1 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
5 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8 (armv8-m.main): Likewise.
9 (armv8-m.main+dsp): Likewise.
10 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
11 (FL_FOR_ARCH8M_MAIN): Likewise.
12 * config/arm/arm-tables.opt: Regenerate.
13 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
14 armv8-m.main+dsp to BE8_LINK_SPEC.
15 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18 Baseline and Mainline.
19 (arm_option_override_internal): Also disable arm_restrict_it when
20 !arm_arch_notm. Update comment for -munaligned-access to also cover
22 (arm_file_start): Increase buffer size for printing architecture name.
23 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
25 (mno-unaligned-access): Clarify that this is disabled by default for
26 ARMv8-M Baseline architectures as well.
28 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
30 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
31 decide whether to prevent some libgcc routines being included for some
32 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
33 link between this condition and the one in
34 libgcc/config/arm/lib1func.S.
36 2016-07-07 Richard Biener <rguenther@suse.de>
38 * tree-ssa-pre.c: Include alias.h.
39 (compute_avail): If we have multiple VN_REFERENCEs with the
40 same hashtable entry adjust that to make it a valid replacement
41 for all of them with respect to alignment and aliasing
43 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
44 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
46 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
50 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
51 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
54 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
56 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
57 (adjust_mems): Adjust.
58 (adjust_insn): Likewise.
59 (prepare_call_arguments): Likewise.
61 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
63 * gcse.c (struct ls_expr): Make stores field a vector.
65 (free_ldst_entry): Likewise.
66 (print_ldst_list): Likewise.
67 (compute_ld_motion_mems): Likewise.
68 (update_ld_motion_stores): Likewise.
70 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
72 * gcse.c (struct ls_expr): Remove loads field.
74 (free_ldst_entry): Likewise.
75 (print_ldst_list): Likewise.
76 (compute_ld_motion_mems): Likewise.
78 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
80 * store-motion.c (struct st_expr): Make antic_stores a vector.
81 (st_expr_entry): Adjust.
82 (free_st_expr_entry): Likewise.
83 (print_store_motion_mems): Likewise.
84 (find_moveable_store): Likewise.
85 (compute_store_table): Likewise.
86 (remove_reachable_equiv_notes): Likewise.
87 (replace_store_insn): Likewise.
88 (build_store_vectors): Likewise.
90 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
92 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
93 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
95 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
97 PR tree-optimization/71518
98 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
99 misalign also for outer loops with negative step.
101 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
103 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
104 (cortex_a53_shift): Add mov_shift.
105 (cortex_a53_shift_reg): Add new reservation for register shifts.
106 (cortex_a53_alu): Remove bfm.
107 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
108 (cortex_a53_alu_extr): Add new reservation for EXTR.
109 (bypasses): Improve bypass modelling.
111 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
114 * config/avr/avr.c (avr_asm_select_section): Strip off
115 SECTION_DECLARED from flags when calling get_section.
117 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
119 * tree-vectorizer.h (vect_memory_access_type): Add
120 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
121 * tree-vect-stmts.c (compare_step_with_zero): New function.
122 (perm_mask_for_reverse): Move further up file.
123 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
125 (get_negative_load_store_type): New function.
126 (get_load_store_type): Call it. Add an ncopies argument.
127 (vectorizable_mask_load_store): Update call accordingly and
128 remove tests for negative steps.
129 (vectorizable_store, vectorizable_load): Likewise. Handle new
132 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
134 * tree-vectorizer.h (vect_memory_access_type): New enum.
135 (_stmt_vec_info): Add a memory_access_type field.
136 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
137 (vect_model_store_cost): Take an access type instead of a boolean.
138 (vect_model_load_cost): Likewise.
139 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
140 vect_model_store_cost and vect_model_load_cost.
141 * tree-vect-stmts.c (vec_load_store_type): New enum.
142 (vect_model_store_cost): Take an access type instead of a
143 store_lanes_p boolean. Simplify tests.
144 (vect_model_load_cost): Likewise, but for load_lanes_p.
145 (get_group_load_store_type, get_load_store_type): New functions.
146 (vectorizable_store): Use get_load_store_type. Record the access
147 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
148 (vectorizable_load): Likewise.
149 (vectorizable_mask_load_store): Likewise. Replace is_store
150 variable with vls_type.
152 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
154 * tree-vectorizer.h (vect_grouped_load_supported): Add a
155 single_element_p parameter.
156 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
157 Check the PR65518 case here rather than in vectorizable_load.
158 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
159 * tree-vect-stmts.c (vectorizable_load): Likewise.
161 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
163 * tree-vectorizer.h (gather_scatter_info): New structure.
164 (vect_check_gather_scatter): Return a bool rather than a decl.
165 Replace return-by-pointer arguments with a single
166 gather_scatter_info *.
167 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
168 (vect_analyze_data_refs): Update call accordingly.
169 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
170 (vectorizable_mask_load_store): Likewise. Also record the
171 offset dt and vectype in the gather_scatter_info.
172 (vectorizable_store): Likewise.
173 (vectorizable_load): Likewise.
175 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
177 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
178 strided groups, use the cost of N scalar accesses instead
179 of ncopies vector accesses.
180 (vect_model_load_cost): Likewise.
182 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
184 * tree-vect-stmts.c (vect_cost_group_size): Delete.
185 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
186 variable to indicate when once-per-group costs are being used.
187 (vect_model_load_cost): Likewise. Fix comment and misindented code.
189 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
191 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
192 peeling-for-gaps condition.
194 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
196 * config/s390/s390.c (s390_expand_vec_init): Force initializer
197 element to register if it doesn't match general_operand.
199 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
200 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
202 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
204 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
205 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
206 (SIGNBIT): New mode iterator.
207 (Fsignbit): New mode attribute.
208 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
209 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
210 when direct moves are available.
211 (signbit<mode>2_dm): New define_insn_and_split).
212 (signbit<mode>2_dm2): New define_insn.
214 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
216 PR rtl-optimization/71594
217 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
218 into subregs of appropriate mode before trying to emit a conditional
221 2016-07-05 Jan Hubicka <jh@suse.cz>
223 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
226 2016-07-05 Jan Hubicka <jh@suse.cz>
228 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
230 2016-07-05 Jiong Wang <jiong.wang@arm.com>
232 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
235 2016-07-05 Jan Hubicka <jh@suse.cz>
237 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
240 2016-07-05 Richard Biener <rguenther@suse.de>
242 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
243 Handle empty else block.
244 (is_feasible_trace): Likewise.
245 (split_paths): Likewise.
247 2016-07-05 Richard Biener <rguenther@suse.de>
249 * tree-loop-distribution.c (distribute_loop): Fix issue with
252 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
254 * config/arm/neon-testgen.ml: Delete.
255 * config/arm/neon.ml: Delete.
257 2016-07-04 Jakub Jelinek <jakub@redhat.com>
260 * tree.c (attribute_value_equal): Use get_attribute_name instead of
261 directly using TREE_PURPOSE.
263 2016-07-04 Jiong Wang <jiong.wang@arm.com>
265 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
266 * config/aarch64/aarch64_neon.h: Likewise.
267 * config/aarch64/arm_neon.h: Likewise.
268 * config/aarch64/atomics.md: Likewise.
269 * config/aarch64/aarch64-simd-builtins.def: Likewise.
270 * doc/invoke.texi: Likewise.
272 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
274 * config/s390/s390.md: Add "z13" cpu_facility.
275 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
276 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
277 condition" type instructions.
279 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
280 Jeff Law <law@redhat.com>
282 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
283 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
285 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
287 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
288 permutation for TARGET_AVX512F.
289 (ix86_expand_vec_one_operand_perm_avx512): New function.
290 (expand_vec_perm_1): Invoke introduced function.
291 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
292 it may be not valid after vectorization.
294 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
297 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
298 typo in comment. Only force to memory if it is a weak
301 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
302 Jiong Wang <jiong.wang@arm.com>
304 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
305 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
306 (AARCH64_FL_F16): New.
307 (AARCH64_FL_FOR_ARCH8_2): New.
308 (AARCH64_ISA_8_2): New.
309 (AARCH64_ISA_F16): New.
310 (TARGET_FP_F16INST): New.
311 (TARGET_SIMD_F16INST): New.
312 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
313 ("fp"): Disabling "fp" also disables "fp16".
314 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
315 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
316 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
318 2016-07-04 Jan Beulich <jbeulich@suse.com>
320 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
322 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
325 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
326 the insns, use an insn form that does not adjust the offset on
327 little endian systems.
329 2016-07-01 Jan Beulich <jbeulich@suse.com>
331 * varasm.c (get_variable_section): Validate initializer in
332 named .bss-like sections.
334 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
336 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
337 Exchange the order of the second and third operands in the vpermr
338 instruction tmeplate.
340 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
343 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
346 2016-07-01 Alan Modra <amodra@gmail.com>
348 PR rtl-optimization/71709
349 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
350 being set, not referenced.
352 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
354 PR tree-optimization/70729
355 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
356 of loop since it can be not valid after transformation.
358 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
360 * config/arm/arm.c (thumb_reload_in_hi): Delete.
361 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
363 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
365 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
368 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
371 * config/rs6000/constraints.md (wY constraint): New constraint to
372 match the requirements for the LXSD and STXSD instructions.
373 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
374 predicate to match the requirements for the LXSD and STXSD
376 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
377 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
378 to make sure that the bottom 2 bits of offset are 0, the address
379 form is offsettable, and no updating is done in the address mode.
380 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
381 (movdi_internal32): Likewise
382 (movdi_internal64): Likewise.
384 2016-06-30 Jakub Jelinek <jakub@redhat.com>
386 PR tree-optimization/71707
387 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
388 strinfo even for ADDR_EXPR ptr.
390 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
392 * config/rs6000/altivec.md (darn_32): Change the condition to
393 TARGET_P9_MISC instead of TARGET_MODULO.
394 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
395 condition expression.
396 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
397 condition expression.
398 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
399 (DFP_TEST): New code iterator.
400 (dfptstsfi_<code>_mode>): New define_expand.
401 (*dfp_sgnfcnc_<mode>): New define_insn.
402 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
403 definition next to BU_P9_MISC_1 definition and change the MASK
404 value to RS6000_BTM_P9_MISC.
405 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
406 (BU_P9_64BIT_MISC_0): Likewise.
407 (BU_P9_DFP_MISC_0): New macro definition.
408 (BU_P9_DFP_MISC_1): New macro definition.
409 (BU_P9_DFP_MISC_2): New macro definition.
410 (BU_P9_DFP_OVERLOAD_1): New macro definition.
411 (BU_P9_DFP_OVERLOAD_2): New macro definition.
412 (BU_P9_DFP_OVERLOAD_3): New macro definition.
413 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
414 (TSTSFI_LT_TD): Likewise.
415 (TSTSFI_EQ_DD): Likewise.
416 (TSTSFI_EQ_TD): Likewise.
417 (TSTSFI_GT_DD): Likewise.
418 (TSTSFI_GT_TD): Likewise.
419 (TSTSFI_OV_DD): Likewise.
420 (TSTSFI_OV_TD): Likewise.
421 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
422 (TSTSFI_LT_DD): Likewise.
423 (TSTSFI_LT_TD): Likewise.
424 (TSTSFI_EQ): Likewise.
425 (TSTSFI_EQ_DD): Likewise.
426 (TSTSFI_EQ_TD): Likewise.
427 (TSTSFI_GT): Likewise.
428 (TSTSFI_GT_DD): Likewise.
429 (TSTSFI_GT_TD): Likewise.
430 (TSTSFI_OV): Likewise.
431 (TSTSFI_OV_DD): Likewise.
432 (TSTSFI_OV_TD): Likewise.
433 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
434 overloaded test significance functions.
435 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
436 OPTION_MASK_P9_MISC into the representation of this mask.
437 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
439 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
440 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
442 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
443 argument is a 6-bit unsigned literal value if the icode argument
444 represents a DFP test significance built-in call.
445 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
446 flag used independently and in combination with the
447 RS6000_BTM_64BIT flag.
448 (rs6000_opt_masks): Add entry for power9-misc command-line option.
449 (rs6000_builtin_mask_names): Add entry for power9-misc
451 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
452 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
453 RS6000_BTM_P9_MISC macros.
454 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
455 option and change the description of the -mpower9-vector option to
456 enable only vector instructions, removing its erroneously claimed
457 support for scalar instructions.
458 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
459 the ISA 3.0 digital floating point test significance built-in
462 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
464 * config/aarch64/aarch64.c (cortexa35_tunings):
465 Enable AES fusion. Use cortexa57_branch_cost.
466 (cortexa53_tunings): Use cortexa57_branch_cost.
467 (cortexa72_tunings): Use cortexa57_branch_cost.
468 Use AUTOPREFETCHER_WEAK.
469 (cortexa73_tunings): Use cortexa57_branch_cost.
471 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
472 James Greenhalgh <james.greenhalgh@arm.com>
474 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
475 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
476 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
477 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
478 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
479 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
480 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
481 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
482 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
483 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
484 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
485 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
486 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
489 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
490 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
494 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
496 2016-06-30 David Malcolm <dmalcolm@redhat.com>
499 * gcc.c (driver::build_option_suggestions): Pass "option" to
500 add_misspelling_candidates.
501 * opts-common.c (add_misspelling_candidates): Add "option" param;
502 use it to avoid adding negated forms for options marked with
504 * opts.h (add_misspelling_candidates): Add "option" param.
506 2016-06-30 Jakub Jelinek <jakub@redhat.com>
509 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
510 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
511 first when permuting bitwise operation with rotate. Cast
512 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
514 2016-06-29 David Malcolm <dmalcolm@redhat.com>
516 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
517 for misspelled param names.
518 * params.c: Include spellcheck.h.
519 (find_param_fuzzy): New function.
520 * params.h (find_param_fuzzy): New prototype.
521 * spellcheck.c (struct edit_distance_traits<const char *>): Move
523 * spellcheck.h (struct edit_distance_traits<const char *>):
526 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
528 * config/rs6000/predicates.md (const_0_to_7_operand): New
529 predicate, recognize 0..7.
530 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
531 support for doing extracts from V16QImode, V8HImode, V4SImode
533 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
534 vector extract support.
535 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
536 for ISA 3.0 vector extract.
537 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
538 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
539 extracts of a constant element number from small integer vectors
540 on 64-bit ISA 3.0 systems.
541 (vsx_extract_<mode>_di): Likewise.
542 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
543 say when we can do ISA 3.0 vector extracts.
544 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
545 registers, using the stxsiwx instruction.
547 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
549 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
550 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
551 qdf24xx_regmove_cost, qdf24xx_tunings): New.
552 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
553 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
554 * config/arm/arm.c (arm_qdf24xx_tune): New.
556 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
558 * config/aarch64/aarch64.c (cortexa53_tunings):
559 Increase loop alignment to 8. Set function alignment to 16.
560 (cortexa35_tunings): Likewise.
561 (cortexa57_tunings): Increase loop alignment to 8.
562 (cortexa72_tunings): Likewise.
563 (cortexa73_tunings): Likewise.
565 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
567 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
568 for arm_fp16_ok and arm_fp16_hw.
569 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
570 arm_fp16_alternative.
572 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
574 PR tree-optimization/71655
575 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
576 types when swapping operands.
578 2016-06-29 Martin Liska <mliska@suse.cz>
581 * common.opt (flag_stack_protect): Mark the flag as optimization
583 * ipa-inline-transform.c (inline_call): Remove unnecessary call
584 of build_optimization_node.
586 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
588 PR tree-optimization/70729
589 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
590 independent in loops having positive safelen value.
591 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
592 it may be not valid after vectorization.
594 2016-06-29 Jakub Jelinek <jakub@redhat.com>
596 PR tree-optimization/71625
597 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
598 is sorted by ascending list->offset. If PTR is non-NULL and there is
599 previous strinfo, call get_stridx_plus_constant.
600 (get_stridx): Pass exp as second argument to get_addr_stridx.
601 (addr_stridxptr): Add missing list = list->next, so that there can be
602 more than one entries in the list. Bump limit from 16 to 32. Ensure
603 the list is sorted by ascending list->offset.
604 (get_stridx_plus_constant): Adjust so that it can be also called with
605 ADDR_EXPR instead of SSA_NAME as PTR.
606 (handle_char_store): Pass NULL_TREE as second argument to
609 2016-06-29 Richard Biener <rguenther@suse.de>
611 PR rtl-optimization/68961
612 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
614 2016-06-29 Richard Biener <rguenther@suse.de>
617 * alias.c (component_uses_parent_alias_set_from): Handle
618 type punning through union accesses by using the union alias set.
619 * gimple.c (gimple_get_alias_set): Remove union type punning case.
621 2016-07-29 Richard Biener <rguenther@suse.de>
623 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
624 precision not matching mode precision.
626 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
628 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
629 pa_output_arg_descriptor.
630 (call_val_symref_64bit_post_reload): Likewise.
631 (call_val_powf_64bit_post_reload): Likewise.
632 (sibcall_internal_symref_64bit): Likewise.
633 (sibcall_value_internal_symref_64bit): Likewise.
