1 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
5 (TARGET_HAVE_MOVT): Define.
6 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7 availability with TARGET_HAVE_MOVT.
8 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
13 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
14 * config/arm/constraints.md (define_constraint "j"): Use
15 TARGET_HAVE_MOVT to check MOVT availability.
17 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
19 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
21 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
23 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
24 (armv8-m.main): Likewise.
25 (armv8-m.main+dsp): Likewise.
26 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
27 (FL_FOR_ARCH8M_MAIN): Likewise.
28 * config/arm/arm-tables.opt: Regenerate.
29 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
30 armv8-m.main+dsp to BE8_LINK_SPEC.
31 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
32 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
33 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
34 Baseline and Mainline.
35 (arm_option_override_internal): Also disable arm_restrict_it when
36 !arm_arch_notm. Update comment for -munaligned-access to also cover
38 (arm_file_start): Increase buffer size for printing architecture name.
39 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
41 (mno-unaligned-access): Clarify that this is disabled by default for
42 ARMv8-M Baseline architectures as well.
44 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
46 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
47 decide whether to prevent some libgcc routines being included for some
48 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
49 link between this condition and the one in
50 libgcc/config/arm/lib1func.S.
52 2016-07-07 Richard Biener <rguenther@suse.de>
54 * tree-ssa-pre.c: Include alias.h.
55 (compute_avail): If we have multiple VN_REFERENCEs with the
56 same hashtable entry adjust that to make it a valid replacement
57 for all of them with respect to alignment and aliasing
59 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
60 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
62 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
66 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
67 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
70 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
72 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
73 (adjust_mems): Adjust.
74 (adjust_insn): Likewise.
75 (prepare_call_arguments): Likewise.
77 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
79 * gcse.c (struct ls_expr): Make stores field a vector.
81 (free_ldst_entry): Likewise.
82 (print_ldst_list): Likewise.
83 (compute_ld_motion_mems): Likewise.
84 (update_ld_motion_stores): Likewise.
86 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
88 * gcse.c (struct ls_expr): Remove loads field.
90 (free_ldst_entry): Likewise.
91 (print_ldst_list): Likewise.
92 (compute_ld_motion_mems): Likewise.
94 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
96 * store-motion.c (struct st_expr): Make antic_stores a vector.
97 (st_expr_entry): Adjust.
98 (free_st_expr_entry): Likewise.
99 (print_store_motion_mems): Likewise.
100 (find_moveable_store): Likewise.
101 (compute_store_table): Likewise.
102 (remove_reachable_equiv_notes): Likewise.
103 (replace_store_insn): Likewise.
104 (build_store_vectors): Likewise.
106 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
108 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
109 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
111 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
113 PR tree-optimization/71518
114 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
115 misalign also for outer loops with negative step.
117 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
119 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
120 (cortex_a53_shift): Add mov_shift.
121 (cortex_a53_shift_reg): Add new reservation for register shifts.
122 (cortex_a53_alu): Remove bfm.
123 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
124 (cortex_a53_alu_extr): Add new reservation for EXTR.
125 (bypasses): Improve bypass modelling.
127 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
130 * config/avr/avr.c (avr_asm_select_section): Strip off
131 SECTION_DECLARED from flags when calling get_section.
133 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
135 * tree-vectorizer.h (vect_memory_access_type): Add
136 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
137 * tree-vect-stmts.c (compare_step_with_zero): New function.
138 (perm_mask_for_reverse): Move further up file.
139 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
141 (get_negative_load_store_type): New function.
142 (get_load_store_type): Call it. Add an ncopies argument.
143 (vectorizable_mask_load_store): Update call accordingly and
144 remove tests for negative steps.
145 (vectorizable_store, vectorizable_load): Likewise. Handle new
148 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
150 * tree-vectorizer.h (vect_memory_access_type): New enum.
151 (_stmt_vec_info): Add a memory_access_type field.
152 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
153 (vect_model_store_cost): Take an access type instead of a boolean.
154 (vect_model_load_cost): Likewise.
155 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
156 vect_model_store_cost and vect_model_load_cost.
157 * tree-vect-stmts.c (vec_load_store_type): New enum.
158 (vect_model_store_cost): Take an access type instead of a
159 store_lanes_p boolean. Simplify tests.
160 (vect_model_load_cost): Likewise, but for load_lanes_p.
161 (get_group_load_store_type, get_load_store_type): New functions.
162 (vectorizable_store): Use get_load_store_type. Record the access
163 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
164 (vectorizable_load): Likewise.
165 (vectorizable_mask_load_store): Likewise. Replace is_store
166 variable with vls_type.
168 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
170 * tree-vectorizer.h (vect_grouped_load_supported): Add a
171 single_element_p parameter.
172 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
173 Check the PR65518 case here rather than in vectorizable_load.
174 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
175 * tree-vect-stmts.c (vectorizable_load): Likewise.
177 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
179 * tree-vectorizer.h (gather_scatter_info): New structure.
180 (vect_check_gather_scatter): Return a bool rather than a decl.
181 Replace return-by-pointer arguments with a single
182 gather_scatter_info *.
183 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
184 (vect_analyze_data_refs): Update call accordingly.
185 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
186 (vectorizable_mask_load_store): Likewise. Also record the
187 offset dt and vectype in the gather_scatter_info.
188 (vectorizable_store): Likewise.
189 (vectorizable_load): Likewise.
191 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
193 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
194 strided groups, use the cost of N scalar accesses instead
195 of ncopies vector accesses.
196 (vect_model_load_cost): Likewise.
198 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
200 * tree-vect-stmts.c (vect_cost_group_size): Delete.
201 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
202 variable to indicate when once-per-group costs are being used.
203 (vect_model_load_cost): Likewise. Fix comment and misindented code.
205 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
207 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
208 peeling-for-gaps condition.
210 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
212 * config/s390/s390.c (s390_expand_vec_init): Force initializer
213 element to register if it doesn't match general_operand.
215 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
216 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
218 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
220 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
221 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
222 (SIGNBIT): New mode iterator.
223 (Fsignbit): New mode attribute.
224 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
225 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
226 when direct moves are available.
227 (signbit<mode>2_dm): New define_insn_and_split).
228 (signbit<mode>2_dm2): New define_insn.
230 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
232 PR rtl-optimization/71594
233 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
234 into subregs of appropriate mode before trying to emit a conditional
237 2016-07-05 Jan Hubicka <jh@suse.cz>
239 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
242 2016-07-05 Jan Hubicka <jh@suse.cz>
244 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
246 2016-07-05 Jiong Wang <jiong.wang@arm.com>
248 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
251 2016-07-05 Jan Hubicka <jh@suse.cz>
253 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
256 2016-07-05 Richard Biener <rguenther@suse.de>
258 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
259 Handle empty else block.
260 (is_feasible_trace): Likewise.
261 (split_paths): Likewise.
263 2016-07-05 Richard Biener <rguenther@suse.de>
265 * tree-loop-distribution.c (distribute_loop): Fix issue with
268 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
270 * config/arm/neon-testgen.ml: Delete.
271 * config/arm/neon.ml: Delete.
273 2016-07-04 Jakub Jelinek <jakub@redhat.com>
276 * tree.c (attribute_value_equal): Use get_attribute_name instead of
277 directly using TREE_PURPOSE.
279 2016-07-04 Jiong Wang <jiong.wang@arm.com>
281 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
282 * config/aarch64/aarch64_neon.h: Likewise.
283 * config/aarch64/arm_neon.h: Likewise.
284 * config/aarch64/atomics.md: Likewise.
285 * config/aarch64/aarch64-simd-builtins.def: Likewise.
286 * doc/invoke.texi: Likewise.
288 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
290 * config/s390/s390.md: Add "z13" cpu_facility.
291 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
292 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
293 condition" type instructions.
295 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
296 Jeff Law <law@redhat.com>
298 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
299 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
301 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
303 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
304 permutation for TARGET_AVX512F.
305 (ix86_expand_vec_one_operand_perm_avx512): New function.
306 (expand_vec_perm_1): Invoke introduced function.
307 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
308 it may be not valid after vectorization.
310 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
313 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
314 typo in comment. Only force to memory if it is a weak
317 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
318 Jiong Wang <jiong.wang@arm.com>
320 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
321 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
322 (AARCH64_FL_F16): New.
323 (AARCH64_FL_FOR_ARCH8_2): New.
324 (AARCH64_ISA_8_2): New.
325 (AARCH64_ISA_F16): New.
326 (TARGET_FP_F16INST): New.
327 (TARGET_SIMD_F16INST): New.
328 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
329 ("fp"): Disabling "fp" also disables "fp16".
330 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
331 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
332 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
334 2016-07-04 Jan Beulich <jbeulich@suse.com>
336 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
338 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
341 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
342 the insns, use an insn form that does not adjust the offset on
343 little endian systems.
345 2016-07-01 Jan Beulich <jbeulich@suse.com>
347 * varasm.c (get_variable_section): Validate initializer in
348 named .bss-like sections.
350 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
352 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
353 Exchange the order of the second and third operands in the vpermr
354 instruction tmeplate.
356 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
359 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
362 2016-07-01 Alan Modra <amodra@gmail.com>
364 PR rtl-optimization/71709
365 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
366 being set, not referenced.
368 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
370 PR tree-optimization/70729
371 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
372 of loop since it can be not valid after transformation.
374 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
376 * config/arm/arm.c (thumb_reload_in_hi): Delete.
377 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
379 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
381 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
384 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
387 * config/rs6000/constraints.md (wY constraint): New constraint to
388 match the requirements for the LXSD and STXSD instructions.
389 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
390 predicate to match the requirements for the LXSD and STXSD
392 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
393 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
394 to make sure that the bottom 2 bits of offset are 0, the address
395 form is offsettable, and no updating is done in the address mode.
396 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
397 (movdi_internal32): Likewise
398 (movdi_internal64): Likewise.
400 2016-06-30 Jakub Jelinek <jakub@redhat.com>
402 PR tree-optimization/71707
403 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
404 strinfo even for ADDR_EXPR ptr.
406 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
408 * config/rs6000/altivec.md (darn_32): Change the condition to
409 TARGET_P9_MISC instead of TARGET_MODULO.
410 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
411 condition expression.
412 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
413 condition expression.
414 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
415 (DFP_TEST): New code iterator.
416 (dfptstsfi_<code>_mode>): New define_expand.
417 (*dfp_sgnfcnc_<mode>): New define_insn.
418 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
419 definition next to BU_P9_MISC_1 definition and change the MASK
420 value to RS6000_BTM_P9_MISC.
421 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
422 (BU_P9_64BIT_MISC_0): Likewise.
423 (BU_P9_DFP_MISC_0): New macro definition.
424 (BU_P9_DFP_MISC_1): New macro definition.
425 (BU_P9_DFP_MISC_2): New macro definition.
426 (BU_P9_DFP_OVERLOAD_1): New macro definition.
427 (BU_P9_DFP_OVERLOAD_2): New macro definition.
428 (BU_P9_DFP_OVERLOAD_3): New macro definition.
429 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
430 (TSTSFI_LT_TD): Likewise.
431 (TSTSFI_EQ_DD): Likewise.
432 (TSTSFI_EQ_TD): Likewise.
433 (TSTSFI_GT_DD): Likewise.
434 (TSTSFI_GT_TD): Likewise.
435 (TSTSFI_OV_DD): Likewise.
436 (TSTSFI_OV_TD): Likewise.
437 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
438 (TSTSFI_LT_DD): Likewise.
439 (TSTSFI_LT_TD): Likewise.
440 (TSTSFI_EQ): Likewise.
441 (TSTSFI_EQ_DD): Likewise.
442 (TSTSFI_EQ_TD): Likewise.
443 (TSTSFI_GT): Likewise.
444 (TSTSFI_GT_DD): Likewise.
445 (TSTSFI_GT_TD): Likewise.
446 (TSTSFI_OV): Likewise.
447 (TSTSFI_OV_DD): Likewise.
448 (TSTSFI_OV_TD): Likewise.
449 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
450 overloaded test significance functions.
451 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
452 OPTION_MASK_P9_MISC into the representation of this mask.
453 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
455 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
456 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
458 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
459 argument is a 6-bit unsigned literal value if the icode argument
460 represents a DFP test significance built-in call.
461 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
462 flag used independently and in combination with the
463 RS6000_BTM_64BIT flag.
464 (rs6000_opt_masks): Add entry for power9-misc command-line option.
465 (rs6000_builtin_mask_names): Add entry for power9-misc
467 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
468 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
469 RS6000_BTM_P9_MISC macros.
470 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
471 option and change the description of the -mpower9-vector option to
472 enable only vector instructions, removing its erroneously claimed
473 support for scalar instructions.
474 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
475 the ISA 3.0 digital floating point test significance built-in
478 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
480 * config/aarch64/aarch64.c (cortexa35_tunings):
481 Enable AES fusion. Use cortexa57_branch_cost.
482 (cortexa53_tunings): Use cortexa57_branch_cost.
483 (cortexa72_tunings): Use cortexa57_branch_cost.
484 Use AUTOPREFETCHER_WEAK.
485 (cortexa73_tunings): Use cortexa57_branch_cost.
487 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
488 James Greenhalgh <james.greenhalgh@arm.com>
490 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
491 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
492 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
493 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
494 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
495 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
496 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
497 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
498 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
499 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
500 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
501 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
502 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
505 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
506 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
508 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
510 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
512 2016-06-30 David Malcolm <dmalcolm@redhat.com>
515 * gcc.c (driver::build_option_suggestions): Pass "option" to
516 add_misspelling_candidates.
517 * opts-common.c (add_misspelling_candidates): Add "option" param;
518 use it to avoid adding negated forms for options marked with
520 * opts.h (add_misspelling_candidates): Add "option" param.
522 2016-06-30 Jakub Jelinek <jakub@redhat.com>
525 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
526 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
527 first when permuting bitwise operation with rotate. Cast
528 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
530 2016-06-29 David Malcolm <dmalcolm@redhat.com>
532 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
533 for misspelled param names.
534 * params.c: Include spellcheck.h.
535 (find_param_fuzzy): New function.
536 * params.h (find_param_fuzzy): New prototype.
537 * spellcheck.c (struct edit_distance_traits<const char *>): Move
539 * spellcheck.h (struct edit_distance_traits<const char *>):
542 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
544 * config/rs6000/predicates.md (const_0_to_7_operand): New
545 predicate, recognize 0..7.
546 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
547 support for doing extracts from V16QImode, V8HImode, V4SImode
549 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
550 vector extract support.
551 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
552 for ISA 3.0 vector extract.
553 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
554 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
555 extracts of a constant element number from small integer vectors
556 on 64-bit ISA 3.0 systems.
557 (vsx_extract_<mode>_di): Likewise.
558 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
559 say when we can do ISA 3.0 vector extracts.
560 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
561 registers, using the stxsiwx instruction.
563 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
565 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
566 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
567 qdf24xx_regmove_cost, qdf24xx_tunings): New.
568 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
569 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
570 * config/arm/arm.c (arm_qdf24xx_tune): New.
572 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
574 * config/aarch64/aarch64.c (cortexa53_tunings):
575 Increase loop alignment to 8. Set function alignment to 16.
576 (cortexa35_tunings): Likewise.
577 (cortexa57_tunings): Increase loop alignment to 8.
578 (cortexa72_tunings): Likewise.
579 (cortexa73_tunings): Likewise.
581 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
583 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
584 for arm_fp16_ok and arm_fp16_hw.
585 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
586 arm_fp16_alternative.
588 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
590 PR tree-optimization/71655
591 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
592 types when swapping operands.
594 2016-06-29 Martin Liska <mliska@suse.cz>
597 * common.opt (flag_stack_protect): Mark the flag as optimization
599 * ipa-inline-transform.c (inline_call): Remove unnecessary call
600 of build_optimization_node.
602 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
604 PR tree-optimization/70729
605 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
606 independent in loops having positive safelen value.
607 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
608 it may be not valid after vectorization.
610 2016-06-29 Jakub Jelinek <jakub@redhat.com>
612 PR tree-optimization/71625
613 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
614 is sorted by ascending list->offset. If PTR is non-NULL and there is
615 previous strinfo, call get_stridx_plus_constant.
616 (get_stridx): Pass exp as second argument to get_addr_stridx.
617 (addr_stridxptr): Add missing list = list->next, so that there can be
618 more than one entries in the list. Bump limit from 16 to 32. Ensure
619 the list is sorted by ascending list->offset.
620 (get_stridx_plus_constant): Adjust so that it can be also called with
621 ADDR_EXPR instead of SSA_NAME as PTR.
622 (handle_char_store): Pass NULL_TREE as second argument to
625 2016-06-29 Richard Biener <rguenther@suse.de>
627 PR rtl-optimization/68961
628 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
630 2016-06-29 Richard Biener <rguenther@suse.de>
633 * alias.c (component_uses_parent_alias_set_from): Handle
634 type punning through union accesses by using the union alias set.
635 * gimple.c (gimple_get_alias_set): Remove union type punning case.
637 2016-07-29 Richard Biener <rguenther@suse.de>
639 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
640 precision not matching mode precision.
642 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
644 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
645 pa_output_arg_descriptor.
646 (call_val_symref_64bit_post_reload): Likewise.
647 (call_val_powf_64bit_post_reload): Likewise.
648 (sibcall_internal_symref_64bit): Likewise.
649 (sibcall_value_internal_symref_64bit): Likewise.
651 2016-06-28 Jakub Jelinek <jakub@redhat.com>
654 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
655 a constant, force its SUBREG_REG into memory or register instead
658 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
661 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
662 * doc/invoke.texi (AVR Options): Document it.
664 2016-06-28 Walter Lee <walt@tilera.com>
666 * config/tilegx/linux.h: Do not include arch/icache.h
667 (CLEAR_INSN_CACHE): Provide inlined definition directly.
668 * config/tilepro/linux.h: Do not include arch/icache.h
669 (CLEAR_INSN_CACHE): Provide inlined definition directly.
671 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
673 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
674 for big-endian BIT_FIELD_REF.
676 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
678 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
679 ('size' attribute): Add '128'.
681 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
682 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
683 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
684 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
685 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
686 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
687 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
688 *trunc<mode>df2_odd): Set size attribute to '128'.
689 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
690 * config/rs6000/power6.md (power6-fp): Include dfp type.
691 * config/rs6000/power7.md (power7-fp): Likewise.
692 * config/rs6000/power8.md (power8-fp): Likewise.
693 * config/rs6000/power9.md: New file.
694 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
695 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
696 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
698 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
699 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
700 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
701 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
702 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
703 dfp_dscri_<mode>): Change type attribute to dfp.
704 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
705 attribute to vecsimple.
706 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
707 and prefetch streams.
708 (rs6000_option_override_internal): Remove temporary code setting
709 tuning to power8. Don't set rs6000_sched_groups for power9.
710 (last_scheduled_insn): Change to rtx_insn *.
711 (divide_cnt, vec_load_pendulum): New variables.
712 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
713 (rs6000_issue_rate): Set issue rate for Power9.
714 (is_power9_pairable_vec_type): New.
715 (power9_sched_reorder2): New.
716 (rs6000_sched_reorder2): Call new function for Power9 specific
718 (insn_must_be_first_in_group): Remove Power9.
719 (insn_must_be_last_in_group): Likewise.
720 (force_new_group): Likewise.
721 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
722 Initialize divide_cnt/vec_load_pendulum.
723 (_rs6000_sched_context, rs6000_init_sched_context,
724 rs6000_set_sched_context): Handle context save/restore of new
727 2016-06-28 Richard Biener <rguenther@suse.de>
729 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
730 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
731 COMPONENT_REF operand.
732 (nonoverlapping_component_refs_p): Likewise.
733 * stor-layout.c (start_bitfield_representative): Mark
734 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
736 2016-06-28 Jakub Jelinek <jakub@redhat.com>
738 * Makefile.in: Don't cat ../stage_current if it does not exist.
740 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
741 last argument is a bit-field.
743 PR rtl-optimization/71673
744 * internal-fn.c (expand_arith_overflow_result_store): Use
745 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
749 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
750 expand_ifn_atomic_compare_exchange): New functions.
751 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
752 * tree.h (build_call_expr_internal_loc): Rename to ...
753 (build_call_expr_internal_loc_array): ... this. Fix up type of
755 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
756 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
757 ATOMIC_COMPARE_EXCHANGE result.
758 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
759 * gimple-fold.h (optimize_atomic_compare_exchange_p,
760 fold_builtin_atomic_compare_exchange): New prototypes.
761 * gimple-fold.c (optimize_atomic_compare_exchange_p,
762 fold_builtin_atomic_compare_exchange): New functions..
763 * tree-ssa.c (execute_update_addresses_taken): If
764 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
765 of call when finding addressable vars, and if such var becomes
766 non-addressable, call fold_builtin_atomic_compare_exchange.
768 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
771 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
772 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
774 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
776 * config/rs6000/rs6000.md ('type' attribute): Add
777 veclogical,veccmpfx,vecexts,vecmove insn types.
778 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
779 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
780 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
781 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
782 *nabs<mode>2_hw): Change type to vecmove.
783 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
784 *boolcc<mode>3_internal, *eqv<mode>3_internal,
785 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
786 *ieee_128bit_vsx_abs<mode>2_internal,
787 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
788 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
789 *ieee128_mtvsrd_32bit): Change type to veclogical.
790 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
791 *movdi_internal32, *movdi_internal64): Update insn types.
792 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
793 vsx_extract_<mode>): Change type to veclogical.
794 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
795 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
796 *vsx_sign_extend_si_v2di): Change type to vecexts.
797 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
799 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
800 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
801 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
802 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
803 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
804 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
805 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
806 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
807 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
808 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
809 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
810 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
811 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
812 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
813 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
814 (ppc7450-vecsimple): Add veclogical, vecmove.
815 (ppc7450-veccmp): Add veccmpfx.
816 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
818 (ppc8540_vector_compare): Add veccmpfx.
819 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
820 * config/rs6000/cell.md (cell-fp): Add fpsimple.
821 (cell-vecsimple): Add veclogical, vecmove.
822 (cell-veccmp): Add veccmpfx.
823 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
824 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
826 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
827 * config/rs6000/power4.md (power4-fp): Add fpsimple.
828 (power4-vecsimple): Add veclogical, vecmove.
829 (power4-veccmp): Add veccmpfx.
830 * config/rs6000/power5.md (power5-fp): Add fpsimple.
831 * config/rs6000/power6.md (power6-fp): Add fpsimple.
832 (power6-vecsimple): Add veclogical, vecmove.
833 (power6-veccmp): Add veccmpfx.
834 * config/rs6000/power7.md (power7-fp): Add fpsimple.
835 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
836 * config/rs6000/power8.md (power8-fp): Add fpsimple.
837 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
838 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
839 * config/rs6000/titan.md (titan_fp): Add fpsimple.
840 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
842 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
844 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
847 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
848 OPTION_MASK_P9_DFORM_VECTOR.
849 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
850 disable -mpower9-dform-vector when using reload.
851 (quad_address_p): Remove 'gpr_p' argument and all associated code.
852 New 'strict' argument. Update all callers. Add strict addressing
854 (rs6000_legitimate_offset_address_p): Remove call to
855 virtual_stack_registers_memory_p.
856 (rs6000_legitimize_reload_address): Add quad address support.
857 (rs6000_legitimate_address_p): Move call to quad_address_p above
858 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
859 to account for new strict usage.
860 (rs6000_output_move_128bit): Adjust quad_address_p args to account
861 for new strict usage.
862 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
864 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.c (ix86_spill_class): Disable condition to
872 always return NO_REGS.
874 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
876 * predict.c: Include gimple-pretty-print.h
877 (predicted_by_loop_heuristics_p): Check also
878 PRED_LOOP_EXIT_WITH_RECURSION
879 (predict_loops): Find self recursive calls and use special purpose
880 predictors for them; dump log about decisions.
881 (pass_profile::execute): Dump info about #of iterations.
882 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
883 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
885 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
887 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
888 output_asm_insn calls and shorten long lines. Output .CALL
889 argument descriptor using pa_output_arg_descriptor. Add various
890 inline $$dyncall and other optimizations.
891 (pa_attr_length_indirect_call): Adjust ordering and lengths.
893 2016-06-25 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/71643
896 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
899 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
900 leak a bitmap if dep_bb is NULL.
902 PR tree-optimization/71631
903 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
904 to rewrite_expr_tree even if negate_result, move new_lhs var
905 declaration and initialization earlier, for powi_result set afterwards
906 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
907 if new_lhs != lhs, and don't shadow gsi var.
909 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
911 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
912 Add in_loop parameter.
913 (predict_loops): Add loop guard heuristics.
914 * predict.def (PRED_LOOP_GUARD): New heuristics.
916 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
918 * predict.c: Include ipa-utils.h
919 (tree_bb_level_prediction): Predict recursive calls.
920 (tree_estimate_probability_bb): Skip inexpensive calls for call
922 * predict.def (PRED_RECURSIVE_CALL): New.
924 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
926 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
927 (BU_FLOAT128_1): Likewise.
929 (COPYSIGNQ): Likewise.
930 (RS6000_BUILTIN_NANQ): Likewise.
931 (RS6000_BUILTIN_NANSQ): Likewise.
932 (RS6000_BUILTIN_INFQ): Likewise.
933 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
934 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
935 (TARGET_FOLD_BUILTIN): New #define.
936 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
937 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
938 (rs6000_fold_builtin): New target hook implementation, handling
939 folding of 128-bit NaNs and infinities.
940 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
941 entries are filled in to avoid problems during bootstrap
942 self-test; define builtins for 128-bit NaNs and infinities.
943 (rs6000_opt_mask): Add entry for float128.
944 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
945 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
946 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
947 (const_str_type_node): New #define.
948 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
949 to a define_expand that dispatches to either copysign<mode>3_soft
950 or copysign<mode>3_hard.
951 (copysign<mode>3_hard): Rename from copysign<mode>3.
952 (copysign<mode>3_soft): New define_insn.
953 * doc/extend.texi: Document new builtins.
955 2016-06-24 Jakub Jelinek <jakub@redhat.com>
957 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
958 PRIu64 instead of lu.
960 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
963 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
966 2016-06-24 Jakub Jelinek <jakub@redhat.com>
968 PR tree-optimization/71647
969 * omp-low.c (lower_rec_input_clauses): Convert
970 omp_clause_aligned_alignment (c) to size_type_node for the
971 last argument of __builtin_assume_aligned.
973 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
975 * configure.ac (calling ___tls_get_addr via GOT): New
976 assembler/linker check.
977 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
978 assembler and linker supports calling ___tls_get_addr via GOT.
979 Otherise, defined to 0.
980 * config.in: Regenerated.
981 * configure: Likewise.
982 * config/i386/constraints.md (Yb): New constraint.
983 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
984 (REG_CLASS_NAMES): Likewise.
985 (REG_CLASS_CONTENTS): Likewise.
986 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
987 the b constraint with the Yb constraint. Call ___tls_get_addr
988 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
990 (*tls_local_dynamic_base_32_gnu): Likewise.
991 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
992 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
993 (*tls_local_dynamic_base_64_<mode>): Likewise.
995 2016-06-24 Martin Liska <mliska@suse.cz>
997 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
998 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1000 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1001 argument to true if the expected number of iterations is
1004 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1006 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1007 assemble for 32bit target.
1008 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1009 and $ld_ix86_gld_32_opt to link for 32bit target.
1010 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1011 * configure: Regenerate.
1013 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1015 * config/arm/arm.c (int_log2): Delete definition and prototype.
1016 (shift_op): Use exact_log2 instead of int_log2.
1017 (vfp3_const_double_for_fract_bits): Likewise.
1019 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1021 * internal-fn.c (expand_arith_set_overflow): New function.
1022 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1024 (expand_arith_overflow_result_store): Likewise. Handle precision
1025 smaller than mode precision.
1026 * tree-vrp.c (extract_range_basic): For imag part, handle
1027 properly signed 1-bit precision result.
1028 * doc/extend.texi (__builtin_add_overflow): Document that last
1029 argument can't be pointer to enumerated or boolean type.
1030 (__builtin_add_overflow_p): Document that last argument can't
1031 have enumerated or boolean type.
1033 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1034 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1036 * config/rs6000/predicates.md (splat_input_operand): Rework.
1037 Don't allow constants, since the insns that use this predicate
1038 don't support constants. Constants are handled by other insns
1039 that are created via combine. During and after register
1040 allocation, only allow indexed or indirect addresses, and not
1041 general addresses. Only allow modes supported by the hardware.
1042 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1043 comment. Move check for using VSPLTIS<x> to a common location,
1044 instead of doing it in two different places.
1046 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1048 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1049 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1050 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1051 signature_CENTAUR_ebx.
1053 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1057 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1058 (as_ix86_gas_32_opt): This.
1059 (ld_ix86_tls_ldm_opt): Renamed to ...
1060 (ld_ix86_gld_32_opt): This.
1061 (R_386_TLS_LDM reloc): Updated.
1062 (R_386_GOT32X reloc): New assembler/linker check.
1063 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1064 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1066 * config.in: Regenerated.
1067 * configure: Likewise.
1068 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1069 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1070 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1071 if ix86_force_load_from_GOT_p returns true.
1072 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1073 ix86_force_load_from_GOT_p returns true.
1074 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1075 the external function address via the GOT slot.
1076 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1077 HAVE_AS_IX86_GOT32X before returning false.
1078 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1079 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1081 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1083 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1085 2016-06-23 Andi Kleen <ak@linux.intel.com>
1087 * Makefile.in: Regenerate.
1088 * doc/install.texi: Document autoprofiledbootstrap.
1090 2016-06-23 Andi Kleen <ak@linux.intel.com>
1092 * config/i386/gcc-auto-profile: New file.
1094 2016-06-23 Martin Liska <mliska@suse.cz>
1097 * predict.c (predict_loops): Revert the hunk that was removed
1100 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1102 * config.gcc: Add support for arm*-*-phoenix* targets.
1103 * config/arm/t-phoenix: New.
1104 * config/phoenix.h: New.
1106 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1107 H.J. Lu <hongjiu.lu@intel.com>
1110 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1111 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1112 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1113 ix86_force_load_from_GOT_p returns true.
1114 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1115 ix86_force_load_from_GOT_p returns true.
1116 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1117 ix86_force_load_from_GOT_p returns true.
1118 (ix86_expand_move): Load the external function address via the
1119 GOT slot if ix86_force_load_from_GOT_p returns true.
1120 * config/i386/predicates.md (x86_64_immediate_operand): Return
1121 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1122 (x86_64_zext_immediate_operand): Ditto.
1124 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1126 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1128 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1131 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1132 * diagnostic.c (pedwarn_at_rich_loc): New function.
1133 * spellcheck.h (best_match::best_match): Add a
1134 "best_distance_so_far" optional parameter.
1135 (best_match::set_best_so_far): New method.
1136 (best_match::get_best_distance): New accessor.
1137 (best_match::get_best_candidate_length): New accessor.
1139 2016-06-22 Nick Clifton <nickc@redhat.com>
1141 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1142 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1143 modes are accepted as well.
1144 (ucompare_loc_descriptor): Likewise.
1145 (minmax_loc_descriptor): Likewise.
1146 (clz_loc_descriptor): Likewise.
1147 (popcount_loc_descriptor): Likewise.
1148 (bswap_loc_descriptor): Likewise.
1149 (rotate_loc_descriptor): Likewise.
1150 (mem_loc_descriptor): Likewise.
1151 (loc_descriptor): Likewise.
1153 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1155 * common.opt (fdiagnostics-parseable-fixits): New option.
1156 * diagnostic.c: Include "selftest.h".
1157 (print_escaped_string): New function.
1158 (print_parseable_fixits): New function.
1159 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1160 (selftest::assert_print_escaped_string): New function.
1161 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1162 (selftest::test_print_escaped_string): New function.
1163 (selftest::test_print_parseable_fixits_none): New function.
1164 (selftest::test_print_parseable_fixits_insert): New function.
1165 (selftest::test_print_parseable_fixits_remove): New function.
1166 (selftest::test_print_parseable_fixits_replace): New function.
1167 (selftest::diagnostic_c_tests): New function.
1168 * diagnostic.h (struct diagnostic_context): Add field
1169 "parseable_fixits_p".
1170 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1171 -fdiagnostics-parseable-fixits.
1172 (-fdiagnostics-parseable-fixits): New option.
1173 * opts.c (common_handle_option): Handle
1174 -fdiagnostics-parseable-fixits.
1175 * selftest-run-tests.c (selftest::run_tests): Call
1176 selftest::diagnostic_c_tests.
1177 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1179 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1181 PR tree-optimization/71488
1182 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1183 comparison of boolean vectors.
1184 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1185 of boolean vectors using bitwise operations.
1187 2016-06-22 Andreas Schwab <schwab@suse.de>
1189 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1192 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1194 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1196 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1198 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1201 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1203 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1204 * config/arm/arm-cores.def (cortex-a73): New entry.
1205 (cortex-a73.cortex-a35): Likewise.
1206 (cortex-a73.cortex-a53): Likewise.
1207 * config/arm/arm-tables.opt: Regenerate.
1208 * config/arm/arm-tune.md: Likewise.
1209 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1210 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1211 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1212 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1213 * doc/invoke.texi (ARM Options): Document cortex-a73,
1214 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1216 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1218 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1219 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1220 (cortex-a73.cortex-a35): Likewise.
1221 (cortex-a73.cortex-a53): Likewise.
1222 * config/aarch64/aarch64-tune.md: Regenerate.
1223 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1224 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1227 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1229 * configure.ac (gcc_cv_as_compress_debug): Remove
1230 --compress-debug-sections as extra as switch.
1231 Handle gas --compress-debug-sections=type.
1232 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1233 Handle gld --compress-debug-sections=type.
1234 * configure: Regenerate.
1236 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1238 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1240 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1242 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1243 (do_rewrite): likewise.
1245 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1247 * common/config/mep/mep-common.c: Remove.
1248 * config.gcc: Remove mep-* support.
1249 * config/mep/constraints.md: Remove.
1250 * config/mep/default.h: Remove.
1251 * config/mep/intrinsics.h: Remove.
1252 * config/mep/intrinsics.md: Remove.
1253 * config/mep/ivc2-template.h: Remove.
1254 * config/mep/mep-c5.cpu: Remove.
1255 * config/mep/mep-core.cpu: Remove.
1256 * config/mep/mep-default.cpu: Remove.
1257 * config/mep/mep-ext-cop.cpu: Remove.
1258 * config/mep/mep-intrin.h: Remove.
1259 * config/mep/mep-ivc2.cpu: Remove.
1260 * config/mep/mep-pragma.c: Remove.
1261 * config/mep/mep-protos.h: Remove.
1262 * config/mep/mep.c: Remove.
1263 * config/mep/mep.cpu: Remove.
1264 * config/mep/mep.h: Remove.
1265 * config/mep/mep.md: Remove.
1266 * config/mep/mep.opt: Remove.
1267 * config/mep/predicates.md: Remove.
1268 * config/mep/t-mep: Remove.
1269 * doc/install.texi: Remove mep-* documentation.
1270 * doc/md.texi: Likewise.
1272 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1274 * config.gcc: Remove support for avr-rtems.
1275 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1276 * config/avr/rtems.h: Remove.
1277 * config/avr/t-rtems: Remove.
1279 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1281 * config.gcc: Remove m32r-rtems support.
1282 * config/m32r/rtems.h: Remove.
1284 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1286 * config.gcc: Remove h8300-rtems support.
1287 * config/h8300/rtems.h: Remove.
1288 * config/h8300/t-rtems: Remove.
1290 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1292 * config.gcc: Remove support for knetbsd.
1293 * configure.ac: Likewise.
1294 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1295 * config/knetbsd-gnu.h: Remove.
1296 * configure: Regenerate.
1298 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1300 * config.gcc: Remove support for openbsd 2 and 3.
1301 * config/openbsd-oldgas.h: Remove.
1303 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1305 * config.gcc: Remove interix support.
1306 * config/i386/i386-interix.h: Remove.
1307 * config/i386/interix.opt: Remove.
1308 * config/i386/t-interix: Remove.
1309 * configure: Regenerate.
1310 * configure.ac: Remove interix support.
1311 * doc/install.texi: Remove interix documentation.
1313 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1315 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1316 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1319 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1321 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1322 they are both PLACEHOLDER_EXPRs.
1324 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1326 * stor-layout.c (layout_type): Move setting complex MODE to
1327 layout_type, instead of setting it ahead of time by the caller.
1328 * tree.c (build_complex_type): Likewise.
1330 2016-06-21 Martin Liska <mliska@suse.cz>
1332 * predict.c (force_edge_cold): Replace imposisble with
1335 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1337 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1338 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1340 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1342 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1344 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1345 Ilya Enkovich <ilya.enkovich@intel.com>
1348 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1349 New member function to convert V1TImode register to SUBREG
1350 TImode in debug insn.
1351 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1352 after changing register mode to V1TImode.
1354 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1356 * config/aarch64/aarch64-cores.def (vulcan): New core.
1357 * config/aarch64/aarch64-tune.md: Regenerate.
1358 * doc/invoke.texi: Document vulcan as an available option.
1360 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1362 * cse.c (canon_asm_operands): New function extracted from...
1363 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1364 either standalone or member of a PARALLEL.
1366 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1369 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1370 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1371 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1373 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1376 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1377 constant addresses if can_create_pseudo_p.
1379 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1381 PR tree-optimization/71588
1382 * tree-ssa-strlen.c (valid_builtin_call): New function.
1383 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1386 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1389 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1390 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1391 for conversion of scalar user var to complex type and use the
1392 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1395 PR rtl-optimization/71591
1396 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1397 don't run any tests.
1399 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1402 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1403 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1404 space for PIC with non-v32 and the common non-PIC "jump".
1406 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1409 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1410 returned values and add UN*/LTGT/*ORDERED cases with values matching
1411 D operand modifier on vcmp for AVX.
1413 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1415 * config/aarch64/aarch64.opt
1416 (mpc-relative-literal-loads): Rename internal option name.
1417 * config/aarch64/aarch64.c
1418 (aarch64_nopcrelative_literal_loads): Rename to
1419 aarch64_pcrelative_literal_loads.
1420 (aarch64_expand_mov_immediate): Likewise.
1421 (aarch64_secondary_reload): Likewise.
1422 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1423 (aarch64_override_options_after_change_1): Rename and simplify logic.
1424 (aarch64_classify_symbol): Merge large model checks into switch,
1425 remove pc-relative load check.
1427 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1429 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1430 costs relative to the cost of a register move.
1432 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1434 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1435 (vcvt_n_f64_u64): Likewise.
1436 (vcvt_n_s64_f64): Likewise.
1437 (vcvt_n_u64_f64): Likewise.
1438 (vcvt_f64_s64): Likewise.
1439 (vrecpe_f64): Likewise.
1440 (vcvt_f64_u64): Likewise.
1441 (vrecps_f64): Likewise.
1443 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1445 * config/aarch64/aarch64.md
1446 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1448 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1450 * config/aarch64/aarch64-builtins.c
1451 (aarch64_types_binop_uss_qualifiers): Delete.
1452 (TYPES_BINOP_USS): Likewise.
1453 (aarch64_types_binop_sus_qualifiers): Likewise.
1454 (TYPES_BINOP_SUS): Likewise.
1455 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1456 (TYPES_FCVTIMM_SUS): Likewise.
1457 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1459 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1460 (fcvtzs): Use SHIFTIMM rather than BINOP.
1461 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1463 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1465 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1466 costs relative to the cost of a register move.
1468 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1470 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1471 Allow scalar/single vector modes to be tieable.
1473 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1475 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1477 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1479 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1481 * tree.h (TYPE_ALIGN): Likewise.
1483 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1486 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1488 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1490 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1491 literal" build warnings.
1492 (avr_print_operand_address): Dito.
1494 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1497 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1498 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1500 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1502 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1504 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1507 * reload1.c (reload): Pass 0 to finish_spills when called because
1508 update_eliminables_and_spill returns true and remove did_spill.
1509 (finish_spills): Adjust comment and document GLOBAL parameter.
1511 2016-06-17 DJ Delorie <dj@redhat.com>
1514 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1515 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1516 (umulqihi3_virt): Likewise.
1517 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1518 (umulqihi3_real): Likewise.
1520 2016-06-17 Martin Liska <mliska@suse.cz>
1522 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1524 2016-06-17 Martin Liska <mliska@suse.cz>
1526 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1528 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1530 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1532 (vaddq_f32): Likewise.
1533 (vmul_f32): Likewise.
1534 (vmulq_f32): Likewise.
1535 (vsub_f32): Likewise.
1536 (vsubq_f32): Likewise.
1538 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1540 PR tree-optimization/71347
1541 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1542 cost for all uses in group.
1544 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1546 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1547 insert gimple seq if it's not empty.
1549 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1551 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1553 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1555 (comp_dr_with_seg_len_pair): Ditto.
1556 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1557 struct dr_with_seg_len_pair against DR_OFFSET.
1558 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1561 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1563 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1565 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1567 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1568 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1569 (pa_output_millicode_call): Likewise.
1570 (pa_output_call): Likewise.
1571 (pa_output_indirect_call): Likewise.
1572 (pa_asm_output_mi_thunk): Likewise.
1574 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1576 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1578 2016-06-16 Martin Liska <mliska@suse.cz>
1580 * predict.c (combine_predictions_for_insn): When we find a first
1581 match predictor, we should consider just predictors with
1582 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1583 DS theory predictor.
1584 (combine_predictions_for_bb): Likewise.
1586 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1588 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1589 with base of reference to struct.
1591 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1593 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1595 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1598 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1599 progmem_swtable_section.
1600 (progmem_swtable_section): Remove.
1601 (avr_asm_function_rodata_section): Remove.
1602 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1603 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1605 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1607 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1608 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1609 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1610 signature_CENTAUR_ebx.
1611 * config/i386/i386.c (ix86_option_override_internal): Add
1612 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1613 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1614 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1616 2016-06-16 Martin Liska <mliska@suse.cz>
1618 * predict.def: Add fortran loop preheader predictor.
1619 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1620 fold IFN_BUILTIN_EXPECT with a known constant argument.
1622 2016-06-16 Martin Liska <mliska@suse.cz>
1624 * predict.def: Add 'Fortran' to display text of all
1625 PRED_FORTRAN_* predictors.
1627 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1630 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1631 [IA64_BUILTIN_NANSQ]: Ditto.
1632 (ia64_fold_builtin): New function.
1633 (TARGET_FOLD_BUILTIN): New define.
1634 (ia64_init_builtins) Declare const_string_type node.
1635 Add __builtin_nanq and __builtin_nansq builtin functions.
1636 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1638 2016-06-16 Nick Clifton <nickc@redhat.com>
1640 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1641 MSP430_HWMULT_ prefix to enum values.
1642 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1643 * config/msp430/msp430.c: Update use of enum values.
1644 * config/msp430/msp430.md: Likewise.
1645 * config/msp430/msp430.opt: Likewise.
1647 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1649 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1650 of comparsions in the last iteration.
1652 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1653 Joern Rennecke <joern.rennecke@embecosm.com>
1655 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1657 (arc_needs_pcl_p): Add GOTOFFPC.
1658 (arc_legitimate_pic_addr_p): Likewise.
1659 (arc_output_pic_addr_const): Likewise.
1660 (arc_legitimize_pic_address): Generate a pc-relative address using
1662 (arc_output_libcall): Use @pcl syntax.
1663 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1664 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1665 (*movsi_insn): Use @pcl syntax.
1666 (doloop_begin_i): Likewise.
1668 2016-06-16 Martin Liska <mliska@suse.cz>
1670 * predict.def: Define a new predictor.
1672 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1674 * config/arc/arc.opt (mtp-regno): Update text.
1676 2016-06-16 Renlin Li <renlin.li@arm.com>
1678 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1680 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1683 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1684 (setcc + and peephole2): Likewise.
1686 PR rtl-optimization/71532
1687 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1690 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1692 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1693 DImode constants with XXSPLTIB in vector registers.
1694 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1695 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1696 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1697 extraction of the element at the top of the register as a scalar
1699 (vsx_extract_<mode>_internal1): Likewise.
1700 (vsx_extract_<mode>_internal2): Likewise.
1701 * config/rs6000/constraints.md (wi constraint): Remove a comment
1702 about DImode not being allowed in Altivec registers.
1703 (wB constraint): New constraint for constants that can be
1704 generated in Altivec registers with VSPLTISW/VUPKHSW.
1705 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1707 (xxspltib_constant_nosplit): Likewise.
1708 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1709 support for -mupper-regs-di to enable DImode to go into Altivec
1711 (POWERPC_MASKS): Likewise.
1712 (power7 cpu): Likewise.
1713 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1714 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1715 for DImode being allowed in Altivec registers. Update wi/wj
1716 constraints. Set scalar_in_vmx_p flag.
1717 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1718 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1719 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1720 (rs6000_opt_masks): Add -mupper-regs-di.
1721 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1722 direct move to use wi and not wj.
1724 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1726 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1727 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1728 any VSX register, instead of just Altivec registers, to allow
1729 either operand to be an Altivec register or both.
1730 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1731 (movdi_internal32): Add support for -mupper-regs-di. Add support
1732 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1733 the alternatives and attributes to be lined up to be easier to
1735 (movdi_internal64): Likewise.
1736 (64-bit DImode splitters): Change predicates to only split loading
1737 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1738 load constants in ISA 3.0 or ISA 2.07 respectively.
1739 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1740 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1741 mention -mcpu=power9 sets these options.
1742 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1745 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1748 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1749 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1750 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1751 by default to warn misspelled interrupt/ signal handler.
1752 * doc/invoke.texi (AVR Options): Document it. Update description
1753 for -nodevicelib option.
1755 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1757 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1758 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1759 (aarch64_<sur>shll2_n<mode>): Likewise.
1761 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1764 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1765 DECL_CONTEXT for copied arguments.
1767 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1769 PR tree-optimization/71483
1770 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1773 2016-06-15 Martin Liska <mliska@suse.cz>
1775 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1776 instead of predict_edge w/o a probability.
1778 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1780 PR tree-optimization/71439
1781 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1784 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1786 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1787 register subregs in SET_SRC.
1789 2016-06-15 Richard Biener <rguenther@suse.de>
1791 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1794 2016-06-15 Richard Biener <rguenther@suse.de>
1796 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1797 not consider dependences between accesses that belong to the
1799 (vect_analyze_data_ref_dependences): Do not analyze read-read
1800 or self-dependences.
1802 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1804 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1806 (find_closest_identifier): Reimplement in terms of
1807 best_match<tree,tree>.
1808 * spellcheck-tree.h: New file.
1809 * spellcheck.c (struct edit_distance_traits<const char *>): New
1811 (find_closest_string): Reimplement in terms of
1812 best_match<const char *, const char *>.
1813 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1814 overload to spellcheck-tree.h.
1815 (find_closest_identifier): Likewise.
1816 (struct edit_distance_traits<T>): New template.
1817 (class best_match): New class.
1819 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1821 * selftest-run-tests.c (selftest::run_tests): Call
1822 selftest::spellcheck_tree_c_tests.
1823 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1824 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1825 (selftest::test_find_closest_identifier): New function.
1826 (selftest::spellcheck_tree_c_tests): New function.
1827 * spellcheck.c (selftest::test_find_closest_string): Verify that
1828 the order of the vec does not affect the results for this case.
1829 (selftest::test_data): New array.
1830 (selftest::test_metric_conditions): New function.
1831 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1832 Call selftest::test_metric_conditions.
1834 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1836 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1837 (BU_P9_MISC_1): Likewise.
1838 (BU_P9_64BIT_MISC_0): Likewise.
1839 (BU_P9_MISC_0): Likewise.
1841 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1843 * gcc-rich-location.c
1844 (gcc_rich_location::add_fixit_misspelled_id): New method.
1845 * gcc-rich-location.h
1846 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1848 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1850 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1851 FreeBSD 11 and above.
1853 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1857 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1859 * expmed.h: Close parenthesis in "at your option" in copyright
1861 * lower-subreg.h: Likewise.
1863 2016-06-14 Richard Biener <rguenther@suse.de>
1866 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1869 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1871 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1873 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1875 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1877 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1878 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1880 2016-06-14 Richard Biener <rguenther@suse.de>
1882 PR tree-optimization/71522
1883 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1884 copying into float copying.
1886 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1888 PR tree-optimization/71520
1889 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1890 (replace_block_by): Move user labels from bb1 to bb2.
1892 2016-06-14 Richard Biener <rguenther@suse.de>
1896 * expr.h (get_bit_range): Declare.
1897 * expr.c (get_bit_range): Export.
1898 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1899 word_mode again to constrain the bitfield access.
1901 2016-06-14 Richard Biener <rguenther@suse.de>
1903 PR tree-optimization/71521
1904 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1905 division int_const_binop against zero divisor.
1907 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.md (signbittf2): New expander.
1910 * config/i386/sse.md (ptesttf2): New insn pattern.
1912 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1915 * input.c (selftest::test_reading_source_line): Avoid reading from
1916 __FILE__ by creating a tempfile with known content and reading
1919 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1921 * pretty-print.c (assert_pp_format_colored): Skip the test if
1923 (test_pp_format): Remove comment about GCC_COLORS.
1925 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1927 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1928 * pretty-print.c (assert_pp_format_va): Add location param and use
1929 it with ASSERT_STREQ_AT.
1930 (assert_pp_format): Add location param and pass it to
1931 assert_pp_format_va.
1932 (assert_pp_format_colored): Likewise.
1933 (ASSERT_PP_FORMAT_1): New.
1934 (ASSERT_PP_FORMAT_2): New.
1935 (ASSERT_PP_FORMAT_3): New.
1936 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1937 explicitly, or implicitly via the above macros.
1938 * selftest.c (selftest::pass): Use a selftest::location rather
1940 (selftest::fail): Likewise. Print the function name.
1941 (selftest::fail_formatted): Likewise.
1942 (selftest::assert_streq): Use a selftest::location rather than
1944 * selftest.h (selftest::location): New struct.
1945 (SELFTEST_LOCATION): New macro.
1946 (selftest::pass): Accept a const location & rather than file
1948 (selftest::fail): Likewise.
1949 (selftest::fail_formatted): Likewise.
1950 (selftest::assert_streq): Likewise.
1951 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1952 (ASSERT_FALSE): Likewise.
1953 (ASSERT_EQ): Likewise.
1954 (ASSERT_NE): Likewise.
1955 (ASSERT_STREQ): Likewise.
1956 (ASSERT_PRED1): Likewise.
1957 (ASSERT_STREQ_AT): New macro.
1959 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1961 * selftest.c (selftest::fail_formatted): New function.
1962 (selftest::assert_streq): New function.
1963 * selftest.h (selftests::fail_formatted): New decl.
1964 (selftest::assert_streq): New decl.
1965 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1967 2016-06-13 Jeff Law <law@redhat.com>
1969 PR tree-optimization/71403
1970 * tree-ssa-threadbackward.c
1971 (convert_and_register_jump_thread_path): No longer accept reference
1972 to path. Do not pop items off the path anymore.
1973 (fsm_find_control_statement_thread_paths): Do not allow threading
1974 to a deeper loop nest. Pop the last item off the path here rather
1975 than in convert_and_register_jump_thread_path.
1977 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1978 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1980 [AArch64] Emit division using the Newton series
1982 * config/aarch64/aarch64-protos.h
1983 (cpu_approx_modes): Add new member "division".
1984 (aarch64_emit_approx_div): Declare new function.
1985 * config/aarch64/aarch64.c
1986 (generic_approx_modes): New member "division".
1987 (exynosm1_approx_modes): Likewise.
1988 (xgene1_approx_modes): Likewise.
1989 (aarch64_emit_approx_div): Define new function.
1990 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1991 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1992 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1993 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1995 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1996 Wilco Dijkstra <wilco.dijkstra@arm.com>
1998 [AArch64] Emit square root using the Newton series
2000 * config/aarch64/aarch64-protos.h
2001 (aarch64_emit_approx_rsqrt): Replace with new function
2002 "aarch64_emit_approx_sqrt".
2003 (cpu_approx_modes): New member "sqrt".
2004 * config/aarch64/aarch64.c
2005 (generic_approx_modes): New member "sqrt".
2006 (exynosm1_approx_modes): Likewise.
2007 (xgene1_approx_modes): Likewise.
2008 (aarch64_emit_approx_rsqrt): Replace with new function
2009 "aarch64_emit_approx_sqrt".
2010 (aarch64_override_options_after_change_1): Handle new option.
2011 * config/aarch64/aarch64-simd.md
2012 (rsqrt<mode>2): Use new function instead.
2013 (sqrt<mode>2): New expansion and insn definitions.
2014 * config/aarch64/aarch64.md: Likewise.
2015 * config/aarch64/aarch64.opt
2016 (mlow-precision-sqrt): Add new option description.
2017 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2019 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2021 [AArch64] Add more choices for the reciprocal square root approximation
2023 Allow a target to prefer such operation depending on the operation mode.
2025 * config/aarch64/aarch64-protos.h
2026 (AARCH64_APPROX_MODE): New macro.
2027 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2028 (cpu_approx_modes): New structure.
2029 (tune_params): New member "approx_modes".
2030 * config/aarch64/aarch64-tuning-flags.def
2031 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2032 * config/aarch64/aarch64.c
2033 (generic_approx_modes): New core "cpu_approx_modes" structure.
2034 (exynosm1_approx_modes): Likewise.
2035 (xgene1_approx_modes): Likewise.
2036 (generic_tunings): New member "approx_modes".
2037 (cortexa35_tunings): Likewise.
2038 (cortexa53_tunings): Likewise.
2039 (cortexa57_tunings): Likewise.
2040 (cortexa72_tunings): Likewise.
2041 (exynosm1_tunings): Likewise.
2042 (thunderx_tunings): Likewise.
2043 (xgene1_tunings): Likewise.
2044 (use_rsqrt_p): New argument for the mode and use new member from
2046 (aarch64_builtin_reciprocal): Devise mode from builtin.
2047 (aarch64_optab_supported_p): New argument for the mode.
2048 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2050 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2052 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2053 RS6000_BTM_MODULO flag into the set of flags that are considered
2054 to be part of the common configuration.
2056 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2058 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2059 difference unsigned.
2060 (vec_absdb): New macro for vector absolute difference unsigned
2062 (vec_absdh): New macro for vector absolute difference unsigned
2064 (vec_absdw): New macro for vector absolute difference unsigned word.
2065 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2066 (vadu<mode>3): New insn.
2067 (*p9_vadu<mode>3): New insn.
2068 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2070 (vaduh): New built-in definition.
2071 (vaduw): New built-in definition.
2072 (vadu): New overloaded built-in definition.
2073 (vadub): New overloaded built-in definition.
2074 (vaduh): New overloaded built-in definition.
2075 (vaduw): New overloaded built-in definition.
2076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2077 overloaded vector absolute difference unsigned functions.
2078 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2079 the ISA 3.0 vector absolute difference unsigned built-in functions.
2081 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2083 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2084 update shared_lookup_references only once after changing operands.
2086 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2089 * tree-nested.c (convert_nonlocal_omp_clauses)
2090 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2092 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2093 * tree.def (CASE_LABEL_EXPR): Likewise.
2095 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2098 * input.c (test_builtins): Fix an assertion.
2100 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2105 (isinf<mode>2): Ditto.
2107 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2109 * ggc-tests.c (test_finalization): Only test need_finalization_p
2110 for GCC_VERSION >= 4003.
2112 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2114 * config/s390/vecintrin.h: Fix file description in comment.
2116 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2118 * config/s390/s390-builtin-types.def: Change builtin type naming
2119 scheme to match builtin-types.def.
2121 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2123 * fold-const.c (optimize_minmax_comparison): Remove.
2124 (fold_comparison): Remove call to the above.
2125 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2126 New transformations.
2128 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2130 PR tree-optimization/71416
2131 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2134 2016-06-13 Martin Liska <mliska@suse.cz>
2136 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2137 (combine_predictions_for_insn): Likewise.
