_epilogue_insns): Here.
5334 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5336 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5337 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5338 of before. Add a comment.
5340 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5342 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5343 expression pointer, not pointer to the pointer.
5345 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5347 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5348 (avx2_pbroadcast<mode>): Add another alternative with v instead
5349 of x constraints in it, using <pbroadcast_evex_isa> isa.
5350 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5352 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5353 constraint x instead of v in second alternative, add avx512bw
5356 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5357 constraint x instead of v in second alternative, add avx512bw
5360 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5361 constraint x instead of v in second alternative, add avx512bw
5364 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5365 avx512bw alternative.
5367 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5369 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5371 (define_insn "*andnottf3"): Ditto.
5372 (define_insn "*<code><mode>3"/any_logic): Ditto.
5373 (define_insn "*<code>tf3"/any_logic): Ditto.
5374 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5375 operand to block AVX-512VL insn variant emit when it is not enabled.
5377 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5379 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5380 constraint fot SF mode.
5382 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5383 Kirill Yukhin <kirill.yukhin@intel.com>
5385 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5387 (define_insn "rsqrt14<mode>"): Ditto.
5388 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5389 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5390 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5391 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5392 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5394 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5395 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5396 * config/i386/i386.c (ix86_print_operand): Expand check for size
5397 override codes for Intel syntax.
5399 2016-05-18 Richard Biener <rguenther@suse.de>
5401 PR tree-optimization/71168
5402 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5403 initialization earlier.
5405 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5407 * config/aarch64/aarch64-simd.md
5408 (aarch64_reduc_plus_internal<mode>): Rename to...
5409 (reduc_plus_scal): ...This, and remove previous implementation.
5411 2016-05-18 Richard Biener <rguenther@suse.de>
5413 * passes.def: Put late dse and cd_dce in canonical order.
5415 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5417 * ipa-inline-transform.c (preserve_function_body_p): Look for
5418 first non-thunk clone.
5419 (save_function_body): Save into first non-thunk.
5420 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5422 (lto_output_node): Inline thunks don't need body in every
5424 * lto-streamer-in.c: Do not fixup thunk clones.
5425 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5427 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5430 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5433 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5434 (reassociate_bb): Call transform_add_to_multiply.
5436 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5438 * config/aarch64/aarch64.c (all_extensions): Removed unused
5441 2016-05-17 Nathan Sidwell <nathan@acm.org>
5443 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5444 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5446 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5448 PR tree-optimization/54579
5450 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5452 2016-05-17 Marek Polacek <polacek@redhat.com>
5455 * tree-inline.c (expand_call_inline): Call
5456 maybe_remove_unused_call_args.
5458 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5460 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5461 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5462 * doc/md.texi (fmin@var{m}3): Likewise.
5464 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5466 * match.pd (X & C): New transformation.
5468 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5470 * match.pd (~X & Y): New transformation.
5472 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5474 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5475 information for new SSA_NAME.
5476 (simplify_conversion_using_ranges): Get range through get_range_info
5477 instead of get_value_range.
5479 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5481 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5482 Remove inline assembly.
5483 (vmvn_s16): Likewise.
5484 (vmvn_s32): Likewise.
5485 (vmvn_u8): Likewise.
5486 (vmvn_u16): Likewise.
5487 (vmvn_u32): Likewise.
5488 (vmvnq_s8): Likewise.
5489 (vmvnq_s16): Likewise.
5490 (vmvnq_s32): Likewise.
5491 (vmvnq_u8): Likewise.
5492 (vmvnq_u16): Likewise.
5493 (vmvnq_u32): Likewise.
5494 (vmvn_p8): Likewise.
5495 (vmvnq_p16): Likewise.
5497 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5499 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5501 (vmul_n_s16): Likewise.
5502 (vmul_n_s32): Likewise.
5503 (vmul_n_u16): Likewise.
5504 (vmul_n_u32): Likewise.
5505 (vmulq_n_f32): Likewise.
5506 (vmulq_n_f64): Likewise.
5507 (vmulq_n_s16): Likewise.
5508 (vmulq_n_s32): Likewise.
5509 (vmulq_n_u16): Likewise.
5510 (vmulq_n_u32): Likewise.
5512 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5514 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5515 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5517 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5519 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5520 to *aarch64_fma4_elt_from_dup<mode>.
5521 (*aarch64_fnma4_elt_to_128df): Rename to
5522 *aarch64_fnma4_elt_from_dup<mode>.
5523 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5524 (vfms_n_f32): Likewise.
5525 (vfms_n_f64): Likewise.
5526 (vfmsq_n_f32): Likewise.
5527 (vfmsq_n_f64): Likewise.
5529 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5531 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5533 2016-05-17 Richard Biener <rguenther@suse.de>
5535 PR tree-optimization/71132
5536 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5537 Only add control dependences for blocks in the loop.
5538 (build_rdg): Adjust.
5539 (generate_code_for_partition): Return whether loop should
5540 be destroyed and delay that.
5541 (distribute_loop): Likewise.
5542 (pass_loop_distribution::execute): Record loops to be destroyed
5543 and perform delayed destroying of loops.
5545 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5548 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5550 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5552 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5554 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5557 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5558 insertion point for instructions generated by validize_mem.
5560 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5562 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5565 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5567 * config/aarch64/aarch64.c
5568 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5569 rather than a macro.
5571 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5573 * doc/invoke.texi (AArch64 Options): Various updates.
5575 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5577 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5578 into instrumentation thunks.
5579 * cif-code.def (CIF_CHKP): New.
5581 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5583 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5585 2016-05-16 Martin Jambor <mjambor@suse.cz>
5587 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5588 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5590 2016-05-16 Marek Polacek <polacek@redhat.com>
5592 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5595 2016-05-16 Martin Jambor <mjambor@suse.cz>
5598 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5599 the outlined kernel function.
5601 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5603 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5604 (ISA_HAS_DLSA): Ditto.
5606 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5608 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5610 2016-05-16 Nathan Sidwell <nathan@acm.org>
5612 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5613 (nvptx_name_replacement): Restore. Add comment.
5614 (write_fn_proto, write_fn_proto_from_insn,
5615 nvptx_output_call_insn): Restore
5616 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5618 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5620 * config/aarch64/aarch64.md
5621 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5622 (add<mode>3_compareC_imm): Likewise.
5623 (<optab>si3_uxtw): Split into register and immediate variants.
5624 (andsi3_compare0_uxtw): Likewise.
5625 (and<mode>3_compare0): Likewise.
5626 (and<mode>3nr_compare0): Likewise.
5627 (stack_protect_test_<mode>): Don't use %x for memory operands.
5629 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5631 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5633 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5635 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5636 Split integer shifts into shift_reg and bfm.
5637 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5638 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5639 (ror<mode>3_insn): Likewise.
5640 (<optab>si3_insn_uxtw): Likewise.
5641 (<optab><mode>3_insn): Change to rotate_imm.
5642 (extr<mode>5_insn_alt): Likewise.
5643 (extrsi5_insn_uxtw): Likewise.
5644 (extrsi5_insn_uxtw_alt): Likewise.
5646 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5648 * doc/tm.texi: Regenerate.
5649 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5650 (TARGET_INVALID_RETURN_TYPE): Remove.
5651 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5652 TARGET_INVALID_RETURN_TYPE.
5653 * target.def (invalid_parameter_type): Remove.
5654 (invalid_return_type): Remove.
5656 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5658 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5659 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5661 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5663 (preserve_function_body_p): No need to preserve function body
5664 * cif-codes.def (CIF_THUNK): Remove.
5665 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5667 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5669 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5671 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5673 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5676 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5678 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5679 (inline_small_functions): Do not look for function symbol when
5682 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5684 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5687 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5688 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5689 Jiong Wang <jiong.wang@arm.com>
5691 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5692 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5693 Define __ARM_FP16_ARGS when appropriate.
5694 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5696 (arm_invalid_return_type): Likewise.
5697 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5698 (TARGET_INVALID_RETURN_TYPE): Remove.
5699 (aapcs_vfp_sub_candidate): Allow HFmode.
5700 (aapcs_vfp_allocate): Add comment. Support HFmode.
5701 (aapcs_vfp_allocate_return_reg): Likewise.
5702 (struct aapcs_cp_arg_layout): Slightly reword comments for
5703 is_return_candidate and allocate_return_reg.
5704 (output_mov_vfp): Update assert.
5705 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5707 (arm_invalid_parameter_type): Remove.
5708 (amr_invalid_return_type): Remove.
5709 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5710 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5711 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5713 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5715 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5716 * config/aarch64/arch64-protos.h
5717 (aarch64_legitimize_reload_address): Remove.
5718 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5721 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5723 * configure.ac: Add ACX_NONCANONICAL_HOST.
5724 * configure: Regenerate.
5725 * Makefile.in: Set host_noncanonical.
5727 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.md (*movtf_internal): Before register allocation,
5731 do not allow FP constants for CM_MEDIUM memory model, allow only
5732 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5733 (*movxf_internal): Ditto.
5734 (*movdf_internal): Ditto.
5735 (*movsf_internal): Ditto.
5737 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5739 PR rtl-optimization/67483
5740 * combine.c (make_compound_operation): Don't call extract_left_shift
5741 with negative shift amounts.
5743 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5746 * fold-const.c (fold_checksum_tree): Allow modification
5747 of TYPE_ALIAS_SET during folding.
5749 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5750 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5751 (ix86_split_to_parts): Likewise. Fix up formatting.
5753 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5755 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5756 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5759 2016-05-13 Nathan Sidwell <nathan@acm.org>
5761 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5762 (nvptx_name_replacement): Delete.
5763 (write_fn_proto, write_fn_proto_from_insn,
5764 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5765 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5766 * langhooks.c (add_builtin_funcction_common): Call
5767 targetm.mangle_decl_assembler_name.
5769 * config/nvptx/nvptx.c (write_fn_proto): Handle
5770 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5772 2016-05-13 Martin Liska <mliska@suse.cz>
5774 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5775 and PRIu64 in printf format.
5777 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5779 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5782 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5784 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5785 Change --param max-completely-peeled-times to
5786 --param max-completely-peel-times in dump file printing.
5788 2016-05-13 Richard Biener <rguenther@suse.de>
5790 PR tree-optimization/42587
5791 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5792 (find_bswap_or_nop_1): Likewise.
5793 (bswap_replace): Likewise.
5795 2016-05-13 Martin Liska <mliska@suse.cz>
5797 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5798 Initialize a variable with default value.
5800 2016-05-13 Martin Liska <mliska@suse.cz>
5802 * doc/invoke.texi: Enhance explanation of error recovery
5805 2016-05-13 Martin Liska <mliska@suse.cz>
5807 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5808 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5809 (iv_inv_expr_ent *).
5810 (struct iv_inv_expr_ent): Comment struct fields.
5811 (sort_iv_inv_expr_ent): New function.
5812 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5813 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5814 a hash_map between iv_inv_expr_ent and number of usages.
5815 (niter_for_exit): Fix coding style.
5816 (tree_ssa_iv_optimize_init): Use renamed variable.
5817 (determine_base_object): Fix coding style.
5818 (alloc_iv): Likewise.
5819 (find_interesting_uses_outside): Likewise.
5820 (add_candidate_1): Likewise.
5821 (add_standard_iv_candidates): Likewise.
5822 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5823 (prepare_decl_rtl): Fix coding style.
5824 (get_address_cost): Likewise.
5825 (get_shiftadd_cost): Likewise.
5826 (force_expr_to_var_cost): Likewise.
5827 (compare_aff_trees): Likewise.
5828 (get_expr_id): Restructure the function.
5829 (get_loop_invariant_expr_id): Renamed to
5830 get_loop_invariant_expr.
5831 (get_computation_cost_at): Replace usage of inv_expr_id with
5833 (get_computation_cost): Likewise.
5834 (determine_group_iv_cost_generic): Likewise.
5835 (determine_group_iv_cost_address): Likewise.
5836 (iv_period): Fix coding style.
5837 (iv_elimination_compare_lt): Likewise.
5838 (may_eliminate_iv): Likewise.
5839 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5841 (determine_group_iv_costs): Dump invariant expressions.
5842 (iv_ca_recount_cost): Use the newly added hash_map.
5843 (iv_ca_set_remove_invariants): Fix coding style.
5844 (iv_ca_set_add_invariants): Fix coding style.
5845 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5847 (iv_ca_set_cp): Likewise.
5848 (iv_ca_new): Initialize the newly added hash_map and remove
5849 initialization of fields.
5850 (iv_ca_free): Delete the hash_map.
5851 (iv_ca_dump): Dump invariant expressions.
5852 (iv_ca_extend): Fix coding style.
5853 (try_add_cand_for): Likewise.
5854 (create_new_ivs): Dump information about # of avg iterations and
5855 # of used invariant expressions.
5856 (rewrite_use_compare): Fix coding style.
5857 (free_loop_data): Set default value for max_inv_expr_id.
5859 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5861 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5862 returned value cse_cfg_altered computation.
5863 (rest_of_handle_cse2): Likewise.
5864 (rest_of_handle_cse_after_global_opts): Likewise.
5866 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5869 * config/arm/arm.c (arm32_output_mi_thunk): New.
5870 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5871 to split Thumb1 vs TARGET_32BIT functionality.
5872 (arm_thumb1_mi_thunk): New.
5874 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5876 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5879 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5882 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5884 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5886 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5887 (expand_builtin_trap): Emit a regular call.
5888 (set_builtin_user_assembler_name): Remove obsolete cases.
5889 * dse.c (scan_insn): Adjust.
5890 * except.c: Include calls.h.
5891 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5892 emit a regular call to setjmp.
5893 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5894 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5895 (emit_block_move_via_libcall): Delete.
5896 (block_move_fn): Delete.
5897 (init_block_move_fn): Likewise.
5898 (emit_block_move_libcall_fn): Likewise.
5899 (emit_block_op_via_libcall): New function.
5900 (set_storage_via_libcall): Tidy up and use memset builtin.
5901 (block_clear_fn): Delete.
5902 (init_block_clear_fn): Likewise.
5903 (clear_storage_libcall_fn): Likewise.
5904 (expand_assignment): Call emit_block_move_via_libcall.
5905 Do not include gt-expr.h.
5906 * expr.h (emit_block_op_via_libcall): Declare.
5907 (emit_block_copy_via_libcall): New inline function.
5908 (emit_block_move_via_libcall): Likewise.
5909 (emit_block_comp_via_libcall): Likewise.
5910 (block_clear_fn): Delete.
5911 (init_block_move_fn): Likewise.
5912 (init_block_clear_fn): Likewise.
5913 (emit_block_move_via_libcall): Likewise.
5914 (set_storage_via_libcall): Add default parameter value.
5915 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5916 (abort_libfunc): Delete.
5917 (memcpy_libfunc): Likewise.
5918 (memmove_libfunc): Likewise.
5919 (memcmp_libfunc): Likewise.
5920 (memset_libfunc): Likewise.
5921 (setbits_libfunc): Likewise.
5922 (setjmp_libfunc): Likewise.
5923 (longjmp_libfunc): Likewise.
5924 (profile_function_entry_libfunc): Likewise.
5925 (profile_function_exit_libfunc): Likewise.
5926 (gcov_flush_libfunc): Likewise.
5927 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5928 and DECL_VISIBILITY on the declaration.
5929 (init_optabs): Do not initialize obsolete libfuncs.
5930 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5931 * tree-core.h (ECF_RET1): Define.
5932 (ECF_TM_PURE): Adjust.
5933 (ECF_TM_BUILTIN): Likewise.
5934 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5935 (build_common_builtin_nodes): Initialize abort builtin.
5936 Add ECF_RET1 on memcpy, memmove and memset builtins.
5937 Pass final flags for alloca and alloca_with_align builtins.
5938 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5940 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5941 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5942 set_storage_via_libcall and call emit_block_copy_via_libcall.
5944 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5946 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5947 DImode before it is passed to ix86_output_call_operand.
5948 (*call_value_got_x32): Ditto for operand 1.
5950 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5952 PR rtl-optimization/70904
5953 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5954 reload for wide mode.
5956 2016-05-12 Marek Polacek <polacek@redhat.com>
5959 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5960 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5961 * langhooks.h (incomplete_type_error): Likewise.
5962 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5963 parameter, pass it down to incomplete_type_error.
5964 * tree.h (size_in_bytes): New inline overload.
5965 (size_in_bytes_loc): Renamed from size_in_bytes.
5967 2016-05-12 Richard Biener <rguenther@suse.de>
5969 PR tree-optimization/71059
5970 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5971 nary before looking up or entering the expression into the VN
5973 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5974 Make sure to re-use NARYs without result as inserted by
5977 2016-05-12 Richard Biener <rguenther@suse.de>
5979 PR tree-optimization/71062
5980 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5982 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5983 vars_contains_restrict if the var is a restrict tag.
5984 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5985 do not disambiguate pointers against it.
5986 (dump_points_to_solution): Re-structure and adjust for new
5987 vars_contains_restrict flag.
5988 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5990 2016-05-12 Martin Liska <mliska@suse.cz>
5992 * doc/invoke.texi: Explain connection between
5993 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5995 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5997 PR tree-optimization/71006
5998 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5999 consider COND_EXPR as a mask producer.
6001 2016-05-12 Marek Polacek <polacek@redhat.com>
6004 * opts.c (common_handle_option): Detect missing argument for --help^.
6006 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6009 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6010 when popping the PC and within an interrupt handler routine.
6011 Add missing tab to output of "ldmfd".
6012 (output_return_instruction): Output LDMFD with SP update rather
6013 than POP when returning from interrupt handler.
6015 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6018 TARGET_64BIT && TARGET_AVX512DQ.
6019 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6020 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6021 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6022 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6023 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6024 (*vec_extractv4si_zext): Add avx512dq alternative.
6025 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6026 use v instead of x constraint in other alternatives where possible.
6028 * config/i386/sse.md (sse2_loadld): Use v instead of x
6029 constraint in alternatives 0,1,4.
6031 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6032 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6033 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6036 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6037 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6038 is not emitted unless TARGET_AVX512BW.
6039 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6040 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6041 for the result operand.
6043 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6044 constraint instead of x in avx alternatives. Use maybe_evex instead
6047 * config/i386/constraints.md (Yv): New constraint.
6048 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6049 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6050 * config/i386/i386.md (avx512fvecmode): New mode attr.
6051 (*pushtf): Use v constraint instead of x.
6052 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6053 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6054 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6055 (*absnegtf2_sse): Likewise.
6056 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6057 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6058 avx512f alternatives.
6059 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6061 2016-05-12 Richard Biener <rguenther@suse.de>
6063 PR tree-optimization/71060
6064 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6065 require exact match of DR_BASE_OBJECT but only matching address and
6068 2016-05-12 Richard Biener <rguenther@suse.de>
6070 PR tree-optimization/70986
6071 * cfganal.c: Include cfgloop.h.
6072 (dfs_find_deadend): Prefer to take edges exiting loops.
6074 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6076 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6077 compile and run time.
6079 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6082 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6084 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6086 * config/i386/i386.c (legitimize_pic_address): Use
6087 copy_to_suggested_reg instead of gen_movsi.
6089 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6091 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6092 the code into quad_address_p and call it to share code with
6093 vsx_quad_dform_memory_operand.
6094 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6096 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6097 bit instead of being a separate word. Split -mpower9-dform into
6098 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6099 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6100 for the register class supporting 128-bit quad word memory offsets.
6101 (mode_supports_vsx_dform_quad): Helper function to return if the
6102 register class uses quad word memory offsets.
6103 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6104 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6105 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6106 instructions are enabled, set up the appropriate addr_masks for
6108 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6109 -mpower9-dform-scalar, instead of -mpower9-dform.
6110 (rs6000_option_override_internal): Split -mpower9-dform into two
6111 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6112 -mpower9-dform switch sets or clears both. If we are not using
6113 the LRA register allocator, do not enable -mpower9-dform-vector by
6114 default. If we are using LRA, enable -mpower9-dform-vector and
6115 -mvsx-timode if it is appropriate. Issue a warning if either
6116 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6118 (quad_address_offset_p): New helper function to return if the
6119 offset is legal for quad word memory instructions.
6120 (quad_address_p): New function to determin if GPR or vector
6121 register quad word memory addresses are legal.
6122 (mem_operand_gpr): Validate quad word address offsets.
6123 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6124 d-form (register + offset) instructions.
6125 (offsettable_ok_by_alignment): Likewise.
6126 (rs6000_legitimate_offset_address_p): Likewise.
6127 (legitimate_lo_sum_address_p): Likewise.
6128 (rs6000_legitimize_address): Likewise.
6129 (rs6000_legitimize_reload_address): Add more debug statements for
6131 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6132 d-form instructions.
6133 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6134 d-form instructions. Distinguish different cases in debug
6135 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6136 d-form instructions.
6137 (rs6000_preferred_reload_class): Likewise.
6138 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6139 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6140 of the ISA 2.06 indexed memory instructions.
6141 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6142 use them to save/restore the saved vector registers instead of
6143 using Altivec instructions.
6144 (rs6000_emit_epilogue): Likewise.
6145 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6146 (rs6000_opt_masks): Split -mpower9-dform into
6147 -mpower9-dform-scalar and -mpower9-dform-vector.
6148 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6150 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6151 ISA 3.0 vector indexed memory instructions, and fold the code into
6152 the normal mov<mode> patterns.
6153 (p9_vecstore_<mode>): Likewise.
6154 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6156 (vsx_movti_64bit): Likewise.
6157 (vsx_movti_32bit): Likewise.
6158 * config/rs6000/constraints.md (wO constraint): New constraint for
6159 ISA 3.0 vector d-form support.
6160 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6161 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6162 include -mpower9-dform-vector until we switch over to LRA.
6163 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6164 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6165 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6166 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6167 for -mpower9-dform and -mlra.
6168 * doc/md.texi (wO constraint): Document wO constraint.
6170 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6172 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6173 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6174 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6175 Move handling of non-insn arguments inline into the sole user:
6176 (output_trans_func): ...here.
6177 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6178 in emitted function prototype.
6179 (output_internal_insn_latency_func): Ditto. Simplify.
6180 (output_internal_maximal_insn_latency_func): Ditto. Delete
6181 always-unused argument.
6182 (output_insn_latency_func): Ditto.
6183 (output_maximal_insn_latency_func): Ditto.
6185 2016-05-11 Richard Biener <rguenther@suse.de>
6187 PR tree-optimization/71055
6188 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6189 sth with precision not equal to access size verify we don't chop
6192 2016-05-11 Richard Biener <rguenther@suse.de>
6195 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6196 (dwarf2out_finish): Move retry_incomplete_types call ...
6197 (dwarf2out_early_finish): ... here.
6199 2016-05-11 Richard Biener <rguenther@suse.de>
6202 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6203 if the langhook insists on it.
6204 * fold-const.c (make_bit_field_ref): Add arg for the original
6205 reference and preserve its alias-set.
6206 (decode_field_reference): Take exp by reference and adjust it
6207 to the original memory reference.
6208 (optimize_bit_field_compare): Adjust callers.
6209 (fold_truth_andor_1): Likewise.
6210 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6212 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6215 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6216 * cfgrtl.c (delete_insn_and_edges): Likewise.
6217 * config/i386/i386.c (convert_scalars_to_vector): Remove
6219 * cse.c (cse_insn): Compute cse_cfg_altered.
6220 (delete_trivially_dead_insns): Likewise.
6221 (cse_cc_succs): Likewise.
6222 (rest_of_handle_cse): Free dominance info if required.
6223 (rest_of_handle_cse2): Likewise.
6224 (rest_of_handle_cse_after_global_opts): Likewise.
6226 2016-05-11 Alan Modra <amodra@gmail.com>
6228 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6229 abi_v4_pass_in_fpr): New functions.
6230 (rs6000_function_arg_boundary): Exclude complex IBM long double
6231 from 64-bit alignment when ABI_V4.
6232 (rs6000_function_arg, rs6000_function_arg_advance_1,
6233 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6235 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6237 PR rtl-optimization/71028
6238 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6239 jump with just a return in the fallthrough block if the branch
6240 block contains just a return as well.
6242 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6244 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6245 * match.pd ((X & Y) ^ Y): ... this.
6246 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6247 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6249 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6251 * read-md.c (require_char_ws): New function.
6252 (read_string): Simplify using require_char_ws.
6253 (handle_constants): Likewise.
6254 (handle_enum): Likewise.
6255 (handle_file): Likewise.
6256 * read-md.h (require_char_ws): New declaration.
6257 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6258 (read_mapping): Likewise.
6259 (read_rtx_code): Likewise.
6260 (read_nested_rtx): Likewise.
6262 2016-05-10 James Norris <jnorris@codesourcery.com>
6264 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6265 if offloading is enabled and -fopenacc or -fopenmp is specified.
6266 (CRTOFFLOADEND): Likewise.
6267 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6268 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6270 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6272 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6273 gotoff_operand code paths. Use copy_to_suggested_regs and
6274 expand_simple_binop where appropriate. Cleanup.
6276 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6279 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6281 (dimode_scalar_chain::vector_const_cost): New.
6282 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6283 (dimode_scalar_chain::convert_op): Likewise.
6284 (dimode_scalar_chain::convert_insn): Likewise.
6286 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6288 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6289 unary operation, not a binary one.
6291 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6294 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6295 calls with type casted fndecl.
6297 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6299 PR tree-optimization/70786
6300 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6301 * calls.c (initialize_argument_information): Bind bounds
6302 with corresponding args passed by reference.
6304 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6307 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6308 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6309 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6312 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6315 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6316 code for a zero scale factor.
6317 (vsx_xvcvdpuxds_scale): Likewise.
6319 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6321 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6322 if show_ruler_p was set on the context.
6323 (layout::show_ruler): New method.
6324 * diagnostic.h (struct diagnostic_context): Add field
6327 2016-05-10 Richard Biener <rguenther@suse.de>
6329 PR tree-optimization/71039
6330 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6331 (chk_uses): New function.
6332 (propagate_with_phi): Verify we can safely replicate the lhs of an
6333 aggregate assignment on all incoming edges.
6335 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6337 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6339 (rx_atomic_sequence): New class.
6340 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6341 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6343 (rx_atomic_sequence::rx_atomic_sequence,
6344 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6345 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6346 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6347 CTRLREG_INTB): New constants.
6348 (FETCHOP): New code iterator.
6349 (fethcop_name, fetchop_name2): New iterator code attributes.
6350 (QIHI): New mode iterator.
6351 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6352 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6353 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6355 2016-05-10 Martin Liska <mliska@suse.cz>
6357 * tree-inline.c (remap_dependence_clique): Do not remap
6358 debugging statements.
6360 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6362 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6363 ("*fixuns_truncdfdi2_z13")
6364 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6365 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6366 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6368 2016-05-10 Richard Biener <rguenther@suse.de>
6370 PR tree-optimization/70497
6371 PR tree-optimization/28367
6372 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6374 (visit_reference_op_load): ... here.
6375 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6376 with simplified BIT_FIELD_REFs.
6377 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6378 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6381 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6383 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6384 documentation comment. For BLOCK nodes, add a
6385 DW_AT_abstract_origin attribute that points to the DIE generated
6386 for the origin BLOCK.
6387 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6388 blocks from inlined functions.
6390 2016-05-10 Alan Modra <amodra@gmail.com>
6393 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6394 regrename modifying insns saving lr before __morestack call.
6395 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6396 insns restoring lr after __morestack call.
6398 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6400 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6401 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6403 * config/i386/sse.md (vec_interleave_high<mode>,
6404 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6405 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6407 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6409 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6410 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6411 parallel reassociation for power8 and forward.
6413 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.md (absneg splitters with general regs): Use
6416 general_reg_operand predicate.
6417 (btsq peephole2): Use x86_64_immediate_operand to check if new
6418 value is suitable for immediate operand. Generate emitted insn
6419 using RTL expressions.
6420 (btcq peephole2): Ditto.
6421 (btrq peephole2): Ditto. Generate correct immediate operand
6424 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6426 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6429 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6431 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6432 pointer dereference.
6434 2016-05-09 Richard Biener <rguenther@suse.de>
6436 PR tree-optimization/70985
6437 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6438 op0 isn't a gimple register.
6440 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6442 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6443 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6444 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6445 (i6400_fpu_mult): New cpu units.
6446 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6447 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6448 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6449 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6450 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6451 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6452 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6453 (i6400_msa_long_float4, i6400_msa_long_float5)
6454 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6455 (i6400_msa_fdiv_sf): New reservations.
6456 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6457 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6458 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6459 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6460 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6461 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6462 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6463 (msa_short_store4, msa_long_load, msa_short_store)
6464 (msa_long_logic, msa_long_float2, msa_long_float4)
6465 (msa_long_float5, msa_long_float8, msa_long_mult)
6466 (msa_long_fdiv, msa_long_div): New reservations.
6468 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6469 Sameera Deshpande <sameera.deshpande@imgtec.com>
6470 Matthew Fortune <matthew.fortune@imgtec.com>
6471 Graham Stott <graham.stott@imgtec.com>
6472 Chao-ying Fu <chao-ying.fu@imgtec.com>
6474 * config.gcc: Add MSA header file for mips*-*-* target.
6475 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6476 (Ubv8i, Urv8): New constraints.
6477 * config/mips/mips-ftypes.def: Add function types for MSA
6479 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6480 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6481 * config/mips/mips-msa.md: New file.
6482 * config/mips/mips-protos.h
6483 (mips_split_128bit_const_insns): New prototype.
6484 (mips_msa_idiv_insns): Likewise.
6485 (mips_split_128bit_move): Likewise.
6486 (mips_split_128bit_move_p): Likewise.
6487 (mips_split_msa_copy_d): Likewise.
6488 (mips_split_msa_insert_d): Likewise.
6489 (mips_split_msa_fill_d): Likewise.
6490 (mips_expand_msa_branch): Likewise.
6491 (mips_const_vector_same_val_p): Likewise.
6492 (mips_const_vector_same_bytes_p): Likewise.
6493 (mips_const_vector_same_int_p): Likewise.
6494 (mips_const_vector_shuffle_set_p): Likewise.
6495 (mips_const_vector_bitimm_set_p): Likewise.
6496 (mips_const_vector_bitimm_clr_p): Likewise.
6497 (mips_msa_vec_parallel_const_half): Likewise.
6498 (mips_msa_output_division): Likewise.
6499 (mips_ldst_scaled_shift): Likewise.
6500 (mips_expand_vec_cond_expr): Likewise.
6501 * config/mips/mips.c (enum mips_builtin_type): Add
6502 MIPS_BUILTIN_MSA_TEST_BRANCH.
6503 (mips_gen_const_int_vector_shuffle): New prototype.
6504 (mips_const_vector_bitimm_set_p): New function.
6505 (mips_const_vector_bitimm_clr_p): Likewise.
6506 (mips_const_vector_same_val_p): Likewise.
6507 (mips_const_vector_same_bytes_p): Likewise.
6508 (mips_const_vector_same_int_p): Likewise.
6509 (mips_const_vector_shuffle_set_p): Likewise.
6510 (mips_symbol_insns): Forbid loading symbols via immediate for
6512 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6514 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6516 (mips_lx_address_p): Add support load indexed address for MSA.
6517 (mips_address_insns): Add calculation of instructions needed for
6518 stores and loads for MSA.
6519 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6520 CONST_VECTOR for MSA and let it fall through.
6521 (mips_ldst_scaled_shift): New function.
6522 (mips_subword_at_byte): Likewise.
6523 (mips_msa_idiv_insns): Likewise.
6524 (mips_legitimize_move): Validate MSA moves.
6525 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6526 calculation of costs for MSA division.
6527 (mips_split_move_p): Check if MSA moves need splitting.
6528 (mips_split_move): Split MSA moves if necessary.
6529 (mips_split_128bit_move_p): New function.
6530 (mips_split_128bit_move): Likewise.
6531 (mips_split_msa_copy_d): Likewise.
6532 (mips_split_msa_insert_d): Likewise.
6533 (mips_split_msa_fill_d): Likewise.
6534 (mips_output_move): Handle MSA moves.
6535 (mips_expand_msa_branch): New function.
6536 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6537 Reinstate 'y' modifier.
6538 (mips_file_start): Add MSA .gnu_attribute.
6539 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6541 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6542 (mips_class_max_nregs): Add register size for MSA supported mode.
6543 (mips_cannot_change_mode_class): Allow conversion between MSA
6544 vector modes and TImode.
6545 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6547 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6548 (mips_preferred_simd_mode): Add preffered modes for MSA.
6549 (mips_vector_mode_supported_p): Add MSA supported modes.
6550 (mips_autovectorize_vector_sizes): New function.
6551 (mips_msa_output_division): Likewise.
6552 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6553 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6554 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6555 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6556 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6557 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6558 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6559 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6560 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6561 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6562 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6563 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6564 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6565 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6566 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6567 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6568 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6569 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6570 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6571 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6572 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6573 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6574 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6575 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6576 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6577 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6578 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6579 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6580 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6581 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6582 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6583 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6584 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6585 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6586 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6587 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6588 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6589 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6590 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6591 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6592 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6593 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6594 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6595 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6596 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6597 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6598 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6599 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6600 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6601 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6602 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6603 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6604 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6605 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6606 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6607 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6608 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6609 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6610 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6611 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6612 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6613 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6614 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6615 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6616 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6617 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6618 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6619 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6620 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6621 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6622 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6623 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6624 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6625 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6626 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6627 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6628 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6629 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6630 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6631 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6632 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6633 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6634 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6635 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6636 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6637 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6638 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6639 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6640 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6641 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6642 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6643 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6644 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6645 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6646 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6647 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6648 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6649 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6650 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6651 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6652 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6653 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6654 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6655 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6656 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6657 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6658 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6659 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6660 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6661 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6662 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6663 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6664 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6665 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6666 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6667 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6668 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6669 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6670 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6671 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6672 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6673 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6674 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6675 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6676 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6677 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6678 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6679 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6680 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6681 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6682 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6683 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6684 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6685 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6686 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6687 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6688 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6689 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6690 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6691 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6692 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6693 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6694 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6695 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6696 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6697 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6698 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6699 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6700 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6701 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6702 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6704 (mips_get_builtin_decl_index): New array.
6705 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6706 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6707 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6708 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6709 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6711 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6713 (mips_expand_builtin_insn): Prepare operands for
6714 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6715 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6716 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6717 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6718 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6719 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6720 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6721 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6722 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6723 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6724 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6725 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6726 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6727 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6728 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6729 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6730 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6731 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6732 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6733 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6734 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6735 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6736 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6737 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6738 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6739 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6740 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6741 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6742 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6743 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6744 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6745 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6746 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6747 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6748 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6749 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6750 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6751 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6752 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6753 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6754 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6755 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6756 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6757 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6758 These are set implicitly and an error is reported if overridden.
6759 (mips_expand_builtin_msa_test_branch): New function.
6760 (mips_expand_msa_shuffle): Likewise.
6761 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6762 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6763 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6764 (mips_expand_vec_unpack): Add support for MSA.
6765 (mips_expand_vector_init): Likewise.
6766 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6767 instead of const0_rtx.
6768 (mips_msa_vec_parallel_const_half): New function.
6769 (mips_gen_const_int_vector): Likewise.
6770 (mips_gen_const_int_vector_shuffle): Likewise.
6771 (mips_expand_msa_cmp): Likewise.
6772 (mips_expand_vec_cond_expr): Likewise.
6773 * config/mips/mips.h
6774 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6775 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6777 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6778 (ISA_HAS_MSA): New macro.
6779 (UNITS_PER_MSA_REG): Likewise.
6780 (BITS_PER_MSA_REG): Likewise.
6781 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6782 (MSA_REG_FIRST): New macro.
6783 (MSA_REG_LAST): Likewise.
6784 (MSA_REG_NUM): Likewise.
6785 (MSA_REG_P): Likewise.
6786 (MSA_REG_RTX_P): Likewise.
6787 (MSA_SUPPORTED_MODE_P): Likewise.
6788 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6789 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6790 * config/mips/mips.md: Include mips-msa.md.
6791 (alu_type): Add simd_add.
6792 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6793 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6794 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6795 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6796 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6797 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6798 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6799 simd_move, simd_load, simd_store. Choose "multi" for moves
6801 (qword_mode): New attribute.
6802 (insn_count): Add instruction count for quad moves.
6803 Increase the count for MIPS SIMD division.
6804 (UNITMODE): Add UNITMODEs for vector types.
6805 (addsub): New code iterator.
6806 * config/mips/mips.opt (mmsa): New option.
6807 * config/mips/msa.h: New file.
6808 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6810 * config/mips/mti-linux.h: Likewise.
6811 * config/mips/predicates.md
6812 (const_msa_branch_operand): New constraint.
6813 (const_uimm3_operand): Likewise.
6814 (const_uimm4_operand): Likewise.
6815 (const_uimm5_operand): Likewise.
6816 (const_uimm8_operand): Likewise.
6817 (const_imm5_operand): Likewise.
6818 (aq10b_operand): Likewise.
6819 (aq10h_operand): Likewise.
6820 (aq10w_operand): Likewise.
6821 (aq10d_operand): Likewise.
6822 (const_m1_operand): Likewise.
6823 (reg_or_m1_operand): Likewise.
6824 (const_exp_2_operand): Likewise.
6825 (const_exp_4_operand): Likewise.
6826 (const_exp_8_operand): Likewise.
6827 (const_exp_16_operand): Likewise.
6828 (const_vector_same_val_operand): Likewise.
6829 (const_vector_same_simm5_operand): Likewise.
6830 (const_vector_same_uimm5_operand): Likewise.
6831 (const_vector_same_uimm6_operand): Likewise.
6832 (const_vector_same_uimm8_operand): Likewise.
6833 (par_const_vector_shf_set_operand): Likewise.
6834 (reg_or_vector_same_val_operand): Likewise.
6835 (reg_or_vector_same_simm5_operand): Likewise.
6836 (reg_or_vector_same_uimm6_operand): Likewise.
6837 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6839 * doc/invoke.texi (-mmsa): Document new option.
6841 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6843 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6844 * configure: Regenerate.
6845 * config.in: Regenerate.
6846 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6848 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6849 (ENDFILE_VTV_SPEC): Define.
6851 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6853 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6854 registers in all interrupt handlers if necessary.
6855 (rl78_option_override): Add warning.
6856 (MUST_SAVE_MDUC_REGISTERS): New macro.
6857 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6858 * config/rl78/rl78.c (check_mduc_usage): New function.
6859 (mduc_regs): New structure to hold MDUC register data.
6860 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6861 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6862 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6863 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6864 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6865 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6867 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6869 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6870 (tree-ssa-loop-niter.h): Ditto.
6871 (idx_within_array_bound, ref_within_array_bound): New functions.
6872 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6873 Factor out check on writable base object to ...
6874 (base_object_writable): ... here.
6876 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6878 * config/arm/arm.md (probe_stack): Add modes to set source
6881 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6883 * regrename.c (base_reg_class_for_rename): New static function.