635 2016-06-28 Jakub Jelinek <jakub@redhat.com>
638 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
639 a constant, force its SUBREG_REG into memory or register instead
642 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
645 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
646 * doc/invoke.texi (AVR Options): Document it.
648 2016-06-28 Walter Lee <walt@tilera.com>
650 * config/tilegx/linux.h: Do not include arch/icache.h
651 (CLEAR_INSN_CACHE): Provide inlined definition directly.
652 * config/tilepro/linux.h: Do not include arch/icache.h
653 (CLEAR_INSN_CACHE): Provide inlined definition directly.
655 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
657 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
658 for big-endian BIT_FIELD_REF.
660 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
662 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
663 ('size' attribute): Add '128'.
665 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
666 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
667 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
668 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
669 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
670 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
671 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
672 *trunc<mode>df2_odd): Set size attribute to '128'.
673 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
674 * config/rs6000/power6.md (power6-fp): Include dfp type.
675 * config/rs6000/power7.md (power7-fp): Likewise.
676 * config/rs6000/power8.md (power8-fp): Likewise.
677 * config/rs6000/power9.md: New file.
678 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
679 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
680 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
682 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
683 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
684 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
685 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
686 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
687 dfp_dscri_<mode>): Change type attribute to dfp.
688 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
689 attribute to vecsimple.
690 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
691 and prefetch streams.
692 (rs6000_option_override_internal): Remove temporary code setting
693 tuning to power8. Don't set rs6000_sched_groups for power9.
694 (last_scheduled_insn): Change to rtx_insn *.
695 (divide_cnt, vec_load_pendulum): New variables.
696 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
697 (rs6000_issue_rate): Set issue rate for Power9.
698 (is_power9_pairable_vec_type): New.
699 (power9_sched_reorder2): New.
700 (rs6000_sched_reorder2): Call new function for Power9 specific
702 (insn_must_be_first_in_group): Remove Power9.
703 (insn_must_be_last_in_group): Likewise.
704 (force_new_group): Likewise.
705 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
706 Initialize divide_cnt/vec_load_pendulum.
707 (_rs6000_sched_context, rs6000_init_sched_context,
708 rs6000_set_sched_context): Handle context save/restore of new
711 2016-06-28 Richard Biener <rguenther@suse.de>
713 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
714 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
715 COMPONENT_REF operand.
716 (nonoverlapping_component_refs_p): Likewise.
717 * stor-layout.c (start_bitfield_representative): Mark
718 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
720 2016-06-28 Jakub Jelinek <jakub@redhat.com>
722 * Makefile.in: Don't cat ../stage_current if it does not exist.
724 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
725 last argument is a bit-field.
727 PR rtl-optimization/71673
728 * internal-fn.c (expand_arith_overflow_result_store): Use
729 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
733 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
734 expand_ifn_atomic_compare_exchange): New functions.
735 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
736 * tree.h (build_call_expr_internal_loc): Rename to ...
737 (build_call_expr_internal_loc_array): ... this. Fix up type of
739 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
740 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
741 ATOMIC_COMPARE_EXCHANGE result.
742 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
743 * gimple-fold.h (optimize_atomic_compare_exchange_p,
744 fold_builtin_atomic_compare_exchange): New prototypes.
745 * gimple-fold.c (optimize_atomic_compare_exchange_p,
746 fold_builtin_atomic_compare_exchange): New functions..
747 * tree-ssa.c (execute_update_addresses_taken): If
748 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
749 of call when finding addressable vars, and if such var becomes
750 non-addressable, call fold_builtin_atomic_compare_exchange.
752 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
755 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
756 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
758 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
760 * config/rs6000/rs6000.md ('type' attribute): Add
761 veclogical,veccmpfx,vecexts,vecmove insn types.
762 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
763 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
764 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
765 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
766 *nabs<mode>2_hw): Change type to vecmove.
767 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
768 *boolcc<mode>3_internal, *eqv<mode>3_internal,
769 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
770 *ieee_128bit_vsx_abs<mode>2_internal,
771 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
772 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
773 *ieee128_mtvsrd_32bit): Change type to veclogical.
774 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
775 *movdi_internal32, *movdi_internal64): Update insn types.
776 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
777 vsx_extract_<mode>): Change type to veclogical.
778 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
779 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
780 *vsx_sign_extend_si_v2di): Change type to vecexts.
781 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
783 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
784 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
785 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
786 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
787 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
788 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
789 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
790 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
791 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
792 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
793 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
794 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
795 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
796 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
797 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
798 (ppc7450-vecsimple): Add veclogical, vecmove.
799 (ppc7450-veccmp): Add veccmpfx.
800 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
802 (ppc8540_vector_compare): Add veccmpfx.
803 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
804 * config/rs6000/cell.md (cell-fp): Add fpsimple.
805 (cell-vecsimple): Add veclogical, vecmove.
806 (cell-veccmp): Add veccmpfx.
807 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
808 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
810 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
811 * config/rs6000/power4.md (power4-fp): Add fpsimple.
812 (power4-vecsimple): Add veclogical, vecmove.
813 (power4-veccmp): Add veccmpfx.
814 * config/rs6000/power5.md (power5-fp): Add fpsimple.
815 * config/rs6000/power6.md (power6-fp): Add fpsimple.
816 (power6-vecsimple): Add veclogical, vecmove.
817 (power6-veccmp): Add veccmpfx.
818 * config/rs6000/power7.md (power7-fp): Add fpsimple.
819 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
820 * config/rs6000/power8.md (power8-fp): Add fpsimple.
821 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
822 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
823 * config/rs6000/titan.md (titan_fp): Add fpsimple.
824 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
826 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
828 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
831 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
832 OPTION_MASK_P9_DFORM_VECTOR.
833 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
834 disable -mpower9-dform-vector when using reload.
835 (quad_address_p): Remove 'gpr_p' argument and all associated code.
836 New 'strict' argument. Update all callers. Add strict addressing
838 (rs6000_legitimate_offset_address_p): Remove call to
839 virtual_stack_registers_memory_p.
840 (rs6000_legitimize_reload_address): Add quad address support.
841 (rs6000_legitimate_address_p): Move call to quad_address_p above
842 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
843 to account for new strict usage.
844 (rs6000_output_move_128bit): Adjust quad_address_p args to account
845 for new strict usage.
846 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
848 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/i386.c (ix86_spill_class): Disable condition to
856 always return NO_REGS.
858 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
860 * predict.c: Include gimple-pretty-print.h
861 (predicted_by_loop_heuristics_p): Check also
862 PRED_LOOP_EXIT_WITH_RECURSION
863 (predict_loops): Find self recursive calls and use special purpose
864 predictors for them; dump log about decisions.
865 (pass_profile::execute): Dump info about #of iterations.
866 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
867 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
869 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
871 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
872 output_asm_insn calls and shorten long lines. Output .CALL
873 argument descriptor using pa_output_arg_descriptor. Add various
874 inline $$dyncall and other optimizations.
875 (pa_attr_length_indirect_call): Adjust ordering and lengths.
877 2016-06-25 Jakub Jelinek <jakub@redhat.com>
879 PR tree-optimization/71643
880 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
883 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
884 leak a bitmap if dep_bb is NULL.
886 PR tree-optimization/71631
887 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
888 to rewrite_expr_tree even if negate_result, move new_lhs var
889 declaration and initialization earlier, for powi_result set afterwards
890 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
891 if new_lhs != lhs, and don't shadow gsi var.
893 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
895 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
896 Add in_loop parameter.
897 (predict_loops): Add loop guard heuristics.
898 * predict.def (PRED_LOOP_GUARD): New heuristics.
900 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
902 * predict.c: Include ipa-utils.h
903 (tree_bb_level_prediction): Predict recursive calls.
904 (tree_estimate_probability_bb): Skip inexpensive calls for call
906 * predict.def (PRED_RECURSIVE_CALL): New.
908 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
910 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
911 (BU_FLOAT128_1): Likewise.
913 (COPYSIGNQ): Likewise.
914 (RS6000_BUILTIN_NANQ): Likewise.
915 (RS6000_BUILTIN_NANSQ): Likewise.
916 (RS6000_BUILTIN_INFQ): Likewise.
917 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
918 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
919 (TARGET_FOLD_BUILTIN): New #define.
920 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
921 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
922 (rs6000_fold_builtin): New target hook implementation, handling
923 folding of 128-bit NaNs and infinities.
924 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
925 entries are filled in to avoid problems during bootstrap
926 self-test; define builtins for 128-bit NaNs and infinities.
927 (rs6000_opt_mask): Add entry for float128.
928 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
929 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
930 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
931 (const_str_type_node): New #define.
932 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
933 to a define_expand that dispatches to either copysign<mode>3_soft
934 or copysign<mode>3_hard.
935 (copysign<mode>3_hard): Rename from copysign<mode>3.
936 (copysign<mode>3_soft): New define_insn.
937 * doc/extend.texi: Document new builtins.
939 2016-06-24 Jakub Jelinek <jakub@redhat.com>
941 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
942 PRIu64 instead of lu.
944 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
947 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
950 2016-06-24 Jakub Jelinek <jakub@redhat.com>
952 PR tree-optimization/71647
953 * omp-low.c (lower_rec_input_clauses): Convert
954 omp_clause_aligned_alignment (c) to size_type_node for the
955 last argument of __builtin_assume_aligned.
957 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
959 * configure.ac (calling ___tls_get_addr via GOT): New
960 assembler/linker check.
961 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
962 assembler and linker supports calling ___tls_get_addr via GOT.
963 Otherise, defined to 0.
964 * config.in: Regenerated.
965 * configure: Likewise.
966 * config/i386/constraints.md (Yb): New constraint.
967 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
968 (REG_CLASS_NAMES): Likewise.
969 (REG_CLASS_CONTENTS): Likewise.
970 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
971 the b constraint with the Yb constraint. Call ___tls_get_addr
972 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
974 (*tls_local_dynamic_base_32_gnu): Likewise.
975 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
976 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
977 (*tls_local_dynamic_base_64_<mode>): Likewise.
979 2016-06-24 Martin Liska <mliska@suse.cz>
981 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
982 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
984 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
985 argument to true if the expected number of iterations is
988 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
990 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
991 assemble for 32bit target.
992 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
993 and $ld_ix86_gld_32_opt to link for 32bit target.
994 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
995 * configure: Regenerate.
997 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
999 * config/arm/arm.c (int_log2): Delete definition and prototype.
1000 (shift_op): Use exact_log2 instead of int_log2.
1001 (vfp3_const_double_for_fract_bits): Likewise.
1003 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1005 * internal-fn.c (expand_arith_set_overflow): New function.
1006 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1008 (expand_arith_overflow_result_store): Likewise. Handle precision
1009 smaller than mode precision.
1010 * tree-vrp.c (extract_range_basic): For imag part, handle
1011 properly signed 1-bit precision result.
1012 * doc/extend.texi (__builtin_add_overflow): Document that last
1013 argument can't be pointer to enumerated or boolean type.
1014 (__builtin_add_overflow_p): Document that last argument can't
1015 have enumerated or boolean type.
1017 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1018 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1020 * config/rs6000/predicates.md (splat_input_operand): Rework.
1021 Don't allow constants, since the insns that use this predicate
1022 don't support constants. Constants are handled by other insns
1023 that are created via combine. During and after register
1024 allocation, only allow indexed or indirect addresses, and not
1025 general addresses. Only allow modes supported by the hardware.
1026 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1027 comment. Move check for using VSPLTIS<x> to a common location,
1028 instead of doing it in two different places.
1030 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1032 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1033 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1034 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1035 signature_CENTAUR_ebx.
1037 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1041 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1042 (as_ix86_gas_32_opt): This.
1043 (ld_ix86_tls_ldm_opt): Renamed to ...
1044 (ld_ix86_gld_32_opt): This.
1045 (R_386_TLS_LDM reloc): Updated.
1046 (R_386_GOT32X reloc): New assembler/linker check.
1047 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1048 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1050 * config.in: Regenerated.
1051 * configure: Likewise.
1052 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1053 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1054 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1055 if ix86_force_load_from_GOT_p returns true.
1056 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1057 ix86_force_load_from_GOT_p returns true.
1058 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1059 the external function address via the GOT slot.
1060 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1061 HAVE_AS_IX86_GOT32X before returning false.
1062 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1063 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1065 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1067 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1069 2016-06-23 Andi Kleen <ak@linux.intel.com>
1071 * Makefile.in: Regenerate.
1072 * doc/install.texi: Document autoprofiledbootstrap.
1074 2016-06-23 Andi Kleen <ak@linux.intel.com>
1076 * config/i386/gcc-auto-profile: New file.
1078 2016-06-23 Martin Liska <mliska@suse.cz>
1081 * predict.c (predict_loops): Revert the hunk that was removed
1084 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1086 * config.gcc: Add support for arm*-*-phoenix* targets.
1087 * config/arm/t-phoenix: New.
1088 * config/phoenix.h: New.
1090 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1091 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1095 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1096 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1097 ix86_force_load_from_GOT_p returns true.
1098 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1099 ix86_force_load_from_GOT_p returns true.
1100 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1101 ix86_force_load_from_GOT_p returns true.
1102 (ix86_expand_move): Load the external function address via the
1103 GOT slot if ix86_force_load_from_GOT_p returns true.
1104 * config/i386/predicates.md (x86_64_immediate_operand): Return
1105 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1106 (x86_64_zext_immediate_operand): Ditto.
1108 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1112 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1115 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1116 * diagnostic.c (pedwarn_at_rich_loc): New function.
1117 * spellcheck.h (best_match::best_match): Add a
1118 "best_distance_so_far" optional parameter.
1119 (best_match::set_best_so_far): New method.
1120 (best_match::get_best_distance): New accessor.
1121 (best_match::get_best_candidate_length): New accessor.
1123 2016-06-22 Nick Clifton <nickc@redhat.com>
1125 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1126 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1127 modes are accepted as well.
1128 (ucompare_loc_descriptor): Likewise.
1129 (minmax_loc_descriptor): Likewise.
1130 (clz_loc_descriptor): Likewise.
1131 (popcount_loc_descriptor): Likewise.
1132 (bswap_loc_descriptor): Likewise.
1133 (rotate_loc_descriptor): Likewise.
1134 (mem_loc_descriptor): Likewise.
1135 (loc_descriptor): Likewise.
1137 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1139 * common.opt (fdiagnostics-parseable-fixits): New option.
1140 * diagnostic.c: Include "selftest.h".
1141 (print_escaped_string): New function.
1142 (print_parseable_fixits): New function.
1143 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1144 (selftest::assert_print_escaped_string): New function.
1145 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1146 (selftest::test_print_escaped_string): New function.
1147 (selftest::test_print_parseable_fixits_none): New function.
1148 (selftest::test_print_parseable_fixits_insert): New function.
1149 (selftest::test_print_parseable_fixits_remove): New function.
1150 (selftest::test_print_parseable_fixits_replace): New function.
1151 (selftest::diagnostic_c_tests): New function.
1152 * diagnostic.h (struct diagnostic_context): Add field
1153 "parseable_fixits_p".
1154 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1155 -fdiagnostics-parseable-fixits.
1156 (-fdiagnostics-parseable-fixits): New option.
1157 * opts.c (common_handle_option): Handle
1158 -fdiagnostics-parseable-fixits.
1159 * selftest-run-tests.c (selftest::run_tests): Call
1160 selftest::diagnostic_c_tests.
1161 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1163 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1165 PR tree-optimization/71488
1166 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1167 comparison of boolean vectors.
1168 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1169 of boolean vectors using bitwise operations.
1171 2016-06-22 Andreas Schwab <schwab@suse.de>
1173 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1176 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1178 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1180 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1182 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1185 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1187 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1188 * config/arm/arm-cores.def (cortex-a73): New entry.
1189 (cortex-a73.cortex-a35): Likewise.
1190 (cortex-a73.cortex-a53): Likewise.
1191 * config/arm/arm-tables.opt: Regenerate.
1192 * config/arm/arm-tune.md: Likewise.
1193 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1194 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1195 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1196 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1197 * doc/invoke.texi (ARM Options): Document cortex-a73,
1198 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1200 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1202 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1203 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1204 (cortex-a73.cortex-a35): Likewise.
1205 (cortex-a73.cortex-a53): Likewise.
1206 * config/aarch64/aarch64-tune.md: Regenerate.
1207 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1208 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1211 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1213 * configure.ac (gcc_cv_as_compress_debug): Remove
1214 --compress-debug-sections as extra as switch.
1215 Handle gas --compress-debug-sections=type.
1216 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1217 Handle gld --compress-debug-sections=type.
1218 * configure: Regenerate.
1220 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1222 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1224 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1226 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1227 (do_rewrite): likewise.
1229 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1231 * common/config/mep/mep-common.c: Remove.
1232 * config.gcc: Remove mep-* support.
1233 * config/mep/constraints.md: Remove.
1234 * config/mep/default.h: Remove.
1235 * config/mep/intrinsics.h: Remove.
1236 * config/mep/intrinsics.md: Remove.
1237 * config/mep/ivc2-template.h: Remove.
1238 * config/mep/mep-c5.cpu: Remove.
1239 * config/mep/mep-core.cpu: Remove.