2138 (prune_predictions_for_bb): Likewise.
2139 (combine_predictions_for_bb): Likewise.
2141 2016-06-13 Richard Biener <rguenther@suse.de>
2143 PR tree-optimization/71505
2144 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2145 assert match comment.
2147 2016-06-13 Marek Polacek <polacek@redhat.com>
2150 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2151 gimplify_switch_expr.
2152 (warn_switch_unreachable_r): New function.
2154 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2157 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2160 2016-06-13 Richard Biener <rguenther@suse.de>
2163 * fold-const.c (fold_unary_loc): Preserve alignment when
2164 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2166 2016-06-13 Martin Liska <mliska@suse.cz>
2169 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2170 w/ -fsanitize=bounds.
2172 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.c (ix86_init_builtins): Calculate
2175 FLOAT128_FTYPE_CONST_STRING function type only once.
2176 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2177 built-in functions are available for x86-32 and x86-64 targets.
2179 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2184 (FLOAT128_FTYPE_CONST_STRING): New function type.
2185 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2186 [IX86_BUILTIN_NANSQ]: Ditto.
2187 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2188 (ix86_init_builtin_types): Declare const_string_type_node.
2189 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2191 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2192 * doc/extend.texi (x86 Built-in Functions): Document
2193 __builtin_nanq and __builtin_nansq.
2195 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2198 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2199 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2200 length for pop patterns.
2201 (arm_attr_length_push_multi): Update comments.
2202 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2204 (*pop_multiple_with_writeback_and_return): Likewise.
2205 (*pop_multiple_with_return): Likewise.
2207 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2210 * fold-const.c (optimize_bit_field_compare): Don't try to use
2211 word_mode unconditionally for reading the bit field, look at
2212 DECL_BIT_FIELD_REPRESENTATIVE instead.
2214 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2217 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2218 vector integer type.
2220 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2223 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2224 without LABEL_DECL, set *handled_ops_p to false instead of true.
2226 2016-06-10 Martin Sebor <msebor@redhat.com>
2229 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2230 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2231 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2233 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2234 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2235 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2236 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2237 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2238 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2239 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2240 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2242 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2244 * config/arm/arm.h (pool_vector_label,
2245 return_used_this_function): Remove.
2247 2016-06-10 Jeff Law <law@redhat.com>
2249 PR tree-optimization/71335
2250 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2251 zero length paths here.
2252 (convert_and_register_jump_thread_path): Remove hacks related to
2253 duplicated blocks in the jump thread path.
2254 (fsm_find_control_statement_thread_paths): Avoid putting the same
2255 block on the thread path twice, but ensure the thread path is
2256 unchanged from the caller's point of view.
2258 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2260 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2261 * predict.def (PRED_LOOP_BRANCH): Remove.
2263 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2265 * Makefile.in (OBJS): Add ggc-tests.o.
2266 (GTFILES): Add ggc-tests.c.
2267 * ggc-tests.c: New file.
2268 * selftest-run-tests.c (selftest::run_tests): Call
2269 selftest::ggc_tests_c_tests.
2270 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2272 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2274 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2276 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2279 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2280 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2282 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2284 * profile.c: Include cfgloop.h.
2285 (branch_prob): Compute estimated number of iterations.
2286 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2287 recompute estimate number of iterations from profile.
2289 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2292 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2293 must be grouped on top of stack. Don't force early clobber
2294 on ordinary reg outputs.
2296 2016-06-10 Richard Biener <rguenther@suse.de>
2298 * targhooks.c (default_builtin_vectorization_cost): Adjust
2301 2016-06-10 Richard Biener <rguenther@suse.de>
2303 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2304 to fold the RHS to a constant if possible.
2306 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2309 * tree-nested.c (convert_nonlocal_omp_clauses)
2310 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2311 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2312 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2314 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2316 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2318 * omp-low.c (scan_sharing_clauses): Don't expect
2321 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2323 PR tree-optimization/71407
2324 PR tree-optimization/71416
2325 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2328 2016-06-10 Richard Biener <rguenther@suse.de>
2331 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2333 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2335 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2337 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2338 Jiong Wang <jiong.wang@arm.com>
2340 PR rtl-optimization/70751
2341 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2342 spilled into memory.
2344 2016-06-09 Jonathan Yong <10walls@gmail.com>
2347 2015-09-21 Jonathan Yong <10walls@gmail.com>
2349 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2350 sysroot/usr/lib/32api for additional win32 libraries,
2351 fixes failing Cygwin bootstrapping.
2353 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2355 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2358 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2361 * pretty-print.c (pp_indent): Specify that %p is printed in a
2362 host-dependent manner.
2363 (test_pp_format): Remove the test for %p.
2365 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2367 * config/mips/mips.c (mips_output_jump): Fix formatting.
2369 2016-06-09 Richard Biener <rguenther@suse.de>
2371 PR tree-optimization/71462
2372 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2375 2016-06-09 Martin Liska <mliska@suse.cz>
2377 * predict.c (dump_prediction): Add new argument.
2378 (enum predictor_reason): New enum.
2379 (struct predictor_hash): New struct.
2380 (predictor_hash::hash): New function.
2381 (predictor_hash::equal): Likewise.
2382 (not_removed_prediction_p): New function.
2383 (prune_predictions_for_bb): Likewise.
2384 (combine_predictions_for_bb): Prune predictions.
2386 2016-06-09 Martin Liska <mliska@suse.cz>
2388 * predict.c (filter_predictions): New function.
2389 (remove_predictions_associated_with_edge): Use the filter
2391 (equal_edge_p): New function.
2393 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2395 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2396 Correct usage of @samp vs @option, add @samp where appropriate.
2397 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2398 Add armv6s-m and document it, as it is no official ARM name.
2400 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2402 * ifcvt.c (struct noce_if_info): Add transform_name field.
2403 (noce_try_move): Set if_info->transform_name to the function name.
2404 (noce_try_ifelse_collapse): Likewise.
2405 (noce_try_store_flag): Likewise.
2406 (noce_try_inverse_constants): Likewise.
2407 (noce_try_store_flag_constants): Likewise.
2408 (noce_try_addcc): Likewise.
2409 (noce_try_store_flag_mask): Likewise.
2410 (noce_try_cmove): Likewise.
2411 (noce_try_cmove_arith): Likewise.
2412 (noce_try_minmax): Likewise.
2413 (noce_try_abs): Likewise.
2414 (noce_try_sign_mask): Likewise.
2415 (noce_try_bitop): Likewise.
2416 (noce_convert_multiple_sets): Likewise.
2417 (noce_process_if_block): Print if_info->transform_name to
2418 dump_file if transformation succeeded.
2420 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2422 * config/arm/cortex-a57.md (cortex_a57_alu):
2425 2016-06-08 Martin Sebor <msebor@redhat.com>
2426 Jakub Jelinek <jakub@redhat.com>
2430 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2431 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2432 * builtins.c: Include gimple-fold.h.
2433 (fold_builtin_arith_overflow): Handle
2434 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2435 (fold_builtin_3): Likewise.
2436 * doc/extend.texi (Integer Overflow Builtins): Document
2437 __builtin_{add,sub,mul}_overflow_p.
2439 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2441 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2442 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2444 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2446 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2447 Rewrite, looking one level down for records and arrays.
2449 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2451 * pretty-print.c: Include "selftest.h".
2452 (pp_format): Fix comment.
2453 (identifier_to_locale): Likewise.
2454 (selftest::test_basic_printing): New function.
2455 (selftest::assert_pp_format): New function.
2456 (selftest::test_pp_format): New function.
2457 (selftest::pretty_print_c_tests): New function.
2458 * selftest-run-tests.c (selftest::run_tests): Call
2459 selftest::pretty_print_c_tests.
2460 * selftest.h (pretty_print_c_tests): New declaration.
2462 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2464 * invoke.texi (max-loop-headers-insns): Document.
2465 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2466 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2467 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2469 2016-06-08 Richard Biener <rguenther@suse.de>
2471 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2472 on strided SLP loads and fall back to scalar loads in case
2473 we can't chunk them.
2475 2016-06-08 Richard Biener <rguenther@suse.de>
2477 PR tree-optimization/71452
2478 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2479 type used for the SSA rewrite has enough precision to cover
2480 the dynamic type of the location.
2482 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2483 Richard Biener <rguenther@suse.de>
2486 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2487 the same as DECL_P (base0) for indirect_base0. Use equality_code
2488 in one further place.
2490 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2492 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2493 to one word if the field is known to overlap other words.
2494 (extract_bit_field_1): Likewise.
2495 (store_split_bit_field): Remove compensating code.
2496 (extract_split_bit_field): Likewise.
2498 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2502 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2504 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2506 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2508 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2509 (arch64_addpv4sf): Delete.
2510 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2511 "gen_aarch64_addpv4sf".
2512 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2514 (vpadds_f32): Likewise.
2515 (vpaddq_f32): Likewise.
2516 (vpaddq_f64): Likewise.
2518 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2520 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2522 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2523 to VALLF. Rename to "fabd<mode>3".
2524 "*fabd_scalar<mode>3): Delete.
2525 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2527 (vabdd_f64): Likewise.
2528 (vabd_f32): Likewise.
2529 (vabd_f64): Likewise.
2530 (vabdq_f32): Likewise.
2531 (vabdq_f64): Likewise.
2533 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2535 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2537 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2538 "aarch64_rsqrts<mode>".
2539 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2540 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2542 (vrsqrtsd_f64): Likewise.
2543 (vrsqrts_f32): Likewise.
2544 (vrsqrts_f64): Likewise.
2545 (vrsqrtsq_f32): Likewise.
2546 (vrsqrtsq_f64): Likewise.
2548 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2550 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2552 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2553 "aarch64_rsqrte<mode>".
2554 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2555 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2557 (vrsqrted_f64): Likewise.
2558 (vrsqrte_f32): Likewise.
2559 (vrsqrte_f64): Likewise.
2560 (vrsqrteq_f32): Likewise.
2561 (vrsqrteq_f64): Likewise.
2563 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2565 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2569 * config/aarch64/aarch64-simd.md
2570 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2571 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2572 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2574 (vcvt_n_f32_u32): Likewise.
2575 (vcvt_n_s32_f32): Likewise.
2576 (vcvt_n_u32_f32): Likewise.
2577 (vcvtq_n_f32_s32): Likewise.
2578 (vcvtq_n_f32_u32): Likewise.
2579 (vcvtq_n_f64_s64): Likewise.
2580 (vcvtq_n_f64_u64): Likewise.
2581 (vcvtq_n_s32_f32): Likewise.
2582 (vcvtq_n_s64_f64): Likewise.
2583 (vcvtq_n_u32_f32): Likewise.
2584 (vcvtq_n_u64_f64): Likewise.
2585 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2586 (VSDQ_SDI): Likewise.
2587 (fcvt_target): Support V4DI, V4SI and V2SI.
2588 (FCVT_TARGET): Likewise.
2590 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2592 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2593 (TYPES_BINOP_SUS): Likewise.
2594 (aarch64_simd_builtin_data): Update include file name.
2595 (aarch64_builtins): Likewise.
2596 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2597 for conversion between scalar float-point and fixed-point.
2601 * config/aarch64/aarch64.md
2602 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2603 pattern for conversion between scalar float to fixed-pointer.
2604 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2605 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2606 (UNSPEC_FCVTZU): Likewise.
2607 (UNSPEC_SCVTF): Likewise.
2608 (UNSPEC_UCVTF): Likewise.
2609 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2611 (vcvtd_n_f64_u64): Likewise.
2612 (vcvtd_n_s64_f64): Likewise.
2613 (vcvtd_n_u64_f64): Likewise.
2614 (vcvtd_n_f32_s32): Likewise.
2615 (vcvts_n_f32_u32): Likewise.
2616 (vcvtd_n_s32_f32): Likewise.
2617 (vcvts_n_u32_f32): Likewise.
2618 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2620 (FCVT_TARGET): Likewise.
2621 (FCVT_FIXED2F): New iterator.
2622 (FCVT_F2FIXED): Likewise.
2623 (fcvt_fixed_insn): New define_int_attr.
2625 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2627 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2628 some statements was removed.
2630 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2632 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2633 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2634 (vect_can_advance_ivs_p): likewise.
2635 (vect_update_ivs_after_vectorizer): likewise.
2636 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2637 (vect_analyze_scalar_cycles_1): likewise.
2638 (vect_analyze_loop_operations): likewise.
2639 (report_vect_op): likewise.
2640 (vect_is_slp_reduction): likewise.
2641 (vect_is_simple_reduction): likewise.
2642 (get_initial_def_for_induction): likewise.
2643 (vect_transform_loop): likewise.
2644 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2645 (vect_recog_sad_pattern): likewise.
2646 (vect_recog_widen_sum_pattern): likewise.
2647 (vect_recog_widening_pattern): likewise.
2648 (vect_recog_divmod_pattern): likewise.
2649 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2650 (vect_analyze_slp_instance): likewise.
2651 (vect_transform_slp_perm_load): likewise.
2652 (vect_schedule_slp_instance): likewise.
2654 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2656 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2657 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2658 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2659 (PRED_LOOP_BRANCH): Document predictor as broken.
2660 (PRED_LOOP_EXIT): Change hitrate 91->92.
2661 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2662 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2663 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2664 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2665 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2666 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2667 (PRED_CALL): Chane hitrate 71->67.
2668 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2669 (PRED_GOTO): Document as unused right now.
2670 (PRED_CONST_RETURN): Change hitrate 67->69
2671 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2672 (PRED_NULL_RETURN): Change hitrate 91->90.
2673 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2674 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2675 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2677 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2679 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2680 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2681 special case Altivec builtin.
2682 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2683 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2684 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2685 code for ALTIVEC_BUILTIN_VEC_MUL.
2686 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2687 for __builtin_vec_mul.
2689 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2691 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2694 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2696 * spellcheck.c (selftest::test_find_closest_string): New function.
2697 (spellcheck_c_tests): Call the above.
2699 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2701 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2703 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2705 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2706 Yv=Yv,C alternatives.
2708 2016-06-07 Richard Biener <rguenther@suse.de>
2711 * common.opt (ffast-math): Make Optimization.
2713 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2714 Prachi Godbole <prachi.godbole@imgtec.com>
2716 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2717 `fabs' and `fneg' type attributes.
2718 (p5600_fpu_fabs): Add `fmove' to the comment.
2720 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2722 * gimple.c: Include builtins.h
2723 (gimple_inexpensive_call_p): New function.
2724 * gimple.h (gimple_inexpensive_call_p): Declare.
2725 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2726 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2729 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2731 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2732 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2733 warning_at_rich_loc, warning_n, pedwarn, permerror,
2734 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2735 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2738 2016-06-07 Richard Biener <rguenther@suse.de>
2740 PR tree-optimization/71428
2741 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2742 BIT_FIELD_REF op vs. load.
2744 2016-06-07 Richard Biener <rguenther@suse.de>
2747 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2750 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2752 * config/pa/pa.md (call): Generate indirect long calls to non-local
2753 functions on TARGET_64BIT.
2754 (call_value): Likewise.
2756 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2758 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2759 pattern and subsequent splitters.
2760 (call_val_reg_64bit_post_reload): Likewise.
2762 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2765 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2766 propagate_op_to_single_use.
2768 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2771 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2773 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2776 (enum x86_dirflag_state): New enum.
2777 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2778 (machine_function): Remove needs_cld.
2779 (ix86_current_function_needs_cld): Remove.
2780 * config/i386/i386.c (ix86_set_func_type): Set
2781 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2782 (ix86_expand_prologue): Do not emit CLD here.
2783 (ix86_dirflag_mode_needed): New function.
2784 (ix86_dirflag_mode_entry): Ditto.
2785 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2786 (ix86_mode_after): Ditto.
2787 (ix86_mode_entry): Ditto.
2788 (ix86_mode_exit): Ditto.
2789 (ix86_emit_mode_set): Ditto.
2790 * config/i386/i386.md (strmov_singleop): Set
2791 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2792 Do not set ix86_current_function_needs_cld.
2794 (strset_singleop): Ditto.
2796 (cmpstrnqi_nz_1): Ditto.
2797 (cmpstrnqi_1): Ditto.
2798 (strlenqi_1): Ditto.
2800 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2802 PR tree-optimization/71259
2803 * tree-vect-slp.c (vect_get_constant_vectors): For
2804 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2805 one for constant op, and use COND_EXPR for non-constant.
2807 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2809 * Makefile.in (OBJS): Add function-tests.o,
2810 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2811 selftest-run-tests.o.
2812 (OBJS-libcommon): Add selftest.o.
2813 (OBJS-libcommon-target): Add selftest.o.
2814 (all.internal): Add "selftest".
2815 (all.cross): Likewise.
2816 (selftest): New phony target.
2817 (s-selftest): New target.
2818 (selftest-gdb): New phony target.
2819 (COLLECT2_OBJS): Add selftest.o.
2820 * bitmap.c: Include "selftest.h".
2821 (selftest::test_gc_alloc): New function.
2822 (selftest::test_set_range): New function.
2823 (selftest::test_clear_bit_in_middle): New function.
2824 (selftest::test_copying): New function.
2825 (selftest::test_bitmap_single_bit_set_p): New function.
2826 (selftest::bitmap_c_tests): New function.
2827 * common.opt (fself-test): New.
2828 * diagnostic-show-locus.c: Include "selftest.h".
2829 (make_range): New function.
2830 (test_range_contains_point_for_single_point): New function.
2831 (test_range_contains_point_for_single_line): New function.
2832 (test_range_contains_point_for_multiple_lines): New function.
2833 (assert_eq): New function.
2834 (test_get_line_width_without_trailing_whitespace): New function.
2835 (selftest::diagnostic_show_locus_c_tests): New function.
2836 * et-forest.c: Include "selftest.h".
2837 (selftest::test_single_node): New function.
2838 (selftest::test_simple_tree): New function.
2839 (selftest::test_disconnected_nodes): New function.
2840 (selftest::et_forest_c_tests): New function.
2841 * fold-const.c: Include "selftest.h".
2842 (selftest::assert_binop_folds_to_const): New function.
2843 (selftest::assert_binop_folds_to_nonlvalue): New function.
2844 (selftest::test_arithmetic_folding): New function.
2845 (selftest::fold_const_c_tests): New function.
2846 * function-tests.c: New file.
2847 * gimple.c: Include "selftest.h".
2848 Include "gimple-pretty-print.h".
2849 (selftest::verify_gimple_pp): New function.
2850 (selftest::test_assign_single): New function.
2851 (selftest::test_assign_binop): New function.
2852 (selftest::test_nop_stmt): New function.
2853 (selftest::test_return_stmt): New function.
2854 (selftest::test_return_without_value): New function.
2855 (selftest::gimple_c_tests): New function.
2856 * hash-map-tests.c: New file.
2857 * hash-set-tests.c: New file.
2858 * input.c: Include "selftest.h".
2859 (selftest::assert_loceq): New function.
2860 (selftest::test_accessing_ordinary_linemaps): New function.
2861 (selftest::test_unknown_location): New function.
2862 (selftest::test_builtins): New function.
2863 (selftest::test_reading_source_line): New function.
2864 (selftest::input_c_tests): New function.
2865 * rtl-tests.c: New file.
2866 * selftest-run-tests.c: New file.
2867 * selftest.c: New file.
2868 * selftest.h: New file.
2869 * spellcheck.c: Include "selftest.h".
2870 (selftest::levenshtein_distance_unit_test_oneway): New function,
2871 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2872 (selftest::levenshtein_distance_unit_test): Likewise.
2873 (selftest::spellcheck_c_tests): Likewise.
2874 * toplev.c: Include selftest.h.
2875 (toplev::run_self_tests): New.
2876 (toplev::main): Handle -fself-test.
2877 * toplev.h (toplev::run_self_tests): New.
2878 * tree.c: Include "selftest.h".
2879 (selftest::test_integer_constants): New function.
2880 (selftest::test_identifiers): New function.
2881 (selftest::test_labels): New function.
2882 (selftest::tree_c_tests): New function.
2883 * tree-cfg.c: Include "selftest.h".
2884 (selftest::push_fndecl): New function.
2885 (selftest::test_linear_chain): New function.
2886 (selftest::test_diamond): New function.
2887 (selftest::test_fully_connected): New function.
2888 (selftest::tree_cfg_c_tests): New function.
2889 * vec.c: Include "selftest.h".
2890 (selftest::safe_push_range): New function.
2891 (selftest::test_quick_push): New function.
2892 (selftest::test_safe_push): New function.
2893 (selftest::test_truncate): New function.
2894 (selftest::test_safe_grow_cleared): New function.
2895 (selftest::test_pop): New function.
2896 (selftest::test_safe_insert): New function.
2897 (selftest::test_ordered_remove): New function.
2898 (selftest::test_unordered_remove): New function.
2899 (selftest::test_block_remove): New function.
2900 (selftest::reverse_cmp): New function.
2901 (selftest::test_qsort): New function.
2902 (selftest::vec_c_tests): New function.c.
2903 * wide-int.cc: Include selftest.h and wide-int-print.h.
2904 (selftest::from_int <wide_int>): New function.
2905 (selftest::from_int <offset_int>): New function.
2906 (selftest::from_int <widest_int>): New function.
2907 (selftest::assert_deceq): New function.
2908 (selftest::assert_hexeq): New function.
2909 (selftest::test_printing <VALUE_TYPE>): New function template.
2910 (selftest::test_ops <VALUE_TYPE>): New function template.
2911 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2912 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2914 (selftest::wide_int_cc_tests): New function.
2916 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2919 * ifcvt.c (noce_try_ifelse_collapse): New function.
2921 (noce_process_if_block): Call noce_try_ifelse_collapse.
2922 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2923 (simplify_ternary_operation): Use the above to simplify
2924 conditional CLZ/CTZ expressions.
2926 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2929 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2930 define_insn_and_split.
2932 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2935 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2937 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2940 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2941 Implicitly clobber memory for basic asm with non-empty assembler
2942 string. Use targetm.md_asm_adjust also here.
2943 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2944 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2945 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2946 non-empty assembler string.
2947 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2948 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2949 (decode_asm_operands): Handle basic asm in PARALLEL block.
2950 (extract_insn): Handle basic asm in PARALLEL block.
2951 * doc/extend.texi: Mention new behavior of basic asm.
2952 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2953 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2954 branch_needs_nop_p): Use asm_noperands.
2956 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2958 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2959 Include the M7 SPARC DFA scheduler.
2960 New attribute v3pipe.
2961 Annotate insns with v3pipe where appropriate.
2962 Define cpu_feature vis4.
2963 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2964 Add (V8QI "8") to vbits.
2965 Add insns {add,sub}v8qi3
2966 Add insns ss{add,sub}v8qi3
2967 Add insns us{add,sub}{v8qi,v4hi}3
2968 Add insns {min,max}{v8qi,v4hi,v2si}3
2969 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2970 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2971 * config/sparc/niagara4.md: Add a comment explaining the
2972 discrepancy between the documented latenty numbers and the
2974 * config/sparc/niagara7.md: New file.
2975 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2976 supports SPARC5 and VIS 4.0 instructions.
2977 * configure: Regenerate.
2978 * config.in: Likewise.
2979 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2980 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2981 TARGET_CPU_niagara7.
2982 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2983 (CPP_CPU_SPEC): Handle niagara7.
2984 (ASM_CPU_SPEC): Likewise.
2985 * config/sparc/sparc-opts.h (processor_type): Add
2987 (mvis4): New option.
2988 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2989 (AS_NIAGARA7_FLAG): Define.
2990 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2991 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2992 (CPP_CPU_SPEC): Handle niagara7.
2993 (ASM_CPU_SPEC): Likewise.
2994 * config/sparc/sparc.c (niagara7_costs): Define.
2995 (sparc_option_override): Handle niagara7 and adjust cache-related
2996 parameters with better values for niagara cpus. Also support VIS4.
2997 (sparc32_initialize_trampoline): Likewise.
2998 (sparc_use_sched_lookahead): Likewise.
2999 (sparc_issue_rate): Likewise.
3000 (sparc_register_move_cost): Likewise.
3001 (dump_target_flag_bits): Support VIS4.
3002 (sparc_vis_init_builtins): Likewise.
3003 (sparc_builtins): Likewise.
3004 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3006 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3008 * config/sparc/sparc.opt (sparc_processor_type): New value
3010 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3012 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3014 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3017 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3019 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3021 2016-06-06 Richard Biener <rguenther@suse.de>
3023 PR tree-optimization/71398
3024 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3027 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3029 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3030 ft32_expand_prolog, ft32_expand_epilogue):
3031 Handle pretend_args.
3032 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3033 * config/ft32/ft32.md: Add pretend_returner.
3035 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3039 Copy op1 RTX to avoid invalid sharing.
3040 (ix86_expand_vector_move_misalign): Ditto.
3042 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3044 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3047 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3049 * predict.c (predicted_by_loop_heuristics_p): New function.
3050 (predict_iv_comparison): Use it.
3051 (predict_loops): Walk from innermost loops; do not predict edges
3052 leaving multiple loops multiple times; implement
3053 PRED_LOOP_ITERATIONS_MAX heuristics.
3054 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3056 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3058 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3059 only edges out of BB are EH edges.
3061 2016-06-04 Martin Sebor <msebor@redhat.com>
3062 Marcin Baczyński <marbacz@gmail.com>
3065 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3066 a void expression in a void function.
3068 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3070 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3071 aux; dump reasons of decisions.
3072 (should_duplicate_loop_header_p): Likewise.
3073 (do_while_loop_p): Likewise.
3074 (ch_base::copy_headers): Dump asi num insns duplicated.
3076 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3078 PR tree-optimization/71405
3079 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3080 incompatible type, build a new clobber with the right type instead
3081 of building a VIEW_CONVERT_EXPR around it.
3083 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3085 PR tree-optimization/52171
3086 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3087 by_pieces_ninsns instead of move_by_pieces_ninsns.
3089 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3091 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3092 for reg+reg addressing mode.
3094 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3096 * rs6000-c.c (c/c-tree.h): Add #include.
3097 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3098 in C++ when found in the base position of vec_ld or vec_st.
3100 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3102 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3103 use of profile unless profile status is PROFILE_READ.
3104 * profile.c (compute_branch_probabilities): Set profile status
3105 only after reporting predictor hitrates.
3107 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3111 * common.opt (ffp-int-builtin-inexact): New option.
3112 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3113 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3114 (ceil@var{m}2): Document dependence on this option.
3115 * ipa-inline-transform.c (inline_call): Handle
3116 flag_fp_int_builtin_inexact.
3117 * ipa-inline.c (can_inline_edge_p): Likewise.
3118 * config/i386/i386.md (rintxf2): Do not test
3119 flag_unsafe_math_optimizations.
3120 (rint<mode>2_frndint): New define_insn.
3121 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3122 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3123 for 387 instead of extending and truncating.
3124 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3125 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3126 Change to frndint<mode>2_<rounding>.
3127 (frndintxf2_<rounding>_i387): Likewise. Change to
3128 frndint<mode>2_<rounding>_i387.
3129 (<rounding_insn>xf2): Likewise.
3130 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3131 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3132 x87. Test TARGET_ROUND || !flag_trapping_math ||
3133 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3134 SSE. Use ROUND_NO_EXC in constant operand of
3135 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3136 for 387 instead of extending and truncating.
3138 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3139 Julia Koval <julia.koval@intel.com>
3151 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3152 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3153 all registers, except for function return registers if there are
3154 no caller-saved registers.
3155 (ix86_set_func_type): New function.
3156 (ix86_set_current_function): Call ix86_set_func_type to set
3157 no_caller_saved_registers and func_type. Call reinit_regs if
3158 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3159 nor x87 instructions in interrupt handler nor function with
3160 no_caller_saved_registers attribute.
3161 (ix86_function_ok_for_sibcall): Return false if there are no
3162 caller-saved registers.
3163 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3165 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3166 (ix86_function_arg): Return special arguments in interrupt handler.
3167 (ix86_promote_function_mode): Promote pointer to word_mode only
3168 for normal functions.
3169 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3171 (ix86_epilogue_uses): New function.
3172 (ix86_hard_regno_scratch_ok): Likewise.
3173 (ix86_save_reg): Preserve all registers in interrupt handler
3174 after reload. Preserve all registers, except for function return
3175 registers, if there are no caller-saved registers after reload.
3176 (find_drap_reg): Always use callee-saved register if there are
3177 no caller-saved registers.
3178 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3179 for interrupt handler.
3180 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3181 Emit cld instruction if stringops are used in interrupt handler
3182 or interrupt handler isn't a leaf function.
3183 (ix86_expand_epilogue): Generate interrupt return for interrupt
3184 handler and pop the 'ERROR_CODE' off the stack before interrupt
3185 return in exception handler.
3186 (ix86_expand_call): Disallow calling interrupt handler directly.
3187 If there are no caller-saved registers, mark all registers that
3188 are clobbered by the call which returns as clobbered.
3189 (ix86_handle_no_caller_saved_registers_attribute): New function.
3190 (ix86_handle_interrupt_attribute): Likewise.
3191 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3193 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3194 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3195 accumulation in interrupt function if stack may be realigned to
3197 (EPILOGUE_USES): New.
3198 (function_type): New enum.
3199 (machine_function): Add func_type and no_caller_saved_registers.
3200 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3201 (interrupt_return): New pattern.
3202 * doc/extend.texi: Document x86 interrupt and
3203 no_caller_saved_registers attributes.
3205 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3207 PR tree-optimization/52171
3208 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3209 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3210 Look for constant strings. Move some code to emit_block_cmp_hints
3212 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3213 * defaults.h (COMPARE_MAX_PIECES): New macro.
3214 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3215 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3216 (clear_by_pieces_1): Don't declare. Move definition before use.
3217 (can_do_by_pieces): New static function.
3218 (can_move_by_pieces): Use it. Return bool.
3219 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3220 OP. All callers changed. Handle COMPARE_BY_PIECES.
3221 (class pieces_addr); New.
3222 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3223 pieces_addr::adjust, pieces_addr::increment_address,
3224 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3226 (class op_by_pieces_d): New.
3227 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3229 (class move_by_pieces_d, class compare_by_pieces_d,
3230 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3231 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3232 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3233 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3234 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3235 compare_by_pieces_d::finish_mode): New member functions.
3236 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3238 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3239 (emit_block_cmp_hints): New function.
3240 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3241 use the newly defined classes.
3242 * expr.h (by_pieces_constfn): New typedef.
3243 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3244 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3245 (move_by_pieces_ninsns): Don't declare.
3246 (can_move_by_pieces): Change return value to bool.
3247 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3248 (compare_by_pieces_branch_ratio): New hook.
3249 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3250 (by_pieces_ninsns): Declare.
3251 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3253 (default_compare_by_pieces_branch_ratio): New function.
3254 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3255 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3256 * doc/tm.texi: Regenerate.
3257 * tree-ssa-strlen.c: Include "builtins.h".
3258 (handle_builtin_memcmp): New static function.
3259 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3260 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3262 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3264 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3265 relevant stmts which are simple and invariant.
3266 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3267 instead of simple and invariant
3269 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3271 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3272 (vectorizable_reduction): Check for new relevant state.
3273 (vectorizable_live_operation): vectorize live stmts using
3274 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3275 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3276 (vect_stmt_relevant_p): Check for stmts which are only used live.
3277 (process_use): Use of a stmt does not inherit it's live value.
3278 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3279 (vect_analyze_stmt): Check for new relevant state.
3280 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3281 outside the loop, but not inside it.
3283 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3285 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3286 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3287 (vect_get_vec_def_for_operand): Split out code.
3289 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3291 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3293 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3295 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3297 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3299 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3301 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3304 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3305 to noreturn e->callee->decl that has void return type and void
3306 arguments, adjust gimple_call_fntype and remove lhs even if it had
3307 previously addressable type.
3309 2016-06-02 Jeff Law <law@redhat.com>
3311 PR tree-optimization/71328
3312 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3313 error when checking for a jump back onto the copied path.
3315 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3317 * config/microblaze/microblaze.c (get_branch_target): Add return
3318 NULL_RTX for the non-CALL_P case.
3319 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3320 (insert_wic): Remove unused local "j".
3322 2016-06-02 Martin Liska <mliska@suse.cz>
3324 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3326 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3327 Julia Koval <julia.koval@intel.com>
3329 * function.c (assign_parm_setup_stack): Force source into a
3331 * target.def (function_incoming_arg): Update documentation to
3332 allow arbitrary address computation based on hard register.
3333 * doc/tm.texi: Regenerated.
3335 2016-06-02 Martin Liska <mliska@suse.cz>
3337 * predict.c (combine_predictions_for_bb): Fix first match in
3338 cases where a first predictor contains more than one occurence
3339 in list of predictors. Take the best value in such case.
3341 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3343 PR rtl-optimization/71295
3344 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3345 offset would go over the size of the inner mode reject it.
3347 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3349 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3350 x=x,x and v=v,m instead of x=x,m.
3352 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3353 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3354 alternative to v=rm,C.
3356 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3357 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3358 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3359 instead of vex for the last two above mentioned alternatives.
3361 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3364 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3366 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3368 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3370 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3372 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3373 from int to unsigned.
3375 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3377 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3378 alternatives, eliminating preferred register class. Add support
3379 for the MTVSRDD instruction in ISA 3.0.
3380 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3381 reg_or_indexed_operand.
3382 (vsx_splat_v4sf_internal): Likewise.
3384 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3387 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3388 for loading up all 0's or all 1's.
3390 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3392 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3394 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3396 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3398 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3399 * gcc.c (set_source_date_epoch_envvar): New function, sets
3400 the SOURCE_DATE_EPOCH environment variable to the current time.
3402 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3404 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3405 the factor for live Phi nodes.
3407 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3409 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3410 * tree-parloops.c (parallelize_loops): likewise.
3411 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3412 tree_unswitch_outer_loop): likewise.
3414 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3417 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3418 around creation of the temporary.
3420 2016-06-01 Richard Biener <rguenther@suse.de>
3422 PR tree-optimization/71366
3423 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3424 (unloop_loops): Move removing edges here ...
3425 (try_unroll_loop_completely): ... from here.
3426 (try_peel_loop): ... and here.
3427 (tree_unroll_loops_completely_1): Track parent loops via
3428 bitmap of header BBs.
3429 (tree_unroll_loops_completely): Adjust for that.
3431 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3433 * config/rs6000/altivec.h (vec_slv): New macro.
3434 (vec_srv): New macro.
3435 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3436 (UNSPEC_VSRV): New value.
3439 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3440 (vsrv): New builtin definition.
3441 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3442 define argument types for new builtin.
3443 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3445 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3448 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3449 Jocelyn Mayer <l_indien@magic.fr>
3452 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3453 detect processor family for signature_CENTAUR_ebx.
3454 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3455 signature_CENTAUR_ebx.
3456 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3457 <default>: Pass x86-64 for has_longmode.
3459 2016-06-01 Nathan Sidwell <nathan@acm.org>
3461 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3464 2016-06-01 Richard Biener <rguenther@suse.de>
3466 PR tree-optimization/71261
3467 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3468 of stmts successfully put in the bool pattern. Remove
3469 single-use restriction.
3470 (adjust_bool_pattern_cast): Add cast at the use site via the
3471 pattern def sequence.
3472 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3473 of patterned defs. Use the pattern def seqence instead of
3474 multiple independent patterns.
3475 (sort_after_uid): New qsort compare function.
3476 (adjust_bool_stmts): New function to process stmts in the bool
3477 pattern in IL order.
3478 (vect_recog_bool_pattern): Adjust.
3479 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3480 (ifcvt_walk_pattern_tree): Likewise.
3481 (stmt_is_root_of_bool_pattern): Likewise.
3482 (ifcvt_repair_bool_pattern): Likewise.
3483 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3485 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3487 * loop-unroll.c (decide_unroll_constant_iterations,
3488 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3489 likely upper bounds.
3490 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3492 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3494 * tree-core.h (enum omp_clause_code): Remove
3495 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3497 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3499 * config/arm/sync.md (arm_store_exclusive<mode>):
3500 Use 'H' output modifier on operands[2] rather than creating a new
3501 entry in out-of-bounds memory of the operands array.
3502 (arm_store_release_exclusivedi): Likewise.
3504 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3506 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3507 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3508 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3509 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3511 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3513 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3514 into account live statements for mask producers.
3516 2016-06-01 Richard Biener <rguenther@suse.de>
3518 PR tree-optimization/71311
3519 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3520 restrict to non-INTEGER_CST @0.
3522 2016-06-01 Richard Biener <rguenther@suse.de>
3524 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3525 (relational patterns): Use :c to avoid pattern duplications.
3527 2016-06-01 Richard Biener <rguenther@suse.de>
3529 * genmatch.c (comparison_code_p): New predicate.
3530 (swap_tree_comparison): New function.
3531 (commutate): Add for_vec parameter to append new for entries.
3532 Support commutating relational operators by swapping it alongside
3534 (lower_commutative): Adjust.
3535 (dt_simplify::gen): Do not pass artificial operators to gen
3537 (decision_tree::gen): Do not add artificial operators as parameters.
3538 (parser::parse_expr): Verify operator commutativity when :c is
3539 applied. Allow :C to override this.
3540 * match.pd: Adjust patterns to use :C instead of :c where required.
3542 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3544 PR tree-optimization/71077
3545 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3546 the combining step, use boolean_false_node and boolean_true_node
3547 as the designated false/true return values.
3549 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3551 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3552 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3553 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3556 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3558 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3559 of flags impliying the register renaming.
3560 * toplev.c (process_options): Do not imply flag_rename_registers with
3563 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3565 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3566 default implementation.
3568 2016-05-31 Nathan Sidwell <nathan@acm.org>
3570 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3572 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3574 * config/sh/constraints.md (b): Remove constraint.
3575 * config/sh/predicates.md (arith_reg_operand): Remove
3577 * config/sh/sh-modes.def (PDI): Remove.
3578 * config/sh/sh.c (sh_target_reg_class,
3579 sh_optimize_target_register_callee_saved): Remove functions.
3580 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3581 (sh_expand_epilogue): Update comment.
3582 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3583 sh_secondary_reload): Remove TARGET_REGS related code.
3584 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3585 TARGET_REGISTER_P): Remove macros.
3586 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3587 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3588 TR1_REG, TR2_REG): Remove constants.
3589 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3591 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3593 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3594 define_expand patterns.
3595 (adddi3_compact): Rename to adddi3.
3596 (subdi3_compact): Rename to subdi3.
3597 (*negdi2): Rename to negdi2.
3598 (*abs<mode>2): Rename to abs<mode>2.
3600 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3602 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3603 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3604 (atomic_sub_fetchsi): ... this new pattern.
3605 (mvtc): Add CC_REG clobber.
3607 2016-05-31 Marek Polacek <polacek@redhat.com>
3609 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3611 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3613 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3614 aarch64_fusion_enabled_p to check for fusion capabilities.
3616 2016-05-31 Richard Biener <rguenther@suse.de>
3618 PR tree-optimization/71352
3619 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3620 minus one and a negate.
3622 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3624 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3625 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3627 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3628 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3629 Remove use of aarch64_simd_attr_length_move, set length attribute
3631 (*aarch64_be_movoi): Likewise.
3632 (*aarch64_be_movci): Likewise.
3633 (*aarch64_be_movxi): Likewise.
3635 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3637 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3638 It no longer does that.
3639 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3641 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3643 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3644 attribute __unused__.
3646 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3648 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3649 * config/arm/arm.c (arm_arch_thumb1): Define.
3650 (arm_option_override): Initialize arm_arch_thumb1.
3651 * config/arm/arm.h (arm_arch_thumb1): Declare.
3652 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3653 support Thumb-1 ISA.
3655 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3658 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3659 `Yv' for scalar operand.
3661 2016-05-31 Tom de Vries <tom@codesourcery.com>
3663 PR tree-optimization/69068
3664 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3665 phis with more than two args.
3667 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3669 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3670 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3673 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3675 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3677 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3679 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3680 cpu_32, cpu_64, tune_32 and tune_64.
3681 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3683 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3687 2016-05-30 Andi Kleen <ak@linux.intel.com>
3689 * auto-profile.c (read_profile): Replace asserts with errors
3690 when file does not exist.
3691 * gcov-io.c (gcov_read_words): Dito.
3693 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3695 * tree-cfg.c (print_loop): Print likely upper bounds.
3697 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3699 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3700 * opts.c (default_options): Enable peel loops at -O3.
3701 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3702 (try_peel_loop): Do not re-peel already peeled loops;
3703 use likely upper bounds; fix profile updating.
3704 (pass_complete_unroll::execute): Initialize peeled_loops.
3706 2016-05-30 Martin Liska <mliska@suse.cz>
3708 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3709 computed costs by frequency of BB they belong to.
3710 (get_scaled_computation_cost_at): New function.
3712 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3713 Marc Glisse <marc.glisse@inria.fr>
3715 PR tree-optimization/71289
3716 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3718 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3720 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3722 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3724 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3725 for peeled copies; avoid underflow when updating estimates; correctly
3728 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3730 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3731 r236875. Corrected oe3 to oe2 as obvious.
3733 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3737 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3738 that inserted stmt will not dominate stmts that defines its operand.
3739 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3740 (rewrite_expr_tree_parallel): Likewise.
3742 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3745 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3746 all fields including stmt_to_insert are swapped.
3748 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3750 * predict.h (force_edge_cold): Declare.
3751 * predict.c (force_edge_cold): New function.
3752 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3754 (canonicalize_loop_induction_variables): Fix formating.
3756 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3758 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3759 (visium_expand_copysign): Use gen_int_mode directly.
3760 (visium_compute_frame_size): Minor tweaks.
3762 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3764 * tree-vect-loop.c (vect_analyze_loop_2): Use
3765 likely_max_stmt_executions_int.
3767 2016-05-30 Tom de Vries <tom@codesourcery.com>
3769 PR tree-optimization/69067
3770 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3772 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3775 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3776 New peepholes to remove unneeded fild/fistp pairs.
3777 (define_peephole2 atomic_loaddi_fpu): Ditto.
3779 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3781 * predict.c (maybe_hot_frequency_p): Avoid division.
3783 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3785 * doc/install.texi: Use https for shop.fsf.org.
3787 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3789 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3790 likely_max_stmt_executions_int.
3792 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3794 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3795 likely_max_stmt_executions_int.
3797 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3799 * profile.c (compute_branch_probabilities): Do not report hitrates
3801 (branch_prob): Report hitrates here.
3802 * predict.c (gimple_predict_edge): Do not assert profile status;
3803 fix formatting issues.
3805 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3807 * predict.c (edge_predicted_by_p): New function.
3808 (predict_paths_for_bb): Do not put multiple predictions of the same type
3811 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3813 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3816 2016-05-28 Alan Modra <amodra@gmail.com>
3818 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3820 2016-05-28 Alan Modra <amodra@gmail.com>
3822 PR rtl-optimization/71275
3823 * ira.c (ira): Free dominance info.
3825 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3827 * doc/sourcebuild.texi: New address for upstream Go repository.
3829 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3831 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3832 (TARGET_ARM_V7M): Likewise.
3834 2016-05-26 Jeff Law <law@redhat.com>
3836 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3837 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3838 * passes.def: Add jump threading passes before DOM/VRP.
3839 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3840 argument to a basic block from an edge. Remove tests which are
3842 (pass_data_thread_jumps, class pass_thread_jumps): New.
3843 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3844 (make_pass_thread_jumps): Likewise.
3845 * tree-pass.h (make_pass_thread_jumps): Declare.
3847 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3849 * config/visium/visium-protos.h (split_double_move): Rename into...
3850 (visium_split_double_move): ...this.
3851 (visium_split_double_add): Declare.
3852 * config/visium/visium.c (split_double_move): Rename into...
3853 (visium_split_double_move): ...this.
3854 (visium_split_double_add): New function.
3855 (visium_expand_copysign): Renumber operands for consistency.
3856 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3857 (DFmode move splitter): Likewise.
3858 (*addi3_insn): Split by means of visium_split_double_add.
3859 (*adddi3_insn_flags): Delete.
3860 (*plus_plus_sltu<subst_arith>): New insn.
3861 (*subdi3_insn): Split by means of visium_split_double_add.
3862 (subdi3_insn_flags): Delete.
3863 (*minus_minus_sltu<subst_arith>): New insn.
3864 (*negdi2_insn): Split by means of visium_split_double_add.
3865 (*negdi2_insn_flags): Delete.
3867 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3869 * configure.ac: Treat a --with-headers option without argument
3870 the same as the default (i.e. consult sys-include directory).
3871 * configure: Regenerate.
3873 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3875 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3876 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3878 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3879 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3881 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3884 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3885 tree-stdarg analysis results.
3886 (aarch64_setup_incoming_varargs): Likewise.
3888 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3890 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3891 va_list_gpr_counter_field and va_list_fpr_counter_field.
3893 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3896 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3897 * config/aarch64/aarch64.c
3898 (aarch64_cannot_change_mode_class): Remove function.
3899 * config/aarch64/aarch64-protos.h
3900 (aarch64_cannot_change_mode_class): Remove.
3902 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3904 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3905 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3906 get_likely_max_loop_iterations_int): New.
3907 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3908 any_likely_upper_bound.
3909 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3911 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3912 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3914 (unroll_loop_constant_iterations): Likewise.
3915 (unroll_loop_runtime_iterations): Likewise.
3916 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3917 * lto-streamer-out.c (output_cfg): Likewise.
3918 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3920 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3921 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3922 (likely_max_loop_iterations): New.
3923 (likely_max_loop_iterations_int): New.
3924 (likely_max_stmt_executions): New.
3925 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3926 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3927 likely_max_stmt_executions): Declare.
3929 2016-05-27 Marek Polacek <polacek@redhat.com>
3932 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3934 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3936 * config/s390/s390.md (2x risbg splitters): Use
3937 reg_overlap_mentioned_p instead of rtx_equal_p.
3939 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3941 * combine.c (make_compound_operation): Take known zero bits into
3942 account when checking for possible zero_extend.
3944 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3946 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3947 Use const_int_operand for operand 2 predicate. Simplify expand code
3950 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3953 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3956 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3958 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3959 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3960 that returns CC_SESWPmode and CC_ZESWPmode.
3961 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3963 (aarch64_rtx_costs): Likewise.
3965 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3967 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3968 for ISA 3.0 min/max support.
3969 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3970 conditional move support.
3971 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3972 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3974 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3975 conditional moves where the comparison type is different from move
3977 (fp_minmax): New code iterator for smin/smax.
3978 (minmax): New code attributes for min/max.
3979 (SMINMAX): Likewise.
3980 (smax<mode>3): Combine min, max insns into one insn using the
3981 fp_minmax code iterator. Add support for ISA 3.0 min/max
3982 instructions that don't need -ffast-math.
3983 (s<minmax><mode>3): Likewise.
3984 (smax<mode>3_vsx): Likewise.
3985 (smin<mode>3): Likewise.
3986 (s<minmax><mode>3_vsx): Likewise.
3987 (smin<mode>3_vsx): Likewise.
3988 (pre-VSX min/max splitters): Likewise.
3989 (s<minmax><mode>3_fpr): Likewise.
3990 (movsfcc): Rewrite floating point conditional moves to combine
3991 SFmode/DFmode into a single insn.
3992 (mov<mode>cc): Likewise.
3993 (movdfcc): Likewise.
3994 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3995 SFDF2 iterators to handle all combinations.
3996 (fseldfsf4): Likewise.
3997 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3998 (fseldfdf4): Likewise.
3999 (fselsfdf4): Likewise.
4000 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4001 comparison instructions that set a 0/-1 mask, and use it for
4002 floating point conditional move via XXSEL.
4003 (fpmask<mode>): Likewise.
4004 (xxsel<mode>): Likewise.
4005 * config/rs6000/predicates.md (min_max_operator): Delete, no
4007 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4008 instructions that generate a 0/-1 mask for use with XXSEL.
4009 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4010 say whether floating point min/max is available, either through
4011 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4012 (TARGET_MINMAX_DF): Likewise.
4014 2016-05-27 Alan Modra <amodra@gmail.com>
4016 PR rtl-optimization/71275
4017 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4018 for update_equiv_regs and combine_and_move_insns.
4020 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4022 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4023 if_then_else or cond RTXes to calculate attribute value.
4024 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4025 <attr "length_immediate>: Ditto.
4026 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4027 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4028 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4029 <attr "type">: Ditto.
4030 <attr "prefix_data16">: Ditto.
4031 <attr "prefix_extra">: Ditto.
4032 <attr "length_immediate">: Ditto.
4033 <attr "prefix">: Ditto.
4034 (vec_set<mode>_0) <attr "isa">: Ditto.
4035 <attr "prefix_extra">: Ditto.
4036 <attr "length_immediate">: Ditto.
4037 <attr "prefix">: Ditto.
4038 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4039 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4040 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4041 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4042 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4043 <attr "length_immediate">: Ditto.
4044 <attr "prefix">: Ditto.
4045 (sse2_movsd) <attr "length_immediate">: Ditto.
4046 <attr "prefix">: Ditto.
4047 (vec_concatv2df) <attr "isa">: Ditto.
4048 <attr "prefix">: Ditto.
4049 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4050 (*vec_extractv2di_1) <attr "isa">: Ditto.
4051 <attr "type">: Ditto.
4052 <attr "length_immediate">: Ditto.
4053 <attr "prefix_rex">: Ditto.
4054 <attr "prefix_extra">: Ditto.
4055 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4056 <attr "prefix_extra">: Ditto.
4057 <attr "length_immediate">: Ditto.
4058 (vec_concatv2di) <attr "isa">: Ditto.
4059 <attr "prefix_extra">: Ditto.
4060 <attr "length_immediate">: Ditto.
4061 <attr "prefix">: Ditto.
4063 2016-05-26 Martin Liska <mliska@suse.cz>
4065 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4067 (operator+): Likewise.
4068 (operator-): Likewise.
4069 (comp_cost::operator+=): Likewise.
4070 (comp_cost::operator-=): Likewise.
4071 (comp_cost::operator/=): Likewise.
4072 (comp_cost::operator*=): Likewise.
4073 (operator<): Likewise.
4074 (operator==): Likewise.
4075 (operator<=): Likewise.
4077 (infinite_cost_p): Likewise.
4078 (add_costs): Likewise.
4079 (sub_costs): Likewise.
4080 (compare_costs): Likewise.
4081 (set_group_iv_cost): Use the newly introduced functions.
4082 (get_address_cost): Likewise.
4083 (get_shiftadd_cost): Likewise.
4084 (force_expr_to_var_cost): Likewise.
4085 (split_address_cost): Likewise.
4086 (ptr_difference_cost): Likewise.
4087 (difference_cost): Likewise.
4088 (get_computation_cost_at): Likewise.
4089 (determine_group_iv_cost_generic): Likewise.
4090 (determine_group_iv_cost_address): Likewise.
4091 (determine_group_iv_cost_cond): Likewise.
4092 (autoinc_possible_for_pair): Likewise.
4093 (determine_group_iv_costs): Likewise.
4094 (cheaper_cost_pair): Likewise.
4095 (iv_ca_recount_cost): Likewise.
4096 (iv_ca_set_no_cp): Likewise.
4097 (iv_ca_set_cp): Likewise.
4098 (iv_ca_cost): Likewise.
4099 (iv_ca_new): Likewise.
4100 (iv_ca_dump): Likewise.
4101 (iv_ca_narrow): Likewise.
4102 (iv_ca_prune): Likewise.
4103 (iv_ca_replace): Likewise.
4104 (try_add_cand_for): Likewise.
4105 (try_improve_iv_set): Likewise.
4106 (find_optimal_iv_set): Likewise.
4108 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4110 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4111 that internal functions will clobber all caller-saved registers.
4113 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4115 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4116 Return a better case_values_threshold when optimizing.
4118 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4120 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4121 Add ? to integer variant.
4122 (aarch64_combinez_be): Likewise.
4124 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4126 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4127 instead of x constraint.
4128 (vcvtps2ph256<mask_name>): Likewise.
4130 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4131 alternative. Formatting fix.
4133 * config/i386/sse.md
4134 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4136 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4137 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4138 maybe_evex prefix instead of vex.
4139 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4140 EXT_REX_SSE_REG_P (op0) case in the splitter.
4142 2016-05-25 Jeff Law <law@redhat.com>
4144 PR tree-optimization/71272
4145 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4146 Update comments. Add test for empty path.
4148 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4150 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4151 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4152 special case builtin.
4153 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4154 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4155 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4156 for __builtin_vec_cmpne.
4158 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4160 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4161 redundant test and bail out if the type of the new operand is not
4162 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4164 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4166 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4167 (x_ix86_target_flags_explicit): Remove.
4168 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4169 x_ix86_target_flags_explicit.
4170 (ix86_function_specific_restore): Ditto.
4172 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4173 H.J. Lu <hongjiu.lu@intel.com>
4176 * common/config/i386/i386-common.c
4177 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4178 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4179 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4180 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4181 (-mgeneral-regs-only): Add new option.
4182 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4183 x87 instructions if only general registers are allowed.
4184 (ix86_target_string): Add ix86_flags argument. Handle additional
4185 flags options through ix86_flags argument. Update all callers.
4186 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4188 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4190 PR rtl-optimization/66940
4191 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4192 decrementing desired_val will not overflow before performing these
4195 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4197 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4198 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4199 * config/i386/i386.c (enum ix86_builtins): Add
4200 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4201 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4202 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4203 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4204 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4205 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4206 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4207 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4208 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4209 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4210 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4211 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4212 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4213 __builtin_ia32_cvtps2dq512_mask.
4214 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4215 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4216 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4217 * config/i386/sse.md
4218 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4220 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4221 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4223 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4224 (avx512f_vec_pack_sfix_v8df): New define_expand.
4225 (avx512f_roundpd512): Rename to ...
4226 (avx512f_round<castmode>512): ... this. Change iterator.
4227 (avx512f_roundps512_sfix): New define_expand.
4228 (round<mode>2_sfix): Change iterator.
4230 2016-05-25 Nick Clifton <nickc@redhat.com>
4232 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4233 static interrupt handler is detected.
4234 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4235 default linker script.
4236 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4237 the low part of a symbolic pointer.
4239 2016-05-25 Richard Biener <rguenther@suse.de>
4241 PR tree-optimization/71261
4242 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4243 interesting stmt instead of immediate uses when looking
4244 for the use operand to replace.
4246 2016-05-25 Martin Liska <mliska@suse.cz>
4248 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4250 2016-05-25 Richard Biener <rguenther@suse.de>
4252 PR tree-optimization/71264
4253 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4256 2016-05-25 Martin Liska <mliska@suse.cz>
4258 PR tree-optimization/71239
4259 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4260 if DECL_SIZE is NULL.
4262 2016-05-25 Richard Biener <rguenther@suse.de>
4264 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4265 * tree-if-conv.c (pass_data_if_conversion): Use it.
4267 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4269 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4270 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4271 * varpool.c (varpool_node::get_availability): Likewise.
4273 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4276 VNEGW/VNEGD instructions.
4277 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4278 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4279 support for ISA 3.0 VNEGW/VNEGD instructions.
4281 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4283 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4284 pointers inside OACC_DATA regions.
4285 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4286 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4287 (gimplify_adjust_omp_clauses): Fix typo in comment.
4289 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4291 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4292 parity built-in functions.
4293 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4295 (p9v_parity<mode>2): Likewise.
4296 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4298 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4299 (parity<mode>2): ISA 3.0 expander for vector parity.
4300 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4302 (BU_P9_64BIT_MISC_0): Likewise.
4303 (BU_P9_MISC_0): Likewise.
4304 (BU_P9V_AV_1): Likewise.
4305 (BU_P9V_AV_2): Likewise.
4306 (BU_P9V_AV_3): Likewise.
4307 (BU_P9V_AV_P): Likewise.
4308 (BU_P9V_VSX_1): Likewise.