6884 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6886 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6888 * cgraph.c (thunk_adjust): Export.
6889 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6890 * cgraphunit.c (thunk_adjust): Export.
6891 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6893 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6895 * tree-inline.c (expand_call_inline): Expand thunks inline.
6897 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6901 (*sse2_vd_cvtss2sd): Ditto.
6902 * config/i386/i386.md
6903 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6904 Generate *sse2_vd_cvtsd2ss pattern.
6905 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6906 Generate *sse2_vd_cvtss2sd pattern.
6908 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6910 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6911 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6914 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6916 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6917 * config/sh/sh.c: Define and declare variables on first use throughout
6919 (current_function_interrupt): Change to bool type.
6920 (frame_insn): Rename to emit_frame_insn and update users.
6921 (push_regs): Use bool for 'interrupt_handler' argument.
6922 (save_schedule_s): Remove.
6923 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6924 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6925 targetm.asm_out.unaligned_op.di.
6926 (gen_far_branch): Remove redundant forward declaration.
6927 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6928 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6929 (sh_set_return_address, sh_function_ok_for_sibcall,
6930 scavenge_reg): Update comments.
6931 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6932 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6933 (sh_attr_renesas_p): Remove unnecessary parentheses.
6934 (branch_dest): Simplify.
6935 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6936 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6937 (CUMULATIVE_ARGS): Change macro to typedef.
6938 (current_function_interrupt): Change to bool type.
6939 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6940 Surround with __cplusplus ifdef.
6941 (sh_compare_op0, sh_compare_op1): Remove.
6942 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6944 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6946 * config/arm/arm.md: (arch): Add neon.
6947 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6948 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6949 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6950 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6951 attributes for alt renumbering. Mark alt 3 as non-predicable.
6952 (thumb2_movdf_vfp): Likewise.
6954 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6956 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6957 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6958 (*andqi_1): Add preferred_for_speed attribute to disparage
6959 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6960 (*<code>qi_1): Ditto.
6961 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6962 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6963 (*ashlqi3_1): Ditto.
6964 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6965 Add preferred_for_size attribute to disparage alternative 0 and
6966 preferred_for_speed attribute to disparage alternative 1 for
6967 TARGET_PARTIAL_REG_STALL targets.
6969 2016-05-07 Tom de Vries <tom@codesourcery.com>
6971 PR tree-optimization/70956
6972 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6975 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6977 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6978 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6979 * config/sh/sh.md (branch_zero): Remove define_attr.
6980 (define_delay): Disable delay slot if branch distance is one insn.
6982 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/i386.md (LEAMODE): New mode attribute.
6985 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6986 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6987 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6988 operand 2 predicate.
6989 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6990 (*lea<mode>_general_3): Ditto.
6991 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6993 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6995 * genmddump.c (main): Convert argv from char ** to const char **.
6997 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6999 * coretypes.h (OVERRIDE): New macro.
7002 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7004 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7005 allow coalescing if the types are compatible.
7007 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7009 * pass_manager.h (pass_manager::register_pass_name): New method.
7010 (pass_manager::get_pass_by_name): New method.
7011 (pass_manager::create_pass_tab): New method.
7012 (pass_manager::m_name_to_pass_map): New field.
7013 * passes.c (name_to_pass_map): Delete global in favor of field
7014 "m_name_to_pass_map" of pass_manager.
7015 (register_pass_name): Rename from a function to...
7016 (pass_manager::register_pass_name): ...this method, updating
7017 for renaming of global "name_to_pass_map" to field
7018 "m_name_to_pass_map".
7019 (create_pass_tab): Rename from a function to...
7020 (pass_manager::create_pass_tab): ...this method, updating
7021 for renaming of global "name_to_pass_map" to field.
7022 (get_pass_by_name): Rename from a function to...
7023 (pass_manager::get_pass_by_name): ...this method.
7024 (enable_disable_pass): Convert use of get_pass_by_name to
7025 a method call, locating the pass_manager singleton.
7027 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7029 * genattr-common.c (main): Convert argv from char ** to const char **.
7030 * genattr.c (main): Likewise.
7031 * genattrtab.c (main): Likewise.
7032 * genautomata.c (initiate_automaton_gen): Likewise.
7034 * gencodes.c (main): Likewise.
7035 * genconditions.c (main): Likewise.
7036 * genconfig.c (main): Likewise.
7037 * genconstants.c (main): Likewise.
7038 * genemit.c (main): Likewise.
7039 * genenums.c (main): Likewise.
7040 * genextract.c (main): Likewise.
7041 * genflags.c (main): Likewise.
7042 * genmddeps.c (main): Likewise.
7043 * genopinit.c (main): Likewise.
7044 * genoutput.c (main): Likewise.
7045 * genpeep.c (main): Likewise.
7046 * genpreds.c (main): Likewise.
7047 * genrecog.c (main): Likewise.
7048 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7049 (init_rtx_reader_args): Likewise.
7050 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7051 (init_rtx_reader_args): Likewise.
7052 * gentarget-def.c (main): Likewise.
7053 * read-md.c (read_md_files): Likewise.
7054 * read-md.h (read_md_files): Likewise.
7056 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7058 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7059 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7060 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7061 Remove unused predicate.
7062 (register_and_not_fp_reg_operand): Ditto.
7064 2016-05-06 Martin Liska <mliska@suse.cz>
7066 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7067 instead of vec as the vector is local to the function.
7069 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7071 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7072 avx512bw alternative.
7074 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7075 before the ashr<mode>3 pattern.
7077 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7078 v instead of x in vex or maybe_vex alternatives, use
7079 maybe_evex instead of vex in prefix.
7081 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7082 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7083 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7084 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7087 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7088 v instead of x in vex or maybe_vex alternatives, use
7089 maybe_evex instead of vex in prefix.
7091 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7092 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7093 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7094 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7095 alternatives, use maybe_evex instead of vex in prefix.
7097 * config/i386/sse.md (vec_interleave_lowv4sf,
7098 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7099 v instead of x in vex or maybe_vex alternatives, use
7100 maybe_evex instead of vex in prefix.
7102 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7103 v instead of x in vex or maybe_vex alternatives, use
7104 maybe_evex instead of vex in prefix.
7106 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7107 v constraint instead of x.
7109 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7111 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7112 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7115 2016-05-06 Richard Biener <rguenther@suse.de>
7117 PR tree-optimization/70948
7118 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7119 Properly clobber all fields of va_list for __builtin_va_start.
7121 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7124 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7125 loop latch destination.
7127 2016-05-06 Martin Liska <mliska@suse.cz>
7129 * tree-ssa-uninit.c: Apply manual changes
7130 to the GNU coding style.
7131 (prune_uninit_phi_opnds): Rename from
7132 prune_uninit_phi_opnds_in_unrealizable_paths.
7134 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7136 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7137 mspace): Remove deprecated options.
7138 * doc/invoke.texi (SH options): Remove -mspace.
7140 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7142 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7144 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7146 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7147 corresponding combine split pattern.
7149 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7152 * config/sh/predicates.md (long_displacement_mem_operand): New.
7153 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7154 Add movi20, movi20s alternatives. Adjust length attribute for
7156 (movsi_ie): Allow for any FPU. Adjust length attribute for
7158 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7159 attribute for alternatives.
7160 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7161 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7162 length attribute for alternatives.
7164 2016-05-06 Richard Biener <rguenther@suse.de>
7166 PR tree-optimization/70960
7167 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7169 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7172 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7173 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7175 2016-05-06 Marek Polacek <polacek@redhat.com>
7178 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7180 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7183 * config/sh/sh.md (*rotcr): Add another variant.
7185 2016-05-06 Richard Biener <rguenther@suse.de>
7188 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7190 2016-05-06 Richard Biener <rguenther@suse.de>
7193 * fold-const.c (split_tree): Always convert to the original type
7196 2016-05-06 Richard Biener <rguenther@suse.de>
7198 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7199 (fwprop_addr): Likewise.
7201 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7204 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7206 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7207 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7208 the splitter condition.
7209 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7210 the splitter condition.
7211 (FP float_extend load splitter): Ditto.
7213 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7216 to REGNO in all peephole2 patterns.
7217 (post-reload splitters): Change true_regnum to REGNO in
7218 post-reload splitters.
7219 (zero_extend splitters): Use general_reg_operand and
7220 nonimmediate_gr_operand predicates.
7222 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7224 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7225 v constraint instead of x.
7227 2016-05-05 Alan Modra <amodra@gmail.com>
7230 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7231 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7232 TARGET_NO_FP_IN_TOC for -mrelocatable.
7233 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7234 TARGET_RELOCATABLE test.
7235 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7236 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7237 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7238 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7239 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7240 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7241 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7242 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7243 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7244 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7246 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7247 (rs6000_stack_info): Likewise.
7248 (rs6000_elf_asm_out_constructor): Likewise.
7249 (rs6000_elf_asm_out_destructor): Likewise.
7250 (rs6000_elf_declare_function_name): Likewise.
7251 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7252 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7255 2016-05-05 Alan Modra <amodra@gmail.com>
7257 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7259 2016-05-05 Alan Modra <amodra@gmail.com>
7261 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7262 out-of-line gpr restore for one or two regs if that would add
7265 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7268 * config/i386/i386.md
7269 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7270 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7271 as operand 0 predicate.
7272 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7274 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7275 Ditto. Emit the pattern using RTX.
7277 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7278 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7279 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7280 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7282 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7283 sse_reg_operand as operand 0 predicate.
7285 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7286 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7287 instead of gen_rtx_REG.
7288 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7291 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7293 * function.c (emit_use_return_register_into_block): Delete.
7294 (gen_return_pattern): Delete.
7295 (emit_return_into_block): Delete.
7296 (active_insn_between): Delete.
7297 (convert_jumps_to_returns): Delete.
7298 (emit_return_for_exit): Delete.
7299 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7300 simple_return for shrink-wrapped blocks.
7301 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7302 end of blocks that need one.
7303 (get_unconverted_simple_return): Delete.
7304 (convert_to_simple_return): Delete.
7305 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7306 (convert_to_simple_return): Ditto.
7308 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7310 * cfgcleanup.c (bb_is_just_return): New function.
7311 (try_optimize_cfg): Simplify jumps to return, branches to return,
7312 and branches around return.
7314 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7316 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7319 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7323 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7324 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7325 assert flags & OEP_HASH_CHECK, instead of asserting it
7326 never happens. Handle TARGET_EXPR.
7327 * fold-const.c (operand_equal_p): For hash verification,
7328 or in OEP_HASH_CHECK into flags.
7330 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7332 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7334 (compute_samebase_partition_bases): Fix typo.
7336 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7338 * config/i386/sse.md (vec_interleave_highv8sf,
7339 vec_interleave_lowv8sf, vec_interleave_highv4df,
7340 vec_interleave_lowv4df): Remove constraints from expanders.
7342 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7344 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7346 * tree-inline.c (expand_call_inline): Fix path dealing with
7347 making lhs of call statement undefined.
7349 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7351 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7352 Check availability on NODE, too.
7353 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7354 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7355 (varpool_node::call_for_symbol_and_aliase): Likewise.
7356 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7357 (propagate_pure_const): Propagate across interposable functions, too.
7358 (skip_function_for_local_pure_const): Do not skip interposable bodies
7360 (pass_local_pure_const::execute): Update.
7362 2016-05-04 Marek Polacek <polacek@redhat.com>
7364 * doc/invoke.texi: Document -Wdangling-else.
7366 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7368 * config.gcc: Error out when conflicting multilib is detected. Do not
7369 loop over multilibs since no combination is legal.
7371 2016-05-04 Alan Modra <amodra@gmail.com>
7373 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7374 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7375 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7378 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7380 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7381 Clean up p5600 comments.
7383 2016-05-04 Richard Biener <rguenther@suse.de>
7385 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7386 constructor simplifications.
7387 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7389 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7391 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7392 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7393 result.set_rtx is null instead of aborting.
7394 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7396 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7397 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7398 *mov<mode>_store_postinc): New patterns.
7400 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7402 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7403 as commutative. Check both conversions are NOP.
7404 ((A & B) OP (C & B)): Remove.
7406 2016-05-04 Alan Modra <amodra@gmail.com>
7408 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7410 2016-05-04 Alan Modra <amodra@gmail.com>
7413 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7414 when cr2,3,4 are all fixed regs.
7416 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7418 PR rtl-optimization/57193
7419 * opts.c (default_options_table): Revert OPT_frename_registers change.
7420 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7422 2016-05-03 Martin Sebor <msebor@redhat.com>
7425 * builtins.c (fold_builtin_FILE): New function.
7426 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7427 (fold_builtin_0): Call them.
7428 * gimplify.c (gimplify_call_expr): Remove the handling of
7429 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7432 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7433 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7437 * doc/extend.texi (Function Names as Strings): Update __func__,
7438 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7441 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7442 Richard Biener <rguenther@suse.de>
7444 PR tree-optimization/70916
7445 * tree-if-conv.c: Include cfganal.h.
7446 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7447 and remove_fake_exit_edges around the optimization pass.
7449 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7451 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7452 (cgraph_edge::make_direct): Likewise.
7453 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7454 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7455 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7456 (CIF_THUNK): New code.
7457 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7458 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7459 (compute_inline_parameters): Set inline_failed for thunks.
7460 (inline_analyze_function): Cleanup.
7461 * ipa-inline.c (can_inline_edge_p): Do not deal with
7462 call_stmt_cannot_inline_p.
7463 (can_early_inline_edge_p): Likewise.
7464 (early_inliner): Initialize inline_failed.
7465 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7467 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7469 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7470 from nonimm_ssenomem_operand.
7471 (nonimm_ssenomem_operand): New predicate.
7472 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7473 as operand 0 predicate.
7474 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7475 Disable unsupported alternatives using "enabled" attribute.
7476 Use register_ssemem_operand as operand 0 predicate.
7477 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7479 2016-05-03 Marek Polacek <polacek@redhat.com>
7482 * input.c (expansion_point_location): New function.
7483 * input.h (expansion_point_location): Declare.
7485 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7487 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7488 occurence with frame_offset_ ones.
7490 2016-05-03 Alan Modra <amodra@gmail.com>
7492 PR rtl-optimization/70890
7493 * ira.c (combine_and_move_insns): When moving def_insn, remove
7496 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7498 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7499 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7500 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7501 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7503 2016-05-03 Alan Modra <amodra@gmail.com>
7505 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7506 for SAVE_MULTIPLE/STORE_MULTIPLE.
7508 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7510 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7511 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7513 2016-05-03 Richard Biener <rguenther@suse.de>
7515 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7517 (gimplify_arg): Likewise.
7518 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7519 re-writing the result to a decl if required.
7520 (internal_get_tmp_var): Add allow_ssa parameter
7521 and override into_ssa with it.
7522 (get_formal_tmp_var): Adjust.
7523 (get_initialized_tmp_var): Add allow_ssa parameter.
7524 (gimplify_arg): Add allow_ssa parameter and avoid generating
7525 SSA names for the result false.
7526 (gimplify_call_expr): If the call may return twice do not
7527 gimplify parameters into SSA.
7528 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7529 (gimplify_modify_expr): Adjust assert. For noreturn calls
7530 with a SSA name LHS adjust its def.
7531 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7532 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7533 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7534 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7535 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7536 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7537 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7538 (optimize_target_teams): Do not allow SSA names for clause operands.
7539 (gimplify_expr): Likewise for where we mark the result addressable.
7540 * passes.def (pass_init_datastructures): Remove.
7541 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7542 (rewrite_stmt): Likewise.
7543 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7544 (replace_locals_op): Replace SSA names.
7545 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7546 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7547 * cgraph.c (release_function_body): Free CFG annotations only
7548 when we have a CFG. Simplify.
7549 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7550 force_gimple_operand instead of get_initialized_tmp_var.
7551 * tree-pass.h (make_pass_init_datastructures): Remove.
7552 * tree-ssa.c (execute_init_datastructures): Remove.
7553 (pass_data_init_datastructures): Likewise.
7554 (class pass_init_datastructures): Likewise.
7555 (make_pass_init_datastructures): Likewise.
7556 * omp-low.c (create_omp_child_function): Init SSA data structures.
7557 (grid_expand_target_grid_body): Likewise.
7558 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7559 name before adding it to names_to_release.
7560 (remove_bb): Always release SSA defs.
7561 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7562 before dereferencing it.
7563 * cgraphunit.c (init_lowered_empty_function): Always
7564 int SSA data structures.
7565 * tree-ssanames.c (release_defs): Remove assert that we are in
7567 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7569 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7570 Uros Bizjak <ubizjak@gmail.com>
7572 PR rtl-optimization/70467
7573 * config/i386/predicates.md (x86_64_hilo_int_operand,
7574 x86_64_hilo_general_operand): New predicates.
7575 * config/i386/constraints.md (Wd): New constraint.
7576 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7577 (general_hilo_operand): New mode attr.
7578 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7579 instead of <general_operand>.
7580 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7581 x86_64_hilo_general_operand instead of <general_operand>.
7583 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7585 PR tree-optimization/70916
7586 * tree-if-conv.c (constant_or_ssa_name): Removed.
7587 (fold_build_cond_expr): Use is_gimple_val instead of
7588 constant_or_ssa_name.
7590 PR tree-optimization/70916
7591 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7592 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7595 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7596 (optimize_atomic_bit_test_and): New function.
7597 (pass_fold_builtins::execute): Use it.
7598 * optabs.def (atomic_bit_test_and_set_optab,
7599 atomic_bit_test_and_complement_optab,
7600 atomic_bit_test_and_reset_optab): New optabs.
7601 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7602 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7603 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7604 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7605 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7606 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7607 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7608 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7609 atomic_bit_test_and_complement@var{mode},
7610 atomic_bit_test_and_reset@var{mode}): Document.
7611 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7612 atomic_bit_test_and_complement<mode>,
7613 atomic_bit_test_and_reset<mode>): New expanders.
7614 (atomic_bit_test_and_set<mode>_1,
7615 atomic_bit_test_and_complement<mode>_1,
7616 atomic_bit_test_and_reset<mode>_1): New insns.
7618 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7620 PR rtl-optimization/70687
7621 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7622 instead of unsigned HOST_WIDE_INT.
7624 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7626 PR rtl-optimization/44281
7627 * hard-reg-set.h (struct target_hard_regs): New field
7628 x_fixed_nonglobal_reg_set.
7629 (fixed_nonglobal_reg_set): New macro.
7630 * reginfo.c (init_reg_sets_1): Initialize it.
7631 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7633 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7635 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7637 PR tree-optimization/56541
7638 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7639 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7640 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7641 (any_complicated_phi): new static variable.
7642 (aggressive_if_conv): delete.
7643 (if_convertible_phi_p): support phis with more than two arguments.
7644 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7645 critical pred edges.
7646 (ifcvt_split_critical_edges): support phis with more than two
7647 arguments by checking new parameter. only split critical edges
7649 (tree_if_conversion): handle simd pragma marked loop using new
7650 local variable aggressive_if_conv. check any_complicated_phi.
7652 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7654 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7657 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7659 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7662 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7664 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7665 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7666 define_insn_and_split.
7667 (mulsi3_i): New define_insn_and_split.
7668 (mulsi3_call): Convert to define_insn.
7669 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7672 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7674 * machmode.h (mode_complex): Add support to give the complex mode
7676 (GET_MODE_COMPLEX_MODE): Likewise.
7677 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7678 stored by build_complex_type and gfc_build_complex_type instead of
7679 trying to figure out the appropriate mode based on the size. Raise
7680 an assertion error, if the type was not set.
7681 * genmodes.c (struct mode_data): Add field for the complex type of
7683 (blank_mode): Likewise.
7684 (make_complex_modes): Remember the complex mode created in the
7686 (emit_mode_complex): Write out the mode_complex array to map a
7687 type mode to the complex version.
7688 (emit_insn_modes_c): Likewise.
7689 * tree.c (build_complex_type): Set the complex type to use before
7690 calling layout_type.
7691 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7692 support for __float128 complex datatypes.
7693 (rs6000_hard_regno_mode_ok): Likewise.
7694 (rs6000_setup_reg_addr_masks): Likewise.
7695 (rs6000_complex_function_value): Likewise.
7696 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7697 __float128 and __ibm128 complex.
7698 (FLOAT128_IBM_P): Likewise.
7699 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7700 * doc/extend.texi (Additional Floating Types): Document that
7701 -mfloat128 must be used to enable __float128. Document complex
7702 __float128 and __ibm128 support.
7704 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7707 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7708 char/short arguments promoted to int because of promote_prototypes.
7710 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7712 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7713 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7714 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7715 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7716 alternatives using "enabled" attribute. Use register_ssemem_operand
7717 as operand 1 predicate.
7718 (*cmpi<unord>xf_i387): Split XFmode pattern from
7719 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7720 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7721 *absneg<mode>2_i387. Disable unsupported alternatives using
7722 "enabled" attribute.
7723 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7725 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7727 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7729 (oacc_loop_process): Check mask for loop termination.
7731 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7733 * cif-code.def (CIF_THUNK): Add.
7734 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7737 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7739 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7740 (dump_inline_summary): Dump it.
7741 (fp_expression_p): New predicate.
7742 (estimate_function_body_sizes): Use it.
7743 (inline_merge_summary): Merge fp_expressions.
7744 (inline_read_section): Read fp_expressions.
7745 (inline_write_summary): Write fp_expressions.
7746 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7747 codegen boundary if either caller or callee is !fp_expressions.
7748 * ipa-inline.h (inline_summary): Add fp_expressions.
7749 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7750 to fp_expressions be sure the fp generation flags are updated.
7752 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7754 PR rtl-optimization/70467
7755 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7757 PR rtl-optimization/70467
7758 * ipa-pure-const.c (check_call): Handle internal calls even in
7759 ipa mode like in local mode.
7761 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7763 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7765 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7767 * match.pd (X u< X, X u> X): New transformations.
7769 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7771 * flag-types.h (enum warn_strict_overflow_code): Move ...
7772 * coretypes.h: ... here.
7773 * fold-const.h (fold_overflow_warning): Declare.
7774 * fold-const.c (fold_overflow_warning): Make non-static.
7775 (fold_comparison): Move the transformation of X +- C1 CMP C2
7776 into X CMP C2 -+ C1 ...
7777 * match.pd: ... here.
7778 * gimple-fold.c (fold_stmt_1): Protect with
7779 fold_defer_overflow_warnings.
7781 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7783 * omp-low.c (struct oacc_loop): Add 'inner' field.
7784 (new_oacc_loop_raw): Initialize it to zero.
7785 (oacc_loop_fixed_partitions): Initialize it.
7786 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7787 available partitioning.
7789 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7791 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7793 (umulsidi3): Likewise.
7794 (indirect_jump): Fix jump instruction assembly patterns.
7796 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7799 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7800 (nvptx_function_value): Assert non-NULL cfun.
7802 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7804 PR rtl-optimization/70886
7805 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7807 * cselib.h (rtx_equal_for_cselib_1): Declare.
7808 (rtx_equal_for_cselib_p: New inline function.
7809 * cselib.c (rtx_equal_for_cselib_p): Delete.
7810 (rtx_equal_for_cselib_1): Make public.
7812 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7814 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7815 (register_mixssei387nonimm_operand): Remove predicate.
7816 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7817 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7818 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7819 for TARGET_MIX_SSE_I387 alternatives.
7820 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7821 Disable unsupported alternatives using "enabled" attribute. Use
7822 nonimm_ssenomem_operand as operand 1 predicate. Also check
7823 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7825 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7827 * tree.c (cst_and_fits_in_hwi): Simplify.
7829 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7831 * tree.h (wi::to_wide): New function.
7832 * expr.c (expand_expr_real_1): Use wi::to_wide.
7833 * fold-const.c (int_const_binop_1): Likewise.
7834 (extract_muldiv_1): Likewise.
7836 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7838 * wide-int.h: Update offset_int and widest_int documentation.
7839 (WI_SIGNED_SHIFT_RESULT): New macro.
7840 (wi::binary_shift): Define signed_shift_result_type for
7841 shifts on offset_int- and widest_int-like types.
7842 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7843 * tree.h (int_bit_position): Use shift operators instead of wi::
7845 * alias.c (adjust_offset_for_component_ref): Likewise.
7846 * expr.c (get_inner_reference): Likewise.
7847 * fold-const.c (fold_comparison): Likewise.
7848 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7849 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7850 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7851 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7852 (stmt_kills_ref_p): Likewise.
7853 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7854 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7856 (ao_ref_init_from_vn_reference): Likewise.
7858 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7860 * wide-int.h: Update offset_int and widest_int documentation.
7861 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7862 (wi::binary_traits): Allow ordered comparisons between offset_int and
7863 offset_int, between widest_int and widest_int, and between either
7864 of these types and basic C types.
7865 (operator <, <=, >, >=): Define for the same combinations.
7866 * tree.h (tree_int_cst_lt): Use comparison operators instead
7867 of wi:: comparisons.
7868 (tree_int_cst_le): Likewise.
7869 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7870 (fold_nonarray_ctor_reference): Likewise.
7871 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7872 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7873 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7874 * tree-sra.c (completely_scalarize): Likewise.
7875 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7876 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7877 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7878 (check_for_binary_op_overflow): Likewise.
7879 (search_for_addr_array): Likewise.
7880 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7882 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7884 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7885 (arc_save_restore): Likewise.
7886 (arc_dwarf_register_span): Likewise.
7887 (arc_output_pic_addr_const): Initialize suffix variable.
7889 2016-05-02 Martin Liska <mliska@suse.cz>
7891 * symbol-summary.h (function_summary::function_summary):
7892 Remove checking assert for all cgraph nodes.
7893 (function_summary::get): Check summary_uid.
7894 (symtab_insertion): Check summary_uid.
7896 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7898 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7899 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7901 (arc_dwarf_register_span): Remove enum keyword.
7902 (compact_memory_operand_p): New function.
7903 * config/arc/arc.h (reg_class): Add code density register classes.
7904 (REG_CLASS_NAMES): Likewise.
7905 (REG_CLASS_CONTENTS): Likewise.
7906 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7907 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7908 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7909 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7910 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7912 (h, Rcd, Rsd, Rzd): New register constraints.
7913 (T): Use compact_memory_operand_p function.
7914 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7916 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7918 * config/sh/sh.md (*negnegt, *movtt): Remove.
7920 2016-05-02 Marek Polacek <polacek@redhat.com>
7921 Tom de Vries <tom@codesourcery.com>
7923 PR tree-optimization/70700
7924 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7925 bigger than FIRST_REF_NODE.
7927 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7930 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7932 (prepare_cbranch_operands): Don't use scratch register. Assume that
7933 function is used when pseudos can be created.
7934 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7935 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7936 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7937 define_expand. Allow it only when pseudos can be created.
7938 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7940 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7942 * config/i386/constraints.md (BC): Only allow -1 operands.
7943 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7944 Add "enabled" attribute. Update XI mode attribute calculation.
7945 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7946 (*movoi_internal_avx): Update XI mode attribute calculation.
7947 (*movti_internal): Ditto.
7949 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7951 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7952 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7954 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7956 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7957 statement on instruction code. Remove trailing spaces.
7958 (altivec_expand_stv_builtin): Likewise.
7960 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7962 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7963 (TARGET_FPU_DOUBLE): Simplify.
7964 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7965 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7966 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7967 with 'TARGET_FPU_DOUBLE'.
7968 * config/sh/sh.md: Likewise.
7970 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7972 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7973 SH_DIV_STR_FOR_SIZE): Remove.
7974 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7975 SH_DIV_STR_FOR_SIZE): Remove.
7977 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7979 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7980 logical_reg_operand): Delete.
7981 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7982 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7983 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7984 match_operand and match_test.
7985 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7986 variables on their first use. Return bool values.
7987 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7988 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7989 arith_reg_operand for input operand. Remove empty constraints.
7991 (*xorsi3_compact): Rename to xorsi3.
7992 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7993 (*zero_extend<mode>si2_disp_mem): Update comment.
7996 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7998 * config/sh/t-sh: Remove SH5 support.
7999 * config.gcc: Likewise.
8000 * configure: Likewise.
8002 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8004 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8006 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8008 * config/sh/sh.c (register_sh_passes, sh_option_override,
8009 sh_print_operand, prepare_move_operands,
8010 sh_can_follow_jump): Remove TARGET_SH1 checks.
8011 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8012 PROMOTE_MODE): Likewise.
8013 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8016 2016-04-30 Alan Modra <amodra@gmail.com>
8018 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8019 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8020 Check for user regs later to avoid unnecessary looping over regs.
8021 Merge user reg check with non-saved reg check. Don't force
8022 inline VR restore when static chain used.
8023 (rs6000_frame_related): Omit eh_frame info for user regs when
8025 (fixed_regs_p): Delete.
8027 2016-04-30 Alan Modra <amodra@gmail.com>
8029 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8030 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8033 2016-04-30 Alan Modra <amodra@gmail.com>
8036 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8037 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8040 2016-04-30 Alan Modra <amodra@gmail.com>
8042 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8043 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8044 flag_pic test for Darwin.
8046 2016-04-30 Alan Modra <amodra@gmail.com>
8048 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8049 throw_calls_crossed.
8050 (REG_FREQ_CALLS_CROSSED): Delete.
8051 (REG_N_THROWING_CALLS_CROSSED): Delete.
8052 * regstat.c (regstat_bb_compute_ri): Don't calculate
8053 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8054 (dump_reg_info): Don't print call cross frequency.
8055 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8056 and REG_N_THROWING_CALLS_CROSSED.
8058 2016-04-30 Alan Modra <amodra@gmail.com>
8060 * regs.h (struct reg_info_t): Delete live_length.
8061 (REG_LIVE_LENGTH): Delete macro.
8062 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8063 local_live, local_processed and local_live_last_luid params.
8064 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8066 (regstat_compute_ri): Adjust for above. Don't set
8068 (dump_reg_info): Don't print live length.
8069 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8070 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8071 Localize loop_depth var.
8073 2016-04-30 Alan Modra <amodra@gmail.com>
8075 * ira.c (enum valid_equiv): New.
8076 (validate_equiv_mem): Return enum.
8077 (update_equiv_mem): Create replacement in more cases.
8078 (add_store_equivs): Update validate_equiv_mem call.
8080 2016-04-30 Alan Modra <amodra@gmail.com>
8082 * ira.c (combine_and_move_insns): Rather than scanning insns,
8083 use DF infrastucture to find use and def insns.
8085 2016-04-30 Alan Modra <amodra@gmail.com>
8087 ira.c (combine_and_move_insns): Move invariant conditions..
8088 (ira.c): ..to here. Call combine_and_move_insns before
8089 add_store_equivs. Call grow_reg_equivs later. Allocate
8090 req_equiv later using max_reg_num() rather than global max_regno.
8091 (contains_replace_regs): Delete.
8092 (add_store_equivs): Remove contains_replace_regs test.
8094 2016-04-30 Alan Modra <amodra@gmail.com>
8096 * ira.c (struct equiv_mem_data): New.
8097 (equiv_mem, equiv_mem_modified): Delete static vars.
8098 (validate_equiv_mem_from_store): Use "data" param to communicate..
8099 (validate_equiv_mem): ..from here.
8101 2016-04-30 Alan Modra <amodra@gmail.com>
8103 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8105 (update_reg_equivs): ..here. Move allocation and freeing of
8106 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8107 end_alias_analysis to..
8110 2016-04-30 Alan Modra <amodra@gmail.com>
8112 * ira.c (pdx_subregs): Delete.
8113 (struct equivalence): Add pdx_subregs field.
8114 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8116 (update_equiv_regs): Don't create or free pdx_subregs. Update
8119 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8121 * config/rs6000/altivec.h: Change definitions of vec_xl and
8123 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8124 (LD_ELEMREV_V2DI): New.
8125 (LD_ELEMREV_V4SF): New.
8126 (LD_ELEMREV_V4SI): New.
8127 (LD_ELEMREV_V8HI): New.
8128 (LD_ELEMREV_V16QI): New.
8129 (ST_ELEMREV_V2DF): New.
8130 (ST_ELEMREV_V2DI): New.
8131 (ST_ELEMREV_V4SF): New.
8132 (ST_ELEMREV_V4SI): New.
8133 (ST_ELEMREV_V8HI): New.
8134 (ST_ELEMREV_V16QI): New.
8137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8138 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8139 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8140 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8141 (altivec_expand_builtin): Add handling for
8142 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8143 (rs6000_invalid_builtin): Add error-checking for
8144 RS6000_BTM_P9_VECTOR.
8145 (altivec_init_builtins): Define builtins used to implement vec_xl
8147 (rs6000_builtin_mask_names): Define power9-vector.
8148 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8149 (RS6000_BTM_P9_VECTOR): Define.
8150 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8151 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8152 (vsx_ld_elemrev_v2df): Likewise.
8153 (vsx_ld_elemrev_v4sf): Likewise.
8154 (vsx_ld_elemrev_v4si): Likewise.
8155 (vsx_ld_elemrev_v8hi): Likewise.
8156 (vsx_ld_elemrev_v16qi): Likewise.
8157 (vsx_st_elemrev_v2df): Likewise.
8158 (vsx_st_elemrev_v2di): Likewise.
8159 (vsx_st_elemrev_v4sf): Likewise.
8160 (vsx_st_elemrev_v4si): Likewise.
8161 (vsx_st_elemrev_v8hi): Likewise.
8162 (vsx_st_elemrev_v16qi): Likewise.
8163 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8166 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8168 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8170 (simplify_control_stmt_condition_1): ... here. Recurse into
8171 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8173 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8176 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8177 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8178 define_insn_and_split to define_insn.
8179 (zero_extendqi<mode>2_dot2): Same.
8180 (extendqi<mode>2_dot): Same.
8181 (extendqi<mode>2_dot2): Same.
8183 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8186 (probe_stack): New expander.
8187 (probe_stack_<mode>): New insn pattern.
8189 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8191 * config/i386/i386.md
8192 (operations with memory inputs setting flags peephole2):
8193 Remove uneeded REG_P checks. Cleanup pattern generation.
8195 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8197 * tree-vect-loop.c (vect_transform_loop): Fix
8198 nb_iterations_upper_bound computation for vectorized loop.
8200 2016-04-29 Marek Polacek <polacek@redhat.com>
8201 Jakub Jelinek <jakub@redhat.com>
8204 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8205 TARGET_EXPR_SLOT as a base.
8207 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8209 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8210 with 'rCm2' constraints to limit possible immediate size.
8211 (*load_zeroextendqisi_update): Likewise.
8212 (*load_signextendqisi_update): Likewise.
8213 (*loadhi_update): Likewise.
8214 (*load_zeroextendhisi_update): Likewise.
8215 (*load_signextendhisi_update): Likewise.
8216 (*loadsi_update): Likewise.
8217 (*loadsf_update): Likewise.
8219 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8221 * config/i386/predicates.md (constm1_operand): Fix comparison.
8223 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8225 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8227 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8229 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8230 remaining SH5 related settings.
8231 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8232 shmedia_prepare_call_address): Delete.
8233 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8234 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8235 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8236 UNSUPPORTED_SH2A): Remove m5 checks.
8237 (sh_divide_strategy_e): Remove SH5 division strategies.
8238 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8239 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8241 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8243 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8245 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8247 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8248 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8250 * config/s390/vector.md ("mov<mode>"): Likewise.
8252 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8254 * config/s390/constraints.md ("U", "W"): Invoke
8255 s390_mem_constraint with "ZR" and "ZT".
8256 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8257 addresses when using LRA. Accept also short displacements for S
8258 and T constraints. Do not check for long displacement target for
8259 S and T constraints.
8260 (s390_mem_constraint): Remove handling of U and W constraints.
8261 * config/s390/s390.md (various patterns): Remove the short
8262 displacement constraints (Q and R) if a long displacement
8263 constraint is present. Add longdisp as required CPU capability.
8264 * config/s390/vector.md: Likewise.
8265 * config/s390/vx-builtins.md: Likewise.
8267 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8270 * reload1.c (reload): Call finish_spills before
8271 restarting reload loop. Skip select_reload_regs
8272 if update_eliminables_and_spill returns true.
8274 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8276 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8277 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8278 (umulhisi3_imm): Update predicates and constraint letters.
8279 (umulhisi3_reg): Declare instruction as commutative.
8280 * config/arc/constraints.md (J12, J16): New constraints.
8281 * config/arc/predicates.md (short_unsigned_const_operand): New
8283 (arc_short_operand): Likewise.
8284 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8286 2016-04-29 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/13962
8289 PR tree-optimization/65686
8290 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8291 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8292 using PTA to compare pointers.
8293 * match.pd: Add pattern for pointer equality compare simplification
8294 using ptrs_compare_unequal.
8296 2016-04-29 Richard Biener <rguenther@suse.de>
8298 * stor-layout.c (layout_type): Do not build a pointer-to-element
8301 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8303 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8304 Use SWI mode iterator. Use general_reg_operand predicate.
8305 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8306 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8309 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8312 * fold-const.c (operand_equal_p): Don't verify hash value equality
8314 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8317 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8320 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8321 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8322 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8323 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8324 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8326 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8328 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8329 to info. Don't initialize separate fields to 0. Clean up
8332 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8334 * config/i386/i386.md (peephole2s for operations with memory inputs):
8335 Use SWI mode iterator.
8336 (peephole2s for operations with memory outputs): Ditto.
8337 Do not check for stack checking probe.
8339 (probe_stack): Remove expander.
8341 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8342 Andrew Burgess <andrew.burgess@embecosm.com>
8344 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8345 operands as 32-bits.
8347 2016-04-28 Jason Merrill <jason@redhat.com>
8349 * gdbinit.in: Skip line-map.h.
8351 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8352 Andrew Burgess <andrew.burgess@embecosm.com>
8354 * config/arc/arc.c (arc_conditional_register_usage): Take
8355 TARGET_RRQ_CLASS into account.
8356 (arc_print_operand): Support printing 'p' and 's' operands.
8357 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8359 (TARGET_RRQ_CLASS): Define.
8360 (IS_POWEROF2_OR_0_P): Define.
8361 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8363 (*tst_movb): New define_insn.
8364 (*tst): Avoid recognition if it could prevent '*tst_movb'
8365 combination; replace c/CnL with c/Chs alternative.
8366 (*tst_bitfield_tst): New define_insn.
8367 (*tst_bitfield_asr): New define_insn.
8368 (*tst_bitfield): New define_insn.
8369 (andsi3_i): Add Rrq variant.
8370 (extzv): New define_expand.
8371 (insv): New define_expand.
8372 (*insv_i): New define_insn.
8373 (*movb): New define_insn.
8374 (*movb_signed): New define_insn.
8375 (*movb_high): New define_insn.
8376 (*movb_high_signed): New define_insn.
8377 (*movb_high_signed + 1): New define_split pattern.
8378 (*mrgb): New define_insn.
8379 (*mrgb + 1): New define_peephole2 pattern.