1240 * config/mep/mep-default.cpu: Remove.
1241 * config/mep/mep-ext-cop.cpu: Remove.
1242 * config/mep/mep-intrin.h: Remove.
1243 * config/mep/mep-ivc2.cpu: Remove.
1244 * config/mep/mep-pragma.c: Remove.
1245 * config/mep/mep-protos.h: Remove.
1246 * config/mep/mep.c: Remove.
1247 * config/mep/mep.cpu: Remove.
1248 * config/mep/mep.h: Remove.
1249 * config/mep/mep.md: Remove.
1250 * config/mep/mep.opt: Remove.
1251 * config/mep/predicates.md: Remove.
1252 * config/mep/t-mep: Remove.
1253 * doc/install.texi: Remove mep-* documentation.
1254 * doc/md.texi: Likewise.
1256 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1258 * config.gcc: Remove support for avr-rtems.
1259 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1260 * config/avr/rtems.h: Remove.
1261 * config/avr/t-rtems: Remove.
1263 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1265 * config.gcc: Remove m32r-rtems support.
1266 * config/m32r/rtems.h: Remove.
1268 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1270 * config.gcc: Remove h8300-rtems support.
1271 * config/h8300/rtems.h: Remove.
1272 * config/h8300/t-rtems: Remove.
1274 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1276 * config.gcc: Remove support for knetbsd.
1277 * configure.ac: Likewise.
1278 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1279 * config/knetbsd-gnu.h: Remove.
1280 * configure: Regenerate.
1282 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1284 * config.gcc: Remove support for openbsd 2 and 3.
1285 * config/openbsd-oldgas.h: Remove.
1287 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1289 * config.gcc: Remove interix support.
1290 * config/i386/i386-interix.h: Remove.
1291 * config/i386/interix.opt: Remove.
1292 * config/i386/t-interix: Remove.
1293 * configure: Regenerate.
1294 * configure.ac: Remove interix support.
1295 * doc/install.texi: Remove interix documentation.
1297 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1299 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1300 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1303 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1305 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1306 they are both PLACEHOLDER_EXPRs.
1308 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1310 * stor-layout.c (layout_type): Move setting complex MODE to
1311 layout_type, instead of setting it ahead of time by the caller.
1312 * tree.c (build_complex_type): Likewise.
1314 2016-06-21 Martin Liska <mliska@suse.cz>
1316 * predict.c (force_edge_cold): Replace imposisble with
1319 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1321 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1322 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1324 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1326 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1328 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1329 Ilya Enkovich <ilya.enkovich@intel.com>
1332 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1333 New member function to convert V1TImode register to SUBREG
1334 TImode in debug insn.
1335 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1336 after changing register mode to V1TImode.
1338 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1340 * config/aarch64/aarch64-cores.def (vulcan): New core.
1341 * config/aarch64/aarch64-tune.md: Regenerate.
1342 * doc/invoke.texi: Document vulcan as an available option.
1344 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1346 * cse.c (canon_asm_operands): New function extracted from...
1347 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1348 either standalone or member of a PARALLEL.
1350 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1353 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1354 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1355 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1357 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1360 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1361 constant addresses if can_create_pseudo_p.
1363 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1365 PR tree-optimization/71588
1366 * tree-ssa-strlen.c (valid_builtin_call): New function.
1367 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1370 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1373 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1374 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1375 for conversion of scalar user var to complex type and use the
1376 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1379 PR rtl-optimization/71591
1380 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1381 don't run any tests.
1383 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1386 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1387 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1388 space for PIC with non-v32 and the common non-PIC "jump".
1390 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1393 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1394 returned values and add UN*/LTGT/*ORDERED cases with values matching
1395 D operand modifier on vcmp for AVX.
1397 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1399 * config/aarch64/aarch64.opt
1400 (mpc-relative-literal-loads): Rename internal option name.
1401 * config/aarch64/aarch64.c
1402 (aarch64_nopcrelative_literal_loads): Rename to
1403 aarch64_pcrelative_literal_loads.
1404 (aarch64_expand_mov_immediate): Likewise.
1405 (aarch64_secondary_reload): Likewise.
1406 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1407 (aarch64_override_options_after_change_1): Rename and simplify logic.
1408 (aarch64_classify_symbol): Merge large model checks into switch,
1409 remove pc-relative load check.
1411 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1413 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1414 costs relative to the cost of a register move.
1416 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1418 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1419 (vcvt_n_f64_u64): Likewise.
1420 (vcvt_n_s64_f64): Likewise.
1421 (vcvt_n_u64_f64): Likewise.
1422 (vcvt_f64_s64): Likewise.
1423 (vrecpe_f64): Likewise.
1424 (vcvt_f64_u64): Likewise.
1425 (vrecps_f64): Likewise.
1427 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1429 * config/aarch64/aarch64.md
1430 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1432 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1434 * config/aarch64/aarch64-builtins.c
1435 (aarch64_types_binop_uss_qualifiers): Delete.
1436 (TYPES_BINOP_USS): Likewise.
1437 (aarch64_types_binop_sus_qualifiers): Likewise.
1438 (TYPES_BINOP_SUS): Likewise.
1439 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1440 (TYPES_FCVTIMM_SUS): Likewise.
1441 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1443 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1444 (fcvtzs): Use SHIFTIMM rather than BINOP.
1445 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1447 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1449 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1450 costs relative to the cost of a register move.
1452 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1454 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1455 Allow scalar/single vector modes to be tieable.
1457 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1459 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1461 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1463 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1465 * tree.h (TYPE_ALIGN): Likewise.
1467 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1470 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1472 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1474 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1475 literal" build warnings.
1476 (avr_print_operand_address): Dito.
1478 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1481 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1482 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1484 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1486 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1488 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1491 * reload1.c (reload): Pass 0 to finish_spills when called because
1492 update_eliminables_and_spill returns true and remove did_spill.
1493 (finish_spills): Adjust comment and document GLOBAL parameter.
1495 2016-06-17 DJ Delorie <dj@redhat.com>
1498 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1499 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1500 (umulqihi3_virt): Likewise.
1501 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1502 (umulqihi3_real): Likewise.
1504 2016-06-17 Martin Liska <mliska@suse.cz>
1506 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1508 2016-06-17 Martin Liska <mliska@suse.cz>
1510 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1512 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1514 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1516 (vaddq_f32): Likewise.
1517 (vmul_f32): Likewise.
1518 (vmulq_f32): Likewise.
1519 (vsub_f32): Likewise.
1520 (vsubq_f32): Likewise.
1522 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1524 PR tree-optimization/71347
1525 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1526 cost for all uses in group.
1528 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1530 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1531 insert gimple seq if it's not empty.
1533 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1535 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1537 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1539 (comp_dr_with_seg_len_pair): Ditto.
1540 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1541 struct dr_with_seg_len_pair against DR_OFFSET.
1542 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1545 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1547 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1549 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1551 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1552 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1553 (pa_output_millicode_call): Likewise.
1554 (pa_output_call): Likewise.
1555 (pa_output_indirect_call): Likewise.
1556 (pa_asm_output_mi_thunk): Likewise.
1558 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1560 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1562 2016-06-16 Martin Liska <mliska@suse.cz>
1564 * predict.c (combine_predictions_for_insn): When we find a first
1565 match predictor, we should consider just predictors with
1566 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1567 DS theory predictor.
1568 (combine_predictions_for_bb): Likewise.
1570 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1572 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1573 with base of reference to struct.
1575 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1577 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1579 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1582 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1583 progmem_swtable_section.
1584 (progmem_swtable_section): Remove.
1585 (avr_asm_function_rodata_section): Remove.
1586 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1587 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1589 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1591 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1592 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1593 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1594 signature_CENTAUR_ebx.
1595 * config/i386/i386.c (ix86_option_override_internal): Add
1596 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1597 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1598 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1600 2016-06-16 Martin Liska <mliska@suse.cz>
1602 * predict.def: Add fortran loop preheader predictor.
1603 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1604 fold IFN_BUILTIN_EXPECT with a known constant argument.
1606 2016-06-16 Martin Liska <mliska@suse.cz>
1608 * predict.def: Add 'Fortran' to display text of all
1609 PRED_FORTRAN_* predictors.
1611 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1614 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1615 [IA64_BUILTIN_NANSQ]: Ditto.
1616 (ia64_fold_builtin): New function.
1617 (TARGET_FOLD_BUILTIN): New define.
1618 (ia64_init_builtins) Declare const_string_type node.
1619 Add __builtin_nanq and __builtin_nansq builtin functions.
1620 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1622 2016-06-16 Nick Clifton <nickc@redhat.com>
1624 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1625 MSP430_HWMULT_ prefix to enum values.
1626 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1627 * config/msp430/msp430.c: Update use of enum values.
1628 * config/msp430/msp430.md: Likewise.
1629 * config/msp430/msp430.opt: Likewise.
1631 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1633 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1634 of comparsions in the last iteration.
1636 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1637 Joern Rennecke <joern.rennecke@embecosm.com>
1639 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1641 (arc_needs_pcl_p): Add GOTOFFPC.
1642 (arc_legitimate_pic_addr_p): Likewise.
1643 (arc_output_pic_addr_const): Likewise.
1644 (arc_legitimize_pic_address): Generate a pc-relative address using
1646 (arc_output_libcall): Use @pcl syntax.
1647 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1648 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1649 (*movsi_insn): Use @pcl syntax.
1650 (doloop_begin_i): Likewise.
1652 2016-06-16 Martin Liska <mliska@suse.cz>
1654 * predict.def: Define a new predictor.
1656 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1658 * config/arc/arc.opt (mtp-regno): Update text.
1660 2016-06-16 Renlin Li <renlin.li@arm.com>
1662 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1664 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1667 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1668 (setcc + and peephole2): Likewise.
1670 PR rtl-optimization/71532
1671 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1674 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1676 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1677 DImode constants with XXSPLTIB in vector registers.
1678 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1679 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1680 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1681 extraction of the element at the top of the register as a scalar
1683 (vsx_extract_<mode>_internal1): Likewise.
1684 (vsx_extract_<mode>_internal2): Likewise.
1685 * config/rs6000/constraints.md (wi constraint): Remove a comment
1686 about DImode not being allowed in Altivec registers.
1687 (wB constraint): New constraint for constants that can be
1688 generated in Altivec registers with VSPLTISW/VUPKHSW.
1689 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1691 (xxspltib_constant_nosplit): Likewise.
1692 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1693 support for -mupper-regs-di to enable DImode to go into Altivec
1695 (POWERPC_MASKS): Likewise.
1696 (power7 cpu): Likewise.
1697 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1698 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1699 for DImode being allowed in Altivec registers. Update wi/wj
1700 constraints. Set scalar_in_vmx_p flag.
1701 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1702 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1703 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1704 (rs6000_opt_masks): Add -mupper-regs-di.
1705 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1706 direct move to use wi and not wj.
1708 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1710 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1711 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1712 any VSX register, instead of just Altivec registers, to allow
1713 either operand to be an Altivec register or both.
1714 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1715 (movdi_internal32): Add support for -mupper-regs-di. Add support
1716 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1717 the alternatives and attributes to be lined up to be easier to
1719 (movdi_internal64): Likewise.
1720 (64-bit DImode splitters): Change predicates to only split loading
1721 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1722 load constants in ISA 3.0 or ISA 2.07 respectively.
1723 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1724 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1725 mention -mcpu=power9 sets these options.
1726 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1729 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1732 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1733 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1734 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1735 by default to warn misspelled interrupt/ signal handler.
1736 * doc/invoke.texi (AVR Options): Document it. Update description
1737 for -nodevicelib option.
1739 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1741 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1742 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1743 (aarch64_<sur>shll2_n<mode>): Likewise.
1745 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1748 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1749 DECL_CONTEXT for copied arguments.
1751 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1753 PR tree-optimization/71483
1754 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1757 2016-06-15 Martin Liska <mliska@suse.cz>
1759 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1760 instead of predict_edge w/o a probability.
1762 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1764 PR tree-optimization/71439
1765 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1768 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1770 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1771 register subregs in SET_SRC.
1773 2016-06-15 Richard Biener <rguenther@suse.de>
1775 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1778 2016-06-15 Richard Biener <rguenther@suse.de>
1780 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1781 not consider dependences between accesses that belong to the
1783 (vect_analyze_data_ref_dependences): Do not analyze read-read
1784 or self-dependences.
1786 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1788 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1790 (find_closest_identifier): Reimplement in terms of
1791 best_match<tree,tree>.
1792 * spellcheck-tree.h: New file.
1793 * spellcheck.c (struct edit_distance_traits<const char *>): New
1795 (find_closest_string): Reimplement in terms of
1796 best_match<const char *, const char *>.
1797 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1798 overload to spellcheck-tree.h.
1799 (find_closest_identifier): Likewise.
1800 (struct edit_distance_traits<T>): New template.
1801 (class best_match): New class.
1803 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1805 * selftest-run-tests.c (selftest::run_tests): Call
1806 selftest::spellcheck_tree_c_tests.
1807 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1808 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1809 (selftest::test_find_closest_identifier): New function.
1810 (selftest::spellcheck_tree_c_tests): New function.
1811 * spellcheck.c (selftest::test_find_closest_string): Verify that
1812 the order of the vec does not affect the results for this case.
1813 (selftest::test_data): New array.
1814 (selftest::test_metric_conditions): New function.
1815 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1816 Call selftest::test_metric_conditions.
1818 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1820 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1821 (BU_P9_MISC_1): Likewise.
1822 (BU_P9_64BIT_MISC_0): Likewise.
1823 (BU_P9_MISC_0): Likewise.
1825 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1827 * gcc-rich-location.c
1828 (gcc_rich_location::add_fixit_misspelled_id): New method.
1829 * gcc-rich-location.h
1830 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1832 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1834 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1835 FreeBSD 11 and above.
1837 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1841 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1843 * expmed.h: Close parenthesis in "at your option" in copyright
1845 * lower-subreg.h: Likewise.
1847 2016-06-14 Richard Biener <rguenther@suse.de>
1850 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1853 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1855 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1857 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1859 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1861 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1862 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1864 2016-06-14 Richard Biener <rguenther@suse.de>
1866 PR tree-optimization/71522
1867 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1868 copying into float copying.
1870 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1872 PR tree-optimization/71520
1873 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1874 (replace_block_by): Move user labels from bb1 to bb2.
1876 2016-06-14 Richard Biener <rguenther@suse.de>
1880 * expr.h (get_bit_range): Declare.
1881 * expr.c (get_bit_range): Export.
1882 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1883 word_mode again to constrain the bitfield access.
1885 2016-06-14 Richard Biener <rguenther@suse.de>
1887 PR tree-optimization/71521
1888 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1889 division int_const_binop against zero divisor.
1891 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (signbittf2): New expander.
1894 * config/i386/sse.md (ptesttf2): New insn pattern.
1896 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1899 * input.c (selftest::test_reading_source_line): Avoid reading from
1900 __FILE__ by creating a tempfile with known content and reading
1903 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1905 * pretty-print.c (assert_pp_format_colored): Skip the test if
1907 (test_pp_format): Remove comment about GCC_COLORS.
1909 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1911 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1912 * pretty-print.c (assert_pp_format_va): Add location param and use
1913 it with ASSERT_STREQ_AT.
1914 (assert_pp_format): Add location param and pass it to
1915 assert_pp_format_va.
1916 (assert_pp_format_colored): Likewise.
1917 (ASSERT_PP_FORMAT_1): New.
1918 (ASSERT_PP_FORMAT_2): New.
1919 (ASSERT_PP_FORMAT_3): New.
1920 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1921 explicitly, or implicitly via the above macros.
1922 * selftest.c (selftest::pass): Use a selftest::location rather
1924 (selftest::fail): Likewise. Print the function name.
1925 (selftest::fail_formatted): Likewise.
1926 (selftest::assert_streq): Use a selftest::location rather than
1928 * selftest.h (selftest::location): New struct.
1929 (SELFTEST_LOCATION): New macro.
1930 (selftest::pass): Accept a const location & rather than file
1932 (selftest::fail): Likewise.
1933 (selftest::fail_formatted): Likewise.
1934 (selftest::assert_streq): Likewise.
1935 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1936 (ASSERT_FALSE): Likewise.
1937 (ASSERT_EQ): Likewise.
1938 (ASSERT_NE): Likewise.
1939 (ASSERT_STREQ): Likewise.
1940 (ASSERT_PRED1): Likewise.
1941 (ASSERT_STREQ_AT): New macro.
1943 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1945 * selftest.c (selftest::fail_formatted): New function.
1946 (selftest::assert_streq): New function.
1947 * selftest.h (selftests::fail_formatted): New decl.
1948 (selftest::assert_streq): New decl.
1949 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1951 2016-06-13 Jeff Law <law@redhat.com>
1953 PR tree-optimization/71403
1954 * tree-ssa-threadbackward.c
1955 (convert_and_register_jump_thread_path): No longer accept reference
1956 to path. Do not pop items off the path anymore.
1957 (fsm_find_control_statement_thread_paths): Do not allow threading
1958 to a deeper loop nest. Pop the last item off the path here rather
1959 than in convert_and_register_jump_thread_path.