4309 (BU_P9V_OVERLOAD_1): Likewise.
4310 (BU_P9V_OVERLOAD_2): Likewise.
4311 (BU_P9V_OVERLOAD_3): Likewise.
4312 (VCTZB): Add vector count trailing zeros support.
4316 (VPRTYBD): Add vector parity support.
4317 (VPRTYBQ): Likewise.
4318 (VPRTYBW): Likewise.
4319 (VCTZ): Add overloaded vector count trailing zeros support.
4320 (VPRTYB): Add overloaded vector parity support.
4321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4322 overloaded vector count trailing zeros and parity instructions.
4323 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4324 vector parity support.
4325 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4326 trailing zeros support.
4327 (vec_cntlz): Likewise.
4328 (vec_vctzb): Likewise.
4329 (vec_vctzd): Likewise.
4330 (vec_vctzh): Likewise.
4331 (vec_vctzw): Likewise.
4332 (vec_vprtyb): Add ISA 3.0 vector parity support.
4333 (vec_vprtybd): Likewise.
4334 (vec_vprtybw): Likewise.
4335 (vec_vprtybq): Likewise.
4336 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4337 the ISA 3.0 vector count trailing zeros and vector parity built-in
4340 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4342 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4343 when there is stmt_to_insert.
4345 2016-05-24 Martin Sebor <msebor@redhat.com>
4348 * tree.h (complete_or_array_type_p): New inline function.
4350 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4352 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4353 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4354 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4356 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4357 Limit 1st alternative to noavx isa, split 2nd alternative into one
4358 noavx and one avx alternative, use *x and Bm in the former and
4359 x and m in the latter.
4361 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4362 of sse4 for the first alternative, drop %v from the template
4363 and d operand modifier. Split second alternative into one sse4_noavx
4364 and one avx alternative, use *x instead of *v in the former and v
4365 instead of *v in the latter.
4366 (*sse4_1_extractps): Use noavx isa instead of * for the first
4367 alternative, drop %v from the template. Split second alternative into
4368 one noavx and one avx alternative, use *x instead of *v in the
4369 former and v instead of *v in the latter.
4370 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4371 with noavx and the last one with avx.
4372 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4373 split the second one into one noavx and one avx alternative,
4374 use *x and Bm in the former and x and m in the latter one.
4375 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4378 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4379 first two alternatives to noavx, use *x instead of *v in the second
4380 one, add avx alternative without *.
4381 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4382 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4383 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4385 2016-05-24 Jeff Law <law@redhat.com>
4387 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4388 New function, extracted from...
4389 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4390 Allow simple copies and constant initializations in the SSA chain.
4392 2016-05-24 Marek Polacek <polacek@redhat.com>
4395 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4398 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4401 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4402 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4403 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4404 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4405 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4407 2016-05-24 Richard Biener <rguenther@suse.de>
4409 PR tree-optimization/71240
4410 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4413 2016-05-24 Richard Biener <rguenther@suse.de>
4415 PR tree-optimization/71230
4416 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4418 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4420 * tree-vectorizer.h (vectorizable_comparison): Delete.
4421 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4422 PURE_SLP_STMT check.
4423 * tree-vect-stmts.c (vectorizable_call): Likewise.
4424 (vectorizable_simd_clone_call): Likewise.
4425 (vectorizable_conversion): Likewise.
4426 (vectorizable_assignment): Likewise.
4427 (vectorizable_shift): Likewise.
4428 (vectorizable_operation): Likewise.
4429 (vectorizable_load): Likewise.
4430 (vectorizable_condition): Likewise.
4431 (vectorizable_store): Likewise. Assert that we don't have
4433 (vectorizable_comparison): Make static. Remove redundant
4434 PURE_SLP_STMT check.
4435 (vect_transform_stmt): Assert that we always have an slp_node
4438 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4440 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4441 operands[2] against 1 with comparison against CONST1_RTX.
4442 (<shift>di3_neon): Likewise.
4443 * config/arm/predicates.md (const0_operand): Replace with comparison
4446 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4448 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4449 operands[2] against 1 with comparison against CONST1_RTX.
4450 (ashrdi3): Likewise.
4451 (lshrdi3): Likewise.
4452 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4454 (ashrsi3): Likewise.
4455 (lshrsi3): Likewise.
4456 (rotrsi3): Likewise.
4457 (define_split above *compareqi_eq0): Likewise.
4458 (define_split above "prologue"): Likewise.
4459 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4460 * config/arm/predicates.md (shift_operator): Likewise.
4461 (shift_nomul_operator): Likewise.
4462 (sat_shift_operator): Likewise.
4463 (thumb1_cmp_operand): Likewise.
4464 (const_neon_scalar_shift_amount_operand): Replace manual range
4465 check with IN_RANGE.
4466 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4467 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4469 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4471 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4472 with HOST_WIDE_INT_1.
4474 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4475 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4476 (arm_canonicalize_comparison): Likewise.
4477 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4479 (thumb1_size_rtx_costs): Likewise.
4480 (vfp_const_double_index): Replace cast of 1 to unsigned
4481 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4482 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4484 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4485 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4486 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4487 HOST_WIDE_INT with HOST_WIDE_INT_1.
4489 2016-05-24 Marek Polacek <polacek@redhat.com>
4491 * tree-cfg.h (should_remove_lhs_p): New predicate.
4492 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4493 * gimplify.c (gimplify_modify_expr): Likewise.
4494 * tree-cfg.c (verify_gimple_call): Likewise.
4495 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4496 * gimple-fold.c: Include "tree-cfg.h".
4497 (gimple_fold_call): Use should_remove_lhs_p.
4499 2016-05-24 Richard Biener <rguenther@suse.de>
4501 PR tree-optimization/71253
4502 * cfganal.h (control_dependences): Make robust against edge
4504 (control_dependences::control_dependences): Remove edge_list argument.
4505 (control_dependences::get_edge): Remove.
4506 (control_dependences::get_edge_src): Add.
4507 (control_dependences::get_edge_dest): Likewise.
4508 (control_dependences::m_el): Make a vector of edge src/dest index.
4509 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4510 (control_dependences::control_dependences): Likewise.
4511 (control_dependences::~control_dependence): Likewise.
4512 (control_dependences::get_edge): Remove.
4513 (control_dependences::get_edge_src): Add.
4514 (control_dependences::get_edge_dest): Likewise.
4515 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4517 (perform_tree_ssa_dce): Adjust.
4518 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4520 (pass_loop_distribution::execute): Adjust. Do loop destroying
4521 conditional on changed.
4523 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4526 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4527 return. Reindent transformation comment and mention the ARM state
4530 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4533 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4534 after build_and_add_sum creates new use stmt.
4536 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4538 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4539 load_lanes/grouped_load classification comes first. Don't check
4540 whether the vectorization factor is a multiple of the group size
4543 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4545 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4546 GROUP_GAP for single-element interleaving.
4547 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4550 2016-05-24 Richard Biener <rguenther@suse.de>
4554 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4555 bases which are accessed with non-invariant indices.
4556 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4557 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4559 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4562 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4563 (add_to_ops_vec): Add stmt_to_insert.
4564 (add_repeat_to_ops_vec): Init stmt_to_insert.
4565 (insert_stmt_before_use): New.
4566 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4568 (get_ops): Init stmt_to_insert.
4569 (maybe_optimize_range_tests): Likewise.
4570 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4571 (rewrite_expr_tree_parallel): Likewise.
4572 (reassociate_bb): Likewise.
4574 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4577 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4578 ISA 3.0 xxperm fusion alternative.
4579 (altivec_vperm_v8hiv16qi): Likewise.
4580 (altivec_vperm_<mode>_uns_internal): Likewise.
4581 (vperm_v8hiv4si): Likewise.
4582 (vperm_v16qiv8hi): Likewise.
4584 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4585 Kelvin Nilsen <kelvin@gcc.gnu.org>
4587 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4588 vpermr/xxpermr on ISA 3.0.
4589 (altivec_expand_vec_perm_le): Likewise.
4590 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4591 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4594 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.h (IS_STACK_MODE): Enable for
4597 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4598 SSE_FLOAT_MODE_P macros.
4599 * config/i386/i386.c (ix86_preferred_reload_class): Use
4600 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4601 Cleanup regclass processing for CONST_DOUBLE_P.
4602 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4603 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4604 with IS_STACK_MODE macro.
4605 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4607 (*movdf_internal): Use IS_STACK_MODE macro.
4608 (*movsf_internal): Ditto.
4610 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4612 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4613 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4615 2016-05-23 Jeff Law <law@redhat.com>
4617 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4619 (fsm_find_control_statement_thread_paths): Call it.
4621 2016-05-23 Martin Jambor <mjambor@suse.cz>
4624 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4625 from_global_constant if t is not NULL.
4627 2016-05-23 Marek Polacek <polacek@redhat.com>
4630 * common.opt (Wswitch-unreachable): New option.
4631 * doc/invoke.texi: Document -Wswitch-unreachable.
4632 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4635 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4637 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4638 TMR_INDEX is non-NULL.
4640 2016-05-23 Richard Biener <rguenther@suse.de>
4642 PR tree-optimization/71230
4643 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4644 (try_special_add_to_ops): ... here. Always test for single-use.
4646 2016-05-23 Martin Jambor <mjambor@suse.cz>
4648 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4649 default block if a PHI node in the original one would be resized.
4651 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4653 PR tree-optimization/58135
4654 * tree-vect-slp.c: When group size is not multiple
4655 of vector size, allow splitting of store group at
4658 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4660 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4662 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4664 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4665 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4666 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4669 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4670 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4671 v constraint instead of x and vinserti32x4 insn.
4673 * config/i386/sse.md (i128vldq): New mode iterator.
4674 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4675 avx512dq and avx512vl alternatives.
4677 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4678 constraint, use maybe_evex prefix instead of vex.
4679 (vec_dupv4sf): Use v constraint instead of x for output
4680 operand except for noavx alternative, use Yv constraint
4681 instead of x for input. Use maybe_evex prefix instead of vex.
4682 (*vec_dupv4si): Likewise.
4683 (*vec_dupv2di): Likewise.
4685 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4688 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4689 (linearize_expr_tree): Call try_special_add_to_ops.
4690 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4692 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4694 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4695 to computed stack_usage.
4697 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4700 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4701 operand is subreg (symbol_ref) then move the symbol ref to register.
4703 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4705 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4707 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4710 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4713 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4715 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4716 ranges by calling get_single_symbol and tidy up. Look more closely
4717 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4719 2016-05-20 Jeff Law <law@redhat.com>
4721 * bitmap.c (bitmap_find_bit): Remove useless test.
4723 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4725 * function.c (thread_prologue_and_epilogue_insns): Commit the
4726 insertion of the epilogue.
4728 2016-05-20 Martin Jambor <mjambor@suse.cz>
4730 PR tree-optimization/70884
4731 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4732 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4733 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4734 of constant pool data as a reason for scalarization.
4736 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4738 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4739 for naked functions.
4740 (thumb1_expand_prologue): Likewise.
4742 2016-05-20 Nathan Sidwell <nathan@acm.org>
4744 * config/nvptx/nptx.c (nvptx_option_override): Only set
4745 flag_toplevel_reorder, if not explicitly specified. Set
4746 flag_no_common, unless explicitly specified.
4748 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4750 * calls.c (can_implement_as_sibling_call_p): Mark param
4751 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4753 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4755 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4756 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4757 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4759 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4760 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4763 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4765 * config/nvptx/nvptx.md (sincossf3): New pattern.
4767 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4769 * calls.c (maybe_complain_about_tail_call): New function.
4770 (initialize_argument_information): Call
4771 maybe_complain_about_tail_call when clearing *may_tailcall.
4772 (can_implement_as_sibling_call_p): Call
4773 maybe_complain_about_tail_call when returning false.
4774 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4775 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4776 if tail-call optimization fails.
4777 * cfgexpand.c (expand_call_stmt): Initialize
4778 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4779 * gimple-pretty-print.c (dump_gimple_call): Dump
4780 gimple_call_must_tail_p.
4781 * gimple.c (gimple_build_call_from_tree): Call
4782 gimple_call_set_must_tail with the value of
4783 CALL_EXPR_MUST_TAIL_CALL.
4784 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4785 (gimple_call_set_must_tail): New function.
4786 (gimple_call_must_tail_p): New function.
4787 * print-tree.c (print_node): Update printing of TREE_STATIC
4788 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4789 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4790 trailing comment listing applicable flags.
4791 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4793 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4795 * calls.c (expand_call): Move "Rest of purposes for tail call
4796 optimizations to fail" to...
4797 (can_implement_as_sibling_call_p): ...this new function, and
4798 split into multiple "if" statements.
4800 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4802 * cfgloop.h (expected_loop_iterations_unbounded,
4803 expected_loop_iterations): Unconstify.
4804 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4805 profile with known upper bound; return 3 when profile is absent.
4806 (expected_loop_iterations): Update.
4808 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4810 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4811 and get_max_loop_iterations_int.
4813 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4815 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4816 realistic upper bounds here.
4818 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4821 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4822 calls if the LHS is variable length or has addressable type.
4823 If targets[0]->decl is a noreturn call with void return type and
4824 zero arguments, adjust fntype and remove lhs in that case.
4826 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4828 PR tree-optimization/71079
4829 PR tree-optimization/71206
4830 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4832 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4834 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4835 (get_vec_alignment_for_array_decl): Likewise.
4836 (get_vec_alignment_for_record_decl): Likewise.
4837 (increase_alignment::execute): Move code to find alignment to
4838 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4839 (type_align_map): New hash_map.
4841 2016-05-20 Richard Guenther <rguenther@suse.de>
4843 PR tree-optimization/29756
4844 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4845 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4846 * fold-const.c (operand_equal_p): Likewise.
4847 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4848 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4849 * tree-inline.c (estimate_operator_cost): Likewise.
4850 * tree-pretty-print.c (dump_generic_node): Likewise.
4851 * tree-ssa-operands.c (get_expr_operands): Likewise.
4852 * cfgexpand.c (expand_debug_expr): Likewise.
4853 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4854 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4855 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4856 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4857 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4858 (execute_update_addresses_taken): Do it.
4860 2016-05-20 Richard Biener <rguenther@suse.de>
4862 PR tree-optimization/71185
4863 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4864 register operations.
4866 2016-05-20 Richard Biener <rguenther@suse.de>
4868 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4869 gimple_seq_add_seq_without_update.
4870 (release_bb_predicate): Assert we have no operands to free.
4871 (if_convertible_loop_p_1): Calculate post dominators later.
4872 Do not free BB predicates here.
4873 (combine_blocks): Do not recompute BB predicates.
4874 (version_loop_for_if_conversion): Save BB predicates around
4877 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4879 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4880 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4881 code. Ignore sibcalls on EDGE_IGNORE edges.
4882 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4883 on edges for sibcalls that run without prologue. The rest of the
4884 function is combined from...
4885 (fix_fake_fallthrough_edge): ... this, and ...
4886 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4887 function argument, make it a local variable.
4889 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4891 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4892 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4893 for 32-bit mode and SEH for 64-bit.
4894 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4895 TARGET_64BIT_DEFAULT.
4897 2016-05-19 Ryan Burn <contact@rnburn.com>
4899 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4900 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4902 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4904 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4905 force pending loads from memory.
4907 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4909 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4910 (UNSPEC_DARN_32): New unspec constant.
4911 (UNSPEC_DARN_RAW): New unspec constant.
4912 (darn_32): New instruction.
4913 (darn_raw): New instruction.
4914 (darn): New instruction.
4915 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4916 support and documentation for this macro.
4917 (BU_P9_MISC_1): New macro definition.
4918 (BU_P9_64BIT_MISC_0): New macro definition.
4919 (BU_P9_MISC_0): New macro definition.
4920 (darn_32): New builtin definition.
4921 (darn_raw): New builtin definition.
4922 (darn): New builtin definition.
4923 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4924 RS6000_BUILTIN_0 directives to surround each occurrence of
4925 #include "rs6000-builtin.def".
4926 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4927 RS6000_BTM_64BIT flags to the returned mask, depending on
4929 (def_builtin): Correct an error in the assignments made to the
4930 debugging variable attr_string.
4931 (rs6000_expand_builtin): Add support for no-operand built-in
4933 (builtin_function_type): Remove fatal_error assertion that is no
4935 (rs6000_common_init_builtins): Add support for no-operand built-in
4937 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4939 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4941 (RS6000_BTM_64BIT): New macro definition.
4942 * doc/extend.texi: Document __builtin_darn (void),
4943 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4946 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4948 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4949 max_loop_iterations_int.
4951 2016-05-19 Marek Polacek <polacek@redhat.com>
4953 PR tree-optimization/71031
4954 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4955 condition and adjust the code a bit.
4957 2016-05-19 Martin Liska <mliska@suse.cz>
4959 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4960 auto_vec instead of vec.
4962 2016-05-19 Martin Liska <mliska@suse.cz>
4964 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4966 2016-05-19 Martin Liska <mliska@suse.cz>
4968 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4970 2016-05-19 Martin Liska <mliska@suse.cz>
4972 * ipa-pure-const.c (set_function_state): Remove an existing
4974 (remove_node_data): Do not free it as it's released
4975 in set_function_state.
4977 2016-05-19 Martin Liska <mliska@suse.cz>
4979 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4982 2016-05-19 Martin Liska <mliska@suse.cz>
4984 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4986 2016-05-19 Martin Liska <mliska@suse.cz>
4988 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4989 an auto_vec instead of re-creating it.
4991 2016-05-19 Martin Liska <mliska@suse.cz>
4993 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4994 auto_vec instead of vec.
4996 2016-05-19 Martin Liska <mliska@suse.cz>
4998 * lto-section-in.c (lto_get_section_data): Call
4999 lto_check_version with additional argument.
5000 * lto-streamer.c (lto_check_version): Add new argument.
5001 * lto-streamer.h (lto_check_version): Likewise.
5003 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5005 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5006 Don't add cost of inner memory when handling sign-extended loads.
5008 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5010 PR rtl-optimization/71148
5011 * cse.c (cse_main): Free dominance info.
5012 (rest_of_handle_cse): Don't free dominance info.
5013 (rest_of_handle_cse2): Likewise.
5014 (rest_of_handle_cse_after_global_opts): Likewise.
5016 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5019 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5020 NULL_TREE early if NEON is not available. Remove now redundant check
5021 in ARM_CHECK_BUILTIN_MODE.
5023 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5026 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5027 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5028 * doc/cpp.texi: Document new macros.
5030 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5032 PR tree-optimization/69848
5033 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5034 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5036 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5038 * function.c (thread_prologue_and_epilogue_insn): Move the
5039 "goto epilogue_done" one block later.
5041 2016-05-19 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/70729
5044 * passes.def: Move LIM pass before PRE. Remove no longer
5045 required copyprop and move first DCE out of the loop pipeline.
5047 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5050 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5051 (OBJS-libcommon-target): ...here.
5052 * opts-common.c: Include spellcheck.h.
5053 (cmdline_handle_error): Build a vec of valid options and use it
5054 to suggest provide hints for misspelled arguments.
5056 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5059 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5060 lhs if it has TREE_ADDRESSABLE type.
5062 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5065 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5066 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5068 2016-05-18 Martin Jambor <mjambor@suse.cz>
5071 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5072 input for NOP_EXPR pass-through functions.
5073 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5074 aggregate global constant VAR_DECLs in constant jump functions.
5076 2016-05-18 Martin Jambor <mjambor@suse.cz>
5079 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5080 from TREE_READONLY parameters.
5082 2016-05-18 Martin Jambor <mjambor@suse.cz>
5085 * cgraph.h (cgraph_indirect_call_info): New field
5086 guaranteed_unmodified.
5087 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5088 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5090 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5091 pass the parameter value to ipa_find_agg_cst_for_param.
5092 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5093 guaranteed_unmodified, store AA results there instead of bailing out
5095 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5096 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5097 (find_constructor_constant_at_offset): New function.
5098 (ipa_find_agg_cst_from_init): Likewise.
5099 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5100 static initializers of contants, report back through a new paameter
5101 from_global_constant if that was the case.
5102 (try_make_edge_direct_simple_call): Also pass parameter value to
5103 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5105 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5106 (ipa_read_indirect_edge_info): Likewise.
5107 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5108 (ipa_load_from_parm_agg): Likewise.
5110 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5112 PR rtl-optimization/71150
5113 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5116 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5119 * config/rs6000/constraints.md (wE constraint): New constraint
5120 for a vector constant that can be loaded with XXSPLTIB.
5121 (wM constraint): New constraint for a vector constant of a 1's.
5122 (wS constraint): New constraint for a vector constant that can be
5123 loaded with XXSPLTIB and a vector sign extend instruction.
5124 * config/rs6000/predicates.md (xxspltib_constant_split): New
5125 predicates for wE/wS constraints.
5126 (xxspltib_constant_nosplit): Likewise.
5127 (easy_vector_constant): Add support for constants that can be
5128 loaded via XXSPLTIB.
5129 (all_ones_constant): New predicate for vector constant with all
5131 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5132 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5133 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5134 instruction and possibly with a sign extension.
5135 (output_vec_const_move): Add support for XXSPLTIB. If we are
5136 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5137 instead of XXLXOR/XXLORC.
5138 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5140 (rs6000_legitimize_reload_address): Likewise.
5141 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5143 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5144 combine VSX_M and VSX_M2 into one iterator.
5146 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5147 (VSINT_842): Likewise.
5148 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5149 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5150 XXSPLTIB instruction.
5151 (xxspltib_<mode>_nosplit): Likewise.
5152 (xxspltib_<mode>_split): New insn to load up constants with
5153 XXSPLTIB and a sign extend instruction.
5154 (vsx_mov<mode>): Replace single move that handled all vector types
5155 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5156 moves (when -mvsx-timode is in effect) into the main vector
5157 moves. Eliminate separate moves for <VSr> <VSa>, where the
5158 preferred register class (<VSr>) is listed first, and the
5159 secondary register class (<VSa>) is listed second with a '?' to
5160 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5161 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5162 that if the register was involved in a slow operation, the
5163 clear/set operation does not wait for the slow operation to
5164 finish. Adjust the length attributes for 32-bit mode. Use
5165 rs6000_output_move_128bit and drop the use of the string
5166 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5167 spacing so that the alternatives and attributes don't generate
5168 long lines, and put things in columns, so that it is easier to
5169 match up the operands and attributes with the insn alternatives.
5170 (vsx_mov<mode>_64bit): Likewise.
5171 (vsx_mov<mode>_32bit): Likewise.
5172 (vsx_movti_64bit): Fold movti into normal vector moves.
5173 (vsx_movti_32bit): Likewise.
5174 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5176 (vsx_splat_v4si_internal): Likewise.
5177 (vsx_splat_v4sf_internal): Likewise.
5178 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5179 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5180 extend vector elements.
5181 (vsx_sign_extend_hi_<mode>): Likewise.
5182 (vsx_sign_extend_si_v2di): Likewise.
5183 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5185 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5186 constraints. Add trailing period to wL documentation.
5188 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5191 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5192 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5193 * tree-call-cdce.c: Include tree-dfa.h.
5194 (can_guard_call_p): New function, extracted from...
5195 (can_use_internal_fn): ...here.
5196 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5198 (shrink_wrap_one_built_in_call): Likewise.
5199 (use_internal_fn): Likewise.
5200 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5201 and return void. Call replace_abnormal_ssa_names.
5202 (pass_call_cdce::execute): Check can_guard_call_p during the
5203 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5204 will always change something.
5206 2016-05-18 Martin Jambor <mjambor@suse.cz>
5209 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5210 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5212 2016-05-18 Martin Jambor <mjambor@suse.cz>
5215 * ipa-inline.h (condition): New field size.
5216 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5217 for comaprison and store it into the new condition.
5218 (evaluate_conditions_for_known_args): Use condition size to check
5219 access sizes for all but CHANGED conditions.
5220 (unmodified_parm_1): New parameter size_p, store access size into it.
5221 (unmodified_parm): Likewise.
5222 (unmodified_parm_or_parm_agg_item): Likewise.
5223 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5224 (set_cond_stmt_execution_predicate): Extract access sizes and store
5226 (set_switch_stmt_execution_predicate): Likewise.
5227 (will_be_nonconstant_expr_predicate): Likewise.
5228 (will_be_nonconstant_predicate): Likewise.
5229 (inline_read_section): Stream condition size.
5230 (inline_write_summary): Likewise.
5232 2016-05-18 Richard Biener <rguenther@suse.de>
5234 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5235 condition cost to PHI cost instead of total_cost.
5237 2016-05-18 Martin Liska <mliska@suse.cz>
5240 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5243 2016-05-18 Richard Biener <rguenther@suse.de>
5245 * lto-streamer.h (LTO_major_version): Bump to 6.
5247 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5249 * function.c (make_split_prologue_seq, make_prologue_seq,
5250 make_epilogue_seq): New functions, factored out from...
5251 (thread_prologue_and_epilogue_insns): Here.
5253 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5255 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5256 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5257 of before. Add a comment.
5259 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5261 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5262 expression pointer, not pointer to the pointer.
5264 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5266 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5267 (avx2_pbroadcast<mode>): Add another alternative with v instead
5268 of x constraints in it, using <pbroadcast_evex_isa> isa.
5269 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5271 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5272 constraint x instead of v in second alternative, add avx512bw
5275 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5276 constraint x instead of v in second alternative, add avx512bw
5279 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5280 constraint x instead of v in second alternative, add avx512bw
5283 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5284 avx512bw alternative.
5286 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5288 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5290 (define_insn "*andnottf3"): Ditto.
5291 (define_insn "*<code><mode>3"/any_logic): Ditto.
5292 (define_insn "*<code>tf3"/any_logic): Ditto.
5293 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5294 operand to block AVX-512VL insn variant emit when it is not enabled.
5296 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5298 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5299 constraint fot SF mode.
5301 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5302 Kirill Yukhin <kirill.yukhin@intel.com>
5304 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5306 (define_insn "rsqrt14<mode>"): Ditto.
5307 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5308 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5309 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5310 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5311 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5313 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5314 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5315 * config/i386/i386.c (ix86_print_operand): Expand check for size
5316 override codes for Intel syntax.
5318 2016-05-18 Richard Biener <rguenther@suse.de>
5320 PR tree-optimization/71168
5321 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5322 initialization earlier.
5324 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5326 * config/aarch64/aarch64-simd.md
5327 (aarch64_reduc_plus_internal<mode>): Rename to...
5328 (reduc_plus_scal): ...This, and remove previous implementation.
5330 2016-05-18 Richard Biener <rguenther@suse.de>
5332 * passes.def: Put late dse and cd_dce in canonical order.
5334 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5336 * ipa-inline-transform.c (preserve_function_body_p): Look for
5337 first non-thunk clone.
5338 (save_function_body): Save into first non-thunk.
5339 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5341 (lto_output_node): Inline thunks don't need body in every
5343 * lto-streamer-in.c: Do not fixup thunk clones.
5344 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5346 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5349 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5352 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5353 (reassociate_bb): Call transform_add_to_multiply.
5355 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5357 * config/aarch64/aarch64.c (all_extensions): Removed unused
5360 2016-05-17 Nathan Sidwell <nathan@acm.org>
5362 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5363 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5365 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5367 PR tree-optimization/54579
5369 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5371 2016-05-17 Marek Polacek <polacek@redhat.com>
5374 * tree-inline.c (expand_call_inline): Call
5375 maybe_remove_unused_call_args.
5377 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5379 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5380 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5381 * doc/md.texi (fmin@var{m}3): Likewise.
5383 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5385 * match.pd (X & C): New transformation.
5387 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5389 * match.pd (~X & Y): New transformation.
5391 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5393 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5394 information for new SSA_NAME.
5395 (simplify_conversion_using_ranges): Get range through get_range_info
5396 instead of get_value_range.
5398 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5400 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5401 Remove inline assembly.
5402 (vmvn_s16): Likewise.
5403 (vmvn_s32): Likewise.
5404 (vmvn_u8): Likewise.
5405 (vmvn_u16): Likewise.
5406 (vmvn_u32): Likewise.
5407 (vmvnq_s8): Likewise.
5408 (vmvnq_s16): Likewise.
5409 (vmvnq_s32): Likewise.
5410 (vmvnq_u8): Likewise.
5411 (vmvnq_u16): Likewise.
5412 (vmvnq_u32): Likewise.
5413 (vmvn_p8): Likewise.
5414 (vmvnq_p16): Likewise.
5416 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5418 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5420 (vmul_n_s16): Likewise.
5421 (vmul_n_s32): Likewise.
5422 (vmul_n_u16): Likewise.
5423 (vmul_n_u32): Likewise.
5424 (vmulq_n_f32): Likewise.
5425 (vmulq_n_f64): Likewise.
5426 (vmulq_n_s16): Likewise.
5427 (vmulq_n_s32): Likewise.
5428 (vmulq_n_u16): Likewise.
5429 (vmulq_n_u32): Likewise.
5431 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5433 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5434 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5436 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5438 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5439 to *aarch64_fma4_elt_from_dup<mode>.
5440 (*aarch64_fnma4_elt_to_128df): Rename to
5441 *aarch64_fnma4_elt_from_dup<mode>.
5442 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5443 (vfms_n_f32): Likewise.
5444 (vfms_n_f64): Likewise.
5445 (vfmsq_n_f32): Likewise.
5446 (vfmsq_n_f64): Likewise.
5448 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5450 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5452 2016-05-17 Richard Biener <rguenther@suse.de>
5454 PR tree-optimization/71132
5455 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5456 Only add control dependences for blocks in the loop.
5457 (build_rdg): Adjust.
5458 (generate_code_for_partition): Return whether loop should
5459 be destroyed and delay that.
5460 (distribute_loop): Likewise.
5461 (pass_loop_distribution::execute): Record loops to be destroyed
5462 and perform delayed destroying of loops.
5464 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5467 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5469 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5471 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5473 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5476 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5477 insertion point for instructions generated by validize_mem.
5479 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5481 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5484 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5486 * config/aarch64/aarch64.c
5487 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5488 rather than a macro.
5490 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5492 * doc/invoke.texi (AArch64 Options): Various updates.
5494 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5496 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5497 into instrumentation thunks.
5498 * cif-code.def (CIF_CHKP): New.
5500 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5502 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5504 2016-05-16 Martin Jambor <mjambor@suse.cz>
5506 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5507 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5509 2016-05-16 Marek Polacek <polacek@redhat.com>
5511 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5514 2016-05-16 Martin Jambor <mjambor@suse.cz>
5517 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5518 the outlined kernel function.
5520 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5522 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5523 (ISA_HAS_DLSA): Ditto.
5525 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5527 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5529 2016-05-16 Nathan Sidwell <nathan@acm.org>
5531 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5532 (nvptx_name_replacement): Restore. Add comment.
5533 (write_fn_proto, write_fn_proto_from_insn,
5534 nvptx_output_call_insn): Restore
5535 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5537 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5539 * config/aarch64/aarch64.md
5540 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5541 (add<mode>3_compareC_imm): Likewise.
5542 (<optab>si3_uxtw): Split into register and immediate variants.
5543 (andsi3_compare0_uxtw): Likewise.
5544 (and<mode>3_compare0): Likewise.
5545 (and<mode>3nr_compare0): Likewise.
5546 (stack_protect_test_<mode>): Don't use %x for memory operands.
5548 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5550 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5552 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5554 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5555 Split integer shifts into shift_reg and bfm.
5556 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5557 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5558 (ror<mode>3_insn): Likewise.
5559 (<optab>si3_insn_uxtw): Likewise.
5560 (<optab><mode>3_insn): Change to rotate_imm.
5561 (extr<mode>5_insn_alt): Likewise.
5562 (extrsi5_insn_uxtw): Likewise.
5563 (extrsi5_insn_uxtw_alt): Likewise.
5565 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5567 * doc/tm.texi: Regenerate.
5568 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5569 (TARGET_INVALID_RETURN_TYPE): Remove.
5570 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5571 TARGET_INVALID_RETURN_TYPE.
5572 * target.def (invalid_parameter_type): Remove.
5573 (invalid_return_type): Remove.
5575 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5577 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5578 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5580 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5582 (preserve_function_body_p): No need to preserve function body
5583 * cif-codes.def (CIF_THUNK): Remove.
5584 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5586 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5588 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5590 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5592 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5595 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5597 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5598 (inline_small_functions): Do not look for function symbol when
5601 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5603 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5606 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5607 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5608 Jiong Wang <jiong.wang@arm.com>
5610 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5611 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5612 Define __ARM_FP16_ARGS when appropriate.
5613 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5615 (arm_invalid_return_type): Likewise.
5616 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5617 (TARGET_INVALID_RETURN_TYPE): Remove.
5618 (aapcs_vfp_sub_candidate): Allow HFmode.
5619 (aapcs_vfp_allocate): Add comment. Support HFmode.
5620 (aapcs_vfp_allocate_return_reg): Likewise.
5621 (struct aapcs_cp_arg_layout): Slightly reword comments for
5622 is_return_candidate and allocate_return_reg.
5623 (output_mov_vfp): Update assert.
5624 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5626 (arm_invalid_parameter_type): Remove.
5627 (amr_invalid_return_type): Remove.
5628 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5629 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5630 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5632 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5634 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5635 * config/aarch64/arch64-protos.h
5636 (aarch64_legitimize_reload_address): Remove.
5637 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5640 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5642 * configure.ac: Add ACX_NONCANONICAL_HOST.
5643 * configure: Regenerate.
5644 * Makefile.in: Set host_noncanonical.
5646 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/i386.md (*movtf_internal): Before register allocation,
5650 do not allow FP constants for CM_MEDIUM memory model, allow only
5651 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5652 (*movxf_internal): Ditto.
5653 (*movdf_internal): Ditto.
5654 (*movsf_internal): Ditto.
5656 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5658 PR rtl-optimization/67483
5659 * combine.c (make_compound_operation): Don't call extract_left_shift
5660 with negative shift amounts.
5662 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5665 * fold-const.c (fold_checksum_tree): Allow modification
5666 of TYPE_ALIAS_SET during folding.
5668 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5669 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5670 (ix86_split_to_parts): Likewise. Fix up formatting.
5672 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5674 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5675 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5678 2016-05-13 Nathan Sidwell <nathan@acm.org>
5680 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5681 (nvptx_name_replacement): Delete.
5682 (write_fn_proto, write_fn_proto_from_insn,
5683 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5684 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5685 * langhooks.c (add_builtin_funcction_common): Call
5686 targetm.mangle_decl_assembler_name.
5688 * config/nvptx/nvptx.c (write_fn_proto): Handle
5689 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5691 2016-05-13 Martin Liska <mliska@suse.cz>
5693 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5694 and PRIu64 in printf format.
5696 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5698 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5701 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5703 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5704 Change --param max-completely-peeled-times to
5705 --param max-completely-peel-times in dump file printing.
5707 2016-05-13 Richard Biener <rguenther@suse.de>
5709 PR tree-optimization/42587
5710 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5711 (find_bswap_or_nop_1): Likewise.
5712 (bswap_replace): Likewise.
5714 2016-05-13 Martin Liska <mliska@suse.cz>
5716 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5717 Initialize a variable with default value.
5719 2016-05-13 Martin Liska <mliska@suse.cz>
5721 * doc/invoke.texi: Enhance explanation of error recovery
5724 2016-05-13 Martin Liska <mliska@suse.cz>
5726 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5727 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5728 (iv_inv_expr_ent *).
5729 (struct iv_inv_expr_ent): Comment struct fields.
5730 (sort_iv_inv_expr_ent): New function.
5731 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5732 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5733 a hash_map between iv_inv_expr_ent and number of usages.
5734 (niter_for_exit): Fix coding style.
5735 (tree_ssa_iv_optimize_init): Use renamed variable.
5736 (determine_base_object): Fix coding style.
5737 (alloc_iv): Likewise.
5738 (find_interesting_uses_outside): Likewise.
5739 (add_candidate_1): Likewise.
5740 (add_standard_iv_candidates): Likewise.
5741 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5742 (prepare_decl_rtl): Fix coding style.
5743 (get_address_cost): Likewise.
5744 (get_shiftadd_cost): Likewise.
5745 (force_expr_to_var_cost): Likewise.
5746 (compare_aff_trees): Likewise.
5747 (get_expr_id): Restructure the function.
5748 (get_loop_invariant_expr_id): Renamed to
5749 get_loop_invariant_expr.
5750 (get_computation_cost_at): Replace usage of inv_expr_id with
5752 (get_computation_cost): Likewise.
5753 (determine_group_iv_cost_generic): Likewise.
5754 (determine_group_iv_cost_address): Likewise.
5755 (iv_period): Fix coding style.
5756 (iv_elimination_compare_lt): Likewise.
5757 (may_eliminate_iv): Likewise.
5758 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5760 (determine_group_iv_costs): Dump invariant expressions.
5761 (iv_ca_recount_cost): Use the newly added hash_map.
5762 (iv_ca_set_remove_invariants): Fix coding style.
5763 (iv_ca_set_add_invariants): Fix coding style.
5764 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5766 (iv_ca_set_cp): Likewise.
5767 (iv_ca_new): Initialize the newly added hash_map and remove
5768 initialization of fields.
5769 (iv_ca_free): Delete the hash_map.
5770 (iv_ca_dump): Dump invariant expressions.
5771 (iv_ca_extend): Fix coding style.
5772 (try_add_cand_for): Likewise.
5773 (create_new_ivs): Dump information about # of avg iterations and
5774 # of used invariant expressions.
5775 (rewrite_use_compare): Fix coding style.
5776 (free_loop_data): Set default value for max_inv_expr_id.
5778 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5780 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5781 returned value cse_cfg_altered computation.
5782 (rest_of_handle_cse2): Likewise.
5783 (rest_of_handle_cse_after_global_opts): Likewise.
5785 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5788 * config/arm/arm.c (arm32_output_mi_thunk): New.
5789 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5790 to split Thumb1 vs TARGET_32BIT functionality.
5791 (arm_thumb1_mi_thunk): New.
5793 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5795 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5798 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5801 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5803 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5805 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5806 (expand_builtin_trap): Emit a regular call.
5807 (set_builtin_user_assembler_name): Remove obsolete cases.
5808 * dse.c (scan_insn): Adjust.
5809 * except.c: Include calls.h.
5810 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5811 emit a regular call to setjmp.
5812 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5813 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5814 (emit_block_move_via_libcall): Delete.
5815 (block_move_fn): Delete.
5816 (init_block_move_fn): Likewise.
5817 (emit_block_move_libcall_fn): Likewise.
5818 (emit_block_op_via_libcall): New function.
5819 (set_storage_via_libcall): Tidy up and use memset builtin.
5820 (block_clear_fn): Delete.
5821 (init_block_clear_fn): Likewise.
5822 (clear_storage_libcall_fn): Likewise.
5823 (expand_assignment): Call emit_block_move_via_libcall.
5824 Do not include gt-expr.h.
5825 * expr.h (emit_block_op_via_libcall): Declare.
5826 (emit_block_copy_via_libcall): New inline function.
5827 (emit_block_move_via_libcall): Likewise.
5828 (emit_block_comp_via_libcall): Likewise.
5829 (block_clear_fn): Delete.
5830 (init_block_move_fn): Likewise.
5831 (init_block_clear_fn): Likewise.
5832 (emit_block_move_via_libcall): Likewise.
5833 (set_storage_via_libcall): Add default parameter value.
5834 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5835 (abort_libfunc): Delete.
5836 (memcpy_libfunc): Likewise.
5837 (memmove_libfunc): Likewise.
5838 (memcmp_libfunc): Likewise.
5839 (memset_libfunc): Likewise.
5840 (setbits_libfunc): Likewise.
5841 (setjmp_libfunc): Likewise.
5842 (longjmp_libfunc): Likewise.
5843 (profile_function_entry_libfunc): Likewise.
5844 (profile_function_exit_libfunc): Likewise.
5845 (gcov_flush_libfunc): Likewise.
5846 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5847 and DECL_VISIBILITY on the declaration.
5848 (init_optabs): Do not initialize obsolete libfuncs.
5849 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5850 * tree-core.h (ECF_RET1): Define.
5851 (ECF_TM_PURE): Adjust.
5852 (ECF_TM_BUILTIN): Likewise.
5853 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5854 (build_common_builtin_nodes): Initialize abort builtin.
5855 Add ECF_RET1 on memcpy, memmove and memset builtins.
5856 Pass final flags for alloca and alloca_with_align builtins.
5857 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5859 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5860 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5861 set_storage_via_libcall and call emit_block_copy_via_libcall.
5863 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5866 DImode before it is passed to ix86_output_call_operand.
5867 (*call_value_got_x32): Ditto for operand 1.
5869 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5871 PR rtl-optimization/70904
5872 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5873 reload for wide mode.
5875 2016-05-12 Marek Polacek <polacek@redhat.com>
5878 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5879 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5880 * langhooks.h (incomplete_type_error): Likewise.
5881 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5882 parameter, pass it down to incomplete_type_error.
5883 * tree.h (size_in_bytes): New inline overload.
5884 (size_in_bytes_loc): Renamed from size_in_bytes.
5886 2016-05-12 Richard Biener <rguenther@suse.de>
5888 PR tree-optimization/71059
5889 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5890 nary before looking up or entering the expression into the VN
5892 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5893 Make sure to re-use NARYs without result as inserted by
5896 2016-05-12 Richard Biener <rguenther@suse.de>
5898 PR tree-optimization/71062
5899 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5901 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5902 vars_contains_restrict if the var is a restrict tag.
5903 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5904 do not disambiguate pointers against it.
5905 (dump_points_to_solution): Re-structure and adjust for new
5906 vars_contains_restrict flag.
5907 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5909 2016-05-12 Martin Liska <mliska@suse.cz>
5911 * doc/invoke.texi: Explain connection between
5912 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5914 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5916 PR tree-optimization/71006
5917 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5918 consider COND_EXPR as a mask producer.
5920 2016-05-12 Marek Polacek <polacek@redhat.com>
5923 * opts.c (common_handle_option): Detect missing argument for --help^.
5925 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5928 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5929 when popping the PC and within an interrupt handler routine.
5930 Add missing tab to output of "ldmfd".
5931 (output_return_instruction): Output LDMFD with SP update rather
5932 than POP when returning from interrupt handler.
5934 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5936 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5937 TARGET_64BIT && TARGET_AVX512DQ.
5938 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5939 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5940 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5941 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5942 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5943 (*vec_extractv4si_zext): Add avx512dq alternative.
5944 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5945 use v instead of x constraint in other alternatives where possible.
5947 * config/i386/sse.md (sse2_loadld): Use v instead of x
5948 constraint in alternatives 0,1,4.
5950 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5951 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5952 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5955 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5956 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5957 is not emitted unless TARGET_AVX512BW.
5958 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5959 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5960 for the result operand.
5962 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5963 constraint instead of x in avx alternatives. Use maybe_evex instead
5966 * config/i386/constraints.md (Yv): New constraint.
5967 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5968 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5969 * config/i386/i386.md (avx512fvecmode): New mode attr.
5970 (*pushtf): Use v constraint instead of x.
5971 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5972 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5973 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5974 (*absnegtf2_sse): Likewise.
5975 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5976 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5977 avx512f alternatives.
5978 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5980 2016-05-12 Richard Biener <rguenther@suse.de>
5982 PR tree-optimization/71060
5983 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5984 require exact match of DR_BASE_OBJECT but only matching address and
5987 2016-05-12 Richard Biener <rguenther@suse.de>
5989 PR tree-optimization/70986
5990 * cfganal.c: Include cfgloop.h.
5991 (dfs_find_deadend): Prefer to take edges exiting loops.
5993 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5995 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5996 compile and run time.
5998 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6001 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6003 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.c (legitimize_pic_address): Use
6006 copy_to_suggested_reg instead of gen_movsi.
6008 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6010 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6011 the code into quad_address_p and call it to share code with
6012 vsx_quad_dform_memory_operand.
6013 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6015 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6016 bit instead of being a separate word. Split -mpower9-dform into
6017 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6018 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6019 for the register class supporting 128-bit quad word memory offsets.
6020 (mode_supports_vsx_dform_quad): Helper function to return if the
6021 register class uses quad word memory offsets.
6022 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6023 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6024 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6025 instructions are enabled, set up the appropriate addr_masks for
6027 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6028 -mpower9-dform-scalar, instead of -mpower9-dform.
6029 (rs6000_option_override_internal): Split -mpower9-dform into two
6030 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6031 -mpower9-dform switch sets or clears both. If we are not using
6032 the LRA register allocator, do not enable -mpower9-dform-vector by
6033 default. If we are using LRA, enable -mpower9-dform-vector and
6034 -mvsx-timode if it is appropriate. Issue a warning if either
6035 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6037 (quad_address_offset_p): New helper function to return if the
6038 offset is legal for quad word memory instructions.
6039 (quad_address_p): New function to determin if GPR or vector
6040 register quad word memory addresses are legal.
6041 (mem_operand_gpr): Validate quad word address offsets.
6042 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6043 d-form (register + offset) instructions.
6044 (offsettable_ok_by_alignment): Likewise.
6045 (rs6000_legitimate_offset_address_p): Likewise.
6046 (legitimate_lo_sum_address_p): Likewise.
6047 (rs6000_legitimize_address): Likewise.
6048 (rs6000_legitimize_reload_address): Add more debug statements for
6050 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6051 d-form instructions.
6052 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6053 d-form instructions. Distinguish different cases in debug
6054 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6055 d-form instructions.
6056 (rs6000_preferred_reload_class): Likewise.
6057 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6058 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6059 of the ISA 2.06 indexed memory instructions.
6060 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6061 use them to save/restore the saved vector registers instead of
6062 using Altivec instructions.
6063 (rs6000_emit_epilogue): Likewise.
6064 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6065 (rs6000_opt_masks): Split -mpower9-dform into
6066 -mpower9-dform-scalar and -mpower9-dform-vector.
6067 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6069 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6070 ISA 3.0 vector indexed memory instructions, and fold the code into
6071 the normal mov<mode> patterns.
6072 (p9_vecstore_<mode>): Likewise.
6073 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6075 (vsx_movti_64bit): Likewise.
6076 (vsx_movti_32bit): Likewise.
6077 * config/rs6000/constraints.md (wO constraint): New constraint for
6078 ISA 3.0 vector d-form support.
6079 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6080 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6081 include -mpower9-dform-vector until we switch over to LRA.
6082 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6083 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6084 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6085 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6086 for -mpower9-dform and -mlra.
6087 * doc/md.texi (wO constraint): Document wO constraint.
6089 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6091 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6092 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6093 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6094 Move handling of non-insn arguments inline into the sole user:
6095 (output_trans_func): ...here.
6096 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6097 in emitted function prototype.
6098 (output_internal_insn_latency_func): Ditto. Simplify.
6099 (output_internal_maximal_insn_latency_func): Ditto. Delete
6100 always-unused argument.
6101 (output_insn_latency_func): Ditto.
6102 (output_maximal_insn_latency_func): Ditto.
6104 2016-05-11 Richard Biener <rguenther@suse.de>
6106 PR tree-optimization/71055
6107 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6108 sth with precision not equal to access size verify we don't chop
6111 2016-05-11 Richard Biener <rguenther@suse.de>
6114 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6115 (dwarf2out_finish): Move retry_incomplete_types call ...
6116 (dwarf2out_early_finish): ... here.
6118 2016-05-11 Richard Biener <rguenther@suse.de>
6121 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6122 if the langhook insists on it.
6123 * fold-const.c (make_bit_field_ref): Add arg for the original
6124 reference and preserve its alias-set.
6125 (decode_field_reference): Take exp by reference and adjust it
6126 to the original memory reference.
6127 (optimize_bit_field_compare): Adjust callers.
6128 (fold_truth_andor_1): Likewise.
6129 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6131 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6134 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6135 * cfgrtl.c (delete_insn_and_edges): Likewise.
6136 * config/i386/i386.c (convert_scalars_to_vector): Remove
6138 * cse.c (cse_insn): Compute cse_cfg_altered.
6139 (delete_trivially_dead_insns): Likewise.
6140 (cse_cc_succs): Likewise.
6141 (rest_of_handle_cse): Free dominance info if required.
6142 (rest_of_handle_cse2): Likewise.
6143 (rest_of_handle_cse_after_global_opts): Likewise.
6145 2016-05-11 Alan Modra <amodra@gmail.com>
6147 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6148 abi_v4_pass_in_fpr): New functions.
6149 (rs6000_function_arg_boundary): Exclude complex IBM long double
6150 from 64-bit alignment when ABI_V4.
6151 (rs6000_function_arg, rs6000_function_arg_advance_1,
6152 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6154 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6156 PR rtl-optimization/71028
6157 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6158 jump with just a return in the fallthrough block if the branch
6159 block contains just a return as well.
6161 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6163 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6164 * match.pd ((X & Y) ^ Y): ... this.
6165 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6166 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6168 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6170 * read-md.c (require_char_ws): New function.
6171 (read_string): Simplify using require_char_ws.
6172 (handle_constants): Likewise.
6173 (handle_enum): Likewise.
6174 (handle_file): Likewise.
6175 * read-md.h (require_char_ws): New declaration.
6176 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6177 (read_mapping): Likewise.
6178 (read_rtx_code): Likewise.
6179 (read_nested_rtx): Likewise.
6181 2016-05-10 James Norris <jnorris@codesourcery.com>
6183 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6184 if offloading is enabled and -fopenacc or -fopenmp is specified.
6185 (CRTOFFLOADEND): Likewise.
6186 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6187 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6189 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6191 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6192 gotoff_operand code paths. Use copy_to_suggested_regs and
6193 expand_simple_binop where appropriate. Cleanup.
6195 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6198 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6200 (dimode_scalar_chain::vector_const_cost): New.
6201 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6202 (dimode_scalar_chain::convert_op): Likewise.
6203 (dimode_scalar_chain::convert_insn): Likewise.
6205 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6207 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6208 unary operation, not a binary one.
6210 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6213 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6214 calls with type casted fndecl.
6216 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6218 PR tree-optimization/70786
6219 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6220 * calls.c (initialize_argument_information): Bind bounds
6221 with corresponding args passed by reference.
6223 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6226 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6227 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6228 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6231 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6234 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6235 code for a zero scale factor.
6236 (vsx_xvcvdpuxds_scale): Likewise.
6238 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6240 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6241 if show_ruler_p was set on the context.
6242 (layout::show_ruler): New method.
6243 * diagnostic.h (struct diagnostic_context): Add field
6246 2016-05-10 Richard Biener <rguenther@suse.de>
6248 PR tree-optimization/71039
6249 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6250 (chk_uses): New function.
6251 (propagate_with_phi): Verify we can safely replicate the lhs of an
6252 aggregate assignment on all incoming edges.
6254 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6256 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6258 (rx_atomic_sequence): New class.
6259 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6260 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6262 (rx_atomic_sequence::rx_atomic_sequence,
6263 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6264 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6265 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6266 CTRLREG_INTB): New constants.
6267 (FETCHOP): New code iterator.
6268 (fethcop_name, fetchop_name2): New iterator code attributes.
6269 (QIHI): New mode iterator.
6270 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6271 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6272 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6274 2016-05-10 Martin Liska <mliska@suse.cz>
6276 * tree-inline.c (remap_dependence_clique): Do not remap
6277 debugging statements.
6279 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6281 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6282 ("*fixuns_truncdfdi2_z13")
6283 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6284 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6285 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6287 2016-05-10 Richard Biener <rguenther@suse.de>
6289 PR tree-optimization/70497
6290 PR tree-optimization/28367
6291 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6293 (visit_reference_op_load): ... here.
6294 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6295 with simplified BIT_FIELD_REFs.
6296 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6297 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6300 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6302 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6303 documentation comment. For BLOCK nodes, add a
6304 DW_AT_abstract_origin attribute that points to the DIE generated
6305 for the origin BLOCK.
6306 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6307 blocks from inlined functions.
6309 2016-05-10 Alan Modra <amodra@gmail.com>
6312 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6313 regrename modifying insns saving lr before __morestack call.
6314 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6315 insns restoring lr after __morestack call.
6317 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6319 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6320 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6322 * config/i386/sse.md (vec_interleave_high<mode>,
6323 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6324 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6326 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6328 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6329 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6330 parallel reassociation for power8 and forward.
6332 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6334 * config/i386/i386.md (absneg splitters with general regs): Use
6335 general_reg_operand predicate.
6336 (btsq peephole2): Use x86_64_immediate_operand to check if new
6337 value is suitable for immediate operand. Generate emitted insn
6338 using RTL expressions.
6339 (btcq peephole2): Ditto.
6340 (btrq peephole2): Ditto. Generate correct immediate operand
6343 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6345 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6348 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6350 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6351 pointer dereference.
6353 2016-05-09 Richard Biener <rguenther@suse.de>
6355 PR tree-optimization/70985
6356 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6357 op0 isn't a gimple register.
6359 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6361 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6362 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6363 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6364 (i6400_fpu_mult): New cpu units.
6365 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6366 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6367 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6368 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6369 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6370 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6371 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6372 (i6400_msa_long_float4, i6400_msa_long_float5)
6373 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6374 (i6400_msa_fdiv_sf): New reservations.
6375 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6376 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6377 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6378 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6379 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6380 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6381 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6382 (msa_short_store4, msa_long_load, msa_short_store)
6383 (msa_long_logic, msa_long_float2, msa_long_float4)
6384 (msa_long_float5, msa_long_float8, msa_long_mult)
6385 (msa_long_fdiv, msa_long_div): New reservations.
6387 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6388 Sameera Deshpande <sameera.deshpande@imgtec.com>
6389 Matthew Fortune <matthew.fortune@imgtec.com>
6390 Graham Stott <graham.stott@imgtec.com>
6391 Chao-ying Fu <chao-ying.fu@imgtec.com>
6393 * config.gcc: Add MSA header file for mips*-*-* target.
6394 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6395 (Ubv8i, Urv8): New constraints.
6396 * config/mips/mips-ftypes.def: Add function types for MSA
6398 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6399 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6400 * config/mips/mips-msa.md: New file.
6401 * config/mips/mips-protos.h
6402 (mips_split_128bit_const_insns): New prototype.
6403 (mips_msa_idiv_insns): Likewise.
6404 (mips_split_128bit_move): Likewise.
6405 (mips_split_128bit_move_p): Likewise.
6406 (mips_split_msa_copy_d): Likewise.
6407 (mips_split_msa_insert_d): Likewise.
6408 (mips_split_msa_fill_d): Likewise.
6409 (mips_expand_msa_branch): Likewise.
6410 (mips_const_vector_same_val_p): Likewise.
6411 (mips_const_vector_same_bytes_p): Likewise.
6412 (mips_const_vector_same_int_p): Likewise.
6413 (mips_const_vector_shuffle_set_p): Likewise.
6414 (mips_const_vector_bitimm_set_p): Likewise.
6415 (mips_const_vector_bitimm_clr_p): Likewise.
6416 (mips_msa_vec_parallel_const_half): Likewise.
6417 (mips_msa_output_division): Likewise.
6418 (mips_ldst_scaled_shift): Likewise.
6419 (mips_expand_vec_cond_expr): Likewise.
6420 * config/mips/mips.c (enum mips_builtin_type): Add
6421 MIPS_BUILTIN_MSA_TEST_BRANCH.
6422 (mips_gen_const_int_vector_shuffle): New prototype.
6423 (mips_const_vector_bitimm_set_p): New function.
6424 (mips_const_vector_bitimm_clr_p): Likewise.
6425 (mips_const_vector_same_val_p): Likewise.
6426 (mips_const_vector_same_bytes_p): Likewise.
6427 (mips_const_vector_same_int_p): Likewise.
6428 (mips_const_vector_shuffle_set_p): Likewise.
6429 (mips_symbol_insns): Forbid loading symbols via immediate for
6431 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6433 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6435 (mips_lx_address_p): Add support load indexed address for MSA.
6436 (mips_address_insns): Add calculation of instructions needed for
6437 stores and loads for MSA.