8380 (*mrgb + 2): New define_peephole2 pattern.
8381 * config/arc/arc.opt (mbitops): New option for nps400, uses
8382 TARGET_NPS_BITOPS_DEFAULT.
8383 * config/arc/constraints.md (q): Make register class conditional.
8384 (Rrq): New register constraint.
8385 (Chs): New constraint.
8386 (Clo): New constraint.
8387 (Chi): New constraint.
8388 (Cbf): New constraint.
8389 (Cbn): New constraint.
8390 (C18): New constraint.
8391 (Cbi): New constraint.
8393 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8395 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8397 (bitmap_intersection_of_preds): Ditto.
8398 (bitmap_union_of_succs): Ditto.
8399 (bitmap_union_of_preds): Ditto.
8400 * sbitmap.c (do_popcount): Delete.
8401 (BITMAP_DEBUGGING): Delete.
8402 (sbitmap_verify_popcount): Delete.
8403 (sbitmap_alloc): Don't initialize the popcount field.
8404 (sbitmap_alloc_with_popcount): Delete.
8405 (sbitmap_resize): Don't resize the popcount array.
8406 (sbitmap_vector_alloc): Don't initialize the popcount field.
8407 (bitmap_copy): Don't copy the popcount array.
8408 (bitmap_clear): Don't clear the popcount array.
8409 (bitmap_clear): Delete the popcount array handling.
8410 (bitmap_ior_and_compl): Delete the popcount assert.
8411 (bitmap_not): Ditto.
8412 (bitmap_and_compl): Ditto.
8413 (bitmap_and): Delete the popcount array handling.
8414 (bitmap_xor): Ditto.
8415 (bitmap_ior): Ditto.
8416 (bitmap_or_and): Delete the popcount assert.
8417 (bitmap_and_or): Ditto.
8418 (popcount_table): Delete.
8419 (sbitmap_elt_popcount): Delete.
8420 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8421 (bitmap_set_bit): Delete the popcount assert.
8422 (bitmap_clear_bit): Ditto.
8423 (sbitmap_free): Don't free the popcount array.
8424 (sbitmap_alloc_with_popcount): Delete declaration.
8425 (sbitmap_popcount): Ditto.
8427 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8428 Andrew Burgess <andrew.burgess@embecosm.com>
8430 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8431 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8432 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8433 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8434 * config/arc/arc.opt (mcmem): New option.
8435 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8436 supply length for r/m alternative.
8437 (*extendqisi2_ac): Likewise.
8438 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8440 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8441 (movhi_insn): Likewise.
8442 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8443 (*zero_extendqihi2_i): Add r/Ucm alternative.
8444 (*zero_extendqisi2_ac): Likewise.
8445 (*zero_extendhisi2_i): Likewise.
8446 * config/arc/constraints.md (Uex): New memory constraint.
8447 (Ucm): New define_constraint.
8448 * config/arc/predicates.md (long_immediate_loadstore_operand):
8449 Return 0 for MEM with cmem_address address.
8450 (cmem_address_0): New predicates.
8451 (cmem_address_1): Likewise.
8452 (cmem_address_2): Likewise.
8453 (cmem_address): Likewise.
8455 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8457 * config/rs6000/rs6000.c (machine_function): Rename
8458 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8459 (rs6000_stack_info): Adjust.
8461 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8462 Andrew Burgess <andrew.burgess@embecosm.com>
8464 * config/arc/constraints.md (Usd): Convert to define_constraint.
8468 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8471 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8472 Add new peephole2 where the first insn is *mov<mode>_or instead of
8473 *mov<mode>_internal.
8475 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8477 * tracer.c (bb_seen): Make static.
8479 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8481 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8482 support, setup defaults.
8483 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8484 * config/arc/arc.c (arc_init): Add NPS400 support.
8485 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8486 (TARGET_ARC700): NPS400 is also an ARC700.
8487 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8489 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8492 * config/nds32/nds32.md (casesi): Don't access the operands array
8495 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8497 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8498 (or $-1,reg peephole2): Ditto.
8499 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8501 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8503 * doc/extend.texi (Common Function Attributes) [optimize]:
8504 Discourage use of the optimize attribute.
8506 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8508 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8509 special case builtin.
8510 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8511 ALTIVEC_BUILTIN_VEC_ADDE.
8512 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8513 support for ALTIVEC_BUILTIN_VEC_ADDE.
8514 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8515 for __builtin_vec_adde.
8517 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8519 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8520 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8522 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8525 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8526 attributes): Document cilkplus_runtime.
8528 2016-04-28 Martin Jambor <mjambor@suse.cz>
8530 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8531 this function. Call verify_expr on MEM_REFs and bases of other
8534 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8536 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8537 for WORD_REGISTER_OPERATIONS to runtime check.
8539 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8541 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8543 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8545 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8546 big-endian compilation.
8547 * config/arc/arc.md (addf3): Likewise.
8551 2016-04-28 Richard Biener <rguenther@suse.de>
8553 PR tree-optimization/70840
8554 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8555 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8556 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8557 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8559 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8561 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8562 and explain why in a comment.
8564 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8566 * config/arc/arc.md (cpu_facility): Add fpx variant.
8567 (subdf3): Prohibit use reverse sub when assist operations option
8569 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8570 instructions only when FPX is enabled.
8571 * testsuite/gcc.target/arc/trsub.c: New test.
8573 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8576 mult_operator when calculating "type" attribute.
8577 (*fop_<mode>_1_i387): Ditto.
8578 (*fop_xf_1_i387): Ditto.
8579 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8580 Use std::swap to swap operands. Use RTL expressions to generate
8583 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8584 Joern Rennecke <joern.rennecke@embecosm.com>
8586 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8588 (emit_pic_move): Remove.
8589 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8590 * config/arc/arc.c (emit_pic_move): Removed.
8591 (TARGET_HAVE_TLS): Define.
8592 (arc_conditional_register_usage): Test for arc_tp_regno.
8593 (arc_print_operand, arc_print_operand_address): Handle TLS
8595 (arc_needs_pcl_p): New function.
8596 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8597 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8598 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8599 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8600 (arc_legitimize_tls_address): Likewise.
8601 (DTPOFF_ZERO_SYM): Define.
8602 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8603 (arc_output_pic_addr_const): Print TLS unspecs.
8604 (prepare_pic_move): New function, replaces emit_pic_move.
8605 (arc_legitimate_constant_p): Handle TLS unspecs.
8606 (arc_legitimate_address_p): Likewise.
8607 (arc_rewrite_small_data_p): Use assert for TLS constants.
8608 (prepare_move_operands): Use prepare_pic_move.
8609 (arc_legitimize_address): Legitimize tls addresses.
8610 (arc_epilogue_uses): Check for arc_tp_regno.
8611 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8612 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8614 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8616 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8617 %(arc_tls_extra_start_spec).
8618 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8619 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8621 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8622 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8623 (UNSPEC_TLS_OFF): Add.
8625 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8626 (get_thread_pointersi): New patterns.
8627 * config/arc/arc.opt (mtp-regno): New option.
8628 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8629 (move_dest_operand): Likewise.
8630 * configure: Regenerate.
8631 * configure.ac: Add arc*-*-* case to test for tls.
8632 * doc/invoke.texi (ARC options): Document mtp-regno.
8634 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8636 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8637 the new ARC HS SIMD instructions.
8638 (arc_preferred_simd_mode): New function.
8639 (arc_autovectorize_vector_sizes): Likewise.
8640 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8641 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8642 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8643 (arc_init_builtins): Add new SIMD builtin types.
8644 (arc_split_move): Handle 64 bit vector moves.
8645 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8646 (TARGET_PLUS_QMACW): Define.
8647 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8648 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8649 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8650 (VSUBADD4H): New builtins.
8651 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8652 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8654 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8655 Matthias Klose <doko@debian.org>
8657 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8659 2016-04-28 Richard Biener <rguenther@suse.de>
8662 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8665 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8667 * common/config/sh/sh-common.c: Remove SH5 support.
8668 * config/sh/constraints.md: Likewise.
8669 * config/sh/config/sh/elf.h: Likewise.
8670 * config/sh/linux.h: Likewise.
8671 * config/sh/netbsd-elf.h: Likewise.
8672 * config/sh/predicates.md: Likewise.
8673 * config/sh/sh-c.c: Likewise.
8674 * config/sh/sh-protos.h: Likewise.
8675 * config/sh/sh.c: Likewise.
8676 * config/sh/sh.h: Likewise.
8677 * config/sh/sh.md: Likewise.
8678 * config/sh/sh.opt: Likewise.
8679 * config/sh/sync.md: Likewise.
8680 * config/sh/sh64.h: Delete.
8681 * config/sh/shmedia.h: Likewise.
8682 * config/sh/shmedia.md: Likewise.
8683 * config/sh/sshmedia.h: Likewise.
8684 * config/sh/t-netbsd-sh5-64: Likewise.
8685 * config/sh/t-sh64: Likewise.
8686 * config/sh/ushmedia.h: Likewise.
8688 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8690 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8691 general_reg_operand instead of register_operand predicate.
8693 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8695 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8697 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8699 * match.pd (A - B > A, A + B < A): New transformations.
8701 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8703 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8704 which defaults to true. Emit an outer pair of parentheses only if
8705 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8706 don't emit parentheses for the right-hand operand.
8708 2016-04-27 Jeff Law <law@redhat.com>
8710 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8712 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8714 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8715 (altivec_lvx_<mode>_internal): Document.
8716 (altivec_lvx_<mode>_2op): New define_insn.
8717 (altivec_lvx_<mode>_1op): Likewise.
8718 (altivec_lvx_<mode>_2op_si): Likewise.
8719 (altivec_lvx_<mode>_1op_si): Likewise.
8720 (altivec_stvx_<mode>): Remove.
8721 (altivec_stvx_<mode>_internal): Document.
8722 (altivec_stvx_<mode>_2op): New define_insn.
8723 (altivec_stvx_<mode>_1op): Likewise.
8724 (altivec_stvx_<mode>_2op_si): Likewise.
8725 (altivec_stvx_<mode>_1op_si): Likewise.
8726 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8727 Expand vec_ld and vec_st during parsing.
8728 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8730 (altivec_expand_stvx_be): Likewise.
8731 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8732 address-masking behavior in RTL.
8733 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8734 address-masking behavior in RTL.
8735 (altivec_expand_builtin): Change builtin code arguments for calls
8736 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8737 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8738 presence of lvx/stvx patterns.
8739 (alignment_with_canonical_addr): New function.
8740 (alignment_mask): Likewise.
8741 (find_alignment_op): Likewise.
8742 (recombine_lvx_pattern): Likewise.
8743 (recombine_stvx_pattern): Likewise.
8744 (recombine_lvx_stvx_patterns): Likewise.
8745 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8746 stvx patterns from expand.
8747 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8749 (vector_altivec_store_<mode>): Likewise.
8751 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8753 * config/aarch64/aarch64.md
8754 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8755 remove the "fp" attributes.
8756 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8757 add the "simd" attributes.
8758 (*movdf_aarch64): Likewise.
8759 (*movtf_aarch64): Remove the "fp" attributes.
8760 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8761 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8763 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8765 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8766 rtx to rtx_code_label *.
8767 * rtl.h (maybe_set_first_label_num): Likewise.
8769 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8771 * df-core.c (df_add_problem): Make the problem param be const.
8772 (df_remove_problem): Make local "problem" be const.
8773 * df-problems.c (problem_RD): Make const.
8774 (problem_LR): Likewise.
8775 (problem_LIVE): Likewise.
8776 (problem_MIR): Likewise.
8777 (problem_CHAIN): Likewise.
8778 (problem_WORD_LR): Likewise.
8779 (problem_NOTE): Likewise.
8780 (problem_MD): Likewise.
8781 * df-scan.c (problem_SCAN): Likewise.
8782 * df.h (struct df_problem): Make field "dependent_problem" be
8784 (struct dataflow): Likewise for field "problem".
8785 (df_add_problem): Make param const.
8787 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8790 inter-unit moves to/from vector registers are enabled. Do not disable
8793 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8795 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8796 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8798 (enum df_problem_id): ...this new enum.
8799 (struct df_problem): Convert field "id" from "int" to
8802 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8804 * rtl.def: Update comment for "things in the instruction chain" to
8805 reflect the removal of the leading "i" field for INSN_UID in
8806 r210360. Fix bogus apostrophe.
8808 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.md
8811 (lea arith with mem operand + setcc peephole2): Set operator mode.
8813 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8816 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8817 (dimode_scalar_to_vector_candidate_p): This.
8818 (timode_scalar_to_vector_candidate_p): New function.
8819 (scalar_to_vector_candidate_p): Likewise.
8820 (timode_check_non_convertible_regs): Likewise.
8821 (timode_remove_non_convertible_regs): Likewise.
8822 (remove_non_convertible_regs): Likewise.
8823 (remove_non_convertible_regs): Renamed to ...
8824 (dimode_remove_non_convertible_regs): This.
8825 (scalar_chain::~scalar_chain): Make it virtual.
8826 (scalar_chain::compute_convert_gain): Make it pure virtual.
8827 (scalar_chain::mark_dual_mode_def): Likewise.
8828 (scalar_chain::convert_insn): Likewise.
8829 (scalar_chain::convert_registers): Likewise.
8830 (scalar_chain::add_to_queue): Make it protected.
8831 (scalar_chain::emit_conversion_insns): Likewise.
8832 (scalar_chain::replace_with_subreg): Likewise.
8833 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8834 (scalar_chain::convert_op): Likewise.
8835 (scalar_chain::convert_reg): Likewise.
8836 (scalar_chain::make_vector_copies): Likewise.
8837 (scalar_chain::convert_registers): New pure virtual function.
8838 (class dimode_scalar_chain): New class.
8839 (class timode_scalar_chain): Likewise.
8840 (scalar_chain::mark_dual_mode_def): Renamed to ...
8841 (dimode_scalar_chain::mark_dual_mode_def): This.
8842 (timode_scalar_chain::mark_dual_mode_def): New function.
8843 (timode_scalar_chain::convert_insn): Likewise.
8844 (dimode_scalar_chain::convert_registers): Likewise.
8845 (scalar_chain::compute_convert_gain): Renamed to ...
8846 (dimode_scalar_chain::compute_convert_gain): This.
8847 (scalar_chain::replace_with_subreg): Renamed to ...
8848 (dimode_scalar_chain::replace_with_subreg): This.
8849 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8850 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8851 (scalar_chain::make_vector_copies): Renamed to ...
8852 (dimode_scalar_chain::make_vector_copies): This.
8853 (scalar_chain::convert_reg): Renamed to ...
8854 (dimode_scalar_chain::convert_reg ): This.
8855 (scalar_chain::convert_op): Renamed to ...
8856 (dimode_scalar_chain::convert_op): This.
8857 (scalar_chain::convert_insn): Renamed to ...
8858 (dimode_scalar_chain::convert_insn): This.
8859 (scalar_chain::convert): Call convert_registers.
8860 (convert_scalars_to_vector): Change to scalar_chain pointer to
8861 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8862 in 32-bit mode. Delete scalar_chain pointer. Call
8863 free_dominance_info in 64-bit mode.
8864 (pass_stv::gate): Remove TARGET_64BIT check.
8865 (ix86_option_override): Put the 64-bit STV pass before the CSE
8868 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8870 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8871 dw_loc_frame_offset field.
8872 * dwarf2out.c (new_loc_descr): Likewise.
8873 (resolve_args_picking_1): Turn the VISITED hash set into a
8874 FRAME_OFFSET hash map. Use it to associate a frame offset to
8875 visited nodes. Remove uses of the CHECKING_P macro.
8876 (resolve_args_picking): Update call to resolve_args_picking_1.
8878 2016-04-27 Martin Liska <mliska@suse.cz>
8880 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8881 (free_loop_data): Release vuses of groups.
8883 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8885 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8886 instead of redundant use_id and boolean have_use_for.
8887 (struct iv_use): Change sub_id into group_id. Remove field next.
8888 Move fields: related_cands, n_map_members, cost_map and selected
8890 (struct iv_group): ... here. New structure.
8891 (struct iv_common_cand): Use structure declaration directly.
8892 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8893 (MAX_CONSIDERED_USES): Rename macro to ...
8894 (MAX_CONSIDERED_GROUPS): ... here.
8895 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8896 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8897 (dump_uses): Rename to ...
8898 (dump_groups): ... here. Update all uses.
8899 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8900 (find_induction_variables): Refactor format of dump information.
8901 (record_sub_use): Delete.
8902 (record_use): Update all uses.
8903 (record_group): New function.
8904 (record_group_use, find_interesting_uses_op): Call above functions.
8906 (find_interesting_uses_cond): Ditto.
8907 (group_compare_offset): New function.
8908 (split_all_small_groups): Rename to ...
8909 (split_small_address_groups_p): ... here. Update all uses.
8910 (split_address_groups): Update all uses.
8911 (find_interesting_uses): Refactor format of dump information.
8912 (add_candidate_1): Update all uses. Remove redundant check on iv,
8914 (add_candidate, record_common_cand): Remove redundant assert.
8915 (add_iv_candidate_for_biv): Update use.
8916 (add_iv_candidate_derived_from_uses): Update all uses.
8917 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8918 (alloc_use_cost_map): Ditto.
8919 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8920 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8921 (determine_use_iv_cost_generic): Ditto.
8922 (determine_group_iv_cost_generic): Ditto.
8923 (determine_use_iv_cost_address): Ditto.
8924 (determine_group_iv_cost_address): Ditto.
8925 (determine_use_iv_cost_condition): Ditto.
8926 (determine_group_iv_cost_cond): Ditto.
8927 (determine_use_iv_cost): Ditto.
8928 (determine_group_iv_cost): Ditto.
8929 (set_autoinc_for_original_candidates): Update all uses.
8930 (find_iv_candidates): Update all uses. Refactor dump information.
8931 (determine_use_iv_costs): Ditto.
8932 (determine_iv_costs): Ditto.
8933 (iv_ca_cand_for_use): Rename to ...
8934 (iv_ca_cand_for_group): ... here. Update all uses.
8935 (iv_ca_add_use, iv_ca_add_group): Ditto.
8936 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8937 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8938 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8939 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8940 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8941 (create_new_iv, adjust_iv_update_pos): Ditto.
8942 (rewrite_use_address): Delete.
8943 (rewrite_use_address_1): Rename to ...
8944 (rewrite_use_address): ... here.
8945 (rewrite_use_compare): Update all uses.
8946 (rewrite_use): Delete.
8947 (rewrite_uses): Rename to ...
8948 (rewrite_groups): ... here. Update all uses.
8949 (remove_unused_ivs, free_loop_data): Update all uses.
8950 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8952 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8954 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8955 for WORD_REGISTER_OPERATIONS to runtime check.
8957 2016-04-27 Richard Biener <rguenther@suse.de>
8960 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8961 aggregate_value_p to determine if a function result is
8962 returned by reference.
8963 (ipa_pta_execute): Functions having their address taken are
8964 not automatically nonlocal.
8966 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8969 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8970 * fold-const.c (operand_equal_p): If flag_checking and
8971 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8972 and if it returns non-zero, assert iterative_hash_expr on both
8975 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8977 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8979 2016-04-27 Nick Clifton <nickc@redhat.com>
8982 * varasm.c (merge_weak): Generate an error if an attempt is made
8983 to convert a non-weak static function into a weak, public function.
8985 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8987 * params.def (MAX_PARTITION_SIZE): New param.
8988 * doc/invoke.texi: Document lto-max-partition.
8990 2016-04-27 Richard Biener <rguenther@suse.de>
8993 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8994 function cummulating used_from_other_partition, externally_visible
8995 and force_output from aliases.
8996 (refered_from_nonlocal_var): Likewise.
8997 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8998 node flags properly.
9000 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9002 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9003 (-Wmemset-elt-size): New item.
9005 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9008 * stor-layout.h (internal_reference_types): Delete.
9009 * stor-layout.c (reference_types_internal): Likewise.
9010 (internal_reference_types): Likewise.
9011 (layout_type) <REFERENCE_TYPE>: Adjust.
9013 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9016 * tree.h (inchash::add_expr): Add FLAGS argument.
9017 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9018 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9019 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9020 Formatting fix. Adjust recursive calls. For tcc_comparison,
9021 if swap_tree_comparison (code) is smaller than code, hash that
9022 and arguments in the other order. Hash CONVERT_EXPR the same
9023 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9024 of ADDR_EXPR of decl as the decl itself. Add or remove
9025 OEP_ADDRESS_OF from recursive flags as needed. For
9026 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9027 operands commutatively and only the third one normally.
9028 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9030 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9032 * config/rtems.h (LIB_SPEC): Add -latomic.
9034 2016-04-27 Joel Sherrill <joel@rtems.org>
9036 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9037 xilink.ld and flags not relevant to RTEMS.
9039 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9041 * toplev.c (backend_init_target): Avoid calling init_reload when using
9044 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9046 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9047 for loops rather than one for the whole function.
9049 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9051 * match.pd (X + CST CMP X): New transformation.
9053 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9055 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9056 * fold-const.c (fold_binary_loc): Remove 2 transformations
9057 superseded by match.pd.
9058 * match.pd (x+x -> x*2): Generalize to integers.
9060 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9062 * config/i386/i386.md (operation on memory peephole): Duplicate an
9063 existing peephole and adapt it to match lea rather than an operation
9066 PR rtl-optimization/57193
9067 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9069 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9071 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9073 * tree-if-conv.c (any_pred_load_store): New static variable.
9074 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9075 any_pred_load_store instead of and_mask_load_store.
9076 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9077 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9078 (combine_blocks, tree_if_conversion): Ditto.
9080 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9082 PR tree-optimization/70771
9083 PR tree-optimization/70775
9084 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9085 virtual PHI nodes. Delete parameter.
9086 (if_convertible_loop_p_1): Delete argument to above function.
9087 (predicate_all_scalar_phis): Delete code handling single-argument
9089 (tree_if_conversion): Mark and update virtual SSA.
9091 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9094 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9095 (x86_elf_aligned_common): Rename to ...
9096 (x86_elf_aligned_decl_common): ... this.
9097 Add decl arg. Switch to .lbss for largecomm object. Use
9098 LARGECOMM_SECTION_ASM_OP.
9099 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9101 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9102 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9104 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9105 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9107 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9110 * config/i386/i386.c (SECTION_LARGE): Define.
9111 (x86_64_elf_select_section): Set it for large data/bss sections.
9112 Only clear SECTION_WRITE for .lrodata.
9113 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9115 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9116 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9117 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9119 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9120 * doc/tm.texi: Regenerate.
9122 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9125 * configure.ac (--enable-checking): Document extra flag, for
9126 non-release builds default to --enable-checking=yes,extra.
9127 If misc checking and extra checking, define CHECKING_P to 2 instead
9129 * common.opt (fchecking=): Add.
9130 * doc/invoke.texi (-fchecking=): Document.
9131 * doc/install.texi: Document --enable-checking changes.
9132 * configure: Regenerated.
9133 * config.in: Regenerated.
9135 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9137 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9138 attribute instead of which_alternative.
9139 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9140 Use EXT_REX_SSE_REG_P where appropriate.
9142 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9144 * config/i386/predicates.md (const0_operand): Do not match
9145 const_wide_int code.
9146 (const1_operand): Ditto.
9148 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9150 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9151 for SSE constm1 operands and TARGET_AVX512VL.
9152 (*movti_internal): Ditto.
9153 (*mov<mode>_or): Use constm1_operand predicate.
9154 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9155 for SSE vector_all_ones operands and TARGET_AVX512VL.
9156 * config/i386/predicates.md (constm1_operand): New predicate.
9157 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9158 emission of constant -1 load.
9160 2016-04-25 Jason Merrill <jason@redhat.com>
9162 * gdbinit.in: Skip is-a.h.
9164 * attribs.c (register_scoped_attributes): Fix logic.
9165 * attribs.h: Declare register_scoped_attributes.
9167 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9169 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9170 stxvd2x and stxvw4x built-in functions.
9172 2016-04-25 DJ Delorie <dj@redhat.com>
9174 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9175 (ashrhi3): Likewise.
9176 (lshrhi3): Likewise.
9178 2016-04-25 Richard Biener <rguenther@suse.de>
9180 PR tree-optimization/70780
9181 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9183 (compute_antic): Mark blocks with abnormal preds as visited as
9184 they have a final empty antic-in solution already.
9186 2016-04-25 Michael Collison <michael.collison@linaro.org>
9188 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9190 2016-04-25 Michael Collison <michael.collison@linaro.org>
9192 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9193 mode is VQI to improve mixed mode vectorization.
9194 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9195 define_insn to match low half of signed vaddw.
9196 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9197 define_insn to match high half of signed vaddw.
9198 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9199 define_insn to match low half of unsigned vaddw.
9200 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9201 define_insn to match high half of unsigned vaddw.
9202 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9203 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9204 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9206 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9207 * config/arm/predicates.md (vect_par_constant_high): Support
9208 big endian and simplify by calling
9209 arm_simd_check_vect_par_cnst_half
9210 (vect_par_constant_low): Likewise.
9212 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9215 predicate for operand 2.
9217 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9218 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9221 machine_mode argument.
9222 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9223 constm1_rtx operands. For VOIDmode constants, get mode from
9224 pred_mode. Check mode size if the mode is supported by ABI.
9225 (standard_sse_constant_opcode): Do not use standard_constant_p.
9226 Strictly check ABI support for all-ones operands.
9227 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9228 immediates. Update calls to standard_sse_constant_p.
9229 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9230 (ix86_rtx_costs): Ditto.
9231 * config/i386/i386.md (*movxi_internal_avx512f): Use
9232 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9233 Use (v,BC) alternative instead of (v,C). Use register_operand
9234 checks instead of MEM_P.
9235 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9236 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9237 isa attribute. Use register_operand checks instead of MEM_P.
9238 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9239 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9240 alternative and corresponding sse2 isa attribute.
9241 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9242 to standard_sse_constant_p.
9243 (FP constant splitters): Ditto.
9244 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9246 * config/i386/predicates.md (constm1_operand): Remove.
9247 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9248 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9249 vector_all_ones_operand instead of constm1_operand.
9251 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9253 * print-rtl.c (print_rtx_insn_vec): New function.
9254 * print-rtl.h: New prototype.
9255 * store-motion.c (struct st_expr): Make avail_stores a vector.
9256 (st_expr_entry): Adjust.
9257 (free_st_expr_entry): Likewise.
9258 (print_store_motion_mems): Likewise.
9259 (find_moveable_store): Likewise.
9260 (compute_store_table): Likewise.
9261 (delete_store): Likewise.
9262 (build_store_vectors): Likewise.
9264 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9266 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9268 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9270 * vec.h (vec_safe_contains): New function.
9271 (vec::contains): Likewise.
9272 (vec::begin): Likewise.
9273 (vec::end): Likewise.
9275 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9278 * cfgexpand.c (expand_stack_vars): Fix typo.
9280 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9282 * system.h (list, map, set, vector): Include conditionally.
9283 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9284 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9285 * ipa-icf.c (INCLUDE_LIST): Define.
9286 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9287 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9288 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9289 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9290 * cp/logic.cc (INCLUDE_LIST): Define.
9291 * fortran/trans-common.c (INCLUDE_MAP): Define.
9293 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9295 * auto-profile.c: Remove <string.h> include.
9296 * ipa-icf-gimple.c: Remove <list> include.
9297 * diagnostic.c: Remove <new> include.
9298 * genmatch.c: Likewise.
9299 * pretty-print.c: Likewise.
9300 * toplev.c: Likewise
9301 * c/c-objc-common.c: Likewise.
9302 * cp/error.c: Likewise.
9303 * fortran/error.c: Likewise.
9305 2016-04-22 Richard Biener <rguenther@suse.de>
9307 * lto-streamer-in.c (input_ssa_names): Do not allocate
9308 GIMPLE_NOP for all SSA names.
9309 * lto-streamer-out.c (output_ssa_names): Do not output
9310 SSA names that should have been released.
9312 2016-04-22 Richard Biener <rguenther@suse.de>
9314 PR tree-optimization/70740
9315 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9318 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9321 * config/i386/predicates.md (call_insn_operand): Replace
9322 sibcall_memory_operand with memory_operand.
9324 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9326 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9327 has_single_use() tests.
9328 (register_edge_assert_for_1): Likewise.
9329 (find_assert_locations_1): Check the liveness bitmap instead of
9330 checking has_single_use().
9332 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9335 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9336 Extract AVX-512BW constraint from AVX.
9338 2016-04-21 Richard Biener <rguenther@suse.de>
9340 PR tree-optimization/70725
9341 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9342 for phi_convertible_by_degenerating_args.
9343 (predicate_all_scalar_phis): Handle single-argument PHIs.
9345 2016-04-21 Richard Biener <rguenther@suse.de>
9348 * fold-const.c (fold_comparison): Return properly typed
9351 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9353 PR tree-optimization/70715
9354 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9355 after expanding BASE using expand_simple_operations.
9357 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9359 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9360 New transformations.
9362 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9364 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9366 2016-04-20 Jan Hubicka <jh@suse.cz>
9368 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9369 ultiimate_alias_target.
9370 (update_callee_keys): Likewise.
9371 (lookup_recursive_calls): Likewise.
9372 (speculation_useful_p): Likewise.
9374 2016-04-20 Jan Hubicka <jh@suse.cz>
9377 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9378 (set_nothrow_flag_1): ... this; handle interposition correctly;
9379 recurse on aliases and thunks.
9380 (cgraph_node::set_nothrow_flag): New.
9381 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9382 functions compiled with non-call exceptions that binds to current
9384 (propagate_nothrow): Be safe WRT interposition.
9385 * cgraph.h (set_nothrow_flag): Update prototype.
9387 2016-04-18 Jan Hubicka <jh@suse.cz>
9389 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9390 max_loop_iterations_int.
9391 (tree_unswitch_outer_loop): Likewise.
9393 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9395 PR tree-optimization/69489
9396 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9397 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9398 Revise dump message.
9399 (if_convertible_bb_p): Remove check on edge count of basic block's
9402 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9404 PR tree-optimization/56625
9405 PR tree-optimization/69489
9406 * tree-data-ref.h (DR_INNERMOST): New macro.
9407 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9408 hashing struct innermost_loop_behavior.
9409 (ref_DR_map): Remove.
9410 (innermost_DR_map): New map.
9411 (baseref_DR_map): Revise comment.
9412 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9413 to innermost_DR_map accroding to its innermost loop behavior.
9414 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9415 to its innermost loop behavior.
9416 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9417 Add initialization for innermost_DR_map. Record memory reference
9418 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9419 have innermost loop behavior.
9420 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9423 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9425 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9426 *lea_general_1. Use explicit SWI12 mode interator.
9427 (*lea<mode>_general_2): Rename from *lea_general_2.
9428 Use explicit SWI12 mode interator.
9429 (*lea<mode>_general_3): Rename from *lea_general_3.
9430 Use explicit SWI12 mode interator.
9431 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9432 Use explicit SWI12 mode interator.
9433 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9434 Use explicit SWI48 mode interator.
9436 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9438 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9439 Short-cut unaligned load and store cases. Handle all integer
9441 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9442 and store cases. Call ix86_avx256_split_vector_move_misalign
9443 directly without checking mode class.
9445 2016-04-20 Andrew Pinski <apinski@cavium.com>
9446 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9449 * config/aarch64/aarch64.md (sibcall): Force call
9450 address to be DImode for ILP32.
9451 (sibcall_value): Likewise.
9453 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9455 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9457 2016-04-20 Richard Biener <rguenther@suse.de>
9459 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9460 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9461 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9462 (maybe_push_res_to_seq): Adjust.
9463 * gimple-fold.c (maybe_build_generic_op): Likewise.
9465 2016-04-20 Marek Polacek <polacek@redhat.com>
9467 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9470 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9472 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9473 use kmovw to support AVX512F target.
9475 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9477 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9479 2016-04-20 Marek Polacek <polacek@redhat.com>
9481 PR tree-optimization/70725
9482 * tree-if-conv.c (is_false_predicate): New function.
9483 (predicate_mem_writes): Use it.
9485 2016-04-20 Richard Biener <rguenther@suse.de>
9487 PR tree-optimization/70726
9488 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9489 shift amounts from a pattern stmt operand.
9491 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9494 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9495 stack_restore_from_fpr pattern when restoring r15.
9496 (s390_optimize_prologue): Strip away the memory barrier in the
9497 parallel when trying to get rid of restore insns.
9498 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9499 definition for loading the stack pointer from an FPR. Compared to
9500 the normal move insn this pattern includes a full memory barrier.
9502 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9505 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9506 implicitly linear or lastprivate iterator on the outer context.
9508 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9510 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9512 * config/i386/i386.md (ssememalign): Removed.
9513 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9515 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9518 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9519 const short * to __builtin_ia32_loaddquhi512_mask.
9520 (_mm512_maskz_loadu_epi16): Likewise.
9521 (_mm512_mask_storeu_epi16): Pass short * to
9522 __builtin_ia32_storedquhi512_mask.
9523 (_mm512_mask_loadu_epi8): Pass const char * to
9524 __builtin_ia32_loaddquqi512_mask.
9525 (_mm512_maskz_loadu_epi8): Likewise.
9526 (_mm512_mask_storeu_epi8): Pass char * to
9527 __builtin_ia32_storedquqi512_mask.
9528 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9529 const double * to __builtin_ia32_loadupd512_mask.
9530 (_mm512_mask_loadu_pd): Likewise.
9531 (_mm512_maskz_loadu_pd): Likewise.
9532 (_mm512_storeu_pd): Pass double * to
9533 __builtin_ia32_storeupd512_mask.
9534 (_mm512_mask_storeu_pd): Likewise.
9535 (_mm512_loadu_ps): Pass const float * to
9536 __builtin_ia32_loadups512_mask.
9537 (_mm512_mask_loadu_ps): Likewise.
9538 (_mm512_maskz_loadu_ps): Likewise.
9539 (_mm512_storeu_ps): Pass float * to
9540 __builtin_ia32_storeups512_mask.
9541 (_mm512_mask_storeu_ps): Likewise.
9542 (_mm512_mask_loadu_epi64): Pass const long long * to
9543 __builtin_ia32_loaddqudi512_mask.
9544 (_mm512_maskz_loadu_epi64): Likewise.
9545 (_mm512_mask_storeu_epi64): Pass long long *
9546 to __builtin_ia32_storedqudi512_mask.
9547 (_mm512_loadu_si512): Pass const int * to
9548 __builtin_ia32_loaddqusi512_mask.
9549 (_mm512_mask_loadu_epi32): Likewise.
9550 (_mm512_maskz_loadu_epi32): Likewise.
9551 (_mm512_storeu_si512): Pass int * to
9552 __builtin_ia32_storedqusi512_mask.
9553 (_mm512_mask_storeu_epi32): Likewise.
9554 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9555 char * to __builtin_ia32_storedquqi256_mask.
9556 (_mm_mask_storeu_epi8): Likewise.
9557 (_mm256_mask_loadu_epi16): Pass const short * to
9558 __builtin_ia32_loaddquhi256_mask.
9559 (_mm256_maskz_loadu_epi16): Likewise.
9560 (_mm_mask_loadu_epi16): Pass const short * to
9561 __builtin_ia32_loaddquhi128_mask.
9562 (_mm_maskz_loadu_epi16): Likewise.
9563 (_mm256_mask_loadu_epi8): Pass const char * to
9564 __builtin_ia32_loaddquqi256_mask.
9565 (_mm256_maskz_loadu_epi8): Likewise.
9566 (_mm_mask_loadu_epi8): Pass const char * to
9567 __builtin_ia32_loaddquqi128_mask.
9568 (_mm_maskz_loadu_epi8): Likewise.
9569 (_mm256_mask_storeu_epi16): Pass short * to.
9570 __builtin_ia32_storedquhi256_mask.
9571 (_mm_mask_storeu_epi16): Pass short * to.
9572 __builtin_ia32_storedquhi128_mask.
9573 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9574 const double * to __builtin_ia32_loadupd256_mask.
9575 (_mm256_maskz_loadu_pd): Likewise.
9576 (_mm_mask_loadu_pd): Pass onst double * to
9577 __builtin_ia32_loadupd128_mask.
9578 (_mm_maskz_loadu_pd): Likewise.
9579 (_mm256_mask_storeu_pd): Pass double * to
9580 __builtin_ia32_storeupd256_mask.
9581 (_mm_mask_storeu_pd): Pass double * to
9582 __builtin_ia32_storeupd128_mask.
9583 (_mm256_mask_loadu_ps): Pass const float * to
9584 __builtin_ia32_loadups256_mask.
9585 (_mm256_maskz_loadu_ps): Likewise.
9586 (_mm_mask_loadu_ps): Pass const float * to
9587 __builtin_ia32_loadups128_mask.
9588 (_mm_maskz_loadu_ps): Likewise.
9589 (_mm256_mask_storeu_ps): Pass float * to
9590 __builtin_ia32_storeups256_mask.
9591 (_mm_mask_storeu_ps): ass float * to
9592 __builtin_ia32_storeups128_mask.
9593 (_mm256_mask_loadu_epi64): Pass const long long * to
9594 __builtin_ia32_loaddqudi256_mask.
9595 (_mm256_maskz_loadu_epi64): Likewise.
9596 (_mm_mask_loadu_epi64): Pass const long long * to
9597 __builtin_ia32_loaddqudi128_mask.
9598 (_mm_maskz_loadu_epi64): Likewise.
9599 (_mm256_mask_storeu_epi64): Pass long long * to
9600 __builtin_ia32_storedqudi256_mask.
9601 (_mm_mask_storeu_epi64): Pass long long * to
9602 __builtin_ia32_storedqudi128_mask.
9603 (_mm256_mask_loadu_epi32): Pass const int * to
9604 __builtin_ia32_loaddqusi256_mask.
9605 (_mm256_maskz_loadu_epi32): Likewise.
9606 (_mm_mask_loadu_epi32): Pass const int * to
9607 __builtin_ia32_loaddqusi128_mask.
9608 (_mm_maskz_loadu_epi32): Likewise.
9609 (_mm256_mask_storeu_epi32): Pass int * to
9610 __builtin_ia32_storedqusi256_mask.
9611 (_mm_mask_storeu_epi32): Pass int * to
9612 __builtin_ia32_storedqusi128_mask.
9613 * config/i386/i386-builtin-types.def (PCSHORT): New.
9615 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9616 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9617 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9618 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9619 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9620 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9621 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9622 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9623 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9624 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9625 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9626 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9627 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9628 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9629 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9630 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9631 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9632 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9633 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9634 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9635 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9636 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9637 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9638 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9639 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9640 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9641 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9642 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9643 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9644 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9645 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9646 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9647 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9648 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9649 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9650 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9651 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9652 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9653 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9654 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9655 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9656 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9657 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9658 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9659 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9660 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9661 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9662 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9663 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9665 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9666 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9668 (ix86_expand_vector_move_misalign): Likewise.