1961 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1962 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1964 [AArch64] Emit division using the Newton series
1966 * config/aarch64/aarch64-protos.h
1967 (cpu_approx_modes): Add new member "division".
1968 (aarch64_emit_approx_div): Declare new function.
1969 * config/aarch64/aarch64.c
1970 (generic_approx_modes): New member "division".
1971 (exynosm1_approx_modes): Likewise.
1972 (xgene1_approx_modes): Likewise.
1973 (aarch64_emit_approx_div): Define new function.
1974 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1975 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1976 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1977 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1979 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1980 Wilco Dijkstra <wilco.dijkstra@arm.com>
1982 [AArch64] Emit square root using the Newton series
1984 * config/aarch64/aarch64-protos.h
1985 (aarch64_emit_approx_rsqrt): Replace with new function
1986 "aarch64_emit_approx_sqrt".
1987 (cpu_approx_modes): New member "sqrt".
1988 * config/aarch64/aarch64.c
1989 (generic_approx_modes): New member "sqrt".
1990 (exynosm1_approx_modes): Likewise.
1991 (xgene1_approx_modes): Likewise.
1992 (aarch64_emit_approx_rsqrt): Replace with new function
1993 "aarch64_emit_approx_sqrt".
1994 (aarch64_override_options_after_change_1): Handle new option.
1995 * config/aarch64/aarch64-simd.md
1996 (rsqrt<mode>2): Use new function instead.
1997 (sqrt<mode>2): New expansion and insn definitions.
1998 * config/aarch64/aarch64.md: Likewise.
1999 * config/aarch64/aarch64.opt
2000 (mlow-precision-sqrt): Add new option description.
2001 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2003 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2005 [AArch64] Add more choices for the reciprocal square root approximation
2007 Allow a target to prefer such operation depending on the operation mode.
2009 * config/aarch64/aarch64-protos.h
2010 (AARCH64_APPROX_MODE): New macro.
2011 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2012 (cpu_approx_modes): New structure.
2013 (tune_params): New member "approx_modes".
2014 * config/aarch64/aarch64-tuning-flags.def
2015 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2016 * config/aarch64/aarch64.c
2017 (generic_approx_modes): New core "cpu_approx_modes" structure.
2018 (exynosm1_approx_modes): Likewise.
2019 (xgene1_approx_modes): Likewise.
2020 (generic_tunings): New member "approx_modes".
2021 (cortexa35_tunings): Likewise.
2022 (cortexa53_tunings): Likewise.
2023 (cortexa57_tunings): Likewise.
2024 (cortexa72_tunings): Likewise.
2025 (exynosm1_tunings): Likewise.
2026 (thunderx_tunings): Likewise.
2027 (xgene1_tunings): Likewise.
2028 (use_rsqrt_p): New argument for the mode and use new member from
2030 (aarch64_builtin_reciprocal): Devise mode from builtin.
2031 (aarch64_optab_supported_p): New argument for the mode.
2032 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2034 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2036 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2037 RS6000_BTM_MODULO flag into the set of flags that are considered
2038 to be part of the common configuration.
2040 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2042 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2043 difference unsigned.
2044 (vec_absdb): New macro for vector absolute difference unsigned
2046 (vec_absdh): New macro for vector absolute difference unsigned
2048 (vec_absdw): New macro for vector absolute difference unsigned word.
2049 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2050 (vadu<mode>3): New insn.
2051 (*p9_vadu<mode>3): New insn.
2052 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2054 (vaduh): New built-in definition.
2055 (vaduw): New built-in definition.
2056 (vadu): New overloaded built-in definition.
2057 (vadub): New overloaded built-in definition.
2058 (vaduh): New overloaded built-in definition.
2059 (vaduw): New overloaded built-in definition.
2060 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2061 overloaded vector absolute difference unsigned functions.
2062 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2063 the ISA 3.0 vector absolute difference unsigned built-in functions.
2065 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2067 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2068 update shared_lookup_references only once after changing operands.
2070 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2073 * tree-nested.c (convert_nonlocal_omp_clauses)
2074 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2076 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2077 * tree.def (CASE_LABEL_EXPR): Likewise.
2079 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2082 * input.c (test_builtins): Fix an assertion.
2084 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2089 (isinf<mode>2): Ditto.
2091 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2093 * ggc-tests.c (test_finalization): Only test need_finalization_p
2094 for GCC_VERSION >= 4003.
2096 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2098 * config/s390/vecintrin.h: Fix file description in comment.
2100 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2102 * config/s390/s390-builtin-types.def: Change builtin type naming
2103 scheme to match builtin-types.def.
2105 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2107 * fold-const.c (optimize_minmax_comparison): Remove.
2108 (fold_comparison): Remove call to the above.
2109 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2110 New transformations.
2112 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2114 PR tree-optimization/71416
2115 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2118 2016-06-13 Martin Liska <mliska@suse.cz>
2120 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2121 (combine_predictions_for_insn): Likewise.
2122 (prune_predictions_for_bb): Likewise.
2123 (combine_predictions_for_bb): Likewise.
2125 2016-06-13 Richard Biener <rguenther@suse.de>
2127 PR tree-optimization/71505
2128 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2129 assert match comment.
2131 2016-06-13 Marek Polacek <polacek@redhat.com>
2134 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2135 gimplify_switch_expr.
2136 (warn_switch_unreachable_r): New function.
2138 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2141 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2144 2016-06-13 Richard Biener <rguenther@suse.de>
2147 * fold-const.c (fold_unary_loc): Preserve alignment when
2148 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2150 2016-06-13 Martin Liska <mliska@suse.cz>
2153 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2154 w/ -fsanitize=bounds.
2156 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2158 * config/i386/i386.c (ix86_init_builtins): Calculate
2159 FLOAT128_FTYPE_CONST_STRING function type only once.
2160 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2161 built-in functions are available for x86-32 and x86-64 targets.
2163 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2166 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2168 (FLOAT128_FTYPE_CONST_STRING): New function type.
2169 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2170 [IX86_BUILTIN_NANSQ]: Ditto.
2171 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2172 (ix86_init_builtin_types): Declare const_string_type_node.
2173 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2175 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2176 * doc/extend.texi (x86 Built-in Functions): Document
2177 __builtin_nanq and __builtin_nansq.
2179 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2182 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2183 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2184 length for pop patterns.
2185 (arm_attr_length_push_multi): Update comments.
2186 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2188 (*pop_multiple_with_writeback_and_return): Likewise.
2189 (*pop_multiple_with_return): Likewise.
2191 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2194 * fold-const.c (optimize_bit_field_compare): Don't try to use
2195 word_mode unconditionally for reading the bit field, look at
2196 DECL_BIT_FIELD_REPRESENTATIVE instead.
2198 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2201 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2202 vector integer type.
2204 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2207 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2208 without LABEL_DECL, set *handled_ops_p to false instead of true.
2210 2016-06-10 Martin Sebor <msebor@redhat.com>
2213 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2214 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2215 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2217 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2218 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2219 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2220 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2221 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2222 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2223 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2224 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2226 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2228 * config/arm/arm.h (pool_vector_label,
2229 return_used_this_function): Remove.
2231 2016-06-10 Jeff Law <law@redhat.com>
2233 PR tree-optimization/71335
2234 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2235 zero length paths here.
2236 (convert_and_register_jump_thread_path): Remove hacks related to
2237 duplicated blocks in the jump thread path.
2238 (fsm_find_control_statement_thread_paths): Avoid putting the same
2239 block on the thread path twice, but ensure the thread path is
2240 unchanged from the caller's point of view.
2242 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2244 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2245 * predict.def (PRED_LOOP_BRANCH): Remove.
2247 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2249 * Makefile.in (OBJS): Add ggc-tests.o.
2250 (GTFILES): Add ggc-tests.c.
2251 * ggc-tests.c: New file.
2252 * selftest-run-tests.c (selftest::run_tests): Call
2253 selftest::ggc_tests_c_tests.
2254 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2256 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2258 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2260 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2263 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2264 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2266 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2268 * profile.c: Include cfgloop.h.
2269 (branch_prob): Compute estimated number of iterations.
2270 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2271 recompute estimate number of iterations from profile.
2273 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2276 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2277 must be grouped on top of stack. Don't force early clobber
2278 on ordinary reg outputs.
2280 2016-06-10 Richard Biener <rguenther@suse.de>
2282 * targhooks.c (default_builtin_vectorization_cost): Adjust
2285 2016-06-10 Richard Biener <rguenther@suse.de>
2287 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2288 to fold the RHS to a constant if possible.
2290 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2293 * tree-nested.c (convert_nonlocal_omp_clauses)
2294 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2295 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2296 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2298 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2300 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2302 * omp-low.c (scan_sharing_clauses): Don't expect
2305 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2307 PR tree-optimization/71407
2308 PR tree-optimization/71416
2309 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2312 2016-06-10 Richard Biener <rguenther@suse.de>
2315 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2317 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2319 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2321 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2322 Jiong Wang <jiong.wang@arm.com>
2324 PR rtl-optimization/70751
2325 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2326 spilled into memory.
2328 2016-06-09 Jonathan Yong <10walls@gmail.com>
2331 2015-09-21 Jonathan Yong <10walls@gmail.com>
2333 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2334 sysroot/usr/lib/32api for additional win32 libraries,
2335 fixes failing Cygwin bootstrapping.
2337 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2339 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2342 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2345 * pretty-print.c (pp_indent): Specify that %p is printed in a
2346 host-dependent manner.
2347 (test_pp_format): Remove the test for %p.
2349 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2351 * config/mips/mips.c (mips_output_jump): Fix formatting.
2353 2016-06-09 Richard Biener <rguenther@suse.de>
2355 PR tree-optimization/71462
2356 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2359 2016-06-09 Martin Liska <mliska@suse.cz>
2361 * predict.c (dump_prediction): Add new argument.
2362 (enum predictor_reason): New enum.
2363 (struct predictor_hash): New struct.
2364 (predictor_hash::hash): New function.
2365 (predictor_hash::equal): Likewise.
2366 (not_removed_prediction_p): New function.
2367 (prune_predictions_for_bb): Likewise.
2368 (combine_predictions_for_bb): Prune predictions.
2370 2016-06-09 Martin Liska <mliska@suse.cz>
2372 * predict.c (filter_predictions): New function.
2373 (remove_predictions_associated_with_edge): Use the filter
2375 (equal_edge_p): New function.
2377 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2379 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2380 Correct usage of @samp vs @option, add @samp where appropriate.
2381 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2382 Add armv6s-m and document it, as it is no official ARM name.
2384 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2386 * ifcvt.c (struct noce_if_info): Add transform_name field.
2387 (noce_try_move): Set if_info->transform_name to the function name.
2388 (noce_try_ifelse_collapse): Likewise.
2389 (noce_try_store_flag): Likewise.
2390 (noce_try_inverse_constants): Likewise.
2391 (noce_try_store_flag_constants): Likewise.
2392 (noce_try_addcc): Likewise.
2393 (noce_try_store_flag_mask): Likewise.
2394 (noce_try_cmove): Likewise.
2395 (noce_try_cmove_arith): Likewise.
2396 (noce_try_minmax): Likewise.
2397 (noce_try_abs): Likewise.
2398 (noce_try_sign_mask): Likewise.
2399 (noce_try_bitop): Likewise.
2400 (noce_convert_multiple_sets): Likewise.
2401 (noce_process_if_block): Print if_info->transform_name to
2402 dump_file if transformation succeeded.
2404 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2406 * config/arm/cortex-a57.md (cortex_a57_alu):
2409 2016-06-08 Martin Sebor <msebor@redhat.com>
2410 Jakub Jelinek <jakub@redhat.com>
2414 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2415 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2416 * builtins.c: Include gimple-fold.h.
2417 (fold_builtin_arith_overflow): Handle
2418 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2419 (fold_builtin_3): Likewise.
2420 * doc/extend.texi (Integer Overflow Builtins): Document
2421 __builtin_{add,sub,mul}_overflow_p.
2423 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2425 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2426 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2428 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2430 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2431 Rewrite, looking one level down for records and arrays.
2433 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2435 * pretty-print.c: Include "selftest.h".
2436 (pp_format): Fix comment.
2437 (identifier_to_locale): Likewise.
2438 (selftest::test_basic_printing): New function.
2439 (selftest::assert_pp_format): New function.
2440 (selftest::test_pp_format): New function.
2441 (selftest::pretty_print_c_tests): New function.
2442 * selftest-run-tests.c (selftest::run_tests): Call
2443 selftest::pretty_print_c_tests.
2444 * selftest.h (pretty_print_c_tests): New declaration.
2446 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2448 * invoke.texi (max-loop-headers-insns): Document.
2449 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2450 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2451 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2453 2016-06-08 Richard Biener <rguenther@suse.de>
2455 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2456 on strided SLP loads and fall back to scalar loads in case
2457 we can't chunk them.
2459 2016-06-08 Richard Biener <rguenther@suse.de>
2461 PR tree-optimization/71452
2462 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2463 type used for the SSA rewrite has enough precision to cover
2464 the dynamic type of the location.
2466 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2467 Richard Biener <rguenther@suse.de>
2470 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2471 the same as DECL_P (base0) for indirect_base0. Use equality_code
2472 in one further place.
2474 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2476 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2477 to one word if the field is known to overlap other words.
2478 (extract_bit_field_1): Likewise.
2479 (store_split_bit_field): Remove compensating code.
2480 (extract_split_bit_field): Likewise.
2482 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2486 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2488 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2490 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2492 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2493 (arch64_addpv4sf): Delete.
2494 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2495 "gen_aarch64_addpv4sf".
2496 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2498 (vpadds_f32): Likewise.
2499 (vpaddq_f32): Likewise.
2500 (vpaddq_f64): Likewise.
2502 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2504 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2506 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2507 to VALLF. Rename to "fabd<mode>3".
2508 "*fabd_scalar<mode>3): Delete.
2509 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2511 (vabdd_f64): Likewise.
2512 (vabd_f32): Likewise.
2513 (vabd_f64): Likewise.
2514 (vabdq_f32): Likewise.
2515 (vabdq_f64): Likewise.
2517 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2519 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2521 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2522 "aarch64_rsqrts<mode>".
2523 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2524 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2526 (vrsqrtsd_f64): Likewise.
2527 (vrsqrts_f32): Likewise.
2528 (vrsqrts_f64): Likewise.
2529 (vrsqrtsq_f32): Likewise.
2530 (vrsqrtsq_f64): Likewise.
2532 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2534 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2536 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2537 "aarch64_rsqrte<mode>".
2538 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2539 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2541 (vrsqrted_f64): Likewise.
2542 (vrsqrte_f32): Likewise.
2543 (vrsqrte_f64): Likewise.
2544 (vrsqrteq_f32): Likewise.
2545 (vrsqrteq_f64): Likewise.
2547 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2549 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2553 * config/aarch64/aarch64-simd.md
2554 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2555 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2556 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2558 (vcvt_n_f32_u32): Likewise.
2559 (vcvt_n_s32_f32): Likewise.
2560 (vcvt_n_u32_f32): Likewise.
2561 (vcvtq_n_f32_s32): Likewise.
2562 (vcvtq_n_f32_u32): Likewise.
2563 (vcvtq_n_f64_s64): Likewise.
2564 (vcvtq_n_f64_u64): Likewise.
2565 (vcvtq_n_s32_f32): Likewise.
2566 (vcvtq_n_s64_f64): Likewise.
2567 (vcvtq_n_u32_f32): Likewise.
2568 (vcvtq_n_u64_f64): Likewise.
2569 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2570 (VSDQ_SDI): Likewise.
2571 (fcvt_target): Support V4DI, V4SI and V2SI.
2572 (FCVT_TARGET): Likewise.
2574 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2576 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2577 (TYPES_BINOP_SUS): Likewise.
2578 (aarch64_simd_builtin_data): Update include file name.
2579 (aarch64_builtins): Likewise.
2580 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2581 for conversion between scalar float-point and fixed-point.
2585 * config/aarch64/aarch64.md
2586 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2587 pattern for conversion between scalar float to fixed-pointer.
2588 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2589 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2590 (UNSPEC_FCVTZU): Likewise.
2591 (UNSPEC_SCVTF): Likewise.
2592 (UNSPEC_UCVTF): Likewise.
2593 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2595 (vcvtd_n_f64_u64): Likewise.
2596 (vcvtd_n_s64_f64): Likewise.
2597 (vcvtd_n_u64_f64): Likewise.
2598 (vcvtd_n_f32_s32): Likewise.
2599 (vcvts_n_f32_u32): Likewise.
2600 (vcvtd_n_s32_f32): Likewise.
2601 (vcvts_n_u32_f32): Likewise.
2602 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2604 (FCVT_TARGET): Likewise.
2605 (FCVT_FIXED2F): New iterator.
2606 (FCVT_F2FIXED): Likewise.
2607 (fcvt_fixed_insn): New define_int_attr.
2609 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2611 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2612 some statements was removed.
2614 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2616 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2617 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2618 (vect_can_advance_ivs_p): likewise.
2619 (vect_update_ivs_after_vectorizer): likewise.