6438 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6439 CONST_VECTOR for MSA and let it fall through.
6440 (mips_ldst_scaled_shift): New function.
6441 (mips_subword_at_byte): Likewise.
6442 (mips_msa_idiv_insns): Likewise.
6443 (mips_legitimize_move): Validate MSA moves.
6444 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6445 calculation of costs for MSA division.
6446 (mips_split_move_p): Check if MSA moves need splitting.
6447 (mips_split_move): Split MSA moves if necessary.
6448 (mips_split_128bit_move_p): New function.
6449 (mips_split_128bit_move): Likewise.
6450 (mips_split_msa_copy_d): Likewise.
6451 (mips_split_msa_insert_d): Likewise.
6452 (mips_split_msa_fill_d): Likewise.
6453 (mips_output_move): Handle MSA moves.
6454 (mips_expand_msa_branch): New function.
6455 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6456 Reinstate 'y' modifier.
6457 (mips_file_start): Add MSA .gnu_attribute.
6458 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6460 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6461 (mips_class_max_nregs): Add register size for MSA supported mode.
6462 (mips_cannot_change_mode_class): Allow conversion between MSA
6463 vector modes and TImode.
6464 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6466 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6467 (mips_preferred_simd_mode): Add preffered modes for MSA.
6468 (mips_vector_mode_supported_p): Add MSA supported modes.
6469 (mips_autovectorize_vector_sizes): New function.
6470 (mips_msa_output_division): Likewise.
6471 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6472 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6473 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6474 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6475 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6476 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6477 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6478 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6479 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6480 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6481 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6482 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6483 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6484 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6485 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6486 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6487 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6488 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6489 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6490 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6491 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6492 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6493 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6494 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6495 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6496 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6497 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6498 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6499 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6500 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6501 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6502 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6503 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6504 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6505 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6506 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6507 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6508 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6509 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6510 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6511 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6512 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6513 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6514 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6515 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6516 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6517 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6518 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6519 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6520 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6521 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6522 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6523 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6524 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6525 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6526 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6527 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6528 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6529 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6530 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6531 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6532 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6533 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6534 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6535 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6536 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6537 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6538 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6539 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6540 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6541 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6542 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6543 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6544 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6545 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6546 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6547 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6548 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6549 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6550 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6551 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6552 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6553 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6554 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6555 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6556 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6557 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6558 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6559 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6560 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6561 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6562 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6563 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6564 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6565 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6566 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6567 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6568 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6569 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6570 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6571 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6572 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6573 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6574 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6575 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6576 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6577 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6578 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6579 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6580 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6581 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6582 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6583 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6584 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6585 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6586 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6587 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6588 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6589 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6590 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6591 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6592 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6593 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6594 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6595 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6596 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6597 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6598 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6599 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6600 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6601 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6602 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6603 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6604 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6605 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6606 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6607 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6608 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6609 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6610 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6611 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6612 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6613 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6614 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6615 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6616 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6617 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6618 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6619 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6620 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6621 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6623 (mips_get_builtin_decl_index): New array.
6624 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6625 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6626 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6627 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6628 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6630 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6632 (mips_expand_builtin_insn): Prepare operands for
6633 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6634 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6635 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6636 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6637 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6638 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6639 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6640 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6641 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6642 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6643 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6644 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6645 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6646 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6647 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6648 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6649 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6650 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6651 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6652 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6653 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6654 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6655 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6656 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6657 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6658 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6659 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6660 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6661 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6662 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6663 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6664 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6665 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6666 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6667 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6668 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6669 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6670 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6671 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6672 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6673 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6674 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6675 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6676 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6677 These are set implicitly and an error is reported if overridden.
6678 (mips_expand_builtin_msa_test_branch): New function.
6679 (mips_expand_msa_shuffle): Likewise.
6680 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6681 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6682 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6683 (mips_expand_vec_unpack): Add support for MSA.
6684 (mips_expand_vector_init): Likewise.
6685 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6686 instead of const0_rtx.
6687 (mips_msa_vec_parallel_const_half): New function.
6688 (mips_gen_const_int_vector): Likewise.
6689 (mips_gen_const_int_vector_shuffle): Likewise.
6690 (mips_expand_msa_cmp): Likewise.
6691 (mips_expand_vec_cond_expr): Likewise.
6692 * config/mips/mips.h
6693 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6694 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6696 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6697 (ISA_HAS_MSA): New macro.
6698 (UNITS_PER_MSA_REG): Likewise.
6699 (BITS_PER_MSA_REG): Likewise.
6700 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6701 (MSA_REG_FIRST): New macro.
6702 (MSA_REG_LAST): Likewise.
6703 (MSA_REG_NUM): Likewise.
6704 (MSA_REG_P): Likewise.
6705 (MSA_REG_RTX_P): Likewise.
6706 (MSA_SUPPORTED_MODE_P): Likewise.
6707 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6708 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6709 * config/mips/mips.md: Include mips-msa.md.
6710 (alu_type): Add simd_add.
6711 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6712 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6713 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6714 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6715 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6716 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6717 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6718 simd_move, simd_load, simd_store. Choose "multi" for moves
6720 (qword_mode): New attribute.
6721 (insn_count): Add instruction count for quad moves.
6722 Increase the count for MIPS SIMD division.
6723 (UNITMODE): Add UNITMODEs for vector types.
6724 (addsub): New code iterator.
6725 * config/mips/mips.opt (mmsa): New option.
6726 * config/mips/msa.h: New file.
6727 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6729 * config/mips/mti-linux.h: Likewise.
6730 * config/mips/predicates.md
6731 (const_msa_branch_operand): New constraint.
6732 (const_uimm3_operand): Likewise.
6733 (const_uimm4_operand): Likewise.
6734 (const_uimm5_operand): Likewise.
6735 (const_uimm8_operand): Likewise.
6736 (const_imm5_operand): Likewise.
6737 (aq10b_operand): Likewise.
6738 (aq10h_operand): Likewise.
6739 (aq10w_operand): Likewise.
6740 (aq10d_operand): Likewise.
6741 (const_m1_operand): Likewise.
6742 (reg_or_m1_operand): Likewise.
6743 (const_exp_2_operand): Likewise.
6744 (const_exp_4_operand): Likewise.
6745 (const_exp_8_operand): Likewise.
6746 (const_exp_16_operand): Likewise.
6747 (const_vector_same_val_operand): Likewise.
6748 (const_vector_same_simm5_operand): Likewise.
6749 (const_vector_same_uimm5_operand): Likewise.
6750 (const_vector_same_uimm6_operand): Likewise.
6751 (const_vector_same_uimm8_operand): Likewise.
6752 (par_const_vector_shf_set_operand): Likewise.
6753 (reg_or_vector_same_val_operand): Likewise.
6754 (reg_or_vector_same_simm5_operand): Likewise.
6755 (reg_or_vector_same_uimm6_operand): Likewise.
6756 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6758 * doc/invoke.texi (-mmsa): Document new option.
6760 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6762 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6763 * configure: Regenerate.
6764 * config.in: Regenerate.
6765 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6767 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6768 (ENDFILE_VTV_SPEC): Define.
6770 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6772 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6773 registers in all interrupt handlers if necessary.
6774 (rl78_option_override): Add warning.
6775 (MUST_SAVE_MDUC_REGISTERS): New macro.
6776 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6777 * config/rl78/rl78.c (check_mduc_usage): New function.
6778 (mduc_regs): New structure to hold MDUC register data.
6779 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6780 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6781 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6782 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6783 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6784 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6786 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6788 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6789 (tree-ssa-loop-niter.h): Ditto.
6790 (idx_within_array_bound, ref_within_array_bound): New functions.
6791 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6792 Factor out check on writable base object to ...
6793 (base_object_writable): ... here.
6795 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6797 * config/arm/arm.md (probe_stack): Add modes to set source
6800 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6802 * regrename.c (base_reg_class_for_rename): New static function.
6803 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6805 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6807 * cgraph.c (thunk_adjust): Export.
6808 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6809 * cgraphunit.c (thunk_adjust): Export.
6810 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6812 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6814 * tree-inline.c (expand_call_inline): Expand thunks inline.
6816 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6819 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6820 (*sse2_vd_cvtss2sd): Ditto.
6821 * config/i386/i386.md
6822 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6823 Generate *sse2_vd_cvtsd2ss pattern.
6824 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6825 Generate *sse2_vd_cvtss2sd pattern.
6827 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6829 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6830 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6833 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6835 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6836 * config/sh/sh.c: Define and declare variables on first use throughout
6838 (current_function_interrupt): Change to bool type.
6839 (frame_insn): Rename to emit_frame_insn and update users.
6840 (push_regs): Use bool for 'interrupt_handler' argument.
6841 (save_schedule_s): Remove.
6842 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6843 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6844 targetm.asm_out.unaligned_op.di.
6845 (gen_far_branch): Remove redundant forward declaration.
6846 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6847 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6848 (sh_set_return_address, sh_function_ok_for_sibcall,
6849 scavenge_reg): Update comments.
6850 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6851 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6852 (sh_attr_renesas_p): Remove unnecessary parentheses.
6853 (branch_dest): Simplify.
6854 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6855 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6856 (CUMULATIVE_ARGS): Change macro to typedef.
6857 (current_function_interrupt): Change to bool type.
6858 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6859 Surround with __cplusplus ifdef.
6860 (sh_compare_op0, sh_compare_op1): Remove.
6861 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6863 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6865 * config/arm/arm.md: (arch): Add neon.
6866 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6867 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6868 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6869 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6870 attributes for alt renumbering. Mark alt 3 as non-predicable.
6871 (thumb2_movdf_vfp): Likewise.
6873 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6875 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6876 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6877 (*andqi_1): Add preferred_for_speed attribute to disparage
6878 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6879 (*<code>qi_1): Ditto.
6880 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6881 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6882 (*ashlqi3_1): Ditto.
6883 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6884 Add preferred_for_size attribute to disparage alternative 0 and
6885 preferred_for_speed attribute to disparage alternative 1 for
6886 TARGET_PARTIAL_REG_STALL targets.
6888 2016-05-07 Tom de Vries <tom@codesourcery.com>
6890 PR tree-optimization/70956
6891 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6894 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6896 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6897 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6898 * config/sh/sh.md (branch_zero): Remove define_attr.
6899 (define_delay): Disable delay slot if branch distance is one insn.
6901 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/i386.md (LEAMODE): New mode attribute.
6904 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6905 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6906 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6907 operand 2 predicate.
6908 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6909 (*lea<mode>_general_3): Ditto.
6910 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6912 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6914 * genmddump.c (main): Convert argv from char ** to const char **.
6916 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6918 * coretypes.h (OVERRIDE): New macro.
6921 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6923 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6924 allow coalescing if the types are compatible.
6926 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6928 * pass_manager.h (pass_manager::register_pass_name): New method.
6929 (pass_manager::get_pass_by_name): New method.
6930 (pass_manager::create_pass_tab): New method.
6931 (pass_manager::m_name_to_pass_map): New field.
6932 * passes.c (name_to_pass_map): Delete global in favor of field
6933 "m_name_to_pass_map" of pass_manager.
6934 (register_pass_name): Rename from a function to...
6935 (pass_manager::register_pass_name): ...this method, updating
6936 for renaming of global "name_to_pass_map" to field
6937 "m_name_to_pass_map".
6938 (create_pass_tab): Rename from a function to...
6939 (pass_manager::create_pass_tab): ...this method, updating
6940 for renaming of global "name_to_pass_map" to field.
6941 (get_pass_by_name): Rename from a function to...
6942 (pass_manager::get_pass_by_name): ...this method.
6943 (enable_disable_pass): Convert use of get_pass_by_name to
6944 a method call, locating the pass_manager singleton.
6946 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6948 * genattr-common.c (main): Convert argv from char ** to const char **.
6949 * genattr.c (main): Likewise.
6950 * genattrtab.c (main): Likewise.
6951 * genautomata.c (initiate_automaton_gen): Likewise.
6953 * gencodes.c (main): Likewise.
6954 * genconditions.c (main): Likewise.
6955 * genconfig.c (main): Likewise.
6956 * genconstants.c (main): Likewise.
6957 * genemit.c (main): Likewise.
6958 * genenums.c (main): Likewise.
6959 * genextract.c (main): Likewise.
6960 * genflags.c (main): Likewise.
6961 * genmddeps.c (main): Likewise.
6962 * genopinit.c (main): Likewise.
6963 * genoutput.c (main): Likewise.
6964 * genpeep.c (main): Likewise.
6965 * genpreds.c (main): Likewise.
6966 * genrecog.c (main): Likewise.
6967 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6968 (init_rtx_reader_args): Likewise.
6969 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6970 (init_rtx_reader_args): Likewise.
6971 * gentarget-def.c (main): Likewise.
6972 * read-md.c (read_md_files): Likewise.
6973 * read-md.h (read_md_files): Likewise.
6975 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6977 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6978 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6979 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6980 Remove unused predicate.
6981 (register_and_not_fp_reg_operand): Ditto.
6983 2016-05-06 Martin Liska <mliska@suse.cz>
6985 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6986 instead of vec as the vector is local to the function.
6988 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6990 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6991 avx512bw alternative.
6993 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6994 before the ashr<mode>3 pattern.
6996 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6997 v instead of x in vex or maybe_vex alternatives, use
6998 maybe_evex instead of vex in prefix.
7000 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7001 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7002 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7003 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7006 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7007 v instead of x in vex or maybe_vex alternatives, use
7008 maybe_evex instead of vex in prefix.
7010 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7011 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7012 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7013 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7014 alternatives, use maybe_evex instead of vex in prefix.
7016 * config/i386/sse.md (vec_interleave_lowv4sf,
7017 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7018 v instead of x in vex or maybe_vex alternatives, use
7019 maybe_evex instead of vex in prefix.
7021 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7022 v instead of x in vex or maybe_vex alternatives, use
7023 maybe_evex instead of vex in prefix.
7025 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7026 v constraint instead of x.
7028 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7030 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7031 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7034 2016-05-06 Richard Biener <rguenther@suse.de>
7036 PR tree-optimization/70948
7037 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7038 Properly clobber all fields of va_list for __builtin_va_start.
7040 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7043 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7044 loop latch destination.
7046 2016-05-06 Martin Liska <mliska@suse.cz>
7048 * tree-ssa-uninit.c: Apply manual changes
7049 to the GNU coding style.
7050 (prune_uninit_phi_opnds): Rename from
7051 prune_uninit_phi_opnds_in_unrealizable_paths.
7053 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7055 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7056 mspace): Remove deprecated options.
7057 * doc/invoke.texi (SH options): Remove -mspace.
7059 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7061 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7063 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7065 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7066 corresponding combine split pattern.
7068 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7071 * config/sh/predicates.md (long_displacement_mem_operand): New.
7072 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7073 Add movi20, movi20s alternatives. Adjust length attribute for
7075 (movsi_ie): Allow for any FPU. Adjust length attribute for
7077 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7078 attribute for alternatives.
7079 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7080 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7081 length attribute for alternatives.
7083 2016-05-06 Richard Biener <rguenther@suse.de>
7085 PR tree-optimization/70960
7086 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7088 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7091 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7092 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7094 2016-05-06 Marek Polacek <polacek@redhat.com>
7097 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7099 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7102 * config/sh/sh.md (*rotcr): Add another variant.
7104 2016-05-06 Richard Biener <rguenther@suse.de>
7107 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7109 2016-05-06 Richard Biener <rguenther@suse.de>
7112 * fold-const.c (split_tree): Always convert to the original type
7115 2016-05-06 Richard Biener <rguenther@suse.de>
7117 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7118 (fwprop_addr): Likewise.
7120 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7123 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7125 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7126 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7127 the splitter condition.
7128 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7129 the splitter condition.
7130 (FP float_extend load splitter): Ditto.
7132 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7135 to REGNO in all peephole2 patterns.
7136 (post-reload splitters): Change true_regnum to REGNO in
7137 post-reload splitters.
7138 (zero_extend splitters): Use general_reg_operand and
7139 nonimmediate_gr_operand predicates.
7141 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7143 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7144 v constraint instead of x.
7146 2016-05-05 Alan Modra <amodra@gmail.com>
7149 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7150 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7151 TARGET_NO_FP_IN_TOC for -mrelocatable.
7152 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7153 TARGET_RELOCATABLE test.
7154 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7155 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7156 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7157 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7158 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7159 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7160 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7161 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7162 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7163 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7165 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7166 (rs6000_stack_info): Likewise.
7167 (rs6000_elf_asm_out_constructor): Likewise.
7168 (rs6000_elf_asm_out_destructor): Likewise.
7169 (rs6000_elf_declare_function_name): Likewise.
7170 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7171 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7174 2016-05-05 Alan Modra <amodra@gmail.com>
7176 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7178 2016-05-05 Alan Modra <amodra@gmail.com>
7180 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7181 out-of-line gpr restore for one or two regs if that would add
7184 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/i386.md
7188 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7189 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7190 as operand 0 predicate.
7191 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7193 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7194 Ditto. Emit the pattern using RTX.
7196 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7197 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7198 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7199 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7201 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7202 sse_reg_operand as operand 0 predicate.
7204 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7205 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7206 instead of gen_rtx_REG.
7207 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7210 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7212 * function.c (emit_use_return_register_into_block): Delete.
7213 (gen_return_pattern): Delete.
7214 (emit_return_into_block): Delete.
7215 (active_insn_between): Delete.
7216 (convert_jumps_to_returns): Delete.
7217 (emit_return_for_exit): Delete.
7218 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7219 simple_return for shrink-wrapped blocks.
7220 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7221 end of blocks that need one.
7222 (get_unconverted_simple_return): Delete.
7223 (convert_to_simple_return): Delete.
7224 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7225 (convert_to_simple_return): Ditto.
7227 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7229 * cfgcleanup.c (bb_is_just_return): New function.
7230 (try_optimize_cfg): Simplify jumps to return, branches to return,
7231 and branches around return.
7233 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7235 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7238 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7242 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7243 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7244 assert flags & OEP_HASH_CHECK, instead of asserting it
7245 never happens. Handle TARGET_EXPR.
7246 * fold-const.c (operand_equal_p): For hash verification,
7247 or in OEP_HASH_CHECK into flags.
7249 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7251 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7253 (compute_samebase_partition_bases): Fix typo.
7255 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7257 * config/i386/sse.md (vec_interleave_highv8sf,
7258 vec_interleave_lowv8sf, vec_interleave_highv4df,
7259 vec_interleave_lowv4df): Remove constraints from expanders.
7261 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7263 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7265 * tree-inline.c (expand_call_inline): Fix path dealing with
7266 making lhs of call statement undefined.
7268 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7270 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7271 Check availability on NODE, too.
7272 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7273 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7274 (varpool_node::call_for_symbol_and_aliase): Likewise.
7275 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7276 (propagate_pure_const): Propagate across interposable functions, too.
7277 (skip_function_for_local_pure_const): Do not skip interposable bodies
7279 (pass_local_pure_const::execute): Update.
7281 2016-05-04 Marek Polacek <polacek@redhat.com>
7283 * doc/invoke.texi: Document -Wdangling-else.
7285 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7287 * config.gcc: Error out when conflicting multilib is detected. Do not
7288 loop over multilibs since no combination is legal.
7290 2016-05-04 Alan Modra <amodra@gmail.com>
7292 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7293 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7294 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7297 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7299 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7300 Clean up p5600 comments.
7302 2016-05-04 Richard Biener <rguenther@suse.de>
7304 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7305 constructor simplifications.
7306 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7308 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7310 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7311 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7312 result.set_rtx is null instead of aborting.
7313 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7315 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7316 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7317 *mov<mode>_store_postinc): New patterns.
7319 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7321 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7322 as commutative. Check both conversions are NOP.
7323 ((A & B) OP (C & B)): Remove.
7325 2016-05-04 Alan Modra <amodra@gmail.com>
7327 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7329 2016-05-04 Alan Modra <amodra@gmail.com>
7332 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7333 when cr2,3,4 are all fixed regs.
7335 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7337 PR rtl-optimization/57193
7338 * opts.c (default_options_table): Revert OPT_frename_registers change.
7339 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7341 2016-05-03 Martin Sebor <msebor@redhat.com>
7344 * builtins.c (fold_builtin_FILE): New function.
7345 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7346 (fold_builtin_0): Call them.
7347 * gimplify.c (gimplify_call_expr): Remove the handling of
7348 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7351 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7352 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7356 * doc/extend.texi (Function Names as Strings): Update __func__,
7357 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7360 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7361 Richard Biener <rguenther@suse.de>
7363 PR tree-optimization/70916
7364 * tree-if-conv.c: Include cfganal.h.
7365 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7366 and remove_fake_exit_edges around the optimization pass.
7368 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7370 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7371 (cgraph_edge::make_direct): Likewise.
7372 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7373 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7374 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7375 (CIF_THUNK): New code.
7376 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7377 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7378 (compute_inline_parameters): Set inline_failed for thunks.
7379 (inline_analyze_function): Cleanup.
7380 * ipa-inline.c (can_inline_edge_p): Do not deal with
7381 call_stmt_cannot_inline_p.
7382 (can_early_inline_edge_p): Likewise.
7383 (early_inliner): Initialize inline_failed.
7384 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7386 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7388 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7389 from nonimm_ssenomem_operand.
7390 (nonimm_ssenomem_operand): New predicate.
7391 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7392 as operand 0 predicate.
7393 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7394 Disable unsupported alternatives using "enabled" attribute.
7395 Use register_ssemem_operand as operand 0 predicate.
7396 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7398 2016-05-03 Marek Polacek <polacek@redhat.com>
7401 * input.c (expansion_point_location): New function.
7402 * input.h (expansion_point_location): Declare.
7404 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7406 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7407 occurence with frame_offset_ ones.
7409 2016-05-03 Alan Modra <amodra@gmail.com>
7411 PR rtl-optimization/70890
7412 * ira.c (combine_and_move_insns): When moving def_insn, remove
7415 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7417 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7418 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7419 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7420 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7422 2016-05-03 Alan Modra <amodra@gmail.com>
7424 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7425 for SAVE_MULTIPLE/STORE_MULTIPLE.
7427 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7429 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7430 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7432 2016-05-03 Richard Biener <rguenther@suse.de>
7434 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7436 (gimplify_arg): Likewise.
7437 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7438 re-writing the result to a decl if required.
7439 (internal_get_tmp_var): Add allow_ssa parameter
7440 and override into_ssa with it.
7441 (get_formal_tmp_var): Adjust.
7442 (get_initialized_tmp_var): Add allow_ssa parameter.
7443 (gimplify_arg): Add allow_ssa parameter and avoid generating
7444 SSA names for the result false.
7445 (gimplify_call_expr): If the call may return twice do not
7446 gimplify parameters into SSA.
7447 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7448 (gimplify_modify_expr): Adjust assert. For noreturn calls
7449 with a SSA name LHS adjust its def.
7450 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7451 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7452 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7453 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7454 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7455 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7456 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7457 (optimize_target_teams): Do not allow SSA names for clause operands.
7458 (gimplify_expr): Likewise for where we mark the result addressable.
7459 * passes.def (pass_init_datastructures): Remove.
7460 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7461 (rewrite_stmt): Likewise.
7462 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7463 (replace_locals_op): Replace SSA names.
7464 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7465 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7466 * cgraph.c (release_function_body): Free CFG annotations only
7467 when we have a CFG. Simplify.
7468 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7469 force_gimple_operand instead of get_initialized_tmp_var.
7470 * tree-pass.h (make_pass_init_datastructures): Remove.
7471 * tree-ssa.c (execute_init_datastructures): Remove.
7472 (pass_data_init_datastructures): Likewise.
7473 (class pass_init_datastructures): Likewise.
7474 (make_pass_init_datastructures): Likewise.
7475 * omp-low.c (create_omp_child_function): Init SSA data structures.
7476 (grid_expand_target_grid_body): Likewise.
7477 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7478 name before adding it to names_to_release.
7479 (remove_bb): Always release SSA defs.
7480 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7481 before dereferencing it.
7482 * cgraphunit.c (init_lowered_empty_function): Always
7483 int SSA data structures.
7484 * tree-ssanames.c (release_defs): Remove assert that we are in
7486 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7488 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7489 Uros Bizjak <ubizjak@gmail.com>
7491 PR rtl-optimization/70467
7492 * config/i386/predicates.md (x86_64_hilo_int_operand,
7493 x86_64_hilo_general_operand): New predicates.
7494 * config/i386/constraints.md (Wd): New constraint.
7495 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7496 (general_hilo_operand): New mode attr.
7497 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7498 instead of <general_operand>.
7499 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7500 x86_64_hilo_general_operand instead of <general_operand>.
7502 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7504 PR tree-optimization/70916
7505 * tree-if-conv.c (constant_or_ssa_name): Removed.
7506 (fold_build_cond_expr): Use is_gimple_val instead of
7507 constant_or_ssa_name.
7509 PR tree-optimization/70916
7510 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7511 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7514 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7515 (optimize_atomic_bit_test_and): New function.
7516 (pass_fold_builtins::execute): Use it.
7517 * optabs.def (atomic_bit_test_and_set_optab,
7518 atomic_bit_test_and_complement_optab,
7519 atomic_bit_test_and_reset_optab): New optabs.
7520 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7521 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7522 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7523 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7524 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7525 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7526 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7527 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7528 atomic_bit_test_and_complement@var{mode},
7529 atomic_bit_test_and_reset@var{mode}): Document.
7530 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7531 atomic_bit_test_and_complement<mode>,
7532 atomic_bit_test_and_reset<mode>): New expanders.
7533 (atomic_bit_test_and_set<mode>_1,
7534 atomic_bit_test_and_complement<mode>_1,
7535 atomic_bit_test_and_reset<mode>_1): New insns.
7537 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7539 PR rtl-optimization/70687
7540 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7541 instead of unsigned HOST_WIDE_INT.
7543 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7545 PR rtl-optimization/44281
7546 * hard-reg-set.h (struct target_hard_regs): New field
7547 x_fixed_nonglobal_reg_set.
7548 (fixed_nonglobal_reg_set): New macro.
7549 * reginfo.c (init_reg_sets_1): Initialize it.
7550 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7552 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7554 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7556 PR tree-optimization/56541
7557 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7558 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7559 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7560 (any_complicated_phi): new static variable.
7561 (aggressive_if_conv): delete.
7562 (if_convertible_phi_p): support phis with more than two arguments.
7563 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7564 critical pred edges.
7565 (ifcvt_split_critical_edges): support phis with more than two
7566 arguments by checking new parameter. only split critical edges
7568 (tree_if_conversion): handle simd pragma marked loop using new
7569 local variable aggressive_if_conv. check any_complicated_phi.
7571 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7573 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7576 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7578 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7581 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7583 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7584 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7585 define_insn_and_split.
7586 (mulsi3_i): New define_insn_and_split.
7587 (mulsi3_call): Convert to define_insn.
7588 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7591 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7593 * machmode.h (mode_complex): Add support to give the complex mode
7595 (GET_MODE_COMPLEX_MODE): Likewise.
7596 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7597 stored by build_complex_type and gfc_build_complex_type instead of
7598 trying to figure out the appropriate mode based on the size. Raise
7599 an assertion error, if the type was not set.
7600 * genmodes.c (struct mode_data): Add field for the complex type of
7602 (blank_mode): Likewise.
7603 (make_complex_modes): Remember the complex mode created in the
7605 (emit_mode_complex): Write out the mode_complex array to map a
7606 type mode to the complex version.
7607 (emit_insn_modes_c): Likewise.
7608 * tree.c (build_complex_type): Set the complex type to use before
7609 calling layout_type.
7610 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7611 support for __float128 complex datatypes.
7612 (rs6000_hard_regno_mode_ok): Likewise.
7613 (rs6000_setup_reg_addr_masks): Likewise.
7614 (rs6000_complex_function_value): Likewise.
7615 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7616 __float128 and __ibm128 complex.
7617 (FLOAT128_IBM_P): Likewise.
7618 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7619 * doc/extend.texi (Additional Floating Types): Document that
7620 -mfloat128 must be used to enable __float128. Document complex
7621 __float128 and __ibm128 support.
7623 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7626 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7627 char/short arguments promoted to int because of promote_prototypes.
7629 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7631 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7632 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7633 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7634 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7635 alternatives using "enabled" attribute. Use register_ssemem_operand
7636 as operand 1 predicate.
7637 (*cmpi<unord>xf_i387): Split XFmode pattern from
7638 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7639 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7640 *absneg<mode>2_i387. Disable unsupported alternatives using
7641 "enabled" attribute.
7642 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7644 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7646 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7648 (oacc_loop_process): Check mask for loop termination.
7650 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7652 * cif-code.def (CIF_THUNK): Add.
7653 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7656 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7658 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7659 (dump_inline_summary): Dump it.
7660 (fp_expression_p): New predicate.
7661 (estimate_function_body_sizes): Use it.
7662 (inline_merge_summary): Merge fp_expressions.
7663 (inline_read_section): Read fp_expressions.
7664 (inline_write_summary): Write fp_expressions.
7665 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7666 codegen boundary if either caller or callee is !fp_expressions.
7667 * ipa-inline.h (inline_summary): Add fp_expressions.
7668 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7669 to fp_expressions be sure the fp generation flags are updated.
7671 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7673 PR rtl-optimization/70467
7674 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7676 PR rtl-optimization/70467
7677 * ipa-pure-const.c (check_call): Handle internal calls even in
7678 ipa mode like in local mode.
7680 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7682 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7684 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7686 * match.pd (X u< X, X u> X): New transformations.
7688 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7690 * flag-types.h (enum warn_strict_overflow_code): Move ...
7691 * coretypes.h: ... here.
7692 * fold-const.h (fold_overflow_warning): Declare.
7693 * fold-const.c (fold_overflow_warning): Make non-static.
7694 (fold_comparison): Move the transformation of X +- C1 CMP C2
7695 into X CMP C2 -+ C1 ...
7696 * match.pd: ... here.
7697 * gimple-fold.c (fold_stmt_1): Protect with
7698 fold_defer_overflow_warnings.
7700 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7702 * omp-low.c (struct oacc_loop): Add 'inner' field.
7703 (new_oacc_loop_raw): Initialize it to zero.
7704 (oacc_loop_fixed_partitions): Initialize it.
7705 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7706 available partitioning.
7708 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7710 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7712 (umulsidi3): Likewise.
7713 (indirect_jump): Fix jump instruction assembly patterns.
7715 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7718 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7719 (nvptx_function_value): Assert non-NULL cfun.
7721 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7723 PR rtl-optimization/70886
7724 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7726 * cselib.h (rtx_equal_for_cselib_1): Declare.
7727 (rtx_equal_for_cselib_p: New inline function.
7728 * cselib.c (rtx_equal_for_cselib_p): Delete.
7729 (rtx_equal_for_cselib_1): Make public.
7731 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7733 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7734 (register_mixssei387nonimm_operand): Remove predicate.
7735 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7736 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7737 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7738 for TARGET_MIX_SSE_I387 alternatives.
7739 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7740 Disable unsupported alternatives using "enabled" attribute. Use
7741 nonimm_ssenomem_operand as operand 1 predicate. Also check
7742 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7744 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7746 * tree.c (cst_and_fits_in_hwi): Simplify.
7748 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7750 * tree.h (wi::to_wide): New function.
7751 * expr.c (expand_expr_real_1): Use wi::to_wide.
7752 * fold-const.c (int_const_binop_1): Likewise.
7753 (extract_muldiv_1): Likewise.
7755 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7757 * wide-int.h: Update offset_int and widest_int documentation.
7758 (WI_SIGNED_SHIFT_RESULT): New macro.
7759 (wi::binary_shift): Define signed_shift_result_type for
7760 shifts on offset_int- and widest_int-like types.
7761 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7762 * tree.h (int_bit_position): Use shift operators instead of wi::
7764 * alias.c (adjust_offset_for_component_ref): Likewise.
7765 * expr.c (get_inner_reference): Likewise.
7766 * fold-const.c (fold_comparison): Likewise.
7767 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7768 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7769 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7770 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7771 (stmt_kills_ref_p): Likewise.
7772 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7773 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7774 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7775 (ao_ref_init_from_vn_reference): Likewise.
7777 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7779 * wide-int.h: Update offset_int and widest_int documentation.
7780 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7781 (wi::binary_traits): Allow ordered comparisons between offset_int and
7782 offset_int, between widest_int and widest_int, and between either
7783 of these types and basic C types.
7784 (operator <, <=, >, >=): Define for the same combinations.
7785 * tree.h (tree_int_cst_lt): Use comparison operators instead
7786 of wi:: comparisons.
7787 (tree_int_cst_le): Likewise.
7788 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7789 (fold_nonarray_ctor_reference): Likewise.
7790 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7791 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7792 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7793 * tree-sra.c (completely_scalarize): Likewise.
7794 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7795 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7796 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7797 (check_for_binary_op_overflow): Likewise.
7798 (search_for_addr_array): Likewise.
7799 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7801 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7803 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7804 (arc_save_restore): Likewise.
7805 (arc_dwarf_register_span): Likewise.
7806 (arc_output_pic_addr_const): Initialize suffix variable.
7808 2016-05-02 Martin Liska <mliska@suse.cz>
7810 * symbol-summary.h (function_summary::function_summary):
7811 Remove checking assert for all cgraph nodes.
7812 (function_summary::get): Check summary_uid.
7813 (symtab_insertion): Check summary_uid.
7815 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7817 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7818 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7820 (arc_dwarf_register_span): Remove enum keyword.
7821 (compact_memory_operand_p): New function.
7822 * config/arc/arc.h (reg_class): Add code density register classes.
7823 (REG_CLASS_NAMES): Likewise.
7824 (REG_CLASS_CONTENTS): Likewise.
7825 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7826 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7827 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7828 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7829 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7831 (h, Rcd, Rsd, Rzd): New register constraints.
7832 (T): Use compact_memory_operand_p function.
7833 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7835 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7837 * config/sh/sh.md (*negnegt, *movtt): Remove.
7839 2016-05-02 Marek Polacek <polacek@redhat.com>
7840 Tom de Vries <tom@codesourcery.com>
7842 PR tree-optimization/70700
7843 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7844 bigger than FIRST_REF_NODE.
7846 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7849 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7851 (prepare_cbranch_operands): Don't use scratch register. Assume that
7852 function is used when pseudos can be created.
7853 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7854 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7855 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7856 define_expand. Allow it only when pseudos can be created.
7857 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7859 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7861 * config/i386/constraints.md (BC): Only allow -1 operands.
7862 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7863 Add "enabled" attribute. Update XI mode attribute calculation.
7864 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7865 (*movoi_internal_avx): Update XI mode attribute calculation.
7866 (*movti_internal): Ditto.
7868 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7870 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7871 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7873 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7875 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7876 statement on instruction code. Remove trailing spaces.
7877 (altivec_expand_stv_builtin): Likewise.
7879 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7881 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7882 (TARGET_FPU_DOUBLE): Simplify.
7883 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7884 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7885 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7886 with 'TARGET_FPU_DOUBLE'.
7887 * config/sh/sh.md: Likewise.
7889 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7891 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7892 SH_DIV_STR_FOR_SIZE): Remove.
7893 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7894 SH_DIV_STR_FOR_SIZE): Remove.
7896 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7898 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7899 logical_reg_operand): Delete.
7900 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7901 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7902 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7903 match_operand and match_test.
7904 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7905 variables on their first use. Return bool values.
7906 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7907 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7908 arith_reg_operand for input operand. Remove empty constraints.
7910 (*xorsi3_compact): Rename to xorsi3.
7911 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7912 (*zero_extend<mode>si2_disp_mem): Update comment.
7915 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7917 * config/sh/t-sh: Remove SH5 support.
7918 * config.gcc: Likewise.
7919 * configure: Likewise.
7921 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7923 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7925 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7927 * config/sh/sh.c (register_sh_passes, sh_option_override,
7928 sh_print_operand, prepare_move_operands,
7929 sh_can_follow_jump): Remove TARGET_SH1 checks.
7930 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7931 PROMOTE_MODE): Likewise.
7932 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7935 2016-04-30 Alan Modra <amodra@gmail.com>
7937 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7938 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7939 Check for user regs later to avoid unnecessary looping over regs.
7940 Merge user reg check with non-saved reg check. Don't force
7941 inline VR restore when static chain used.
7942 (rs6000_frame_related): Omit eh_frame info for user regs when
7944 (fixed_regs_p): Delete.
7946 2016-04-30 Alan Modra <amodra@gmail.com>
7948 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7949 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7952 2016-04-30 Alan Modra <amodra@gmail.com>
7955 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7956 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7959 2016-04-30 Alan Modra <amodra@gmail.com>
7961 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7962 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7963 flag_pic test for Darwin.
7965 2016-04-30 Alan Modra <amodra@gmail.com>
7967 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7968 throw_calls_crossed.
7969 (REG_FREQ_CALLS_CROSSED): Delete.
7970 (REG_N_THROWING_CALLS_CROSSED): Delete.
7971 * regstat.c (regstat_bb_compute_ri): Don't calculate
7972 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7973 (dump_reg_info): Don't print call cross frequency.
7974 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7975 and REG_N_THROWING_CALLS_CROSSED.
7977 2016-04-30 Alan Modra <amodra@gmail.com>
7979 * regs.h (struct reg_info_t): Delete live_length.
7980 (REG_LIVE_LENGTH): Delete macro.
7981 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7982 local_live, local_processed and local_live_last_luid params.
7983 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7985 (regstat_compute_ri): Adjust for above. Don't set
7987 (dump_reg_info): Don't print live length.
7988 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7989 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7990 Localize loop_depth var.
7992 2016-04-30 Alan Modra <amodra@gmail.com>
7994 * ira.c (enum valid_equiv): New.
7995 (validate_equiv_mem): Return enum.
7996 (update_equiv_mem): Create replacement in more cases.
7997 (add_store_equivs): Update validate_equiv_mem call.
7999 2016-04-30 Alan Modra <amodra@gmail.com>
8001 * ira.c (combine_and_move_insns): Rather than scanning insns,
8002 use DF infrastucture to find use and def insns.
8004 2016-04-30 Alan Modra <amodra@gmail.com>
8006 ira.c (combine_and_move_insns): Move invariant conditions..
8007 (ira.c): ..to here. Call combine_and_move_insns before
8008 add_store_equivs. Call grow_reg_equivs later. Allocate
8009 req_equiv later using max_reg_num() rather than global max_regno.
8010 (contains_replace_regs): Delete.
8011 (add_store_equivs): Remove contains_replace_regs test.
8013 2016-04-30 Alan Modra <amodra@gmail.com>
8015 * ira.c (struct equiv_mem_data): New.
8016 (equiv_mem, equiv_mem_modified): Delete static vars.
8017 (validate_equiv_mem_from_store): Use "data" param to communicate..
8018 (validate_equiv_mem): ..from here.
8020 2016-04-30 Alan Modra <amodra@gmail.com>
8022 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8024 (update_reg_equivs): ..here. Move allocation and freeing of
8025 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8026 end_alias_analysis to..
8029 2016-04-30 Alan Modra <amodra@gmail.com>
8031 * ira.c (pdx_subregs): Delete.
8032 (struct equivalence): Add pdx_subregs field.
8033 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8035 (update_equiv_regs): Don't create or free pdx_subregs. Update
8038 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8040 * config/rs6000/altivec.h: Change definitions of vec_xl and
8042 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8043 (LD_ELEMREV_V2DI): New.
8044 (LD_ELEMREV_V4SF): New.
8045 (LD_ELEMREV_V4SI): New.
8046 (LD_ELEMREV_V8HI): New.
8047 (LD_ELEMREV_V16QI): New.
8048 (ST_ELEMREV_V2DF): New.
8049 (ST_ELEMREV_V2DI): New.
8050 (ST_ELEMREV_V4SF): New.
8051 (ST_ELEMREV_V4SI): New.
8052 (ST_ELEMREV_V8HI): New.
8053 (ST_ELEMREV_V16QI): New.
8056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8057 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8058 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8059 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8060 (altivec_expand_builtin): Add handling for
8061 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8062 (rs6000_invalid_builtin): Add error-checking for
8063 RS6000_BTM_P9_VECTOR.
8064 (altivec_init_builtins): Define builtins used to implement vec_xl
8066 (rs6000_builtin_mask_names): Define power9-vector.
8067 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8068 (RS6000_BTM_P9_VECTOR): Define.
8069 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8070 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8071 (vsx_ld_elemrev_v2df): Likewise.
8072 (vsx_ld_elemrev_v4sf): Likewise.
8073 (vsx_ld_elemrev_v4si): Likewise.
8074 (vsx_ld_elemrev_v8hi): Likewise.
8075 (vsx_ld_elemrev_v16qi): Likewise.
8076 (vsx_st_elemrev_v2df): Likewise.
8077 (vsx_st_elemrev_v2di): Likewise.
8078 (vsx_st_elemrev_v4sf): Likewise.
8079 (vsx_st_elemrev_v4si): Likewise.
8080 (vsx_st_elemrev_v8hi): Likewise.
8081 (vsx_st_elemrev_v16qi): Likewise.
8082 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8085 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8087 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8089 (simplify_control_stmt_condition_1): ... here. Recurse into
8090 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8092 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8095 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8096 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8097 define_insn_and_split to define_insn.
8098 (zero_extendqi<mode>2_dot2): Same.
8099 (extendqi<mode>2_dot): Same.
8100 (extendqi<mode>2_dot2): Same.
8102 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8104 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8105 (probe_stack): New expander.
8106 (probe_stack_<mode>): New insn pattern.
8108 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8110 * config/i386/i386.md
8111 (operations with memory inputs setting flags peephole2):
8112 Remove uneeded REG_P checks. Cleanup pattern generation.
8114 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8116 * tree-vect-loop.c (vect_transform_loop): Fix
8117 nb_iterations_upper_bound computation for vectorized loop.
8119 2016-04-29 Marek Polacek <polacek@redhat.com>
8120 Jakub Jelinek <jakub@redhat.com>
8123 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8124 TARGET_EXPR_SLOT as a base.
8126 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8128 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8129 with 'rCm2' constraints to limit possible immediate size.
8130 (*load_zeroextendqisi_update): Likewise.
8131 (*load_signextendqisi_update): Likewise.
8132 (*loadhi_update): Likewise.
8133 (*load_zeroextendhisi_update): Likewise.
8134 (*load_signextendhisi_update): Likewise.
8135 (*loadsi_update): Likewise.
8136 (*loadsf_update): Likewise.
8138 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8140 * config/i386/predicates.md (constm1_operand): Fix comparison.
8142 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8144 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8146 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8148 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8149 remaining SH5 related settings.
8150 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8151 shmedia_prepare_call_address): Delete.
8152 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8153 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8154 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8155 UNSUPPORTED_SH2A): Remove m5 checks.
8156 (sh_divide_strategy_e): Remove SH5 division strategies.
8157 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8158 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8160 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8162 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8164 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8166 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8167 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8169 * config/s390/vector.md ("mov<mode>"): Likewise.
8171 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8173 * config/s390/constraints.md ("U", "W"): Invoke
8174 s390_mem_constraint with "ZR" and "ZT".
8175 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8176 addresses when using LRA. Accept also short displacements for S
8177 and T constraints. Do not check for long displacement target for
8178 S and T constraints.
8179 (s390_mem_constraint): Remove handling of U and W constraints.
8180 * config/s390/s390.md (various patterns): Remove the short
8181 displacement constraints (Q and R) if a long displacement
8182 constraint is present. Add longdisp as required CPU capability.
8183 * config/s390/vector.md: Likewise.
8184 * config/s390/vx-builtins.md: Likewise.
8186 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8189 * reload1.c (reload): Call finish_spills before
8190 restarting reload loop. Skip select_reload_regs
8191 if update_eliminables_and_spill returns true.
8193 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8195 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8196 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8197 (umulhisi3_imm): Update predicates and constraint letters.
8198 (umulhisi3_reg): Declare instruction as commutative.
8199 * config/arc/constraints.md (J12, J16): New constraints.
8200 * config/arc/predicates.md (short_unsigned_const_operand): New
8202 (arc_short_operand): Likewise.
8203 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8205 2016-04-29 Richard Biener <rguenther@suse.de>
8207 PR tree-optimization/13962
8208 PR tree-optimization/65686
8209 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8210 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8211 using PTA to compare pointers.
8212 * match.pd: Add pattern for pointer equality compare simplification
8213 using ptrs_compare_unequal.
8215 2016-04-29 Richard Biener <rguenther@suse.de>
8217 * stor-layout.c (layout_type): Do not build a pointer-to-element
8220 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8222 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8223 Use SWI mode iterator. Use general_reg_operand predicate.
8224 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8225 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8228 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8231 * fold-const.c (operand_equal_p): Don't verify hash value equality
8233 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8236 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8239 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8240 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8241 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8242 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8243 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8245 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8247 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8248 to info. Don't initialize separate fields to 0. Clean up
8251 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8253 * config/i386/i386.md (peephole2s for operations with memory inputs):
8254 Use SWI mode iterator.
8255 (peephole2s for operations with memory outputs): Ditto.
8256 Do not check for stack checking probe.
8258 (probe_stack): Remove expander.
8260 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8261 Andrew Burgess <andrew.burgess@embecosm.com>
8263 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8264 operands as 32-bits.
8266 2016-04-28 Jason Merrill <jason@redhat.com>
8268 * gdbinit.in: Skip line-map.h.
8270 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8271 Andrew Burgess <andrew.burgess@embecosm.com>
8273 * config/arc/arc.c (arc_conditional_register_usage): Take
8274 TARGET_RRQ_CLASS into account.
8275 (arc_print_operand): Support printing 'p' and 's' operands.
8276 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8278 (TARGET_RRQ_CLASS): Define.
8279 (IS_POWEROF2_OR_0_P): Define.
8280 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8282 (*tst_movb): New define_insn.
8283 (*tst): Avoid recognition if it could prevent '*tst_movb'
8284 combination; replace c/CnL with c/Chs alternative.
8285 (*tst_bitfield_tst): New define_insn.
8286 (*tst_bitfield_asr): New define_insn.
8287 (*tst_bitfield): New define_insn.
8288 (andsi3_i): Add Rrq variant.
8289 (extzv): New define_expand.
8290 (insv): New define_expand.
8291 (*insv_i): New define_insn.
8292 (*movb): New define_insn.
8293 (*movb_signed): New define_insn.
8294 (*movb_high): New define_insn.
8295 (*movb_high_signed): New define_insn.
8296 (*movb_high_signed + 1): New define_split pattern.
8297 (*mrgb): New define_insn.
8298 (*mrgb + 1): New define_peephole2 pattern.
8299 (*mrgb + 2): New define_peephole2 pattern.
8300 * config/arc/arc.opt (mbitops): New option for nps400, uses
8301 TARGET_NPS_BITOPS_DEFAULT.
8302 * config/arc/constraints.md (q): Make register class conditional.
8303 (Rrq): New register constraint.
8304 (Chs): New constraint.
8305 (Clo): New constraint.
8306 (Chi): New constraint.
8307 (Cbf): New constraint.
8308 (Cbn): New constraint.
8309 (C18): New constraint.
8310 (Cbi): New constraint.
8312 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8314 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8316 (bitmap_intersection_of_preds): Ditto.
8317 (bitmap_union_of_succs): Ditto.
8318 (bitmap_union_of_preds): Ditto.
8319 * sbitmap.c (do_popcount): Delete.
8320 (BITMAP_DEBUGGING): Delete.
8321 (sbitmap_verify_popcount): Delete.
8322 (sbitmap_alloc): Don't initialize the popcount field.
8323 (sbitmap_alloc_with_popcount): Delete.
8324 (sbitmap_resize): Don't resize the popcount array.
8325 (sbitmap_vector_alloc): Don't initialize the popcount field.
8326 (bitmap_copy): Don't copy the popcount array.
8327 (bitmap_clear): Don't clear the popcount array.
8328 (bitmap_clear): Delete the popcount array handling.
8329 (bitmap_ior_and_compl): Delete the popcount assert.
8330 (bitmap_not): Ditto.
8331 (bitmap_and_compl): Ditto.
8332 (bitmap_and): Delete the popcount array handling.
8333 (bitmap_xor): Ditto.
8334 (bitmap_ior): Ditto.
8335 (bitmap_or_and): Delete the popcount assert.
8336 (bitmap_and_or): Ditto.
8337 (popcount_table): Delete.
8338 (sbitmap_elt_popcount): Delete.
8339 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8340 (bitmap_set_bit): Delete the popcount assert.
8341 (bitmap_clear_bit): Ditto.
8342 (sbitmap_free): Don't free the popcount array.
8343 (sbitmap_alloc_with_popcount): Delete declaration.
8344 (sbitmap_popcount): Ditto.
8346 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8347 Andrew Burgess <andrew.burgess@embecosm.com>
8349 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8350 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8351 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8352 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8353 * config/arc/arc.opt (mcmem): New option.
8354 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8355 supply length for r/m alternative.
8356 (*extendqisi2_ac): Likewise.
8357 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8359 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8360 (movhi_insn): Likewise.
8361 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8362 (*zero_extendqihi2_i): Add r/Ucm alternative.
8363 (*zero_extendqisi2_ac): Likewise.
8364 (*zero_extendhisi2_i): Likewise.
8365 * config/arc/constraints.md (Uex): New memory constraint.
8366 (Ucm): New define_constraint.
8367 * config/arc/predicates.md (long_immediate_loadstore_operand):
8368 Return 0 for MEM with cmem_address address.
8369 (cmem_address_0): New predicates.
8370 (cmem_address_1): Likewise.
8371 (cmem_address_2): Likewise.
8372 (cmem_address): Likewise.
8374 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8376 * config/rs6000/rs6000.c (machine_function): Rename
8377 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8378 (rs6000_stack_info): Adjust.
8380 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8381 Andrew Burgess <andrew.burgess@embecosm.com>
8383 * config/arc/constraints.md (Usd): Convert to define_constraint.
8387 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8390 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8391 Add new peephole2 where the first insn is *mov<mode>_or instead of
8392 *mov<mode>_internal.
8394 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8396 * tracer.c (bb_seen): Make static.
8398 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8400 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8401 support, setup defaults.
8402 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8403 * config/arc/arc.c (arc_init): Add NPS400 support.
8404 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8405 (TARGET_ARC700): NPS400 is also an ARC700.
8406 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8408 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8411 * config/nds32/nds32.md (casesi): Don't access the operands array
8414 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8417 (or $-1,reg peephole2): Ditto.
8418 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8420 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8422 * doc/extend.texi (Common Function Attributes) [optimize]:
8423 Discourage use of the optimize attribute.
8425 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8427 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8428 special case builtin.
8429 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8430 ALTIVEC_BUILTIN_VEC_ADDE.
8431 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8432 support for ALTIVEC_BUILTIN_VEC_ADDE.
8433 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8434 for __builtin_vec_adde.
8436 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8438 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8439 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8441 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8444 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8445 attributes): Document cilkplus_runtime.
8447 2016-04-28 Martin Jambor <mjambor@suse.cz>
8449 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8450 this function. Call verify_expr on MEM_REFs and bases of other
8453 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8455 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8456 for WORD_REGISTER_OPERATIONS to runtime check.
8458 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8460 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8462 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8464 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8465 big-endian compilation.
8466 * config/arc/arc.md (addf3): Likewise.
8470 2016-04-28 Richard Biener <rguenther@suse.de>
8472 PR tree-optimization/70840
8473 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8474 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8475 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8476 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8478 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8480 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8481 and explain why in a comment.
8483 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8485 * config/arc/arc.md (cpu_facility): Add fpx variant.
8486 (subdf3): Prohibit use reverse sub when assist operations option
8488 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8489 instructions only when FPX is enabled.
8490 * testsuite/gcc.target/arc/trsub.c: New test.
8492 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8495 mult_operator when calculating "type" attribute.
8496 (*fop_<mode>_1_i387): Ditto.
8497 (*fop_xf_1_i387): Ditto.
8498 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8499 Use std::swap to swap operands. Use RTL expressions to generate
8502 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8503 Joern Rennecke <joern.rennecke@embecosm.com>
8505 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8507 (emit_pic_move): Remove.
8508 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8509 * config/arc/arc.c (emit_pic_move): Removed.
8510 (TARGET_HAVE_TLS): Define.
8511 (arc_conditional_register_usage): Test for arc_tp_regno.
8512 (arc_print_operand, arc_print_operand_address): Handle TLS
8514 (arc_needs_pcl_p): New function.
8515 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8516 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8517 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8518 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8519 (arc_legitimize_tls_address): Likewise.
8520 (DTPOFF_ZERO_SYM): Define.
8521 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8522 (arc_output_pic_addr_const): Print TLS unspecs.
8523 (prepare_pic_move): New function, replaces emit_pic_move.
8524 (arc_legitimate_constant_p): Handle TLS unspecs.
8525 (arc_legitimate_address_p): Likewise.
8526 (arc_rewrite_small_data_p): Use assert for TLS constants.
8527 (prepare_move_operands): Use prepare_pic_move.
8528 (arc_legitimize_address): Legitimize tls addresses.
8529 (arc_epilogue_uses): Check for arc_tp_regno.
8530 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8531 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8533 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8535 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8536 %(arc_tls_extra_start_spec).
8537 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8538 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8540 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8541 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8542 (UNSPEC_TLS_OFF): Add.
8544 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8545 (get_thread_pointersi): New patterns.
8546 * config/arc/arc.opt (mtp-regno): New option.
8547 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8548 (move_dest_operand): Likewise.
8549 * configure: Regenerate.
8550 * configure.ac: Add arc*-*-* case to test for tls.
8551 * doc/invoke.texi (ARC options): Document mtp-regno.
8553 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8555 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8556 the new ARC HS SIMD instructions.
8557 (arc_preferred_simd_mode): New function.
8558 (arc_autovectorize_vector_sizes): Likewise.
8559 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8560 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8561 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8562 (arc_init_builtins): Add new SIMD builtin types.
8563 (arc_split_move): Handle 64 bit vector moves.
8564 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8565 (TARGET_PLUS_QMACW): Define.
8566 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8567 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8568 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8569 (VSUBADD4H): New builtins.
8570 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8571 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8573 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8574 Matthias Klose <doko@debian.org>
8576 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8578 2016-04-28 Richard Biener <rguenther@suse.de>
8581 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8584 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8586 * common/config/sh/sh-common.c: Remove SH5 support.
8587 * config/sh/constraints.md: Likewise.
8588 * config/sh/config/sh/elf.h: Likewise.
8589 * config/sh/linux.h: Likewise.
8590 * config/sh/netbsd-elf.h: Likewise.
8591 * config/sh/predicates.md: Likewise.
8592 * config/sh/sh-c.c: Likewise.
8593 * config/sh/sh-protos.h: Likewise.
8594 * config/sh/sh.c: Likewise.
8595 * config/sh/sh.h: Likewise.
8596 * config/sh/sh.md: Likewise.
8597 * config/sh/sh.opt: Likewise.
8598 * config/sh/sync.md: Likewise.
8599 * config/sh/sh64.h: Delete.
8600 * config/sh/shmedia.h: Likewise.
8601 * config/sh/shmedia.md: Likewise.
8602 * config/sh/sshmedia.h: Likewise.
8603 * config/sh/t-netbsd-sh5-64: Likewise.
8604 * config/sh/t-sh64: Likewise.
8605 * config/sh/ushmedia.h: Likewise.
8607 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8609 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8610 general_reg_operand instead of register_operand predicate.
8612 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8614 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8616 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8618 * match.pd (A - B > A, A + B < A): New transformations.
8620 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8622 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8623 which defaults to true. Emit an outer pair of parentheses only if
8624 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8625 don't emit parentheses for the right-hand operand.
8627 2016-04-27 Jeff Law <law@redhat.com>
8629 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8631 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8633 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8634 (altivec_lvx_<mode>_internal): Document.
8635 (altivec_lvx_<mode>_2op): New define_insn.