9669 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9670 to scalar function prototype for unaligned load/store builtins.
9671 (ix86_expand_special_args_builtin): Updated.
9672 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9673 (UNSPEC_STOREU): Likewise.
9674 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9675 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9676 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9677 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9678 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9679 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9680 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9681 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9682 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9683 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9684 (<avx512>_storedqu<mode>_mask): Likewise.
9685 (*sse4_2_pcmpestr_unaligned): Likewise.
9686 (*sse4_2_pcmpistr_unaligned): Likewise.
9687 (*mov<mode>_internal): Renamed to ...
9688 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9689 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9690 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9691 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9693 2016-04-19 Richard Biener <rguenther@suse.de>
9695 PR tree-optimization/70171
9696 * tree-ssa-phiprop.c: Include stor-layout.h.
9697 (phiprop_insert_phi): Handle the aggregate copy case.
9698 (propagate_with_phi): Likewise.
9700 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9703 instead of simplify_gen_subreg (... , 0).
9704 (ix86_delegitimize_address): Ditto.
9705 (ix86_split_divmod): Ditto.
9706 (ix86_split_copysign_const): Ditto.
9707 (ix86_split_copysign_var): Ditto.
9708 (ix86_expand_args_builtin): Ditto.
9709 (ix86_expand_round_builtin): Ditto.
9710 (ix86_expand_special_args_builtin): Ditto.
9711 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9712 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9713 (udivmodqi4): Ditto.
9714 (absneg splitters): Ditto.
9715 (*jcc_bt<mode>_1): Ditto.
9717 2016-04-19 Richard Biener <rguenther@suse.de>
9719 PR tree-optimization/70724
9720 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9721 restoring out from ...
9722 (free_scc_vn): ... here.
9723 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9724 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9726 (pass_fre::execute): Restore SSA info.
9728 2016-04-19 Richard Biener <rguenther@suse.de>
9730 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9731 * gimple-walk.c (walk_gimple_op): Initialize it.
9732 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9733 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9734 remapping SSA names of defs.
9735 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9738 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9741 * lra-constraints.c (equiv_substition_p): New.
9742 (process_alt_operands): Use it.
9743 (swap_operands): Swap it.
9744 (curr_insn_transform): Update it.
9746 2016-04-18 Michael Matz <matz@suse.de>
9748 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9749 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9750 * tree-core.h (tree_type_common.align): Use bit-field.
9751 (tree_type_common.spare): New.
9752 (tree_decl_common.off_align): Make smaller.
9753 (tree_decl_common.align): Use bit-field.
9755 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9756 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9757 (scan_sharing_clauses): Ditto.
9758 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9759 (omp_finish_file): Ditto.
9760 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9761 (layout_decl): Ditto.
9762 (relayout_decl): Ditto.
9763 (finalize_record_size): Use SET_TYPE_ALIGN.
9764 (finalize_type_size): Ditto.
9765 (finish_builtin_struct): Ditto.
9766 (layout_type): Ditto.
9767 (initialize_sizetypes): Ditto.
9768 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9769 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9770 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9771 (get_chain_field): Ditto.
9772 (get_trampoline_type): Ditto.
9773 (get_nl_goto_field): Ditto.
9774 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9776 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9777 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9778 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9779 (build_qualified_type): Use SET_TYPE_ALIGN.
9780 (build_aligned_type, build_range_type_1): Ditto.
9781 (build_atomic_base): Ditto.
9782 (build_common_tree_nodes): Ditto.
9783 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9784 (expand_one_stack_var_at): Ditto.
9785 * coverage.c (build_var): Use SET_DECL_ALIGN.
9786 * except.c (init_eh): Ditto.
9787 * function.c (assign_parm_setup_block): Ditto.
9788 * symtab.c (increase_alignment_1): Ditto.
9789 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9790 * tree-vect-stmts.c (ensure_base_align): Ditto.
9791 * varasm.c (align_variable): Ditto.
9792 (assemble_variable): Ditto.
9793 (build_constant_desc): Ditto.
9794 (output_constant_def_contents): Ditto.
9796 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9797 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9798 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9799 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9800 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9802 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9805 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9806 replace %vmovsd with "%vmovq".
9807 (vec_concatv2df): Likewise.
9809 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9811 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9812 (*vec_extractv2si_0): Ditto.
9813 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9814 (zero_extended_scalar_load_operand splitters): Ditto.
9815 (vec_extract splitters): Ditto.
9816 (*vec_extractv4si_0_zext): Ditto.
9817 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9819 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9820 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9821 (*sse4_1_extractps): Use lowpart_subreg.
9822 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9824 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9826 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9828 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9829 Mention Solaris 11 packaging changes.
9830 Update gas and gld requirements.
9831 Remove reference to pre-Solaris 10 bug.
9832 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9834 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9837 2016-04-17 Jan Hubicka <jh@suse.cz>
9839 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9840 max_loop_iterations_int.
9842 2016-04-18 Richard Biener <rguenther@suse.de>
9844 PR tree-optimization/43434
9845 * tree-ssa-structalias.c (struct vls_data): New.
9846 (visit_loadstore): Handle all pointer-based accesses.
9847 (compute_dependence_clique): Compute a bitmap of restrict tags
9848 assigned bases and pass it to visit_loadstore.
9850 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9853 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9854 armv8.1-a and armv8.1-a+crc.
9856 2016-04-18 Richard Biener <rguenther@suse.de>
9858 PR tree-optimization/70701
9859 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9860 references after translating through a memcpy.
9862 2016-04-18 Richard Biener <rguenther@suse.de>
9864 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9865 (compute_antic): ... here. For partial antic use regular
9866 postorder and scrap iteration.
9867 (compute_partial_antic_aux): Remove unused return value.
9868 (init_pre): Do not allocate postorder.
9869 (fini_pre): Do not free postorder.
9871 2016-04-18 Richard Biener <rguenther@suse.de>
9874 * expmed.c (extract_bit_field_1): Remove broken case
9875 using a wider MODE_INT mode.
9877 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9879 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9880 unless compiling with at least GCC-4.8.
9882 2016-04-17 Jan Hubicka <jh@suse.cz>
9885 * graphite.c (graphite_finalize): Update call to
9886 tree_estimate_probability.
9887 * predict.h (tree_estimate_probability): Update prototype.
9889 2016-04-17 Jan Hubicka <jh@suse.cz>
9891 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9892 (tree_estimate_probability): Likewise.
9893 (pass_profile::execute): Update.
9894 (report_predictor_hitrates): New function.
9895 * profile.c (compute_branch_probabilities): Use it.
9896 * predict.h (report_predictor_hitrates): Declare.
9898 2016-04-17 Jan Hubicka <jh@suse.cz>
9901 * cgraph.h (cgraph_node::set_const_flag,
9902 cgraph_node::set_pure_flag): Update prototype to return bool;
9904 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9905 of interposable symbol are interposable, too.
9906 (cgraph_set_const_flag_1): Rename to ...
9907 (set_const_flag_1): ... this one; change to self recursive function
9908 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9909 clearnig the flag in all variants and also virtual thunks of const
9910 functions are pure; track if any change was done.
9911 (cgraph_node::set_const_flag): Update.
9912 (struct set_pure_flag_info): New struct.
9913 (cgraph_set_pure_flag_1): Rename to ...
9914 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9915 rather than pointer encoded flags; track if any changes was done;
9916 handle correctly clearning flag and setting flag of aliases already
9918 (cgraph_node::set_pure_flag): Update.
9919 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9921 2016-04-17 Tom de Vries <tom@codesourcery.com>
9924 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9927 2016-04-17 Tom de Vries <tom@codesourcery.com>
9929 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9930 '{}<> ' as escape-for-record.
9932 2016-04-17 Tom de Vries <tom@codesourcery.com>
9934 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9937 2016-04-17 Tom de Vries <tom@codesourcery.com>
9940 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9941 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9942 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9943 * passes.c (finish_optimization_passes): Only call
9944 finish_graph_dump_file if dfi->graph_dump_initialized.
9945 (execute_function_dump, pass_init_dump_file): Use
9946 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9948 2016-04-17 Tom de Vries <tom@codesourcery.com>
9950 PR tree-optimization/70256
9951 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9952 (debug_varmap): New function.
9954 2016-04-17 Tom de Vries <tom@codesourcery.com>
9957 * passes.c (pass_manager::register_pass): Propagate pflags.
9959 2016-04-17 Tom de Vries <tom@codesourcery.com>
9962 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9963 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9964 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9965 check if it's equal to p_start.
9966 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9968 2016-04-15 Jan Hubicka <jh@suse.cz>
9971 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9972 function does not bind to current def.
9973 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9974 handle conservatively calls to functions that does not need to bind
9976 (check_call): Update call of worse_state.
9977 (ignore_edge_for_nothrow): Update.
9978 (ignore_edge_for_pure_const): Likewise.
9979 (propagate_pure_const): Update calls to worse_state.
9980 (skip_function_for_local_pure_const): Reformat comments.
9982 2016-04-15 Jan Hubicka <jh@suse.cz>
9985 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9986 (cgraph_node::function_symbol): Likewise.
9987 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9988 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9989 (symtab_node::ultimate_alias_target): Add REF parameter.
9990 (symtab_node::binds_to_current_def_p): Declare.
9991 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9992 (cgraph_node::function_symbol): Likewise.
9993 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9994 (cgraph_node::get_availability): Likewise.
9995 (cgraph_edge::binds_to_current_def_p): New inline function.
9996 (varpool_node::get_availability): Add REF parameter.
9997 (varpool_node::ultimate_alias_target): Likewise.
9998 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9999 (symtab_node::binds_to_current_def_p): Likewise.
10000 * varpool.c (varpool_node::get_availability): Likewise.
10002 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10005 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10006 Fix mode size check.
10008 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10010 * BASE-VER: Set to 7.0.0.
10012 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10014 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10016 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10018 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10019 architecture revisions.
10021 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10023 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10024 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10025 * config/i386/i386.md (stack decrement to push peepholes): Guard
10026 with !x86_using_red_zone ().
10028 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10031 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10032 to dump_generic_node.
10033 (NIY): Pass also flags to do_niy.
10035 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10037 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10038 (simd_clone_vector_of_formal_parm_types)
10039 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10040 (simd_clone_mangle, simd_clone_create)
10041 (simd_clone_adjust_return_type, create_tmp_simd_array)
10042 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10043 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10044 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10045 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10046 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10047 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10048 * omp-simd-clone.c: ... this new file.
10049 (simd_clone_vector_of_formal_parm_types): Make it static.
10050 * Makefile.in (OBJS): Add omp-simd-clone.o.
10052 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10055 * config/i386/sse.md: Use proper memory operand modifiers.
10058 2016-04-15 Richard Biener <rguenther@suse.de>
10059 Alan Modra <amodra@gmail.com>
10061 PR tree-optimization/70130
10062 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10063 when alignment stays not the same and no not use the realign
10066 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10069 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10070 direct move handlers for KFmode. Change TFmode handlers test from
10071 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10073 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10076 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10077 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10078 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10079 * tree-ssa-live.c (remove_unused_scope_block_p): When
10080 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10081 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10082 block_ultimate_origin is FUNCTION_DECL.
10083 (remove_unused_locals): If current_function_decl is
10084 polymorphic_ctor_dtor_p, pass initial true to
10085 remove_unused_scope_block_p' is_ctor_dtor_block.
10087 2016-04-14 Martin Sebor <msebor@redhat.com>
10092 * doc/extend.texi (Variable Length): Revert.
10094 2016-04-14 Marek Polacek <polacek@redhat.com>
10095 Jan Hubicka <hubicka@ucw.cz>
10098 * tree.c (verify_type): Disable the canonical type of main variant
10101 2016-04-14 Jason Merrill <jason@redhat.com>
10103 * cfgexpand.c, expr.c: Revert previous change.
10105 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10107 PR middle-end/70643
10108 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10109 when building a mem ref for the incoming reduction variable.
10111 2016-04-14 Richard Biener <rguenther@suse.de>
10113 PR tree-optimization/70614
10114 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10115 loop if the evolution dropped to chrec_dont_know.
10116 (interpret_condition_phi): Likewise.
10118 2016-04-14 Richard Biener <rguenther@suse.de>
10120 PR tree-optimization/70623
10121 * tree-ssa-pre.c (changed_blocks): Make global ...
10122 (compute_antic): ... local here. Move and fix worklist
10123 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10124 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10125 worklist handling, dump when ANTIC_IN changed.
10126 (compute_partial_antic_aux): Remove worklist handling.
10127 (init_pre): Do not compute post dominators. Add a comment about
10128 the CFG order chosen.
10129 (fini_pre): Do not free post dominators.
10131 2016-04-13 Martin Sebor <msebor@redhat.com>
10136 * doc/extend.texi (Variable Length): Document C++ specifics.
10138 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10141 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10142 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10143 eh edges have been purged.
10146 * tree-sra.c (create_access_replacement,
10147 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10149 * tree-pretty-print.c (dump_fancy_name): New function.
10150 (dump_decl_name, dump_generic_node): Use it.
10152 2016-04-13 Jason Merrill <jason@redhat.com>
10154 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10155 * expr.c (expand_expr_real_1): Likewise.
10157 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10159 * config/i386/i386.md (kunpckhi): Swap operands.
10160 (kunpcksi): Likewise.
10161 (kunpckdi): Likewise.
10162 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10163 (vec_pack_trunc_<mode>): Likewise.
10165 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10168 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10170 PR middle-end/70633
10171 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10172 gimplification turns some element into non-constant.
10175 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10176 * explow.c (convert_memory_address_addr_space_1): No longer static,
10177 add NO_EMIT argument and don't call convert_modes if true, pass
10178 it down recursively, remove break after return.
10179 (convert_memory_address_addr_space): Adjust caller.
10180 * simplify-rtx.c (simplify_unary_operation_1): Call
10181 convert_memory_address_addr_space_1 instead of convert_memory_address,
10182 if it returns NULL, don't simplify.
10184 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10187 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10189 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10191 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10192 Bump the upper SIMDLEN limits, so that if the return type or
10193 characteristic type if the return type is void can be passed in
10194 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10197 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10200 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10201 Do not use "=" constraint on an input constraint.
10202 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10203 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10204 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10205 generates (neg (abs ...)) instead of (abs ...).
10207 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10209 PR rtl-optimization/70596
10210 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10211 just invalidate LRA data and reset them. Adjust dump wording.
10213 2016-04-12 Martin Liska <mliska@suse.cz>
10216 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10218 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10220 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10221 max_loop_iterations_int.
10222 (tree_unswitch_outer_loop): Likewise.
10223 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10224 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10226 2016-04-12 Tom de Vries <tom@codesourcery.com>
10228 PR tree-optimization/68756
10229 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10230 instead of new_name.
10232 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10234 PR tree-optimization/70602
10235 * tree-sra.c (generate_subtree_copies): Don't write anything into
10236 constant pool decls.
10238 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10239 regardless whether there are depend clauses or not.
10241 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10244 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10245 target attribute and pragma from changing the -mfloat128
10246 and -mfloat128-hardware options.
10248 * doc/extend.texi (Additional Floating Types): Document PowerPC
10249 __float128 restrictions.
10251 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10254 * config/aarch64/driver-aarch64.c
10255 (aarch64_get_extension_string_for_isa_flags): New.
10256 (arch_extension): Rename to...
10257 (aarch64_arch_extension): ...This.
10258 (ext_to_feat_string): Rename to...
10259 (aarch64_extensions): ...This.
10260 (aarch64_core_data): Keep track of architecture extension flags.
10261 (cpu_data): Rename to...
10262 (aarch64_cpu_data): ...This.
10263 (aarch64_arch_driver_info): Keep track of architecture extension
10265 (get_arch_name_from_id): Rename to...
10266 (get_arch_from_id): ...This, change return type.
10267 (host_detect_local_cpu): Update and reformat for renames, handle
10268 extensions through common infrastructure.
10270 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10273 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10274 track of a canonical flag name.
10275 (all_extensions): Likewise.
10276 (arch_to_arch_name): Also track extension flags enabled by the arch.
10277 (all_architectures): Likewise.
10278 (aarch64_parse_extension): Move to here.
10279 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10281 (aarch64_rewrite_selected_cpu): Update for above change.
10282 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10283 are handled, such that the single explicit value enabled by an
10284 extension is kept seperate from the implicit values it also enables.
10285 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10287 (aarch64_parse_extension): New.
10288 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10289 here to config/aarch64/aarch64-protos.h.
10290 (aarch64_parse_extension): Move from here to
10291 common/config/aarch64/aarch64-common.c.
10292 (aarch64_option_print): Update.
10293 (aarch64_declare_function_name): Likewise.
10294 (aarch64_start_file): Likewise.
10295 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10296 the canonical flag for extensions.
10297 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10300 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10302 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10305 2016-04-09 Tom de Vries <tom@codesourcery.com>
10307 PR tree-optimization/68953
10308 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10309 first to last subscript.
10311 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10313 PR tree-optimization/70586
10314 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10317 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10321 PR tree-optimization/70373
10322 PR middle-end/70533
10323 PR middle-end/70534
10324 PR middle-end/70535
10325 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10326 clauses for acc parallel reductions as necessary. Error on those
10328 * omp-low.c (scan_sharing_clauses): Don't install variables which
10329 are used in acc parallel reductions.
10330 (lower_rec_input_clauses): Remove dead code.
10331 (lower_oacc_reductions): Add support for reference reductions.
10332 (lower_reduction_clauses): Remove dead code.
10333 (lower_omp_target): Don't remap variables appearing in acc parallel
10335 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10337 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10339 PR middle-end/70593
10340 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10341 with multiple SSA_NAME defs, force the outputs other than first
10342 to be live before calling live_track_process_def on each output.
10344 PR rtl-optimization/70574
10345 * fwprop.c (forward_propagate_and_simplify): Don't add
10346 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10347 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10348 paradoxical subregs within *loc.
10350 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10352 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10353 -ftree-parallelize-loops={0,1}.
10354 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10355 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10356 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10357 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10358 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10360 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10363 * asan.c (instrument_derefs): If we get unknown location, extract it
10364 with EXPR_LOCATION.
10365 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10367 2016-04-08 Tom de Vries <tom@codesourcery.com>
10369 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10370 implicit firstprivate clause.
10372 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10375 * config/arm/thumb2.md (tst + branch-> lsls + branch
10376 peephole below *orsi_not_shiftsi_si): Require that condition
10377 register is dead after the peephole.
10378 (second peephole after the above): Likewise.
10380 2016-04-08 Alan Modra <amodra@gmail.com>
10383 * builtins.c (fold_builtin_classify): For IBM extended precision,
10384 look at just the high-order double to test for NaN.
10385 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10386 test just the high double for Inf but both doubles for subnormal
10389 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10391 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10392 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10393 node->simdclone->mask_mode != VOIDmode masks.
10394 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10395 earlier, use it instead of node->simdclone.
10396 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10397 Set clonei->mask_mode.
10399 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10402 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10403 Pass it through to cp_parser_already_scoped_statement.
10404 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10405 it through to cp_parser_statement.
10406 (cp_parser_statement): Pass IF_P through to
10407 cp_parser_iteration_statement.
10408 (cp_parser_pragma): Adjust call to
10409 cp_parser_iteration_statement.
10411 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10414 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10415 resolve a future -Wparentheses warning.
10416 * omp-low.c (scan_sharing_clauses): Likewise.
10417 * tree-parloops.c (eliminate_local_variables): Likewise.
10419 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10421 PR rtl-optimization/70398
10422 * lra-constraints.c (process_address_1): Check zero scale and code
10423 for reloading with zero scale.
10425 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10427 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10428 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10430 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10432 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10433 Add support for AVX512F clones, include them by default for
10434 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10435 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10438 PR middle-end/70550
10439 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10440 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10441 firstprivate clauses.
10442 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10443 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10444 (lower_omp_target): Set TREE_NO_WARNING for
10445 non-addressable possibly uninitialized vars which are copied into
10446 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10448 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10450 * config/pa/predicates.md (integer_store_memory_operand): Accept
10451 REG+D operands with a large offset when reload_in_progress is true.
10452 (floating_point_store_memory_operand): Likewise.
10454 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10457 * match.pd (nested int casts): Limit to GIMPLE.
10459 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10462 * ipa-devirt.c (maybe_record_node): Fix comment; use
10463 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10465 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10467 PR rtl-optimization/70542
10468 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10469 if there are any uses other than insn or debug insns.
10471 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10472 Jakub Jelinek <jakub@redhat.com>
10474 PR tree-optimization/70509
10475 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10476 Shift HOST_WIDE_INT_1U instead of 1.
10478 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10480 PR tree-optimization/70509
10481 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10482 of the vector base type for index.
10484 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10487 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10489 2016-04-05 Richard Biener <rguenther@suse.de>
10491 PR tree-optimization/70526
10492 * tree-sra.c (build_ref_for_offset): Use prev_base to
10493 extract the alias pointer type.
10495 2016-04-05 Richard Biener <rguenther@suse.de>
10497 * dse.c (struct store_info): Remove alias_set member.
10498 (struct read_info_type): Likewise.
10499 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10500 spill_deleted, clear_alias_set_lookup): Remove.
10501 (get_group_info): Remove dead base == NULL_RTX case.
10502 (dse_step0): Remove initialization of removed variables.
10503 (delete_dead_store_insn): Reomve alias set dumping.
10504 (free_read_records): Remove alias_set handling.
10505 (canon_address): Remove alias_set_out parameter.
10506 (record_store): Remove spill_alias_set, it's always zero.
10507 (check_mem_read_rtx): Likewise.
10508 (dse_step2): Rename from ...
10509 (dse_step2_nospill): ... this. Adjust.
10510 (scan_stores): Rename from ...
10511 (scan_stores_nospill): ... this.
10512 (scan_reads): Rename from ...
10513 (scan_reads_nospill): ... this.
10514 (scan_stores_spill, scan_reads_spill): Remove.
10515 (dse_step3_scan): Remove for_spills argument which is always false.
10516 (dse_step3): Likewise.
10517 (dse_step5): Rename from ...
10518 (dse_step5_nospill): ... this. Remove alias_set handling.
10519 (rest_of_handle_dse): Adjust.
10521 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10524 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10525 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10526 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10527 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10529 2016-04-05 Richard Biener <rguenther@suse.de>
10531 PR middle-end/70499
10532 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10533 non-register type temporaries into SSA.
10535 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10538 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10539 calls when sanitizing.
10540 (possible_polymorphic_call_target_p): Fix formatting.
10542 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10543 Jakub Jelinek <jakub@redhat.com>
10545 PR middle-end/70457
10546 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10547 to ensure a call statement is compatible with a built-in's
10549 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10552 2016-04-04 Richard Biener <rguenther@suse.de>
10554 PR rtl-optimization/70484
10555 * rtl.h (canon_output_dependence): Declare.
10556 * alias.c (canon_output_dependence): New function.
10557 * dse.c (record_store): Use canon_output_dependence rather
10558 than canon_true_dependence.
10560 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10563 * cgraph.h (symtab_node::copy_visibility_from): New function.
10564 * symtab.c (symtab_node::copy_visibility_from): New function.
10565 * ipa-visibility.c (optimize_weakref): New function.
10566 (function_and_variable_visibility): Use it.
10568 2016-04-04 Martin Liska <mliska@suse.cz>
10571 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10572 value that is really in range handled by SBR instruction.
10573 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10574 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10575 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10577 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10581 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10582 set, but not for SP_REG operands.
10584 2016-04-02 Martin Sebor <msebor@redhat.com>
10587 * fold-const.c (maybe_nonzero_address): New function.
10588 (fold_comparison): Call it. Fold equality and relational
10589 expressions involving null pointers.
10590 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10592 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10594 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10595 the "Y" constraint (scalar FP 0.0 immediate).
10597 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10598 Add the "const_double" to the list of operand constraints.
10600 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10602 PR rtl-optimization/70467
10603 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10604 If low word of the last operand is 0, just emit addition/subtraction
10607 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10610 * config/s390/s390.c (s390_expand_insv): Check for everything
10611 constant instead of just VOIDmode stuff.
10613 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10616 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10618 2016-04-01 Nathan Sidwell <nathan@acm.org>
10620 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10622 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10624 PR rtl-optimization/70461
10625 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10628 2016-03-31 Martin Liska <mliska@suse.cz>
10631 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10632 a tree value or an immediate integer value to a buffer
10633 that is eventually copied to a BRIG section.
10634 (emit_immediate_operand): Call the function here.
10635 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10636 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10637 of class' fields that are removed.
10638 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10639 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10640 m_brig_repr_size fields.
10642 2016-03-31 Martin Liska <mliska@suse.cz>
10645 * hsa-gen.c (hsa_function_representation::update_dominance): New
10647 (convert_addr_to_flat_segment): Likewise.
10648 (gen_hsa_memory_set): New alignment argument.
10649 (gen_hsa_ctor_assignment): Likewise.
10650 (gen_hsa_insns_for_single_assignment): Provide alignment
10651 to gen_hsa_ctor_assignment.
10652 (gen_hsa_insns_for_direct_call): Add new argument.
10653 (expand_lhs_of_string_op): New function.
10654 (expand_string_operation_builtin): Likewise.
10655 (expand_memory_copy): New function.
10656 (expand_memory_set): New function.
10657 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10658 (convert_switch_statements): Change signature.
10659 (generate_hsa): Use a return value of the function.
10660 (pass_gen_hsail::execute): Do not call
10661 convert_switch_statements here.
10662 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10663 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10664 (hsa_function_representation::update_dominance): New function.
10666 2016-03-31 Martin Liska <mliska@suse.cz>
10669 * hsa-brig.c (emit_directive_variable): Emit alignment
10670 according to hsa_symbol::m_align.
10671 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10672 (dump_hsa_symbol): Dump alignment of HSA symbols.
10673 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10674 (gen_hsa_addr_with_align): New function.
10675 (hsa_bitmemref_alignment): Use newly added function.
10676 (gen_hsa_insns_for_load): Likewise.
10677 (gen_hsa_insns_for_store): Likewise.
10678 (gen_hsa_memory_copy): New argument added.
10679 (gen_hsa_insns_for_single_assignment): Respect
10680 alignment for assignments processed via gen_hsa_memory_copy.
10681 (gen_hsa_insns_for_direct_call): Likewise.
10682 (gen_hsa_insns_for_return): Likewise.
10683 (gen_function_def_parameters): Set default alignment.
10684 * hsa.c (hsa_object_alignment): New function.
10685 (hsa_byte_alignment): Pasted function.
10686 * hsa.h (hsa_symbol::m_align): New field.
10688 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10690 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10691 scratch field for goto case.
10693 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10695 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10697 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10700 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10701 (scalar_chain::convert_insn): Call convert_op for reg
10702 moves to handle undefined registers.
10704 2016-03-31 Nathan Sidwell <nathan@acm.org>
10707 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10708 Assert we don't want to move backwards.
10710 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10713 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10715 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10717 PR rtl-optimization/70460
10718 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10719 with operand from REG_LABEL_OPERAND, instead substitute
10720 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10721 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10723 2016-03-31 Martin Liska <mliska@suse.cz>
10725 * passes.c (execute_one_pass): Do not call
10726 todo_after for a discarded function.
10728 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10730 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10731 (no_cost, infinite_cost): Initialize the new field.
10732 (get_computation_cost_at): Record setup cost.
10733 (determine_use_iv_cost_address): Skip cost computation for sub
10734 uses if we can estimate it without losing accuracy.
10736 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10738 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10740 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10741 max_loop_iterations_int.
10742 (tree_unswitch_outer_loop): Likewise.
10743 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10744 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10746 2016-03-30 Richard Biener <rguenther@suse.de>
10748 PR middle-end/70450
10749 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10751 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10754 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10755 in gen_blendm expander.
10757 2016-03-30 Nick Clifton <nickc@redhat.com>
10760 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10761 case where we are already provided with an SImode SUBREG.
10763 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10766 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10767 conflict between DRAP register and __builtin_eh_return.
10769 2016-03-30 Michael Matz <matz@suse.de>
10770 Richard Biener <rguenther@suse.de>
10773 * ipa-polymorphic-call.c (struct type_change_info): Change
10774 speculative to an unsigned allowing to limit the work we do.
10775 (csftc_abort_walking_p): New inline function..
10776 (check_stmt_for_type_change): Limit the number of may-defs
10777 skipped for speculative devirtualization to
10778 max-speculative-devirt-maydefs.
10779 * params.def (max-speculative-devirt-maydefs): New param.
10780 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10782 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10785 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10788 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10790 PR tree-optimization/59124
10791 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10792 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10794 2016-03-29 Jeff Law <law@redhat.com>
10796 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10798 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10800 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10803 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10805 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10806 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10807 gcrt0.o if linking dynamically.
10809 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10812 * ipa-devirt.c (methods_equal_p): New function.
10813 (compare_virtual_tables): Use it.
10814 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10815 * cgraphclones.c (clone_function_name_1): Use
10816 symbol_table::symbol_suffix_separator.
10817 * coverage.c (build_var): Likewise.
10818 * symtab.c (symbol_table::symbol_suffix_separator): New.
10820 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10822 PR rtl-optimization/70429
10823 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10824 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10825 mode != result_mode.
10828 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10830 PR tree-optimization/70405
10831 * ssa-iterators.h (num_imm_uses): Add missing braces.
10833 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10835 PR rtl-optimization/68695
10836 * ira-color.c (allocno_copy_cost_saving): New.
10837 (improve_allocation): Use it.
10839 2016-03-29 Richard Henderson <rth@redhat.com>
10841 PR middle-end/70355
10842 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10844 2016-03-29 Richard Biener <rguenther@suse.de>
10846 PR middle-end/70424
10847 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10848 use alignment returned by get_pointer_alignment_1 if it is
10849 bigger than BITS_PER_UNIT.
10850 * builtins.c (get_pointer_alignment_1): Do not return true
10851 for alignment extracted from SSA info.
10853 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10855 * config/ft32/ft32.opt (mnodiv): New.
10856 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10857 * doc/invoke.texi (FT32 Options -mnodiv): New.
10859 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10862 * config/i386/i386.md (define_split, andn): Fix modes.
10864 2016-03-26 Richard Biener <rguenther@suse.de>
10865 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10868 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10870 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10871 as 2nd argument to cl_optimization_restore().
10873 2016-03-25 Richard Henderson <rth@redhat.com>
10876 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10877 * config/aarch64/aarch64-protos.h: Declare it.
10878 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10880 2016-03-25 Alan Modra <amodra@gmail.com>
10883 * config/rs6000/constraints.md (j): Simplify.
10884 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10886 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10887 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10888 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10889 in all constraint alternatives.
10890 (movtd_64bit_nodm): Delete "j" constraint alternative.
10892 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10894 * tree-ssa-propagate.c: Enhance docs for
10895 SSA_PROP_NOT_INTERESTING.
10897 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10899 * doc/extend.texi: Fix typo in documentation to pure attribute.
10901 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10904 * config/pa/pa.md (bswapdi2): Use a scratch register.
10906 2016-03-24 Richard Henderson <rth@redhat.com>
10908 PR middle-end/69845
10909 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10912 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10914 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10915 using ix86_expand_binary_operator instead of gen_andsi3.
10917 2016-03-24 Richard Biener <rguenther@suse.de>
10919 PR tree-optimization/70396
10920 * tree-vect-stmts.c (vectorizable_comparison): Use
10921 get_vectype_for_scalar_type.
10923 2016-03-24 Richard Biener <rguenther@suse.de>
10925 PR middle-end/70370
10926 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10927 with register bases.
10929 2016-03-24 Richard Biener <rguenther@suse.de>
10931 PR tree-optimization/70372
10932 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10933 build_all_ones_cst to also handle vector types correctly.
10935 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10938 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10941 2016-03-23 Marek Polacek <polacek@redhat.com>
10944 * doc/invoke.texi: Document -Wignored-attributes.
10946 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10948 PR tree-optimization/69042
10949 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10950 parameter from 30 to 40.
10952 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10954 PR tree-optimization/69042
10955 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10956 for use with constant offset stripped in base.
10958 2016-03-23 Richard Biener <rguenther@suse.de>
10960 PR middle-end/70251
10961 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10962 mode compatibility check.
10963 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10965 2016-03-23 Jeff Law <law@redhat.com>
10967 PR tree-optimization/64058
10968 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10970 (struct ssa_conflicts): Move up earlier in the file.
10971 (conflicts_, var_map_): New static variables.
10972 (initialize_conflict_count): New function to initialize the
10973 CONFLICT_COUNT field for each conflict pair.
10974 (compare_pairs): Lazily initialize the conflict count and use it
10975 as the first tie-breaker.
10976 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10977 and wipe conflicts_ and map_ around the call to qsort. Remove
10978 special case for 2 coalesce pairs.
10979 * bitmap.c (bitmap_count_unique_bits): New function.
10980 (bitmap_count_bits_in_word): New function, extracted from
10982 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10983 * bitmap.h (bitmap_count_unique_bits): Declare it.
10985 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10988 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10989 transparent alias chain for decl assembler name.
10990 * config/sol2.c (solaris_assemble_visibility): Likewise.
10992 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10994 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10996 (v10_fdivs): Likewise.
10997 (v10_fdivd): Likewise.
10999 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11002 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11003 to not call fclose twice on file.
11005 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11007 PR tree-optimization/70354
11008 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11009 oprnd0 is wider than oprnd1 and there is a cast from the wider
11010 type to oprnd1, mask it with the mask of the narrower type.
11013 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11014 Optimize TARGET_STV splitters, if high or low word of last argument
11017 2016-03-22 Jeff Law <law@redhat.com>
11020 tree-ssa-threadbackward.c
11021 (fsm_find_control_statement_thread_paths): Correctly distinguish
11022 between old style jump threads vs FSM jump threads.
11024 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11027 * config/i386/i386.c (scalar_chain::convert_op): Support
11028 uninitialized register usage case.
11030 2016-03-22 Richard Biener <rguenther@suse.de>
11032 PR middle-end/70251
11033 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11035 (capture::gen_transform): ... to change behavior when substituting
11036 a condition into cond or not-cond expr context.
11037 (dt_simplify::gen_1): Adjust.
11038 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11039 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11040 last change and instead change to
11041 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11042 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11044 2016-03-22 Anthony Green <green@moxielogic.com>
11046 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11047 issue for moxiebox targets.
11048 (CC1PLUS_SPEC): Ditto.
11050 2016-03-22 Richard Biener <rguenther@suse.de>
11052 PR middle-end/70333
11053 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11056 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11058 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11060 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11063 * config/i386/i386.c (def_builtin): Handle
11064 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11066 (const struct builtin_description bdesc_special_args[]):
11067 Remove duplicate ISA bits.
11069 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11072 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11073 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11074 in a way that works also for AVX512BW.
11077 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11078 instead of source if operands[1] is xmm16 and above and
11079 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11080 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11083 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11084 on assign if (*from_p) is a comparison, set it to
11085 TREE_NO_WARNING (*from_p).
11087 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11089 PR middle-end/70326
11090 * lra.c (restore_scratches): Ignore deleted insns.
11092 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11093 Jakub Jelinek <jakub@redhat.com>
11095 PR tree-optimization/70317
11096 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11099 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11102 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11103 of ix86_expand_move.
11105 (movti): Use general_operand for operand 1 predicate.
11107 2016-03-21 Martin Liska <mliska@suse.cz>
11109 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11111 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11113 2016-03-21 Martin Liska <mliska@suse.cz>
11116 * ipa-icf.c (sem_function::parse): Skip static
11117 constructors and destructors.
11119 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11122 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11123 function-like macro, peek following token(s) if it is followed
11124 by CPP_OPEN_PAREN token with optional padding in between, and
11125 if not, don't treat it like a macro.
11127 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11128 Alexander Monakov <amonakov@ispras.ru>
11130 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11131 for the stabs debug format.
11133 2016-03-21 Richard Biener <rguenther@suse.de>
11135 PR tree-optimization/70310
11136 * tree-vect-generic.c (expand_vector_condition): Fold the built
11139 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11142 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11143 Block third alternative for AVX-512VL target,
11145 2016-03-21 Martin Liska <mliska@suse.cz>
11148 * hsa-brig.c (emit_function_directives): Mark unemitted
11149 global variables for emission.
11150 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11151 (get_symbol_for_decl): Likewise.
11152 * hsa.h (struct hsa_symbol): New flag.
11154 2016-03-21 Richard Biener <rguenther@suse.de>
11156 PR tree-optimization/70288
11157 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11158 we do not estimate unsimplified all-constant conditionals or
11159 switches as optimized away.
11161 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11163 PR rtl-optimization/69102
11164 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11165 when we have a readonly dependency context.
11167 2016-03-18 Jeff Law <law@redhat.com>
11169 PR rtl-optimization/70263
11170 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11171 (update_equiv_regs): When trying to move a store to after the insn
11172 that sets the source of the store, make sure the store occurs after
11173 the insn that sets the source of the store. When successful note
11174 the REG_EQUIV note created in the dump file.
11176 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11177 Bernd Schmidt <bschmidt@redhat.com>
11179 * doc/extend.texi: Document more potential problems with basic asms.
11181 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11183 PR rtl-optimization/70278
11184 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11187 2016-03-18 Jason Merrill <jason@redhat.com>
11189 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11191 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11193 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11194 values to 128b regs.
11196 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11198 PR tree-optimization/70252
11199 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11200 boolean vector has a proper number of elements.
11201 (supportable_narrowing_operation): Likewise.
11203 2016-03-18 Tom de Vries <tom@codesourcery.com>
11206 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11208 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11210 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11211 instead of replace_rtx for DEBUG_INSNs.
11213 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11215 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11216 load type reservations.
11218 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11221 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11222 define_constraint for "Q" and "T" constraints.
11224 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11226 Tweak the pipeline model for Exynos M1
11228 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11231 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11234 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11235 where one or both locations aren't within a line_map.
11237 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11240 * opts.c (finish_options): Don't set flag_pie to the default if
11241 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11244 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11246 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11247 true as ALL_REGS argument to replace_rtx.
11249 2016-03-17 Richard Biener <rguenther@suse.de>
11252 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11255 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11258 * rtl.h (replace_rtx): Add ALL_REGS argument.
11259 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11260 equality and assert mode is the same, instead of just rtx pointer
11262 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11263 true as ALL_REGS argument to replace_rtx.
11265 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11267 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11268 for boolean vector with vector mode only.
11269 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11271 2016-03-17 Nick Clifton <nickc@redhat.com>
11274 * config/rx/rx.c (rx_print_integer): Print negative constants in
11277 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11280 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11282 2016-03-16 Richard Henderson <rth@redhat.com>
11283 Richard Biener <rguenth@suse.de>
11285 PR middle-end/70240
11286 PR middle-end/68215
11288 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11289 first operand as is_gimple_condexpr.
11291 PR middle-end/70240
11292 PR middle-end/68215
11294 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11295 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11296 Do not gimplify the result.