2620 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2621 (vect_analyze_scalar_cycles_1): likewise.
2622 (vect_analyze_loop_operations): likewise.
2623 (report_vect_op): likewise.
2624 (vect_is_slp_reduction): likewise.
2625 (vect_is_simple_reduction): likewise.
2626 (get_initial_def_for_induction): likewise.
2627 (vect_transform_loop): likewise.
2628 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2629 (vect_recog_sad_pattern): likewise.
2630 (vect_recog_widen_sum_pattern): likewise.
2631 (vect_recog_widening_pattern): likewise.
2632 (vect_recog_divmod_pattern): likewise.
2633 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2634 (vect_analyze_slp_instance): likewise.
2635 (vect_transform_slp_perm_load): likewise.
2636 (vect_schedule_slp_instance): likewise.
2638 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2640 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2641 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2642 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2643 (PRED_LOOP_BRANCH): Document predictor as broken.
2644 (PRED_LOOP_EXIT): Change hitrate 91->92.
2645 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2646 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2647 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2648 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2649 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2650 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2651 (PRED_CALL): Chane hitrate 71->67.
2652 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2653 (PRED_GOTO): Document as unused right now.
2654 (PRED_CONST_RETURN): Change hitrate 67->69
2655 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2656 (PRED_NULL_RETURN): Change hitrate 91->90.
2657 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2658 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2659 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2661 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2663 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2664 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2665 special case Altivec builtin.
2666 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2667 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2668 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2669 code for ALTIVEC_BUILTIN_VEC_MUL.
2670 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2671 for __builtin_vec_mul.
2673 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2675 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2678 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2680 * spellcheck.c (selftest::test_find_closest_string): New function.
2681 (spellcheck_c_tests): Call the above.
2683 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2685 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2687 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2689 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2690 Yv=Yv,C alternatives.
2692 2016-06-07 Richard Biener <rguenther@suse.de>
2695 * common.opt (ffast-math): Make Optimization.
2697 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2698 Prachi Godbole <prachi.godbole@imgtec.com>
2700 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2701 `fabs' and `fneg' type attributes.
2702 (p5600_fpu_fabs): Add `fmove' to the comment.
2704 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2706 * gimple.c: Include builtins.h
2707 (gimple_inexpensive_call_p): New function.
2708 * gimple.h (gimple_inexpensive_call_p): Declare.
2709 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2710 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2713 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2715 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2716 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2717 warning_at_rich_loc, warning_n, pedwarn, permerror,
2718 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2719 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2722 2016-06-07 Richard Biener <rguenther@suse.de>
2724 PR tree-optimization/71428
2725 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2726 BIT_FIELD_REF op vs. load.
2728 2016-06-07 Richard Biener <rguenther@suse.de>
2731 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2734 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2736 * config/pa/pa.md (call): Generate indirect long calls to non-local
2737 functions on TARGET_64BIT.
2738 (call_value): Likewise.
2740 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2742 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2743 pattern and subsequent splitters.
2744 (call_val_reg_64bit_post_reload): Likewise.
2746 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2749 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2750 propagate_op_to_single_use.
2752 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2755 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2757 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2759 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2760 (enum x86_dirflag_state): New enum.
2761 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2762 (machine_function): Remove needs_cld.
2763 (ix86_current_function_needs_cld): Remove.
2764 * config/i386/i386.c (ix86_set_func_type): Set
2765 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2766 (ix86_expand_prologue): Do not emit CLD here.
2767 (ix86_dirflag_mode_needed): New function.
2768 (ix86_dirflag_mode_entry): Ditto.
2769 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2770 (ix86_mode_after): Ditto.
2771 (ix86_mode_entry): Ditto.
2772 (ix86_mode_exit): Ditto.
2773 (ix86_emit_mode_set): Ditto.
2774 * config/i386/i386.md (strmov_singleop): Set
2775 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2776 Do not set ix86_current_function_needs_cld.
2778 (strset_singleop): Ditto.
2780 (cmpstrnqi_nz_1): Ditto.
2781 (cmpstrnqi_1): Ditto.
2782 (strlenqi_1): Ditto.
2784 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2786 PR tree-optimization/71259
2787 * tree-vect-slp.c (vect_get_constant_vectors): For
2788 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2789 one for constant op, and use COND_EXPR for non-constant.
2791 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2793 * Makefile.in (OBJS): Add function-tests.o,
2794 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2795 selftest-run-tests.o.
2796 (OBJS-libcommon): Add selftest.o.
2797 (OBJS-libcommon-target): Add selftest.o.
2798 (all.internal): Add "selftest".
2799 (all.cross): Likewise.
2800 (selftest): New phony target.
2801 (s-selftest): New target.
2802 (selftest-gdb): New phony target.
2803 (COLLECT2_OBJS): Add selftest.o.
2804 * bitmap.c: Include "selftest.h".
2805 (selftest::test_gc_alloc): New function.
2806 (selftest::test_set_range): New function.
2807 (selftest::test_clear_bit_in_middle): New function.
2808 (selftest::test_copying): New function.
2809 (selftest::test_bitmap_single_bit_set_p): New function.
2810 (selftest::bitmap_c_tests): New function.
2811 * common.opt (fself-test): New.
2812 * diagnostic-show-locus.c: Include "selftest.h".
2813 (make_range): New function.
2814 (test_range_contains_point_for_single_point): New function.
2815 (test_range_contains_point_for_single_line): New function.
2816 (test_range_contains_point_for_multiple_lines): New function.
2817 (assert_eq): New function.
2818 (test_get_line_width_without_trailing_whitespace): New function.
2819 (selftest::diagnostic_show_locus_c_tests): New function.
2820 * et-forest.c: Include "selftest.h".
2821 (selftest::test_single_node): New function.
2822 (selftest::test_simple_tree): New function.
2823 (selftest::test_disconnected_nodes): New function.
2824 (selftest::et_forest_c_tests): New function.
2825 * fold-const.c: Include "selftest.h".
2826 (selftest::assert_binop_folds_to_const): New function.
2827 (selftest::assert_binop_folds_to_nonlvalue): New function.
2828 (selftest::test_arithmetic_folding): New function.
2829 (selftest::fold_const_c_tests): New function.
2830 * function-tests.c: New file.
2831 * gimple.c: Include "selftest.h".
2832 Include "gimple-pretty-print.h".
2833 (selftest::verify_gimple_pp): New function.
2834 (selftest::test_assign_single): New function.
2835 (selftest::test_assign_binop): New function.
2836 (selftest::test_nop_stmt): New function.
2837 (selftest::test_return_stmt): New function.
2838 (selftest::test_return_without_value): New function.
2839 (selftest::gimple_c_tests): New function.
2840 * hash-map-tests.c: New file.
2841 * hash-set-tests.c: New file.
2842 * input.c: Include "selftest.h".
2843 (selftest::assert_loceq): New function.
2844 (selftest::test_accessing_ordinary_linemaps): New function.
2845 (selftest::test_unknown_location): New function.
2846 (selftest::test_builtins): New function.
2847 (selftest::test_reading_source_line): New function.
2848 (selftest::input_c_tests): New function.
2849 * rtl-tests.c: New file.
2850 * selftest-run-tests.c: New file.
2851 * selftest.c: New file.
2852 * selftest.h: New file.
2853 * spellcheck.c: Include "selftest.h".
2854 (selftest::levenshtein_distance_unit_test_oneway): New function,
2855 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2856 (selftest::levenshtein_distance_unit_test): Likewise.
2857 (selftest::spellcheck_c_tests): Likewise.
2858 * toplev.c: Include selftest.h.
2859 (toplev::run_self_tests): New.
2860 (toplev::main): Handle -fself-test.
2861 * toplev.h (toplev::run_self_tests): New.
2862 * tree.c: Include "selftest.h".
2863 (selftest::test_integer_constants): New function.
2864 (selftest::test_identifiers): New function.
2865 (selftest::test_labels): New function.
2866 (selftest::tree_c_tests): New function.
2867 * tree-cfg.c: Include "selftest.h".
2868 (selftest::push_fndecl): New function.
2869 (selftest::test_linear_chain): New function.
2870 (selftest::test_diamond): New function.
2871 (selftest::test_fully_connected): New function.
2872 (selftest::tree_cfg_c_tests): New function.
2873 * vec.c: Include "selftest.h".
2874 (selftest::safe_push_range): New function.
2875 (selftest::test_quick_push): New function.
2876 (selftest::test_safe_push): New function.
2877 (selftest::test_truncate): New function.
2878 (selftest::test_safe_grow_cleared): New function.
2879 (selftest::test_pop): New function.
2880 (selftest::test_safe_insert): New function.
2881 (selftest::test_ordered_remove): New function.
2882 (selftest::test_unordered_remove): New function.
2883 (selftest::test_block_remove): New function.
2884 (selftest::reverse_cmp): New function.
2885 (selftest::test_qsort): New function.
2886 (selftest::vec_c_tests): New function.c.
2887 * wide-int.cc: Include selftest.h and wide-int-print.h.
2888 (selftest::from_int <wide_int>): New function.
2889 (selftest::from_int <offset_int>): New function.
2890 (selftest::from_int <widest_int>): New function.
2891 (selftest::assert_deceq): New function.
2892 (selftest::assert_hexeq): New function.
2893 (selftest::test_printing <VALUE_TYPE>): New function template.
2894 (selftest::test_ops <VALUE_TYPE>): New function template.
2895 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2896 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2898 (selftest::wide_int_cc_tests): New function.
2900 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2903 * ifcvt.c (noce_try_ifelse_collapse): New function.
2905 (noce_process_if_block): Call noce_try_ifelse_collapse.
2906 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2907 (simplify_ternary_operation): Use the above to simplify
2908 conditional CLZ/CTZ expressions.
2910 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2913 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2914 define_insn_and_split.
2916 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2919 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2921 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2924 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2925 Implicitly clobber memory for basic asm with non-empty assembler
2926 string. Use targetm.md_asm_adjust also here.
2927 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2928 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2929 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2930 non-empty assembler string.
2931 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2932 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2933 (decode_asm_operands): Handle basic asm in PARALLEL block.
2934 (extract_insn): Handle basic asm in PARALLEL block.
2935 * doc/extend.texi: Mention new behavior of basic asm.
2936 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2937 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2938 branch_needs_nop_p): Use asm_noperands.
2940 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2942 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2943 Include the M7 SPARC DFA scheduler.
2944 New attribute v3pipe.
2945 Annotate insns with v3pipe where appropriate.
2946 Define cpu_feature vis4.
2947 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2948 Add (V8QI "8") to vbits.
2949 Add insns {add,sub}v8qi3
2950 Add insns ss{add,sub}v8qi3
2951 Add insns us{add,sub}{v8qi,v4hi}3
2952 Add insns {min,max}{v8qi,v4hi,v2si}3
2953 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2954 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2955 * config/sparc/niagara4.md: Add a comment explaining the
2956 discrepancy between the documented latenty numbers and the
2958 * config/sparc/niagara7.md: New file.
2959 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2960 supports SPARC5 and VIS 4.0 instructions.
2961 * configure: Regenerate.
2962 * config.in: Likewise.
2963 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2964 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2965 TARGET_CPU_niagara7.
2966 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2967 (CPP_CPU_SPEC): Handle niagara7.
2968 (ASM_CPU_SPEC): Likewise.
2969 * config/sparc/sparc-opts.h (processor_type): Add
2971 (mvis4): New option.
2972 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2973 (AS_NIAGARA7_FLAG): Define.
2974 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2975 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2976 (CPP_CPU_SPEC): Handle niagara7.
2977 (ASM_CPU_SPEC): Likewise.
2978 * config/sparc/sparc.c (niagara7_costs): Define.
2979 (sparc_option_override): Handle niagara7 and adjust cache-related
2980 parameters with better values for niagara cpus. Also support VIS4.
2981 (sparc32_initialize_trampoline): Likewise.
2982 (sparc_use_sched_lookahead): Likewise.
2983 (sparc_issue_rate): Likewise.
2984 (sparc_register_move_cost): Likewise.
2985 (dump_target_flag_bits): Support VIS4.
2986 (sparc_vis_init_builtins): Likewise.
2987 (sparc_builtins): Likewise.
2988 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2990 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2992 * config/sparc/sparc.opt (sparc_processor_type): New value
2994 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2996 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2998 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3001 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3003 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3005 2016-06-06 Richard Biener <rguenther@suse.de>
3007 PR tree-optimization/71398
3008 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3011 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3013 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3014 ft32_expand_prolog, ft32_expand_epilogue):
3015 Handle pretend_args.
3016 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3017 * config/ft32/ft32.md: Add pretend_returner.
3019 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3023 Copy op1 RTX to avoid invalid sharing.
3024 (ix86_expand_vector_move_misalign): Ditto.
3026 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3028 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3031 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3033 * predict.c (predicted_by_loop_heuristics_p): New function.
3034 (predict_iv_comparison): Use it.
3035 (predict_loops): Walk from innermost loops; do not predict edges
3036 leaving multiple loops multiple times; implement
3037 PRED_LOOP_ITERATIONS_MAX heuristics.
3038 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3040 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3042 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3043 only edges out of BB are EH edges.
3045 2016-06-04 Martin Sebor <msebor@redhat.com>
3046 Marcin Baczyński <marbacz@gmail.com>
3049 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3050 a void expression in a void function.
3052 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3054 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3055 aux; dump reasons of decisions.
3056 (should_duplicate_loop_header_p): Likewise.
3057 (do_while_loop_p): Likewise.
3058 (ch_base::copy_headers): Dump asi num insns duplicated.
3060 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3062 PR tree-optimization/71405
3063 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3064 incompatible type, build a new clobber with the right type instead
3065 of building a VIEW_CONVERT_EXPR around it.
3067 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3069 PR tree-optimization/52171
3070 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3071 by_pieces_ninsns instead of move_by_pieces_ninsns.
3073 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3075 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3076 for reg+reg addressing mode.
3078 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3080 * rs6000-c.c (c/c-tree.h): Add #include.
3081 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3082 in C++ when found in the base position of vec_ld or vec_st.
3084 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3086 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3087 use of profile unless profile status is PROFILE_READ.
3088 * profile.c (compute_branch_probabilities): Set profile status
3089 only after reporting predictor hitrates.
3091 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3095 * common.opt (ffp-int-builtin-inexact): New option.
3096 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3097 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3098 (ceil@var{m}2): Document dependence on this option.
3099 * ipa-inline-transform.c (inline_call): Handle
3100 flag_fp_int_builtin_inexact.
3101 * ipa-inline.c (can_inline_edge_p): Likewise.
3102 * config/i386/i386.md (rintxf2): Do not test
3103 flag_unsafe_math_optimizations.
3104 (rint<mode>2_frndint): New define_insn.
3105 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3106 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3107 for 387 instead of extending and truncating.
3108 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3109 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3110 Change to frndint<mode>2_<rounding>.
3111 (frndintxf2_<rounding>_i387): Likewise. Change to
3112 frndint<mode>2_<rounding>_i387.
3113 (<rounding_insn>xf2): Likewise.
3114 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3115 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3116 x87. Test TARGET_ROUND || !flag_trapping_math ||
3117 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3118 SSE. Use ROUND_NO_EXC in constant operand of
3119 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3120 for 387 instead of extending and truncating.
3122 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3123 Julia Koval <julia.koval@intel.com>
3135 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3136 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3137 all registers, except for function return registers if there are
3138 no caller-saved registers.
3139 (ix86_set_func_type): New function.
3140 (ix86_set_current_function): Call ix86_set_func_type to set
3141 no_caller_saved_registers and func_type. Call reinit_regs if
3142 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3143 nor x87 instructions in interrupt handler nor function with
3144 no_caller_saved_registers attribute.
3145 (ix86_function_ok_for_sibcall): Return false if there are no
3146 caller-saved registers.
3147 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3149 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3150 (ix86_function_arg): Return special arguments in interrupt handler.
3151 (ix86_promote_function_mode): Promote pointer to word_mode only
3152 for normal functions.
3153 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3155 (ix86_epilogue_uses): New function.
3156 (ix86_hard_regno_scratch_ok): Likewise.
3157 (ix86_save_reg): Preserve all registers in interrupt handler
3158 after reload. Preserve all registers, except for function return
3159 registers, if there are no caller-saved registers after reload.
3160 (find_drap_reg): Always use callee-saved register if there are
3161 no caller-saved registers.
3162 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3163 for interrupt handler.
3164 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3165 Emit cld instruction if stringops are used in interrupt handler
3166 or interrupt handler isn't a leaf function.
3167 (ix86_expand_epilogue): Generate interrupt return for interrupt
3168 handler and pop the 'ERROR_CODE' off the stack before interrupt
3169 return in exception handler.
3170 (ix86_expand_call): Disallow calling interrupt handler directly.
3171 If there are no caller-saved registers, mark all registers that
3172 are clobbered by the call which returns as clobbered.
3173 (ix86_handle_no_caller_saved_registers_attribute): New function.
3174 (ix86_handle_interrupt_attribute): Likewise.
3175 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3177 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3178 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3179 accumulation in interrupt function if stack may be realigned to
3181 (EPILOGUE_USES): New.
3182 (function_type): New enum.