8636 (altivec_lvx_<mode>_1op): Likewise.
8637 (altivec_lvx_<mode>_2op_si): Likewise.
8638 (altivec_lvx_<mode>_1op_si): Likewise.
8639 (altivec_stvx_<mode>): Remove.
8640 (altivec_stvx_<mode>_internal): Document.
8641 (altivec_stvx_<mode>_2op): New define_insn.
8642 (altivec_stvx_<mode>_1op): Likewise.
8643 (altivec_stvx_<mode>_2op_si): Likewise.
8644 (altivec_stvx_<mode>_1op_si): Likewise.
8645 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8646 Expand vec_ld and vec_st during parsing.
8647 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8649 (altivec_expand_stvx_be): Likewise.
8650 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8651 address-masking behavior in RTL.
8652 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8653 address-masking behavior in RTL.
8654 (altivec_expand_builtin): Change builtin code arguments for calls
8655 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8656 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8657 presence of lvx/stvx patterns.
8658 (alignment_with_canonical_addr): New function.
8659 (alignment_mask): Likewise.
8660 (find_alignment_op): Likewise.
8661 (recombine_lvx_pattern): Likewise.
8662 (recombine_stvx_pattern): Likewise.
8663 (recombine_lvx_stvx_patterns): Likewise.
8664 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8665 stvx patterns from expand.
8666 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8668 (vector_altivec_store_<mode>): Likewise.
8670 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8672 * config/aarch64/aarch64.md
8673 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8674 remove the "fp" attributes.
8675 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8676 add the "simd" attributes.
8677 (*movdf_aarch64): Likewise.
8678 (*movtf_aarch64): Remove the "fp" attributes.
8679 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8680 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8682 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8684 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8685 rtx to rtx_code_label *.
8686 * rtl.h (maybe_set_first_label_num): Likewise.
8688 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8690 * df-core.c (df_add_problem): Make the problem param be const.
8691 (df_remove_problem): Make local "problem" be const.
8692 * df-problems.c (problem_RD): Make const.
8693 (problem_LR): Likewise.
8694 (problem_LIVE): Likewise.
8695 (problem_MIR): Likewise.
8696 (problem_CHAIN): Likewise.
8697 (problem_WORD_LR): Likewise.
8698 (problem_NOTE): Likewise.
8699 (problem_MD): Likewise.
8700 * df-scan.c (problem_SCAN): Likewise.
8701 * df.h (struct df_problem): Make field "dependent_problem" be
8703 (struct dataflow): Likewise for field "problem".
8704 (df_add_problem): Make param const.
8706 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8708 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8709 inter-unit moves to/from vector registers are enabled. Do not disable
8712 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8714 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8715 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8717 (enum df_problem_id): ...this new enum.
8718 (struct df_problem): Convert field "id" from "int" to
8721 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8723 * rtl.def: Update comment for "things in the instruction chain" to
8724 reflect the removal of the leading "i" field for INSN_UID in
8725 r210360. Fix bogus apostrophe.
8727 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8729 * config/i386/i386.md
8730 (lea arith with mem operand + setcc peephole2): Set operator mode.
8732 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8735 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8736 (dimode_scalar_to_vector_candidate_p): This.
8737 (timode_scalar_to_vector_candidate_p): New function.
8738 (scalar_to_vector_candidate_p): Likewise.
8739 (timode_check_non_convertible_regs): Likewise.
8740 (timode_remove_non_convertible_regs): Likewise.
8741 (remove_non_convertible_regs): Likewise.
8742 (remove_non_convertible_regs): Renamed to ...
8743 (dimode_remove_non_convertible_regs): This.
8744 (scalar_chain::~scalar_chain): Make it virtual.
8745 (scalar_chain::compute_convert_gain): Make it pure virtual.
8746 (scalar_chain::mark_dual_mode_def): Likewise.
8747 (scalar_chain::convert_insn): Likewise.
8748 (scalar_chain::convert_registers): Likewise.
8749 (scalar_chain::add_to_queue): Make it protected.
8750 (scalar_chain::emit_conversion_insns): Likewise.
8751 (scalar_chain::replace_with_subreg): Likewise.
8752 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8753 (scalar_chain::convert_op): Likewise.
8754 (scalar_chain::convert_reg): Likewise.
8755 (scalar_chain::make_vector_copies): Likewise.
8756 (scalar_chain::convert_registers): New pure virtual function.
8757 (class dimode_scalar_chain): New class.
8758 (class timode_scalar_chain): Likewise.
8759 (scalar_chain::mark_dual_mode_def): Renamed to ...
8760 (dimode_scalar_chain::mark_dual_mode_def): This.
8761 (timode_scalar_chain::mark_dual_mode_def): New function.
8762 (timode_scalar_chain::convert_insn): Likewise.
8763 (dimode_scalar_chain::convert_registers): Likewise.
8764 (scalar_chain::compute_convert_gain): Renamed to ...
8765 (dimode_scalar_chain::compute_convert_gain): This.
8766 (scalar_chain::replace_with_subreg): Renamed to ...
8767 (dimode_scalar_chain::replace_with_subreg): This.
8768 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8769 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8770 (scalar_chain::make_vector_copies): Renamed to ...
8771 (dimode_scalar_chain::make_vector_copies): This.
8772 (scalar_chain::convert_reg): Renamed to ...
8773 (dimode_scalar_chain::convert_reg ): This.
8774 (scalar_chain::convert_op): Renamed to ...
8775 (dimode_scalar_chain::convert_op): This.
8776 (scalar_chain::convert_insn): Renamed to ...
8777 (dimode_scalar_chain::convert_insn): This.
8778 (scalar_chain::convert): Call convert_registers.
8779 (convert_scalars_to_vector): Change to scalar_chain pointer to
8780 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8781 in 32-bit mode. Delete scalar_chain pointer. Call
8782 free_dominance_info in 64-bit mode.
8783 (pass_stv::gate): Remove TARGET_64BIT check.
8784 (ix86_option_override): Put the 64-bit STV pass before the CSE
8787 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8789 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8790 dw_loc_frame_offset field.
8791 * dwarf2out.c (new_loc_descr): Likewise.
8792 (resolve_args_picking_1): Turn the VISITED hash set into a
8793 FRAME_OFFSET hash map. Use it to associate a frame offset to
8794 visited nodes. Remove uses of the CHECKING_P macro.
8795 (resolve_args_picking): Update call to resolve_args_picking_1.
8797 2016-04-27 Martin Liska <mliska@suse.cz>
8799 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8800 (free_loop_data): Release vuses of groups.
8802 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8804 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8805 instead of redundant use_id and boolean have_use_for.
8806 (struct iv_use): Change sub_id into group_id. Remove field next.
8807 Move fields: related_cands, n_map_members, cost_map and selected
8809 (struct iv_group): ... here. New structure.
8810 (struct iv_common_cand): Use structure declaration directly.
8811 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8812 (MAX_CONSIDERED_USES): Rename macro to ...
8813 (MAX_CONSIDERED_GROUPS): ... here.
8814 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8815 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8816 (dump_uses): Rename to ...
8817 (dump_groups): ... here. Update all uses.
8818 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8819 (find_induction_variables): Refactor format of dump information.
8820 (record_sub_use): Delete.
8821 (record_use): Update all uses.
8822 (record_group): New function.
8823 (record_group_use, find_interesting_uses_op): Call above functions.
8825 (find_interesting_uses_cond): Ditto.
8826 (group_compare_offset): New function.
8827 (split_all_small_groups): Rename to ...
8828 (split_small_address_groups_p): ... here. Update all uses.
8829 (split_address_groups): Update all uses.
8830 (find_interesting_uses): Refactor format of dump information.
8831 (add_candidate_1): Update all uses. Remove redundant check on iv,
8833 (add_candidate, record_common_cand): Remove redundant assert.
8834 (add_iv_candidate_for_biv): Update use.
8835 (add_iv_candidate_derived_from_uses): Update all uses.
8836 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8837 (alloc_use_cost_map): Ditto.
8838 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8839 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8840 (determine_use_iv_cost_generic): Ditto.
8841 (determine_group_iv_cost_generic): Ditto.
8842 (determine_use_iv_cost_address): Ditto.
8843 (determine_group_iv_cost_address): Ditto.
8844 (determine_use_iv_cost_condition): Ditto.
8845 (determine_group_iv_cost_cond): Ditto.
8846 (determine_use_iv_cost): Ditto.
8847 (determine_group_iv_cost): Ditto.
8848 (set_autoinc_for_original_candidates): Update all uses.
8849 (find_iv_candidates): Update all uses. Refactor dump information.
8850 (determine_use_iv_costs): Ditto.
8851 (determine_iv_costs): Ditto.
8852 (iv_ca_cand_for_use): Rename to ...
8853 (iv_ca_cand_for_group): ... here. Update all uses.
8854 (iv_ca_add_use, iv_ca_add_group): Ditto.
8855 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8856 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8857 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8858 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8859 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8860 (create_new_iv, adjust_iv_update_pos): Ditto.
8861 (rewrite_use_address): Delete.
8862 (rewrite_use_address_1): Rename to ...
8863 (rewrite_use_address): ... here.
8864 (rewrite_use_compare): Update all uses.
8865 (rewrite_use): Delete.
8866 (rewrite_uses): Rename to ...
8867 (rewrite_groups): ... here. Update all uses.
8868 (remove_unused_ivs, free_loop_data): Update all uses.
8869 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8871 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8873 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8874 for WORD_REGISTER_OPERATIONS to runtime check.
8876 2016-04-27 Richard Biener <rguenther@suse.de>
8879 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8880 aggregate_value_p to determine if a function result is
8881 returned by reference.
8882 (ipa_pta_execute): Functions having their address taken are
8883 not automatically nonlocal.
8885 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8888 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8889 * fold-const.c (operand_equal_p): If flag_checking and
8890 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8891 and if it returns non-zero, assert iterative_hash_expr on both
8894 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8896 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8898 2016-04-27 Nick Clifton <nickc@redhat.com>
8901 * varasm.c (merge_weak): Generate an error if an attempt is made
8902 to convert a non-weak static function into a weak, public function.
8904 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8906 * params.def (MAX_PARTITION_SIZE): New param.
8907 * doc/invoke.texi: Document lto-max-partition.
8909 2016-04-27 Richard Biener <rguenther@suse.de>
8912 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8913 function cummulating used_from_other_partition, externally_visible
8914 and force_output from aliases.
8915 (refered_from_nonlocal_var): Likewise.
8916 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8917 node flags properly.
8919 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8921 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8922 (-Wmemset-elt-size): New item.
8924 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8927 * stor-layout.h (internal_reference_types): Delete.
8928 * stor-layout.c (reference_types_internal): Likewise.
8929 (internal_reference_types): Likewise.
8930 (layout_type) <REFERENCE_TYPE>: Adjust.
8932 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8935 * tree.h (inchash::add_expr): Add FLAGS argument.
8936 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8937 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8938 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8939 Formatting fix. Adjust recursive calls. For tcc_comparison,
8940 if swap_tree_comparison (code) is smaller than code, hash that
8941 and arguments in the other order. Hash CONVERT_EXPR the same
8942 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8943 of ADDR_EXPR of decl as the decl itself. Add or remove
8944 OEP_ADDRESS_OF from recursive flags as needed. For
8945 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8946 operands commutatively and only the third one normally.
8947 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8949 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8951 * config/rtems.h (LIB_SPEC): Add -latomic.
8953 2016-04-27 Joel Sherrill <joel@rtems.org>
8955 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8956 xilink.ld and flags not relevant to RTEMS.
8958 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8960 * toplev.c (backend_init_target): Avoid calling init_reload when using
8963 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8965 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8966 for loops rather than one for the whole function.
8968 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8970 * match.pd (X + CST CMP X): New transformation.
8972 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8974 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8975 * fold-const.c (fold_binary_loc): Remove 2 transformations
8976 superseded by match.pd.
8977 * match.pd (x+x -> x*2): Generalize to integers.
8979 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8981 * config/i386/i386.md (operation on memory peephole): Duplicate an
8982 existing peephole and adapt it to match lea rather than an operation
8985 PR rtl-optimization/57193
8986 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8988 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8990 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8992 * tree-if-conv.c (any_pred_load_store): New static variable.
8993 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8994 any_pred_load_store instead of and_mask_load_store.
8995 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8996 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8997 (combine_blocks, tree_if_conversion): Ditto.
8999 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9001 PR tree-optimization/70771
9002 PR tree-optimization/70775
9003 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9004 virtual PHI nodes. Delete parameter.
9005 (if_convertible_loop_p_1): Delete argument to above function.
9006 (predicate_all_scalar_phis): Delete code handling single-argument
9008 (tree_if_conversion): Mark and update virtual SSA.
9010 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9013 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9014 (x86_elf_aligned_common): Rename to ...
9015 (x86_elf_aligned_decl_common): ... this.
9016 Add decl arg. Switch to .lbss for largecomm object. Use
9017 LARGECOMM_SECTION_ASM_OP.
9018 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9020 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9021 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9023 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9024 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9026 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9029 * config/i386/i386.c (SECTION_LARGE): Define.
9030 (x86_64_elf_select_section): Set it for large data/bss sections.
9031 Only clear SECTION_WRITE for .lrodata.
9032 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9034 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9035 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9036 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9038 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9039 * doc/tm.texi: Regenerate.
9041 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9044 * configure.ac (--enable-checking): Document extra flag, for
9045 non-release builds default to --enable-checking=yes,extra.
9046 If misc checking and extra checking, define CHECKING_P to 2 instead
9048 * common.opt (fchecking=): Add.
9049 * doc/invoke.texi (-fchecking=): Document.
9050 * doc/install.texi: Document --enable-checking changes.
9051 * configure: Regenerated.
9052 * config.in: Regenerated.
9054 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9056 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9057 attribute instead of which_alternative.
9058 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9059 Use EXT_REX_SSE_REG_P where appropriate.
9061 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/predicates.md (const0_operand): Do not match
9064 const_wide_int code.
9065 (const1_operand): Ditto.
9067 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9070 for SSE constm1 operands and TARGET_AVX512VL.
9071 (*movti_internal): Ditto.
9072 (*mov<mode>_or): Use constm1_operand predicate.
9073 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9074 for SSE vector_all_ones operands and TARGET_AVX512VL.
9075 * config/i386/predicates.md (constm1_operand): New predicate.
9076 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9077 emission of constant -1 load.
9079 2016-04-25 Jason Merrill <jason@redhat.com>
9081 * gdbinit.in: Skip is-a.h.
9083 * attribs.c (register_scoped_attributes): Fix logic.
9084 * attribs.h: Declare register_scoped_attributes.
9086 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9088 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9089 stxvd2x and stxvw4x built-in functions.
9091 2016-04-25 DJ Delorie <dj@redhat.com>
9093 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9094 (ashrhi3): Likewise.
9095 (lshrhi3): Likewise.
9097 2016-04-25 Richard Biener <rguenther@suse.de>
9099 PR tree-optimization/70780
9100 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9102 (compute_antic): Mark blocks with abnormal preds as visited as
9103 they have a final empty antic-in solution already.
9105 2016-04-25 Michael Collison <michael.collison@linaro.org>
9107 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9109 2016-04-25 Michael Collison <michael.collison@linaro.org>
9111 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9112 mode is VQI to improve mixed mode vectorization.
9113 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9114 define_insn to match low half of signed vaddw.
9115 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9116 define_insn to match high half of signed vaddw.
9117 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9118 define_insn to match low half of unsigned vaddw.
9119 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9120 define_insn to match high half of unsigned vaddw.
9121 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9122 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9123 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9125 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9126 * config/arm/predicates.md (vect_par_constant_high): Support
9127 big endian and simplify by calling
9128 arm_simd_check_vect_par_cnst_half
9129 (vect_par_constant_low): Likewise.
9131 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9133 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9134 predicate for operand 2.
9136 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9137 H.J. Lu <hongjiu.lu@intel.com>
9139 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9140 machine_mode argument.
9141 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9142 constm1_rtx operands. For VOIDmode constants, get mode from
9143 pred_mode. Check mode size if the mode is supported by ABI.
9144 (standard_sse_constant_opcode): Do not use standard_constant_p.
9145 Strictly check ABI support for all-ones operands.
9146 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9147 immediates. Update calls to standard_sse_constant_p.
9148 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9149 (ix86_rtx_costs): Ditto.
9150 * config/i386/i386.md (*movxi_internal_avx512f): Use
9151 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9152 Use (v,BC) alternative instead of (v,C). Use register_operand
9153 checks instead of MEM_P.
9154 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9155 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9156 isa attribute. Use register_operand checks instead of MEM_P.
9157 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9158 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9159 alternative and corresponding sse2 isa attribute.
9160 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9161 to standard_sse_constant_p.
9162 (FP constant splitters): Ditto.
9163 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9165 * config/i386/predicates.md (constm1_operand): Remove.
9166 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9167 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9168 vector_all_ones_operand instead of constm1_operand.
9170 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9172 * print-rtl.c (print_rtx_insn_vec): New function.
9173 * print-rtl.h: New prototype.
9174 * store-motion.c (struct st_expr): Make avail_stores a vector.
9175 (st_expr_entry): Adjust.
9176 (free_st_expr_entry): Likewise.
9177 (print_store_motion_mems): Likewise.
9178 (find_moveable_store): Likewise.
9179 (compute_store_table): Likewise.
9180 (delete_store): Likewise.
9181 (build_store_vectors): Likewise.
9183 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9185 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9187 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9189 * vec.h (vec_safe_contains): New function.
9190 (vec::contains): Likewise.
9191 (vec::begin): Likewise.
9192 (vec::end): Likewise.
9194 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9197 * cfgexpand.c (expand_stack_vars): Fix typo.
9199 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9201 * system.h (list, map, set, vector): Include conditionally.
9202 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9203 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9204 * ipa-icf.c (INCLUDE_LIST): Define.
9205 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9206 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9207 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9208 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9209 * cp/logic.cc (INCLUDE_LIST): Define.
9210 * fortran/trans-common.c (INCLUDE_MAP): Define.
9212 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9214 * auto-profile.c: Remove <string.h> include.
9215 * ipa-icf-gimple.c: Remove <list> include.
9216 * diagnostic.c: Remove <new> include.
9217 * genmatch.c: Likewise.
9218 * pretty-print.c: Likewise.
9219 * toplev.c: Likewise
9220 * c/c-objc-common.c: Likewise.
9221 * cp/error.c: Likewise.
9222 * fortran/error.c: Likewise.
9224 2016-04-22 Richard Biener <rguenther@suse.de>
9226 * lto-streamer-in.c (input_ssa_names): Do not allocate
9227 GIMPLE_NOP for all SSA names.
9228 * lto-streamer-out.c (output_ssa_names): Do not output
9229 SSA names that should have been released.
9231 2016-04-22 Richard Biener <rguenther@suse.de>
9233 PR tree-optimization/70740
9234 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9237 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9240 * config/i386/predicates.md (call_insn_operand): Replace
9241 sibcall_memory_operand with memory_operand.
9243 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9245 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9246 has_single_use() tests.
9247 (register_edge_assert_for_1): Likewise.
9248 (find_assert_locations_1): Check the liveness bitmap instead of
9249 checking has_single_use().
9251 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9254 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9255 Extract AVX-512BW constraint from AVX.
9257 2016-04-21 Richard Biener <rguenther@suse.de>
9259 PR tree-optimization/70725
9260 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9261 for phi_convertible_by_degenerating_args.
9262 (predicate_all_scalar_phis): Handle single-argument PHIs.
9264 2016-04-21 Richard Biener <rguenther@suse.de>
9267 * fold-const.c (fold_comparison): Return properly typed
9270 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9272 PR tree-optimization/70715
9273 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9274 after expanding BASE using expand_simple_operations.
9276 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9278 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9279 New transformations.
9281 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9283 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9285 2016-04-20 Jan Hubicka <jh@suse.cz>
9287 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9288 ultiimate_alias_target.
9289 (update_callee_keys): Likewise.
9290 (lookup_recursive_calls): Likewise.
9291 (speculation_useful_p): Likewise.
9293 2016-04-20 Jan Hubicka <jh@suse.cz>
9296 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9297 (set_nothrow_flag_1): ... this; handle interposition correctly;
9298 recurse on aliases and thunks.
9299 (cgraph_node::set_nothrow_flag): New.
9300 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9301 functions compiled with non-call exceptions that binds to current
9303 (propagate_nothrow): Be safe WRT interposition.
9304 * cgraph.h (set_nothrow_flag): Update prototype.
9306 2016-04-18 Jan Hubicka <jh@suse.cz>
9308 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9309 max_loop_iterations_int.
9310 (tree_unswitch_outer_loop): Likewise.
9312 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9314 PR tree-optimization/69489
9315 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9316 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9317 Revise dump message.
9318 (if_convertible_bb_p): Remove check on edge count of basic block's
9321 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9323 PR tree-optimization/56625
9324 PR tree-optimization/69489
9325 * tree-data-ref.h (DR_INNERMOST): New macro.
9326 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9327 hashing struct innermost_loop_behavior.
9328 (ref_DR_map): Remove.
9329 (innermost_DR_map): New map.
9330 (baseref_DR_map): Revise comment.
9331 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9332 to innermost_DR_map accroding to its innermost loop behavior.
9333 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9334 to its innermost loop behavior.
9335 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9336 Add initialization for innermost_DR_map. Record memory reference
9337 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9338 have innermost loop behavior.
9339 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9342 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9344 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9345 *lea_general_1. Use explicit SWI12 mode interator.
9346 (*lea<mode>_general_2): Rename from *lea_general_2.
9347 Use explicit SWI12 mode interator.
9348 (*lea<mode>_general_3): Rename from *lea_general_3.
9349 Use explicit SWI12 mode interator.
9350 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9351 Use explicit SWI12 mode interator.
9352 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9353 Use explicit SWI48 mode interator.
9355 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9357 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9358 Short-cut unaligned load and store cases. Handle all integer
9360 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9361 and store cases. Call ix86_avx256_split_vector_move_misalign
9362 directly without checking mode class.
9364 2016-04-20 Andrew Pinski <apinski@cavium.com>
9365 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9368 * config/aarch64/aarch64.md (sibcall): Force call
9369 address to be DImode for ILP32.
9370 (sibcall_value): Likewise.
9372 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9374 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9376 2016-04-20 Richard Biener <rguenther@suse.de>
9378 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9379 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9380 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9381 (maybe_push_res_to_seq): Adjust.
9382 * gimple-fold.c (maybe_build_generic_op): Likewise.
9384 2016-04-20 Marek Polacek <polacek@redhat.com>
9386 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9389 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9391 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9392 use kmovw to support AVX512F target.
9394 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9396 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9398 2016-04-20 Marek Polacek <polacek@redhat.com>
9400 PR tree-optimization/70725
9401 * tree-if-conv.c (is_false_predicate): New function.
9402 (predicate_mem_writes): Use it.
9404 2016-04-20 Richard Biener <rguenther@suse.de>
9406 PR tree-optimization/70726
9407 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9408 shift amounts from a pattern stmt operand.
9410 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9413 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9414 stack_restore_from_fpr pattern when restoring r15.
9415 (s390_optimize_prologue): Strip away the memory barrier in the
9416 parallel when trying to get rid of restore insns.
9417 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9418 definition for loading the stack pointer from an FPR. Compared to
9419 the normal move insn this pattern includes a full memory barrier.
9421 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9424 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9425 implicitly linear or lastprivate iterator on the outer context.
9427 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9429 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9431 * config/i386/i386.md (ssememalign): Removed.
9432 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9434 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9437 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9438 const short * to __builtin_ia32_loaddquhi512_mask.
9439 (_mm512_maskz_loadu_epi16): Likewise.
9440 (_mm512_mask_storeu_epi16): Pass short * to
9441 __builtin_ia32_storedquhi512_mask.
9442 (_mm512_mask_loadu_epi8): Pass const char * to
9443 __builtin_ia32_loaddquqi512_mask.
9444 (_mm512_maskz_loadu_epi8): Likewise.
9445 (_mm512_mask_storeu_epi8): Pass char * to
9446 __builtin_ia32_storedquqi512_mask.
9447 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9448 const double * to __builtin_ia32_loadupd512_mask.
9449 (_mm512_mask_loadu_pd): Likewise.
9450 (_mm512_maskz_loadu_pd): Likewise.
9451 (_mm512_storeu_pd): Pass double * to
9452 __builtin_ia32_storeupd512_mask.
9453 (_mm512_mask_storeu_pd): Likewise.
9454 (_mm512_loadu_ps): Pass const float * to
9455 __builtin_ia32_loadups512_mask.
9456 (_mm512_mask_loadu_ps): Likewise.
9457 (_mm512_maskz_loadu_ps): Likewise.
9458 (_mm512_storeu_ps): Pass float * to
9459 __builtin_ia32_storeups512_mask.
9460 (_mm512_mask_storeu_ps): Likewise.
9461 (_mm512_mask_loadu_epi64): Pass const long long * to
9462 __builtin_ia32_loaddqudi512_mask.
9463 (_mm512_maskz_loadu_epi64): Likewise.
9464 (_mm512_mask_storeu_epi64): Pass long long *
9465 to __builtin_ia32_storedqudi512_mask.
9466 (_mm512_loadu_si512): Pass const int * to
9467 __builtin_ia32_loaddqusi512_mask.
9468 (_mm512_mask_loadu_epi32): Likewise.
9469 (_mm512_maskz_loadu_epi32): Likewise.
9470 (_mm512_storeu_si512): Pass int * to
9471 __builtin_ia32_storedqusi512_mask.
9472 (_mm512_mask_storeu_epi32): Likewise.
9473 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9474 char * to __builtin_ia32_storedquqi256_mask.
9475 (_mm_mask_storeu_epi8): Likewise.
9476 (_mm256_mask_loadu_epi16): Pass const short * to
9477 __builtin_ia32_loaddquhi256_mask.
9478 (_mm256_maskz_loadu_epi16): Likewise.
9479 (_mm_mask_loadu_epi16): Pass const short * to
9480 __builtin_ia32_loaddquhi128_mask.
9481 (_mm_maskz_loadu_epi16): Likewise.
9482 (_mm256_mask_loadu_epi8): Pass const char * to
9483 __builtin_ia32_loaddquqi256_mask.
9484 (_mm256_maskz_loadu_epi8): Likewise.
9485 (_mm_mask_loadu_epi8): Pass const char * to
9486 __builtin_ia32_loaddquqi128_mask.
9487 (_mm_maskz_loadu_epi8): Likewise.
9488 (_mm256_mask_storeu_epi16): Pass short * to.
9489 __builtin_ia32_storedquhi256_mask.
9490 (_mm_mask_storeu_epi16): Pass short * to.
9491 __builtin_ia32_storedquhi128_mask.
9492 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9493 const double * to __builtin_ia32_loadupd256_mask.
9494 (_mm256_maskz_loadu_pd): Likewise.
9495 (_mm_mask_loadu_pd): Pass onst double * to
9496 __builtin_ia32_loadupd128_mask.
9497 (_mm_maskz_loadu_pd): Likewise.
9498 (_mm256_mask_storeu_pd): Pass double * to
9499 __builtin_ia32_storeupd256_mask.
9500 (_mm_mask_storeu_pd): Pass double * to
9501 __builtin_ia32_storeupd128_mask.
9502 (_mm256_mask_loadu_ps): Pass const float * to
9503 __builtin_ia32_loadups256_mask.
9504 (_mm256_maskz_loadu_ps): Likewise.
9505 (_mm_mask_loadu_ps): Pass const float * to
9506 __builtin_ia32_loadups128_mask.
9507 (_mm_maskz_loadu_ps): Likewise.
9508 (_mm256_mask_storeu_ps): Pass float * to
9509 __builtin_ia32_storeups256_mask.
9510 (_mm_mask_storeu_ps): ass float * to
9511 __builtin_ia32_storeups128_mask.
9512 (_mm256_mask_loadu_epi64): Pass const long long * to
9513 __builtin_ia32_loaddqudi256_mask.
9514 (_mm256_maskz_loadu_epi64): Likewise.
9515 (_mm_mask_loadu_epi64): Pass const long long * to
9516 __builtin_ia32_loaddqudi128_mask.
9517 (_mm_maskz_loadu_epi64): Likewise.
9518 (_mm256_mask_storeu_epi64): Pass long long * to
9519 __builtin_ia32_storedqudi256_mask.
9520 (_mm_mask_storeu_epi64): Pass long long * to
9521 __builtin_ia32_storedqudi128_mask.
9522 (_mm256_mask_loadu_epi32): Pass const int * to
9523 __builtin_ia32_loaddqusi256_mask.
9524 (_mm256_maskz_loadu_epi32): Likewise.
9525 (_mm_mask_loadu_epi32): Pass const int * to
9526 __builtin_ia32_loaddqusi128_mask.
9527 (_mm_maskz_loadu_epi32): Likewise.
9528 (_mm256_mask_storeu_epi32): Pass int * to
9529 __builtin_ia32_storedqusi256_mask.
9530 (_mm_mask_storeu_epi32): Pass int * to
9531 __builtin_ia32_storedqusi128_mask.
9532 * config/i386/i386-builtin-types.def (PCSHORT): New.
9534 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9535 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9536 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9537 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9538 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9539 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9540 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9541 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9542 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9543 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9544 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9545 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9546 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9547 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9548 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9549 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9550 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9551 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9552 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9553 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9554 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9555 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9556 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9557 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9558 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9559 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9560 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9561 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9562 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9563 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9564 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9565 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9566 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9567 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9568 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9569 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9570 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9571 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9572 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9573 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9574 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9575 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9576 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9577 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9578 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9579 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9580 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9581 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9582 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9584 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9585 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9587 (ix86_expand_vector_move_misalign): Likewise.
9588 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9589 to scalar function prototype for unaligned load/store builtins.
9590 (ix86_expand_special_args_builtin): Updated.
9591 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9592 (UNSPEC_STOREU): Likewise.
9593 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9594 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9595 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9596 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9597 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9598 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9599 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9600 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9601 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9602 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9603 (<avx512>_storedqu<mode>_mask): Likewise.
9604 (*sse4_2_pcmpestr_unaligned): Likewise.
9605 (*sse4_2_pcmpistr_unaligned): Likewise.
9606 (*mov<mode>_internal): Renamed to ...
9607 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9608 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9609 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9610 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9612 2016-04-19 Richard Biener <rguenther@suse.de>
9614 PR tree-optimization/70171
9615 * tree-ssa-phiprop.c: Include stor-layout.h.
9616 (phiprop_insert_phi): Handle the aggregate copy case.
9617 (propagate_with_phi): Likewise.
9619 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9621 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9622 instead of simplify_gen_subreg (... , 0).
9623 (ix86_delegitimize_address): Ditto.
9624 (ix86_split_divmod): Ditto.
9625 (ix86_split_copysign_const): Ditto.
9626 (ix86_split_copysign_var): Ditto.
9627 (ix86_expand_args_builtin): Ditto.
9628 (ix86_expand_round_builtin): Ditto.
9629 (ix86_expand_special_args_builtin): Ditto.
9630 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9631 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9632 (udivmodqi4): Ditto.
9633 (absneg splitters): Ditto.
9634 (*jcc_bt<mode>_1): Ditto.
9636 2016-04-19 Richard Biener <rguenther@suse.de>
9638 PR tree-optimization/70724
9639 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9640 restoring out from ...
9641 (free_scc_vn): ... here.
9642 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9643 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9645 (pass_fre::execute): Restore SSA info.
9647 2016-04-19 Richard Biener <rguenther@suse.de>
9649 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9650 * gimple-walk.c (walk_gimple_op): Initialize it.
9651 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9652 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9653 remapping SSA names of defs.
9654 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9657 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9660 * lra-constraints.c (equiv_substition_p): New.
9661 (process_alt_operands): Use it.
9662 (swap_operands): Swap it.
9663 (curr_insn_transform): Update it.
9665 2016-04-18 Michael Matz <matz@suse.de>
9667 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9668 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9669 * tree-core.h (tree_type_common.align): Use bit-field.
9670 (tree_type_common.spare): New.
9671 (tree_decl_common.off_align): Make smaller.
9672 (tree_decl_common.align): Use bit-field.
9674 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9675 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9676 (scan_sharing_clauses): Ditto.
9677 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9678 (omp_finish_file): Ditto.
9679 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9680 (layout_decl): Ditto.
9681 (relayout_decl): Ditto.
9682 (finalize_record_size): Use SET_TYPE_ALIGN.
9683 (finalize_type_size): Ditto.
9684 (finish_builtin_struct): Ditto.
9685 (layout_type): Ditto.
9686 (initialize_sizetypes): Ditto.
9687 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9688 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9689 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9690 (get_chain_field): Ditto.
9691 (get_trampoline_type): Ditto.
9692 (get_nl_goto_field): Ditto.
9693 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9695 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9696 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9697 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9698 (build_qualified_type): Use SET_TYPE_ALIGN.
9699 (build_aligned_type, build_range_type_1): Ditto.
9700 (build_atomic_base): Ditto.
9701 (build_common_tree_nodes): Ditto.
9702 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9703 (expand_one_stack_var_at): Ditto.
9704 * coverage.c (build_var): Use SET_DECL_ALIGN.
9705 * except.c (init_eh): Ditto.
9706 * function.c (assign_parm_setup_block): Ditto.
9707 * symtab.c (increase_alignment_1): Ditto.
9708 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9709 * tree-vect-stmts.c (ensure_base_align): Ditto.
9710 * varasm.c (align_variable): Ditto.
9711 (assemble_variable): Ditto.
9712 (build_constant_desc): Ditto.
9713 (output_constant_def_contents): Ditto.
9715 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9716 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9717 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9718 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9719 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9721 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9724 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9725 replace %vmovsd with "%vmovq".
9726 (vec_concatv2df): Likewise.
9728 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9730 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9731 (*vec_extractv2si_0): Ditto.
9732 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9733 (zero_extended_scalar_load_operand splitters): Ditto.
9734 (vec_extract splitters): Ditto.
9735 (*vec_extractv4si_0_zext): Ditto.
9736 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9738 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9739 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9740 (*sse4_1_extractps): Use lowpart_subreg.
9741 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9743 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9745 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9747 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9748 Mention Solaris 11 packaging changes.
9749 Update gas and gld requirements.
9750 Remove reference to pre-Solaris 10 bug.
9751 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9753 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9756 2016-04-17 Jan Hubicka <jh@suse.cz>
9758 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9759 max_loop_iterations_int.
9761 2016-04-18 Richard Biener <rguenther@suse.de>
9763 PR tree-optimization/43434
9764 * tree-ssa-structalias.c (struct vls_data): New.
9765 (visit_loadstore): Handle all pointer-based accesses.
9766 (compute_dependence_clique): Compute a bitmap of restrict tags
9767 assigned bases and pass it to visit_loadstore.
9769 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9772 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9773 armv8.1-a and armv8.1-a+crc.
9775 2016-04-18 Richard Biener <rguenther@suse.de>
9777 PR tree-optimization/70701
9778 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9779 references after translating through a memcpy.
9781 2016-04-18 Richard Biener <rguenther@suse.de>
9783 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9784 (compute_antic): ... here. For partial antic use regular
9785 postorder and scrap iteration.
9786 (compute_partial_antic_aux): Remove unused return value.
9787 (init_pre): Do not allocate postorder.
9788 (fini_pre): Do not free postorder.
9790 2016-04-18 Richard Biener <rguenther@suse.de>
9793 * expmed.c (extract_bit_field_1): Remove broken case
9794 using a wider MODE_INT mode.
9796 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9798 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9799 unless compiling with at least GCC-4.8.
9801 2016-04-17 Jan Hubicka <jh@suse.cz>
9804 * graphite.c (graphite_finalize): Update call to
9805 tree_estimate_probability.
9806 * predict.h (tree_estimate_probability): Update prototype.
9808 2016-04-17 Jan Hubicka <jh@suse.cz>
9810 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9811 (tree_estimate_probability): Likewise.
9812 (pass_profile::execute): Update.
9813 (report_predictor_hitrates): New function.
9814 * profile.c (compute_branch_probabilities): Use it.
9815 * predict.h (report_predictor_hitrates): Declare.
9817 2016-04-17 Jan Hubicka <jh@suse.cz>
9820 * cgraph.h (cgraph_node::set_const_flag,
9821 cgraph_node::set_pure_flag): Update prototype to return bool;
9823 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9824 of interposable symbol are interposable, too.
9825 (cgraph_set_const_flag_1): Rename to ...
9826 (set_const_flag_1): ... this one; change to self recursive function
9827 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9828 clearnig the flag in all variants and also virtual thunks of const
9829 functions are pure; track if any change was done.
9830 (cgraph_node::set_const_flag): Update.
9831 (struct set_pure_flag_info): New struct.
9832 (cgraph_set_pure_flag_1): Rename to ...
9833 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9834 rather than pointer encoded flags; track if any changes was done;
9835 handle correctly clearning flag and setting flag of aliases already
9837 (cgraph_node::set_pure_flag): Update.
9838 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9840 2016-04-17 Tom de Vries <tom@codesourcery.com>
9843 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9846 2016-04-17 Tom de Vries <tom@codesourcery.com>
9848 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9849 '{}<> ' as escape-for-record.
9851 2016-04-17 Tom de Vries <tom@codesourcery.com>
9853 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9856 2016-04-17 Tom de Vries <tom@codesourcery.com>
9859 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9860 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9861 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9862 * passes.c (finish_optimization_passes): Only call
9863 finish_graph_dump_file if dfi->graph_dump_initialized.
9864 (execute_function_dump, pass_init_dump_file): Use
9865 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9867 2016-04-17 Tom de Vries <tom@codesourcery.com>
9869 PR tree-optimization/70256
9870 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9871 (debug_varmap): New function.
9873 2016-04-17 Tom de Vries <tom@codesourcery.com>
9876 * passes.c (pass_manager::register_pass): Propagate pflags.
9878 2016-04-17 Tom de Vries <tom@codesourcery.com>
9881 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9882 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9883 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9884 check if it's equal to p_start.
9885 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9887 2016-04-15 Jan Hubicka <jh@suse.cz>
9890 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9891 function does not bind to current def.
9892 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9893 handle conservatively calls to functions that does not need to bind
9895 (check_call): Update call of worse_state.
9896 (ignore_edge_for_nothrow): Update.
9897 (ignore_edge_for_pure_const): Likewise.
9898 (propagate_pure_const): Update calls to worse_state.
9899 (skip_function_for_local_pure_const): Reformat comments.
9901 2016-04-15 Jan Hubicka <jh@suse.cz>
9904 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9905 (cgraph_node::function_symbol): Likewise.
9906 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9907 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9908 (symtab_node::ultimate_alias_target): Add REF parameter.
9909 (symtab_node::binds_to_current_def_p): Declare.
9910 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9911 (cgraph_node::function_symbol): Likewise.
9912 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9913 (cgraph_node::get_availability): Likewise.
9914 (cgraph_edge::binds_to_current_def_p): New inline function.
9915 (varpool_node::get_availability): Add REF parameter.
9916 (varpool_node::ultimate_alias_target): Likewise.
9917 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9918 (symtab_node::binds_to_current_def_p): Likewise.
9919 * varpool.c (varpool_node::get_availability): Likewise.
9921 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9924 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9925 Fix mode size check.
9927 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9929 * BASE-VER: Set to 7.0.0.
9931 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9933 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9935 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9937 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9938 architecture revisions.
9940 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9942 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9943 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9944 * config/i386/i386.md (stack decrement to push peepholes): Guard
9945 with !x86_using_red_zone ().
9947 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9950 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9951 to dump_generic_node.
9952 (NIY): Pass also flags to do_niy.
9954 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9956 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9957 (simd_clone_vector_of_formal_parm_types)
9958 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9959 (simd_clone_mangle, simd_clone_create)
9960 (simd_clone_adjust_return_type, create_tmp_simd_array)
9961 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9962 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9963 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9964 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9965 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9966 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9967 * omp-simd-clone.c: ... this new file.
9968 (simd_clone_vector_of_formal_parm_types): Make it static.
9969 * Makefile.in (OBJS): Add omp-simd-clone.o.
9971 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9974 * config/i386/sse.md: Use proper memory operand modifiers.
9977 2016-04-15 Richard Biener <rguenther@suse.de>
9978 Alan Modra <amodra@gmail.com>
9980 PR tree-optimization/70130
9981 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9982 when alignment stays not the same and no not use the realign
9985 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9988 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9989 direct move handlers for KFmode. Change TFmode handlers test from
9990 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9992 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9995 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9996 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9997 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9998 * tree-ssa-live.c (remove_unused_scope_block_p): When
9999 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10000 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10001 block_ultimate_origin is FUNCTION_DECL.
10002 (remove_unused_locals): If current_function_decl is
10003 polymorphic_ctor_dtor_p, pass initial true to
10004 remove_unused_scope_block_p' is_ctor_dtor_block.
10006 2016-04-14 Martin Sebor <msebor@redhat.com>
10011 * doc/extend.texi (Variable Length): Revert.
10013 2016-04-14 Marek Polacek <polacek@redhat.com>
10014 Jan Hubicka <hubicka@ucw.cz>
10017 * tree.c (verify_type): Disable the canonical type of main variant
10020 2016-04-14 Jason Merrill <jason@redhat.com>
10022 * cfgexpand.c, expr.c: Revert previous change.
10024 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10026 PR middle-end/70643
10027 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10028 when building a mem ref for the incoming reduction variable.
10030 2016-04-14 Richard Biener <rguenther@suse.de>
10032 PR tree-optimization/70614
10033 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10034 loop if the evolution dropped to chrec_dont_know.
10035 (interpret_condition_phi): Likewise.
10037 2016-04-14 Richard Biener <rguenther@suse.de>
10039 PR tree-optimization/70623
10040 * tree-ssa-pre.c (changed_blocks): Make global ...
10041 (compute_antic): ... local here. Move and fix worklist
10042 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10043 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10044 worklist handling, dump when ANTIC_IN changed.
10045 (compute_partial_antic_aux): Remove worklist handling.
10046 (init_pre): Do not compute post dominators. Add a comment about
10047 the CFG order chosen.
10048 (fini_pre): Do not free post dominators.
10050 2016-04-13 Martin Sebor <msebor@redhat.com>
10055 * doc/extend.texi (Variable Length): Document C++ specifics.
10057 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10060 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10061 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10062 eh edges have been purged.
10065 * tree-sra.c (create_access_replacement,
10066 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10068 * tree-pretty-print.c (dump_fancy_name): New function.
10069 (dump_decl_name, dump_generic_node): Use it.
10071 2016-04-13 Jason Merrill <jason@redhat.com>
10073 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10074 * expr.c (expand_expr_real_1): Likewise.
10076 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10078 * config/i386/i386.md (kunpckhi): Swap operands.
10079 (kunpcksi): Likewise.
10080 (kunpckdi): Likewise.
10081 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10082 (vec_pack_trunc_<mode>): Likewise.
10084 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10087 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10089 PR middle-end/70633
10090 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10091 gimplification turns some element into non-constant.
10094 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10095 * explow.c (convert_memory_address_addr_space_1): No longer static,
10096 add NO_EMIT argument and don't call convert_modes if true, pass
10097 it down recursively, remove break after return.
10098 (convert_memory_address_addr_space): Adjust caller.
10099 * simplify-rtx.c (simplify_unary_operation_1): Call
10100 convert_memory_address_addr_space_1 instead of convert_memory_address,
10101 if it returns NULL, don't simplify.
10103 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10106 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10108 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10110 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10111 Bump the upper SIMDLEN limits, so that if the return type or
10112 characteristic type if the return type is void can be passed in
10113 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10116 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10119 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10120 Do not use "=" constraint on an input constraint.
10121 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10122 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10123 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10124 generates (neg (abs ...)) instead of (abs ...).
10126 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10128 PR rtl-optimization/70596
10129 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10130 just invalidate LRA data and reset them. Adjust dump wording.
10132 2016-04-12 Martin Liska <mliska@suse.cz>
10135 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10137 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10139 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10140 max_loop_iterations_int.
10141 (tree_unswitch_outer_loop): Likewise.
10142 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10143 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10145 2016-04-12 Tom de Vries <tom@codesourcery.com>
10147 PR tree-optimization/68756
10148 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10149 instead of new_name.
10151 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10153 PR tree-optimization/70602
10154 * tree-sra.c (generate_subtree_copies): Don't write anything into
10155 constant pool decls.
10157 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10158 regardless whether there are depend clauses or not.
10160 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10163 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10164 target attribute and pragma from changing the -mfloat128
10165 and -mfloat128-hardware options.
10167 * doc/extend.texi (Additional Floating Types): Document PowerPC
10168 __float128 restrictions.
10170 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10173 * config/aarch64/driver-aarch64.c
10174 (aarch64_get_extension_string_for_isa_flags): New.
10175 (arch_extension): Rename to...
10176 (aarch64_arch_extension): ...This.
10177 (ext_to_feat_string): Rename to...
10178 (aarch64_extensions): ...This.
10179 (aarch64_core_data): Keep track of architecture extension flags.
10180 (cpu_data): Rename to...
10181 (aarch64_cpu_data): ...This.
10182 (aarch64_arch_driver_info): Keep track of architecture extension
10184 (get_arch_name_from_id): Rename to...
10185 (get_arch_from_id): ...This, change return type.
10186 (host_detect_local_cpu): Update and reformat for renames, handle
10187 extensions through common infrastructure.
10189 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10192 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10193 track of a canonical flag name.
10194 (all_extensions): Likewise.
10195 (arch_to_arch_name): Also track extension flags enabled by the arch.
10196 (all_architectures): Likewise.
10197 (aarch64_parse_extension): Move to here.
10198 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10200 (aarch64_rewrite_selected_cpu): Update for above change.
10201 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10202 are handled, such that the single explicit value enabled by an
10203 extension is kept seperate from the implicit values it also enables.
10204 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10206 (aarch64_parse_extension): New.
10207 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10208 here to config/aarch64/aarch64-protos.h.
10209 (aarch64_parse_extension): Move from here to
10210 common/config/aarch64/aarch64-common.c.
10211 (aarch64_option_print): Update.
10212 (aarch64_declare_function_name): Likewise.
10213 (aarch64_start_file): Likewise.
10214 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10215 the canonical flag for extensions.
10216 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10219 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10221 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10224 2016-04-09 Tom de Vries <tom@codesourcery.com>
10226 PR tree-optimization/68953
10227 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10228 first to last subscript.
10230 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10232 PR tree-optimization/70586
10233 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10236 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10240 PR tree-optimization/70373
10241 PR middle-end/70533
10242 PR middle-end/70534
10243 PR middle-end/70535
10244 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10245 clauses for acc parallel reductions as necessary. Error on those
10247 * omp-low.c (scan_sharing_clauses): Don't install variables which
10248 are used in acc parallel reductions.
10249 (lower_rec_input_clauses): Remove dead code.
10250 (lower_oacc_reductions): Add support for reference reductions.
10251 (lower_reduction_clauses): Remove dead code.
10252 (lower_omp_target): Don't remap variables appearing in acc parallel
10254 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10256 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10258 PR middle-end/70593
10259 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10260 with multiple SSA_NAME defs, force the outputs other than first
10261 to be live before calling live_track_process_def on each output.
10263 PR rtl-optimization/70574
10264 * fwprop.c (forward_propagate_and_simplify): Don't add
10265 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10266 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10267 paradoxical subregs within *loc.
10269 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10271 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10272 -ftree-parallelize-loops={0,1}.
10273 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10274 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10275 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10276 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10277 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10279 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10282 * asan.c (instrument_derefs): If we get unknown location, extract it
10283 with EXPR_LOCATION.
10284 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10286 2016-04-08 Tom de Vries <tom@codesourcery.com>
10288 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10289 implicit firstprivate clause.
10291 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10294 * config/arm/thumb2.md (tst + branch-> lsls + branch
10295 peephole below *orsi_not_shiftsi_si): Require that condition
10296 register is dead after the peephole.
10297 (second peephole after the above): Likewise.
10299 2016-04-08 Alan Modra <amodra@gmail.com>
10302 * builtins.c (fold_builtin_classify): For IBM extended precision,
10303 look at just the high-order double to test for NaN.
10304 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10305 test just the high double for Inf but both doubles for subnormal
10308 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10310 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10311 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10312 node->simdclone->mask_mode != VOIDmode masks.
10313 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10314 earlier, use it instead of node->simdclone.
10315 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10316 Set clonei->mask_mode.
10318 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10321 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10322 Pass it through to cp_parser_already_scoped_statement.
10323 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10324 it through to cp_parser_statement.
10325 (cp_parser_statement): Pass IF_P through to
10326 cp_parser_iteration_statement.
10327 (cp_parser_pragma): Adjust call to
10328 cp_parser_iteration_statement.
10330 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10333 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10334 resolve a future -Wparentheses warning.
10335 * omp-low.c (scan_sharing_clauses): Likewise.
10336 * tree-parloops.c (eliminate_local_variables): Likewise.
10338 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10340 PR rtl-optimization/70398
10341 * lra-constraints.c (process_address_1): Check zero scale and code
10342 for reloading with zero scale.
10344 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10347 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10349 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10351 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10352 Add support for AVX512F clones, include them by default for
10353 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10354 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10357 PR middle-end/70550
10358 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10359 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10360 firstprivate clauses.
10361 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10362 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10363 (lower_omp_target): Set TREE_NO_WARNING for
10364 non-addressable possibly uninitialized vars which are copied into
10365 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10367 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10369 * config/pa/predicates.md (integer_store_memory_operand): Accept
10370 REG+D operands with a large offset when reload_in_progress is true.
10371 (floating_point_store_memory_operand): Likewise.
10373 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10376 * match.pd (nested int casts): Limit to GIMPLE.
10378 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10381 * ipa-devirt.c (maybe_record_node): Fix comment; use
10382 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10384 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10386 PR rtl-optimization/70542
10387 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10388 if there are any uses other than insn or debug insns.
10390 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10391 Jakub Jelinek <jakub@redhat.com>
10393 PR tree-optimization/70509
10394 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10395 Shift HOST_WIDE_INT_1U instead of 1.
10397 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10399 PR tree-optimization/70509
10400 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10401 of the vector base type for index.
10403 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10406 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10408 2016-04-05 Richard Biener <rguenther@suse.de>
10410 PR tree-optimization/70526
10411 * tree-sra.c (build_ref_for_offset): Use prev_base to
10412 extract the alias pointer type.
10414 2016-04-05 Richard Biener <rguenther@suse.de>
10416 * dse.c (struct store_info): Remove alias_set member.
10417 (struct read_info_type): Likewise.
10418 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10419 spill_deleted, clear_alias_set_lookup): Remove.
10420 (get_group_info): Remove dead base == NULL_RTX case.
10421 (dse_step0): Remove initialization of removed variables.
10422 (delete_dead_store_insn): Reomve alias set dumping.
10423 (free_read_records): Remove alias_set handling.
10424 (canon_address): Remove alias_set_out parameter.
10425 (record_store): Remove spill_alias_set, it's always zero.
10426 (check_mem_read_rtx): Likewise.
10427 (dse_step2): Rename from ...
10428 (dse_step2_nospill): ... this. Adjust.
10429 (scan_stores): Rename from ...
10430 (scan_stores_nospill): ... this.
10431 (scan_reads): Rename from ...
10432 (scan_reads_nospill): ... this.
10433 (scan_stores_spill, scan_reads_spill): Remove.
10434 (dse_step3_scan): Remove for_spills argument which is always false.
10435 (dse_step3): Likewise.
10436 (dse_step5): Rename from ...
10437 (dse_step5_nospill): ... this. Remove alias_set handling.
10438 (rest_of_handle_dse): Adjust.
10440 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10443 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10444 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10445 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10446 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10448 2016-04-05 Richard Biener <rguenther@suse.de>
10450 PR middle-end/70499
10451 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10452 non-register type temporaries into SSA.
10454 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10457 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10458 calls when sanitizing.
10459 (possible_polymorphic_call_target_p): Fix formatting.
10461 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10462 Jakub Jelinek <jakub@redhat.com>
10464 PR middle-end/70457
10465 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10466 to ensure a call statement is compatible with a built-in's
10468 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10471 2016-04-04 Richard Biener <rguenther@suse.de>
10473 PR rtl-optimization/70484
10474 * rtl.h (canon_output_dependence): Declare.
10475 * alias.c (canon_output_dependence): New function.
10476 * dse.c (record_store): Use canon_output_dependence rather
10477 than canon_true_dependence.
10479 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10482 * cgraph.h (symtab_node::copy_visibility_from): New function.
10483 * symtab.c (symtab_node::copy_visibility_from): New function.
10484 * ipa-visibility.c (optimize_weakref): New function.
10485 (function_and_variable_visibility): Use it.
10487 2016-04-04 Martin Liska <mliska@suse.cz>
10490 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10491 value that is really in range handled by SBR instruction.
10492 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10493 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10494 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10496 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10500 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10501 set, but not for SP_REG operands.
10503 2016-04-02 Martin Sebor <msebor@redhat.com>
10506 * fold-const.c (maybe_nonzero_address): New function.
10507 (fold_comparison): Call it. Fold equality and relational
10508 expressions involving null pointers.
10509 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10511 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10513 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10514 the "Y" constraint (scalar FP 0.0 immediate).
10516 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10517 Add the "const_double" to the list of operand constraints.
10519 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10521 PR rtl-optimization/70467
10522 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10523 If low word of the last operand is 0, just emit addition/subtraction
10526 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10529 * config/s390/s390.c (s390_expand_insv): Check for everything
10530 constant instead of just VOIDmode stuff.
10532 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10535 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10537 2016-04-01 Nathan Sidwell <nathan@acm.org>
10539 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10541 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10543 PR rtl-optimization/70461
10544 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10547 2016-03-31 Martin Liska <mliska@suse.cz>
10550 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10551 a tree value or an immediate integer value to a buffer
10552 that is eventually copied to a BRIG section.
10553 (emit_immediate_operand): Call the function here.
10554 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10555 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10556 of class' fields that are removed.
10557 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10558 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10559 m_brig_repr_size fields.
10561 2016-03-31 Martin Liska <mliska@suse.cz>
10564 * hsa-gen.c (hsa_function_representation::update_dominance): New
10566 (convert_addr_to_flat_segment): Likewise.
10567 (gen_hsa_memory_set): New alignment argument.
10568 (gen_hsa_ctor_assignment): Likewise.
10569 (gen_hsa_insns_for_single_assignment): Provide alignment
10570 to gen_hsa_ctor_assignment.
10571 (gen_hsa_insns_for_direct_call): Add new argument.
10572 (expand_lhs_of_string_op): New function.
10573 (expand_string_operation_builtin): Likewise.
10574 (expand_memory_copy): New function.
10575 (expand_memory_set): New function.
10576 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10577 (convert_switch_statements): Change signature.
10578 (generate_hsa): Use a return value of the function.
10579 (pass_gen_hsail::execute): Do not call
10580 convert_switch_statements here.
10581 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10582 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10583 (hsa_function_representation::update_dominance): New function.
10585 2016-03-31 Martin Liska <mliska@suse.cz>
10588 * hsa-brig.c (emit_directive_variable): Emit alignment
10589 according to hsa_symbol::m_align.
10590 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10591 (dump_hsa_symbol): Dump alignment of HSA symbols.
10592 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10593 (gen_hsa_addr_with_align): New function.
10594 (hsa_bitmemref_alignment): Use newly added function.
10595 (gen_hsa_insns_for_load): Likewise.
10596 (gen_hsa_insns_for_store): Likewise.
10597 (gen_hsa_memory_copy): New argument added.
10598 (gen_hsa_insns_for_single_assignment): Respect
10599 alignment for assignments processed via gen_hsa_memory_copy.
10600 (gen_hsa_insns_for_direct_call): Likewise.
10601 (gen_hsa_insns_for_return): Likewise.
10602 (gen_function_def_parameters): Set default alignment.
10603 * hsa.c (hsa_object_alignment): New function.