11297 (do_unop): Adjust call to tree_vec_extract.
11298 (do_binop): Likewise.
11299 (do_compare): Likewise.
11300 (do_plus_minus): Likewise.
11301 (do_negate): Likewise.
11302 (expand_vector_condition): Likewise.
11303 (do_cond): Likewise.
11305 2016-03-16 Richard Henderson <rth@redhat.com>
11308 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11309 (aarch64_classify_address): Use it.
11310 (aarch64_legitimize_address): Force all subexpressions of PLUS
11311 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11313 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11314 Richard Biener <rguenth@suse.de>
11317 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11318 return to even if only REGNO is equal, and assert
11321 2016-03-11 Jeff Law <law@redhat.com>
11323 PR rtl-optimization/70224
11324 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11326 2016-03-16 Richard Henderson <rth@redhat.com>
11328 PR middle-end/70199
11329 * function.h (struct function): Add has_forced_label_in_static.
11330 * gimplify.c (force_labels_r): Set it.
11331 * lto-streamer-in.c (input_struct_function_base): Read it.
11332 * lto-streamer-out.c (output_struct_function_base): Write it.
11333 * tree-inline.c (has_label_address_in_static_1): Remove.
11334 (copy_forbidden): Remove fndecl parameter; test
11335 has_forced_label_in_static.
11336 (inline_forbidden_p): Update call to copy_forbidden.
11337 (tree_versionable_function_p): Likewise.
11338 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11339 (chkp_versioning): Likewise.
11340 * tree-inline.h (copy_forbidden): Update decl.
11342 2016-03-16 Marek Polacek <polacek@redhat.com>
11345 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11346 function being thunked if the result type doesn't have fixed size.
11347 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11348 doesn't have fixed size.
11350 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11352 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11353 reporting malformed loop nest.
11355 2016-03-16 Tom de Vries <tom@codesourcery.com>
11358 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11359 nodes.length () == 1 test to before first nodes[0] access.
11361 2016-03-16 Tom de Vries <tom@codesourcery.com>
11363 PR tree-optimization/68715
11364 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11365 single_pred_p test.
11367 2016-03-16 Tom de Vries <tom@codesourcery.com>
11369 PR tree-optimization/68809
11370 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11373 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11374 Sandra Loosemore <sandra@codesourcery.com>
11376 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11377 on leaf attribute. Mention ELF interposition problems.
11379 2016-03-16 Alan Modra <amodra@gmail.com>
11381 PR rtl-optimization/69195
11382 PR rtl-optimization/47992
11383 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11386 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11389 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11391 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11393 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11395 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11397 PR rtl-optimization/70222
11398 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11399 optimization if mode is different from result_mode, queue up masking
11400 of the result in outer_op. Formatting fix.
11402 PR middle-end/70239
11403 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11406 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11408 PR rtl-optimization/69032
11409 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11410 looping backwards over basic block insns.
11412 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11415 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11416 to non-speculative when propagating trap bits.
11418 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11420 PR rtl-optimization/63384
11421 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11422 DEBUG_INSN_P insns.
11424 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11427 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11428 factored out from ...
11429 (sched_analyze_insn): ... here.
11430 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11431 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11432 get_implicit_reg_pending_clobbers in it.
11433 (setup_id_reg_sets): Use setup_id_implicit_regs.
11434 (deps_init_id): Ditto.
11436 2016-03-15 Tom de Vries <tom@codesourcery.com>
11439 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11441 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11442 execute_function_dump.
11443 (execute_one_pass): Don't dump function if it will be dumped after ipa
11446 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11448 * genrecog.c (match_pattern_2): If pred is NULL don't call
11449 safe_predicate_mode on it.
11451 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11453 PR middle-end/70219
11454 * lra-constraints.c (delete_move_and_clobber): Change assertion
11455 to also allow dregno == 0.
11457 2016-03-14 Richard Henderson <rth@redhat.com>
11460 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11461 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11462 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11463 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11466 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11469 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11471 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11473 * lra-constraints.c (split_reg): For hard regs, try to find the
11474 biggest single-register mode used in the function.
11476 2016-03-14 Richard Biener <rguenther@suse.de>
11478 PR tree-optimization/56365
11479 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11480 constants to compare against.
11482 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11485 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11486 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11487 (define_split for the GPR case): Use int_reg_operand instead of
11488 gpc_reg_operand for the output.
11490 2016-03-14 Tom de Vries <tom@codesourcery.com>
11492 PR tree-optimization/70045
11493 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11494 create_empty_if_region_on_edge argument.
11496 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11498 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11499 (STACK_CHECK_PROTECT): Likewise.
11500 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11501 (STACK_CHECK_PROTECT): Likewise.
11502 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11503 (STACK_CHECK_PROTECT): Likewise.
11504 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11505 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11506 (STACK_CHECK_PROTECT): Likewise.
11508 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11510 PR rtl-optimization/69307
11511 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11512 registers in modes that span more than one register.
11514 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11517 * lra-constraints.c (delete_move_and_clobber): New.
11518 (remove_inheritance_pseudos): Use it.
11520 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11523 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11524 the libcall is LCT_THROW.
11525 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11526 for the checking routine.
11528 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11531 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11532 optimization if we have direct move.
11533 (roundu32<mode>2_fprs): Likewise.
11535 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11538 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11540 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11541 Arguments swapped. All callers changed. Take reg_renumber into
11542 account, and Calculate and compare register ranges for hard regs.
11544 2016-03-11 Jeff Law <law@redhat.com>
11546 PR tree-optimization/70190
11547 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11548 Handle cases where we can not extract the taken edge, even though we
11549 found a constant value.
11551 PR tree-optimization/64058
11552 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11553 (num_coalesce_pairs): Move up earlier in file.
11554 (find_coalesce_pair): Initialize the INDEX field for each pair
11556 (compare_pairs): No longer sort on the elements in each pair.
11557 Instead break ties with the index of the coalesce pair.
11559 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11562 * config/aarch64/aarch64-protos.h
11563 (aarch64_save_restore_target_globals): New prototype.
11564 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11565 Call the above when popping pragma.
11566 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11568 (aarch64_set_current_function): Rewrite using the above.
11570 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11572 PR tree-optimization/70177
11573 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11574 (extract_ops_from_tree): ... this. In the 2 argument
11575 overload remove _1 suffix.
11576 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11577 (extract_ops_from_tree): ... this.
11578 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11580 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11581 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11582 extract_ops_from_tree instead of 2 operand one.
11584 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11586 PR tree-optimization/70013
11587 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11588 for constant-pool entries.
11590 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11592 PR rtl-optimization/70174
11593 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11594 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11596 PR tree-optimization/70169
11597 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11598 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11601 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11602 Jakub Jelinek <jakub@redhat.com>
11605 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11606 of uninitialized values.
11608 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11610 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11612 ("*trunctddd2"): New pattern definition.
11613 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11616 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11618 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11619 definitions for BFP and DFP rounding modes.
11620 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11621 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11622 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11623 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11626 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11628 * config/s390/constraints.md: Adjust comment.
11629 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11630 s390_decompose_addrstyle_without_index.
11631 * config/s390/predicates.md (shift_count_or_setmem_operand):
11632 Rename to setmem_operand.
11633 * config/s390/s390-protos.h
11634 (s390_decompose_shift_count): Rename to
11635 s390_decompose_addrstyle_without_index.
11636 * config/s390/s390.c (s390_decompose_shift_count)
11637 (s390_mem_constraint, print_shift_count_operand)
11638 (print_operand_address, print_operand): Rename
11639 s390_decompose_shift_count to
11640 s390_decompose_addrstyle_without_index and rename
11641 print_shift_count_operand to print_addrstyle_operand troughout the
11643 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11644 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11645 Rename shift_count_or_setmem_operand to setmem_operand.
11646 * config/s390/vx-builtins.md ("vec_insert<mode>")
11647 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11650 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11653 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11654 Handle overlapping retval and newval.
11656 2016-03-10 Nick Clifton <nickc@redhat.com>
11659 * config/aarch64/aarch64.c
11660 (aarch64_override_options_after_change_1): When forcing
11661 flag_omit_frame_pointer to be true, use a special value that can
11662 be detected if this function is called again, thus preventing
11663 flag_omit_leaf_frame_pointer from being forced to be false.
11665 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11667 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11668 Set x_flag_omit_leaf_frame_pointer when handling
11669 -momit-leaf-frame-pointer.
11671 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11674 * cgraph.c (cgraph_node::dump): Dump split_part and
11675 indirect_call_target.
11676 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11677 * ipa.c (has_addr_references_p): Cleanup.
11678 (is_indirect_call_target_p): New.
11679 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11680 called indirectly as local.
11681 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11683 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11686 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11687 on cxa_pure_virtual.
11689 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11692 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11694 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11697 * tree.c (need_assembler_name_p): Only record main variant type names.
11699 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11702 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11703 Always define to 0 or 1.
11704 (TARGET_FIX_ERR_A53_843419): New macro.
11705 * config/aarch64/aarch64-elf-raw.h
11706 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11707 * config/aarch64/aarch64-linux.h: Likewise.
11708 * config/aarch64/aarch64.c
11709 (aarch64_override_options_after_change_1): Do not default
11710 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11712 (aarch64_attributes): Handle fix-cortex-a53-843419.
11713 (aarch64_can_inline_p): Likewise.
11714 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11716 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11717 Jakub Jelinek <jakub@redhat.com>
11719 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11720 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11721 DECL_COMMONS if flag_unconstrained_commons is set.
11722 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11723 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11724 (funconstrained-commons): Document.
11726 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11728 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11729 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11731 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11733 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11734 has a proper number of elements.
11736 2016-03-10 Alan Modra <amodra@gmail.com>
11738 PR rtl-optimization/69195
11739 PR rtl-optimization/47992
11740 * ira.c (recorded_label_ref): Delete.
11741 (update_equiv_regs): Return void.
11742 (indirect_jump_optimize): New function.
11743 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11744 before regstat_compute_ri. Don't rebuild_jump_labels here.
11745 Delete update_regstat.
11747 2016-03-10 Richard Biener <rguenther@suse.de>
11749 PR tree-optimization/70128
11750 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11751 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11753 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11755 PR tree-optimization/70152
11756 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11757 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11760 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11761 instead of gen_sse2_loadlpd.
11762 * config/i386/sse.md (*vec_concatv2df): Rename to...
11763 (vec_concatv2df): ... this.
11765 PR tree-optimization/70127
11766 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11768 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11772 * diagnostic-show-locus.c (compatible_locations_p): New function.
11773 (layout::layout): Sanitize ranges using compatible_locations_p.
11775 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11779 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11780 location_range param with three const expanded_locations * and a
11782 (layout::layout): Replace call to
11783 rich_location::lazily_expand_location with get_expanded_location.
11784 Extract the range and perform location expansion here, passing
11785 the results to the layout_range ctor.
11786 * diagnostic.c (source_range::debug): Delete.
11787 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11788 of rich_location::get_expanded_location.
11789 * gcc-rich-location.c (get_range_for_expr): Delete.
11790 (gcc_rich_location::add_expr): Reimplement to avoid the
11791 rich_location::add_range overload that took a location_range,
11792 passing a location_t instead.
11794 2016-03-09 Richard Biener <rguenther@suse.de>
11795 Jakub Jelinek <jakub@redhat.com>
11797 PR tree-optimization/70138
11798 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11799 Also skip vect_double_reduction_def.
11801 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11804 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11805 if the operand is "m".
11807 2016-03-09 Nathan Sidwell <nathan@acm.org>
11809 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11811 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11813 * config/i386/i386.c (processor_target_table): Fix cost table
11814 intialization order for znver1.
11816 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11818 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11819 - becuase -> because.
11820 * ipa-reference.c (ignore_module_statics): Likewise.
11821 * cgraph.c (cgraph_node::get_body): Likewise.
11822 * ipa-inline.c (early_inliner): Likewise.
11823 * ipa-devirt.c (types_same_for_odr): Likewise.
11824 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11825 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11827 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11829 * tree-ssa-math-opts.c: Fix typo in comment.
11831 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11834 * config/i386/i386.c (scalar_chain::make_vector_copies,
11835 scalar_chain::convert_reg): Call end_sequence in between
11836 get_insns and emit_conversion_insns rather than after both
11839 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11842 * config/i386/i386.h (machine_function): Add
11843 pc_thunk_call_expanded flag.
11844 (ix86_pc_thunk_call_expanded): New define.
11845 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11846 (*set_got): Rename insn pattern from set_got.
11847 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11848 * config/i386/i386.c (ix86_compute_frame_layout): Use
11849 ix86_pc_thunk_call_expanded to prevent red-zone.
11851 2016-03-07 Martin Jambor <mjambor@suse.cz>
11853 * hsa.h (hsa_get_ctor_statements): Declare.
11854 (hsa_get_dtor_statements): Likewise.
11855 (hsa_get_kernel_dispatch_type): Likewise.
11856 * hsa.c (hsa_get_ctor_statements): New function.
11857 (hsa_get_dtor_statements): Likewise.
11858 (hsa_get_kernel_dispatch_type): Likewise.
11859 * hsa-brig.c (hsa_cdtor_statements): Removed.
11860 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11861 hsa_get_dtor_statements.
11862 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11863 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11865 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11867 * config/arm/arm-cores.def (cortex-r8): New.
11868 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11869 * config/arm/arm-tune.md: Likewise.
11870 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11872 2016-03-07 Martin Sebor <msebor@redhat.com>
11874 PR rtl-optimization/19705
11875 * doc/invoke.texi (Options That Control Optimization): Clarify
11876 -fno-branch-count-reg.
11878 2016-02-26 Richard Biener <rguenther@suse.de>
11879 Jeff Law <law@redhat.com>
11881 PR tree-optimization/69740
11882 * cfghooks.c (remove_edge): Request loop fixups if we delete
11883 an edge that might turn an irreducible loop into a natural
11885 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11886 Move after definition of loops_state_clear.
11888 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11890 PR rtl-optimization/69052
11891 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11894 2016-03-07 Tom de Vries <tom@codesourcery.com>
11896 PR tree-optimization/70116
11897 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11898 is_tm_ending stmts and ubsan/asan internal functions.
11899 (find_duplicate): Use it. Don't test is_tm_ending here.
11901 2016-03-07 Richard Biener <rguenther@suse.de>
11903 PR tree-optimization/70115
11904 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11905 (propagate_constants_for_unrolling): Use replace_uses_by.
11907 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11909 PR middle-end/69916
11910 * omp-low.c (struct oacc_loop): Add ifns.
11911 (new_oacc_loop_raw): Initialize it.
11912 (finish_oacc_loop): Clear mask & flags if no ifns.
11913 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11914 (oacc_loop_xform_loop): Add ifns arg & adjust.
11915 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11917 2016-03-07 Richard Henderson <rth@redhat.com>
11920 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11921 (insert_value_copy_on_edge): Likewise.
11923 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11925 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11927 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11930 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11932 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11934 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11936 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11938 Fix sseimul type attribute.
11939 * config/i386/znver1.md
11940 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11941 znver1_sseimul_avx256_load) : Fix the type attribute.
11942 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11943 pipe usage and latency.
11945 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11948 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11949 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11952 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11955 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11957 PR rtl-optimization/69941
11958 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11959 the reg share its mode.
11961 2016-03-04 Jeff Law <law@redhat.com>
11963 PR tree-optimization/69196
11964 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11965 If the both SSA_NAMEs are anonymous, then consider them unassociated
11966 and include the PHI in the statement count.
11968 2016-03-05 Tom de Vries <tom@codesourcery.com>
11970 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11971 construct in oacc routine. Check for oacc region in oacc routine.
11973 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11976 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11977 2016-02-22 changes, instead don't recurse if RECUR is already true.
11978 Don't change *dynamic_check if RECUR. Adjust recursive caller
11979 to pass true to the new argument.
11980 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11983 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11984 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11986 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11988 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11990 PR rtl-optimization/57676
11991 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11992 with flag_checking.
11994 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11996 * tree-vect-patterns.c (search_type_for_mask): Handle
11997 comparison of booleans.
11999 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12001 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12005 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12006 all other ops that have dw_val_class_die_ref operands,
12007 and DW_OP_GNU_entry_value.
12009 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12011 PR rtl-optimization/69904
12012 * config/arm/arm.c (arm_cannot_copy_insn_p):
12013 Return true for load-exclusive instructions.
12015 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12018 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12019 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12020 the pattern no matter if it is used just by non-pattern, pattern
12022 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12023 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12024 oprnd1 def_stmt is in pattern, don't look through it.
12026 2016-03-03 Marek Polacek <polacek@redhat.com>
12028 PR middle-end/70050
12029 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12031 2016-03-03 Martin Liska <mliska@suse.cz>
12033 PR tree-optimization/70043
12034 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12035 previous statement if we see a debug statement.
12037 2016-03-03 Richard Biener <rguenther@suse.de>
12039 PR tree-optimization/55936
12040 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12041 parameter and guard unsafe equivalence use.
12042 (vrp_evaluate_conditional_warnv_with_ops): Always use
12043 safe equivalences but not via the quadratic compare_names
12046 2016-03-03 Michael Collison <michael.collison@linaro.org>
12049 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12050 for operand 1 to s_register_operand. Change predicate for operand
12051 2 to arm_not_immediate_operand.
12053 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12055 * doc/tm.texi: Regenerated.
12057 2016-03-02 Richard Henderson <rth@redhat.com>
12060 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12061 simplification when all args are positive non-fixed registers.
12063 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12065 * target.def (lra_p): Specify that new ports should use LRA.
12067 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12070 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12071 gimplify_type_sizes the type they refer to.
12072 (omp_notice_variable): Handle reference vars to VLAs.
12073 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12074 reference to VLA decls in the second pass instead of first pass.
12076 2016-03-02 Tom de Vries <tom@codesourcery.com>
12078 PR tree-optimization/68659
12079 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12080 new_expr == NULL_TREE.
12081 (get_new_name): Handle ADDR_EXPR.
12083 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12085 PR rtl-optimization/69052
12086 * loop-invariant.c (canonicalize_address): New function.
12087 (inv_can_prop_to_addr_use): Check validity of address expression
12088 which is canonicalized by above function.
12090 2016-03-02 Alan Modra <amodra@gmail.com>
12093 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12096 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12099 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12100 (*movhi_internal): Put mask moves from and to memory separately
12101 from moves from/to GPRs.
12103 2016-03-02 Richard Biener <rguenther@suse.de>
12105 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12106 GENERIC expressions in GIMPLE.
12108 2016-03-02 Richard Biener <rguenther@suse.de>
12110 * config/i386/i386.c (type_natural_mode): Fix typo.
12112 2016-03-02 Nick Clifton <nickc@redhat.com>
12114 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12116 2016-03-02 Richard Biener <rguenther@suse.de>
12117 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12122 2016-03-02 Richard Biener <rguenther@suse.de>
12124 PR middle-end/67278
12125 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12127 2016-03-02 Marek Polacek <polacek@redhat.com>
12130 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12131 "is promoted to" warning.
12133 2016-03-01 DJ Delorie <dj@redhat.com>
12135 * config.gcc: Deprecate mep-*.
12137 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12139 PR middle-end/70025
12140 * lra-constraints.c (regno_val_use_in): New.
12141 (match_reload): Use it instead of regno_use_in.
12143 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12145 PR rtl-optimization/70007
12146 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12147 references present in REG_EQUAL notes attached to non-SET patterns.
12149 2016-03-01 Jeff Law <law@redhat.com>
12151 PR tree-optimization/69196
12152 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12153 Appropriately clamp the number of statements to copy when the
12154 thread path does not traverse a loop backedge.
12156 PR tree-optimization/69196
12157 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12158 Do count some PHIs in the thread path against the insn count. Decrease
12159 final statement count by one as the control statement in the last
12160 block will get removed. Remove special cased code for handling PHIs
12163 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12166 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12167 asm dialect alternatives to explicit GOTPCREL calls.
12169 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12172 * ira.c (do_reload): Issue warning for generic stack checking here...
12173 * reload1.c (reload): ...instead of here and streamline it.
12175 2016-03-01 Nick Clifton <nickc@redhat.com>
12177 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12179 2016-03-01 Richard Biener <rguenther@suse.de>
12181 PR tree-optimization/69983
12182 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12183 types and fall back to operand_equal_p.
12185 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12190 * config/s390/constraints.md ("jm8"): New constraint.
12191 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12193 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12195 ("*setmem_long<setmem_and>"): New pattern.
12196 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12198 ("*setmem_long_31z<setmem_and>"): New pattern.
12199 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12200 New substitution rules with the required attributes.
12203 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12206 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12208 * gensupport.c (process_substs_on_one_elem): Split loop to
12209 complete mark_operands_used_in_match_dup on all expressions in the
12211 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12212 and remove function.
12214 2016-03-01 Richard Biener <rguenther@suse.de>
12216 PR middle-end/70022
12217 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12218 vector BIT_FIELD_REF extract.
12220 2016-03-01 Richard Biener <rguenther@suse.de>
12222 PR tree-optimization/69994
12223 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12225 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12227 PR tree-optimization/69956
12228 * tree-vect-stmts.c (supportable_widening_operation): Support
12229 multi-step conversion of boolean vectors.
12230 (supportable_narrowing_operation): Likewise.
12232 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12234 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12237 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12239 * config/s390/subst.md (DSI_VI): New mode iterator.
12240 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12241 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12242 the insn definition.
12243 ("*vec_set<mode>"): Change predicate and add alternative to
12244 support only either register or const_int operands as element
12246 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12248 ("vec_extract<mode>"): New expander.
12249 ("*vec_extract<mode>"): New insn definition supporting reg and
12250 const_int element selectors.
12251 ("*vec_extract<mode>_plus"): New insn definition supporting
12252 reg+const_int element selectors.
12253 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12254 following expander+insn definition.
12255 ("<vec_shifts_name><mode>3"): New expander.
12256 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12258 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12260 * config/s390/s390.md ("*tabort_1"): Change predicate to
12261 nonmemory_operand. Add a second alternative to cover
12262 register as well as const int operands.
12263 ("*tabort_1_plus"): New pattern definition.
12265 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12267 * config/s390/s390.md ("*ashrdi3_cc_31")
12268 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12269 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12270 Merge insn definitions into ...
12271 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12272 New pattern definition.
12273 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12274 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12275 ("*ashr<mode>3_and"): Merge insn definitions into ...
12276 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12277 New pattern definition.
12278 * config/s390/subst.md ("addr_style_op_cc_subst")
12279 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12280 substitutions patterns plus attributes.
12281 Add ashiftrt to SUBST iterator.
12283 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12285 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12286 op2 to nonmemory_operand.
12287 ("*<shift>di3_31", "*<shift>di3_31_and"):
12288 Merge into single pattern definition ...
12289 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12290 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12291 pattern definition ...
12292 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12293 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12296 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12298 * config/s390/predicates.md (const_int_6bitset_operand): New
12300 * config/s390/s390.md: Include subst.md.
12301 ("rotl<mode>3"): New expander.
12302 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12304 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12305 * config/s390/subst.md: New file.
12307 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12309 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12310 Remove RRR type. It doesn't really exist.
12311 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12313 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12314 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12315 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12316 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12317 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12318 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12319 `enabled' attribute.
12321 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12323 * gensupport.c (process_substs_on_one_elem): Split loop to
12324 complete mark_operands_used_in_match_dup on all expressions in the
12326 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12327 and remove function.
12329 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12332 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12333 (CEIL_NWORDS): ...this. Use CEIL macro.
12334 (compute_fp_layout): Adjust to above renaming.
12335 (function_arg_union_value): Likewise.
12336 (sparc_arg_partial_bytes): Likewise.
12337 (sparc_function_arg_advance): Likewise.
12339 2016-02-29 Jeff Law <law@redhat.com>
12341 PR tree-optimization/70005
12342 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12343 where an object with a boolean range is compared against a value
12346 PR tree-optimization/69999
12347 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12348 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12351 2016-02-29 Richard Biener <rguenther@suse.de>
12353 PR tree-optimization/69994
12354 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12355 (get_unary_op): Look through nop conversions.
12356 (ops_equal_values_p): New function, look for equality diregarding
12358 (eliminate_plus_minus_pair): Use ops_equal_values_p
12359 (repropagate_negates): Do not use get_unary_op here.
12361 2016-02-29 Martin Liska <mliska@suse.cz>
12363 * system.h: Poison ENABLE_CHECKING macro.
12365 2016-02-29 Martin Liska <mliska@suse.cz>
12367 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12368 is presented in dump flags.
12369 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12370 (hsa_regalloc): Likewise.
12372 2016-02-19 Richard Biener <rguenther@suse.de>
12374 PR tree-optimization/69980
12375 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12376 permutation of those we need to keep.
12378 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12381 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12382 (NWORDS_UP): ...this
12383 (init_cumulative_args): Minor tweaks.
12384 (sparc_promote_function_mode): Likewise.
12385 (scan_record_type): Delete.
12386 (traverse_record_type): New function template.
12387 (classify_data_t): New structure type.
12388 (classify_registers): New inline function.
12389 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12390 exhausted. Instantiate traverse_record_type on classify_registers and
12391 deal with the case of a structure passed in slot #15 with no FP field
12393 (assign_data_t): New structure type.
12394 (compute_int_layout): New static function.
12395 (compute_fp_layout): Likewise.
12396 (count_registers): New inline function.
12397 (assign_int_registers): New static function.
12398 (assign_fp_registers): Likewise.
12399 (assign_registers): New inline function.
12400 (function_arg_record_value_1): Delete.
12401 (function_arg_record_value_2): Likewise.
12402 (function_arg_record_value_3): Likewise.
12403 (function_arg_record_value): Adjust to above changes. Instantiate
12404 traverse_record_type on count_registers to first count the number of
12405 registers to be used and then on assign_registers to assign them.
12406 (function_arg_union_value): Adjust to above renaming.
12407 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12408 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12409 case of a structure passed in slot #15
12410 (sparc_function_arg_advance): Likewise.
12411 (function_arg_padding): Minor tweak.
12413 2016-02-29 Richard Biener <rguenther@suse.de>
12415 PR tree-optimization/69720
12416 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12417 the adjustment_def path for possibly vectorized defs.
12418 (vect_create_epilog_for_reduction): Handle vectorized initial
12421 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12423 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12425 2016-02-27 Jeff Law <law@redhat.com>
12428 2016-02-26 Richard Biener <rguenther@suse.de>
12429 Jeff Law <law@redhat.com>
12431 PR tree-optimization/69740
12432 * cfghooks.c (remove_edge): Request loop fixups if we delete
12433 an edge that might turn an irreducible loop into a natural
12436 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12438 PR rtl-optimization/69896
12439 * tree-vect-generic.c (get_compute_type): Avoid single element
12442 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12444 Rename the AArch64 tuning option and related functions to enable the
12445 Newton series for the reciprocal square root to reflect its
12446 approximative characteristic.
12448 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12449 function to "aarch64_emit_approx_rsqrt".
12450 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12451 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12452 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12453 (xgene1_tunings): Likewise.
12454 (use_rsqrt_p): Likewise.
12455 (aarch64_emit_swrsqrt): Use new function name.
12456 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12457 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12458 text explaining this option.
12459 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12461 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12464 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12465 complain about -mallow-movmisalign without -mvsx if
12466 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12468 2016-02-26 Joel Sherrill <joel@rtems.org>
12470 * config.gcc: Add x86_64-*-rtems*.
12471 * config/i386/rtems-64.h: New file.
12473 2016-02-26 Joel Sherrill <joel@rtems.org>
12475 * config.gcc: Add aarch64-*-rtems*.
12476 * config/aarch64/rtems.h: New file.
12478 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12481 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12482 shift amount using %h. Add comment.
12484 2016-02-26 Richard Biener <rguenther@suse.de>
12485 Jeff Law <law@redhat.com>
12487 PR tree-optimization/69740
12488 * cfghooks.c (remove_edge): Request loop fixups if we delete
12489 an edge that might turn an irreducible loop into a natural
12492 2016-02-26 Martin Jambor <mjambor@suse.cz>
12494 PR middle-end/69920
12495 * tree-sra.c (sra_modify_assign): Do not remove loads of
12496 uninitialized aggregates to SSA_NAMEs.
12498 2016-02-26 Richard Henderson <rth@redhat.com>
12501 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12502 pseudo in case the target rtx matches the source of the left
12505 2016-02-26 Martin Jambor <mjambor@suse.cz>
12508 * hsa.h (hsa_type_packed_p): Declare.
12509 * hsa.c (hsa_type_packed_p): New function.
12510 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12512 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12513 * hsa-brig.c (emit_basic_insn): Likewise.
12515 2016-02-26 Martin Jambor <mjambor@suse.cz>
12518 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12520 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12522 2016-02-26 Martin Jambor <mjambor@suse.cz>
12524 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12525 hsa_op_with_type operands.
12526 (hsa_unsigned_type_for_type): Declare.
12527 * hsa.c (hsa_unsigned_type_for_type): New function.
12528 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12529 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12530 the finalizer. Do not emit extra move.
12532 2016-02-26 Martin Jambor <mjambor@suse.cz>
12534 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12535 atomic operations in private segment.
12537 2016-02-26 Martin Jambor <mjambor@suse.cz>
12539 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12540 statements to wi->info. Also disallow omp simd constructs.
12541 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12542 for not gridifying. Dump special string for omp_for.
12544 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12547 * config/aarch64/aarch64.c (aarch64_set_current_function):
12548 Save/restore target globals when switching to
12549 target_option_default_node.
12551 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12554 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12555 Return 0 if !SHIFT_COUNT_TRUNCATED.
12557 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12558 Eric Botcazou <ebotcazou@adacore.com>
12560 PR rtl-optimization/69891
12561 * dse.c (scan_insn): If we can't figure out memset arguments
12562 or they are non-constant, call clear_rhs_from_active_local_stores.
12564 2016-02-26 Martin Liska <mliska@suse.cz>
12566 * doc/extend.texi: Mention clog10, clog10f an clog10l
12567 in Builtins section.
12569 2016-02-26 Martin Liska <mliska@suse.cz>
12571 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12573 (resolve_args_picking_1): Likewise.
12574 * dwarf2out.h (struct GTY): Likewise.
12576 2016-02-26 Martin Liska <mliska@suse.cz>
12578 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12579 with flag_checking.
12580 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12582 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12583 Martin Liska <mliska@suse.cz>
12585 * doc/install.texi: Mention --enable-valgrind-annotations.
12587 2016-02-26 Richard Biener <rguenther@suse.de>
12589 PR tree-optimization/69551
12590 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12591 looking through aliases adjust DECL_PT_UID to refer to the
12592 ultimate alias target.
12594 2016-02-25 Martin Liska <mliska@suse.cz>
12596 PR middle-end/69919
12597 * alloc-pool.c (after_memory_report): New variable.
12598 * alloc-pool.h (base_pool_allocator ::release): Do not use
12599 the infrastructure if after_memory_report.
12600 * toplev.c (toplev::main): Mark after memory report.
12602 2016-02-25 Richard Biener <rguenther@suse.de>
12604 PR tree-optimization/48795
12605 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12607 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12610 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12611 offloading is enabled and -fopenacc or -fopenmp is specified.
12612 (CRTOFFLOADEND): Likewise.
12613 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12614 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12615 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12616 (offload_objects_file_name): New static var.
12617 (tool_cleanup): Remove offload_objects_file_name file.
12618 (find_offloadbeginend): Replace with ...
12619 (find_crtoffloadtable): ... this.
12620 (run_gcc): Remove offload_argc and offload_argv.
12621 Get offload_objects_file_name from -foffload-objects=... option.
12622 Read names of object files with offload from this file, pass them to
12623 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12624 don't pass offloadbegin and offloadend to the linker. Don't pass
12625 offload non-LTO files to the linker, because now they're not claimed.
12627 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12631 on builtin_unreachable.
12633 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12635 PR rtl-optimization/69896
12636 * regcprop.c: Include cfgrtl.h.
12637 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12638 than remembered mode, either delete it (if noop_move_p), or
12639 treat like copy_p but not noop_p instruction.
12641 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12644 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12645 - allow NULL decl for Fortran DW_TAG_common_block variables.
12647 2016-02-24 Jason Merrill <jason@redhat.com>
12649 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12651 2016-02-24 Richard Biener <rguenther@suse.de>
12652 Jakub Jelinek <jakub@redhat.com>
12654 PR middle-end/69760
12655 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12656 conditionally executed ops to well-defined overflow behavior.
12658 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12660 PR middle-end/69915
12661 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12664 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12666 PR rtl-optimization/69886
12667 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12668 argument. Use it when checking validity of set instructions.
12669 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12670 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12672 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12673 * store-motion.c (find_moveable_store): Update
12674 can_assign_to_reg_without_clobbers_p callsite.
12676 2016-02-24 Richard Biener <rguenther@suse.de>
12678 PR middle-end/68963
12679 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12681 (record_nonwrapping_iv): Do not fall back to the low/high bound
12682 for non-constant IV bases if the stmt is not always executed.
12684 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12686 * config/arm/arm-cores.def (cortex-a32): New entry.
12687 * config/arm/arm-tables.opt: Regenerate.
12688 * config/arm/arm-tune.md: Regenerate.
12689 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12690 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12691 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12692 for -mcpu and -mtune.
12694 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12697 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12698 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12699 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12700 (atomic_loaddi_1): Delete.
12701 (atomic_loaddi): Rewrite expander using the above changes.
12703 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12706 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12709 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12710 Richard Biener <rguenth@suse.de>
12712 PR middle-end/69909
12713 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12714 set_mem_attributes if tem is SSA_NAME which got expanded
12717 2016-02-24 Richard Biener <rguenther@suse.de>
12719 PR tree-optimization/69907
12720 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12721 end of permutations for BB vectorization.
12723 2016-02-24 Christian Bruel <christian.bruel@st.com>
12725 * config/arm/arm-c.c (arm_option_override): Initialize
12726 target_option_current_node.
12727 * config/arm/arm.c (arm_pragma_target_parse): Replace
12728 build_target_option_node call by target_option_current_node.
12729 Set target_option_current_node.
12732 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12735 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12736 define_insn_and_split to define_insn.
12737 (zero_extendqi<mode>2_dot2): Same.
12738 (extendqi<mode>2_dot): Same.
12739 (extendqi<mode>2_dot2): Same.
12741 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12743 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12744 and add bypass for AES{D,E} and AESMC pairs.
12745 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12748 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12750 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12751 series for reciprocal square root in Exynos M1.
12753 2016-02-23 Martin Sebor <msebor@redhat.com>
12756 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12757 __builtin_alloca_with_align.
12759 2016-02-23 Richard Henderson <rth@redhat.com>
12761 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12762 (ix86_register_pragmas): Remove __seg_tls.
12763 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12764 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12765 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12766 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12767 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12768 * doc/extend.texi (__seg_tls): Remove item.
12770 2016-02-23 Richard Biener <rguenther@suse.de>
12772 * alloc-pool.h (struct allocation_object): Make id member
12773 conditional on CHECKING_P again.
12774 (get_instance): Adjust.
12775 (base_pool_allocator): Likewise.
12777 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12779 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12780 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12782 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12784 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12786 2016-02-23 Richard Biener <rguenther@suse.de>
12788 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12789 * bitmap.h (struct bitmap_usage): Likewise.
12790 (bitmap_move): Declare.
12791 * bitmap.c (register_overhead): Take size_t argument.
12792 (bitmap_move): New function.
12793 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12794 to properly account overhead.
12795 * tree.c (free_node): Use tree_size.
12797 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12800 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12801 when inverting comparison.
12804 * common.opt (Wunreachable-code): Add Warning flag.
12806 2016-02-23 Mark Wielaard <mjw@redhat.com>
12807 Jakub Jelinek <jakub@redhat.com>
12810 * cgraphunit.c (check_global_declaration): Check main_input_filename
12811 and DECL_SOURCE_FILE are not NULL.
12813 2016-02-23 Martin Jambor <mjambor@suse.cz>
12815 PR tree-optimization/69666
12816 * tree-sra.c (sra_modify_assign): Do not attempt to create
12817 default_def replacements for unscalarizable regions.
12819 2016-02-20 Mark Wielaard <mjw@redhat.com>
12822 * cgraphunit.c (check_global_declaration): Check level of
12823 warn_unused_const_variable and main_input_filename.
12824 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12825 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12826 (-Wunused-const-variable): Explain levels 1 and 2.
12828 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12831 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12832 identical arguments. Formatting and spelling fixes.
12835 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12840 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12841 and m68k-devices.def.
12842 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12843 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12845 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12847 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12848 and HImode registers.
12850 2016-02-22 Richard Biener <rguenther@suse.de>
12852 PR tree-optimization/69882
12853 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12854 preserve permutations present because of gaps.
12855 (vect_supported_load_permutation_p): Always continue checking
12856 permutations after vect_attempt_slp_rearrange_stmts.
12858 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12860 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12861 min_profitable_estimate, rather than min_profitable_iters.
12863 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12866 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12867 SImode for last match_operand.
12869 2016-02-22 Martin Liska <mliska@suse.cz>
12871 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12872 return bitsize - 1 as the return value.
12874 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12878 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12879 Handle negative shift counts.
12880 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12881 force_reg on the shift constant.
12882 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12883 (lshrsi3_d): Handle negative shift counts.
12885 2016-02-22 Richard Biener <rguenther@suse.de>
12886 Tom de Vries <tom@codesourcery.com>
12888 * graph.c: Include dumpfile.h.
12889 (print_graph_cfg): Split into three overloads.
12890 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12892 2016-02-22 Tom de Vries <tom@codesourcery.com>
12894 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12897 2016-02-22 Richard Biener <rguenther@suse.de>
12900 * ipa-inline-transform.c (inline_call): When not updating
12901 overall summaries adjust self size by the growth estimate.
12902 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12903 hash-set, do not update overall summaries here. Renamed from ...
12904 (inline_to_all_callers): ... this which is now wrapping the
12905 above and performing delayed overall summary update.
12906 (early_inline_small_functions): Delay updating of the overall
12909 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12911 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12914 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12917 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12918 :%* in %:gt() argument.
12919 (greater_than_spec_func): Adjust for expecting only numbers,
12920 if there are more than two numbers, compare the last two.
12922 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12924 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12925 -Wnarrowing with -std.
12927 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12930 * expr.c (store_field): Don't use bit-field path if exp is
12931 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12932 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12933 and the assignment can be performed by bitwise copy. Formatting
12936 PR middle-end/69838
12937 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12938 call copy_reg_eh_region_note_forward on before and/or after sequences
12939 and remove note from insn if it no longer can throw.
12942 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12943 if TARGET_AVX512BW.
12945 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12947 * config/s390/vector.md: Add missing commutative operand markers
12948 to the patterns which qualify for one.
12949 * config/s390/vx-builtins.md: Likewise.
12951 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12953 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12954 types to mode iterators.