3183 (machine_function): Add func_type and no_caller_saved_registers.
3184 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3185 (interrupt_return): New pattern.
3186 * doc/extend.texi: Document x86 interrupt and
3187 no_caller_saved_registers attributes.
3189 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3191 PR tree-optimization/52171
3192 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3193 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3194 Look for constant strings. Move some code to emit_block_cmp_hints
3196 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3197 * defaults.h (COMPARE_MAX_PIECES): New macro.
3198 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3199 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3200 (clear_by_pieces_1): Don't declare. Move definition before use.
3201 (can_do_by_pieces): New static function.
3202 (can_move_by_pieces): Use it. Return bool.
3203 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3204 OP. All callers changed. Handle COMPARE_BY_PIECES.
3205 (class pieces_addr); New.
3206 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3207 pieces_addr::adjust, pieces_addr::increment_address,
3208 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3210 (class op_by_pieces_d): New.
3211 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3213 (class move_by_pieces_d, class compare_by_pieces_d,
3214 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3215 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3216 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3217 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3218 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3219 compare_by_pieces_d::finish_mode): New member functions.
3220 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3222 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3223 (emit_block_cmp_hints): New function.
3224 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3225 use the newly defined classes.
3226 * expr.h (by_pieces_constfn): New typedef.
3227 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3228 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3229 (move_by_pieces_ninsns): Don't declare.
3230 (can_move_by_pieces): Change return value to bool.
3231 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3232 (compare_by_pieces_branch_ratio): New hook.
3233 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3234 (by_pieces_ninsns): Declare.
3235 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3237 (default_compare_by_pieces_branch_ratio): New function.
3238 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3239 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3240 * doc/tm.texi: Regenerate.
3241 * tree-ssa-strlen.c: Include "builtins.h".
3242 (handle_builtin_memcmp): New static function.
3243 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3244 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3246 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3248 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3249 relevant stmts which are simple and invariant.
3250 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3251 instead of simple and invariant
3253 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3255 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3256 (vectorizable_reduction): Check for new relevant state.
3257 (vectorizable_live_operation): vectorize live stmts using
3258 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3259 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3260 (vect_stmt_relevant_p): Check for stmts which are only used live.
3261 (process_use): Use of a stmt does not inherit it's live value.
3262 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3263 (vect_analyze_stmt): Check for new relevant state.
3264 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3265 outside the loop, but not inside it.
3267 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3269 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3270 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3271 (vect_get_vec_def_for_operand): Split out code.
3273 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3275 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3277 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3279 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3281 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3283 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3285 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3288 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3289 to noreturn e->callee->decl that has void return type and void
3290 arguments, adjust gimple_call_fntype and remove lhs even if it had
3291 previously addressable type.
3293 2016-06-02 Jeff Law <law@redhat.com>
3295 PR tree-optimization/71328
3296 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3297 error when checking for a jump back onto the copied path.
3299 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3301 * config/microblaze/microblaze.c (get_branch_target): Add return
3302 NULL_RTX for the non-CALL_P case.
3303 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3304 (insert_wic): Remove unused local "j".
3306 2016-06-02 Martin Liska <mliska@suse.cz>
3308 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3310 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3311 Julia Koval <julia.koval@intel.com>
3313 * function.c (assign_parm_setup_stack): Force source into a
3315 * target.def (function_incoming_arg): Update documentation to
3316 allow arbitrary address computation based on hard register.
3317 * doc/tm.texi: Regenerated.
3319 2016-06-02 Martin Liska <mliska@suse.cz>
3321 * predict.c (combine_predictions_for_bb): Fix first match in
3322 cases where a first predictor contains more than one occurence
3323 in list of predictors. Take the best value in such case.
3325 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3327 PR rtl-optimization/71295
3328 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3329 offset would go over the size of the inner mode reject it.
3331 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3333 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3334 x=x,x and v=v,m instead of x=x,m.
3336 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3337 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3338 alternative to v=rm,C.
3340 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3341 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3342 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3343 instead of vex for the last two above mentioned alternatives.
3345 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3348 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3350 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3352 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3354 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3356 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3357 from int to unsigned.
3359 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3361 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3362 alternatives, eliminating preferred register class. Add support
3363 for the MTVSRDD instruction in ISA 3.0.
3364 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3365 reg_or_indexed_operand.
3366 (vsx_splat_v4sf_internal): Likewise.
3368 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3371 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3372 for loading up all 0's or all 1's.
3374 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3376 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3378 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3380 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3382 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3383 * gcc.c (set_source_date_epoch_envvar): New function, sets
3384 the SOURCE_DATE_EPOCH environment variable to the current time.
3386 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3388 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3389 the factor for live Phi nodes.
3391 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3393 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3394 * tree-parloops.c (parallelize_loops): likewise.
3395 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3396 tree_unswitch_outer_loop): likewise.
3398 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3401 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3402 around creation of the temporary.
3404 2016-06-01 Richard Biener <rguenther@suse.de>
3406 PR tree-optimization/71366
3407 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3408 (unloop_loops): Move removing edges here ...
3409 (try_unroll_loop_completely): ... from here.
3410 (try_peel_loop): ... and here.
3411 (tree_unroll_loops_completely_1): Track parent loops via
3412 bitmap of header BBs.
3413 (tree_unroll_loops_completely): Adjust for that.
3415 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3417 * config/rs6000/altivec.h (vec_slv): New macro.
3418 (vec_srv): New macro.
3419 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3420 (UNSPEC_VSRV): New value.
3423 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3424 (vsrv): New builtin definition.
3425 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3426 define argument types for new builtin.
3427 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3429 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3432 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3433 Jocelyn Mayer <l_indien@magic.fr>
3436 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3437 detect processor family for signature_CENTAUR_ebx.
3438 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3439 signature_CENTAUR_ebx.
3440 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3441 <default>: Pass x86-64 for has_longmode.
3443 2016-06-01 Nathan Sidwell <nathan@acm.org>
3445 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3448 2016-06-01 Richard Biener <rguenther@suse.de>
3450 PR tree-optimization/71261
3451 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3452 of stmts successfully put in the bool pattern. Remove
3453 single-use restriction.
3454 (adjust_bool_pattern_cast): Add cast at the use site via the
3455 pattern def sequence.
3456 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3457 of patterned defs. Use the pattern def seqence instead of
3458 multiple independent patterns.
3459 (sort_after_uid): New qsort compare function.
3460 (adjust_bool_stmts): New function to process stmts in the bool
3461 pattern in IL order.
3462 (vect_recog_bool_pattern): Adjust.
3463 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3464 (ifcvt_walk_pattern_tree): Likewise.
3465 (stmt_is_root_of_bool_pattern): Likewise.
3466 (ifcvt_repair_bool_pattern): Likewise.
3467 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3469 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3471 * loop-unroll.c (decide_unroll_constant_iterations,
3472 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3473 likely upper bounds.
3474 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3476 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3478 * tree-core.h (enum omp_clause_code): Remove
3479 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3481 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3483 * config/arm/sync.md (arm_store_exclusive<mode>):
3484 Use 'H' output modifier on operands[2] rather than creating a new
3485 entry in out-of-bounds memory of the operands array.
3486 (arm_store_release_exclusivedi): Likewise.
3488 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3490 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3491 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3492 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3493 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3495 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3497 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3498 into account live statements for mask producers.
3500 2016-06-01 Richard Biener <rguenther@suse.de>
3502 PR tree-optimization/71311
3503 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3504 restrict to non-INTEGER_CST @0.
3506 2016-06-01 Richard Biener <rguenther@suse.de>
3508 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3509 (relational patterns): Use :c to avoid pattern duplications.
3511 2016-06-01 Richard Biener <rguenther@suse.de>
3513 * genmatch.c (comparison_code_p): New predicate.
3514 (swap_tree_comparison): New function.
3515 (commutate): Add for_vec parameter to append new for entries.
3516 Support commutating relational operators by swapping it alongside
3518 (lower_commutative): Adjust.
3519 (dt_simplify::gen): Do not pass artificial operators to gen
3521 (decision_tree::gen): Do not add artificial operators as parameters.
3522 (parser::parse_expr): Verify operator commutativity when :c is
3523 applied. Allow :C to override this.
3524 * match.pd: Adjust patterns to use :C instead of :c where required.
3526 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3528 PR tree-optimization/71077
3529 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3530 the combining step, use boolean_false_node and boolean_true_node
3531 as the designated false/true return values.
3533 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3535 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3536 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3537 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3540 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3542 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3543 of flags impliying the register renaming.
3544 * toplev.c (process_options): Do not imply flag_rename_registers with
3547 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3549 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3550 default implementation.
3552 2016-05-31 Nathan Sidwell <nathan@acm.org>
3554 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3556 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3558 * config/sh/constraints.md (b): Remove constraint.
3559 * config/sh/predicates.md (arith_reg_operand): Remove
3561 * config/sh/sh-modes.def (PDI): Remove.
3562 * config/sh/sh.c (sh_target_reg_class,
3563 sh_optimize_target_register_callee_saved): Remove functions.
3564 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3565 (sh_expand_epilogue): Update comment.
3566 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3567 sh_secondary_reload): Remove TARGET_REGS related code.
3568 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3569 TARGET_REGISTER_P): Remove macros.
3570 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3571 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3572 TR1_REG, TR2_REG): Remove constants.
3573 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3575 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3577 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3578 define_expand patterns.
3579 (adddi3_compact): Rename to adddi3.
3580 (subdi3_compact): Rename to subdi3.
3581 (*negdi2): Rename to negdi2.
3582 (*abs<mode>2): Rename to abs<mode>2.
3584 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3586 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3587 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3588 (atomic_sub_fetchsi): ... this new pattern.
3589 (mvtc): Add CC_REG clobber.
3591 2016-05-31 Marek Polacek <polacek@redhat.com>
3593 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3595 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3597 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3598 aarch64_fusion_enabled_p to check for fusion capabilities.
3600 2016-05-31 Richard Biener <rguenther@suse.de>
3602 PR tree-optimization/71352
3603 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3604 minus one and a negate.
3606 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3608 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3609 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3611 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3612 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3613 Remove use of aarch64_simd_attr_length_move, set length attribute
3615 (*aarch64_be_movoi): Likewise.
3616 (*aarch64_be_movci): Likewise.
3617 (*aarch64_be_movxi): Likewise.
3619 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3621 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3622 It no longer does that.
3623 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3625 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3627 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3628 attribute __unused__.
3630 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3632 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3633 * config/arm/arm.c (arm_arch_thumb1): Define.
3634 (arm_option_override): Initialize arm_arch_thumb1.
3635 * config/arm/arm.h (arm_arch_thumb1): Declare.
3636 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3637 support Thumb-1 ISA.
3639 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3642 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3643 `Yv' for scalar operand.
3645 2016-05-31 Tom de Vries <tom@codesourcery.com>
3647 PR tree-optimization/69068
3648 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3649 phis with more than two args.
3651 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3653 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3654 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3657 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3659 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3661 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3663 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3664 cpu_32, cpu_64, tune_32 and tune_64.
3665 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3667 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3669 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3671 2016-05-30 Andi Kleen <ak@linux.intel.com>
3673 * auto-profile.c (read_profile): Replace asserts with errors
3674 when file does not exist.
3675 * gcov-io.c (gcov_read_words): Dito.
3677 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3679 * tree-cfg.c (print_loop): Print likely upper bounds.
3681 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3683 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3684 * opts.c (default_options): Enable peel loops at -O3.
3685 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3686 (try_peel_loop): Do not re-peel already peeled loops;
3687 use likely upper bounds; fix profile updating.
3688 (pass_complete_unroll::execute): Initialize peeled_loops.
3690 2016-05-30 Martin Liska <mliska@suse.cz>
3692 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3693 computed costs by frequency of BB they belong to.
3694 (get_scaled_computation_cost_at): New function.
3696 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3697 Marc Glisse <marc.glisse@inria.fr>
3699 PR tree-optimization/71289
3700 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3702 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3704 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3706 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3708 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3709 for peeled copies; avoid underflow when updating estimates; correctly
3712 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3714 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3715 r236875. Corrected oe3 to oe2 as obvious.
3717 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3721 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3722 that inserted stmt will not dominate stmts that defines its operand.
3723 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3724 (rewrite_expr_tree_parallel): Likewise.
3726 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3729 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3730 all fields including stmt_to_insert are swapped.
3732 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3734 * predict.h (force_edge_cold): Declare.
3735 * predict.c (force_edge_cold): New function.
3736 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3738 (canonicalize_loop_induction_variables): Fix formating.
3740 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3742 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3743 (visium_expand_copysign): Use gen_int_mode directly.
3744 (visium_compute_frame_size): Minor tweaks.
3746 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3748 * tree-vect-loop.c (vect_analyze_loop_2): Use
3749 likely_max_stmt_executions_int.
3751 2016-05-30 Tom de Vries <tom@codesourcery.com>
3753 PR tree-optimization/69067
3754 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3756 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3760 New peepholes to remove unneeded fild/fistp pairs.
3761 (define_peephole2 atomic_loaddi_fpu): Ditto.
3763 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3765 * predict.c (maybe_hot_frequency_p): Avoid division.
3767 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3769 * doc/install.texi: Use https for shop.fsf.org.
3771 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3773 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3774 likely_max_stmt_executions_int.
3776 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3778 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3779 likely_max_stmt_executions_int.
3781 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3783 * profile.c (compute_branch_probabilities): Do not report hitrates
3785 (branch_prob): Report hitrates here.
3786 * predict.c (gimple_predict_edge): Do not assert profile status;
3787 fix formatting issues.
3789 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3791 * predict.c (edge_predicted_by_p): New function.
3792 (predict_paths_for_bb): Do not put multiple predictions of the same type
3795 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3797 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3800 2016-05-28 Alan Modra <amodra@gmail.com>
3802 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3804 2016-05-28 Alan Modra <amodra@gmail.com>
3806 PR rtl-optimization/71275
3807 * ira.c (ira): Free dominance info.
3809 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3811 * doc/sourcebuild.texi: New address for upstream Go repository.
3813 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3815 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3816 (TARGET_ARM_V7M): Likewise.
3818 2016-05-26 Jeff Law <law@redhat.com>
3820 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3821 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3822 * passes.def: Add jump threading passes before DOM/VRP.
3823 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3824 argument to a basic block from an edge. Remove tests which are
3826 (pass_data_thread_jumps, class pass_thread_jumps): New.
3827 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3828 (make_pass_thread_jumps): Likewise.
3829 * tree-pass.h (make_pass_thread_jumps): Declare.
3831 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3833 * config/visium/visium-protos.h (split_double_move): Rename into...
3834 (visium_split_double_move): ...this.
3835 (visium_split_double_add): Declare.
3836 * config/visium/visium.c (split_double_move): Rename into...
3837 (visium_split_double_move): ...this.
3838 (visium_split_double_add): New function.
3839 (visium_expand_copysign): Renumber operands for consistency.
3840 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3841 (DFmode move splitter): Likewise.
3842 (*addi3_insn): Split by means of visium_split_double_add.
3843 (*adddi3_insn_flags): Delete.
3844 (*plus_plus_sltu<subst_arith>): New insn.
3845 (*subdi3_insn): Split by means of visium_split_double_add.
3846 (subdi3_insn_flags): Delete.
3847 (*minus_minus_sltu<subst_arith>): New insn.
3848 (*negdi2_insn): Split by means of visium_split_double_add.
3849 (*negdi2_insn_flags): Delete.
3851 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3853 * configure.ac: Treat a --with-headers option without argument
3854 the same as the default (i.e. consult sys-include directory).
3855 * configure: Regenerate.
3857 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3859 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3860 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3862 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3863 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3865 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3868 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3869 tree-stdarg analysis results.
3870 (aarch64_setup_incoming_varargs): Likewise.
3872 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3874 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3875 va_list_gpr_counter_field and va_list_fpr_counter_field.
3877 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3880 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3881 * config/aarch64/aarch64.c
3882 (aarch64_cannot_change_mode_class): Remove function.
3883 * config/aarch64/aarch64-protos.h
3884 (aarch64_cannot_change_mode_class): Remove.
3886 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3888 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3889 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3890 get_likely_max_loop_iterations_int): New.
3891 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3892 any_likely_upper_bound.
3893 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3895 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3896 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3898 (unroll_loop_constant_iterations): Likewise.
3899 (unroll_loop_runtime_iterations): Likewise.
3900 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3901 * lto-streamer-out.c (output_cfg): Likewise.
3902 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3904 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3905 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3906 (likely_max_loop_iterations): New.
3907 (likely_max_loop_iterations_int): New.
3908 (likely_max_stmt_executions): New.
3909 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3910 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3911 likely_max_stmt_executions): Declare.
3913 2016-05-27 Marek Polacek <polacek@redhat.com>
3916 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3918 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3920 * config/s390/s390.md (2x risbg splitters): Use
3921 reg_overlap_mentioned_p instead of rtx_equal_p.
3923 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3925 * combine.c (make_compound_operation): Take known zero bits into
3926 account when checking for possible zero_extend.