10604 (hsa_byte_alignment): Pasted function.
10605 * hsa.h (hsa_symbol::m_align): New field.
10607 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10609 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10610 scratch field for goto case.
10612 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10614 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10616 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10619 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10620 (scalar_chain::convert_insn): Call convert_op for reg
10621 moves to handle undefined registers.
10623 2016-03-31 Nathan Sidwell <nathan@acm.org>
10626 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10627 Assert we don't want to move backwards.
10629 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10632 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10634 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10636 PR rtl-optimization/70460
10637 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10638 with operand from REG_LABEL_OPERAND, instead substitute
10639 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10640 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10642 2016-03-31 Martin Liska <mliska@suse.cz>
10644 * passes.c (execute_one_pass): Do not call
10645 todo_after for a discarded function.
10647 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10649 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10650 (no_cost, infinite_cost): Initialize the new field.
10651 (get_computation_cost_at): Record setup cost.
10652 (determine_use_iv_cost_address): Skip cost computation for sub
10653 uses if we can estimate it without losing accuracy.
10655 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10657 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10659 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10660 max_loop_iterations_int.
10661 (tree_unswitch_outer_loop): Likewise.
10662 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10663 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10665 2016-03-30 Richard Biener <rguenther@suse.de>
10667 PR middle-end/70450
10668 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10670 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10673 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10674 in gen_blendm expander.
10676 2016-03-30 Nick Clifton <nickc@redhat.com>
10679 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10680 case where we are already provided with an SImode SUBREG.
10682 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10685 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10686 conflict between DRAP register and __builtin_eh_return.
10688 2016-03-30 Michael Matz <matz@suse.de>
10689 Richard Biener <rguenther@suse.de>
10692 * ipa-polymorphic-call.c (struct type_change_info): Change
10693 speculative to an unsigned allowing to limit the work we do.
10694 (csftc_abort_walking_p): New inline function..
10695 (check_stmt_for_type_change): Limit the number of may-defs
10696 skipped for speculative devirtualization to
10697 max-speculative-devirt-maydefs.
10698 * params.def (max-speculative-devirt-maydefs): New param.
10699 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10701 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10704 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10707 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10709 PR tree-optimization/59124
10710 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10711 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10713 2016-03-29 Jeff Law <law@redhat.com>
10715 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10717 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10719 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10722 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10724 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10725 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10726 gcrt0.o if linking dynamically.
10728 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10731 * ipa-devirt.c (methods_equal_p): New function.
10732 (compare_virtual_tables): Use it.
10733 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10734 * cgraphclones.c (clone_function_name_1): Use
10735 symbol_table::symbol_suffix_separator.
10736 * coverage.c (build_var): Likewise.
10737 * symtab.c (symbol_table::symbol_suffix_separator): New.
10739 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10741 PR rtl-optimization/70429
10742 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10743 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10744 mode != result_mode.
10747 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10749 PR tree-optimization/70405
10750 * ssa-iterators.h (num_imm_uses): Add missing braces.
10752 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10754 PR rtl-optimization/68695
10755 * ira-color.c (allocno_copy_cost_saving): New.
10756 (improve_allocation): Use it.
10758 2016-03-29 Richard Henderson <rth@redhat.com>
10760 PR middle-end/70355
10761 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10763 2016-03-29 Richard Biener <rguenther@suse.de>
10765 PR middle-end/70424
10766 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10767 use alignment returned by get_pointer_alignment_1 if it is
10768 bigger than BITS_PER_UNIT.
10769 * builtins.c (get_pointer_alignment_1): Do not return true
10770 for alignment extracted from SSA info.
10772 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10774 * config/ft32/ft32.opt (mnodiv): New.
10775 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10776 * doc/invoke.texi (FT32 Options -mnodiv): New.
10778 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10781 * config/i386/i386.md (define_split, andn): Fix modes.
10783 2016-03-26 Richard Biener <rguenther@suse.de>
10784 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10787 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10789 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10790 as 2nd argument to cl_optimization_restore().
10792 2016-03-25 Richard Henderson <rth@redhat.com>
10795 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10796 * config/aarch64/aarch64-protos.h: Declare it.
10797 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10799 2016-03-25 Alan Modra <amodra@gmail.com>
10802 * config/rs6000/constraints.md (j): Simplify.
10803 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10805 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10806 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10807 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10808 in all constraint alternatives.
10809 (movtd_64bit_nodm): Delete "j" constraint alternative.
10811 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10813 * tree-ssa-propagate.c: Enhance docs for
10814 SSA_PROP_NOT_INTERESTING.
10816 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10818 * doc/extend.texi: Fix typo in documentation to pure attribute.
10820 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10823 * config/pa/pa.md (bswapdi2): Use a scratch register.
10825 2016-03-24 Richard Henderson <rth@redhat.com>
10827 PR middle-end/69845
10828 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10831 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10833 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10834 using ix86_expand_binary_operator instead of gen_andsi3.
10836 2016-03-24 Richard Biener <rguenther@suse.de>
10838 PR tree-optimization/70396
10839 * tree-vect-stmts.c (vectorizable_comparison): Use
10840 get_vectype_for_scalar_type.
10842 2016-03-24 Richard Biener <rguenther@suse.de>
10844 PR middle-end/70370
10845 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10846 with register bases.
10848 2016-03-24 Richard Biener <rguenther@suse.de>
10850 PR tree-optimization/70372
10851 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10852 build_all_ones_cst to also handle vector types correctly.
10854 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10857 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10860 2016-03-23 Marek Polacek <polacek@redhat.com>
10863 * doc/invoke.texi: Document -Wignored-attributes.
10865 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10867 PR tree-optimization/69042
10868 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10869 parameter from 30 to 40.
10871 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10873 PR tree-optimization/69042
10874 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10875 for use with constant offset stripped in base.
10877 2016-03-23 Richard Biener <rguenther@suse.de>
10879 PR middle-end/70251
10880 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10881 mode compatibility check.
10882 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10884 2016-03-23 Jeff Law <law@redhat.com>
10886 PR tree-optimization/64058
10887 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10889 (struct ssa_conflicts): Move up earlier in the file.
10890 (conflicts_, var_map_): New static variables.
10891 (initialize_conflict_count): New function to initialize the
10892 CONFLICT_COUNT field for each conflict pair.
10893 (compare_pairs): Lazily initialize the conflict count and use it
10894 as the first tie-breaker.
10895 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10896 and wipe conflicts_ and map_ around the call to qsort. Remove
10897 special case for 2 coalesce pairs.
10898 * bitmap.c (bitmap_count_unique_bits): New function.
10899 (bitmap_count_bits_in_word): New function, extracted from
10901 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10902 * bitmap.h (bitmap_count_unique_bits): Declare it.
10904 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10907 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10908 transparent alias chain for decl assembler name.
10909 * config/sol2.c (solaris_assemble_visibility): Likewise.
10911 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10913 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10915 (v10_fdivs): Likewise.
10916 (v10_fdivd): Likewise.
10918 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10921 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10922 to not call fclose twice on file.
10924 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10926 PR tree-optimization/70354
10927 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10928 oprnd0 is wider than oprnd1 and there is a cast from the wider
10929 type to oprnd1, mask it with the mask of the narrower type.
10932 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10933 Optimize TARGET_STV splitters, if high or low word of last argument
10936 2016-03-22 Jeff Law <law@redhat.com>
10939 tree-ssa-threadbackward.c
10940 (fsm_find_control_statement_thread_paths): Correctly distinguish
10941 between old style jump threads vs FSM jump threads.
10943 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10946 * config/i386/i386.c (scalar_chain::convert_op): Support
10947 uninitialized register usage case.
10949 2016-03-22 Richard Biener <rguenther@suse.de>
10951 PR middle-end/70251
10952 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10954 (capture::gen_transform): ... to change behavior when substituting
10955 a condition into cond or not-cond expr context.
10956 (dt_simplify::gen_1): Adjust.
10957 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10958 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10959 last change and instead change to
10960 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10961 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10963 2016-03-22 Anthony Green <green@moxielogic.com>
10965 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10966 issue for moxiebox targets.
10967 (CC1PLUS_SPEC): Ditto.
10969 2016-03-22 Richard Biener <rguenther@suse.de>
10971 PR middle-end/70333
10972 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10975 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10977 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10979 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10982 * config/i386/i386.c (def_builtin): Handle
10983 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10985 (const struct builtin_description bdesc_special_args[]):
10986 Remove duplicate ISA bits.
10988 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10991 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10992 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10993 in a way that works also for AVX512BW.
10996 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10997 instead of source if operands[1] is xmm16 and above and
10998 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10999 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11002 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11003 on assign if (*from_p) is a comparison, set it to
11004 TREE_NO_WARNING (*from_p).
11006 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11008 PR middle-end/70326
11009 * lra.c (restore_scratches): Ignore deleted insns.
11011 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11012 Jakub Jelinek <jakub@redhat.com>
11014 PR tree-optimization/70317
11015 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11018 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11021 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11022 of ix86_expand_move.
11024 (movti): Use general_operand for operand 1 predicate.
11026 2016-03-21 Martin Liska <mliska@suse.cz>
11028 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11030 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11032 2016-03-21 Martin Liska <mliska@suse.cz>
11035 * ipa-icf.c (sem_function::parse): Skip static
11036 constructors and destructors.
11038 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11041 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11042 function-like macro, peek following token(s) if it is followed
11043 by CPP_OPEN_PAREN token with optional padding in between, and
11044 if not, don't treat it like a macro.
11046 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11047 Alexander Monakov <amonakov@ispras.ru>
11049 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11050 for the stabs debug format.
11052 2016-03-21 Richard Biener <rguenther@suse.de>
11054 PR tree-optimization/70310
11055 * tree-vect-generic.c (expand_vector_condition): Fold the built
11058 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11061 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11062 Block third alternative for AVX-512VL target,
11064 2016-03-21 Martin Liska <mliska@suse.cz>
11067 * hsa-brig.c (emit_function_directives): Mark unemitted
11068 global variables for emission.
11069 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11070 (get_symbol_for_decl): Likewise.
11071 * hsa.h (struct hsa_symbol): New flag.
11073 2016-03-21 Richard Biener <rguenther@suse.de>
11075 PR tree-optimization/70288
11076 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11077 we do not estimate unsimplified all-constant conditionals or
11078 switches as optimized away.
11080 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11082 PR rtl-optimization/69102
11083 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11084 when we have a readonly dependency context.
11086 2016-03-18 Jeff Law <law@redhat.com>
11088 PR rtl-optimization/70263
11089 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11090 (update_equiv_regs): When trying to move a store to after the insn
11091 that sets the source of the store, make sure the store occurs after
11092 the insn that sets the source of the store. When successful note
11093 the REG_EQUIV note created in the dump file.
11095 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11096 Bernd Schmidt <bschmidt@redhat.com>
11098 * doc/extend.texi: Document more potential problems with basic asms.
11100 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11102 PR rtl-optimization/70278
11103 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11106 2016-03-18 Jason Merrill <jason@redhat.com>
11108 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11110 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11112 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11113 values to 128b regs.
11115 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11117 PR tree-optimization/70252
11118 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11119 boolean vector has a proper number of elements.
11120 (supportable_narrowing_operation): Likewise.
11122 2016-03-18 Tom de Vries <tom@codesourcery.com>
11125 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11127 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11129 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11130 instead of replace_rtx for DEBUG_INSNs.
11132 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11134 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11135 load type reservations.
11137 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11140 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11141 define_constraint for "Q" and "T" constraints.
11143 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11145 Tweak the pipeline model for Exynos M1
11147 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11150 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11153 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11154 where one or both locations aren't within a line_map.
11156 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11159 * opts.c (finish_options): Don't set flag_pie to the default if
11160 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11163 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11165 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11166 true as ALL_REGS argument to replace_rtx.
11168 2016-03-17 Richard Biener <rguenther@suse.de>
11171 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11174 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11177 * rtl.h (replace_rtx): Add ALL_REGS argument.
11178 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11179 equality and assert mode is the same, instead of just rtx pointer
11181 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11182 true as ALL_REGS argument to replace_rtx.
11184 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11186 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11187 for boolean vector with vector mode only.
11188 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11190 2016-03-17 Nick Clifton <nickc@redhat.com>
11193 * config/rx/rx.c (rx_print_integer): Print negative constants in
11196 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11199 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11201 2016-03-16 Richard Henderson <rth@redhat.com>
11202 Richard Biener <rguenth@suse.de>
11204 PR middle-end/70240
11205 PR middle-end/68215
11207 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11208 first operand as is_gimple_condexpr.
11210 PR middle-end/70240
11211 PR middle-end/68215
11213 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11214 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11215 Do not gimplify the result.
11216 (do_unop): Adjust call to tree_vec_extract.
11217 (do_binop): Likewise.
11218 (do_compare): Likewise.
11219 (do_plus_minus): Likewise.
11220 (do_negate): Likewise.
11221 (expand_vector_condition): Likewise.
11222 (do_cond): Likewise.
11224 2016-03-16 Richard Henderson <rth@redhat.com>
11227 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11228 (aarch64_classify_address): Use it.
11229 (aarch64_legitimize_address): Force all subexpressions of PLUS
11230 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11232 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11233 Richard Biener <rguenth@suse.de>
11236 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11237 return to even if only REGNO is equal, and assert
11240 2016-03-11 Jeff Law <law@redhat.com>
11242 PR rtl-optimization/70224
11243 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11245 2016-03-16 Richard Henderson <rth@redhat.com>
11247 PR middle-end/70199
11248 * function.h (struct function): Add has_forced_label_in_static.
11249 * gimplify.c (force_labels_r): Set it.
11250 * lto-streamer-in.c (input_struct_function_base): Read it.
11251 * lto-streamer-out.c (output_struct_function_base): Write it.
11252 * tree-inline.c (has_label_address_in_static_1): Remove.
11253 (copy_forbidden): Remove fndecl parameter; test
11254 has_forced_label_in_static.
11255 (inline_forbidden_p): Update call to copy_forbidden.
11256 (tree_versionable_function_p): Likewise.
11257 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11258 (chkp_versioning): Likewise.
11259 * tree-inline.h (copy_forbidden): Update decl.
11261 2016-03-16 Marek Polacek <polacek@redhat.com>
11264 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11265 function being thunked if the result type doesn't have fixed size.
11266 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11267 doesn't have fixed size.
11269 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11271 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11272 reporting malformed loop nest.
11274 2016-03-16 Tom de Vries <tom@codesourcery.com>
11277 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11278 nodes.length () == 1 test to before first nodes[0] access.
11280 2016-03-16 Tom de Vries <tom@codesourcery.com>
11282 PR tree-optimization/68715
11283 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11284 single_pred_p test.
11286 2016-03-16 Tom de Vries <tom@codesourcery.com>
11288 PR tree-optimization/68809
11289 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11292 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11293 Sandra Loosemore <sandra@codesourcery.com>
11295 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11296 on leaf attribute. Mention ELF interposition problems.
11298 2016-03-16 Alan Modra <amodra@gmail.com>
11300 PR rtl-optimization/69195
11301 PR rtl-optimization/47992
11302 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11305 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11308 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11310 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11312 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11314 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11316 PR rtl-optimization/70222
11317 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11318 optimization if mode is different from result_mode, queue up masking
11319 of the result in outer_op. Formatting fix.
11321 PR middle-end/70239
11322 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11325 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11327 PR rtl-optimization/69032
11328 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11329 looping backwards over basic block insns.
11331 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11334 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11335 to non-speculative when propagating trap bits.
11337 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11339 PR rtl-optimization/63384
11340 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11341 DEBUG_INSN_P insns.
11343 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11346 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11347 factored out from ...
11348 (sched_analyze_insn): ... here.
11349 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11350 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11351 get_implicit_reg_pending_clobbers in it.
11352 (setup_id_reg_sets): Use setup_id_implicit_regs.
11353 (deps_init_id): Ditto.
11355 2016-03-15 Tom de Vries <tom@codesourcery.com>
11358 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11360 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11361 execute_function_dump.
11362 (execute_one_pass): Don't dump function if it will be dumped after ipa
11365 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11367 * genrecog.c (match_pattern_2): If pred is NULL don't call
11368 safe_predicate_mode on it.
11370 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11372 PR middle-end/70219
11373 * lra-constraints.c (delete_move_and_clobber): Change assertion
11374 to also allow dregno == 0.
11376 2016-03-14 Richard Henderson <rth@redhat.com>
11379 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11380 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11381 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11382 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11385 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11388 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11390 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11392 * lra-constraints.c (split_reg): For hard regs, try to find the
11393 biggest single-register mode used in the function.
11395 2016-03-14 Richard Biener <rguenther@suse.de>
11397 PR tree-optimization/56365
11398 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11399 constants to compare against.
11401 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11404 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11405 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11406 (define_split for the GPR case): Use int_reg_operand instead of
11407 gpc_reg_operand for the output.
11409 2016-03-14 Tom de Vries <tom@codesourcery.com>
11411 PR tree-optimization/70045
11412 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11413 create_empty_if_region_on_edge argument.
11415 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11417 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11418 (STACK_CHECK_PROTECT): Likewise.
11419 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11420 (STACK_CHECK_PROTECT): Likewise.
11421 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11422 (STACK_CHECK_PROTECT): Likewise.
11423 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11424 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11425 (STACK_CHECK_PROTECT): Likewise.
11427 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11429 PR rtl-optimization/69307
11430 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11431 registers in modes that span more than one register.
11433 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11436 * lra-constraints.c (delete_move_and_clobber): New.
11437 (remove_inheritance_pseudos): Use it.
11439 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11442 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11443 the libcall is LCT_THROW.
11444 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11445 for the checking routine.
11447 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11450 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11451 optimization if we have direct move.
11452 (roundu32<mode>2_fprs): Likewise.
11454 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11457 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11459 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11460 Arguments swapped. All callers changed. Take reg_renumber into
11461 account, and Calculate and compare register ranges for hard regs.
11463 2016-03-11 Jeff Law <law@redhat.com>
11465 PR tree-optimization/70190
11466 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11467 Handle cases where we can not extract the taken edge, even though we
11468 found a constant value.
11470 PR tree-optimization/64058
11471 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11472 (num_coalesce_pairs): Move up earlier in file.
11473 (find_coalesce_pair): Initialize the INDEX field for each pair
11475 (compare_pairs): No longer sort on the elements in each pair.
11476 Instead break ties with the index of the coalesce pair.
11478 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11481 * config/aarch64/aarch64-protos.h
11482 (aarch64_save_restore_target_globals): New prototype.
11483 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11484 Call the above when popping pragma.
11485 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11487 (aarch64_set_current_function): Rewrite using the above.
11489 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11491 PR tree-optimization/70177
11492 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11493 (extract_ops_from_tree): ... this. In the 2 argument
11494 overload remove _1 suffix.
11495 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11496 (extract_ops_from_tree): ... this.
11497 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11499 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11500 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11501 extract_ops_from_tree instead of 2 operand one.
11503 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11505 PR tree-optimization/70013
11506 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11507 for constant-pool entries.
11509 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11511 PR rtl-optimization/70174
11512 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11513 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11515 PR tree-optimization/70169
11516 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11517 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11520 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11521 Jakub Jelinek <jakub@redhat.com>
11524 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11525 of uninitialized values.
11527 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11529 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11531 ("*trunctddd2"): New pattern definition.
11532 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11535 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11537 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11538 definitions for BFP and DFP rounding modes.
11539 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11540 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11541 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11542 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11545 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11547 * config/s390/constraints.md: Adjust comment.
11548 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11549 s390_decompose_addrstyle_without_index.
11550 * config/s390/predicates.md (shift_count_or_setmem_operand):
11551 Rename to setmem_operand.
11552 * config/s390/s390-protos.h
11553 (s390_decompose_shift_count): Rename to
11554 s390_decompose_addrstyle_without_index.
11555 * config/s390/s390.c (s390_decompose_shift_count)
11556 (s390_mem_constraint, print_shift_count_operand)
11557 (print_operand_address, print_operand): Rename
11558 s390_decompose_shift_count to
11559 s390_decompose_addrstyle_without_index and rename
11560 print_shift_count_operand to print_addrstyle_operand troughout the
11562 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11563 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11564 Rename shift_count_or_setmem_operand to setmem_operand.
11565 * config/s390/vx-builtins.md ("vec_insert<mode>")
11566 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11569 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11572 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11573 Handle overlapping retval and newval.
11575 2016-03-10 Nick Clifton <nickc@redhat.com>
11578 * config/aarch64/aarch64.c
11579 (aarch64_override_options_after_change_1): When forcing
11580 flag_omit_frame_pointer to be true, use a special value that can
11581 be detected if this function is called again, thus preventing
11582 flag_omit_leaf_frame_pointer from being forced to be false.
11584 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11586 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11587 Set x_flag_omit_leaf_frame_pointer when handling
11588 -momit-leaf-frame-pointer.
11590 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11593 * cgraph.c (cgraph_node::dump): Dump split_part and
11594 indirect_call_target.
11595 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11596 * ipa.c (has_addr_references_p): Cleanup.
11597 (is_indirect_call_target_p): New.
11598 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11599 called indirectly as local.
11600 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11602 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11605 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11606 on cxa_pure_virtual.
11608 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11611 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11613 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11616 * tree.c (need_assembler_name_p): Only record main variant type names.
11618 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11621 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11622 Always define to 0 or 1.
11623 (TARGET_FIX_ERR_A53_843419): New macro.
11624 * config/aarch64/aarch64-elf-raw.h
11625 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11626 * config/aarch64/aarch64-linux.h: Likewise.
11627 * config/aarch64/aarch64.c
11628 (aarch64_override_options_after_change_1): Do not default
11629 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11631 (aarch64_attributes): Handle fix-cortex-a53-843419.
11632 (aarch64_can_inline_p): Likewise.
11633 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11635 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11636 Jakub Jelinek <jakub@redhat.com>
11638 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11639 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11640 DECL_COMMONS if flag_unconstrained_commons is set.
11641 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11642 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11643 (funconstrained-commons): Document.
11645 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11647 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11648 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11650 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11652 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11653 has a proper number of elements.
11655 2016-03-10 Alan Modra <amodra@gmail.com>
11657 PR rtl-optimization/69195
11658 PR rtl-optimization/47992
11659 * ira.c (recorded_label_ref): Delete.
11660 (update_equiv_regs): Return void.
11661 (indirect_jump_optimize): New function.
11662 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11663 before regstat_compute_ri. Don't rebuild_jump_labels here.
11664 Delete update_regstat.
11666 2016-03-10 Richard Biener <rguenther@suse.de>
11668 PR tree-optimization/70128
11669 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11670 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11672 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11674 PR tree-optimization/70152
11675 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11676 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11679 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11680 instead of gen_sse2_loadlpd.
11681 * config/i386/sse.md (*vec_concatv2df): Rename to...
11682 (vec_concatv2df): ... this.
11684 PR tree-optimization/70127
11685 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11687 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11691 * diagnostic-show-locus.c (compatible_locations_p): New function.
11692 (layout::layout): Sanitize ranges using compatible_locations_p.
11694 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11698 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11699 location_range param with three const expanded_locations * and a
11701 (layout::layout): Replace call to
11702 rich_location::lazily_expand_location with get_expanded_location.
11703 Extract the range and perform location expansion here, passing
11704 the results to the layout_range ctor.
11705 * diagnostic.c (source_range::debug): Delete.
11706 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11707 of rich_location::get_expanded_location.
11708 * gcc-rich-location.c (get_range_for_expr): Delete.
11709 (gcc_rich_location::add_expr): Reimplement to avoid the
11710 rich_location::add_range overload that took a location_range,
11711 passing a location_t instead.
11713 2016-03-09 Richard Biener <rguenther@suse.de>
11714 Jakub Jelinek <jakub@redhat.com>
11716 PR tree-optimization/70138
11717 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11718 Also skip vect_double_reduction_def.
11720 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11723 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11724 if the operand is "m".
11726 2016-03-09 Nathan Sidwell <nathan@acm.org>
11728 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11730 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11732 * config/i386/i386.c (processor_target_table): Fix cost table
11733 intialization order for znver1.
11735 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11737 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11738 - becuase -> because.
11739 * ipa-reference.c (ignore_module_statics): Likewise.
11740 * cgraph.c (cgraph_node::get_body): Likewise.
11741 * ipa-inline.c (early_inliner): Likewise.
11742 * ipa-devirt.c (types_same_for_odr): Likewise.
11743 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11744 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11746 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11748 * tree-ssa-math-opts.c: Fix typo in comment.
11750 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11753 * config/i386/i386.c (scalar_chain::make_vector_copies,
11754 scalar_chain::convert_reg): Call end_sequence in between
11755 get_insns and emit_conversion_insns rather than after both
11758 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11761 * config/i386/i386.h (machine_function): Add
11762 pc_thunk_call_expanded flag.
11763 (ix86_pc_thunk_call_expanded): New define.
11764 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11765 (*set_got): Rename insn pattern from set_got.
11766 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11767 * config/i386/i386.c (ix86_compute_frame_layout): Use
11768 ix86_pc_thunk_call_expanded to prevent red-zone.
11770 2016-03-07 Martin Jambor <mjambor@suse.cz>
11772 * hsa.h (hsa_get_ctor_statements): Declare.
11773 (hsa_get_dtor_statements): Likewise.
11774 (hsa_get_kernel_dispatch_type): Likewise.
11775 * hsa.c (hsa_get_ctor_statements): New function.
11776 (hsa_get_dtor_statements): Likewise.
11777 (hsa_get_kernel_dispatch_type): Likewise.
11778 * hsa-brig.c (hsa_cdtor_statements): Removed.
11779 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11780 hsa_get_dtor_statements.
11781 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11782 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11784 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11786 * config/arm/arm-cores.def (cortex-r8): New.
11787 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11788 * config/arm/arm-tune.md: Likewise.
11789 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11791 2016-03-07 Martin Sebor <msebor@redhat.com>
11793 PR rtl-optimization/19705
11794 * doc/invoke.texi (Options That Control Optimization): Clarify
11795 -fno-branch-count-reg.
11797 2016-02-26 Richard Biener <rguenther@suse.de>
11798 Jeff Law <law@redhat.com>
11800 PR tree-optimization/69740
11801 * cfghooks.c (remove_edge): Request loop fixups if we delete
11802 an edge that might turn an irreducible loop into a natural
11804 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11805 Move after definition of loops_state_clear.
11807 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11809 PR rtl-optimization/69052
11810 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11813 2016-03-07 Tom de Vries <tom@codesourcery.com>
11815 PR tree-optimization/70116
11816 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11817 is_tm_ending stmts and ubsan/asan internal functions.
11818 (find_duplicate): Use it. Don't test is_tm_ending here.
11820 2016-03-07 Richard Biener <rguenther@suse.de>
11822 PR tree-optimization/70115
11823 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11824 (propagate_constants_for_unrolling): Use replace_uses_by.
11826 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11828 PR middle-end/69916
11829 * omp-low.c (struct oacc_loop): Add ifns.
11830 (new_oacc_loop_raw): Initialize it.
11831 (finish_oacc_loop): Clear mask & flags if no ifns.
11832 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11833 (oacc_loop_xform_loop): Add ifns arg & adjust.
11834 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11836 2016-03-07 Richard Henderson <rth@redhat.com>
11839 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11840 (insert_value_copy_on_edge): Likewise.
11842 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11844 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11846 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11849 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11851 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11853 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11855 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11857 Fix sseimul type attribute.
11858 * config/i386/znver1.md
11859 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11860 znver1_sseimul_avx256_load) : Fix the type attribute.
11861 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11862 pipe usage and latency.
11864 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11867 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11868 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11871 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11874 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11876 PR rtl-optimization/69941
11877 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11878 the reg share its mode.
11880 2016-03-04 Jeff Law <law@redhat.com>
11882 PR tree-optimization/69196
11883 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11884 If the both SSA_NAMEs are anonymous, then consider them unassociated
11885 and include the PHI in the statement count.
11887 2016-03-05 Tom de Vries <tom@codesourcery.com>
11889 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11890 construct in oacc routine. Check for oacc region in oacc routine.
11892 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11895 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11896 2016-02-22 changes, instead don't recurse if RECUR is already true.
11897 Don't change *dynamic_check if RECUR. Adjust recursive caller
11898 to pass true to the new argument.
11899 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11902 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11903 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11905 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11907 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11909 PR rtl-optimization/57676
11910 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11911 with flag_checking.
11913 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11915 * tree-vect-patterns.c (search_type_for_mask): Handle
11916 comparison of booleans.
11918 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11920 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11924 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11925 all other ops that have dw_val_class_die_ref operands,
11926 and DW_OP_GNU_entry_value.
11928 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11930 PR rtl-optimization/69904
11931 * config/arm/arm.c (arm_cannot_copy_insn_p):
11932 Return true for load-exclusive instructions.
11934 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11937 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11938 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11939 the pattern no matter if it is used just by non-pattern, pattern
11941 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11942 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11943 oprnd1 def_stmt is in pattern, don't look through it.
11945 2016-03-03 Marek Polacek <polacek@redhat.com>
11947 PR middle-end/70050
11948 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11950 2016-03-03 Martin Liska <mliska@suse.cz>
11952 PR tree-optimization/70043
11953 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11954 previous statement if we see a debug statement.
11956 2016-03-03 Richard Biener <rguenther@suse.de>
11958 PR tree-optimization/55936
11959 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11960 parameter and guard unsafe equivalence use.
11961 (vrp_evaluate_conditional_warnv_with_ops): Always use
11962 safe equivalences but not via the quadratic compare_names
11965 2016-03-03 Michael Collison <michael.collison@linaro.org>
11968 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11969 for operand 1 to s_register_operand. Change predicate for operand
11970 2 to arm_not_immediate_operand.
11972 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11974 * doc/tm.texi: Regenerated.
11976 2016-03-02 Richard Henderson <rth@redhat.com>
11979 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11980 simplification when all args are positive non-fixed registers.
11982 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11984 * target.def (lra_p): Specify that new ports should use LRA.
11986 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11989 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11990 gimplify_type_sizes the type they refer to.
11991 (omp_notice_variable): Handle reference vars to VLAs.
11992 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11993 reference to VLA decls in the second pass instead of first pass.
11995 2016-03-02 Tom de Vries <tom@codesourcery.com>
11997 PR tree-optimization/68659
11998 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11999 new_expr == NULL_TREE.
12000 (get_new_name): Handle ADDR_EXPR.
12002 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12004 PR rtl-optimization/69052
12005 * loop-invariant.c (canonicalize_address): New function.
12006 (inv_can_prop_to_addr_use): Check validity of address expression
12007 which is canonicalized by above function.
12009 2016-03-02 Alan Modra <amodra@gmail.com>
12012 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12015 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12018 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12019 (*movhi_internal): Put mask moves from and to memory separately
12020 from moves from/to GPRs.
12022 2016-03-02 Richard Biener <rguenther@suse.de>
12024 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12025 GENERIC expressions in GIMPLE.
12027 2016-03-02 Richard Biener <rguenther@suse.de>
12029 * config/i386/i386.c (type_natural_mode): Fix typo.
12031 2016-03-02 Nick Clifton <nickc@redhat.com>
12033 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12035 2016-03-02 Richard Biener <rguenther@suse.de>
12036 Uros Bizjak <ubizjak@gmail.com>
12039 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12041 2016-03-02 Richard Biener <rguenther@suse.de>
12043 PR middle-end/67278
12044 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12046 2016-03-02 Marek Polacek <polacek@redhat.com>
12049 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12050 "is promoted to" warning.
12052 2016-03-01 DJ Delorie <dj@redhat.com>
12054 * config.gcc: Deprecate mep-*.
12056 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12058 PR middle-end/70025
12059 * lra-constraints.c (regno_val_use_in): New.
12060 (match_reload): Use it instead of regno_use_in.
12062 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12064 PR rtl-optimization/70007
12065 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12066 references present in REG_EQUAL notes attached to non-SET patterns.
12068 2016-03-01 Jeff Law <law@redhat.com>
12070 PR tree-optimization/69196
12071 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12072 Appropriately clamp the number of statements to copy when the
12073 thread path does not traverse a loop backedge.
12075 PR tree-optimization/69196
12076 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12077 Do count some PHIs in the thread path against the insn count. Decrease
12078 final statement count by one as the control statement in the last
12079 block will get removed. Remove special cased code for handling PHIs
12082 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12085 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12086 asm dialect alternatives to explicit GOTPCREL calls.
12088 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12091 * ira.c (do_reload): Issue warning for generic stack checking here...
12092 * reload1.c (reload): ...instead of here and streamline it.
12094 2016-03-01 Nick Clifton <nickc@redhat.com>
12096 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12098 2016-03-01 Richard Biener <rguenther@suse.de>
12100 PR tree-optimization/69983
12101 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12102 types and fall back to operand_equal_p.
12104 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12107 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12109 * config/s390/constraints.md ("jm8"): New constraint.
12110 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12112 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12114 ("*setmem_long<setmem_and>"): New pattern.
12115 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12117 ("*setmem_long_31z<setmem_and>"): New pattern.
12118 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12119 New substitution rules with the required attributes.
12122 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12125 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12127 * gensupport.c (process_substs_on_one_elem): Split loop to
12128 complete mark_operands_used_in_match_dup on all expressions in the
12130 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12131 and remove function.
12133 2016-03-01 Richard Biener <rguenther@suse.de>
12135 PR middle-end/70022
12136 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12137 vector BIT_FIELD_REF extract.
12139 2016-03-01 Richard Biener <rguenther@suse.de>
12141 PR tree-optimization/69994
12142 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12144 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12146 PR tree-optimization/69956
12147 * tree-vect-stmts.c (supportable_widening_operation): Support
12148 multi-step conversion of boolean vectors.
12149 (supportable_narrowing_operation): Likewise.
12151 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12153 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12156 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12158 * config/s390/subst.md (DSI_VI): New mode iterator.
12159 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12160 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12161 the insn definition.
12162 ("*vec_set<mode>"): Change predicate and add alternative to
12163 support only either register or const_int operands as element
12165 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12167 ("vec_extract<mode>"): New expander.
12168 ("*vec_extract<mode>"): New insn definition supporting reg and
12169 const_int element selectors.
12170 ("*vec_extract<mode>_plus"): New insn definition supporting
12171 reg+const_int element selectors.
12172 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12173 following expander+insn definition.
12174 ("<vec_shifts_name><mode>3"): New expander.
12175 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12177 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12179 * config/s390/s390.md ("*tabort_1"): Change predicate to
12180 nonmemory_operand. Add a second alternative to cover
12181 register as well as const int operands.
12182 ("*tabort_1_plus"): New pattern definition.
12184 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12186 * config/s390/s390.md ("*ashrdi3_cc_31")
12187 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12188 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12189 Merge insn definitions into ...
12190 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12191 New pattern definition.
12192 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12193 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12194 ("*ashr<mode>3_and"): Merge insn definitions into ...
12195 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12196 New pattern definition.
12197 * config/s390/subst.md ("addr_style_op_cc_subst")
12198 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12199 substitutions patterns plus attributes.
12200 Add ashiftrt to SUBST iterator.
12202 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12204 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12205 op2 to nonmemory_operand.
12206 ("*<shift>di3_31", "*<shift>di3_31_and"):
12207 Merge into single pattern definition ...
12208 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12209 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12210 pattern definition ...
12211 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12212 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12215 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12217 * config/s390/predicates.md (const_int_6bitset_operand): New
12219 * config/s390/s390.md: Include subst.md.
12220 ("rotl<mode>3"): New expander.
12221 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12223 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12224 * config/s390/subst.md: New file.
12226 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12228 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12229 Remove RRR type. It doesn't really exist.
12230 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12232 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12233 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12234 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12235 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12236 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12237 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12238 `enabled' attribute.
12240 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12242 * gensupport.c (process_substs_on_one_elem): Split loop to
12243 complete mark_operands_used_in_match_dup on all expressions in the
12245 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12246 and remove function.
12248 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12251 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12252 (CEIL_NWORDS): ...this. Use CEIL macro.
12253 (compute_fp_layout): Adjust to above renaming.
12254 (function_arg_union_value): Likewise.
12255 (sparc_arg_partial_bytes): Likewise.
12256 (sparc_function_arg_advance): Likewise.
12258 2016-02-29 Jeff Law <law@redhat.com>
12260 PR tree-optimization/70005
12261 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12262 where an object with a boolean range is compared against a value
12265 PR tree-optimization/69999
12266 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12267 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12270 2016-02-29 Richard Biener <rguenther@suse.de>
12272 PR tree-optimization/69994
12273 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12274 (get_unary_op): Look through nop conversions.
12275 (ops_equal_values_p): New function, look for equality diregarding
12277 (eliminate_plus_minus_pair): Use ops_equal_values_p
12278 (repropagate_negates): Do not use get_unary_op here.
12280 2016-02-29 Martin Liska <mliska@suse.cz>
12282 * system.h: Poison ENABLE_CHECKING macro.
12284 2016-02-29 Martin Liska <mliska@suse.cz>
12286 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12287 is presented in dump flags.
12288 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12289 (hsa_regalloc): Likewise.
12291 2016-02-19 Richard Biener <rguenther@suse.de>
12293 PR tree-optimization/69980
12294 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12295 permutation of those we need to keep.
12297 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12300 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12301 (NWORDS_UP): ...this
12302 (init_cumulative_args): Minor tweaks.
12303 (sparc_promote_function_mode): Likewise.
12304 (scan_record_type): Delete.
12305 (traverse_record_type): New function template.
12306 (classify_data_t): New structure type.
12307 (classify_registers): New inline function.
12308 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12309 exhausted. Instantiate traverse_record_type on classify_registers and
12310 deal with the case of a structure passed in slot #15 with no FP field
12312 (assign_data_t): New structure type.
12313 (compute_int_layout): New static function.
12314 (compute_fp_layout): Likewise.
12315 (count_registers): New inline function.
12316 (assign_int_registers): New static function.
12317 (assign_fp_registers): Likewise.
12318 (assign_registers): New inline function.
12319 (function_arg_record_value_1): Delete.
12320 (function_arg_record_value_2): Likewise.
12321 (function_arg_record_value_3): Likewise.
12322 (function_arg_record_value): Adjust to above changes. Instantiate
12323 traverse_record_type on count_registers to first count the number of
12324 registers to be used and then on assign_registers to assign them.
12325 (function_arg_union_value): Adjust to above renaming.
12326 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12327 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12328 case of a structure passed in slot #15
12329 (sparc_function_arg_advance): Likewise.
12330 (function_arg_padding): Minor tweak.
12332 2016-02-29 Richard Biener <rguenther@suse.de>
12334 PR tree-optimization/69720
12335 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12336 the adjustment_def path for possibly vectorized defs.
12337 (vect_create_epilog_for_reduction): Handle vectorized initial
12340 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12342 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12344 2016-02-27 Jeff Law <law@redhat.com>
12347 2016-02-26 Richard Biener <rguenther@suse.de>
12348 Jeff Law <law@redhat.com>
12350 PR tree-optimization/69740
12351 * cfghooks.c (remove_edge): Request loop fixups if we delete
12352 an edge that might turn an irreducible loop into a natural
12355 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12357 PR rtl-optimization/69896
12358 * tree-vect-generic.c (get_compute_type): Avoid single element
12361 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12363 Rename the AArch64 tuning option and related functions to enable the
12364 Newton series for the reciprocal square root to reflect its
12365 approximative characteristic.
12367 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12368 function to "aarch64_emit_approx_rsqrt".
12369 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12370 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12371 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12372 (xgene1_tunings): Likewise.
12373 (use_rsqrt_p): Likewise.
12374 (aarch64_emit_swrsqrt): Use new function name.
12375 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12376 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12377 text explaining this option.
12378 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12380 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12383 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12384 complain about -mallow-movmisalign without -mvsx if
12385 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12387 2016-02-26 Joel Sherrill <joel@rtems.org>
12389 * config.gcc: Add x86_64-*-rtems*.
12390 * config/i386/rtems-64.h: New file.
12392 2016-02-26 Joel Sherrill <joel@rtems.org>
12394 * config.gcc: Add aarch64-*-rtems*.
12395 * config/aarch64/rtems.h: New file.
12397 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12400 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12401 shift amount using %h. Add comment.
12403 2016-02-26 Richard Biener <rguenther@suse.de>
12404 Jeff Law <law@redhat.com>
12406 PR tree-optimization/69740
12407 * cfghooks.c (remove_edge): Request loop fixups if we delete
12408 an edge that might turn an irreducible loop into a natural
12411 2016-02-26 Martin Jambor <mjambor@suse.cz>
12413 PR middle-end/69920
12414 * tree-sra.c (sra_modify_assign): Do not remove loads of
12415 uninitialized aggregates to SSA_NAMEs.
12417 2016-02-26 Richard Henderson <rth@redhat.com>
12420 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12421 pseudo in case the target rtx matches the source of the left
12424 2016-02-26 Martin Jambor <mjambor@suse.cz>
12427 * hsa.h (hsa_type_packed_p): Declare.
12428 * hsa.c (hsa_type_packed_p): New function.
12429 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12431 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12432 * hsa-brig.c (emit_basic_insn): Likewise.
12434 2016-02-26 Martin Jambor <mjambor@suse.cz>
12437 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12439 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12441 2016-02-26 Martin Jambor <mjambor@suse.cz>
12443 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12444 hsa_op_with_type operands.
12445 (hsa_unsigned_type_for_type): Declare.
12446 * hsa.c (hsa_unsigned_type_for_type): New function.
12447 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12448 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12449 the finalizer. Do not emit extra move.
12451 2016-02-26 Martin Jambor <mjambor@suse.cz>
12453 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12454 atomic operations in private segment.
12456 2016-02-26 Martin Jambor <mjambor@suse.cz>
12458 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12459 statements to wi->info. Also disallow omp simd constructs.
12460 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12461 for not gridifying. Dump special string for omp_for.
12463 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12466 * config/aarch64/aarch64.c (aarch64_set_current_function):
12467 Save/restore target globals when switching to
12468 target_option_default_node.
12470 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12473 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12474 Return 0 if !SHIFT_COUNT_TRUNCATED.
12476 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12477 Eric Botcazou <ebotcazou@adacore.com>
12479 PR rtl-optimization/69891
12480 * dse.c (scan_insn): If we can't figure out memset arguments
12481 or they are non-constant, call clear_rhs_from_active_local_stores.
12483 2016-02-26 Martin Liska <mliska@suse.cz>
12485 * doc/extend.texi: Mention clog10, clog10f an clog10l
12486 in Builtins section.
12488 2016-02-26 Martin Liska <mliska@suse.cz>
12490 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12492 (resolve_args_picking_1): Likewise.
12493 * dwarf2out.h (struct GTY): Likewise.
12495 2016-02-26 Martin Liska <mliska@suse.cz>
12497 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12498 with flag_checking.
12499 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12501 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12502 Martin Liska <mliska@suse.cz>
12504 * doc/install.texi: Mention --enable-valgrind-annotations.
12506 2016-02-26 Richard Biener <rguenther@suse.de>
12508 PR tree-optimization/69551
12509 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12510 looking through aliases adjust DECL_PT_UID to refer to the
12511 ultimate alias target.
12513 2016-02-25 Martin Liska <mliska@suse.cz>
12515 PR middle-end/69919
12516 * alloc-pool.c (after_memory_report): New variable.
12517 * alloc-pool.h (base_pool_allocator ::release): Do not use
12518 the infrastructure if after_memory_report.
12519 * toplev.c (toplev::main): Mark after memory report.
12521 2016-02-25 Richard Biener <rguenther@suse.de>
12523 PR tree-optimization/48795
12524 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12526 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12529 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12530 offloading is enabled and -fopenacc or -fopenmp is specified.
12531 (CRTOFFLOADEND): Likewise.
12532 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12533 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12534 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12535 (offload_objects_file_name): New static var.
12536 (tool_cleanup): Remove offload_objects_file_name file.
12537 (find_offloadbeginend): Replace with ...
12538 (find_crtoffloadtable): ... this.
12539 (run_gcc): Remove offload_argc and offload_argv.
12540 Get offload_objects_file_name from -foffload-objects=... option.
12541 Read names of object files with offload from this file, pass them to
12542 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12543 don't pass offloadbegin and offloadend to the linker. Don't pass
12544 offload non-LTO files to the linker, because now they're not claimed.
12546 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12549 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12550 on builtin_unreachable.
12552 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12554 PR rtl-optimization/69896
12555 * regcprop.c: Include cfgrtl.h.
12556 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12557 than remembered mode, either delete it (if noop_move_p), or
12558 treat like copy_p but not noop_p instruction.
12560 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12563 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12564 - allow NULL decl for Fortran DW_TAG_common_block variables.
12566 2016-02-24 Jason Merrill <jason@redhat.com>
12568 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12570 2016-02-24 Richard Biener <rguenther@suse.de>
12571 Jakub Jelinek <jakub@redhat.com>
12573 PR middle-end/69760
12574 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12575 conditionally executed ops to well-defined overflow behavior.
12577 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12579 PR middle-end/69915
12580 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12583 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12585 PR rtl-optimization/69886
12586 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12587 argument. Use it when checking validity of set instructions.
12588 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12589 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12591 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12592 * store-motion.c (find_moveable_store): Update
12593 can_assign_to_reg_without_clobbers_p callsite.
12595 2016-02-24 Richard Biener <rguenther@suse.de>
12597 PR middle-end/68963
12598 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12600 (record_nonwrapping_iv): Do not fall back to the low/high bound
12601 for non-constant IV bases if the stmt is not always executed.
12603 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12605 * config/arm/arm-cores.def (cortex-a32): New entry.
12606 * config/arm/arm-tables.opt: Regenerate.
12607 * config/arm/arm-tune.md: Regenerate.
12608 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12609 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12610 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12611 for -mcpu and -mtune.
12613 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12616 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12617 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12618 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12619 (atomic_loaddi_1): Delete.
12620 (atomic_loaddi): Rewrite expander using the above changes.
12622 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12625 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12628 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12629 Richard Biener <rguenth@suse.de>
12631 PR middle-end/69909
12632 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12633 set_mem_attributes if tem is SSA_NAME which got expanded
12636 2016-02-24 Richard Biener <rguenther@suse.de>
12638 PR tree-optimization/69907
12639 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12640 end of permutations for BB vectorization.
12642 2016-02-24 Christian Bruel <christian.bruel@st.com>
12644 * config/arm/arm-c.c (arm_option_override): Initialize
12645 target_option_current_node.
12646 * config/arm/arm.c (arm_pragma_target_parse): Replace
12647 build_target_option_node call by target_option_current_node.
12648 Set target_option_current_node.
12651 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12654 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12655 define_insn_and_split to define_insn.
12656 (zero_extendqi<mode>2_dot2): Same.
12657 (extendqi<mode>2_dot): Same.
12658 (extendqi<mode>2_dot2): Same.
12660 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12662 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12663 and add bypass for AES{D,E} and AESMC pairs.
12664 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12667 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12669 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12670 series for reciprocal square root in Exynos M1.
12672 2016-02-23 Martin Sebor <msebor@redhat.com>
12675 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12676 __builtin_alloca_with_align.
12678 2016-02-23 Richard Henderson <rth@redhat.com>
12680 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12681 (ix86_register_pragmas): Remove __seg_tls.
12682 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12683 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12684 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12685 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12686 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12687 * doc/extend.texi (__seg_tls): Remove item.
12689 2016-02-23 Richard Biener <rguenther@suse.de>
12691 * alloc-pool.h (struct allocation_object): Make id member
12692 conditional on CHECKING_P again.
12693 (get_instance): Adjust.
12694 (base_pool_allocator): Likewise.
12696 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12698 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12699 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12701 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12703 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12705 2016-02-23 Richard Biener <rguenther@suse.de>
12707 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12708 * bitmap.h (struct bitmap_usage): Likewise.
12709 (bitmap_move): Declare.
12710 * bitmap.c (register_overhead): Take size_t argument.
12711 (bitmap_move): New function.
12712 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12713 to properly account overhead.
12714 * tree.c (free_node): Use tree_size.
12716 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12719 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12720 when inverting comparison.
12723 * common.opt (Wunreachable-code): Add Warning flag.
12725 2016-02-23 Mark Wielaard <mjw@redhat.com>
12726 Jakub Jelinek <jakub@redhat.com>
12729 * cgraphunit.c (check_global_declaration): Check main_input_filename
12730 and DECL_SOURCE_FILE are not NULL.
12732 2016-02-23 Martin Jambor <mjambor@suse.cz>
12734 PR tree-optimization/69666
12735 * tree-sra.c (sra_modify_assign): Do not attempt to create
12736 default_def replacements for unscalarizable regions.
12738 2016-02-20 Mark Wielaard <mjw@redhat.com>
12741 * cgraphunit.c (check_global_declaration): Check level of
12742 warn_unused_const_variable and main_input_filename.
12743 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12744 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12745 (-Wunused-const-variable): Explain levels 1 and 2.
12747 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12750 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12751 identical arguments. Formatting and spelling fixes.
12754 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12759 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12760 and m68k-devices.def.
12761 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12762 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12764 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12766 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12767 and HImode registers.
12769 2016-02-22 Richard Biener <rguenther@suse.de>
12771 PR tree-optimization/69882
12772 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12773 preserve permutations present because of gaps.
12774 (vect_supported_load_permutation_p): Always continue checking
12775 permutations after vect_attempt_slp_rearrange_stmts.
12777 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12779 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12780 min_profitable_estimate, rather than min_profitable_iters.
12782 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12785 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12786 SImode for last match_operand.
12788 2016-02-22 Martin Liska <mliska@suse.cz>
12790 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12791 return bitsize - 1 as the return value.
12793 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12797 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12798 Handle negative shift counts.
12799 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12800 force_reg on the shift constant.
12801 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12802 (lshrsi3_d): Handle negative shift counts.
12804 2016-02-22 Richard Biener <rguenther@suse.de>
12805 Tom de Vries <tom@codesourcery.com>
12807 * graph.c: Include dumpfile.h.
12808 (print_graph_cfg): Split into three overloads.
12809 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12811 2016-02-22 Tom de Vries <tom@codesourcery.com>
12813 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12816 2016-02-22 Richard Biener <rguenther@suse.de>
12819 * ipa-inline-transform.c (inline_call): When not updating
12820 overall summaries adjust self size by the growth estimate.
12821 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12822 hash-set, do not update overall summaries here. Renamed from ...
12823 (inline_to_all_callers): ... this which is now wrapping the
12824 above and performing delayed overall summary update.
12825 (early_inline_small_functions): Delay updating of the overall
12828 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12830 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12833 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12836 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12837 :%* in %:gt() argument.
12838 (greater_than_spec_func): Adjust for expecting only numbers,
12839 if there are more than two numbers, compare the last two.
12841 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12843 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12844 -Wnarrowing with -std.
12846 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12849 * expr.c (store_field): Don't use bit-field path if exp is
12850 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12851 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12852 and the assignment can be performed by bitwise copy. Formatting
12855 PR middle-end/69838
12856 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12857 call copy_reg_eh_region_note_forward on before and/or after sequences
12858 and remove note from insn if it no longer can throw.
12861 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12862 if TARGET_AVX512BW.
12864 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12866 * config/s390/vector.md: Add missing commutative operand markers
12867 to the patterns which qualify for one.
12868 * config/s390/vx-builtins.md: Likewise.
12870 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12872 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12873 types to mode iterators.
12874 (vec_double): ... and mode attribute.
12875 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12877 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12879 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12880 Change the predicate of op2 from nonimmediate to general and let
12881 reload fix it if necessary.
12883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12885 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12887 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12889 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12892 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12894 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12895 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12896 * config/s390/s390.md ("movstr<P:mode>"): Call
12897 s390_expand_vec_movstr.
12899 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12901 * config/s390/s390.md: Add missing output modifier for operand 1
12902 to print it as address properly.
12904 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12906 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12907 * config/s390/2964.md: New file.
12908 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12909 of insn grouping attributes depending on the CPU level.
12910 (s390_get_unit_mask): New function.
12911 (s390_sched_score): Remove the OOO from the scheduling macros.
12912 Add loop to calculate a score for the instruction mix.
12913 (s390_sched_reorder): Likewise plus improve debug output.
12914 (s390_sched_variable_issue): Rename macros as above. Calculate
12915 the unit distances after actually scheduling an insn. Improve
12917 (s390_sched_init): Clear last_scheduled_unit_distance array.
12918 * config/s390/s390.md: Include 2964.md.
12920 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12923 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12924 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12925 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12926 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12927 *avx512f_<code>v8div16qi2_mask_1): New insns.
12929 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12932 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12935 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12936 earlyclobber from target. Use wF constraint for fused memory
12938 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12940 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12941 Martin Liska <mliska@suse.cz>
12944 * cfgexpand.c (asan_sanitize_stack_p): New function.
12945 (partition_stack_vars): Use the function.
12946 (expand_stack_vars): Likewise.
12947 (defer_stack_allocation): Likewise.
12948 (expand_used_vars): Likewise.
12950 2016-02-18 Richard Biener <rguenther@suse.de>
12952 PR middle-end/69553
12953 * fold-const.c (operand_equal_p): Properly compare offsets for
12954 IMAGPART_EXPR and ARRAY_REF.
12956 2016-02-18 Nick Clifton <nickc@redhat.com>
12960 * config/arm/arm.c (arm_option_override_internal): Disable
12961 interworking if the target does not support thumb instructions.
12962 (arm_reload_in_hi): Handle the case where a register to register
12963 move needs reloading because there is no simple pattern to handle
12965 (arm_reload_out_hi): Likewise.
12967 2016-02-18 Richard Biener <rguenther@suse.de>
12969 PR middle-end/69854
12970 * match.pd: Don't use fold_binary or fold_unary for folding
12973 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12976 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12977 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12978 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12979 warn on gimple_no_warning_p statements.
12981 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12983 * doc/extend.texi (C++ Attributes): Correct description of
12984 warn_unused type attribute.
12986 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12988 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12989 correct instruction.
12991 2016-02-17 Richard Biener <rguenther@suse.de>
12993 PR rtl-optimization/69609
12994 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12995 (find_traces_1_round): When ending a trace update cached priority
12997 (bb_to_key): Use cached priority when available.
12998 (copy_bb): Initialize cached priority.
12999 (reorder_basic_blocks_software_trace_cache): Likewise.
13001 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13004 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13006 (aarch64_comparison_operator): Break overly long line into two.
13007 (aarch64_comparison_operation): Likewise.
13008 * config/aarch64/aarch64.md (cstorecc4): Use
13009 aarch64_comparison_operator_mode instead of
13010 aarch64_comparison_operator.
13011 (cstore<mode>4): Likewise.
13012 (aarch64_cstore<mode>): Likewise.
13013 (*cstoresi_insn_uxtw): Likewise.
13014 (cstore<mode>_neg): Likewise.
13015 (*cstoresi_neg_uxtw): Likewise.
13017 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13020 * config/arm/predicates.md (arm_comparison_operator_mode):
13022 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13023 instead of arm_comparison_operator.
13024 (*mov_negscc): Likewise.
13025 (*mov_notscc): Likewise.
13026 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13027 (*thumb2_mov_negscc): Likewise.
13028 (*thumb2_mov_negscc_strict_it): Likewise.
13029 (*thumb2_mov_notscc): Likewise.
13030 (*thumb2_mov_notscc_strict_it): Likewise.
13032 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13034 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13035 Add missing return.
13037 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13039 * config/visium/visium.c (machine_libfunc_index): New enum.
13040 (machine_libfuncs): New structure.
13041 (visium_libfuncs): New static variable.
13042 (TARGET_INIT_LIBFUNCS): Define to...
13043 (visium_init_libfuncs): ...this. New function.
13044 (expand_block_move_4): Use the appropriate libfunc.
13045 (expand_block_move_2): Likewise.
13046 (expand_block_move_1): Likewise.
13047 (expand_block_set_4): Likewise.
13048 (expand_block_set_2): Likewise.