12955 (vec_double): ... and mode attribute.
12956 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12958 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12960 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12961 Change the predicate of op2 from nonimmediate to general and let
12962 reload fix it if necessary.
12964 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12966 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12968 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12970 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12973 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12975 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12976 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12977 * config/s390/s390.md ("movstr<P:mode>"): Call
12978 s390_expand_vec_movstr.
12980 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12982 * config/s390/s390.md: Add missing output modifier for operand 1
12983 to print it as address properly.
12985 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12987 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12988 * config/s390/2964.md: New file.
12989 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12990 of insn grouping attributes depending on the CPU level.
12991 (s390_get_unit_mask): New function.
12992 (s390_sched_score): Remove the OOO from the scheduling macros.
12993 Add loop to calculate a score for the instruction mix.
12994 (s390_sched_reorder): Likewise plus improve debug output.
12995 (s390_sched_variable_issue): Rename macros as above. Calculate
12996 the unit distances after actually scheduling an insn. Improve
12998 (s390_sched_init): Clear last_scheduled_unit_distance array.
12999 * config/s390/s390.md: Include 2964.md.
13001 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13004 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13005 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13006 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13007 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13008 *avx512f_<code>v8div16qi2_mask_1): New insns.
13010 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13013 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13016 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13017 earlyclobber from target. Use wF constraint for fused memory
13019 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13021 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13022 Martin Liska <mliska@suse.cz>
13025 * cfgexpand.c (asan_sanitize_stack_p): New function.
13026 (partition_stack_vars): Use the function.
13027 (expand_stack_vars): Likewise.
13028 (defer_stack_allocation): Likewise.
13029 (expand_used_vars): Likewise.
13031 2016-02-18 Richard Biener <rguenther@suse.de>
13033 PR middle-end/69553
13034 * fold-const.c (operand_equal_p): Properly compare offsets for
13035 IMAGPART_EXPR and ARRAY_REF.
13037 2016-02-18 Nick Clifton <nickc@redhat.com>
13041 * config/arm/arm.c (arm_option_override_internal): Disable
13042 interworking if the target does not support thumb instructions.
13043 (arm_reload_in_hi): Handle the case where a register to register
13044 move needs reloading because there is no simple pattern to handle
13046 (arm_reload_out_hi): Likewise.
13048 2016-02-18 Richard Biener <rguenther@suse.de>
13050 PR middle-end/69854
13051 * match.pd: Don't use fold_binary or fold_unary for folding
13054 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13057 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13058 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13059 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13060 warn on gimple_no_warning_p statements.
13062 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13064 * doc/extend.texi (C++ Attributes): Correct description of
13065 warn_unused type attribute.
13067 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13069 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13070 correct instruction.
13072 2016-02-17 Richard Biener <rguenther@suse.de>
13074 PR rtl-optimization/69609
13075 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13076 (find_traces_1_round): When ending a trace update cached priority
13078 (bb_to_key): Use cached priority when available.
13079 (copy_bb): Initialize cached priority.
13080 (reorder_basic_blocks_software_trace_cache): Likewise.
13082 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13085 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13087 (aarch64_comparison_operator): Break overly long line into two.
13088 (aarch64_comparison_operation): Likewise.
13089 * config/aarch64/aarch64.md (cstorecc4): Use
13090 aarch64_comparison_operator_mode instead of
13091 aarch64_comparison_operator.
13092 (cstore<mode>4): Likewise.
13093 (aarch64_cstore<mode>): Likewise.
13094 (*cstoresi_insn_uxtw): Likewise.
13095 (cstore<mode>_neg): Likewise.
13096 (*cstoresi_neg_uxtw): Likewise.
13098 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13101 * config/arm/predicates.md (arm_comparison_operator_mode):
13103 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13104 instead of arm_comparison_operator.
13105 (*mov_negscc): Likewise.
13106 (*mov_notscc): Likewise.
13107 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13108 (*thumb2_mov_negscc): Likewise.
13109 (*thumb2_mov_negscc_strict_it): Likewise.
13110 (*thumb2_mov_notscc): Likewise.
13111 (*thumb2_mov_notscc_strict_it): Likewise.
13113 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13115 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13116 Add missing return.
13118 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13120 * config/visium/visium.c (machine_libfunc_index): New enum.
13121 (machine_libfuncs): New structure.
13122 (visium_libfuncs): New static variable.
13123 (TARGET_INIT_LIBFUNCS): Define to...
13124 (visium_init_libfuncs): ...this. New function.
13125 (expand_block_move_4): Use the appropriate libfunc.
13126 (expand_block_move_2): Likewise.
13127 (expand_block_move_1): Likewise.
13128 (expand_block_set_4): Likewise.
13129 (expand_block_set_2): Likewise.
13130 (expand_block_set_1): Likewise.
13131 (visium_trampoline_init): Likewise.
13133 2016-02-17 Nick Clifton <nickc@redhat.com>
13135 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13136 TI's devices.csv file as of March 2016.
13138 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13141 * opts-global.c (handle_common_deferred_options): Introduce and
13142 initialize two global variables to remember command-line options
13143 specifying a stack-limiting register.
13144 * opts.h: Add extern declarations of the two new global variables.
13145 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13146 variable based on the values of the two new global variables.
13148 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13151 * common.opt (Wnonnull-compare): New warning.
13152 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13153 of arguments against NULL.
13154 (-Wnonnull-compare): Document.
13155 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13156 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13157 * passes.def (pass_warn_nonnull_compare): Add.
13158 * gimple-ssa-nonnull-compare.c: New file.
13160 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13162 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13163 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13165 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13167 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13168 reciprocal sqrt for -mlow-precision-recip-sqrt.
13170 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13171 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13173 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13174 always use lane loads to construct non-constant vectors.
13176 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13178 * config/aarch64/aarch64.md
13179 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13180 constraints for operand 3.
13181 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13183 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13184 Richard Biener <rguenther@suse.de>
13186 PR tree-optimization/69820
13187 * tree-vect-patterns.c (type_conversion_p): Return false if
13188 *orig_type is unsigned single precision or boolean.
13189 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13192 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13194 PR rtl-optimization/69764
13195 PR rtl-optimization/69771
13196 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13197 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13199 2016-02-16 Richard Biener <rguenther@suse.de>
13201 PR tree-optimization/69776
13202 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13204 (indirect_refs_may_alias_p): Likewise.
13205 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13206 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13207 according to tbaa_p.
13208 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13209 (optimize_stmt): For redundant store discovery do not allow tbaa.
13211 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13213 PR tree-optimization/69714
13214 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13215 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13217 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13219 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13220 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13221 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13222 * config/arc/arc.c (arc_init): Check FPU options.
13223 (get_arc_condition_code): Handle new CC_FPU* modes.
13224 (arc_select_cc_mode): Likewise.
13225 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13226 register pair only. Allow access for ARCv2 accumulator.
13227 (gen_compare_reg): Whenever we have FPU support use FPU compare
13229 (arc_reorg): Don't generate brcc insns when FPU compare
13230 instructions are involved.
13231 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13232 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13233 floating point emulation.
13234 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13235 (REVERSE_CONDITION): Add new CC_FPU* modes.
13236 (TARGET_FP_SP_BASE): Define.
13237 (TARGET_FP_DP_BASE): Likewise.
13238 (TARGET_FP_SP_FUSED): Likewise.
13239 (TARGET_FP_DP_FUSED): Likewise.
13240 (TARGET_FP_SP_CONV): Likewise.
13241 (TARGET_FP_DP_CONV): Likewise.
13242 (TARGET_FP_SP_SQRT): Likewise.
13243 (TARGET_FP_DP_SQRT): Likewise.
13244 (TARGET_FP_DP_AX): Likewise.
13245 * config/arc/arc.md (ARCV2_ACC): New constant.
13246 (type): New fpu type attribute.
13247 (SDF): Conditional iterator.
13248 (cstore<mode>, cbranch<mode>): Change expand condition.
13249 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13250 handles FPU/FPX cases as well.
13251 * config/arc/arc.opt (mfpu): New option.
13252 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13254 (adddf3, muldf3, subdf3): Removed.
13255 * config/arc/predicates.md (proper_comparison_operator): Recognize
13257 * config/arc/fpu.md: New file.
13258 * doc/invoke.texi (ARC Options): Document mfpu option.
13260 2016-02-16 Richard Biener <rguenther@suse.de>
13262 PR rtl-optimization/69291
13263 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13264 noce_operand_ok check.
13266 2016-02-16 Tom de Vries <tom@codesourcery.com>
13269 * omp-low.c (simd_clone_create): Remove call to
13270 symtab->call_cgraph_insertion_hooks.
13272 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13274 PR tree-optimization/69802
13275 * tree-ssa-reassoc.c (update_range_test): If op is
13276 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13277 op == 1 test of precision 1 integral op, otherwise handle
13278 that case as op itself. Fix up formatting.
13279 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13282 2016-02-16 Richard Biener <rguenther@suse.de>
13284 PR tree-optimization/69586
13285 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13286 types for conversion sources.
13288 2016-02-16 Richard Biener <rguenther@suse.de>
13290 PR middle-end/69801
13291 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13292 mask OEP_ADDRESS_OF.
13294 2016-02-16 Alan Modra <amodra@gmail.com>
13297 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13298 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13299 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13301 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13302 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13303 (p8_fmrgow_<mode>): Likewise.
13304 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13306 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13307 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13308 to use movdi_internal64. Remove op0_di.
13309 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13311 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13313 Add support for the FCCMP insn types
13315 * config/aarch64/aarch64.md (fccmp): Change insn type.
13316 (fccmpe): Likewise.
13317 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13318 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13319 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13320 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13321 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13322 * config/arm/types.md (fccmps): Add new insn type.
13323 (fccmpd): Likewise.
13325 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13327 * alias.c (get_alias_set): Fix a typo in comment.
13329 2016-02-15 Richard Biener <rguenther@suse.de>
13331 PR tree-optimization/69595
13332 * match.pd: Complete range test simplification to true.
13334 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13336 PR rtl-optimization/69648
13337 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13338 pic_offset_table_rtx.
13340 PR rtl-optimization/69752
13341 * ira.c (update_equiv_regs): When looking for more than a single SET,
13342 also take other side effects into account.
13344 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13346 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13347 for z900+ CPUs in 31-bit mode.
13349 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13351 * common/config/s390/s390-common.c (s390_supports_split_stack):
13353 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13354 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13355 * config/s390/s390.c (struct machine_function): New field
13356 split_stack_varargs_pointer.
13357 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13358 in s390_emit_prologue.
13359 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13361 (morestack_ref): New global.
13362 (SPLIT_STACK_AVAILABLE): New macro.
13363 (s390_expand_split_stack_prologue): New function.
13364 (s390_live_on_entry): New function.
13365 (s390_va_start): Use split-stack vararg pointer if appropriate.
13366 (s390_asm_file_end): Emit the split-stack note sections.
13367 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13368 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13369 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13370 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13371 (split_stack_prologue): New expand.
13372 (split_stack_space_check): New expand.
13373 (split_stack_data): New insn.
13374 (split_stack_call): New expand.
13375 (split_stack_call_*): New insn.
13376 (split_stack_cond_call): New expand.
13377 (split_stack_cond_call_*): New insn.
13379 2016-02-15 Richard Biener <rguenther@suse.de>
13381 PR tree-optimization/69783
13382 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13383 Add trivially correct cases.
13385 2016-02-15 Tom de Vries <tom@codesourcery.com>
13388 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13390 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13392 2016-02-15 Richard Biener <rguenther@suse.de>
13394 PR tree-optimization/69776
13395 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13396 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13397 indicate whether we can use TBAA to disambiguate against stores.
13398 Use alias-set zero if not.
13399 (visit_reference_op_store): Do not use TBAA when looking up
13401 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13402 (eliminate_dom_walker::before_dom_children): But not when looking
13403 up redundant stores.
13405 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13407 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13409 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13411 * config/i386/znver1.md
13412 (znver1_pop, znver1_pop_mem,
13413 znver1_load_imov_double_store,
13414 znver1_load_imov_direct_store,
13415 znver1_load_imov_direct_load,
13416 znver1_load_imov_double_load): Add new.
13417 (znver1_insn, znver1_insn_load): Add icmov type.
13418 (znver1_sseavx_fma,
13419 znver1_sseavx_fma_load,
13421 znver1_avx256_fma_load): Fix pipe usage.
13423 2016-02-14 Alan Modra <amodra@gmail.com>
13426 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13427 with an invalid hard reg, reload just the reg not the entire
13428 pre/post-inc/dec address expression.
13430 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13433 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13434 fixed R1_REG scratch reg.
13435 (sibcall_value_pcrel_fdpic): Likewise.
13437 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13441 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13443 2016-02-12 Walter Lee <walt@tilera.com>
13445 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13446 * config/tilegx/t-tilegx: Likewise.
13448 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13451 * diagnostic-show-locus.c (struct line_span): New struct.
13452 (layout::get_first_line): Delete.
13453 (layout::get_last_line): Delete.
13454 (layout::get_num_line_spans): New member function.
13455 (layout::get_line_span): Likewise.
13456 (layout::print_heading_for_line_span_index_p): Likewise.
13457 (layout::get_expanded_location): Likewise.
13458 (layout::calculate_line_spans): Likewise.
13459 (layout::m_first_line): Delete.
13460 (layout::m_last_line): Delete.
13461 (layout::m_line_spans): New field.
13462 (layout::layout): Update comment. Replace m_first_line and
13463 m_last_line with m_line_spans, replacing their initialization
13464 with a call to calculate_line_spans.
13465 (diagnostic_show_locus): When printing source lines and
13466 annotations, rather than looping over a single span
13467 of lines, instead loop over each line_span within
13468 the layout, with an inner loop over the lines within them.
13469 Call the context's start_span callback when changing line spans.
13470 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13471 (diagnostic_build_prefix): Break out the building of the location
13472 part of the string into...
13473 (diagnostic_get_location_text): ...this new function, rewriting
13474 it from nested ternary expressions to a sequence of "if"
13476 (default_diagnostic_start_span_fn): New function.
13477 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13478 (diagnostic_context::start_span): New field.
13479 (default_diagnostic_start_span_fn): New prototype.
13481 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13484 * gcc.c (driver::finalize): Fix cleanup of "specs".
13486 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13490 * gcc.c (driver::driver): Initialize m_option_suggestions.
13491 (driver::~driver): Clean up m_option_suggestions.
13492 (suggest_option): Convert to...
13493 (driver::suggest_option): ...this, and split out into
13494 driver::build_option_suggestions and find_closest_string.
13495 (driver::build_option_suggestions): New function, from
13496 first half of suggest_option. Special-case
13497 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13498 the sanitizer_opts array. For options of enum types, add the
13499 various enum values to the candidate strings.
13500 (driver::handle_unrecognized_options): Remove "const".
13501 * gcc.h (driver::handle_unrecognized_options): Likewise.
13502 (driver::build_option_suggestions): New decl.
13503 (driver::suggest_option): New decl.
13504 (driver::m_option_suggestions): New field.
13505 * opts-common.c (add_misspelling_candidates): New function.
13506 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13507 and make non-static.
13508 * opts.h (sanitizer_opts): New array decl.
13509 (add_misspelling_candidates): New function decl.
13510 * spellcheck.c (find_closest_string): New function.
13511 * spellcheck.h (find_closest_string): New function decl.
13513 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13515 PR rtl-optimization/69764
13516 PR rtl-optimization/69771
13517 * optabs.c (expand_binop_directly): For shift_optab_p, force
13518 convert_modes with VOIDmode if xop1 has VOIDmode.
13520 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13523 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13524 to correctly determine instrumentation thunks.
13526 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13529 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13530 type by reference, force lhs on the call.
13533 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13534 Compute retval and retbnd early in all cases if split_part_return_p
13535 and return_bb is not EXIT. Remove all clobber stmts and reset
13536 all debug stmts that refer to SSA_NAMEs defined in split part,
13537 except if it is retval, in that case replace the old retval with the
13538 lhs of the call to the split part.
13540 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13543 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13545 PR middle-end/66726
13546 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13547 whose result is used in PHI.
13548 (maybe_optimize_range_tests): Likewise.
13549 (final_range_test_p): Likweise.
13551 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13553 PR middle-end/66726
13554 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13555 whose result is used in PHI.
13556 (maybe_optimize_range_tests): Likewise.
13557 (final_range_test_p): Likweise.
13559 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13561 * cgraph.c: Spelling fixes - behaviour -> behavior and
13562 neighbour -> neighbor.
13563 * target.def: Likewise.
13564 * sel-sched.c: Likewise.
13565 * config/mips/mips.c: Likewise.
13566 * config/arc/arc.md: Likewise.
13567 * config/arm/cortex-a57.md: Likewise.
13568 * config/arm/arm.c: Likewise.
13569 * config/arm/neon.md: Likewise.
13570 * config/arm/arm-c.c: Likewise.
13571 * config/vms/vms-c.c: Likewise.
13572 * config/s390/s390.c: Likewise.
13573 * config/i386/znver1.md: Likewise.
13574 * config/i386/i386.c: Likewise.
13575 * config/ia64/hpux-unix2003.h: Likewise.
13576 * config/msp430/msp430.md: Likewise.
13577 * config/rx/rx.c: Likewise.
13578 * config/rx/rx.md: Likewise.
13579 * config/aarch64/aarch64-simd.md: Likewise.
13580 * config/aarch64/aarch64.c: Likewise.
13581 * config/nvptx/nvptx.c: Likewise.
13582 * config/bfin/bfin.c: Likewise.
13583 * config/cris/cris.opt: Likewise.
13584 * config/rs6000/rs6000.c: Likewise.
13585 * target.h: Likewise.
13586 * spellcheck.c: Likewise.
13587 * ira-build.c: Likewise.
13588 * tree-inline.c: Likewise.
13589 * builtins.c: Likewise.
13590 * lra-constraints.c: Likewise.
13591 * explow.c: Likewise.
13592 * hwint.h: Likewise.
13593 * targhooks.c: Likewise.
13594 * tree-vect-data-refs.c: Likewise.
13595 * expr.c: Likewise.
13596 * doc/tm.texi: Likewise.
13597 * doc/extend.texi: Likewise.
13598 * doc/install.texi: Likewise.
13599 * doc/md.texi: Likewise.
13600 * tree-ssa-tail-merge.c: Likewise.
13601 * sched-int.h: Likewise.
13602 * match.pd: Likewise.
13603 * sched-ebb.c: Likewise.
13604 * target.def (omit_struct_return_reg): Likewise.
13605 * gimple-ssa-isolate-paths.c: Likewise.
13606 (find_implicit_erroneous_behaviour): Renamed to...
13607 (find_implicit_erroneous_behavior): ... this.
13608 (find_explicit_erroneous_behaviour): Renamed to...
13609 (find_explicit_erroneous_behavior): ... this.
13610 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13612 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13614 PR rtl-optimization/64682
13615 PR rtl-optimization/69567
13616 PR rtl-optimization/69737
13617 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13618 in I2 as well, just lose it.
13620 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13622 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13624 (aarch64_last_printed_tune_string): Likewise.
13625 (aarch64_declare_function_name): Only output .arch assembler
13626 directive if it will be different from the previously output
13627 directive. Same for .tune comment but only if -dA is set.
13628 (aarch64_start_file): New function.
13629 (TARGET_ASM_FILE_START): Define.
13631 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13634 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13636 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13639 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13640 -Wmaybe-uninitialized warning.
13642 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13645 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13647 2016-02-11 Richard Biener <rguenther@suse.de>
13649 PR rtl-optimization/69291
13650 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13651 subexpressions affected by changing the result.
13653 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13656 * lra-constraints.c (curr_insn_transform): Find in/out operands
13657 for secondary memory moves. Update dups.
13659 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13661 PR tree-optimization/69652
13662 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13663 to nested loop, did source re-formatting, skip debug statements,
13664 add check on statement with volatile operand, remove dead scalar
13667 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13668 Patrick Palka <ppalka@gcc.gnu.org>
13672 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13673 calls if the return type is TREE_ADDRESSABLE.
13674 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13675 * ipa-split.c (split_function): Fix doubled "we" in comment.
13676 Use void return type for the split part even if
13677 !split_point->split_part_set_retval.
13679 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13681 PR tree-optimization/68021
13682 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13683 when computing the value of biv cand by itself.
13685 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13687 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13688 (cortexa57_tunings): Likewise.
13689 (cortexa72_tunings): Likewise.
13690 (arch_macro_fusion_pair_p): Add support for AES fusion.
13691 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13692 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13693 Allow virtual registers before reload so early scheduling works.
13694 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13695 correct latency and pipeline.
13696 (cortex_a57_crypto_complex): Likewise.
13697 (cortex_a57_crypto_xor): Likewise.
13698 (define_bypass): Add AES bypass.
13700 2016-02-10 Richard Biener <rguenther@suse.de>
13702 PR tree-optimization/69726
13703 * passes.def: Add DCE pass before late uninit.
13704 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13705 really fixup if-conversions job.
13707 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13709 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13710 (arm_cortex_a57_tune): Likewise.
13711 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13712 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13714 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13716 * timevar.def (TV_PHASE_DBGINFO): Delete.
13717 (TV_PHASE_CHECK_DBGINFO): Likewise.
13718 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13720 2016-02-10 Richard Biener <rguenther@suse.de>
13722 PR tree-optimization/69719
13723 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13724 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13726 2016-02-09 Andrew Pinski <apinski@cavium.com>
13729 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13730 get_vcond_mask_icode returns false.
13732 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13735 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13736 an ADDIS that adds a pointer to a large constant that sets the
13737 upper16 bits with a load operation.
13739 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13742 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13744 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13746 (vzipq_s16): Likewise.
13747 (vzipq_s32): Likewise.
13748 (vzipq_f32): Likewise.
13749 (vzipq_u8): Likewise.
13750 (vzipq_u16): Likewise.
13751 (vzipq_u32): Likewise.
13752 (vzipq_p8): Likewise.
13753 (vzipq_p16): Likewise.
13755 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13758 * config/arm/arm.c (neon_endian_lane_map): New function.
13759 (neon_vector_pair_endian_lane_map): New function.
13760 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13761 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13763 (vuzpq_s16): Likewise.
13764 (vuzpq_s32): Likewise.
13765 (vuzpq_f32): Likewise.
13766 (vuzpq_u8): Likewise.
13767 (vuzpq_u16): Likewise.
13768 (vuzpq_u32): Likewise.
13769 (vuzpq_p8): Likewise.
13770 (vuzpq_p16): Likewise.
13772 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13775 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13778 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13781 truncate const_int operand 1 to QImode.
13783 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13785 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13786 corresponding to an abnormal edge.
13788 2016-02-09 Tom de Vries <tom@codesourcery.com>
13790 PR tree-optimization/69599
13791 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13793 (find_func_aliases_for_builtin_call, find_func_clobbers)
13794 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13797 2016-02-09 Richard Biener <rguenther@suse.de>
13799 PR tree-optimization/69715
13800 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13801 LHS on calls as non-rewritable.
13803 2016-02-09 Tom de Vries <tom@codesourcery.com>
13806 * lto-wrapper.c (append_diag_options): New function.
13807 (compile_offload_image): Call append_diag_options.
13809 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13812 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13813 Minor copy-edit to fix verb tenses.
13815 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13817 PR tree-optimization/69209
13818 * ipa-split.c (split_function): If split part is not
13819 returning retval, retval has gimple type but is not
13820 gimple value, force it into a SSA_NAME first.
13822 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13824 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13827 2016-02-08 Jason Merrill <jason@redhat.com>
13830 * convert.c (convert_to_integer_1): Check dofold on truncation
13832 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13833 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13834 Rename from *_nofold.
13835 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13836 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13838 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13841 * tree.c (build_common_tree_nodes): Remove short_double argument.
13842 All callers changed.
13843 * tree.h (build_common_tree_nodes): Adjust declaration.
13844 * doc/invoke.texi (-fshort-double): Remove documentation.
13845 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13846 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13847 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13848 (append_linker_options): Don't handle OPT_fshort_double.
13850 PR rtl-optimization/68730
13851 * lra-remat.c (insn_to_cand_activation): New static variable.
13852 (lra_remat): Allocate and free it.
13853 (create_cand): New arg activation. Initialize a field in
13854 insn_to_cand_activation if it is nonnull.
13855 (create_cands): Pass the activation insn to create_cand when making
13856 a candidate involving an output reload. Reorganize code a little.
13857 (do_remat): Keep track of active status of candidates in a separate
13860 2016-02-08 Richard Biener <rguenther@suse.de>
13862 PR tree-optimization/69719
13863 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13864 Properly use absolute of the difference of the two offsets to
13865 compare or adjust the segment length.
13867 2016-02-08 Richard Biener <rguenther@suse.de>
13868 Jeff Law <law@redhat.com>
13871 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13872 types for anonymous SSA names.
13874 2016-02-08 Richard Biener <rguenther@suse.de>
13876 PR rtl-optimization/69274
13877 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13879 2016-02-08 Jeff Law <law@redhat.com>
13881 PR tree-optimization/65917
13882 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13883 equivalences from if (x == y) style conditionals.
13884 (loop_depth_of_name): Remove.
13885 (record_equality): Remove loop depth check.
13886 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13887 (const_and_copies::record_const_or_copy_raw): New member function.
13888 * tree-ssa-scopedtables.c
13889 (const_and_copies::record_const_or_copy_raw): New, factored out of
13890 (const_and_copies::record_const_or_copy): Call new member function.
13892 2016-02-05 Jeff Law <law@redhat.com>
13894 PR tree-optimization/68541
13895 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13896 (count_stmts_in_block): New function.
13897 (poor_ifcvt_candidate_code): Likewise.
13898 (is_feasible_trace): Add some heuristics to determine when path
13899 splitting is profitable.
13900 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13901 is a diamond with a single exit.
13903 2016-02-05 Martin Sebor <msebor@redhat.com>
13906 * doc/invoke.texi: Update -Wplacement-new to take an optional
13909 2016-02-06 Richard Henderson <rth@redhat.com>
13912 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13913 out of non-standard address spaces.
13915 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13917 PR rtl-optimization/69691
13918 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13920 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13922 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13923 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13924 (*ieee128_mfvsrd_64bit): Likewise.
13925 (*ieee128_mfvsrd_32bit): Likewise.
13927 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13931 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13933 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13934 instrumented_version.
13936 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13938 * doc/invoke.texi (Optimize Options): In table of --param options
13939 rename second occurrence of tracer-min-branch-ratio to
13940 tracer-min-branch-probability, rename
13941 tracer-min-branch-ratio-feedback to
13942 tracer-min-branch-probability-feedback and clarify description,
13943 rename sched-spec-state-edge-prob-cutoff to
13944 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13945 to selsched-insns-to-rename, rename lto-minpartition to
13946 lto-min-partition, delete reorder-blocks-duplicate and
13947 reorder-blocks-duplicate-feedback.
13949 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13951 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13954 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13956 * doc/extend.texi: S/390: Correct some typos.
13958 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13960 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13962 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13965 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13966 (s390_register_info_gprtofpr): Use new macros above.
13967 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13969 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13970 its name. Adjust restore and save gpr ranges.
13971 (s390_register_info_set_ranges): New function.
13972 (s390_register_info): Use new macros above. Call
13973 s390_register_info_set_ranges.
13974 (s390_optimize_register_info): Likewise.
13975 (s390_hard_regno_rename_ok): Use new macros.
13976 (s390_hard_regno_scratch_ok): Likewise.
13977 (s390_emit_epilogue): Likewise.
13978 (s390_can_use_return_insn): Likewise.
13979 (s390_optimize_prologue): Likewise.
13980 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13982 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13985 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13987 (ix86_option_override_internal): Disable TARGET_STV even for
13988 -m{incoming,preferred}-stack-boundary=3.
13990 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13992 * config.gcc: Mark deprecated rtems targets as obsolete.
13994 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13996 PR rtl-optimization/64682
13997 PR rtl-optimization/69567
13998 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13999 before I2 only if the register is both used and set in I2.
14001 2016-02-04 DJ Delorie <dj@redhat.com>
14003 * config/msp430/msp430.c (msp430_start_function): Add function type.
14005 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14008 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14010 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14012 PR rtl-optimization/69577
14014 2015-10-29 Richard Henderson <rth@redhat.com>
14018 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14019 sse check to the exact conditions of PR 67609.
14021 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14024 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14025 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14026 not allowed into the traditional Altivec registers.
14027 (movtd_64bit_nodm): Likewise.
14028 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14030 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14032 * config/aarch64/cortex-a57-fma-steering.c
14033 (aarch64_register_fma_steering): Remove "static" from arguments
14036 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14039 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14040 twice when complex.
14042 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14044 * doc/invoke.texi: Delete -mno-fma4.
14046 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14048 PR rtl-optimization/69577
14049 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14050 (find_subregs_of_mode): Update accordingly. Iterate over partial
14053 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14055 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14056 * config/arm/arm.c (neon_reinterpret): Remove.
14057 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14058 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14059 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14060 vreinterpretti): Remove.
14061 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14062 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14063 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14064 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14065 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14066 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14067 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14068 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14069 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14070 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14071 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14072 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14073 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14074 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14075 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14076 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14077 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14078 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14079 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14080 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14081 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14082 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14083 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14084 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14085 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14086 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14087 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14088 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14089 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14090 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14091 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14092 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14093 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14094 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14095 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14096 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14097 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14098 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14099 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14100 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14101 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14102 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14103 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14104 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14105 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14106 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14107 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14108 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14109 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14110 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14111 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14112 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14113 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14114 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14115 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14116 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14117 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14118 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14119 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14120 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14121 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14122 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14123 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14124 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14125 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14126 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14127 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14128 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14129 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14130 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14131 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14132 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14133 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14134 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14135 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14136 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14137 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14138 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14139 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14140 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14141 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14142 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14143 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14144 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14145 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14146 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14147 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14148 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14149 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14150 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14151 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14152 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14153 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14154 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14155 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14156 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14157 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14158 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14159 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14160 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14161 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14162 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14163 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14165 2016-02-04 Martin Liska <mliska@suse.cz>
14168 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14169 that are gimple_store_p.
14170 (maybe_instrument_call): Likewise.
14172 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14174 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14175 register scaling out of memory reference and comment why.
14177 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14181 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14182 folding the source of a SET.
14184 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14188 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14189 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14191 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14195 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14198 2016-02-04 Christian Bruel <christian.bruel@st.com>
14200 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14201 * config/arm/arm.c (arm_set_current_function): Likewise.
14203 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14204 Ilya Enkovich <enkovich.gnu@gmail.com>
14205 H.J. Lu <hongjiu.lu@intel.com>
14208 * config/i386/i386.c (convert_scalars_to_vector): Remove
14209 stack alignment fixes.
14210 (ix86_option_override_internal): Disable TARGET_STV if stack
14211 might not be aligned enough.
14212 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14214 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14216 * config/i386/x86-tune.def: Disable default prefetching
14219 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14220 Vladimir Makarov <vmakarov@redhat.com>
14223 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14224 in validating fused toc addresses.
14226 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14229 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14230 range->m_caret fields if range->m_show_caret_p is false.
14233 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14234 Force oldval into register if it does not satisfy reg_or_short_operand
14235 predicate. Fix up formatting.
14237 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14238 Alexandre Oliva <aoliva@redhat.com>
14241 * lra-constraints.c (simplify_operand_subreg): Check additionally
14242 address validity after potential reloading.
14243 (process_address_1): Check insns validity. In case of failure do
14246 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14249 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14252 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14254 * wide-int.cc (canonize_uhwi): New function.
14255 (wi::divmod_internal): Use it.
14257 2016-02-02 James Norris <jnorris@codesourcery.com
14259 * gimplify.c (omp_notice_variable): Add usage check.
14261 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14263 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14264 like LE, GE, LT, GT when emitting relational operator.
14266 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14268 * ira-costs.c (find_costs_and_classes): Add extra argument.
14269 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14270 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14271 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14272 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14273 Add best_class parameter, and return it if not ALL_REGS.
14274 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14276 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14277 Update target hook.
14279 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14281 * config/aarch64/aarch64.c
14282 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14283 (aarch64_ira_change_pseudo_allocno_class): New function.
14285 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14288 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14290 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14292 * config/avr/avr.c (avr_option_override): Set
14293 PARAM_ALLOW_STORE_DATA_RACES to 1.
14295 2016-02-02 Richard Biener <rguenther@suse.de>
14297 PR tree-optimization/69595
14298 * match.pd: Add range test simplifications to true/false.
14300 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14302 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14303 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14306 2016-02-02 Richard Biener <rguenther@suse.de>
14308 PR tree-optimization/69606
14309 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14310 info on the result before moving a stmt.
14312 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14314 PR middle-end/68542
14315 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14316 branch with vector comparison.
14317 * config/i386/sse.md (VI48_AVX): New mode iterator.
14318 (define_expand "cbranch<mode>4): Add support for conditional branch
14319 with vector comparison.
14320 * tree-vect-loop.c (optimize_mask_stores): New function.
14321 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14322 has_mask_store field of vect_info.
14323 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14324 vectorized loops having masked stores after vec_info destroy.
14325 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14326 correspondent macros.
14327 (optimize_mask_stores): Add prototype.
14329 2016-02-02 Alan Modra <amodra@gmail.com>
14332 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14335 2016-02-02 Alan Modra <amodra@gmail.com>
14338 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14339 whenever toc_label_name used.
14340 (rs6000_file_start): Don't set up toc section here,
14341 (rs6000_output_function_epilogue): do so here instead,
14342 (rs6000_xcoff_file_start): and here.
14343 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14344 (load_toc_aix_di): Likewise.
14346 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14348 PR rtl-optimization/69592
14349 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14350 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14351 (num_sign_bit_copies_binary_arith_p): New inline function.
14352 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14354 2016-02-01 Jeff Law <law@redhat.com>
14356 PR tree-optimization/69580
14357 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14358 * tree-ssa-threadbackward.c
14359 (fsm_find_control_statement_thread_paths): Do not try to walk
14360 through large PHI nodes.
14362 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14364 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14365 when count is incremented above limit, don't analyze further
14368 * omp-low.c (oacc_parse_default_dims): Avoid
14369 -Wsign-compare warning, make sure value fits into int
14370 rather than just unsigned int.
14372 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14374 PR tree-optimization/67921
14375 * fold-const.c (split_tree): New parameters. Convert pointer
14376 type variable part to proper type before negating.
14377 (fold_binary_loc): Pass new arguments to split_tree.
14379 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14381 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14382 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14383 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14384 * doc/tm.texti: Rebuilt.
14385 * doc/invoke.texi (fopenacc-dim): Document.
14386 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14387 (append_compiler_options): Likewise.
14388 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14389 (oacc_parse_default_dims): New.
14390 (oacc_validate_dims): Add USED arg. Select non-unity default when
14392 (oacc_loop_fixed_partitions): Return mask of used partitions.
14393 (oacc_loop_auto_partitions): Emit dump info.
14394 (oacc_loop_partition): Return mask of used partitions.
14395 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14396 loop partitioning and validation calls.
14398 2016-02-01 Richard Biener <rguenther@suse.de>
14400 PR middle-end/69556
14401 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14403 2016-02-01 Richard Biener <rguenther@suse.de>
14405 PR tree-optimization/69574
14406 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14407 of asserting return chrec_dont_know.
14409 2016-02-01 Martin Liska <mliska@suse.cz>
14411 * mem-stats-traits.h: Add copyright header.
14412 * mem-stats.h: Likewise.
14414 2016-02-01 Richard Biener <rguenther@suse.de>
14416 PR tree-optimization/69579
14417 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14418 Do not propagate through abnormal PHI results.
14420 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14422 * postreload.c (reload_cse_simplify): Remove dead code.
14424 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14426 PR rtl-optimization/69570
14427 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14428 if there is more than one set, not if there is a single set.
14430 2016-02-01 Richard Henderson <rth@redhat.com>
14433 * combine.c (make_compound_operation): When looking through a
14434 subreg, make sure to re-extend to the width of the outer mode.
14436 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14438 PR tree-optimization/69546
14439 * wide-int.cc (wi::divmod_internal): For unsigned division
14440 where both operands fit into uhwi, if o1 is 1 and o0 has
14441 msb set, if divident_prec is larger than bits per hwi,
14442 clear another quotient word and return 2 instead of 1.
14443 Similarly for remainder with msb in HWI set, if dividend_prec
14444 is larger than bits per hwi.
14446 2016-01-29 Martin Jambor <mjambor@suse.cz>
14448 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14449 Use short lowercase names.
14450 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14451 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14452 acq_rel one. Protect warning agains segfaults if
14453 get_memory_order_name returns NULL.
14454 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14455 with release semantics. Do not warn if get_memory_order already did.
14456 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14457 semantics. Fix check for relaxed or acquire semantics. Do not warn
14458 if get_memory_order already did.
14460 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14462 * doc/install.texi: Document that isl-0.16 is supported.
14464 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14467 * config/i386/constraints.md (Bm): Describe as special memory
14469 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14470 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14471 * genpreds.c (struct constraint_data): Add is_special_memory.
14472 (have_special_memory_constraints, special_memory_start): New
14474 (special_memory_end): Ditto.
14475 (add_constraint): Add new arg is_special_memory. Add code to
14476 process its true value. Update have_special_memory_constraints.
14477 (process_define_constraint): Pass the new arg.
14478 (process_define_register_constraint): Ditto.
14479 (choose_enum_order): Process special memory.
14480 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14481 function insn_extra_special_memory_constraint.
14482 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14483 * gensupport.c (process_rtx): Process
14484 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14485 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14486 * ira-lives.c (single_reg_class): Use
14487 insn_extra_special_memory_constraint.
14488 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14489 * lra-constraints.c (process_alt_operands): Ditto.
14490 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14491 * recog.c (asm_operand_ok, preprocess_constraints): Process
14493 * reload.c (find_reloads): Ditto.
14494 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14495 * stmt.c (parse_input_constraint): Use
14496 insn_extra_special_memory_constraint.
14498 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14501 * lra-splill.c (lra_final_code_change): Revert r229087 by
14502 removing all sub-registers.
14504 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14507 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14509 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14512 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14513 SSE1, copy target into the temporary reg first before recursing
14516 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14518 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14521 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14523 * ginclude/stdarg.h: Test __cplusplus instead of
14524 __GXX_EXPERIMENTAL_CXX0X__.
14526 2016-01-29 Richard Biener <rguenther@suse.de>
14528 PR tree-optimization/69547
14529 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14530 Do not mark clobbers necessary.
14531 (mark_all_reaching_defs_necessary_1): Likewise.
14533 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14535 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14536 declaration name with %qs and print it in both error messages.
14537 Also fix indentation.
14539 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14542 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14543 trailing blank line from error message.
14545 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14548 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14551 2016-01-29 Richard Biener <rguenther@suse.de>
14553 PR middle-end/69537
14554 * match.pd: Allow all integral types when simplifying a
14555 widening or sign-changing conversion.