3928 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3930 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3931 Use const_int_operand for operand 2 predicate. Simplify expand code
3934 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3937 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3940 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3942 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3943 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3944 that returns CC_SESWPmode and CC_ZESWPmode.
3945 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3947 (aarch64_rtx_costs): Likewise.
3949 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3951 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3952 for ISA 3.0 min/max support.
3953 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3954 conditional move support.
3955 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3956 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3958 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3959 conditional moves where the comparison type is different from move
3961 (fp_minmax): New code iterator for smin/smax.
3962 (minmax): New code attributes for min/max.
3963 (SMINMAX): Likewise.
3964 (smax<mode>3): Combine min, max insns into one insn using the
3965 fp_minmax code iterator. Add support for ISA 3.0 min/max
3966 instructions that don't need -ffast-math.
3967 (s<minmax><mode>3): Likewise.
3968 (smax<mode>3_vsx): Likewise.
3969 (smin<mode>3): Likewise.
3970 (s<minmax><mode>3_vsx): Likewise.
3971 (smin<mode>3_vsx): Likewise.
3972 (pre-VSX min/max splitters): Likewise.
3973 (s<minmax><mode>3_fpr): Likewise.
3974 (movsfcc): Rewrite floating point conditional moves to combine
3975 SFmode/DFmode into a single insn.
3976 (mov<mode>cc): Likewise.
3977 (movdfcc): Likewise.
3978 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3979 SFDF2 iterators to handle all combinations.
3980 (fseldfsf4): Likewise.
3981 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3982 (fseldfdf4): Likewise.
3983 (fselsfdf4): Likewise.
3984 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3985 comparison instructions that set a 0/-1 mask, and use it for
3986 floating point conditional move via XXSEL.
3987 (fpmask<mode>): Likewise.
3988 (xxsel<mode>): Likewise.
3989 * config/rs6000/predicates.md (min_max_operator): Delete, no
3991 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3992 instructions that generate a 0/-1 mask for use with XXSEL.
3993 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3994 say whether floating point min/max is available, either through
3995 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3996 (TARGET_MINMAX_DF): Likewise.
3998 2016-05-27 Alan Modra <amodra@gmail.com>
4000 PR rtl-optimization/71275
4001 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4002 for update_equiv_regs and combine_and_move_insns.
4004 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4007 if_then_else or cond RTXes to calculate attribute value.
4008 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4009 <attr "length_immediate>: Ditto.
4010 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4011 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4012 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4013 <attr "type">: Ditto.
4014 <attr "prefix_data16">: Ditto.
4015 <attr "prefix_extra">: Ditto.
4016 <attr "length_immediate">: Ditto.
4017 <attr "prefix">: Ditto.
4018 (vec_set<mode>_0) <attr "isa">: Ditto.
4019 <attr "prefix_extra">: Ditto.
4020 <attr "length_immediate">: Ditto.
4021 <attr "prefix">: Ditto.
4022 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4023 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4024 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4025 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4026 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4027 <attr "length_immediate">: Ditto.
4028 <attr "prefix">: Ditto.
4029 (sse2_movsd) <attr "length_immediate">: Ditto.
4030 <attr "prefix">: Ditto.
4031 (vec_concatv2df) <attr "isa">: Ditto.
4032 <attr "prefix">: Ditto.
4033 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4034 (*vec_extractv2di_1) <attr "isa">: Ditto.
4035 <attr "type">: Ditto.
4036 <attr "length_immediate">: Ditto.
4037 <attr "prefix_rex">: Ditto.
4038 <attr "prefix_extra">: Ditto.
4039 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4040 <attr "prefix_extra">: Ditto.
4041 <attr "length_immediate">: Ditto.
4042 (vec_concatv2di) <attr "isa">: Ditto.
4043 <attr "prefix_extra">: Ditto.
4044 <attr "length_immediate">: Ditto.
4045 <attr "prefix">: Ditto.
4047 2016-05-26 Martin Liska <mliska@suse.cz>
4049 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4051 (operator+): Likewise.
4052 (operator-): Likewise.
4053 (comp_cost::operator+=): Likewise.
4054 (comp_cost::operator-=): Likewise.
4055 (comp_cost::operator/=): Likewise.
4056 (comp_cost::operator*=): Likewise.
4057 (operator<): Likewise.
4058 (operator==): Likewise.
4059 (operator<=): Likewise.
4061 (infinite_cost_p): Likewise.
4062 (add_costs): Likewise.
4063 (sub_costs): Likewise.
4064 (compare_costs): Likewise.
4065 (set_group_iv_cost): Use the newly introduced functions.
4066 (get_address_cost): Likewise.
4067 (get_shiftadd_cost): Likewise.
4068 (force_expr_to_var_cost): Likewise.
4069 (split_address_cost): Likewise.
4070 (ptr_difference_cost): Likewise.
4071 (difference_cost): Likewise.
4072 (get_computation_cost_at): Likewise.
4073 (determine_group_iv_cost_generic): Likewise.
4074 (determine_group_iv_cost_address): Likewise.
4075 (determine_group_iv_cost_cond): Likewise.
4076 (autoinc_possible_for_pair): Likewise.
4077 (determine_group_iv_costs): Likewise.
4078 (cheaper_cost_pair): Likewise.
4079 (iv_ca_recount_cost): Likewise.
4080 (iv_ca_set_no_cp): Likewise.
4081 (iv_ca_set_cp): Likewise.
4082 (iv_ca_cost): Likewise.
4083 (iv_ca_new): Likewise.
4084 (iv_ca_dump): Likewise.
4085 (iv_ca_narrow): Likewise.
4086 (iv_ca_prune): Likewise.
4087 (iv_ca_replace): Likewise.
4088 (try_add_cand_for): Likewise.
4089 (try_improve_iv_set): Likewise.
4090 (find_optimal_iv_set): Likewise.
4092 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4094 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4095 that internal functions will clobber all caller-saved registers.
4097 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4099 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4100 Return a better case_values_threshold when optimizing.
4102 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4104 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4105 Add ? to integer variant.
4106 (aarch64_combinez_be): Likewise.
4108 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4110 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4111 instead of x constraint.
4112 (vcvtps2ph256<mask_name>): Likewise.
4114 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4115 alternative. Formatting fix.
4117 * config/i386/sse.md
4118 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4120 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4121 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4122 maybe_evex prefix instead of vex.
4123 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4124 EXT_REX_SSE_REG_P (op0) case in the splitter.
4126 2016-05-25 Jeff Law <law@redhat.com>
4128 PR tree-optimization/71272
4129 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4130 Update comments. Add test for empty path.
4132 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4134 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4135 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4136 special case builtin.
4137 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4138 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4139 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4140 for __builtin_vec_cmpne.
4142 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4144 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4145 redundant test and bail out if the type of the new operand is not
4146 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4148 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4150 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4151 (x_ix86_target_flags_explicit): Remove.
4152 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4153 x_ix86_target_flags_explicit.
4154 (ix86_function_specific_restore): Ditto.
4156 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4157 H.J. Lu <hongjiu.lu@intel.com>
4160 * common/config/i386/i386-common.c
4161 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4162 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4163 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4164 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4165 (-mgeneral-regs-only): Add new option.
4166 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4167 x87 instructions if only general registers are allowed.
4168 (ix86_target_string): Add ix86_flags argument. Handle additional
4169 flags options through ix86_flags argument. Update all callers.
4170 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4172 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4174 PR rtl-optimization/66940
4175 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4176 decrementing desired_val will not overflow before performing these
4179 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4181 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4182 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4183 * config/i386/i386.c (enum ix86_builtins): Add
4184 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4185 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4186 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4187 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4188 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4189 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4190 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4191 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4192 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4193 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4194 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4195 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4196 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4197 __builtin_ia32_cvtps2dq512_mask.
4198 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4199 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4200 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4201 * config/i386/sse.md
4202 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4204 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4205 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4207 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4208 (avx512f_vec_pack_sfix_v8df): New define_expand.
4209 (avx512f_roundpd512): Rename to ...
4210 (avx512f_round<castmode>512): ... this. Change iterator.
4211 (avx512f_roundps512_sfix): New define_expand.
4212 (round<mode>2_sfix): Change iterator.
4214 2016-05-25 Nick Clifton <nickc@redhat.com>
4216 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4217 static interrupt handler is detected.
4218 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4219 default linker script.
4220 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4221 the low part of a symbolic pointer.
4223 2016-05-25 Richard Biener <rguenther@suse.de>
4225 PR tree-optimization/71261
4226 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4227 interesting stmt instead of immediate uses when looking
4228 for the use operand to replace.
4230 2016-05-25 Martin Liska <mliska@suse.cz>
4232 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4234 2016-05-25 Richard Biener <rguenther@suse.de>
4236 PR tree-optimization/71264
4237 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4240 2016-05-25 Martin Liska <mliska@suse.cz>
4242 PR tree-optimization/71239
4243 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4244 if DECL_SIZE is NULL.
4246 2016-05-25 Richard Biener <rguenther@suse.de>
4248 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4249 * tree-if-conv.c (pass_data_if_conversion): Use it.
4251 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4253 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4254 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4255 * varpool.c (varpool_node::get_availability): Likewise.
4257 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4259 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4260 VNEGW/VNEGD instructions.
4261 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4262 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4263 support for ISA 3.0 VNEGW/VNEGD instructions.
4265 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4267 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4268 pointers inside OACC_DATA regions.
4269 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4270 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4271 (gimplify_adjust_omp_clauses): Fix typo in comment.
4273 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4276 parity built-in functions.
4277 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4279 (p9v_parity<mode>2): Likewise.
4280 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4282 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4283 (parity<mode>2): ISA 3.0 expander for vector parity.
4284 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4286 (BU_P9_64BIT_MISC_0): Likewise.
4287 (BU_P9_MISC_0): Likewise.
4288 (BU_P9V_AV_1): Likewise.
4289 (BU_P9V_AV_2): Likewise.
4290 (BU_P9V_AV_3): Likewise.
4291 (BU_P9V_AV_P): Likewise.
4292 (BU_P9V_VSX_1): Likewise.
4293 (BU_P9V_OVERLOAD_1): Likewise.
4294 (BU_P9V_OVERLOAD_2): Likewise.
4295 (BU_P9V_OVERLOAD_3): Likewise.
4296 (VCTZB): Add vector count trailing zeros support.
4300 (VPRTYBD): Add vector parity support.
4301 (VPRTYBQ): Likewise.
4302 (VPRTYBW): Likewise.
4303 (VCTZ): Add overloaded vector count trailing zeros support.
4304 (VPRTYB): Add overloaded vector parity support.
4305 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4306 overloaded vector count trailing zeros and parity instructions.
4307 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4308 vector parity support.
4309 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4310 trailing zeros support.
4311 (vec_cntlz): Likewise.
4312 (vec_vctzb): Likewise.
4313 (vec_vctzd): Likewise.
4314 (vec_vctzh): Likewise.
4315 (vec_vctzw): Likewise.
4316 (vec_vprtyb): Add ISA 3.0 vector parity support.
4317 (vec_vprtybd): Likewise.
4318 (vec_vprtybw): Likewise.
4319 (vec_vprtybq): Likewise.
4320 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4321 the ISA 3.0 vector count trailing zeros and vector parity built-in
4324 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4326 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4327 when there is stmt_to_insert.
4329 2016-05-24 Martin Sebor <msebor@redhat.com>
4332 * tree.h (complete_or_array_type_p): New inline function.
4334 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4336 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4337 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4338 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4340 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4341 Limit 1st alternative to noavx isa, split 2nd alternative into one
4342 noavx and one avx alternative, use *x and Bm in the former and
4343 x and m in the latter.
4345 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4346 of sse4 for the first alternative, drop %v from the template
4347 and d operand modifier. Split second alternative into one sse4_noavx
4348 and one avx alternative, use *x instead of *v in the former and v
4349 instead of *v in the latter.
4350 (*sse4_1_extractps): Use noavx isa instead of * for the first
4351 alternative, drop %v from the template. Split second alternative into
4352 one noavx and one avx alternative, use *x instead of *v in the
4353 former and v instead of *v in the latter.
4354 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4355 with noavx and the last one with avx.
4356 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4357 split the second one into one noavx and one avx alternative,
4358 use *x and Bm in the former and x and m in the latter one.
4359 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4362 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4363 first two alternatives to noavx, use *x instead of *v in the second
4364 one, add avx alternative without *.
4365 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4366 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4367 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4369 2016-05-24 Jeff Law <law@redhat.com>
4371 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4372 New function, extracted from...
4373 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4374 Allow simple copies and constant initializations in the SSA chain.
4376 2016-05-24 Marek Polacek <polacek@redhat.com>
4379 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4382 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4385 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4386 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4387 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4388 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4389 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4391 2016-05-24 Richard Biener <rguenther@suse.de>
4393 PR tree-optimization/71240
4394 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4397 2016-05-24 Richard Biener <rguenther@suse.de>
4399 PR tree-optimization/71230
4400 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4402 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4404 * tree-vectorizer.h (vectorizable_comparison): Delete.
4405 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4406 PURE_SLP_STMT check.
4407 * tree-vect-stmts.c (vectorizable_call): Likewise.
4408 (vectorizable_simd_clone_call): Likewise.
4409 (vectorizable_conversion): Likewise.
4410 (vectorizable_assignment): Likewise.
4411 (vectorizable_shift): Likewise.
4412 (vectorizable_operation): Likewise.
4413 (vectorizable_load): Likewise.
4414 (vectorizable_condition): Likewise.
4415 (vectorizable_store): Likewise. Assert that we don't have
4417 (vectorizable_comparison): Make static. Remove redundant
4418 PURE_SLP_STMT check.
4419 (vect_transform_stmt): Assert that we always have an slp_node
4422 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4424 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4425 operands[2] against 1 with comparison against CONST1_RTX.
4426 (<shift>di3_neon): Likewise.
4427 * config/arm/predicates.md (const0_operand): Replace with comparison
4430 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4432 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4433 operands[2] against 1 with comparison against CONST1_RTX.
4434 (ashrdi3): Likewise.
4435 (lshrdi3): Likewise.
4436 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4438 (ashrsi3): Likewise.
4439 (lshrsi3): Likewise.
4440 (rotrsi3): Likewise.
4441 (define_split above *compareqi_eq0): Likewise.
4442 (define_split above "prologue"): Likewise.
4443 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4444 * config/arm/predicates.md (shift_operator): Likewise.
4445 (shift_nomul_operator): Likewise.
4446 (sat_shift_operator): Likewise.
4447 (thumb1_cmp_operand): Likewise.
4448 (const_neon_scalar_shift_amount_operand): Replace manual range
4449 check with IN_RANGE.
4450 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4451 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4453 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4455 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4456 with HOST_WIDE_INT_1.
4458 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4459 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4460 (arm_canonicalize_comparison): Likewise.
4461 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4463 (thumb1_size_rtx_costs): Likewise.
4464 (vfp_const_double_index): Replace cast of 1 to unsigned
4465 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4466 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4468 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4469 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4470 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4471 HOST_WIDE_INT with HOST_WIDE_INT_1.
4473 2016-05-24 Marek Polacek <polacek@redhat.com>
4475 * tree-cfg.h (should_remove_lhs_p): New predicate.
4476 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4477 * gimplify.c (gimplify_modify_expr): Likewise.
4478 * tree-cfg.c (verify_gimple_call): Likewise.
4479 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4480 * gimple-fold.c: Include "tree-cfg.h".
4481 (gimple_fold_call): Use should_remove_lhs_p.
4483 2016-05-24 Richard Biener <rguenther@suse.de>
4485 PR tree-optimization/71253
4486 * cfganal.h (control_dependences): Make robust against edge
4488 (control_dependences::control_dependences): Remove edge_list argument.
4489 (control_dependences::get_edge): Remove.
4490 (control_dependences::get_edge_src): Add.
4491 (control_dependences::get_edge_dest): Likewise.
4492 (control_dependences::m_el): Make a vector of edge src/dest index.
4493 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4494 (control_dependences::control_dependences): Likewise.
4495 (control_dependences::~control_dependence): Likewise.
4496 (control_dependences::get_edge): Remove.
4497 (control_dependences::get_edge_src): Add.
4498 (control_dependences::get_edge_dest): Likewise.
4499 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4501 (perform_tree_ssa_dce): Adjust.
4502 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4504 (pass_loop_distribution::execute): Adjust. Do loop destroying
4505 conditional on changed.
4507 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4510 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4511 return. Reindent transformation comment and mention the ARM state
4514 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4517 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4518 after build_and_add_sum creates new use stmt.
4520 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4522 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4523 load_lanes/grouped_load classification comes first. Don't check
4524 whether the vectorization factor is a multiple of the group size
4527 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4529 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4530 GROUP_GAP for single-element interleaving.
4531 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4534 2016-05-24 Richard Biener <rguenther@suse.de>
4538 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4539 bases which are accessed with non-invariant indices.
4540 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4541 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4543 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4546 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4547 (add_to_ops_vec): Add stmt_to_insert.
4548 (add_repeat_to_ops_vec): Init stmt_to_insert.
4549 (insert_stmt_before_use): New.
4550 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4552 (get_ops): Init stmt_to_insert.
4553 (maybe_optimize_range_tests): Likewise.