13049 (expand_block_set_1): Likewise.
13050 (visium_trampoline_init): Likewise.
13052 2016-02-17 Nick Clifton <nickc@redhat.com>
13054 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13055 TI's devices.csv file as of March 2016.
13057 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13060 * opts-global.c (handle_common_deferred_options): Introduce and
13061 initialize two global variables to remember command-line options
13062 specifying a stack-limiting register.
13063 * opts.h: Add extern declarations of the two new global variables.
13064 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13065 variable based on the values of the two new global variables.
13067 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13070 * common.opt (Wnonnull-compare): New warning.
13071 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13072 of arguments against NULL.
13073 (-Wnonnull-compare): Document.
13074 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13075 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13076 * passes.def (pass_warn_nonnull_compare): Add.
13077 * gimple-ssa-nonnull-compare.c: New file.
13079 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13081 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13082 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13084 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13086 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13087 reciprocal sqrt for -mlow-precision-recip-sqrt.
13089 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13090 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13092 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13093 always use lane loads to construct non-constant vectors.
13095 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13097 * config/aarch64/aarch64.md
13098 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13099 constraints for operand 3.
13100 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13102 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13103 Richard Biener <rguenther@suse.de>
13105 PR tree-optimization/69820
13106 * tree-vect-patterns.c (type_conversion_p): Return false if
13107 *orig_type is unsigned single precision or boolean.
13108 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13111 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13113 PR rtl-optimization/69764
13114 PR rtl-optimization/69771
13115 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13116 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13118 2016-02-16 Richard Biener <rguenther@suse.de>
13120 PR tree-optimization/69776
13121 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13123 (indirect_refs_may_alias_p): Likewise.
13124 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13125 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13126 according to tbaa_p.
13127 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13128 (optimize_stmt): For redundant store discovery do not allow tbaa.
13130 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13132 PR tree-optimization/69714
13133 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13134 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13136 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13138 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13139 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13140 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13141 * config/arc/arc.c (arc_init): Check FPU options.
13142 (get_arc_condition_code): Handle new CC_FPU* modes.
13143 (arc_select_cc_mode): Likewise.
13144 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13145 register pair only. Allow access for ARCv2 accumulator.
13146 (gen_compare_reg): Whenever we have FPU support use FPU compare
13148 (arc_reorg): Don't generate brcc insns when FPU compare
13149 instructions are involved.
13150 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13151 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13152 floating point emulation.
13153 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13154 (REVERSE_CONDITION): Add new CC_FPU* modes.
13155 (TARGET_FP_SP_BASE): Define.
13156 (TARGET_FP_DP_BASE): Likewise.
13157 (TARGET_FP_SP_FUSED): Likewise.
13158 (TARGET_FP_DP_FUSED): Likewise.
13159 (TARGET_FP_SP_CONV): Likewise.
13160 (TARGET_FP_DP_CONV): Likewise.
13161 (TARGET_FP_SP_SQRT): Likewise.
13162 (TARGET_FP_DP_SQRT): Likewise.
13163 (TARGET_FP_DP_AX): Likewise.
13164 * config/arc/arc.md (ARCV2_ACC): New constant.
13165 (type): New fpu type attribute.
13166 (SDF): Conditional iterator.
13167 (cstore<mode>, cbranch<mode>): Change expand condition.
13168 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13169 handles FPU/FPX cases as well.
13170 * config/arc/arc.opt (mfpu): New option.
13171 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13173 (adddf3, muldf3, subdf3): Removed.
13174 * config/arc/predicates.md (proper_comparison_operator): Recognize
13176 * config/arc/fpu.md: New file.
13177 * doc/invoke.texi (ARC Options): Document mfpu option.
13179 2016-02-16 Richard Biener <rguenther@suse.de>
13181 PR rtl-optimization/69291
13182 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13183 noce_operand_ok check.
13185 2016-02-16 Tom de Vries <tom@codesourcery.com>
13188 * omp-low.c (simd_clone_create): Remove call to
13189 symtab->call_cgraph_insertion_hooks.
13191 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13193 PR tree-optimization/69802
13194 * tree-ssa-reassoc.c (update_range_test): If op is
13195 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13196 op == 1 test of precision 1 integral op, otherwise handle
13197 that case as op itself. Fix up formatting.
13198 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13201 2016-02-16 Richard Biener <rguenther@suse.de>
13203 PR tree-optimization/69586
13204 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13205 types for conversion sources.
13207 2016-02-16 Richard Biener <rguenther@suse.de>
13209 PR middle-end/69801
13210 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13211 mask OEP_ADDRESS_OF.
13213 2016-02-16 Alan Modra <amodra@gmail.com>
13216 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13217 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13218 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13220 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13221 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13222 (p8_fmrgow_<mode>): Likewise.
13223 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13225 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13226 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13227 to use movdi_internal64. Remove op0_di.
13228 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13230 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13232 Add support for the FCCMP insn types
13234 * config/aarch64/aarch64.md (fccmp): Change insn type.
13235 (fccmpe): Likewise.
13236 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13237 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13238 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13239 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13240 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13241 * config/arm/types.md (fccmps): Add new insn type.
13242 (fccmpd): Likewise.
13244 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13246 * alias.c (get_alias_set): Fix a typo in comment.
13248 2016-02-15 Richard Biener <rguenther@suse.de>
13250 PR tree-optimization/69595
13251 * match.pd: Complete range test simplification to true.
13253 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13255 PR rtl-optimization/69648
13256 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13257 pic_offset_table_rtx.
13259 PR rtl-optimization/69752
13260 * ira.c (update_equiv_regs): When looking for more than a single SET,
13261 also take other side effects into account.
13263 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13265 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13266 for z900+ CPUs in 31-bit mode.
13268 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13270 * common/config/s390/s390-common.c (s390_supports_split_stack):
13272 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13273 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13274 * config/s390/s390.c (struct machine_function): New field
13275 split_stack_varargs_pointer.
13276 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13277 in s390_emit_prologue.
13278 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13280 (morestack_ref): New global.
13281 (SPLIT_STACK_AVAILABLE): New macro.
13282 (s390_expand_split_stack_prologue): New function.
13283 (s390_live_on_entry): New function.
13284 (s390_va_start): Use split-stack vararg pointer if appropriate.
13285 (s390_asm_file_end): Emit the split-stack note sections.
13286 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13287 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13288 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13289 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13290 (split_stack_prologue): New expand.
13291 (split_stack_space_check): New expand.
13292 (split_stack_data): New insn.
13293 (split_stack_call): New expand.
13294 (split_stack_call_*): New insn.
13295 (split_stack_cond_call): New expand.
13296 (split_stack_cond_call_*): New insn.
13298 2016-02-15 Richard Biener <rguenther@suse.de>
13300 PR tree-optimization/69783
13301 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13302 Add trivially correct cases.
13304 2016-02-15 Tom de Vries <tom@codesourcery.com>
13307 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13309 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13311 2016-02-15 Richard Biener <rguenther@suse.de>
13313 PR tree-optimization/69776
13314 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13315 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13316 indicate whether we can use TBAA to disambiguate against stores.
13317 Use alias-set zero if not.
13318 (visit_reference_op_store): Do not use TBAA when looking up
13320 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13321 (eliminate_dom_walker::before_dom_children): But not when looking
13322 up redundant stores.
13324 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13326 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13328 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13330 * config/i386/znver1.md
13331 (znver1_pop, znver1_pop_mem,
13332 znver1_load_imov_double_store,
13333 znver1_load_imov_direct_store,
13334 znver1_load_imov_direct_load,
13335 znver1_load_imov_double_load): Add new.
13336 (znver1_insn, znver1_insn_load): Add icmov type.
13337 (znver1_sseavx_fma,
13338 znver1_sseavx_fma_load,
13340 znver1_avx256_fma_load): Fix pipe usage.
13342 2016-02-14 Alan Modra <amodra@gmail.com>
13345 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13346 with an invalid hard reg, reload just the reg not the entire
13347 pre/post-inc/dec address expression.
13349 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13352 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13353 fixed R1_REG scratch reg.
13354 (sibcall_value_pcrel_fdpic): Likewise.
13356 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13360 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13362 2016-02-12 Walter Lee <walt@tilera.com>
13364 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13365 * config/tilegx/t-tilegx: Likewise.
13367 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13370 * diagnostic-show-locus.c (struct line_span): New struct.
13371 (layout::get_first_line): Delete.
13372 (layout::get_last_line): Delete.
13373 (layout::get_num_line_spans): New member function.
13374 (layout::get_line_span): Likewise.
13375 (layout::print_heading_for_line_span_index_p): Likewise.
13376 (layout::get_expanded_location): Likewise.
13377 (layout::calculate_line_spans): Likewise.
13378 (layout::m_first_line): Delete.
13379 (layout::m_last_line): Delete.
13380 (layout::m_line_spans): New field.
13381 (layout::layout): Update comment. Replace m_first_line and
13382 m_last_line with m_line_spans, replacing their initialization
13383 with a call to calculate_line_spans.
13384 (diagnostic_show_locus): When printing source lines and
13385 annotations, rather than looping over a single span
13386 of lines, instead loop over each line_span within
13387 the layout, with an inner loop over the lines within them.
13388 Call the context's start_span callback when changing line spans.
13389 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13390 (diagnostic_build_prefix): Break out the building of the location
13391 part of the string into...
13392 (diagnostic_get_location_text): ...this new function, rewriting
13393 it from nested ternary expressions to a sequence of "if"
13395 (default_diagnostic_start_span_fn): New function.
13396 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13397 (diagnostic_context::start_span): New field.
13398 (default_diagnostic_start_span_fn): New prototype.
13400 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13403 * gcc.c (driver::finalize): Fix cleanup of "specs".
13405 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13409 * gcc.c (driver::driver): Initialize m_option_suggestions.
13410 (driver::~driver): Clean up m_option_suggestions.
13411 (suggest_option): Convert to...
13412 (driver::suggest_option): ...this, and split out into
13413 driver::build_option_suggestions and find_closest_string.
13414 (driver::build_option_suggestions): New function, from
13415 first half of suggest_option. Special-case
13416 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13417 the sanitizer_opts array. For options of enum types, add the
13418 various enum values to the candidate strings.
13419 (driver::handle_unrecognized_options): Remove "const".
13420 * gcc.h (driver::handle_unrecognized_options): Likewise.
13421 (driver::build_option_suggestions): New decl.
13422 (driver::suggest_option): New decl.
13423 (driver::m_option_suggestions): New field.
13424 * opts-common.c (add_misspelling_candidates): New function.
13425 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13426 and make non-static.
13427 * opts.h (sanitizer_opts): New array decl.
13428 (add_misspelling_candidates): New function decl.
13429 * spellcheck.c (find_closest_string): New function.
13430 * spellcheck.h (find_closest_string): New function decl.
13432 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13434 PR rtl-optimization/69764
13435 PR rtl-optimization/69771
13436 * optabs.c (expand_binop_directly): For shift_optab_p, force
13437 convert_modes with VOIDmode if xop1 has VOIDmode.
13439 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13442 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13443 to correctly determine instrumentation thunks.
13445 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13448 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13449 type by reference, force lhs on the call.
13452 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13453 Compute retval and retbnd early in all cases if split_part_return_p
13454 and return_bb is not EXIT. Remove all clobber stmts and reset
13455 all debug stmts that refer to SSA_NAMEs defined in split part,
13456 except if it is retval, in that case replace the old retval with the
13457 lhs of the call to the split part.
13459 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13462 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13464 PR middle-end/66726
13465 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13466 whose result is used in PHI.
13467 (maybe_optimize_range_tests): Likewise.
13468 (final_range_test_p): Likweise.
13470 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13472 PR middle-end/66726
13473 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13474 whose result is used in PHI.
13475 (maybe_optimize_range_tests): Likewise.
13476 (final_range_test_p): Likweise.
13478 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13480 * cgraph.c: Spelling fixes - behaviour -> behavior and
13481 neighbour -> neighbor.
13482 * target.def: Likewise.
13483 * sel-sched.c: Likewise.
13484 * config/mips/mips.c: Likewise.
13485 * config/arc/arc.md: Likewise.
13486 * config/arm/cortex-a57.md: Likewise.
13487 * config/arm/arm.c: Likewise.
13488 * config/arm/neon.md: Likewise.
13489 * config/arm/arm-c.c: Likewise.
13490 * config/vms/vms-c.c: Likewise.
13491 * config/s390/s390.c: Likewise.
13492 * config/i386/znver1.md: Likewise.
13493 * config/i386/i386.c: Likewise.
13494 * config/ia64/hpux-unix2003.h: Likewise.
13495 * config/msp430/msp430.md: Likewise.
13496 * config/rx/rx.c: Likewise.
13497 * config/rx/rx.md: Likewise.
13498 * config/aarch64/aarch64-simd.md: Likewise.
13499 * config/aarch64/aarch64.c: Likewise.
13500 * config/nvptx/nvptx.c: Likewise.
13501 * config/bfin/bfin.c: Likewise.
13502 * config/cris/cris.opt: Likewise.
13503 * config/rs6000/rs6000.c: Likewise.
13504 * target.h: Likewise.
13505 * spellcheck.c: Likewise.
13506 * ira-build.c: Likewise.
13507 * tree-inline.c: Likewise.
13508 * builtins.c: Likewise.
13509 * lra-constraints.c: Likewise.
13510 * explow.c: Likewise.
13511 * hwint.h: Likewise.
13512 * targhooks.c: Likewise.
13513 * tree-vect-data-refs.c: Likewise.
13514 * expr.c: Likewise.
13515 * doc/tm.texi: Likewise.
13516 * doc/extend.texi: Likewise.
13517 * doc/install.texi: Likewise.
13518 * doc/md.texi: Likewise.
13519 * tree-ssa-tail-merge.c: Likewise.
13520 * sched-int.h: Likewise.
13521 * match.pd: Likewise.
13522 * sched-ebb.c: Likewise.
13523 * target.def (omit_struct_return_reg): Likewise.
13524 * gimple-ssa-isolate-paths.c: Likewise.
13525 (find_implicit_erroneous_behaviour): Renamed to...
13526 (find_implicit_erroneous_behavior): ... this.
13527 (find_explicit_erroneous_behaviour): Renamed to...
13528 (find_explicit_erroneous_behavior): ... this.
13529 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13531 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13533 PR rtl-optimization/64682
13534 PR rtl-optimization/69567
13535 PR rtl-optimization/69737
13536 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13537 in I2 as well, just lose it.
13539 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13541 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13543 (aarch64_last_printed_tune_string): Likewise.
13544 (aarch64_declare_function_name): Only output .arch assembler
13545 directive if it will be different from the previously output
13546 directive. Same for .tune comment but only if -dA is set.
13547 (aarch64_start_file): New function.
13548 (TARGET_ASM_FILE_START): Define.
13550 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13553 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13555 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13558 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13559 -Wmaybe-uninitialized warning.
13561 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13564 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13566 2016-02-11 Richard Biener <rguenther@suse.de>
13568 PR rtl-optimization/69291
13569 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13570 subexpressions affected by changing the result.
13572 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13575 * lra-constraints.c (curr_insn_transform): Find in/out operands
13576 for secondary memory moves. Update dups.
13578 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13580 PR tree-optimization/69652
13581 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13582 to nested loop, did source re-formatting, skip debug statements,
13583 add check on statement with volatile operand, remove dead scalar
13586 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13587 Patrick Palka <ppalka@gcc.gnu.org>
13591 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13592 calls if the return type is TREE_ADDRESSABLE.
13593 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13594 * ipa-split.c (split_function): Fix doubled "we" in comment.
13595 Use void return type for the split part even if
13596 !split_point->split_part_set_retval.
13598 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13600 PR tree-optimization/68021
13601 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13602 when computing the value of biv cand by itself.
13604 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13606 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13607 (cortexa57_tunings): Likewise.
13608 (cortexa72_tunings): Likewise.
13609 (arch_macro_fusion_pair_p): Add support for AES fusion.
13610 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13611 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13612 Allow virtual registers before reload so early scheduling works.
13613 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13614 correct latency and pipeline.
13615 (cortex_a57_crypto_complex): Likewise.
13616 (cortex_a57_crypto_xor): Likewise.
13617 (define_bypass): Add AES bypass.
13619 2016-02-10 Richard Biener <rguenther@suse.de>
13621 PR tree-optimization/69726
13622 * passes.def: Add DCE pass before late uninit.
13623 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13624 really fixup if-conversions job.
13626 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13628 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13629 (arm_cortex_a57_tune): Likewise.
13630 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13631 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13633 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13635 * timevar.def (TV_PHASE_DBGINFO): Delete.
13636 (TV_PHASE_CHECK_DBGINFO): Likewise.
13637 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13639 2016-02-10 Richard Biener <rguenther@suse.de>
13641 PR tree-optimization/69719
13642 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13643 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13645 2016-02-09 Andrew Pinski <apinski@cavium.com>
13648 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13649 get_vcond_mask_icode returns false.
13651 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13654 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13655 an ADDIS that adds a pointer to a large constant that sets the
13656 upper16 bits with a load operation.
13658 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13661 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13663 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13665 (vzipq_s16): Likewise.
13666 (vzipq_s32): Likewise.
13667 (vzipq_f32): Likewise.
13668 (vzipq_u8): Likewise.
13669 (vzipq_u16): Likewise.
13670 (vzipq_u32): Likewise.
13671 (vzipq_p8): Likewise.
13672 (vzipq_p16): Likewise.
13674 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13677 * config/arm/arm.c (neon_endian_lane_map): New function.
13678 (neon_vector_pair_endian_lane_map): New function.
13679 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13680 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13682 (vuzpq_s16): Likewise.
13683 (vuzpq_s32): Likewise.
13684 (vuzpq_f32): Likewise.
13685 (vuzpq_u8): Likewise.
13686 (vuzpq_u16): Likewise.
13687 (vuzpq_u32): Likewise.
13688 (vuzpq_p8): Likewise.
13689 (vuzpq_p16): Likewise.
13691 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13694 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13697 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13699 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13700 truncate const_int operand 1 to QImode.
13702 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13704 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13705 corresponding to an abnormal edge.
13707 2016-02-09 Tom de Vries <tom@codesourcery.com>
13709 PR tree-optimization/69599
13710 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13712 (find_func_aliases_for_builtin_call, find_func_clobbers)
13713 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13716 2016-02-09 Richard Biener <rguenther@suse.de>
13718 PR tree-optimization/69715
13719 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13720 LHS on calls as non-rewritable.
13722 2016-02-09 Tom de Vries <tom@codesourcery.com>
13725 * lto-wrapper.c (append_diag_options): New function.
13726 (compile_offload_image): Call append_diag_options.
13728 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13731 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13732 Minor copy-edit to fix verb tenses.
13734 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13736 PR tree-optimization/69209
13737 * ipa-split.c (split_function): If split part is not
13738 returning retval, retval has gimple type but is not
13739 gimple value, force it into a SSA_NAME first.
13741 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13743 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13746 2016-02-08 Jason Merrill <jason@redhat.com>
13749 * convert.c (convert_to_integer_1): Check dofold on truncation
13751 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13752 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13753 Rename from *_nofold.
13754 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13755 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13757 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13760 * tree.c (build_common_tree_nodes): Remove short_double argument.
13761 All callers changed.
13762 * tree.h (build_common_tree_nodes): Adjust declaration.
13763 * doc/invoke.texi (-fshort-double): Remove documentation.
13764 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13765 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13766 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13767 (append_linker_options): Don't handle OPT_fshort_double.
13769 PR rtl-optimization/68730
13770 * lra-remat.c (insn_to_cand_activation): New static variable.
13771 (lra_remat): Allocate and free it.
13772 (create_cand): New arg activation. Initialize a field in
13773 insn_to_cand_activation if it is nonnull.
13774 (create_cands): Pass the activation insn to create_cand when making
13775 a candidate involving an output reload. Reorganize code a little.
13776 (do_remat): Keep track of active status of candidates in a separate
13779 2016-02-08 Richard Biener <rguenther@suse.de>
13781 PR tree-optimization/69719
13782 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13783 Properly use absolute of the difference of the two offsets to
13784 compare or adjust the segment length.
13786 2016-02-08 Richard Biener <rguenther@suse.de>
13787 Jeff Law <law@redhat.com>
13790 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13791 types for anonymous SSA names.
13793 2016-02-08 Richard Biener <rguenther@suse.de>
13795 PR rtl-optimization/69274
13796 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13798 2016-02-08 Jeff Law <law@redhat.com>
13800 PR tree-optimization/65917
13801 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13802 equivalences from if (x == y) style conditionals.
13803 (loop_depth_of_name): Remove.
13804 (record_equality): Remove loop depth check.
13805 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13806 (const_and_copies::record_const_or_copy_raw): New member function.
13807 * tree-ssa-scopedtables.c
13808 (const_and_copies::record_const_or_copy_raw): New, factored out of
13809 (const_and_copies::record_const_or_copy): Call new member function.
13811 2016-02-05 Jeff Law <law@redhat.com>
13813 PR tree-optimization/68541
13814 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13815 (count_stmts_in_block): New function.
13816 (poor_ifcvt_candidate_code): Likewise.
13817 (is_feasible_trace): Add some heuristics to determine when path
13818 splitting is profitable.
13819 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13820 is a diamond with a single exit.
13822 2016-02-05 Martin Sebor <msebor@redhat.com>
13825 * doc/invoke.texi: Update -Wplacement-new to take an optional
13828 2016-02-06 Richard Henderson <rth@redhat.com>
13831 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13832 out of non-standard address spaces.
13834 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13836 PR rtl-optimization/69691
13837 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13839 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13841 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13842 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13843 (*ieee128_mfvsrd_64bit): Likewise.
13844 (*ieee128_mfvsrd_32bit): Likewise.
13846 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13850 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13852 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13853 instrumented_version.
13855 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13857 * doc/invoke.texi (Optimize Options): In table of --param options
13858 rename second occurrence of tracer-min-branch-ratio to
13859 tracer-min-branch-probability, rename
13860 tracer-min-branch-ratio-feedback to
13861 tracer-min-branch-probability-feedback and clarify description,
13862 rename sched-spec-state-edge-prob-cutoff to
13863 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13864 to selsched-insns-to-rename, rename lto-minpartition to
13865 lto-min-partition, delete reorder-blocks-duplicate and
13866 reorder-blocks-duplicate-feedback.
13868 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13870 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13873 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13875 * doc/extend.texi: S/390: Correct some typos.
13877 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13879 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13881 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13884 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13885 (s390_register_info_gprtofpr): Use new macros above.
13886 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13888 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13889 its name. Adjust restore and save gpr ranges.
13890 (s390_register_info_set_ranges): New function.
13891 (s390_register_info): Use new macros above. Call
13892 s390_register_info_set_ranges.
13893 (s390_optimize_register_info): Likewise.
13894 (s390_hard_regno_rename_ok): Use new macros.
13895 (s390_hard_regno_scratch_ok): Likewise.
13896 (s390_emit_epilogue): Likewise.
13897 (s390_can_use_return_insn): Likewise.
13898 (s390_optimize_prologue): Likewise.
13899 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13901 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13904 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13906 (ix86_option_override_internal): Disable TARGET_STV even for
13907 -m{incoming,preferred}-stack-boundary=3.
13909 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13911 * config.gcc: Mark deprecated rtems targets as obsolete.
13913 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13915 PR rtl-optimization/64682
13916 PR rtl-optimization/69567
13917 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13918 before I2 only if the register is both used and set in I2.
13920 2016-02-04 DJ Delorie <dj@redhat.com>
13922 * config/msp430/msp430.c (msp430_start_function): Add function type.
13924 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13927 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13929 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13931 PR rtl-optimization/69577
13933 2015-10-29 Richard Henderson <rth@redhat.com>
13937 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13938 sse check to the exact conditions of PR 67609.
13940 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13943 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13944 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13945 not allowed into the traditional Altivec registers.
13946 (movtd_64bit_nodm): Likewise.
13947 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13949 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13951 * config/aarch64/cortex-a57-fma-steering.c
13952 (aarch64_register_fma_steering): Remove "static" from arguments
13955 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13958 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13959 twice when complex.
13961 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13963 * doc/invoke.texi: Delete -mno-fma4.
13965 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13967 PR rtl-optimization/69577
13968 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13969 (find_subregs_of_mode): Update accordingly. Iterate over partial
13972 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13974 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13975 * config/arm/arm.c (neon_reinterpret): Remove.
13976 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13977 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13978 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13979 vreinterpretti): Remove.
13980 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13981 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13982 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13983 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13984 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13985 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13986 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13987 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13988 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13989 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13990 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13991 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13992 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13993 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13994 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13995 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13996 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13997 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13998 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13999 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14000 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14001 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14002 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14003 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14004 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14005 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14006 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14007 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14008 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14009 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14010 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14011 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14012 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14013 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14014 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14015 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14016 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14017 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14018 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14019 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14020 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14021 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14022 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14023 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14024 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14025 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14026 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14027 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14028 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14029 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14030 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14031 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14032 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14033 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14034 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14035 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14036 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14037 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14038 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14039 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14040 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14041 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14042 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14043 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14044 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14045 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14046 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14047 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14048 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14049 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14050 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14051 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14052 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14053 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14054 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14055 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14056 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14057 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14058 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14059 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14060 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14061 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14062 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14063 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14064 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14065 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14066 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14067 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14068 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14069 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14070 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14071 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14072 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14073 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14074 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14075 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14076 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14077 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14078 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14079 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14080 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14081 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14082 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14084 2016-02-04 Martin Liska <mliska@suse.cz>
14087 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14088 that are gimple_store_p.
14089 (maybe_instrument_call): Likewise.
14091 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14093 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14094 register scaling out of memory reference and comment why.
14096 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14100 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14101 folding the source of a SET.
14103 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14107 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14108 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14110 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14114 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14117 2016-02-04 Christian Bruel <christian.bruel@st.com>
14119 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14120 * config/arm/arm.c (arm_set_current_function): Likewise.
14122 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14123 Ilya Enkovich <enkovich.gnu@gmail.com>
14124 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/i386.c (convert_scalars_to_vector): Remove
14128 stack alignment fixes.
14129 (ix86_option_override_internal): Disable TARGET_STV if stack
14130 might not be aligned enough.
14131 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14133 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14135 * config/i386/x86-tune.def: Disable default prefetching
14138 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14139 Vladimir Makarov <vmakarov@redhat.com>
14142 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14143 in validating fused toc addresses.
14145 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14148 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14149 range->m_caret fields if range->m_show_caret_p is false.
14152 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14153 Force oldval into register if it does not satisfy reg_or_short_operand
14154 predicate. Fix up formatting.
14156 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14157 Alexandre Oliva <aoliva@redhat.com>
14160 * lra-constraints.c (simplify_operand_subreg): Check additionally
14161 address validity after potential reloading.
14162 (process_address_1): Check insns validity. In case of failure do
14165 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14168 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14171 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14173 * wide-int.cc (canonize_uhwi): New function.
14174 (wi::divmod_internal): Use it.
14176 2016-02-02 James Norris <jnorris@codesourcery.com
14178 * gimplify.c (omp_notice_variable): Add usage check.
14180 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14182 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14183 like LE, GE, LT, GT when emitting relational operator.
14185 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14187 * ira-costs.c (find_costs_and_classes): Add extra argument.
14188 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14189 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14190 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14191 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14192 Add best_class parameter, and return it if not ALL_REGS.
14193 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14195 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14196 Update target hook.
14198 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14200 * config/aarch64/aarch64.c
14201 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14202 (aarch64_ira_change_pseudo_allocno_class): New function.
14204 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14207 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14209 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14211 * config/avr/avr.c (avr_option_override): Set
14212 PARAM_ALLOW_STORE_DATA_RACES to 1.
14214 2016-02-02 Richard Biener <rguenther@suse.de>
14216 PR tree-optimization/69595
14217 * match.pd: Add range test simplifications to true/false.
14219 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14221 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14222 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14225 2016-02-02 Richard Biener <rguenther@suse.de>
14227 PR tree-optimization/69606
14228 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14229 info on the result before moving a stmt.
14231 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14233 PR middle-end/68542
14234 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14235 branch with vector comparison.
14236 * config/i386/sse.md (VI48_AVX): New mode iterator.
14237 (define_expand "cbranch<mode>4): Add support for conditional branch
14238 with vector comparison.
14239 * tree-vect-loop.c (optimize_mask_stores): New function.
14240 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14241 has_mask_store field of vect_info.
14242 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14243 vectorized loops having masked stores after vec_info destroy.
14244 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14245 correspondent macros.
14246 (optimize_mask_stores): Add prototype.
14248 2016-02-02 Alan Modra <amodra@gmail.com>
14251 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14254 2016-02-02 Alan Modra <amodra@gmail.com>
14257 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14258 whenever toc_label_name used.
14259 (rs6000_file_start): Don't set up toc section here,
14260 (rs6000_output_function_epilogue): do so here instead,
14261 (rs6000_xcoff_file_start): and here.
14262 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14263 (load_toc_aix_di): Likewise.
14265 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14267 PR rtl-optimization/69592
14268 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14269 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14270 (num_sign_bit_copies_binary_arith_p): New inline function.
14271 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14273 2016-02-01 Jeff Law <law@redhat.com>
14275 PR tree-optimization/69580
14276 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14277 * tree-ssa-threadbackward.c
14278 (fsm_find_control_statement_thread_paths): Do not try to walk
14279 through large PHI nodes.
14281 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14283 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14284 when count is incremented above limit, don't analyze further
14287 * omp-low.c (oacc_parse_default_dims): Avoid
14288 -Wsign-compare warning, make sure value fits into int
14289 rather than just unsigned int.
14291 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14293 PR tree-optimization/67921
14294 * fold-const.c (split_tree): New parameters. Convert pointer
14295 type variable part to proper type before negating.
14296 (fold_binary_loc): Pass new arguments to split_tree.
14298 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14300 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14301 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14302 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14303 * doc/tm.texti: Rebuilt.
14304 * doc/invoke.texi (fopenacc-dim): Document.
14305 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14306 (append_compiler_options): Likewise.
14307 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14308 (oacc_parse_default_dims): New.
14309 (oacc_validate_dims): Add USED arg. Select non-unity default when
14311 (oacc_loop_fixed_partitions): Return mask of used partitions.
14312 (oacc_loop_auto_partitions): Emit dump info.
14313 (oacc_loop_partition): Return mask of used partitions.
14314 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14315 loop partitioning and validation calls.
14317 2016-02-01 Richard Biener <rguenther@suse.de>
14319 PR middle-end/69556
14320 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14322 2016-02-01 Richard Biener <rguenther@suse.de>
14324 PR tree-optimization/69574
14325 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14326 of asserting return chrec_dont_know.
14328 2016-02-01 Martin Liska <mliska@suse.cz>
14330 * mem-stats-traits.h: Add copyright header.
14331 * mem-stats.h: Likewise.
14333 2016-02-01 Richard Biener <rguenther@suse.de>
14335 PR tree-optimization/69579
14336 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14337 Do not propagate through abnormal PHI results.
14339 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14341 * postreload.c (reload_cse_simplify): Remove dead code.
14343 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14345 PR rtl-optimization/69570
14346 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14347 if there is more than one set, not if there is a single set.
14349 2016-02-01 Richard Henderson <rth@redhat.com>
14352 * combine.c (make_compound_operation): When looking through a
14353 subreg, make sure to re-extend to the width of the outer mode.
14355 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14357 PR tree-optimization/69546
14358 * wide-int.cc (wi::divmod_internal): For unsigned division
14359 where both operands fit into uhwi, if o1 is 1 and o0 has
14360 msb set, if divident_prec is larger than bits per hwi,
14361 clear another quotient word and return 2 instead of 1.
14362 Similarly for remainder with msb in HWI set, if dividend_prec
14363 is larger than bits per hwi.
14365 2016-01-29 Martin Jambor <mjambor@suse.cz>
14367 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14368 Use short lowercase names.
14369 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14370 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14371 acq_rel one. Protect warning agains segfaults if
14372 get_memory_order_name returns NULL.
14373 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14374 with release semantics. Do not warn if get_memory_order already did.
14375 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14376 semantics. Fix check for relaxed or acquire semantics. Do not warn
14377 if get_memory_order already did.
14379 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14381 * doc/install.texi: Document that isl-0.16 is supported.
14383 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14386 * config/i386/constraints.md (Bm): Describe as special memory
14388 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14389 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14390 * genpreds.c (struct constraint_data): Add is_special_memory.
14391 (have_special_memory_constraints, special_memory_start): New
14393 (special_memory_end): Ditto.
14394 (add_constraint): Add new arg is_special_memory. Add code to
14395 process its true value. Update have_special_memory_constraints.
14396 (process_define_constraint): Pass the new arg.
14397 (process_define_register_constraint): Ditto.
14398 (choose_enum_order): Process special memory.
14399 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14400 function insn_extra_special_memory_constraint.
14401 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14402 * gensupport.c (process_rtx): Process
14403 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14404 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14405 * ira-lives.c (single_reg_class): Use
14406 insn_extra_special_memory_constraint.
14407 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14408 * lra-constraints.c (process_alt_operands): Ditto.
14409 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14410 * recog.c (asm_operand_ok, preprocess_constraints): Process
14412 * reload.c (find_reloads): Ditto.
14413 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14414 * stmt.c (parse_input_constraint): Use
14415 insn_extra_special_memory_constraint.
14417 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14420 * lra-splill.c (lra_final_code_change): Revert r229087 by
14421 removing all sub-registers.
14423 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14426 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14428 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14431 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14432 SSE1, copy target into the temporary reg first before recursing
14435 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14437 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14440 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14442 * ginclude/stdarg.h: Test __cplusplus instead of
14443 __GXX_EXPERIMENTAL_CXX0X__.
14445 2016-01-29 Richard Biener <rguenther@suse.de>
14447 PR tree-optimization/69547
14448 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14449 Do not mark clobbers necessary.
14450 (mark_all_reaching_defs_necessary_1): Likewise.
14452 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14454 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14455 declaration name with %qs and print it in both error messages.
14456 Also fix indentation.
14458 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14461 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14462 trailing blank line from error message.
14464 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14467 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14470 2016-01-29 Richard Biener <rguenther@suse.de>
14472 PR middle-end/69537
14473 * match.pd: Allow all integral types when simplifying a
14474 widening or sign-changing conversion.
14476 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14478 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14479 back to setting codegen_error to fail codegen.
14481 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14484 * config/i386/constraints.md (C): Only accept constant zero operand.
14485 (BC): New constraint.
14486 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14487 instead of C constraint.
14488 * doc/md.texi (Machine Constraints): Update description
14491 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14494 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14496 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14498 PR middle-end/69542
14499 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14502 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14504 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14505 branches if using guessed profile.
14507 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14509 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14511 2016-01-28 Richard Henderson <rth@redhat.com>
14514 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14515 * config/aarch64/aarch64-protos.h: Update.
14516 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14517 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14518 (aarch64_get_condition_code_1): Handle CC_Cmode.
14519 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14520 (*add<mode>3_compareC_cconly_imm): New.
14521 (*add<mode>3_compareC_cconly): New.
14522 (*add<mode>3_compareC_imm): New.
14523 (add<mode>3_compareC): New.
14524 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14525 to be first. Use aarch64_carry_operation.
14526 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14527 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14528 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14529 (subti3): Use subdi3_compare1.
14530 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14531 (sub<mode>3_compare1): New.
14532 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14533 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14534 (*subsi3_carryin_uxtw): Likewise.
14535 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14536 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14537 * config/aarch64/iterators.md (DWI): New.
14538 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14539 (aarch64_borrow_operation): New.
14541 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14543 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14544 message when isl does not return a valid schedule.
14546 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14548 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14549 Remove comments from class declarations: they are already in the code
14552 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14554 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14556 (ternary_op_to_tree): Same.
14557 (unary_op_to_tree): Same.
14558 (nary_op_to_tree): Same.
14559 (gcc_expression_from_isl_expr_op): Same.
14560 (gcc_expression_from_isl_expression): Same.
14561 (graphite_create_new_loop): Same.
14562 (graphite_create_new_loop_guard): Same.
14563 (build_iv_mapping): Same.
14564 (graphite_create_new_guard): Same.
14565 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14566 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14568 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14570 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14571 instead of setting codegen_error to fail codegen.
14573 2016-01-28 Jason Merrill <jason@redhat.com>
14575 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14577 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14579 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14580 Remove CONST_INT_P check in CCMP cost calculation.
14582 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14584 * config/aarch64/aarch64.c (generic_vector_cost):
14585 Set vec_permute_cost.
14586 (cortexa57_vector_cost): Likewise.
14587 (exynosm1_vector_cost): Likewise.
14588 (xgene1_vector_cost): Likewise.
14589 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14590 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14591 Add vec_permute_cost entry.
14593 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14595 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14597 (add<mode>3_compare0): Likewise.
14598 (addsi3_compare0_uxtw): Likewise.
14599 (add<mode>3nr_compare0): Likewise.
14600 (compare_neg<mode>): Likewise.
14601 (<optab><mode>3): Likewise.
14603 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14605 * tree-vect-stmts.c (vectorizable_comparison): Add
14606 NULL check for vectype.
14608 2016-01-28 Richard Biener <rguenther@suse.de>
14610 PR tree-optimization/69466
14611 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14612 Account for PHIs we couldn't duplicate.
14614 2016-01-28 Martin Liska <mliska@suse.cz>
14617 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14618 instead of ENABLE_VALGRIND_CHECKING.
14620 2016-01-27 Richard Henderson <rth@redhat.com>
14623 * lra-remat.c (subreg_regs): New.
14624 (dump_candidates_and_remat_bb_data): Dump it.
14625 (operand_to_remat): Reject if operand in subreg_regs.
14626 (set_bb_regs): Collect subreg_regs.
14627 (lra_remat): Init and free subreg_regs. Compute
14628 calculate_local_reg_remat_bb_data before create_cands.
14630 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14633 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14634 change stack_alignment_needed for __tls_get_addr call.
14636 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14638 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14640 2016-01-27 Jeff Law <law@redhat.com>
14642 PR tree-optimization/68398
14643 PR tree-optimization/69196
14644 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14645 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14646 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14647 Only count PHIs in the last block in the path. The others will
14648 const/copy propagate away. Add heuristic to allow more irreducible
14649 subloops to be created when it is likely profitable to do so.
14651 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14652 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14653 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14655 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14658 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14659 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14660 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14661 * tree-streamer-in.c: Include asan.h.
14662 (streamer_get_builtin_tree): For builtins in sanitizer
14663 range call initialize_sanitizer_builtins and retry.
14665 2016-01-27 Ian Lance Taylor <iant@google.com>
14667 * common.opt (fkeep-gc-roots-live): New undocumented option.
14668 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14669 -fkeep-gc-roots-live, skip pointers.
14670 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14673 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14676 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14677 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14679 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14682 * configure.ac: NetBSD provides SSP in its C library.
14683 * configure: Updated.
14685 2016-01-27 Richard Biener <rguenther@suse.de>
14687 PR tree-optimization/69166
14688 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14689 reduction code for commutativity / associativity.
14691 2016-01-27 Martin Jambor <mjambor@suse.cz>
14693 PR tree-optimization/69355
14694 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14695 total_scalarization fails.
14697 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14699 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14702 2016-01-27 Christian Bruel <christian.bruel@st.com>
14705 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14706 Move arm_reset_previous_fndecl and set_target_option_current_node in
14707 the conditional part. Call save_restore_target_globals.
14708 * config/arm/arm.c (arm_set_current_function):
14709 Refactor to better support #pragma target and attribute mix.
14710 Call save_restore_target_globals.
14711 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14713 2016-01-27 Martin Liska <mliska@suse.cz>
14715 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14716 reference for an HSA kernel and its host function.
14718 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14720 PR tree-optimization/69399
14721 * wide-int.h (wi::lrshift): For larger precisions, only
14722 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14724 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14726 * config/arc/predicates.md (proper_comparison_operator): Reject
14727 constant-constant comparison.
14729 2016-01-26 Tom de Vries <tom@codesourcery.com>
14731 PR tree-optimization/69110
14732 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14733 DR_NUM_DIMENSIONS == 0.
14735 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14736 Sebastian Pop <s.pop@samsung.com>
14738 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14739 isl_ast_op_cond and isl_ast_op_select.
14740 (gcc_expression_from_isl_expr_op): Same.
14742 2016-01-26 Jason Merrill <jason@redhat.com>
14745 * tree.c (recompute_constructor_flags): Split out from
14747 (verify_constructor_flags): New.
14748 * tree.h: Declare them.
14750 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14752 PR rtl-optimization/69217
14753 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14754 are no TYPE_FIELDS set for the record type.
14756 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14759 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14760 toc_label_name unconditionally.
14761 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14762 SYMBOL_REF string. Use toc_label_name instead of constructing
14764 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14765 constructing LCTOC1.
14767 2016-01-26 Martin Sebor <msebor@redhat.com>
14770 * doc/extend.texi (Common Type Attributes): Move text that talks about
14771 attribute packed from attribute aligned to the section discussing
14772 the former attribute for clarity.
14774 2016-01-26 Richard Henderson <rth@redhat.com>
14776 PR middle-end/60908
14777 * trans-mem.c (tm_region_init): Mark entry block as visited.
14779 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14782 * diagnostic-show-locus.c (layout::print_source_line): Replace
14783 call to pp_newline with call to layout::print_newline.
14784 (layout::print_annotation_line): Likewise.
14785 (layout::move_to_column): Likewise.
14786 (layout::print_any_fixits): After printing any fixits, print a
14787 trailing newline, if necessary.
14788 (layout::print_newline): New method, resetting any colorization
14790 (diagnostic_show_locus): Move the pp_newline to before the
14791 early bailout. Remove dummy block enclosing the layout instance.
14792 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14793 of pp_newline_and_flush with pp_flush.
14794 (diagnostic_append_note): Delete use of pp_newline.
14795 (diagnostic_append_note_at_rich_loc): Delete.
14796 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14797 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14798 when newline characters are added to the buffer.
14800 2016-01-26 Michael Matz <matz@suse.de>
14802 * configure.ac (ac_cv_std_swap_in_utility): New test.
14803 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14804 * configure: Regenerate.
14805 * config.in: Regenerate.
14807 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14809 * config/arc/arc.md (cstoresi4): Force operand into register.
14810 (arcset<code>): Fix predicate.
14811 (arcsetltu): Likewise.
14812 (arcsetgeu): Likewise.
14813 (arcsethi): Likewise.
14814 (arcsetls): Likewise.
14816 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14818 PR tree-optimization/69483
14819 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14820 if base has error_mark_node type.
14822 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14825 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14826 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14828 (vget_lane_f16): Handle big-endian.
14829 (vgetq_lane_f16): Likewise.
14830 (vset_lane_f16): Likewise.
14831 (vsetq_lane_f16): Likewise.
14832 * config/arm/iterators.md (VQXMOV): Add V8HF.
14833 (VDQ): Add V4HF and V8HF.
14834 (V_reg): Handle V4HF and V8HF.
14835 (Is_float_mode): Likewise.
14836 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14837 neon_vdup_nv8hf): New patterns.
14838 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14839 Use VD_LANE iterator.
14840 (neon_vld1_dup<mode>): Use VQ2 iterator.
14842 2016-01-26 Nathan Sidwell <nathan@acm.org>
14844 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14845 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14846 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14847 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14848 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14849 (oacc_validate_dims): Add LEVEL arg, don't return level.
14850 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14851 oacc_validate_dims.
14852 (execute_oacc_device_lower): Adjust, add more dump output.
14853 * tree-ssa-loop.c (gate_oacc_kernels): Use
14854 oacc_fn_attrib_kernels_p.
14855 * tree-parloops.c (create_parallel_loop): Adjust
14856 set_oacc_fn_attrib call.
14858 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14861 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14862 (append_compiler_options): Handle -fcilkplus.
14863 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14865 2016-01-26 Nick Clifton <nickc@redhat.com>
14868 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14869 been marked as DECL_ONE_ONLY but we do not the means to make it
14870 so, then do not allow it to bind locally.
14872 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14875 * opts.h (parse_sanitizer_options): New prototype.
14876 * opts.c (sanitizer_opts): New array.
14877 (parse_sanitizer_options): New function.
14878 (common_handle_option): Use parse_sanitizer_options.
14880 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14883 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14884 alignment adjustment to ...
14885 (ix86_update_stack_boundary): Here. Don't over-align stack for
14887 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14888 if __tls_get_addr is called.
14890 2016-01-26 Christian Bruel <christian.bruel@st.com>
14892 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14894 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14896 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14898 2016-01-26 Richard Biener <rguenther@suse.de>
14900 PR middle-end/69467
14901 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14903 2016-01-26 Richard Biener <rguenther@suse.de>
14905 PR tree-optimization/69452
14906 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14907 (move_computations_dom_walker::before_dom_children): Rename
14909 (move_computations_worker): This.
14910 (move_computations): Perform an RPO rather than a DOM walk.
14912 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14915 * combine.c (combine_instructions): For REG_EQUAL note with
14916 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14917 to the underlying register.
14918 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14919 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14921 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14924 * config/aarch64/aarch64-builtins.c
14925 (aarch64_init_simd_builtin_types): Do not set structural
14926 equality to __Poly{8,16,64,128}_t types.
14928 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14930 PR tree-optimization/69400
14931 * wide-int.cc (wi_pack): Take the precision as argument and
14932 perform canonicalization here rather than in the callers.
14933 Use the main loop to handle all full-width HWIs. Add a
14934 zero HWI if in_len isn't a full result.
14935 (wi::divmod_internal): Update accordingly.
14936 (wi::mul_internal): Likewise. Simplify.
14938 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14939 Sebastian Pop <s.pop@samsung.com>
14941 * graphite-poly.c (apply_poly_transforms): Simplify.
14942 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14943 (print_isl_map): Same.
14944 (print_isl_union_map): Same.
14945 (print_isl_schedule): New.
14946 (debug_isl_schedule): New.
14947 * graphite-dependences.c (scop_get_reads): Do not call
14948 isl_union_map_add_map that is undocumented isl functionality.
14949 (scop_get_must_writes): Same.
14950 (scop_get_may_writes): Same.
14951 (scop_get_original_schedule): Remove.
14952 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14953 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14954 (compute_deps): Remove.
14955 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14956 (debug_schedule_ast): New.
14957 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14958 set_separate_option.
14959 (graphite_regenerate_ast_isl): Add dump.
14960 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14961 from scop->transformed_schedule.
14962 (graphite_regenerate_ast_isl): Add more dump.
14963 * graphite-optimize-isl.c (optimize_isl): Set
14964 scop->transformed_schedule. Check whether schedules are equal.
14965 (apply_poly_transforms): Move here.
14966 * graphite-poly.c (apply_poly_transforms): ... from here.
14967 (free_poly_bb): Static.
14968 (free_scop): Static.
14969 (pbb_number_of_iterations_at_time): Remove.
14970 (print_isl_ast): New.
14971 (debug_isl_ast): New.
14972 (debug_scop_pbb): New.
14973 * graphite-scop-detection.c (print_edge): Move.
14974 (print_sese): Move.
14975 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14976 (build_scop_scattering): Remove.
14977 (create_pw_aff_from_tree): Assert instead of bailing out.
14978 (add_condition_to_pbb): Remove unused code, do not fail.
14979 (add_conditions_to_domain): Same.
14980 (add_conditions_to_constraints): Remove.
14981 (build_scop_context): New.
14982 (add_iter_domain_dimension): New.
14983 (build_iteration_domains): Initialize pbb->iterators.
14984 Call add_conditions_to_domain.
14987 (index_outermost_in_loop): New.
14988 (index_pbb_in_loop): New.
14989 (outermost_pbb_in): New.
14990 (add_in_sequence): New.
14991 (add_outer_projection): New.
14992 (outer_projection_mupa): New.
14993 (add_loop_schedule): New.
14994 (build_schedule_pbb): New.
14995 (build_schedule_loop): New.
14996 (embed_in_surrounding_loops): New.
14997 (build_schedule_loop_nest): New.
14998 (build_original_schedule): New.
14999 (build_poly_scop): Call build_original_schedule.
15000 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15001 (free_poly_dr): Remove.
15002 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15003 (free_poly_bb): Remove.
15004 (debug_loop_vec): Remove.
15005 (print_isl_ast): Declare.
15006 (debug_isl_ast): Declare.
15007 (scop_do_interchange): Remove.
15008 (scop_do_strip_mine): Remove.
15009 (scop_do_block): Remove.
15010 (flatten_all_loops): Remove.
15011 (optimize_isl): Remove.
15012 (pbb_number_of_iterations_at_time): Remove.
15013 (debug_scop_pbb): Declare.
15014 (print_schedule_ast): Declare.
15015 (debug_schedule_ast): Declare.
15016 (struct scop): Remove schedule. Add original_schedule,
15017 transformed_schedule.
15018 (free_gimple_poly_bb): Remove.
15019 (print_generated_program): Remove.
15020 (debug_generated_program): Remove.
15021 (unify_scattering_dimensions): Remove.
15022 * sese.c (print_edge): ... here.
15023 (print_sese): ... here.
15024 (debug_edge): ... here.
15025 (debug_sese): ... here.
15026 * sese.h (print_edge): Declare.
15027 (print_sese): Declare.
15028 (dump_edge): Declare.
15029 (dump_sese): Declare.
15031 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15032 Sebastian Pop <s.pop@samsung.com>
15034 * Makefile.in: Set ISLVER in site.exp.
15036 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15038 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15039 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15040 through DECL_VALUE_EXPR for expansion.
15042 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15044 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15045 the frame info after reload completed.
15047 2016-01-25 Jeff Law <law@redhat.com>
15049 PR tree-optimization/69196
15050 PR tree-optimization/68398
15051 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15052 tree-ssa-threadupdate.c.
15053 (determine_bb_domination_status): Prototype
15054 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15055 (determine_bb_domination_status): No longer static.
15056 (valid_jump_thread_path): Remove code to detect characteristics
15057 of the jump thread path not associated with correctness.
15058 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15059 Correct test for thread path length. Count PHIs for real operands as
15060 statements that need to be copied. Do not count ASSERT_EXPRs.
15061 Look at all the blocks in the thread path. Compute and selectively
15062 filter thread paths based on threading through the latch, threading
15063 a multiway branch or crossing a multiway branch.
15065 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15067 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15068 decl with __attribute__ ((unused)) annotation.
15070 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15073 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15074 of operands is compatible with a statement vectype.
15076 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15078 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15079 improve wording for mixed storage order support.
15081 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15083 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15084 (vcvt_u64_f64): Likewise.
15085 (vcvta_s64_f64): Likewise.
15086 (vcvta_u64_f64): Likewise.
15087 (vcvtm_s64_f64): Likewise.
15088 (vcvtm_u64_f64): Likewise.
15089 (vcvtn_s64_f64): Likewise.
15090 (vcvtn_u64_f64): Likewise.
15091 (vcvtp_s64_f64): Likewise.
15092 (vcvtp_u64_f64): Likewise.
15094 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15096 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15097 (arc_init): Check validity mll64 option.
15098 (arc_save_restore): Use double load/store instruction.
15099 (arc_expand_movmem): Likewise.
15100 (arc_split_move): Don't split if we have double load/store
15101 instructions. Returns a boolean.
15102 (arc_process_double_reg_moves): Change function to return boolean
15103 instead of a sequence of instructions.
15104 (arc_dwarf_register_span): New function.
15105 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15106 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15107 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15108 (*movdf_insn): Likewise.
15109 * config/arc/arc.opt (mll64): New option.
15110 * config/arc/predicates.md (even_register_operand): New predicate.
15111 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15113 2016-01-25 Richard Biener <rguenther@suse.de>
15116 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15117 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15119 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15121 2016-01-25 Richard Biener <rguenther@suse.de>
15123 PR tree-optimization/69376
15124 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15126 (VN_INFO_ANTI_RANGE_P): New inline.
15127 (VN_INFO_RANGE_TYPE): Likewise.
15128 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15129 SSA_NAME_ANTI_RANGE_P.
15130 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15131 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15132 Properly query VN_INFO_RANGE_TYPE.
15134 2016-01-25 Nick Clifton <nickc@redhat.com>
15137 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15139 2016-01-23 Tom de Vries <tom@codesourcery.com>
15141 PR tree-optimization/69426
15142 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15145 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15147 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15148 "the the" with "the" in the comments.
15149 * ipa-devirt.c (build_type_inheritance_graph,
15150 update_type_inheritance_graph): Likewise.
15151 * tree.c (build_function_type_list_1): Likewise.
15152 * cfgloopmanip.c (scale_loop_profile): Likewise.
15153 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15154 * gimple-ssa-split-paths.c
15155 (find_block_to_duplicate_for_splitting_paths): Likewise.
15156 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15157 * expr.c (convert_move): Likewise.
15158 * var-tracking.c (vt_stack_adjustments): Likewise.
15159 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15160 * tree-vrp.c (test_for_singularity): Likewise.
15162 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15163 directly instead of building a temporary tree.
15166 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15167 remove <algorithm> include.
15169 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15172 * config/i386/i386.c: Include dojump.h.
15173 (expand_small_movmem_or_setmem,
15174 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15176 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15177 if dynamic_check != -1.
15179 2016-01-21 Jeff Law <law@redhat.com>
15181 PR middle-end/69347
15182 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15183 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15184 into dominated_by_p.
15185 (cprop_into_successor_phis): Avoid unnecessary tests.
15187 2016-01-22 Richard Henderson <rth@redhat.com>
15190 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15191 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15193 2016-01-22 Michael Matz <matz@suse.de>
15195 * system.h (string, algorithm): Include only conditionally.
15196 (new): Include always under C++.
15197 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15198 * final.c (toplevel): Ditto.
15199 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15200 * genconditions.c (write_header): Make gencondmd.c define
15202 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15204 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15205 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15207 2016-01-22 Christian Bruel <christian.bruel@st.com>
15210 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15212 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15215 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15216 define_insn_and_split. Ensure operands[1] and operands[0] do not
15217 get assigned the same register.
15219 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15221 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15223 2016-01-22 Christian Bruel <christian.bruel@st.com>
15225 * config/arm/arm-c.c (arm_pragma_target_parse):
15226 Remove warn_builtin_macro_redefined overwrite.
15228 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15230 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15231 flag_non_call_exceptions compatibility.
15233 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15236 * dwarf2out.c (add_child_die_after): New function.
15237 (dwarf_qual_info_t): New type.
15238 (dwarf_qual_info): New variable.
15239 (qualified_die_p): New function.
15240 (modified_type_die): For -fdebug-types-section, ensure
15241 canonical order of qualifiers. Put qualified DIEs adjacent
15242 to the corresponding non-qualified type DIE and search there
15243 for existing qualified DIEs.
15245 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15247 * doc/extend.texi (scalar_storage_order type attribute): Document
15248 restriction on type punning and aliasing, and remove future tense.
15250 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15253 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15256 2016-01-21 Jeff Law <law@redhat.com>
15258 PR middle-end/69347
15259 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15260 useless call to record_temporary_equivalences.
15261 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15262 allocate 10 slots in the bb_path vector and let it grow as needed.
15263 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15266 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15268 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15270 * configure: Regenerate.
15272 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15274 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15275 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15277 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15279 PR middle-end/66178
15280 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15281 drop EXPAND_INITIALIZER.
15282 * rtl.h (contains_symbolic_reference_p): Declare.
15283 * rtlanal.c (contains_symbolic_reference_p): New function.
15284 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15285 a subtraction into a NOT if symbolic constants are involved.
15287 2016-01-21 Anton Blanchard <anton@samba.org>
15288 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15291 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15293 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15296 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15298 * config/microblaze/microblaze.c
15299 (get_branch_target): New.
15300 (insert_wic_for_ilb_runout): New.
15302 (microblaze_machine_dependent_reorg): New.
15303 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15304 * config/microblaze/microblaze.md
15305 (UNSPEC_IPREFETCH): Define.