14557 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14559 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14560 back to setting codegen_error to fail codegen.
14562 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14565 * config/i386/constraints.md (C): Only accept constant zero operand.
14566 (BC): New constraint.
14567 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14568 instead of C constraint.
14569 * doc/md.texi (Machine Constraints): Update description
14572 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14575 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14577 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14579 PR middle-end/69542
14580 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14583 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14585 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14586 branches if using guessed profile.
14588 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14590 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14592 2016-01-28 Richard Henderson <rth@redhat.com>
14595 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14596 * config/aarch64/aarch64-protos.h: Update.
14597 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14598 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14599 (aarch64_get_condition_code_1): Handle CC_Cmode.
14600 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14601 (*add<mode>3_compareC_cconly_imm): New.
14602 (*add<mode>3_compareC_cconly): New.
14603 (*add<mode>3_compareC_imm): New.
14604 (add<mode>3_compareC): New.
14605 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14606 to be first. Use aarch64_carry_operation.
14607 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14608 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14609 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14610 (subti3): Use subdi3_compare1.
14611 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14612 (sub<mode>3_compare1): New.
14613 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14614 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14615 (*subsi3_carryin_uxtw): Likewise.
14616 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14617 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14618 * config/aarch64/iterators.md (DWI): New.
14619 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14620 (aarch64_borrow_operation): New.
14622 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14624 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14625 message when isl does not return a valid schedule.
14627 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14629 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14630 Remove comments from class declarations: they are already in the code
14633 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14635 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14637 (ternary_op_to_tree): Same.
14638 (unary_op_to_tree): Same.
14639 (nary_op_to_tree): Same.
14640 (gcc_expression_from_isl_expr_op): Same.
14641 (gcc_expression_from_isl_expression): Same.
14642 (graphite_create_new_loop): Same.
14643 (graphite_create_new_loop_guard): Same.
14644 (build_iv_mapping): Same.
14645 (graphite_create_new_guard): Same.
14646 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14647 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14649 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14651 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14652 instead of setting codegen_error to fail codegen.
14654 2016-01-28 Jason Merrill <jason@redhat.com>
14656 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14658 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14660 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14661 Remove CONST_INT_P check in CCMP cost calculation.
14663 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14665 * config/aarch64/aarch64.c (generic_vector_cost):
14666 Set vec_permute_cost.
14667 (cortexa57_vector_cost): Likewise.
14668 (exynosm1_vector_cost): Likewise.
14669 (xgene1_vector_cost): Likewise.
14670 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14671 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14672 Add vec_permute_cost entry.
14674 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14676 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14678 (add<mode>3_compare0): Likewise.
14679 (addsi3_compare0_uxtw): Likewise.
14680 (add<mode>3nr_compare0): Likewise.
14681 (compare_neg<mode>): Likewise.
14682 (<optab><mode>3): Likewise.
14684 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14686 * tree-vect-stmts.c (vectorizable_comparison): Add
14687 NULL check for vectype.
14689 2016-01-28 Richard Biener <rguenther@suse.de>
14691 PR tree-optimization/69466
14692 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14693 Account for PHIs we couldn't duplicate.
14695 2016-01-28 Martin Liska <mliska@suse.cz>
14698 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14699 instead of ENABLE_VALGRIND_CHECKING.
14701 2016-01-27 Richard Henderson <rth@redhat.com>
14704 * lra-remat.c (subreg_regs): New.
14705 (dump_candidates_and_remat_bb_data): Dump it.
14706 (operand_to_remat): Reject if operand in subreg_regs.
14707 (set_bb_regs): Collect subreg_regs.
14708 (lra_remat): Init and free subreg_regs. Compute
14709 calculate_local_reg_remat_bb_data before create_cands.
14711 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14714 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14715 change stack_alignment_needed for __tls_get_addr call.
14717 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14719 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14721 2016-01-27 Jeff Law <law@redhat.com>
14723 PR tree-optimization/68398
14724 PR tree-optimization/69196
14725 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14726 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14727 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14728 Only count PHIs in the last block in the path. The others will
14729 const/copy propagate away. Add heuristic to allow more irreducible
14730 subloops to be created when it is likely profitable to do so.
14732 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14733 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14734 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14736 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14739 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14740 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14741 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14742 * tree-streamer-in.c: Include asan.h.
14743 (streamer_get_builtin_tree): For builtins in sanitizer
14744 range call initialize_sanitizer_builtins and retry.
14746 2016-01-27 Ian Lance Taylor <iant@google.com>
14748 * common.opt (fkeep-gc-roots-live): New undocumented option.
14749 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14750 -fkeep-gc-roots-live, skip pointers.
14751 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14754 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14757 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14758 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14760 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14763 * configure.ac: NetBSD provides SSP in its C library.
14764 * configure: Updated.
14766 2016-01-27 Richard Biener <rguenther@suse.de>
14768 PR tree-optimization/69166
14769 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14770 reduction code for commutativity / associativity.
14772 2016-01-27 Martin Jambor <mjambor@suse.cz>
14774 PR tree-optimization/69355
14775 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14776 total_scalarization fails.
14778 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14780 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14783 2016-01-27 Christian Bruel <christian.bruel@st.com>
14786 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14787 Move arm_reset_previous_fndecl and set_target_option_current_node in
14788 the conditional part. Call save_restore_target_globals.
14789 * config/arm/arm.c (arm_set_current_function):
14790 Refactor to better support #pragma target and attribute mix.
14791 Call save_restore_target_globals.
14792 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14794 2016-01-27 Martin Liska <mliska@suse.cz>
14796 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14797 reference for an HSA kernel and its host function.
14799 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14801 PR tree-optimization/69399
14802 * wide-int.h (wi::lrshift): For larger precisions, only
14803 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14805 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14807 * config/arc/predicates.md (proper_comparison_operator): Reject
14808 constant-constant comparison.
14810 2016-01-26 Tom de Vries <tom@codesourcery.com>
14812 PR tree-optimization/69110
14813 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14814 DR_NUM_DIMENSIONS == 0.
14816 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14817 Sebastian Pop <s.pop@samsung.com>
14819 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14820 isl_ast_op_cond and isl_ast_op_select.
14821 (gcc_expression_from_isl_expr_op): Same.
14823 2016-01-26 Jason Merrill <jason@redhat.com>
14826 * tree.c (recompute_constructor_flags): Split out from
14828 (verify_constructor_flags): New.
14829 * tree.h: Declare them.
14831 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14833 PR rtl-optimization/69217
14834 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14835 are no TYPE_FIELDS set for the record type.
14837 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14840 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14841 toc_label_name unconditionally.
14842 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14843 SYMBOL_REF string. Use toc_label_name instead of constructing
14845 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14846 constructing LCTOC1.
14848 2016-01-26 Martin Sebor <msebor@redhat.com>
14851 * doc/extend.texi (Common Type Attributes): Move text that talks about
14852 attribute packed from attribute aligned to the section discussing
14853 the former attribute for clarity.
14855 2016-01-26 Richard Henderson <rth@redhat.com>
14857 PR middle-end/60908
14858 * trans-mem.c (tm_region_init): Mark entry block as visited.
14860 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14863 * diagnostic-show-locus.c (layout::print_source_line): Replace
14864 call to pp_newline with call to layout::print_newline.
14865 (layout::print_annotation_line): Likewise.
14866 (layout::move_to_column): Likewise.
14867 (layout::print_any_fixits): After printing any fixits, print a
14868 trailing newline, if necessary.
14869 (layout::print_newline): New method, resetting any colorization
14871 (diagnostic_show_locus): Move the pp_newline to before the
14872 early bailout. Remove dummy block enclosing the layout instance.
14873 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14874 of pp_newline_and_flush with pp_flush.
14875 (diagnostic_append_note): Delete use of pp_newline.
14876 (diagnostic_append_note_at_rich_loc): Delete.
14877 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14878 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14879 when newline characters are added to the buffer.
14881 2016-01-26 Michael Matz <matz@suse.de>
14883 * configure.ac (ac_cv_std_swap_in_utility): New test.
14884 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14885 * configure: Regenerate.
14886 * config.in: Regenerate.
14888 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14890 * config/arc/arc.md (cstoresi4): Force operand into register.
14891 (arcset<code>): Fix predicate.
14892 (arcsetltu): Likewise.
14893 (arcsetgeu): Likewise.
14894 (arcsethi): Likewise.
14895 (arcsetls): Likewise.
14897 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14899 PR tree-optimization/69483
14900 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14901 if base has error_mark_node type.
14903 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14906 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14907 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14909 (vget_lane_f16): Handle big-endian.
14910 (vgetq_lane_f16): Likewise.
14911 (vset_lane_f16): Likewise.
14912 (vsetq_lane_f16): Likewise.
14913 * config/arm/iterators.md (VQXMOV): Add V8HF.
14914 (VDQ): Add V4HF and V8HF.
14915 (V_reg): Handle V4HF and V8HF.
14916 (Is_float_mode): Likewise.
14917 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14918 neon_vdup_nv8hf): New patterns.
14919 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14920 Use VD_LANE iterator.
14921 (neon_vld1_dup<mode>): Use VQ2 iterator.
14923 2016-01-26 Nathan Sidwell <nathan@acm.org>
14925 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14926 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14927 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14928 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14929 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14930 (oacc_validate_dims): Add LEVEL arg, don't return level.
14931 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14932 oacc_validate_dims.
14933 (execute_oacc_device_lower): Adjust, add more dump output.
14934 * tree-ssa-loop.c (gate_oacc_kernels): Use
14935 oacc_fn_attrib_kernels_p.
14936 * tree-parloops.c (create_parallel_loop): Adjust
14937 set_oacc_fn_attrib call.
14939 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14942 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14943 (append_compiler_options): Handle -fcilkplus.
14944 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14946 2016-01-26 Nick Clifton <nickc@redhat.com>
14949 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14950 been marked as DECL_ONE_ONLY but we do not the means to make it
14951 so, then do not allow it to bind locally.
14953 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14956 * opts.h (parse_sanitizer_options): New prototype.
14957 * opts.c (sanitizer_opts): New array.
14958 (parse_sanitizer_options): New function.
14959 (common_handle_option): Use parse_sanitizer_options.
14961 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14964 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14965 alignment adjustment to ...
14966 (ix86_update_stack_boundary): Here. Don't over-align stack for
14968 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14969 if __tls_get_addr is called.
14971 2016-01-26 Christian Bruel <christian.bruel@st.com>
14973 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14975 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14977 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14979 2016-01-26 Richard Biener <rguenther@suse.de>
14981 PR middle-end/69467
14982 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14984 2016-01-26 Richard Biener <rguenther@suse.de>
14986 PR tree-optimization/69452
14987 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14988 (move_computations_dom_walker::before_dom_children): Rename
14990 (move_computations_worker): This.
14991 (move_computations): Perform an RPO rather than a DOM walk.
14993 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14996 * combine.c (combine_instructions): For REG_EQUAL note with
14997 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14998 to the underlying register.
14999 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15000 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15002 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15005 * config/aarch64/aarch64-builtins.c
15006 (aarch64_init_simd_builtin_types): Do not set structural
15007 equality to __Poly{8,16,64,128}_t types.
15009 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15011 PR tree-optimization/69400
15012 * wide-int.cc (wi_pack): Take the precision as argument and
15013 perform canonicalization here rather than in the callers.
15014 Use the main loop to handle all full-width HWIs. Add a
15015 zero HWI if in_len isn't a full result.
15016 (wi::divmod_internal): Update accordingly.
15017 (wi::mul_internal): Likewise. Simplify.
15019 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15020 Sebastian Pop <s.pop@samsung.com>
15022 * graphite-poly.c (apply_poly_transforms): Simplify.
15023 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15024 (print_isl_map): Same.
15025 (print_isl_union_map): Same.
15026 (print_isl_schedule): New.
15027 (debug_isl_schedule): New.
15028 * graphite-dependences.c (scop_get_reads): Do not call
15029 isl_union_map_add_map that is undocumented isl functionality.
15030 (scop_get_must_writes): Same.
15031 (scop_get_may_writes): Same.
15032 (scop_get_original_schedule): Remove.
15033 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15034 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15035 (compute_deps): Remove.
15036 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15037 (debug_schedule_ast): New.
15038 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15039 set_separate_option.
15040 (graphite_regenerate_ast_isl): Add dump.
15041 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15042 from scop->transformed_schedule.
15043 (graphite_regenerate_ast_isl): Add more dump.
15044 * graphite-optimize-isl.c (optimize_isl): Set
15045 scop->transformed_schedule. Check whether schedules are equal.
15046 (apply_poly_transforms): Move here.
15047 * graphite-poly.c (apply_poly_transforms): ... from here.
15048 (free_poly_bb): Static.
15049 (free_scop): Static.
15050 (pbb_number_of_iterations_at_time): Remove.
15051 (print_isl_ast): New.
15052 (debug_isl_ast): New.
15053 (debug_scop_pbb): New.
15054 * graphite-scop-detection.c (print_edge): Move.
15055 (print_sese): Move.
15056 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15057 (build_scop_scattering): Remove.
15058 (create_pw_aff_from_tree): Assert instead of bailing out.
15059 (add_condition_to_pbb): Remove unused code, do not fail.
15060 (add_conditions_to_domain): Same.
15061 (add_conditions_to_constraints): Remove.
15062 (build_scop_context): New.
15063 (add_iter_domain_dimension): New.
15064 (build_iteration_domains): Initialize pbb->iterators.
15065 Call add_conditions_to_domain.
15068 (index_outermost_in_loop): New.
15069 (index_pbb_in_loop): New.
15070 (outermost_pbb_in): New.
15071 (add_in_sequence): New.
15072 (add_outer_projection): New.
15073 (outer_projection_mupa): New.
15074 (add_loop_schedule): New.
15075 (build_schedule_pbb): New.
15076 (build_schedule_loop): New.
15077 (embed_in_surrounding_loops): New.
15078 (build_schedule_loop_nest): New.
15079 (build_original_schedule): New.
15080 (build_poly_scop): Call build_original_schedule.
15081 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15082 (free_poly_dr): Remove.
15083 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15084 (free_poly_bb): Remove.
15085 (debug_loop_vec): Remove.
15086 (print_isl_ast): Declare.
15087 (debug_isl_ast): Declare.
15088 (scop_do_interchange): Remove.
15089 (scop_do_strip_mine): Remove.
15090 (scop_do_block): Remove.
15091 (flatten_all_loops): Remove.
15092 (optimize_isl): Remove.
15093 (pbb_number_of_iterations_at_time): Remove.
15094 (debug_scop_pbb): Declare.
15095 (print_schedule_ast): Declare.
15096 (debug_schedule_ast): Declare.
15097 (struct scop): Remove schedule. Add original_schedule,
15098 transformed_schedule.
15099 (free_gimple_poly_bb): Remove.
15100 (print_generated_program): Remove.
15101 (debug_generated_program): Remove.
15102 (unify_scattering_dimensions): Remove.
15103 * sese.c (print_edge): ... here.
15104 (print_sese): ... here.
15105 (debug_edge): ... here.
15106 (debug_sese): ... here.
15107 * sese.h (print_edge): Declare.
15108 (print_sese): Declare.
15109 (dump_edge): Declare.
15110 (dump_sese): Declare.
15112 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15113 Sebastian Pop <s.pop@samsung.com>
15115 * Makefile.in: Set ISLVER in site.exp.
15117 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15119 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15120 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15121 through DECL_VALUE_EXPR for expansion.
15123 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15125 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15126 the frame info after reload completed.
15128 2016-01-25 Jeff Law <law@redhat.com>
15130 PR tree-optimization/69196
15131 PR tree-optimization/68398
15132 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15133 tree-ssa-threadupdate.c.
15134 (determine_bb_domination_status): Prototype
15135 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15136 (determine_bb_domination_status): No longer static.
15137 (valid_jump_thread_path): Remove code to detect characteristics
15138 of the jump thread path not associated with correctness.
15139 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15140 Correct test for thread path length. Count PHIs for real operands as
15141 statements that need to be copied. Do not count ASSERT_EXPRs.
15142 Look at all the blocks in the thread path. Compute and selectively
15143 filter thread paths based on threading through the latch, threading
15144 a multiway branch or crossing a multiway branch.
15146 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15148 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15149 decl with __attribute__ ((unused)) annotation.
15151 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15154 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15155 of operands is compatible with a statement vectype.
15157 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15159 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15160 improve wording for mixed storage order support.
15162 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15164 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15165 (vcvt_u64_f64): Likewise.
15166 (vcvta_s64_f64): Likewise.
15167 (vcvta_u64_f64): Likewise.
15168 (vcvtm_s64_f64): Likewise.
15169 (vcvtm_u64_f64): Likewise.
15170 (vcvtn_s64_f64): Likewise.
15171 (vcvtn_u64_f64): Likewise.
15172 (vcvtp_s64_f64): Likewise.
15173 (vcvtp_u64_f64): Likewise.
15175 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15177 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15178 (arc_init): Check validity mll64 option.
15179 (arc_save_restore): Use double load/store instruction.
15180 (arc_expand_movmem): Likewise.
15181 (arc_split_move): Don't split if we have double load/store
15182 instructions. Returns a boolean.
15183 (arc_process_double_reg_moves): Change function to return boolean
15184 instead of a sequence of instructions.
15185 (arc_dwarf_register_span): New function.
15186 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15187 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15188 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15189 (*movdf_insn): Likewise.
15190 * config/arc/arc.opt (mll64): New option.
15191 * config/arc/predicates.md (even_register_operand): New predicate.
15192 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15194 2016-01-25 Richard Biener <rguenther@suse.de>
15197 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15198 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15200 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15202 2016-01-25 Richard Biener <rguenther@suse.de>
15204 PR tree-optimization/69376
15205 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15207 (VN_INFO_ANTI_RANGE_P): New inline.
15208 (VN_INFO_RANGE_TYPE): Likewise.
15209 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15210 SSA_NAME_ANTI_RANGE_P.
15211 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15212 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15213 Properly query VN_INFO_RANGE_TYPE.
15215 2016-01-25 Nick Clifton <nickc@redhat.com>
15218 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15220 2016-01-23 Tom de Vries <tom@codesourcery.com>
15222 PR tree-optimization/69426
15223 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15226 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15228 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15229 "the the" with "the" in the comments.
15230 * ipa-devirt.c (build_type_inheritance_graph,
15231 update_type_inheritance_graph): Likewise.
15232 * tree.c (build_function_type_list_1): Likewise.
15233 * cfgloopmanip.c (scale_loop_profile): Likewise.
15234 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15235 * gimple-ssa-split-paths.c
15236 (find_block_to_duplicate_for_splitting_paths): Likewise.
15237 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15238 * expr.c (convert_move): Likewise.
15239 * var-tracking.c (vt_stack_adjustments): Likewise.
15240 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15241 * tree-vrp.c (test_for_singularity): Likewise.
15243 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15244 directly instead of building a temporary tree.
15247 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15248 remove <algorithm> include.
15250 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15253 * config/i386/i386.c: Include dojump.h.
15254 (expand_small_movmem_or_setmem,
15255 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15257 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15258 if dynamic_check != -1.
15260 2016-01-21 Jeff Law <law@redhat.com>
15262 PR middle-end/69347
15263 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15264 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15265 into dominated_by_p.
15266 (cprop_into_successor_phis): Avoid unnecessary tests.
15268 2016-01-22 Richard Henderson <rth@redhat.com>
15271 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15272 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15274 2016-01-22 Michael Matz <matz@suse.de>
15276 * system.h (string, algorithm): Include only conditionally.
15277 (new): Include always under C++.
15278 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15279 * final.c (toplevel): Ditto.
15280 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15281 * genconditions.c (write_header): Make gencondmd.c define
15283 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15285 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15286 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15288 2016-01-22 Christian Bruel <christian.bruel@st.com>
15291 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15293 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15296 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15297 define_insn_and_split. Ensure operands[1] and operands[0] do not
15298 get assigned the same register.
15300 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15302 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15304 2016-01-22 Christian Bruel <christian.bruel@st.com>
15306 * config/arm/arm-c.c (arm_pragma_target_parse):
15307 Remove warn_builtin_macro_redefined overwrite.
15309 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15311 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15312 flag_non_call_exceptions compatibility.
15314 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15317 * dwarf2out.c (add_child_die_after): New function.
15318 (dwarf_qual_info_t): New type.
15319 (dwarf_qual_info): New variable.
15320 (qualified_die_p): New function.
15321 (modified_type_die): For -fdebug-types-section, ensure
15322 canonical order of qualifiers. Put qualified DIEs adjacent
15323 to the corresponding non-qualified type DIE and search there
15324 for existing qualified DIEs.
15326 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15328 * doc/extend.texi (scalar_storage_order type attribute): Document
15329 restriction on type punning and aliasing, and remove future tense.
15331 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15334 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15337 2016-01-21 Jeff Law <law@redhat.com>
15339 PR middle-end/69347
15340 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15341 useless call to record_temporary_equivalences.
15342 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15343 allocate 10 slots in the bb_path vector and let it grow as needed.
15344 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15347 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15349 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15351 * configure: Regenerate.
15353 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15355 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15356 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15358 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15360 PR middle-end/66178
15361 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15362 drop EXPAND_INITIALIZER.
15363 * rtl.h (contains_symbolic_reference_p): Declare.
15364 * rtlanal.c (contains_symbolic_reference_p): New function.
15365 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15366 a subtraction into a NOT if symbolic constants are involved.
15368 2016-01-21 Anton Blanchard <anton@samba.org>
15369 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15372 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15374 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15377 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15379 * config/microblaze/microblaze.c
15380 (get_branch_target): New.
15381 (insert_wic_for_ilb_runout): New.
15383 (microblaze_machine_dependent_reorg): New.
15384 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15385 * config/microblaze/microblaze.md
15386 (UNSPEC_IPREFETCH): Define.
15387 (iprefetch): New pattern
15388 * config/microblaze/microblaze.opt
15389 (mxl-prefetch): New flag.
15391 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15393 * config/microblaze/microblaze.h
15394 (FIXED_REGISTERS): Update in macro.
15395 (CALL_USED_REGISTERS): Update in macro.
15397 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15399 PR rtl-optimization/68920
15400 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15403 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15405 PR rtl-optimization/68990
15406 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15407 pseudo instead of inheritance ones.
15409 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15410 Nick Clifton <nickc@redhat.com>
15414 * config/mips/mips.c (mips_compute_frame_info): Initialise
15415 args_size and hard_frame_pointer_offset fields of the frame
15416 structure before calling mips_global_pointer.
15418 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15420 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15422 * configure: Regenerate.
15424 2016-01-21 Richard Biener <rguenther@suse.de>
15426 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15428 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15430 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15431 to actually emit the .size directive.
15433 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15434 Jakub Jelinek <jakub@redhat.com>
15438 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15439 args array size by one to avoid buffer overflow.
15441 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15443 * config/s390/s390.md (pool_section_start): Use switch_to_section
15444 to select proper read-only data section instead of hardcoding
15446 (pool_section_end): Use switch_to_section to match the above.
15448 2016-01-21 Richard Biener <rguenther@suse.de>
15450 PR tree-optimization/69378
15451 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15452 (set_ssa_val_to): Use it for dominance checks taking into
15453 account not executable edges.
15455 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15458 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15459 for bitsize instead of GET_MODE_PRECISION (mode).
15461 2016-01-20 Martin Sebor <msebor@redhat.com>
15464 * extend.texi (__sync Builtins): Clarify the semantics of
15465 __sync_fetch_and_OP built-ins on pointers.
15466 (__atomic Builtins): Same.
15468 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15469 Sebastian Pop <s.pop@samsung.com>
15471 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15472 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15473 (is_valid_rename): Same.
15474 (translate_isl_ast_to_gimple::get_rename): Same.
15475 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15476 (translate_isl_ast_to_gimple::rename_uses): Same.
15477 (get_new_name): Check for close_phi nodes.
15478 (copy_loop_phi_args): Use phi_node_kind.
15479 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15480 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15482 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15483 Sebastian Pop <s.pop@samsung.com>
15485 Revert commit r229783.
15486 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15487 Remove use of parameter_rename_map.
15488 (copy_def): Remove.
15489 (copy_internal_parameters): Remove.
15490 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15491 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15492 (free_sese_info): Do not free parameter_rename_map.
15493 (set_rename): Do not use parameter_rename_map.
15494 (rename_uses): Update call to set_rename.
15495 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15496 * sese.h (parameter_rename_map_t): Remove.
15497 (struct sese_info_t): Remove field parameter_rename_map.
15499 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15500 Sebastian Pop <s.pop@samsung.com>
15502 * graphite-isl-ast-to-gimple.c: Fix comment.
15503 * graphite-scop-detection.c (defined_in_loop_p): New.
15504 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15505 names defined in loop.
15507 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15508 Sebastian Pop <s.pop@samsung.com>
15510 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15511 Discard unstructured if-then-else regions.
15513 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15514 Sebastian Pop <s.pop@samsung.com>
15516 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15517 (cleanup_loop_iter_dom): Remove.
15518 (build_loop_iteration_domains): Remove.
15519 (build_scop_context): Remove.
15520 (build_scop_iteration_domain): Remove.
15521 (add_loop_constraints): New.
15522 (build_iteration_domains): New.
15523 (build_poly_scop): Call build_iteration_domains.
15525 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15526 Sebastian Pop <s.pop@samsung.com>
15528 * graphite-scop-detection.c
15529 (scop_detection::harmful_loop_in_region): Free dom and loops.
15530 (scop_detection::loop_body_is_valid_scop): Free bbs.
15532 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15533 Sebastian Pop <s.pop@samsung.com>
15535 * graphite-scop-detection.c (record_loop_in_sese): New.
15536 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15537 (build_scops): Remove call to build_sese_loop_nests.
15538 * sese.c (sese_record_loop): Remove.
15539 (build_sese_loop_nests): Remove.
15540 (new_sese_info): Remove region->loops.
15541 (free_sese_info): Same.
15542 * sese.h (sese_contains_loop): Same.
15543 (build_sese_loop_nests): Remove.
15544 (sese_contains_loop): Remove.
15546 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15547 Sebastian Pop <s.pop@samsung.com>
15549 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15550 loop_is_valid_in_scop.
15551 (scop_detection::harmful_stmt_in_region): Renamed
15552 harmful_loop_in_region.
15553 Call loop_is_valid_in_scop.
15555 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15556 Sebastian Pop <s.pop@samsung.com>
15558 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15561 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15562 Sebastian Pop <s.pop@samsung.com>
15564 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15565 * graphite.h (struct poly_bb): Remove field is_reduction.
15566 (PBB_IS_REDUCTION): Remove.
15568 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15569 Sebastian Pop <s.pop@samsung.com>
15571 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15572 (add_pdr_constraints): Same.
15573 (scop_get_reads): Same.
15574 (scop_get_must_writes): Same.
15575 (scop_get_may_writes): Same.
15576 (scop_get_original_schedule): Same.
15577 (extend_schedule): Same.
15578 (apply_schedule_on_deps): Same.
15579 (carries_deps): Same.
15580 (compute_deps): Same.
15581 (scop_get_dependences): Same.
15582 * graphite-isl-ast-to-gimple.c
15583 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15584 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15585 (get_schedule_for_band_list): Same.
15586 (get_schedule_map): Same.
15587 (apply_schedule_map_to_scop): Same.
15588 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15589 (build_loop_iteration_domains): Same.
15590 (add_condition_to_pbb): Same.
15591 (add_param_constraints): Same.
15592 (pdr_add_memory_accesses): Same.
15593 (pdr_add_data_dimensions): Same.
15595 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15597 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15600 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15602 * common.opt (feliminate-dwarf2-dups): Replace references to
15603 "DWARF 2" with just "DWARF".
15604 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15605 * doc/extend.texi: Likewise.
15606 * doc/cpp.texi: Likewise.
15607 * doc/invoke.texi: Likewise.
15608 (Option Summary): Add -gdwarf to list of Debugging Options.
15609 (Debugging Options): Document -gdwarf.
15610 * doc/contrib.texi: Spell "DWARF" like that.
15612 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15614 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15615 warning. Fix up formatting.
15617 PR middle-end/67653
15618 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15619 attempt to mark memory input operand addressable and
15620 call prepare_gimple_addressable in that case. Don't adjust
15621 input_location for diagnostics, use error_at instead.
15623 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15625 * config/rs6000/ppc-auxv.h: New file.
15626 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15627 (cpu_is): Likewise.
15628 (cpu_supports): Likewise.
15629 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15630 (cpu_is_info): New variable.
15631 (cpu_supports_info): Likewise.
15632 (tcb_verification_symbol): Likewise.
15633 (cpu_builtin_p): Likewise.
15634 (cpu_expand_builtin): New function.
15635 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15636 (rs6000_init_builtins): Likewise.
15637 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15638 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15639 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15640 * configure: Regenerate.
15641 * config.in: Likewise.
15642 * doc/extend.texi (PowerPC Built-in Functions): Document
15643 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15645 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15648 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15650 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15653 2016-01-20 Richard Henderson <rth@redhat.com>
15659 * tree.c (tm_define_builtin): New.
15660 (find_tm_vector_type): New.
15661 (build_tm_vector_builtins): New.
15662 (build_common_builtin_nodes): Call it.
15664 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15666 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15667 (arm_fp_ok): Likewise.
15668 (arm_fp): Likewise.
15669 (arm_crypto): Likewise.
15671 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15672 Richard Biener <rguenther@suse.de>
15674 PR tree-optimization/69328
15675 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15676 vectors have same number of elements.
15677 (vectorizable_condition): Fix masked version recognition.
15679 2016-01-20 Richard Biener <rguenther@suse.de>
15681 PR tree-optimization/69345
15682 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15683 (VN_INFO_PTR_INFO): Likewise.
15684 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15685 info when it is equal between non-dominating SSA names.
15686 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15687 Make sure to look at original SSA infos.
15689 2016-01-20 Jeff Law <law@redhat.com>
15692 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15694 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15695 (pc_or_label_operand): New predicate.
15696 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15697 tests for small integers that are 2^n - 1.
15699 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15701 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15703 2016-01-19 Jeff Law <law@redhat.com>
15705 PR middle-end/69347
15706 * tree-ssa-threadbackwards.c
15707 (fsm_find_control_statement_thread_paths): Do not try to lookup
15708 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15710 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15712 * doc/lto.texi: Remove text that says only Gold has linker plugin
15715 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15717 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15718 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15719 the DIE accordingly.
15720 (modified_type_die): Add REVERSE parameter and pass it recursively,
15721 as well as to base_type_die. Adjust presence check accordingly.
15722 (base_type_for_mode): Adjust call to modified_type_die.
15723 (add_type_attribute): Add REVERSE parameter and pass it to
15725 (generic_parameter_die): Adjust call to add_type_attribute.
15726 (add_scalar_info): Likewise.
15727 (add_subscript_info): Likewise.
15728 (gen_array_type_die): Likewise.
15729 (gen_descr_array_type_die): Likewise.
15730 (gen_entry_point_die): Likewise.
15731 (gen_enumeration_type_die): Likewise.
15732 (gen_formal_parameter_die): Likewise.
15733 (gen_subprogram_die): Likewise.
15734 (gen_variable_die ): Likewise.
15735 (gen_const_die): Likewise.
15736 (gen_field_die): Likewise.
15737 (gen_pointer_type_die): Likewise.
15738 (gen_reference_type_die): Likewise.
15739 (gen_ptr_to_mbr_type_die): Likewise.
15740 (gen_inheritance_die): Likewise.
15741 (gen_subroutine_type_die): Likewise.
15742 (gen_typedef_die): Likewise.
15743 (force_type_die): Adjust call to modified_type_die.
15745 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15747 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15748 flow throughout the file. Fix broken link to Objective-C 2.0
15750 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15753 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15755 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15757 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15760 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15761 (maybe_record_node): Record cxa_pure_virtual as the only possible
15762 target if there are not ohter candidates.
15763 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15765 2016-01-19 Richard Biener <rguenther@suse.de>
15767 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15768 (get_memory_order): Likewise.
15770 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15772 * tree-vect-stmts.c (vectorizable_store): Check
15775 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15778 * gcc.c (driver::decode_argv): Add call to
15779 init_opts_obstack before init_options_struct.
15780 * opts.c (init_opts_obstack): Remove idempotency.
15781 (init_options_struct): Replace call to init_opts_obstack
15782 with a gcc_assert to verify that it has already been called.
15783 * toplev.c (toplev::main): Add call to init_opts_obstack before
15784 calls to init_options_struct.
15785 (toplev::finalize): Move cleanup of opts_obstack next to
15786 cleanup of save_decoded_options, clearing the latter, and
15787 save_decoded_options_count.
15789 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15792 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15793 attribute to unconditional. Remove %? from output template.
15795 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15796 Jiong Wang <jiong.wang@arm.com>
15798 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15799 generated from different expand order.
15801 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15803 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15804 Add support for CCMP costing.
15806 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15808 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15809 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15810 (fccmpe<mode>): Likewise.
15811 (fcmp): Rename to fcmp and globalize pattern.
15813 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15814 (aarch64_gen_ccmp_next): Add FP support.
15816 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15818 * target.def (gen_ccmp_first): Update documentation.
15819 (gen_ccmp_next): Likewise.
15820 * doc/tm.texi (gen_ccmp_first): Update documentation.
15821 (gen_ccmp_next): Likewise.
15822 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15823 expand_ccmp_expr_1. Improve comments.
15824 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15825 (ccmp_ior<mode>): Remove pattern.
15826 (cmp<mode>): Remove expand.
15827 (cmp): Globalize pattern.
15828 (cstorecc4): Use cc_register.
15829 (mov<mode>cc): Remove ccmp_cc_register check.
15830 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15831 Simplify after removal of CC_DNE/* modes.
15832 (aarch64_ccmp_mode_to_code): Remove.
15833 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15834 In 'k' case use integer as condition.
15835 (aarch64_nzcv_codes): Remove inverted cases.
15836 (aarch64_code_to_ccmode): Remove.
15837 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15838 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15839 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15840 pattern. Return the comparison with CC register. Invert conditions
15841 when bitcode is OR.
15842 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15843 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15845 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15847 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15848 instrumented_version.
15850 2016-01-19 Richard Biener <rguenther@suse.de>
15852 PR tree-optimization/69336
15853 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15854 handled components with get_ref_base_and_extent.
15855 (equal_mem_array_ref_p): Adjust.
15857 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15860 * shrink-wrap.c: Include valtrack.h.
15861 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15862 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15863 in between insn and where it will be moved to. Call
15864 dead_debug_insert_temp.
15865 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15866 first and dead_debug_local_finish at the end.
15867 For uses and defs bitmap, handle all regs in between REGNO and
15868 END_REGNO, not just the first one.
15870 2016-01-19 Richard Biener <rguenther@suse.de>
15872 PR tree-optimization/69352
15873 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15874 (equal_mem_array_ref_p): Constrain size and max size properly.
15875 Compare the reverse flag.
15877 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15879 * ira.c (ira): Update regstat data if we deleted insns.
15881 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15883 PR rtl-optimization/68955
15884 PR rtl-optimization/64557
15885 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15886 here. Fix up formatting.
15887 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15889 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15892 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15893 assume that the node has body.
15894 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15897 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15899 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15902 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15904 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15905 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15907 2016-01-19 Martin Jambor <mjambor@suse.cz>
15908 Martin Liska <mliska@suse.cz>
15909 Michael Matz <matz@suse.de>
15911 * Makefile.in (OBJS): Add new source files.
15912 (GTFILES): Add hsa.c.
15913 * common.opt (disable_hsa): New variable.
15914 (-Whsa): New warning.
15915 * config.in (ENABLE_HSA): New.
15916 * configure.ac: Treat hsa differently from other accelerators.
15917 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15918 $enable_offloading.
15919 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15920 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15921 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15922 --with-hsa-kmt-lib.
15923 * doc/invoke.texi (-Whsa): Document.
15924 (hsa-gen-debug-stores): Likewise.
15925 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15926 to invoke offload compiler for hsa acclerator.
15927 * opts.c (common_handle_option): Determine whether HSA offloading
15928 should be performed.
15929 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15930 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15931 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15932 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15933 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15934 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15935 GF_OMP_FOR_KIND_GRID_LOOP.
15936 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15937 (pp_gimple_stmt_1): Likewise.
15938 * gimple-walk.c (walk_gimple_stmt): Likewise.
15939 * gimple.c (gimple_build_omp_grid_body): New function.
15940 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15941 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15942 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15943 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15944 GF_OMP_TEAMS_GRID_PHONY.
15945 (gimple_statement_omp_single_layout): Updated comments.
15946 (gimple_build_omp_grid_body): New function.
15947 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15948 (gimple_omp_for_grid_phony): New function.
15949 (gimple_omp_for_set_grid_phony): Likewise.
15950 (gimple_omp_parallel_grid_phony): Likewise.
15951 (gimple_omp_parallel_set_grid_phony): Likewise.
15952 (gimple_omp_teams_grid_phony): Likewise.
15953 (gimple_omp_teams_set_grid_phony): Likewise.
15954 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15955 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15956 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15957 (BUILT_IN_GOMP_TARGET): Updated type.
15958 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15959 (adjust_for_condition): New function.
15960 (get_omp_for_step_from_incr): Likewise.
15961 (extract_omp_for_data): Moved parts to adjust_for_condition and
15962 get_omp_for_step_from_incr.
15963 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15964 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15965 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15966 (scan_omp_parallel): Do not create child functions for phony
15968 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15969 (scan_omp_1_op): Checking assert we are not remapping to
15970 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15971 (parallel_needs_hsa_kernel_p): New function.
15972 (expand_parallel_call): Register apprpriate parallel child
15973 functions as HSA kernels.
15974 (grid_launch_attributes_trees): New type.
15975 (grid_attr_trees): New variable.
15976 (grid_create_kernel_launch_attr_types): New function.
15977 (grid_insert_store_range_dim): Likewise.
15978 (grid_get_kernel_launch_attributes): Likewise.
15979 (get_target_argument_identifier_1): Likewise.
15980 (get_target_argument_identifier): Likewise.
15981 (get_target_argument_value): Likewise.
15982 (push_target_argument_according_to_value): Likewise.
15983 (get_target_arguments): Likewise.
15984 (expand_omp_target): Call get_target_arguments instead of looking
15985 up for teams and thread limit.
15986 (grid_expand_omp_for_loop): New function.
15987 (grid_arg_decl_map): New type.
15988 (grid_remap_kernel_arg_accesses): New function.
15989 (grid_expand_target_kernel_body): New function.
15990 (expand_omp): Call it.
15991 (lower_omp_for): Do not emit phony constructs.
15992 (lower_omp_taskreg): Do not emit phony constructs but create for them
15993 a temporary variable receiver_decl.
15994 (lower_omp_taskreg): Do not emit phony constructs.
15995 (lower_omp_teams): Likewise.
15996 (lower_omp_grid_body): New function.