15306 (iprefetch): New pattern
15307 * config/microblaze/microblaze.opt
15308 (mxl-prefetch): New flag.
15310 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15312 * config/microblaze/microblaze.h
15313 (FIXED_REGISTERS): Update in macro.
15314 (CALL_USED_REGISTERS): Update in macro.
15316 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15318 PR rtl-optimization/68920
15319 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15322 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15324 PR rtl-optimization/68990
15325 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15326 pseudo instead of inheritance ones.
15328 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15329 Nick Clifton <nickc@redhat.com>
15333 * config/mips/mips.c (mips_compute_frame_info): Initialise
15334 args_size and hard_frame_pointer_offset fields of the frame
15335 structure before calling mips_global_pointer.
15337 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15339 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15341 * configure: Regenerate.
15343 2016-01-21 Richard Biener <rguenther@suse.de>
15345 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15347 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15349 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15350 to actually emit the .size directive.
15352 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15353 Jakub Jelinek <jakub@redhat.com>
15357 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15358 args array size by one to avoid buffer overflow.
15360 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15362 * config/s390/s390.md (pool_section_start): Use switch_to_section
15363 to select proper read-only data section instead of hardcoding
15365 (pool_section_end): Use switch_to_section to match the above.
15367 2016-01-21 Richard Biener <rguenther@suse.de>
15369 PR tree-optimization/69378
15370 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15371 (set_ssa_val_to): Use it for dominance checks taking into
15372 account not executable edges.
15374 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15377 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15378 for bitsize instead of GET_MODE_PRECISION (mode).
15380 2016-01-20 Martin Sebor <msebor@redhat.com>
15383 * extend.texi (__sync Builtins): Clarify the semantics of
15384 __sync_fetch_and_OP built-ins on pointers.
15385 (__atomic Builtins): Same.
15387 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15388 Sebastian Pop <s.pop@samsung.com>
15390 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15391 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15392 (is_valid_rename): Same.
15393 (translate_isl_ast_to_gimple::get_rename): Same.
15394 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15395 (translate_isl_ast_to_gimple::rename_uses): Same.
15396 (get_new_name): Check for close_phi nodes.
15397 (copy_loop_phi_args): Use phi_node_kind.
15398 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15399 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15401 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15402 Sebastian Pop <s.pop@samsung.com>
15404 Revert commit r229783.
15405 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15406 Remove use of parameter_rename_map.
15407 (copy_def): Remove.
15408 (copy_internal_parameters): Remove.
15409 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15410 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15411 (free_sese_info): Do not free parameter_rename_map.
15412 (set_rename): Do not use parameter_rename_map.
15413 (rename_uses): Update call to set_rename.
15414 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15415 * sese.h (parameter_rename_map_t): Remove.
15416 (struct sese_info_t): Remove field parameter_rename_map.
15418 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15419 Sebastian Pop <s.pop@samsung.com>
15421 * graphite-isl-ast-to-gimple.c: Fix comment.
15422 * graphite-scop-detection.c (defined_in_loop_p): New.
15423 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15424 names defined in loop.
15426 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15427 Sebastian Pop <s.pop@samsung.com>
15429 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15430 Discard unstructured if-then-else regions.
15432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15433 Sebastian Pop <s.pop@samsung.com>
15435 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15436 (cleanup_loop_iter_dom): Remove.
15437 (build_loop_iteration_domains): Remove.
15438 (build_scop_context): Remove.
15439 (build_scop_iteration_domain): Remove.
15440 (add_loop_constraints): New.
15441 (build_iteration_domains): New.
15442 (build_poly_scop): Call build_iteration_domains.
15444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15445 Sebastian Pop <s.pop@samsung.com>
15447 * graphite-scop-detection.c
15448 (scop_detection::harmful_loop_in_region): Free dom and loops.
15449 (scop_detection::loop_body_is_valid_scop): Free bbs.
15451 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15452 Sebastian Pop <s.pop@samsung.com>
15454 * graphite-scop-detection.c (record_loop_in_sese): New.
15455 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15456 (build_scops): Remove call to build_sese_loop_nests.
15457 * sese.c (sese_record_loop): Remove.
15458 (build_sese_loop_nests): Remove.
15459 (new_sese_info): Remove region->loops.
15460 (free_sese_info): Same.
15461 * sese.h (sese_contains_loop): Same.
15462 (build_sese_loop_nests): Remove.
15463 (sese_contains_loop): Remove.
15465 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15466 Sebastian Pop <s.pop@samsung.com>
15468 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15469 loop_is_valid_in_scop.
15470 (scop_detection::harmful_stmt_in_region): Renamed
15471 harmful_loop_in_region.
15472 Call loop_is_valid_in_scop.
15474 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15475 Sebastian Pop <s.pop@samsung.com>
15477 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15481 Sebastian Pop <s.pop@samsung.com>
15483 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15484 * graphite.h (struct poly_bb): Remove field is_reduction.
15485 (PBB_IS_REDUCTION): Remove.
15487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15488 Sebastian Pop <s.pop@samsung.com>
15490 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15491 (add_pdr_constraints): Same.
15492 (scop_get_reads): Same.
15493 (scop_get_must_writes): Same.
15494 (scop_get_may_writes): Same.
15495 (scop_get_original_schedule): Same.
15496 (extend_schedule): Same.
15497 (apply_schedule_on_deps): Same.
15498 (carries_deps): Same.
15499 (compute_deps): Same.
15500 (scop_get_dependences): Same.
15501 * graphite-isl-ast-to-gimple.c
15502 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15503 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15504 (get_schedule_for_band_list): Same.
15505 (get_schedule_map): Same.
15506 (apply_schedule_map_to_scop): Same.
15507 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15508 (build_loop_iteration_domains): Same.
15509 (add_condition_to_pbb): Same.
15510 (add_param_constraints): Same.
15511 (pdr_add_memory_accesses): Same.
15512 (pdr_add_data_dimensions): Same.
15514 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15516 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15519 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15521 * common.opt (feliminate-dwarf2-dups): Replace references to
15522 "DWARF 2" with just "DWARF".
15523 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15524 * doc/extend.texi: Likewise.
15525 * doc/cpp.texi: Likewise.
15526 * doc/invoke.texi: Likewise.
15527 (Option Summary): Add -gdwarf to list of Debugging Options.
15528 (Debugging Options): Document -gdwarf.
15529 * doc/contrib.texi: Spell "DWARF" like that.
15531 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15533 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15534 warning. Fix up formatting.
15536 PR middle-end/67653
15537 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15538 attempt to mark memory input operand addressable and
15539 call prepare_gimple_addressable in that case. Don't adjust
15540 input_location for diagnostics, use error_at instead.
15542 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15544 * config/rs6000/ppc-auxv.h: New file.
15545 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15546 (cpu_is): Likewise.
15547 (cpu_supports): Likewise.
15548 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15549 (cpu_is_info): New variable.
15550 (cpu_supports_info): Likewise.
15551 (tcb_verification_symbol): Likewise.
15552 (cpu_builtin_p): Likewise.
15553 (cpu_expand_builtin): New function.
15554 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15555 (rs6000_init_builtins): Likewise.
15556 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15557 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15558 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15559 * configure: Regenerate.
15560 * config.in: Likewise.
15561 * doc/extend.texi (PowerPC Built-in Functions): Document
15562 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15564 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15567 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15569 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15572 2016-01-20 Richard Henderson <rth@redhat.com>
15578 * tree.c (tm_define_builtin): New.
15579 (find_tm_vector_type): New.
15580 (build_tm_vector_builtins): New.
15581 (build_common_builtin_nodes): Call it.
15583 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15585 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15586 (arm_fp_ok): Likewise.
15587 (arm_fp): Likewise.
15588 (arm_crypto): Likewise.
15590 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15591 Richard Biener <rguenther@suse.de>
15593 PR tree-optimization/69328
15594 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15595 vectors have same number of elements.
15596 (vectorizable_condition): Fix masked version recognition.
15598 2016-01-20 Richard Biener <rguenther@suse.de>
15600 PR tree-optimization/69345
15601 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15602 (VN_INFO_PTR_INFO): Likewise.
15603 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15604 info when it is equal between non-dominating SSA names.
15605 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15606 Make sure to look at original SSA infos.
15608 2016-01-20 Jeff Law <law@redhat.com>
15611 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15613 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15614 (pc_or_label_operand): New predicate.
15615 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15616 tests for small integers that are 2^n - 1.
15618 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15620 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15622 2016-01-19 Jeff Law <law@redhat.com>
15624 PR middle-end/69347
15625 * tree-ssa-threadbackwards.c
15626 (fsm_find_control_statement_thread_paths): Do not try to lookup
15627 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15629 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15631 * doc/lto.texi: Remove text that says only Gold has linker plugin
15634 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15636 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15637 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15638 the DIE accordingly.
15639 (modified_type_die): Add REVERSE parameter and pass it recursively,
15640 as well as to base_type_die. Adjust presence check accordingly.
15641 (base_type_for_mode): Adjust call to modified_type_die.
15642 (add_type_attribute): Add REVERSE parameter and pass it to
15644 (generic_parameter_die): Adjust call to add_type_attribute.
15645 (add_scalar_info): Likewise.
15646 (add_subscript_info): Likewise.
15647 (gen_array_type_die): Likewise.
15648 (gen_descr_array_type_die): Likewise.
15649 (gen_entry_point_die): Likewise.
15650 (gen_enumeration_type_die): Likewise.
15651 (gen_formal_parameter_die): Likewise.
15652 (gen_subprogram_die): Likewise.
15653 (gen_variable_die ): Likewise.
15654 (gen_const_die): Likewise.
15655 (gen_field_die): Likewise.
15656 (gen_pointer_type_die): Likewise.
15657 (gen_reference_type_die): Likewise.
15658 (gen_ptr_to_mbr_type_die): Likewise.
15659 (gen_inheritance_die): Likewise.
15660 (gen_subroutine_type_die): Likewise.
15661 (gen_typedef_die): Likewise.
15662 (force_type_die): Adjust call to modified_type_die.
15664 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15666 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15667 flow throughout the file. Fix broken link to Objective-C 2.0
15669 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15672 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15674 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15676 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15679 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15680 (maybe_record_node): Record cxa_pure_virtual as the only possible
15681 target if there are not ohter candidates.
15682 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15684 2016-01-19 Richard Biener <rguenther@suse.de>
15686 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15687 (get_memory_order): Likewise.
15689 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15691 * tree-vect-stmts.c (vectorizable_store): Check
15694 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15697 * gcc.c (driver::decode_argv): Add call to
15698 init_opts_obstack before init_options_struct.
15699 * opts.c (init_opts_obstack): Remove idempotency.
15700 (init_options_struct): Replace call to init_opts_obstack
15701 with a gcc_assert to verify that it has already been called.
15702 * toplev.c (toplev::main): Add call to init_opts_obstack before
15703 calls to init_options_struct.
15704 (toplev::finalize): Move cleanup of opts_obstack next to
15705 cleanup of save_decoded_options, clearing the latter, and
15706 save_decoded_options_count.
15708 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15711 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15712 attribute to unconditional. Remove %? from output template.
15714 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15715 Jiong Wang <jiong.wang@arm.com>
15717 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15718 generated from different expand order.
15720 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15722 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15723 Add support for CCMP costing.
15725 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15727 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15728 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15729 (fccmpe<mode>): Likewise.
15730 (fcmp): Rename to fcmp and globalize pattern.
15732 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15733 (aarch64_gen_ccmp_next): Add FP support.
15735 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15737 * target.def (gen_ccmp_first): Update documentation.
15738 (gen_ccmp_next): Likewise.
15739 * doc/tm.texi (gen_ccmp_first): Update documentation.
15740 (gen_ccmp_next): Likewise.
15741 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15742 expand_ccmp_expr_1. Improve comments.
15743 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15744 (ccmp_ior<mode>): Remove pattern.
15745 (cmp<mode>): Remove expand.
15746 (cmp): Globalize pattern.
15747 (cstorecc4): Use cc_register.
15748 (mov<mode>cc): Remove ccmp_cc_register check.
15749 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15750 Simplify after removal of CC_DNE/* modes.
15751 (aarch64_ccmp_mode_to_code): Remove.
15752 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15753 In 'k' case use integer as condition.
15754 (aarch64_nzcv_codes): Remove inverted cases.
15755 (aarch64_code_to_ccmode): Remove.
15756 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15757 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15758 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15759 pattern. Return the comparison with CC register. Invert conditions
15760 when bitcode is OR.
15761 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15762 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15764 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15766 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15767 instrumented_version.
15769 2016-01-19 Richard Biener <rguenther@suse.de>
15771 PR tree-optimization/69336
15772 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15773 handled components with get_ref_base_and_extent.
15774 (equal_mem_array_ref_p): Adjust.
15776 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15779 * shrink-wrap.c: Include valtrack.h.
15780 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15781 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15782 in between insn and where it will be moved to. Call
15783 dead_debug_insert_temp.
15784 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15785 first and dead_debug_local_finish at the end.
15786 For uses and defs bitmap, handle all regs in between REGNO and
15787 END_REGNO, not just the first one.
15789 2016-01-19 Richard Biener <rguenther@suse.de>
15791 PR tree-optimization/69352
15792 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15793 (equal_mem_array_ref_p): Constrain size and max size properly.
15794 Compare the reverse flag.
15796 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15798 * ira.c (ira): Update regstat data if we deleted insns.
15800 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15802 PR rtl-optimization/68955
15803 PR rtl-optimization/64557
15804 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15805 here. Fix up formatting.
15806 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15808 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15811 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15812 assume that the node has body.
15813 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15816 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15818 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15821 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15823 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15824 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15826 2016-01-19 Martin Jambor <mjambor@suse.cz>
15827 Martin Liska <mliska@suse.cz>
15828 Michael Matz <matz@suse.de>
15830 * Makefile.in (OBJS): Add new source files.
15831 (GTFILES): Add hsa.c.
15832 * common.opt (disable_hsa): New variable.
15833 (-Whsa): New warning.
15834 * config.in (ENABLE_HSA): New.
15835 * configure.ac: Treat hsa differently from other accelerators.
15836 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15837 $enable_offloading.
15838 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15839 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15840 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15841 --with-hsa-kmt-lib.
15842 * doc/invoke.texi (-Whsa): Document.
15843 (hsa-gen-debug-stores): Likewise.
15844 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15845 to invoke offload compiler for hsa acclerator.
15846 * opts.c (common_handle_option): Determine whether HSA offloading
15847 should be performed.
15848 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15849 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15850 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15851 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15852 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15853 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15854 GF_OMP_FOR_KIND_GRID_LOOP.
15855 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15856 (pp_gimple_stmt_1): Likewise.
15857 * gimple-walk.c (walk_gimple_stmt): Likewise.
15858 * gimple.c (gimple_build_omp_grid_body): New function.
15859 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15860 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15861 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15862 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15863 GF_OMP_TEAMS_GRID_PHONY.
15864 (gimple_statement_omp_single_layout): Updated comments.
15865 (gimple_build_omp_grid_body): New function.
15866 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15867 (gimple_omp_for_grid_phony): New function.
15868 (gimple_omp_for_set_grid_phony): Likewise.
15869 (gimple_omp_parallel_grid_phony): Likewise.
15870 (gimple_omp_parallel_set_grid_phony): Likewise.
15871 (gimple_omp_teams_grid_phony): Likewise.
15872 (gimple_omp_teams_set_grid_phony): Likewise.
15873 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15874 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15875 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15876 (BUILT_IN_GOMP_TARGET): Updated type.
15877 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15878 (adjust_for_condition): New function.
15879 (get_omp_for_step_from_incr): Likewise.
15880 (extract_omp_for_data): Moved parts to adjust_for_condition and
15881 get_omp_for_step_from_incr.
15882 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15883 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15884 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15885 (scan_omp_parallel): Do not create child functions for phony
15887 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15888 (scan_omp_1_op): Checking assert we are not remapping to
15889 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15890 (parallel_needs_hsa_kernel_p): New function.
15891 (expand_parallel_call): Register apprpriate parallel child
15892 functions as HSA kernels.
15893 (grid_launch_attributes_trees): New type.
15894 (grid_attr_trees): New variable.
15895 (grid_create_kernel_launch_attr_types): New function.
15896 (grid_insert_store_range_dim): Likewise.
15897 (grid_get_kernel_launch_attributes): Likewise.
15898 (get_target_argument_identifier_1): Likewise.
15899 (get_target_argument_identifier): Likewise.
15900 (get_target_argument_value): Likewise.
15901 (push_target_argument_according_to_value): Likewise.
15902 (get_target_arguments): Likewise.
15903 (expand_omp_target): Call get_target_arguments instead of looking
15904 up for teams and thread limit.
15905 (grid_expand_omp_for_loop): New function.
15906 (grid_arg_decl_map): New type.
15907 (grid_remap_kernel_arg_accesses): New function.
15908 (grid_expand_target_kernel_body): New function.
15909 (expand_omp): Call it.
15910 (lower_omp_for): Do not emit phony constructs.
15911 (lower_omp_taskreg): Do not emit phony constructs but create for them
15912 a temporary variable receiver_decl.
15913 (lower_omp_taskreg): Do not emit phony constructs.
15914 (lower_omp_teams): Likewise.
15915 (lower_omp_grid_body): New function.
15916 (lower_omp_1): Call it.
15917 (grid_reg_assignment_to_local_var_p): New function.
15918 (grid_seq_only_contains_local_assignments): Likewise.
15919 (grid_find_single_omp_among_assignments_1): Likewise.
15920 (grid_find_single_omp_among_assignments): Likewise.
15921 (grid_find_ungridifiable_statement): Likewise.
15922 (grid_target_follows_gridifiable_pattern): Likewise.
15923 (grid_remap_prebody_decls): Likewise.
15924 (grid_copy_leading_local_assignments): Likewise.
15925 (grid_process_kernel_body_copy): Likewise.
15926 (grid_attempt_target_gridification): Likewise.
15927 (grid_gridify_all_targets_stmt): Likewise.
15928 (grid_gridify_all_targets): Likewise.
15929 (execute_lower_omp): Call grid_gridify_all_targets.
15930 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15931 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15932 (tree_omp_clause): Added union field dimension.
15933 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15934 * tree.c (omp_clause_num_ops): Added number of arguments of
15935 OMP_CLAUSE__GRIDDIM_.
15936 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15937 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15938 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15939 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15940 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15941 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15942 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15943 * tree-pass.h (make_pass_gen_hsail): Declare.
15944 (make_pass_ipa_hsa): Likewise.
15945 * ipa-hsa.c: New file.
15946 * lto-section-in.c (lto_section_name): Add hsa section name.
15947 * lto-streamer.h (lto_section_type): Add hsa section.
15948 * timevar.def (TV_IPA_HSA): New.
15949 * hsa-brig-format.h: New file.
15950 * hsa-brig.c: New file.
15951 * hsa-dump.c: Likewise.
15952 * hsa-gen.c: Likewise.
15955 * toplev.c (compile_file): Call hsa_output_brig.
15956 * hsa-regalloc.c: New file.
15958 2016-01-18 Jeff Law <law@redhat.com>
15960 PR tree-optimization/69320
15961 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15962 ranged object, do nothing if the RHS constant is not [0..1].
15963 (optimize_stmt): Comparing a boolean ranged object against a
15964 constant outside [0..1] results in a compile-time constant.
15966 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15969 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15971 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15972 (Option Summary): Update to reflect new section and moved options.
15973 (C++ Dialect Options): Move -fstats to new section.
15974 (Debugging Options): Move all dump, statistics, and other GCC
15975 developer options to new section. Rewrite section introduction
15976 and re-order remaining options to put the more basic ones first.
15977 (Optimization Options): Move -fira-verbose and -flto-report* to
15979 (Developer Options): New section incorporating moved options.
15980 * doc/cppopts.texi (-dM): Update cross-reference.
15982 2016-01-18 Richard Henderson <rth@redhat.com>
15985 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15986 operands to pseudo only if CSE is expected. Split long immediate
15987 operands only after reload, and for the stack pointer.
15988 (*add<GPI>3_pluslong): Remove.
15989 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15990 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15991 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15992 (*add<GPI>3 peepholes): New.
15993 (*add<GPI>3 splitters): New.
15994 * config/aarch64/constraints.md (Upl): New.
15995 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15997 2016-01-18 Richard Biener <rguenther@suse.de>
15999 PR tree-optimization/69297
16000 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16002 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16004 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16006 PR middle-end/68542
16007 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16008 of mixind vector and scalar types.
16009 (fold_relational_const): Add handling of vector
16010 comparison with boolean result.
16011 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16012 comparison of vector operands with boolean result for EQ/NE only.
16013 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16014 (verify_gimple_cond): Likewise.
16015 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16018 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16020 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16023 2016-01-18 Richard Biener <rguenther@suse.de>
16025 PR middle-end/69308
16026 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16028 2016-01-18 Tom de Vries <tom@codesourcery.com>
16030 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16032 2016-01-18 Tom de Vries <tom@codesourcery.com>
16034 * omp-low.c (set_oacc_fn_attrib): Make extern.
16035 * omp-low.h (set_oacc_fn_attrib): Declare.
16036 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16037 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16038 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16039 Add and handle function parameter oacc_kernels_p.
16040 (find_reduc_addr, get_omp_data_i_param): New function.
16041 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16042 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16043 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16044 Calculate dominance info. Skip loops that are not in a kernels region
16045 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16046 (pass_parallelize_loops::execute): Call parallelize_loops with
16047 oacc_kernels_p argument.
16048 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16049 New member function.
16050 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16051 * passes.def: Add argument to pass_parallelize_loops instantation.
16053 2016-01-18 Tom de Vries <tom@codesourcery.com>
16055 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16056 pass_parallelize_loops to be run outside the loop pipeline.
16058 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16060 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16061 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16063 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16066 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16067 using get_ref_base_and_extent.
16068 (equal_mem_array_ref_p): New.
16069 (hashable_expr_equal_p): Add call to previous.
16071 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16074 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16075 (sra_initialize): Allocate disqualified_constants.
16076 (sra_deinitialize): Free disqualified_constants.
16077 (disqualify_candidate): Update disqualified_constants when appropriate.
16078 (create_access): Scan for constant-pool entries as we go along.
16079 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16080 (maybe_add_sra_candidate): Allow constant-pool entries.
16081 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16082 (initialize_constant_pool_replacements): New.
16083 (sra_modify_assign): Avoid mangling assignments created by previous,
16084 and don't generate writes into constant pool.
16085 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16087 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16089 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16090 andnot instruction.
16091 (scalar_chain::convert_op): Likewise.
16092 * config/i386/i386.md (*andndi3_doubleword): New.
16094 2016-01-18 Richard Biener <rguenther@suse.de>
16096 PR tree-optimization/69170
16097 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16098 building a vector from scalar results of a pattern stmt.
16100 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16102 * haifa-sched.c (autopref_multipass_init): Work around
16103 -Wmaybe-uninitialized warning.
16105 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16107 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16108 against the constant 0.
16110 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16112 PR tree-optimization/68799
16113 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16114 look up phi candidates in the statement-candidate map.
16115 (phi_add_costs): Likewise.
16116 (record_phi_increments): Likewise.
16117 (phi_incr_cost): Likewise.
16118 (ncd_with_phi): Likewise.
16119 (all_phi_incrs_profitable): Likewise.
16121 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16123 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16124 -Wmaybe-uninitialized warning.
16126 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16128 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16129 (Option Summary): Update to reflect new section and moved options.
16130 (C++ Dialect Options): Move -fvtable-verify and related options.
16131 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16132 and profiling-related options.
16133 (Optimization Options): Move profile generation options and
16134 -fstack-protector and related options.
16135 (Instrumentation Options): New section incorporating moved options.
16136 (Code Generation Options): Move -finstrument-functions and
16137 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16139 2016-01-16 Tom de Vries <tom@codesourcery.com>
16141 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16143 2016-01-16 Tom de Vries <tom@codesourcery.com>
16145 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16147 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16149 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16150 that checks whether the table is already empty. Rename the
16151 original implementation to...
16152 (hash_table::empty_slot): ...this new private function.
16154 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16156 PR diagnostic/68899
16157 * diagnostic-show-locus.c (layout::print_source_line): Move x
16158 offset of line until after call to
16159 get_line_width_without_trailing_whitespace.
16161 2016-01-15 Jeff Law <law@redhat.com>
16163 PR tree-optimization/69270
16164 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16165 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16166 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16167 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16168 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16169 ssa_name_has_boolean_range and constant_boolean_node.
16171 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16173 PR rtl-optimization/69030
16174 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16176 (spill_pseudos): Delete debug insn for dead pseudo.
16177 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16179 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16181 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16183 (TYPES_UNOPUS): Likewise.
16184 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16185 builtin type, from UNOP to UNOPUS.
16186 (lbtruncuv4sf): Likewise.
16187 (lbtruncuv2df): Likewise.
16188 (lrounduv2sf): Likewise.
16189 (lrounduv4sf): Likewise.
16190 (lrounduv2df): Likewise.
16191 (lroundusf): Likewise.
16192 (lroundusf): Likewise.
16193 (lceiluv2sf): Likewise.
16194 (lceiluv4sf): Likewise.
16195 (lceiluv2df): Likewise.
16196 (lceilusf): Likewise.
16197 (lceiludf): Likewise.
16198 (lflooruv2sf): Likewise.
16199 (lflooruv4sf): Likewise.
16200 (lflooruv2df): Likewise.
16201 (lfloorusf): Likewise.
16202 (lfloorudf): Likewise.
16203 (lfrintnuv2sf): Likewise.
16204 (lfrintnuv4sf): Likewise.
16205 (lfrintnuv2df): Likewise.
16206 (lfrintnusf): Likewise.
16207 (lfrintnudf): Likewise.
16208 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16210 (vcvtq_u32_f32): Likewise.
16211 (vcvtq_u64_f64): Likewise.
16212 (vcvta_u32_f32): Likewise.
16213 (vcvtaq_u32_f32): Likewise.
16214 (vcvtaq_u64_f64): Likewise.
16215 (vcvtm_u32_f32): Likewise.
16216 (vcvtmq_u32_f32): Likewise.
16217 (vcvtmq_u64_f64): Likewise.
16218 (vcvtn_u32_f32): Likwise.
16219 (vcvtnq_u32_f32): Likewise.
16220 (vcvtnq_u64_f64): Likewise.
16221 (vcvtp_u32_f32): Likewise.
16222 (vcvtpq_u32_f32): Likewise.
16223 (vcvtpq_u64_f64): Likewise.
16224 (vcvtmd_u64_f64): Likewise.
16225 (vcvtms_u32_f32): Likewise.
16226 (vcvtad_u64_f64): Likewise.
16227 (vcvtas_u32_f32): Likewise.
16228 (vcvtnd_u64_f64): Likewise.
16229 (vcvtns_u32_f32): Likewise.
16230 (vcvtpd_u64_f64): Likewise.
16231 (vcvtps_u32_f32): Likewise.
16233 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16235 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16236 CSEL of zero_extended registers.
16238 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16240 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16241 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16243 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16245 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16246 false when argument string is not found in the attributes table
16249 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16252 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16253 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16254 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16255 precision estimate.
16257 2016-01-15 Richard Biener <rguenther@suse.de>
16259 PR tree-optimization/66856
16260 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16261 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16262 (vect_create_new_slp_node): Increment stmt reference count.
16263 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16264 an SLP tree before swapping operands.
16265 (vect_build_slp_tree): Likewise.
16266 (destroy_bb_vec_info): Free stmt info after SLP instances.
16267 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16268 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16269 (STMT_VINFO_NUM_SLP_USES): New macro.
16271 2016-01-15 Richard Biener <rguenther@suse.de>
16274 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16275 (add_linkage_name): ... here.
16276 (gen_typedef_die): Use add_linkage_name_raw instead of
16277 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16280 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16282 * gimplify.c (oacc_default_clause): Decode reference and pointer
16283 types for both kernels and parallel regions.
16285 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16287 PR middle-end/69246
16288 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16290 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16292 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16293 (convert_scalars_to_vector): Likewise.
16295 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16297 * doc/extend.texi (Type Traits): Fix grammar.
16299 2016-01-15 Martin Jambor <mjambor@suse.cz>
16301 * tree-inline.c (remap_decl): Use existing dclarations if
16302 remapping a type and prevent_decl_creation_for_types.
16303 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16304 decls first. Do real remapping with
16305 prevent_decl_creation_for_types set.
16306 * tree-inline.h (copy_body_data): New field
16307 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16310 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16312 * config/s390/s390.opt (mmvcle): More verbose help text.
16314 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16316 * config/s390/s390.opt: Add period to -mzvector option text.
16318 2016-01-15 Richard Biener <rguenther@suse.de>
16320 PR tree-optimization/68961
16321 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16322 of invariants in stores again.
16324 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16326 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16328 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16330 * config/i386/i386.c (ix86_expand_branch): Don't split
16331 DI mode xor instruction to SI mode.
16333 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16336 * ipa-icf.c (sem_function::merge): Virtual functions may become
16337 reachable even if they address is not taken and there are no
16340 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16342 * lto-streamer-out.c (subtract_estimated_size): New function.
16343 (get_symbol_initial_value): Use it.
16345 2016-01-15 Christian Bruel <christian.bruel@st.com>
16348 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16349 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16350 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16351 use add_builtin_function_ext_scope instead of add_builtin_function.
16352 (neon_set_p, neon_crypto_set_p): Remove.
16353 (arm_init_builtins): Always call arm_init_neon_builtins and
16354 arm_init_crypto_builtins.
16355 (arm_expand_builtin): Check that builtins are allowed for the arch.
16356 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16357 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16358 arm_init_neon_builtins call.
16360 2016-01-15 Richard Biener <rguenther@suse.de>
16362 PR tree-optimization/69117
16363 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16364 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16365 of the leader conservatively.
16366 (free_scc_vn): Restore original SSA name infos.
16368 2016-01-14 Jeff Law <law@redhat.com>
16370 PR tree-optimization/69270
16371 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16372 single bit of precision, verify it's also unsigned.
16373 (record_edge_info): Use constant_boolean_node rather than fold_convert
16374 to convert boolean_true/boolean_false to the right type.
16376 2016-01-14 Richard Henderson <rth@redhat.com>
16379 * loop-doloop.c (record_reg_sets): New.
16380 (doloop_optimize): Reject the transform if the sequence
16381 clobbers registers live at the end of the loop block.
16382 (doloop_optimize_loops): Enable df_live if needed.
16384 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16386 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16387 * config/rs6000/rs6000.c: Likewise.
16388 * config/rs6000/rs6000.h: Likewise.
16389 * config/rs6000/rs6000.md: Likewise.
16390 * doc/extend.texi: Likewsie.
16392 2016-01-14 Jeff Law <law@redhat.com>
16394 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16397 2016-01-14 Richard Henderson <rth@redhat.com>
16401 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16402 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16403 instead of builtin_decl_declared_p to test for declaration.
16405 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16407 * doc/loop.texi (Loop Analysis and Representation): Document
16408 loop_depth function.
16410 2016-01-14 Tom de Vries <tom@codesourcery.com>
16412 PR tree-optimization/68773
16413 * omp-low.c (expand_omp_target): Don't set force_output.
16414 * varpool.c (varpool_node::get_create): Same.
16415 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16416 offload_funcs with force_output.
16418 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16421 * lra-eliminations.c (move_plus_up): Don't change anything if either
16422 the outer or inner subreg mode is not MODE_INT.
16423 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16424 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16426 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16428 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16429 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16430 reduc_uplus_@var{m}): Remove.
16431 * expr.c (expand_expr_real_2): Remove expansion path for
16432 reduc_[us](min|max|plus) optabs.
16433 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16434 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16435 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16436 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16437 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16438 reduc_[us](min|max|plus) optabs.
16440 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16442 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16443 (reduc_plus_scal_v2sf): New.
16444 (reduc_smax_v2sf): Rename to...
16445 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16446 (reduc_smin_v2sf): Rename to...
16447 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16449 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16451 * alias.c (compare_base_symbol_refs): New function.
16452 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16455 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16457 PR middle-end/68146
16458 PR tree-optimization/69155
16459 * tree-complex.c: Include cfganal.h.
16460 (phis_to_revisit): New variable.
16461 (extract_component): Add phiarg_p argument. Assert that returned
16462 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16463 (update_phi_components): Partly rewrite to use loop over real/imag
16464 components instead of code duplication. If extract_component returns
16465 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16466 create_tmp_reg into the PHI node instead, and mention the phi triplet
16467 in phis_to_revisit.
16468 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16469 in phis_to_revisit at the end.
16471 2016-01-14 Richard Biener <rguenther@suse.de>
16473 PR tree-optimization/68060
16474 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16475 outer loop reduction is only used in the inner loop before
16476 detecting a double reduction.
16478 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16481 * combine.c (expand_field_assignment): Punt if compute_mode is
16482 unsupported scalar mode.
16484 2016-01-14 Richard Biener <rguenther@suse.de>
16486 PR tree-optimization/66856
16487 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16488 SLP node only if it built successfully.
16489 (vect_analyze_slp_instance): Adjust.
16491 2016-01-14 Jeff Law <law@redhat.com>
16493 PR tree-optimization/69270
16494 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16495 (record_edge_info): Use it. Convert boolean_{true,false}_node
16496 to the type of op0.
16498 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16501 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16502 use block_ultimate_origin
16503 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16505 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16507 * doc/invoke.texi (Submodel Options): Rename section to
16508 "Machine-Dependent Options" to better reflect its content.
16509 Rewrite introductory text to remove archaic CPU names.
16512 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16514 * doc/invoke.texi (Code Gen Options): Move section up in file,
16515 before target-specific options. Update menu and option summary
16516 to reflect the new section ordering.
16518 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16520 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16521 (C++ Dialect Options): Add cross-reference to -std option.
16522 * doc/standards.texi (C++ Language): Document C++14 support.
16524 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16526 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16527 for pack/unpack functions for __ibm128.
16528 (PACK_IF): Likewise.
16529 (UNPACK_IF): Likewise.
16531 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16532 support for __ibm128 pack/unpack functions.
16533 (rs6000_invalid_builtin): Likewise.
16534 (rs6000_init_builtins): Likewise.
16535 (rs6000_opt_masks): Likewise.
16537 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16538 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16540 (RS6000_BTM_COMMON): Likewise.
16542 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16543 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16544 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16545 128-bit floating point. Add support for the double values to be
16546 in Altivec registers for TF/IF packing and unpacking, but restrict
16547 TD packing sub-fields to be FPR registers. Don't allow overlapped
16548 register support for packing. Allow pack inputs to be memory
16549 locations. Don't build generator functions for unpack<mode>_dm
16550 and unpack<mode>_nodm.
16551 (unpack<mode>_dm): Likewise.
16552 (unpack<mode>_nodm): Likewise.
16553 (pack<mode>): Likewise.
16555 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16556 built-in functions to pack/unpack explicit __ibm128 values.
16557 (__builtin_unpack_ibm128): Likewise.
16559 * doc/extend.texi (PowerPC Built-in Functions): Document
16560 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16562 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16565 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16566 Add new arg loc and pass it down as context.
16567 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16568 to the location to use for the warning.
16569 (check_function_arguments): New arg loc. All callers changed. Pass
16570 it to check_function_nonnull.
16571 * c-common.h (check_function_arguments): Adjust declaration.
16573 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16575 PR tree-optimization/69156
16576 * gimple.c (validate_type): Removed.
16577 (gimple_builtin_call_types_compatible_p): Use
16578 useless_type_conversion_p instead of validate_type.
16579 * value-prof.c (gimple_stringop_fixed_value): Fold
16580 icall_size to correct type.
16582 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16584 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16587 2016-01-13 Richard Henderson <rth@redhat.com>
16590 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16591 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16592 (ix86_builtin_tm_store): Remove.
16593 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16594 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16595 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16596 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16597 * doc/tm.texi: Rebuild.
16599 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16600 (BUILT_IN_TM_MEMCPY_RTWN): New.
16601 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16602 fallback from vector to integer helpers.
16603 (build_tm_load): Handle vector types directly, instead of
16605 (build_tm_store): Likewise.
16606 (expand_assign_tm): Prepare for register types not handled by
16607 the above. Copy them to memory and use memcpy.
16608 * tree.c (tm_define_builtin): New.
16609 (find_tm_vector_type): New.
16610 (build_tm_vector_builtins): New.
16611 (build_common_builtin_nodes): Call it.
16613 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16615 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16616 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16618 2016-01-13 Tom de Vries <tom@codesourcery.com>
16620 PR tree-optimization/69169
16621 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16622 handled_struct_type param.
16623 (create_variable_info_for, intra_create_variable_infos): Call
16624 create_variable_info_for_1 with extra arg.
16626 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16628 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16629 and "armv8.1-a+crc" entries.
16631 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16634 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16635 Change first operand predicate from register_or_constm1_operand
16636 to register_operand.
16637 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16638 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16639 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16640 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16641 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16642 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16643 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16644 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16645 comparison with constm1_rtx from vec_prefetch_gen part.
16647 2016-01-13 Richard Biener <rguenther@suse.de>
16649 PR tree-optimization/69013
16650 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16651 Exchange assert for a test.
16653 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16656 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16658 2016-01-13 Richard Biener <rguenther@suse.de>
16660 PR tree-optimization/69242
16661 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16662 assert with a check.
16664 2016-01-13 Richard Biener <rguenther@suse.de>
16666 PR tree-optimization/69186
16667 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16668 Properly guard vect_update_misalignment_for_peel call.
16670 2016-01-12 Jeff Law <law@redhat.com>
16672 PR tree-optimization/pr67755
16673 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16674 "need_profile_correction".
16675 (thread_block_1): Initialize new field to false by default. If we
16676 have multiple thread paths through a common joiner to different
16677 final targets, then set new field to true.
16678 (compute_path_counts): Only do count adjustment when it's really
16681 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16683 * doc/invoke.texi (Spec Files): Move section down in file, past
16684 all command-line option descriptions.
16686 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16688 PR middle-end/54809
16689 * doc/gty.texi: Remove documentation of mark_hook.
16690 * gengtype.c (struct write_types_data): Remove code to support
16691 mark_hook attribute.
16692 (walk_type): Likewise.
16693 (write_func_for_structure): Likewise.
16695 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16697 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16698 Directory Options, and -specs= to Overall Options.
16699 (Overall Options): Adjust similarly. Reorder to group related
16700 options together. Make -specs= cross-reference the spec file details.
16701 (Directory Options): Adjust similarly.
16703 2016-01-12 Jeff Law <law@redhat.com>
16705 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16707 2016-01-12 Olivier Hainque <hainque@adacore.com>
16709 * gcc.c (spec_undefvar_allowed): New global.
16710 (process_command): Set to true when running for --version or --help,
16712 (getenv_spec_function): When the variable is not defined, use the
16713 variable name as the variable value if we're allowed not to issue
16716 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16718 PR tree-optimization/68911
16719 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16720 information computed for expression "init + nit * step".
16722 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16724 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16725 about name of GCC executable. Remove deleted node from menu.
16726 (Directory Options) <-B>: Remove cross-reference to deleted node.
16727 (Target Options): Delete section.
16729 2016-01-12 Christian Bruel <christian.bruel@st.com>
16732 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16733 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16735 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16738 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16739 aligned_mem is properly set for AVX512-VL floating point masked
16743 * ifcvt.c (cond_exec_process_if_block): When removing the last
16744 insn from then_bb, remove also any possible barriers that follow it.
16746 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16750 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16751 (PTRDIFF_TYPE): Likewise.
16752 (WCHAR_TYPE): Likewise.
16753 (WCHAR_TYPE_SIZE): Likewise.
16754 (STDINT_LONG32): Likewise.
16756 2016-01-12 Richard Biener <rguenther@suse.de>
16758 PR tree-optimization/69053
16759 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16760 convert initial value for cond reductions.
16762 2016-01-12 Richard Biener <rguenther@suse.de>
16764 PR tree-optimization/69007
16765 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16766 widen_sum after dot_prod and sad.
16768 2016-01-12 Richard Biener <rguenther@suse.de>
16770 PR tree-optimization/69168
16771 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16772 pattern stmt SLP type.
16773 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16774 end up unused so cope with that case.
16776 2016-01-12 Richard Biener <rguenther@suse.de>
16778 PR tree-optimization/69157
16779 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16780 stmts def type only during analyze phase.
16781 (vectorizable_call): Likewise.
16782 (vectorizable_simd_clone_call): Likewise.
16783 (vectorizable_conversion): Likewise.
16784 (vectorizable_assignment): Likewise.
16785 (vectorizable_shift): Likewise.
16786 (vectorizable_operation): Likewise.
16787 (vectorizable_store): Likewise.
16788 (vectorizable_load): Likewise.
16790 2016-01-12 Richard Biener <rguenther@suse.de>
16792 PR tree-optimization/69174
16793 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16795 (vectorizable_load): Properly compute the number of loads needed
16796 for permuted strided SLP loads and do not spuriously assign
16797 to SLP_TREE_VEC_STMTS.
16799 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16801 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16802 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16803 (MD_EXEC_PREFIX): Remove.
16804 (MD_STARTFILE_PREFIX) Removee.
16805 (FILE_NAME_ABSOLUTE_P): Remove.
16806 (CPP_SPEC): Do not read macros from sys/version.h.
16807 (LINK_COMMAND_SPEC): Remove.
16808 (LOCAL_INCLUDE_DIR): Remove.
16809 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16810 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16811 (POST_LINK_SPEC): Define to invoke stubify after linker
16812 (LIBSTDCXX): Remove define
16813 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16814 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16815 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16816 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16817 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16818 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16819 (i386_djgpp_asm_named_section): Add propotype of new procedure
16821 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16822 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16823 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16824 in config/i386/djgpp.h).
16825 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16826 STANDARD_STARTFILE_PREFIX_1.
16827 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16828 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16829 installation errors.
16830 (MAX_OFILE_ALIGNMENT): Define to 128.
16831 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16833 * config/i386/djgpp.c: New file. Add implementation of
16834 i386_djgpp_asm_named_section.
16836 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16838 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16839 Add rule for building djgpp.o.
16841 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16843 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16844 (rtx_is_swappable_p): Reductions are swappable.
16845 (insn_is_swappable_p): V2DF reductions are swappable.
16847 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16849 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16850 reloads for other unsupported memory operands.
16852 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16853 Jim Wilson <jim.wilson@linaro.org>
16856 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16857 copy_to_mode_reg instead of force_reg.
16859 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16862 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16863 TARGET_80387 is true.
16865 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16868 * lra-eliminations.c (move_plus_up): Only move plus up
16869 if subreg of the constant can be simplified into constant
16870 and use the simplified subreg of the constant instead of
16871 the original constant.
16873 * fold-const.c (fold_convertible_p): Don't return true
16874 for conversion of VECTOR_TYPE to same sized integral type.
16875 (fold_convert_loc): Fix up formatting. Fold conversion of
16876 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16877 instead of NOP_EXPR.
16879 PR tree-optimization/69214
16880 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16881 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16884 PR tree-optimization/69207
16885 * tree-vect-slp.c (vect_get_constant_vectors): For
16886 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16887 fold_convertible_p to vector_type's element type, and always
16888 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16890 2016-01-11 Richard Biener <rguenther@suse.de>
16892 PR tree-optimization/69173
16893 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16894 fixup the cycle if all stmts are in a pattern.
16896 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16898 PR middle-end/68999
16899 * alias.c (base_alias_check): Move check for addresses with
16900 alignment ANDs before the call for compare_base_decls.
16901 (memrefs_conflict_p): Return -1 for different decls
16902 that went through alignment adjustments.
16904 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16906 PR rtl-optimization/68796
16907 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16908 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16909 and QImode comparisons against zero with CC_NZmode.
16910 * config/aarch64/iterators.md (short_mask): New mode_attr.
16912 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16914 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16915 (<avx512>_store<mode>_mask): Likewise.
16917 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16918 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16920 PR rtl-optimization/68841
16921 * ifcvt.c (struct noce_if_info): Add orig_x field.
16922 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16923 Don't record conflicts on to_rename if it's present.
16924 Allow memory destinations in sets.
16925 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16926 blocks, passing orig_x to the checks.
16927 (noce_process_if_block): Set if_info->orig_x appropriately.
16929 2016-01-11 Tom de Vries <tom@codesourcery.com>
16931 PR tree-optimization/69069
16932 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16934 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16936 PR rtl-optimization/68920
16937 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16938 of conditional moves for RTL if-conversion to 1 for
16939 TARGET_ONE_IF_CONV_INSN.
16940 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16941 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16942 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16943 parameter to restirct number of conditional moves for
16945 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16946 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16949 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16952 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16953 onepart vars. Fix typo in comment. Fix reversed condition in
16955 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16958 * var-tracking.c (dump_onepart_variable_differences): New.
16959 (dataflow_set_different): If a detailed dump is requested,
16960 delay early returns and dump differences between onepart
16961 variables present before and after, and added variables.
16963 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16966 * expr.c (expand_expr_real_1): For boolean vector constants
16967 with a scalar mode use const_scalar_mask_from_tree.
16968 (const_scalar_mask_from_tree): New.
16969 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16970 assigned to a mask type to handle constants.
16972 2016-01-11 Martin Jambor <mjambor@suse.cz>
16975 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16976 useless parameters if we cannot change function signature.
16978 2016-01-11 Martin Jambor <mjambor@suse.cz>
16981 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16984 2016-01-11 Tom de Vries <tom@codesourcery.com>
16986 PR tree-optimization/69109
16987 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16990 2016-01-11 Tom de Vries <tom@codesourcery.com>
16992 PR tree-optimization/69108
16993 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16994 res is not used in a phi.
16996 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16999 * common.opt (frandom-seed): Fix parameter name.
17000 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17002 2016-01-11 Tom de Vries <tom@codesourcery.com>
17004 PR tree-optimization/69058
17005 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17008 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17010 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17011 (mcode-density): Likewise.
17013 2016-01-10 Tom de Vries <tom@codesourcery.com>
17015 PR tree-optimization/69062
17016 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17017 (parallelize_loops): Don't paralelize loop that has phi with address
17020 2016-01-10 Tom de Vries <tom@codesourcery.com>
17022 PR tree-optimization/69039
17023 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17026 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17028 PR middle-end/68743
17029 * match.pd: Require target has function_c99_misc before doing
17030 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17032 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17034 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17036 * configure: Regenerate.
17038 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17040 PR middle-end/50865
17041 PR tree-optimization/69097
17042 * fold-const.h (expr_not_equal_to): New prototype.
17043 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17044 (expr_not_equal_to): New function.
17045 * match.pd (X % -Y is the same as X % Y): Don't optimize
17046 unless X is known not to be equal to minimum or Y is known
17047 not to be equal to -1.
17048 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17049 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17050 (simplify_stmt_using_ranges): Adjust caller.
17051 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17052 substitute_and_fold.
17054 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17056 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17059 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17061 PR tree-optimization/69167
17062 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17063 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17065 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17067 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17068 Richard Biener <rguenther@suse.de>
17070 PR tree-optimization/68707
17071 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17072 instances that can be handled via vect_load_lanes.
17074 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17076 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17077 if we can't determine address equivalence.
17078 * alias.c (compare_base_decl): Update for changed return value of
17079 symtab_node::equal_address_to.
17081 2016-01-08 Jason Merrill <jason@redhat.com>
17085 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17086 * expr.c (store_field): Not here.
17087 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17088 call with TREE_ADDRESSABLE type.
17089 * tree-cfg.c (verify_gimple_call): Adjust.
17091 2016-01-08 Olivier Hainque <hainque@adacore.com>
17093 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17096 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17098 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17099 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17100 (reduc_smin_v2sf): Rename to...
17101 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17102 (reduc_splus_v2sf): Rename to...
17103 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17105 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17107 PR tree-optimization/69162
17108 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17109 valist argument in another argument.
17110 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17111 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17112 to determine the va_list type, build a MEM_REF instead of
17113 build_fold_indirect_ref.
17115 PR tree-optimization/69172
17116 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17119 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17121 PR tree-optimization/67781
17122 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17123 and cmpnop in two steps: first the ones not accessed in original
17124 gimple expression in a endian independent way and then the ones not
17125 accessed in the final result in an endian-specific way.
17127 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17129 PR tree-optimization/69083
17130 * tree-vect-slp.c (vect_get_constant_vectors): For
17131 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17132 element type. If op is fold_convertible_p to vector_type's element
17133 type, use NOP_EXPR instead of VCE.
17135 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17137 PR rtl-optimization/67778
17138 PR rtl-optimization/68634
17139 PR rtl-optimization/68909
17140 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17141 block from the stack until done with it. Remove a superfluous
17142 bitmap set. Remove a superfluous bitmap test.
17144 2016-01-07 Martin Sebor <msebor@redhat.com>
17147 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17148 constraint on the type of arguments.
17150 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17152 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17153 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17154 unaligned_access on the gcc_options set.
17155 * config/arm/arm.c (arm_option_override_internal): Use
17156 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17158 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17161 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17162 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17164 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17167 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17170 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17171 depending on frame_pointer_needed before remaining integer and SSE
17172 registers are saved.
17174 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17177 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17179 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17182 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17183 Use the "xBm" constraint.
17184 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17186 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17187 (sse_cvtsi2ssq<round_name>): Likewise.
17188 (sse_cvtss2si<round_name>): Likewise.
17189 (sse_cvtss2siq<round_name>): Likewise.
17190 (sse2_cvtsi2sdq<round_name>): Likewise.
17191 (sse2_cvtsd2si<round_name>): Likewise.
17192 (sse2_cvtsd2siq<round_name>): Likewise.
17193 * config/i386/subst.md (round_nimm_scalar_predicate): New
17196 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17198 PR middle-end/67639
17199 * varasm.c (make_decl_rtl): Mark invalid register vars as
17202 PR rtl-optimization/66206
17203 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17204 All callers changed.
17206 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17208 PR tree-optimization/69141
17209 * tree-ssa-pre.c: Include langhooks.h.
17210 (eliminate_dom_walker::before_dom_children): Use
17211 lang_hooks.decl_printable_name instead of
17212 cgraph_node::get ()->name ().
17214 PR middle-end/68960
17215 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17216 it and DECL_ALIGN too.
17218 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17220 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17222 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17225 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17226 depending on frame_pointer_needed before remaining integer and SSE
17227 registers are saved.
17229 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17231 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17232 mode iterator with VSX_M2.
17233 (*p9_vecstore_<mode>): Likewise.
17234 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17235 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17236 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17237 (define_split for VSX_LE128 stores): Likewise.
17238 (define_peephole2 for TImode LE swaps): Likewise.
17239 (define_split for VSX_LE128 post-reload stores): Likewise.
17241 2016-01-06 Marek Polacek <polacek@redhat.com>
17244 * convert.c (convert_to_integer_1): Adjust call to
17245 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17246 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17247 EXPR instead of ARG.
17248 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17250 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17253 * doc/extend.texi (RL78 Variable Attributes): New section.
17255 2016-01-05 Marek Polacek <polacek@redhat.com>
17258 * builtins.c (get_memmodel): Use expansion point location rather than
17259 the input location. Call warning_at rather than warning.
17260 (expand_builtin_atomic_compare_exchange): Likewise.
17261 (expand_builtin_atomic_load): Likewise.
17262 (expand_builtin_atomic_store): Likewise.
17263 (expand_builtin_atomic_clear): Likewise.
17265 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17268 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17269 Replace nonimmediate_operand with vector_operand.
17270 * config/i386/predicates.md (vector_operand): New predicate.
17271 (general_vector_operand): Replace nonimmediate_operand with
17273 * config/i386/sse.md: Replace nonimmediate_operand with
17274 vector_operand and m constraint with Bm constraint on SSE
17275 patterns with 16-byte memory operand.
17276 * config/i386/subst.md (round_nimm_predicate): Replace
17277 nonimmediate_operand with vector_operand.
17278 (round_saeonly_nimm_predicate): Likewise.
17279 (round_saeonly_nimm_scalar_predicate): New.
17281 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17284 * config/i386/constraints.md (Bm): New constraint.
17285 * config/i386/predicates.md (vector_memory_operand): New
17287 * config/i386/sse.md: Replace xm with xBm in plusminus and
17288 any_logic patterns.
17290 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17293 * doc/extend.texi (V850 Function Attributes): New section.
17294 (V850 Variable Attributes): New section.
17296 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17299 * doc/extend.texi (MicroBlaze Function Attributes): Document
17300 interrupt_handler and fast_interrupt attributes.
17302 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17305 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17306 for local symbolic operands.
17307 * config/ia64/predicates.md (local_symbolic_operand64): New
17310 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17312 PR rtl-optimization/68651
17313 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17316 2016-01-05 Nathan Sidwell <nathan@acm.org>
17318 * alias.c (compare_base_decls): Use symtab_node::get.
17320 2016-01-05 Nick Clifton <nickc@redhat.com>
17323 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17324 secondary_reload_info structure.
17327 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17328 decls if weak support is available.
17330 2016-01-04 Martin Sebor <msebor@redhat.com>
17332 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17334 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17336 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17337 OPTION_MASK_P9_DFORM.
17339 * config/rs6000/constraints.md (wo constraint): New constraint for
17342 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17344 (rs6000_init_hard_regno_mode_ok): Likewise.
17346 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17349 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17350 expanders not to have constraints. Add support for ISA 3.0 xxperm
17351 instruction. Add support for fusing xxlor with xxperm.
17352 (altivec_vperm_<mode>_internal): Likewise.
17353 (altivec_vperm_v8hiv16qi): Likewise.
17354 (altivec_vperm_<mode>v16q): Likewise.
17355 (altivec_vperm_<mode>_uns): Likewise.
17356 (vperm_v8hiv4si): Likewise.
17357 (vperm_v16qiv8hi): Likewise.
17359 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17361 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17363 Update copyright years.
17365 * gcc.c (process_command): Update copyright notice dates.
17366 * gcov-dump.c (print_version): Ditto.
17367 * gcov.c (print_version): Ditto.
17368 * gcov-tool.c (print_version): Ditto.
17369 * gengtype.c (create_file): Ditto.
17370 * doc/cpp.texi: Bump @copying's copyright year.
17371 * doc/cppinternals.texi: Ditto.
17372 * doc/gcc.texi: Ditto.
17373 * doc/gccint.texi: Ditto.
17374 * doc/gcov.texi: Ditto.
17375 * doc/install.texi: Ditto.
17376 * doc/invoke.texi: Ditto.
17378 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17380 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17381 modes larger than TImode as TImode if NEON is not enabled.
17383 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17386 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17387 mode for %f0-%f31 only if TARGET_FPU.
17389 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17392 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17393 to compute the PACKED_P predicate.
17394 (function_arg_record_value): Minor tweaks.
17396 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17398 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17399 option for arm*-*-* targets.
17401 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17403 * doc/extend.texi (Common Function Attributes): Move docs for
17404 MSP430-specific attributes to....
17405 (MSP430 Function Attributes): ...here. Delete the redundant
17406 entries and copy-edit the remaining text.
17407 (MSP430 Variable Attributes): Use uniform format for index
17408 entries and add a cross-reference to the corresponding function
17411 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17413 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17415 (x86 Options): Likewise.
17417 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17421 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17422 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17423 to corresponding attribute.
17425 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17427 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17428 to correct alphabetization of table. Copy-edit and correct
17430 <stack_protect>: Likewise.
17431 <target_clones>: Likewise.
17433 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17434 Correct punctuation.
17435 (Code Gen Options) <-fno-plt>: Copy-edit.
17437 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17440 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17441 SI values. Explicitly convert SI to DI and vice-versa.
17443 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17445 PR tree-optimization/69070
17446 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17447 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17450 * ubsan.c (ubsan_instrument_float_cast): Call
17451 initialize_sanitizer_builtins.
17454 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17456 Copyright (C) 2016 Free Software Foundation, Inc.
17458 Copying and distribution of this file, with or without modification,
17459 are permitted in any medium without royalty provided the copyright
17460 notice and this notice are preserved.