15997 (lower_omp_1): Call it.
15998 (grid_reg_assignment_to_local_var_p): New function.
15999 (grid_seq_only_contains_local_assignments): Likewise.
16000 (grid_find_single_omp_among_assignments_1): Likewise.
16001 (grid_find_single_omp_among_assignments): Likewise.
16002 (grid_find_ungridifiable_statement): Likewise.
16003 (grid_target_follows_gridifiable_pattern): Likewise.
16004 (grid_remap_prebody_decls): Likewise.
16005 (grid_copy_leading_local_assignments): Likewise.
16006 (grid_process_kernel_body_copy): Likewise.
16007 (grid_attempt_target_gridification): Likewise.
16008 (grid_gridify_all_targets_stmt): Likewise.
16009 (grid_gridify_all_targets): Likewise.
16010 (execute_lower_omp): Call grid_gridify_all_targets.
16011 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16012 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16013 (tree_omp_clause): Added union field dimension.
16014 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16015 * tree.c (omp_clause_num_ops): Added number of arguments of
16016 OMP_CLAUSE__GRIDDIM_.
16017 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16018 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16019 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16020 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16021 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16022 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16023 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16024 * tree-pass.h (make_pass_gen_hsail): Declare.
16025 (make_pass_ipa_hsa): Likewise.
16026 * ipa-hsa.c: New file.
16027 * lto-section-in.c (lto_section_name): Add hsa section name.
16028 * lto-streamer.h (lto_section_type): Add hsa section.
16029 * timevar.def (TV_IPA_HSA): New.
16030 * hsa-brig-format.h: New file.
16031 * hsa-brig.c: New file.
16032 * hsa-dump.c: Likewise.
16033 * hsa-gen.c: Likewise.
16036 * toplev.c (compile_file): Call hsa_output_brig.
16037 * hsa-regalloc.c: New file.
16039 2016-01-18 Jeff Law <law@redhat.com>
16041 PR tree-optimization/69320
16042 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16043 ranged object, do nothing if the RHS constant is not [0..1].
16044 (optimize_stmt): Comparing a boolean ranged object against a
16045 constant outside [0..1] results in a compile-time constant.
16047 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16050 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16052 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16053 (Option Summary): Update to reflect new section and moved options.
16054 (C++ Dialect Options): Move -fstats to new section.
16055 (Debugging Options): Move all dump, statistics, and other GCC
16056 developer options to new section. Rewrite section introduction
16057 and re-order remaining options to put the more basic ones first.
16058 (Optimization Options): Move -fira-verbose and -flto-report* to
16060 (Developer Options): New section incorporating moved options.
16061 * doc/cppopts.texi (-dM): Update cross-reference.
16063 2016-01-18 Richard Henderson <rth@redhat.com>
16066 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16067 operands to pseudo only if CSE is expected. Split long immediate
16068 operands only after reload, and for the stack pointer.
16069 (*add<GPI>3_pluslong): Remove.
16070 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16071 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16072 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16073 (*add<GPI>3 peepholes): New.
16074 (*add<GPI>3 splitters): New.
16075 * config/aarch64/constraints.md (Upl): New.
16076 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16078 2016-01-18 Richard Biener <rguenther@suse.de>
16080 PR tree-optimization/69297
16081 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16083 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16085 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16087 PR middle-end/68542
16088 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16089 of mixind vector and scalar types.
16090 (fold_relational_const): Add handling of vector
16091 comparison with boolean result.
16092 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16093 comparison of vector operands with boolean result for EQ/NE only.
16094 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16095 (verify_gimple_cond): Likewise.
16096 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16099 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16101 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16104 2016-01-18 Richard Biener <rguenther@suse.de>
16106 PR middle-end/69308
16107 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16109 2016-01-18 Tom de Vries <tom@codesourcery.com>
16111 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16113 2016-01-18 Tom de Vries <tom@codesourcery.com>
16115 * omp-low.c (set_oacc_fn_attrib): Make extern.
16116 * omp-low.h (set_oacc_fn_attrib): Declare.
16117 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16118 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16119 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16120 Add and handle function parameter oacc_kernels_p.
16121 (find_reduc_addr, get_omp_data_i_param): New function.
16122 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16123 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16124 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16125 Calculate dominance info. Skip loops that are not in a kernels region
16126 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16127 (pass_parallelize_loops::execute): Call parallelize_loops with
16128 oacc_kernels_p argument.
16129 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16130 New member function.
16131 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16132 * passes.def: Add argument to pass_parallelize_loops instantation.
16134 2016-01-18 Tom de Vries <tom@codesourcery.com>
16136 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16137 pass_parallelize_loops to be run outside the loop pipeline.
16139 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16141 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16142 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16144 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16147 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16148 using get_ref_base_and_extent.
16149 (equal_mem_array_ref_p): New.
16150 (hashable_expr_equal_p): Add call to previous.
16152 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16155 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16156 (sra_initialize): Allocate disqualified_constants.
16157 (sra_deinitialize): Free disqualified_constants.
16158 (disqualify_candidate): Update disqualified_constants when appropriate.
16159 (create_access): Scan for constant-pool entries as we go along.
16160 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16161 (maybe_add_sra_candidate): Allow constant-pool entries.
16162 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16163 (initialize_constant_pool_replacements): New.
16164 (sra_modify_assign): Avoid mangling assignments created by previous,
16165 and don't generate writes into constant pool.
16166 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16168 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16170 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16171 andnot instruction.
16172 (scalar_chain::convert_op): Likewise.
16173 * config/i386/i386.md (*andndi3_doubleword): New.
16175 2016-01-18 Richard Biener <rguenther@suse.de>
16177 PR tree-optimization/69170
16178 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16179 building a vector from scalar results of a pattern stmt.
16181 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16183 * haifa-sched.c (autopref_multipass_init): Work around
16184 -Wmaybe-uninitialized warning.
16186 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16188 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16189 against the constant 0.
16191 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16193 PR tree-optimization/68799
16194 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16195 look up phi candidates in the statement-candidate map.
16196 (phi_add_costs): Likewise.
16197 (record_phi_increments): Likewise.
16198 (phi_incr_cost): Likewise.
16199 (ncd_with_phi): Likewise.
16200 (all_phi_incrs_profitable): Likewise.
16202 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16204 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16205 -Wmaybe-uninitialized warning.
16207 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16209 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16210 (Option Summary): Update to reflect new section and moved options.
16211 (C++ Dialect Options): Move -fvtable-verify and related options.
16212 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16213 and profiling-related options.
16214 (Optimization Options): Move profile generation options and
16215 -fstack-protector and related options.
16216 (Instrumentation Options): New section incorporating moved options.
16217 (Code Generation Options): Move -finstrument-functions and
16218 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16220 2016-01-16 Tom de Vries <tom@codesourcery.com>
16222 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16224 2016-01-16 Tom de Vries <tom@codesourcery.com>
16226 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16228 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16230 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16231 that checks whether the table is already empty. Rename the
16232 original implementation to...
16233 (hash_table::empty_slot): ...this new private function.
16235 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16237 PR diagnostic/68899
16238 * diagnostic-show-locus.c (layout::print_source_line): Move x
16239 offset of line until after call to
16240 get_line_width_without_trailing_whitespace.
16242 2016-01-15 Jeff Law <law@redhat.com>
16244 PR tree-optimization/69270
16245 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16246 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16247 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16248 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16249 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16250 ssa_name_has_boolean_range and constant_boolean_node.
16252 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16254 PR rtl-optimization/69030
16255 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16257 (spill_pseudos): Delete debug insn for dead pseudo.
16258 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16260 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16262 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16264 (TYPES_UNOPUS): Likewise.
16265 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16266 builtin type, from UNOP to UNOPUS.
16267 (lbtruncuv4sf): Likewise.
16268 (lbtruncuv2df): Likewise.
16269 (lrounduv2sf): Likewise.
16270 (lrounduv4sf): Likewise.
16271 (lrounduv2df): Likewise.
16272 (lroundusf): Likewise.
16273 (lroundusf): Likewise.
16274 (lceiluv2sf): Likewise.
16275 (lceiluv4sf): Likewise.
16276 (lceiluv2df): Likewise.
16277 (lceilusf): Likewise.
16278 (lceiludf): Likewise.
16279 (lflooruv2sf): Likewise.
16280 (lflooruv4sf): Likewise.
16281 (lflooruv2df): Likewise.
16282 (lfloorusf): Likewise.
16283 (lfloorudf): Likewise.
16284 (lfrintnuv2sf): Likewise.
16285 (lfrintnuv4sf): Likewise.
16286 (lfrintnuv2df): Likewise.
16287 (lfrintnusf): Likewise.
16288 (lfrintnudf): Likewise.
16289 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16291 (vcvtq_u32_f32): Likewise.
16292 (vcvtq_u64_f64): Likewise.
16293 (vcvta_u32_f32): Likewise.
16294 (vcvtaq_u32_f32): Likewise.
16295 (vcvtaq_u64_f64): Likewise.
16296 (vcvtm_u32_f32): Likewise.
16297 (vcvtmq_u32_f32): Likewise.
16298 (vcvtmq_u64_f64): Likewise.
16299 (vcvtn_u32_f32): Likwise.
16300 (vcvtnq_u32_f32): Likewise.
16301 (vcvtnq_u64_f64): Likewise.
16302 (vcvtp_u32_f32): Likewise.
16303 (vcvtpq_u32_f32): Likewise.
16304 (vcvtpq_u64_f64): Likewise.
16305 (vcvtmd_u64_f64): Likewise.
16306 (vcvtms_u32_f32): Likewise.
16307 (vcvtad_u64_f64): Likewise.
16308 (vcvtas_u32_f32): Likewise.
16309 (vcvtnd_u64_f64): Likewise.
16310 (vcvtns_u32_f32): Likewise.
16311 (vcvtpd_u64_f64): Likewise.
16312 (vcvtps_u32_f32): Likewise.
16314 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16316 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16317 CSEL of zero_extended registers.
16319 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16321 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16322 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16324 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16326 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16327 false when argument string is not found in the attributes table
16330 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16333 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16334 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16335 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16336 precision estimate.
16338 2016-01-15 Richard Biener <rguenther@suse.de>
16340 PR tree-optimization/66856
16341 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16342 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16343 (vect_create_new_slp_node): Increment stmt reference count.
16344 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16345 an SLP tree before swapping operands.
16346 (vect_build_slp_tree): Likewise.
16347 (destroy_bb_vec_info): Free stmt info after SLP instances.
16348 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16349 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16350 (STMT_VINFO_NUM_SLP_USES): New macro.
16352 2016-01-15 Richard Biener <rguenther@suse.de>
16355 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16356 (add_linkage_name): ... here.
16357 (gen_typedef_die): Use add_linkage_name_raw instead of
16358 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16361 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16363 * gimplify.c (oacc_default_clause): Decode reference and pointer
16364 types for both kernels and parallel regions.
16366 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16368 PR middle-end/69246
16369 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16371 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16373 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16374 (convert_scalars_to_vector): Likewise.
16376 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16378 * doc/extend.texi (Type Traits): Fix grammar.
16380 2016-01-15 Martin Jambor <mjambor@suse.cz>
16382 * tree-inline.c (remap_decl): Use existing dclarations if
16383 remapping a type and prevent_decl_creation_for_types.
16384 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16385 decls first. Do real remapping with
16386 prevent_decl_creation_for_types set.
16387 * tree-inline.h (copy_body_data): New field
16388 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16391 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16393 * config/s390/s390.opt (mmvcle): More verbose help text.
16395 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16397 * config/s390/s390.opt: Add period to -mzvector option text.
16399 2016-01-15 Richard Biener <rguenther@suse.de>
16401 PR tree-optimization/68961
16402 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16403 of invariants in stores again.
16405 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16407 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16409 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16411 * config/i386/i386.c (ix86_expand_branch): Don't split
16412 DI mode xor instruction to SI mode.
16414 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16417 * ipa-icf.c (sem_function::merge): Virtual functions may become
16418 reachable even if they address is not taken and there are no
16421 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16423 * lto-streamer-out.c (subtract_estimated_size): New function.
16424 (get_symbol_initial_value): Use it.
16426 2016-01-15 Christian Bruel <christian.bruel@st.com>
16429 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16430 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16431 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16432 use add_builtin_function_ext_scope instead of add_builtin_function.
16433 (neon_set_p, neon_crypto_set_p): Remove.
16434 (arm_init_builtins): Always call arm_init_neon_builtins and
16435 arm_init_crypto_builtins.
16436 (arm_expand_builtin): Check that builtins are allowed for the arch.
16437 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16438 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16439 arm_init_neon_builtins call.
16441 2016-01-15 Richard Biener <rguenther@suse.de>
16443 PR tree-optimization/69117
16444 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16445 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16446 of the leader conservatively.
16447 (free_scc_vn): Restore original SSA name infos.
16449 2016-01-14 Jeff Law <law@redhat.com>
16451 PR tree-optimization/69270
16452 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16453 single bit of precision, verify it's also unsigned.
16454 (record_edge_info): Use constant_boolean_node rather than fold_convert
16455 to convert boolean_true/boolean_false to the right type.
16457 2016-01-14 Richard Henderson <rth@redhat.com>
16460 * loop-doloop.c (record_reg_sets): New.
16461 (doloop_optimize): Reject the transform if the sequence
16462 clobbers registers live at the end of the loop block.
16463 (doloop_optimize_loops): Enable df_live if needed.
16465 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16467 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16468 * config/rs6000/rs6000.c: Likewise.
16469 * config/rs6000/rs6000.h: Likewise.
16470 * config/rs6000/rs6000.md: Likewise.
16471 * doc/extend.texi: Likewsie.
16473 2016-01-14 Jeff Law <law@redhat.com>
16475 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16478 2016-01-14 Richard Henderson <rth@redhat.com>
16482 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16483 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16484 instead of builtin_decl_declared_p to test for declaration.
16486 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16488 * doc/loop.texi (Loop Analysis and Representation): Document
16489 loop_depth function.
16491 2016-01-14 Tom de Vries <tom@codesourcery.com>
16493 PR tree-optimization/68773
16494 * omp-low.c (expand_omp_target): Don't set force_output.
16495 * varpool.c (varpool_node::get_create): Same.
16496 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16497 offload_funcs with force_output.
16499 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16502 * lra-eliminations.c (move_plus_up): Don't change anything if either
16503 the outer or inner subreg mode is not MODE_INT.
16504 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16505 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16507 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16509 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16510 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16511 reduc_uplus_@var{m}): Remove.
16512 * expr.c (expand_expr_real_2): Remove expansion path for
16513 reduc_[us](min|max|plus) optabs.
16514 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16515 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16516 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16517 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16518 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16519 reduc_[us](min|max|plus) optabs.
16521 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16523 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16524 (reduc_plus_scal_v2sf): New.
16525 (reduc_smax_v2sf): Rename to...
16526 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16527 (reduc_smin_v2sf): Rename to...
16528 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16530 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16532 * alias.c (compare_base_symbol_refs): New function.
16533 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16536 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16538 PR middle-end/68146
16539 PR tree-optimization/69155
16540 * tree-complex.c: Include cfganal.h.
16541 (phis_to_revisit): New variable.
16542 (extract_component): Add phiarg_p argument. Assert that returned
16543 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16544 (update_phi_components): Partly rewrite to use loop over real/imag
16545 components instead of code duplication. If extract_component returns
16546 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16547 create_tmp_reg into the PHI node instead, and mention the phi triplet
16548 in phis_to_revisit.
16549 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16550 in phis_to_revisit at the end.
16552 2016-01-14 Richard Biener <rguenther@suse.de>
16554 PR tree-optimization/68060
16555 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16556 outer loop reduction is only used in the inner loop before
16557 detecting a double reduction.
16559 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16562 * combine.c (expand_field_assignment): Punt if compute_mode is
16563 unsupported scalar mode.
16565 2016-01-14 Richard Biener <rguenther@suse.de>
16567 PR tree-optimization/66856
16568 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16569 SLP node only if it built successfully.
16570 (vect_analyze_slp_instance): Adjust.
16572 2016-01-14 Jeff Law <law@redhat.com>
16574 PR tree-optimization/69270
16575 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16576 (record_edge_info): Use it. Convert boolean_{true,false}_node
16577 to the type of op0.
16579 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16582 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16583 use block_ultimate_origin
16584 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16586 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16588 * doc/invoke.texi (Submodel Options): Rename section to
16589 "Machine-Dependent Options" to better reflect its content.
16590 Rewrite introductory text to remove archaic CPU names.
16593 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16595 * doc/invoke.texi (Code Gen Options): Move section up in file,
16596 before target-specific options. Update menu and option summary
16597 to reflect the new section ordering.
16599 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16601 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16602 (C++ Dialect Options): Add cross-reference to -std option.
16603 * doc/standards.texi (C++ Language): Document C++14 support.
16605 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16607 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16608 for pack/unpack functions for __ibm128.
16609 (PACK_IF): Likewise.
16610 (UNPACK_IF): Likewise.
16612 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16613 support for __ibm128 pack/unpack functions.
16614 (rs6000_invalid_builtin): Likewise.
16615 (rs6000_init_builtins): Likewise.
16616 (rs6000_opt_masks): Likewise.
16618 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16619 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16621 (RS6000_BTM_COMMON): Likewise.
16623 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16624 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16625 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16626 128-bit floating point. Add support for the double values to be
16627 in Altivec registers for TF/IF packing and unpacking, but restrict
16628 TD packing sub-fields to be FPR registers. Don't allow overlapped
16629 register support for packing. Allow pack inputs to be memory
16630 locations. Don't build generator functions for unpack<mode>_dm
16631 and unpack<mode>_nodm.
16632 (unpack<mode>_dm): Likewise.
16633 (unpack<mode>_nodm): Likewise.
16634 (pack<mode>): Likewise.
16636 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16637 built-in functions to pack/unpack explicit __ibm128 values.
16638 (__builtin_unpack_ibm128): Likewise.
16640 * doc/extend.texi (PowerPC Built-in Functions): Document
16641 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16643 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16646 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16647 Add new arg loc and pass it down as context.
16648 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16649 to the location to use for the warning.
16650 (check_function_arguments): New arg loc. All callers changed. Pass
16651 it to check_function_nonnull.
16652 * c-common.h (check_function_arguments): Adjust declaration.
16654 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16656 PR tree-optimization/69156
16657 * gimple.c (validate_type): Removed.
16658 (gimple_builtin_call_types_compatible_p): Use
16659 useless_type_conversion_p instead of validate_type.
16660 * value-prof.c (gimple_stringop_fixed_value): Fold
16661 icall_size to correct type.
16663 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16665 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16668 2016-01-13 Richard Henderson <rth@redhat.com>
16671 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16672 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16673 (ix86_builtin_tm_store): Remove.
16674 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16675 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16676 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16677 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16678 * doc/tm.texi: Rebuild.
16680 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16681 (BUILT_IN_TM_MEMCPY_RTWN): New.
16682 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16683 fallback from vector to integer helpers.
16684 (build_tm_load): Handle vector types directly, instead of
16686 (build_tm_store): Likewise.
16687 (expand_assign_tm): Prepare for register types not handled by
16688 the above. Copy them to memory and use memcpy.
16689 * tree.c (tm_define_builtin): New.
16690 (find_tm_vector_type): New.
16691 (build_tm_vector_builtins): New.
16692 (build_common_builtin_nodes): Call it.
16694 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16696 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16697 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16699 2016-01-13 Tom de Vries <tom@codesourcery.com>
16701 PR tree-optimization/69169
16702 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16703 handled_struct_type param.
16704 (create_variable_info_for, intra_create_variable_infos): Call
16705 create_variable_info_for_1 with extra arg.
16707 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16709 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16710 and "armv8.1-a+crc" entries.
16712 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16715 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16716 Change first operand predicate from register_or_constm1_operand
16717 to register_operand.
16718 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16719 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16720 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16721 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16722 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16723 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16724 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16725 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16726 comparison with constm1_rtx from vec_prefetch_gen part.
16728 2016-01-13 Richard Biener <rguenther@suse.de>
16730 PR tree-optimization/69013
16731 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16732 Exchange assert for a test.
16734 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16737 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16739 2016-01-13 Richard Biener <rguenther@suse.de>
16741 PR tree-optimization/69242
16742 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16743 assert with a check.
16745 2016-01-13 Richard Biener <rguenther@suse.de>
16747 PR tree-optimization/69186
16748 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16749 Properly guard vect_update_misalignment_for_peel call.
16751 2016-01-12 Jeff Law <law@redhat.com>
16753 PR tree-optimization/pr67755
16754 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16755 "need_profile_correction".
16756 (thread_block_1): Initialize new field to false by default. If we
16757 have multiple thread paths through a common joiner to different
16758 final targets, then set new field to true.
16759 (compute_path_counts): Only do count adjustment when it's really
16762 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16764 * doc/invoke.texi (Spec Files): Move section down in file, past
16765 all command-line option descriptions.
16767 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16769 PR middle-end/54809
16770 * doc/gty.texi: Remove documentation of mark_hook.
16771 * gengtype.c (struct write_types_data): Remove code to support
16772 mark_hook attribute.
16773 (walk_type): Likewise.
16774 (write_func_for_structure): Likewise.
16776 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16778 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16779 Directory Options, and -specs= to Overall Options.
16780 (Overall Options): Adjust similarly. Reorder to group related
16781 options together. Make -specs= cross-reference the spec file details.
16782 (Directory Options): Adjust similarly.
16784 2016-01-12 Jeff Law <law@redhat.com>
16786 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16788 2016-01-12 Olivier Hainque <hainque@adacore.com>
16790 * gcc.c (spec_undefvar_allowed): New global.
16791 (process_command): Set to true when running for --version or --help,
16793 (getenv_spec_function): When the variable is not defined, use the
16794 variable name as the variable value if we're allowed not to issue
16797 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16799 PR tree-optimization/68911
16800 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16801 information computed for expression "init + nit * step".
16803 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16805 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16806 about name of GCC executable. Remove deleted node from menu.
16807 (Directory Options) <-B>: Remove cross-reference to deleted node.
16808 (Target Options): Delete section.
16810 2016-01-12 Christian Bruel <christian.bruel@st.com>
16813 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16814 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16816 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16819 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16820 aligned_mem is properly set for AVX512-VL floating point masked
16824 * ifcvt.c (cond_exec_process_if_block): When removing the last
16825 insn from then_bb, remove also any possible barriers that follow it.
16827 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16832 (PTRDIFF_TYPE): Likewise.
16833 (WCHAR_TYPE): Likewise.
16834 (WCHAR_TYPE_SIZE): Likewise.
16835 (STDINT_LONG32): Likewise.
16837 2016-01-12 Richard Biener <rguenther@suse.de>
16839 PR tree-optimization/69053
16840 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16841 convert initial value for cond reductions.
16843 2016-01-12 Richard Biener <rguenther@suse.de>
16845 PR tree-optimization/69007
16846 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16847 widen_sum after dot_prod and sad.
16849 2016-01-12 Richard Biener <rguenther@suse.de>
16851 PR tree-optimization/69168
16852 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16853 pattern stmt SLP type.
16854 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16855 end up unused so cope with that case.
16857 2016-01-12 Richard Biener <rguenther@suse.de>
16859 PR tree-optimization/69157
16860 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16861 stmts def type only during analyze phase.
16862 (vectorizable_call): Likewise.
16863 (vectorizable_simd_clone_call): Likewise.
16864 (vectorizable_conversion): Likewise.
16865 (vectorizable_assignment): Likewise.
16866 (vectorizable_shift): Likewise.
16867 (vectorizable_operation): Likewise.
16868 (vectorizable_store): Likewise.
16869 (vectorizable_load): Likewise.
16871 2016-01-12 Richard Biener <rguenther@suse.de>
16873 PR tree-optimization/69174
16874 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16876 (vectorizable_load): Properly compute the number of loads needed
16877 for permuted strided SLP loads and do not spuriously assign
16878 to SLP_TREE_VEC_STMTS.
16880 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16882 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16883 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16884 (MD_EXEC_PREFIX): Remove.
16885 (MD_STARTFILE_PREFIX) Removee.
16886 (FILE_NAME_ABSOLUTE_P): Remove.
16887 (CPP_SPEC): Do not read macros from sys/version.h.
16888 (LINK_COMMAND_SPEC): Remove.
16889 (LOCAL_INCLUDE_DIR): Remove.
16890 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16891 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16892 (POST_LINK_SPEC): Define to invoke stubify after linker
16893 (LIBSTDCXX): Remove define
16894 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16895 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16896 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16897 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16898 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16899 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16900 (i386_djgpp_asm_named_section): Add propotype of new procedure
16902 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16903 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16904 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16905 in config/i386/djgpp.h).
16906 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16907 STANDARD_STARTFILE_PREFIX_1.
16908 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16909 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16910 installation errors.
16911 (MAX_OFILE_ALIGNMENT): Define to 128.
16912 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16914 * config/i386/djgpp.c: New file. Add implementation of
16915 i386_djgpp_asm_named_section.
16917 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16919 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16920 Add rule for building djgpp.o.
16922 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16924 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16925 (rtx_is_swappable_p): Reductions are swappable.
16926 (insn_is_swappable_p): V2DF reductions are swappable.
16928 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16930 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16931 reloads for other unsupported memory operands.
16933 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16934 Jim Wilson <jim.wilson@linaro.org>
16937 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16938 copy_to_mode_reg instead of force_reg.
16940 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16943 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16944 TARGET_80387 is true.
16946 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16949 * lra-eliminations.c (move_plus_up): Only move plus up
16950 if subreg of the constant can be simplified into constant
16951 and use the simplified subreg of the constant instead of
16952 the original constant.
16954 * fold-const.c (fold_convertible_p): Don't return true
16955 for conversion of VECTOR_TYPE to same sized integral type.
16956 (fold_convert_loc): Fix up formatting. Fold conversion of
16957 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16958 instead of NOP_EXPR.
16960 PR tree-optimization/69214
16961 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16962 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16965 PR tree-optimization/69207
16966 * tree-vect-slp.c (vect_get_constant_vectors): For
16967 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16968 fold_convertible_p to vector_type's element type, and always
16969 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16971 2016-01-11 Richard Biener <rguenther@suse.de>
16973 PR tree-optimization/69173
16974 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16975 fixup the cycle if all stmts are in a pattern.
16977 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16979 PR middle-end/68999
16980 * alias.c (base_alias_check): Move check for addresses with
16981 alignment ANDs before the call for compare_base_decls.
16982 (memrefs_conflict_p): Return -1 for different decls
16983 that went through alignment adjustments.
16985 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16987 PR rtl-optimization/68796
16988 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16989 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16990 and QImode comparisons against zero with CC_NZmode.
16991 * config/aarch64/iterators.md (short_mask): New mode_attr.
16993 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16996 (<avx512>_store<mode>_mask): Likewise.
16998 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16999 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17001 PR rtl-optimization/68841
17002 * ifcvt.c (struct noce_if_info): Add orig_x field.
17003 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17004 Don't record conflicts on to_rename if it's present.
17005 Allow memory destinations in sets.
17006 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17007 blocks, passing orig_x to the checks.
17008 (noce_process_if_block): Set if_info->orig_x appropriately.
17010 2016-01-11 Tom de Vries <tom@codesourcery.com>
17012 PR tree-optimization/69069
17013 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17015 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17017 PR rtl-optimization/68920
17018 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17019 of conditional moves for RTL if-conversion to 1 for
17020 TARGET_ONE_IF_CONV_INSN.
17021 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17022 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17023 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17024 parameter to restirct number of conditional moves for
17026 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17027 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17030 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17033 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17034 onepart vars. Fix typo in comment. Fix reversed condition in
17036 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17039 * var-tracking.c (dump_onepart_variable_differences): New.
17040 (dataflow_set_different): If a detailed dump is requested,
17041 delay early returns and dump differences between onepart
17042 variables present before and after, and added variables.
17044 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17047 * expr.c (expand_expr_real_1): For boolean vector constants
17048 with a scalar mode use const_scalar_mask_from_tree.
17049 (const_scalar_mask_from_tree): New.
17050 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17051 assigned to a mask type to handle constants.
17053 2016-01-11 Martin Jambor <mjambor@suse.cz>
17056 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17057 useless parameters if we cannot change function signature.
17059 2016-01-11 Martin Jambor <mjambor@suse.cz>
17062 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17065 2016-01-11 Tom de Vries <tom@codesourcery.com>
17067 PR tree-optimization/69109
17068 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17071 2016-01-11 Tom de Vries <tom@codesourcery.com>
17073 PR tree-optimization/69108
17074 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17075 res is not used in a phi.
17077 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17080 * common.opt (frandom-seed): Fix parameter name.
17081 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17083 2016-01-11 Tom de Vries <tom@codesourcery.com>
17085 PR tree-optimization/69058
17086 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17089 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17091 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17092 (mcode-density): Likewise.
17094 2016-01-10 Tom de Vries <tom@codesourcery.com>
17096 PR tree-optimization/69062
17097 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17098 (parallelize_loops): Don't paralelize loop that has phi with address
17101 2016-01-10 Tom de Vries <tom@codesourcery.com>
17103 PR tree-optimization/69039
17104 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17107 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17109 PR middle-end/68743
17110 * match.pd: Require target has function_c99_misc before doing
17111 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17113 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17115 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17117 * configure: Regenerate.
17119 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17121 PR middle-end/50865
17122 PR tree-optimization/69097
17123 * fold-const.h (expr_not_equal_to): New prototype.
17124 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17125 (expr_not_equal_to): New function.
17126 * match.pd (X % -Y is the same as X % Y): Don't optimize
17127 unless X is known not to be equal to minimum or Y is known
17128 not to be equal to -1.
17129 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17130 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17131 (simplify_stmt_using_ranges): Adjust caller.
17132 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17133 substitute_and_fold.
17135 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17137 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17140 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17142 PR tree-optimization/69167
17143 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17144 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17146 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17148 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17149 Richard Biener <rguenther@suse.de>
17151 PR tree-optimization/68707
17152 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17153 instances that can be handled via vect_load_lanes.
17155 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17157 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17158 if we can't determine address equivalence.
17159 * alias.c (compare_base_decl): Update for changed return value of
17160 symtab_node::equal_address_to.
17162 2016-01-08 Jason Merrill <jason@redhat.com>
17166 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17167 * expr.c (store_field): Not here.
17168 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17169 call with TREE_ADDRESSABLE type.
17170 * tree-cfg.c (verify_gimple_call): Adjust.
17172 2016-01-08 Olivier Hainque <hainque@adacore.com>
17174 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17177 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17179 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17180 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17181 (reduc_smin_v2sf): Rename to...
17182 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17183 (reduc_splus_v2sf): Rename to...
17184 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17186 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17188 PR tree-optimization/69162
17189 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17190 valist argument in another argument.
17191 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17192 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17193 to determine the va_list type, build a MEM_REF instead of
17194 build_fold_indirect_ref.
17196 PR tree-optimization/69172
17197 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17200 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17202 PR tree-optimization/67781
17203 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17204 and cmpnop in two steps: first the ones not accessed in original
17205 gimple expression in a endian independent way and then the ones not
17206 accessed in the final result in an endian-specific way.
17208 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17210 PR tree-optimization/69083
17211 * tree-vect-slp.c (vect_get_constant_vectors): For
17212 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17213 element type. If op is fold_convertible_p to vector_type's element
17214 type, use NOP_EXPR instead of VCE.
17216 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17218 PR rtl-optimization/67778
17219 PR rtl-optimization/68634
17220 PR rtl-optimization/68909
17221 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17222 block from the stack until done with it. Remove a superfluous
17223 bitmap set. Remove a superfluous bitmap test.
17225 2016-01-07 Martin Sebor <msebor@redhat.com>
17228 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17229 constraint on the type of arguments.
17231 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17233 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17234 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17235 unaligned_access on the gcc_options set.
17236 * config/arm/arm.c (arm_option_override_internal): Use
17237 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17239 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17242 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17243 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17245 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17248 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17251 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17252 depending on frame_pointer_needed before remaining integer and SSE
17253 registers are saved.
17255 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17258 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17260 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17263 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17264 Use the "xBm" constraint.
17265 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17267 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17268 (sse_cvtsi2ssq<round_name>): Likewise.
17269 (sse_cvtss2si<round_name>): Likewise.
17270 (sse_cvtss2siq<round_name>): Likewise.
17271 (sse2_cvtsi2sdq<round_name>): Likewise.
17272 (sse2_cvtsd2si<round_name>): Likewise.
17273 (sse2_cvtsd2siq<round_name>): Likewise.
17274 * config/i386/subst.md (round_nimm_scalar_predicate): New
17277 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17279 PR middle-end/67639
17280 * varasm.c (make_decl_rtl): Mark invalid register vars as
17283 PR rtl-optimization/66206
17284 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17285 All callers changed.
17287 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17289 PR tree-optimization/69141
17290 * tree-ssa-pre.c: Include langhooks.h.
17291 (eliminate_dom_walker::before_dom_children): Use
17292 lang_hooks.decl_printable_name instead of
17293 cgraph_node::get ()->name ().
17295 PR middle-end/68960
17296 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17297 it and DECL_ALIGN too.
17299 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17301 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17303 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17306 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17307 depending on frame_pointer_needed before remaining integer and SSE
17308 registers are saved.
17310 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17312 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17313 mode iterator with VSX_M2.
17314 (*p9_vecstore_<mode>): Likewise.
17315 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17316 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17317 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17318 (define_split for VSX_LE128 stores): Likewise.
17319 (define_peephole2 for TImode LE swaps): Likewise.
17320 (define_split for VSX_LE128 post-reload stores): Likewise.
17322 2016-01-06 Marek Polacek <polacek@redhat.com>
17325 * convert.c (convert_to_integer_1): Adjust call to
17326 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17327 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17328 EXPR instead of ARG.
17329 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17331 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17334 * doc/extend.texi (RL78 Variable Attributes): New section.
17336 2016-01-05 Marek Polacek <polacek@redhat.com>
17339 * builtins.c (get_memmodel): Use expansion point location rather than
17340 the input location. Call warning_at rather than warning.
17341 (expand_builtin_atomic_compare_exchange): Likewise.
17342 (expand_builtin_atomic_load): Likewise.
17343 (expand_builtin_atomic_store): Likewise.
17344 (expand_builtin_atomic_clear): Likewise.
17346 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17349 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17350 Replace nonimmediate_operand with vector_operand.
17351 * config/i386/predicates.md (vector_operand): New predicate.
17352 (general_vector_operand): Replace nonimmediate_operand with
17354 * config/i386/sse.md: Replace nonimmediate_operand with
17355 vector_operand and m constraint with Bm constraint on SSE
17356 patterns with 16-byte memory operand.
17357 * config/i386/subst.md (round_nimm_predicate): Replace
17358 nonimmediate_operand with vector_operand.
17359 (round_saeonly_nimm_predicate): Likewise.
17360 (round_saeonly_nimm_scalar_predicate): New.
17362 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17365 * config/i386/constraints.md (Bm): New constraint.
17366 * config/i386/predicates.md (vector_memory_operand): New
17368 * config/i386/sse.md: Replace xm with xBm in plusminus and
17369 any_logic patterns.
17371 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17374 * doc/extend.texi (V850 Function Attributes): New section.
17375 (V850 Variable Attributes): New section.
17377 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17380 * doc/extend.texi (MicroBlaze Function Attributes): Document
17381 interrupt_handler and fast_interrupt attributes.
17383 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17386 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17387 for local symbolic operands.
17388 * config/ia64/predicates.md (local_symbolic_operand64): New
17391 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17393 PR rtl-optimization/68651
17394 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17397 2016-01-05 Nathan Sidwell <nathan@acm.org>
17399 * alias.c (compare_base_decls): Use symtab_node::get.
17401 2016-01-05 Nick Clifton <nickc@redhat.com>
17404 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17405 secondary_reload_info structure.
17408 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17409 decls if weak support is available.
17411 2016-01-04 Martin Sebor <msebor@redhat.com>
17413 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17415 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17417 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17418 OPTION_MASK_P9_DFORM.
17420 * config/rs6000/constraints.md (wo constraint): New constraint for
17423 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17425 (rs6000_init_hard_regno_mode_ok): Likewise.
17427 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17430 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17431 expanders not to have constraints. Add support for ISA 3.0 xxperm
17432 instruction. Add support for fusing xxlor with xxperm.
17433 (altivec_vperm_<mode>_internal): Likewise.
17434 (altivec_vperm_v8hiv16qi): Likewise.
17435 (altivec_vperm_<mode>v16q): Likewise.
17436 (altivec_vperm_<mode>_uns): Likewise.
17437 (vperm_v8hiv4si): Likewise.
17438 (vperm_v16qiv8hi): Likewise.
17440 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17442 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17444 Update copyright years.
17446 * gcc.c (process_command): Update copyright notice dates.
17447 * gcov-dump.c (print_version): Ditto.
17448 * gcov.c (print_version): Ditto.
17449 * gcov-tool.c (print_version): Ditto.
17450 * gengtype.c (create_file): Ditto.
17451 * doc/cpp.texi: Bump @copying's copyright year.
17452 * doc/cppinternals.texi: Ditto.
17453 * doc/gcc.texi: Ditto.
17454 * doc/gccint.texi: Ditto.
17455 * doc/gcov.texi: Ditto.
17456 * doc/install.texi: Ditto.
17457 * doc/invoke.texi: Ditto.
17459 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17461 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17462 modes larger than TImode as TImode if NEON is not enabled.
17464 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17467 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17468 mode for %f0-%f31 only if TARGET_FPU.
17470 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17473 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17474 to compute the PACKED_P predicate.
17475 (function_arg_record_value): Minor tweaks.
17477 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17479 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17480 option for arm*-*-* targets.
17482 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17484 * doc/extend.texi (Common Function Attributes): Move docs for
17485 MSP430-specific attributes to....
17486 (MSP430 Function Attributes): ...here. Delete the redundant
17487 entries and copy-edit the remaining text.
17488 (MSP430 Variable Attributes): Use uniform format for index
17489 entries and add a cross-reference to the corresponding function
17492 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17494 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17496 (x86 Options): Likewise.
17498 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17502 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17503 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17504 to corresponding attribute.
17506 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17508 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17509 to correct alphabetization of table. Copy-edit and correct
17511 <stack_protect>: Likewise.
17512 <target_clones>: Likewise.
17514 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17515 Correct punctuation.
17516 (Code Gen Options) <-fno-plt>: Copy-edit.
17518 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17521 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17522 SI values. Explicitly convert SI to DI and vice-versa.
17524 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17526 PR tree-optimization/69070
17527 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17528 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17531 * ubsan.c (ubsan_instrument_float_cast): Call
17532 initialize_sanitizer_builtins.
17535 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17537 Copyright (C) 2016 Free Software Foundation, Inc.
17539 Copying and distribution of this file, with or without modification,
17540 are permitted in any medium without royalty provided the copyright
17541 notice and this notice are preserved.