4554 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4555 (rewrite_expr_tree_parallel): Likewise.
4556 (reassociate_bb): Likewise.
4558 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4561 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4562 ISA 3.0 xxperm fusion alternative.
4563 (altivec_vperm_v8hiv16qi): Likewise.
4564 (altivec_vperm_<mode>_uns_internal): Likewise.
4565 (vperm_v8hiv4si): Likewise.
4566 (vperm_v16qiv8hi): Likewise.
4568 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4569 Kelvin Nilsen <kelvin@gcc.gnu.org>
4571 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4572 vpermr/xxpermr on ISA 3.0.
4573 (altivec_expand_vec_perm_le): Likewise.
4574 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4575 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4578 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4580 * config/i386/i386.h (IS_STACK_MODE): Enable for
4581 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4582 SSE_FLOAT_MODE_P macros.
4583 * config/i386/i386.c (ix86_preferred_reload_class): Use
4584 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4585 Cleanup regclass processing for CONST_DOUBLE_P.
4586 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4587 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4588 with IS_STACK_MODE macro.
4589 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4591 (*movdf_internal): Use IS_STACK_MODE macro.
4592 (*movsf_internal): Ditto.
4594 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4596 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4597 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4599 2016-05-23 Jeff Law <law@redhat.com>
4601 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4603 (fsm_find_control_statement_thread_paths): Call it.
4605 2016-05-23 Martin Jambor <mjambor@suse.cz>
4608 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4609 from_global_constant if t is not NULL.
4611 2016-05-23 Marek Polacek <polacek@redhat.com>
4614 * common.opt (Wswitch-unreachable): New option.
4615 * doc/invoke.texi: Document -Wswitch-unreachable.
4616 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4619 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4621 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4622 TMR_INDEX is non-NULL.
4624 2016-05-23 Richard Biener <rguenther@suse.de>
4626 PR tree-optimization/71230
4627 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4628 (try_special_add_to_ops): ... here. Always test for single-use.
4630 2016-05-23 Martin Jambor <mjambor@suse.cz>
4632 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4633 default block if a PHI node in the original one would be resized.
4635 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4637 PR tree-optimization/58135
4638 * tree-vect-slp.c: When group size is not multiple
4639 of vector size, allow splitting of store group at
4642 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4644 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4646 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4648 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4649 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4650 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4653 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4654 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4655 v constraint instead of x and vinserti32x4 insn.
4657 * config/i386/sse.md (i128vldq): New mode iterator.
4658 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4659 avx512dq and avx512vl alternatives.
4661 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4662 constraint, use maybe_evex prefix instead of vex.
4663 (vec_dupv4sf): Use v constraint instead of x for output
4664 operand except for noavx alternative, use Yv constraint
4665 instead of x for input. Use maybe_evex prefix instead of vex.
4666 (*vec_dupv4si): Likewise.
4667 (*vec_dupv2di): Likewise.
4669 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4672 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4673 (linearize_expr_tree): Call try_special_add_to_ops.
4674 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4676 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4678 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4679 to computed stack_usage.
4681 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4684 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4685 operand is subreg (symbol_ref) then move the symbol ref to register.
4687 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4689 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4691 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4694 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4697 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4699 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4700 ranges by calling get_single_symbol and tidy up. Look more closely
4701 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4703 2016-05-20 Jeff Law <law@redhat.com>
4705 * bitmap.c (bitmap_find_bit): Remove useless test.
4707 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4709 * function.c (thread_prologue_and_epilogue_insns): Commit the
4710 insertion of the epilogue.
4712 2016-05-20 Martin Jambor <mjambor@suse.cz>
4714 PR tree-optimization/70884
4715 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4716 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4717 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4718 of constant pool data as a reason for scalarization.
4720 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4722 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4723 for naked functions.
4724 (thumb1_expand_prologue): Likewise.
4726 2016-05-20 Nathan Sidwell <nathan@acm.org>
4728 * config/nvptx/nptx.c (nvptx_option_override): Only set
4729 flag_toplevel_reorder, if not explicitly specified. Set
4730 flag_no_common, unless explicitly specified.
4732 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4734 * calls.c (can_implement_as_sibling_call_p): Mark param
4735 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4737 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4740 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4741 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4743 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4744 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4747 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4749 * config/nvptx/nvptx.md (sincossf3): New pattern.
4751 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4753 * calls.c (maybe_complain_about_tail_call): New function.
4754 (initialize_argument_information): Call
4755 maybe_complain_about_tail_call when clearing *may_tailcall.
4756 (can_implement_as_sibling_call_p): Call
4757 maybe_complain_about_tail_call when returning false.
4758 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4759 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4760 if tail-call optimization fails.
4761 * cfgexpand.c (expand_call_stmt): Initialize
4762 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4763 * gimple-pretty-print.c (dump_gimple_call): Dump
4764 gimple_call_must_tail_p.
4765 * gimple.c (gimple_build_call_from_tree): Call
4766 gimple_call_set_must_tail with the value of
4767 CALL_EXPR_MUST_TAIL_CALL.
4768 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4769 (gimple_call_set_must_tail): New function.
4770 (gimple_call_must_tail_p): New function.
4771 * print-tree.c (print_node): Update printing of TREE_STATIC
4772 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4773 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4774 trailing comment listing applicable flags.
4775 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4777 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4779 * calls.c (expand_call): Move "Rest of purposes for tail call
4780 optimizations to fail" to...
4781 (can_implement_as_sibling_call_p): ...this new function, and
4782 split into multiple "if" statements.
4784 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4786 * cfgloop.h (expected_loop_iterations_unbounded,
4787 expected_loop_iterations): Unconstify.
4788 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4789 profile with known upper bound; return 3 when profile is absent.
4790 (expected_loop_iterations): Update.
4792 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4794 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4795 and get_max_loop_iterations_int.
4797 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4799 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4800 realistic upper bounds here.
4802 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4805 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4806 calls if the LHS is variable length or has addressable type.
4807 If targets[0]->decl is a noreturn call with void return type and
4808 zero arguments, adjust fntype and remove lhs in that case.
4810 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4812 PR tree-optimization/71079
4813 PR tree-optimization/71206
4814 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4816 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4818 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4819 (get_vec_alignment_for_array_decl): Likewise.
4820 (get_vec_alignment_for_record_decl): Likewise.
4821 (increase_alignment::execute): Move code to find alignment to
4822 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4823 (type_align_map): New hash_map.
4825 2016-05-20 Richard Guenther <rguenther@suse.de>
4827 PR tree-optimization/29756
4828 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4829 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4830 * fold-const.c (operand_equal_p): Likewise.
4831 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4832 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4833 * tree-inline.c (estimate_operator_cost): Likewise.
4834 * tree-pretty-print.c (dump_generic_node): Likewise.
4835 * tree-ssa-operands.c (get_expr_operands): Likewise.
4836 * cfgexpand.c (expand_debug_expr): Likewise.
4837 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4838 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4839 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4840 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4841 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4842 (execute_update_addresses_taken): Do it.
4844 2016-05-20 Richard Biener <rguenther@suse.de>
4846 PR tree-optimization/71185
4847 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4848 register operations.
4850 2016-05-20 Richard Biener <rguenther@suse.de>
4852 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4853 gimple_seq_add_seq_without_update.
4854 (release_bb_predicate): Assert we have no operands to free.
4855 (if_convertible_loop_p_1): Calculate post dominators later.
4856 Do not free BB predicates here.
4857 (combine_blocks): Do not recompute BB predicates.
4858 (version_loop_for_if_conversion): Save BB predicates around
4861 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4863 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4864 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4865 code. Ignore sibcalls on EDGE_IGNORE edges.
4866 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4867 on edges for sibcalls that run without prologue. The rest of the
4868 function is combined from...
4869 (fix_fake_fallthrough_edge): ... this, and ...
4870 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4871 function argument, make it a local variable.
4873 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4875 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4876 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4877 for 32-bit mode and SEH for 64-bit.
4878 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4879 TARGET_64BIT_DEFAULT.
4881 2016-05-19 Ryan Burn <contact@rnburn.com>
4883 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4884 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4886 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4888 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4889 force pending loads from memory.
4891 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4893 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4894 (UNSPEC_DARN_32): New unspec constant.
4895 (UNSPEC_DARN_RAW): New unspec constant.
4896 (darn_32): New instruction.
4897 (darn_raw): New instruction.
4898 (darn): New instruction.
4899 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4900 support and documentation for this macro.
4901 (BU_P9_MISC_1): New macro definition.
4902 (BU_P9_64BIT_MISC_0): New macro definition.
4903 (BU_P9_MISC_0): New macro definition.
4904 (darn_32): New builtin definition.
4905 (darn_raw): New builtin definition.
4906 (darn): New builtin definition.
4907 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4908 RS6000_BUILTIN_0 directives to surround each occurrence of
4909 #include "rs6000-builtin.def".
4910 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4911 RS6000_BTM_64BIT flags to the returned mask, depending on
4913 (def_builtin): Correct an error in the assignments made to the
4914 debugging variable attr_string.
4915 (rs6000_expand_builtin): Add support for no-operand built-in
4917 (builtin_function_type): Remove fatal_error assertion that is no
4919 (rs6000_common_init_builtins): Add support for no-operand built-in
4921 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4923 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4925 (RS6000_BTM_64BIT): New macro definition.
4926 * doc/extend.texi: Document __builtin_darn (void),
4927 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4930 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4932 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4933 max_loop_iterations_int.
4935 2016-05-19 Marek Polacek <polacek@redhat.com>
4937 PR tree-optimization/71031
4938 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4939 condition and adjust the code a bit.
4941 2016-05-19 Martin Liska <mliska@suse.cz>
4943 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4944 auto_vec instead of vec.
4946 2016-05-19 Martin Liska <mliska@suse.cz>
4948 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4950 2016-05-19 Martin Liska <mliska@suse.cz>
4952 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4954 2016-05-19 Martin Liska <mliska@suse.cz>
4956 * ipa-pure-const.c (set_function_state): Remove an existing
4958 (remove_node_data): Do not free it as it's released
4959 in set_function_state.
4961 2016-05-19 Martin Liska <mliska@suse.cz>
4963 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4966 2016-05-19 Martin Liska <mliska@suse.cz>
4968 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4970 2016-05-19 Martin Liska <mliska@suse.cz>
4972 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4973 an auto_vec instead of re-creating it.
4975 2016-05-19 Martin Liska <mliska@suse.cz>
4977 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4978 auto_vec instead of vec.
4980 2016-05-19 Martin Liska <mliska@suse.cz>
4982 * lto-section-in.c (lto_get_section_data): Call
4983 lto_check_version with additional argument.
4984 * lto-streamer.c (lto_check_version): Add new argument.
4985 * lto-streamer.h (lto_check_version): Likewise.
4987 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4989 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4990 Don't add cost of inner memory when handling sign-extended loads.
4992 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4994 PR rtl-optimization/71148
4995 * cse.c (cse_main): Free dominance info.
4996 (rest_of_handle_cse): Don't free dominance info.
4997 (rest_of_handle_cse2): Likewise.
4998 (rest_of_handle_cse_after_global_opts): Likewise.
5000 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5003 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5004 NULL_TREE early if NEON is not available. Remove now redundant check
5005 in ARM_CHECK_BUILTIN_MODE.
5007 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5010 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5011 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5012 * doc/cpp.texi: Document new macros.
5014 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5016 PR tree-optimization/69848
5017 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5018 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5020 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5022 * function.c (thread_prologue_and_epilogue_insn): Move the
5023 "goto epilogue_done" one block later.
5025 2016-05-19 Richard Biener <rguenther@suse.de>
5027 PR tree-optimization/70729
5028 * passes.def: Move LIM pass before PRE. Remove no longer
5029 required copyprop and move first DCE out of the loop pipeline.
5031 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5034 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5035 (OBJS-libcommon-target): ...here.
5036 * opts-common.c: Include spellcheck.h.
5037 (cmdline_handle_error): Build a vec of valid options and use it
5038 to suggest provide hints for misspelled arguments.
5040 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5043 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5044 lhs if it has TREE_ADDRESSABLE type.
5046 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5049 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5050 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5052 2016-05-18 Martin Jambor <mjambor@suse.cz>
5055 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5056 input for NOP_EXPR pass-through functions.
5057 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5058 aggregate global constant VAR_DECLs in constant jump functions.
5060 2016-05-18 Martin Jambor <mjambor@suse.cz>
5063 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5064 from TREE_READONLY parameters.
5066 2016-05-18 Martin Jambor <mjambor@suse.cz>
5069 * cgraph.h (cgraph_indirect_call_info): New field
5070 guaranteed_unmodified.
5071 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5072 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5074 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5075 pass the parameter value to ipa_find_agg_cst_for_param.
5076 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5077 guaranteed_unmodified, store AA results there instead of bailing out
5079 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5080 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5081 (find_constructor_constant_at_offset): New function.
5082 (ipa_find_agg_cst_from_init): Likewise.
5083 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5084 static initializers of contants, report back through a new paameter
5085 from_global_constant if that was the case.
5086 (try_make_edge_direct_simple_call): Also pass parameter value to
5087 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5089 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5090 (ipa_read_indirect_edge_info): Likewise.
5091 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5092 (ipa_load_from_parm_agg): Likewise.
5094 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5096 PR rtl-optimization/71150
5097 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5100 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5103 * config/rs6000/constraints.md (wE constraint): New constraint
5104 for a vector constant that can be loaded with XXSPLTIB.
5105 (wM constraint): New constraint for a vector constant of a 1's.
5106 (wS constraint): New constraint for a vector constant that can be
5107 loaded with XXSPLTIB and a vector sign extend instruction.
5108 * config/rs6000/predicates.md (xxspltib_constant_split): New
5109 predicates for wE/wS constraints.
5110 (xxspltib_constant_nosplit): Likewise.
5111 (easy_vector_constant): Add support for constants that can be
5112 loaded via XXSPLTIB.
5113 (all_ones_constant): New predicate for vector constant with all
5115 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5116 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5117 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5118 instruction and possibly with a sign extension.
5119 (output_vec_const_move): Add support for XXSPLTIB. If we are
5120 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5121 instead of XXLXOR/XXLORC.
5122 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5124 (rs6000_legitimize_reload_address): Likewise.
5125 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5127 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5128 combine VSX_M and VSX_M2 into one iterator.
5130 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5131 (VSINT_842): Likewise.
5132 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5133 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5134 XXSPLTIB instruction.
5135 (xxspltib_<mode>_nosplit): Likewise.
5136 (xxspltib_<mode>_split): New insn to load up constants with
5137 XXSPLTIB and a sign extend instruction.
5138 (vsx_mov<mode>): Replace single move that handled all vector types
5139 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5140 moves (when -mvsx-timode is in effect) into the main vector
5141 moves. Eliminate separate moves for <VSr> <VSa>, where the
5142 preferred register class (<VSr>) is listed first, and the
5143 secondary register class (<VSa>) is listed second with a '?' to
5144 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5145 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5146 that if the register was involved in a slow operation, the
5147 clear/set operation does not wait for the slow operation to
5148 finish. Adjust the length attributes for 32-bit mode. Use
5149 rs6000_output_move_128bit and drop the use of the string
5150 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5151 spacing so that the alternatives and attributes don't generate
5152 long lines, and put things in columns, so that it is easier to
5153 match up the operands and attributes with the insn alternatives.
5154 (vsx_mov<mode>_64bit): Likewise.
5155 (vsx_mov<mode>_32bit): Likewise.
5156 (vsx_movti_64bit): Fold movti into normal vector moves.
5157 (vsx_movti_32bit): Likewise.
5158 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5160 (vsx_splat_v4si_internal): Likewise.
5161 (vsx_splat_v4sf_internal): Likewise.
5162 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5163 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5164 extend vector elements.
5165 (vsx_sign_extend_hi_<mode>): Likewise.
5166 (vsx_sign_extend_si_v2di): Likewise.
5167 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5169 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5170 constraints. Add trailing period to wL documentation.
5172 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5175 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5176 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5177 * tree-call-cdce.c: Include tree-dfa.h.
5178 (can_guard_call_p): New function, extracted from...
5179 (can_use_internal_fn): ...here.
5180 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5182 (shrink_wrap_one_built_in_call): Likewise.
5183 (use_internal_fn): Likewise.
5184 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5185 and return void. Call replace_abnormal_ssa_names.
5186 (pass_call_cdce::execute): Check can_guard_call_p during the
5187 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5188 will always change something.
5190 2016-05-18 Martin Jambor <mjambor@suse.cz>
5193 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5194 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5196 2016-05-18 Martin Jambor <mjambor@suse.cz>
5199 * ipa-inline.h (condition): New field size.
5200 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5201 for comaprison and store it into the new condition.
5202 (evaluate_conditions_for_known_args): Use condition size to check
5203 access sizes for all but CHANGED conditions.
5204 (unmodified_parm_1): New parameter size_p, store access size into it.
5205 (unmodified_parm): Likewise.
5206 (unmodified_parm_or_parm_agg_item): Likewise.
5207 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5208 (set_cond_stmt_execution_predicate): Extract access sizes and store
5210 (set_switch_stmt_execution_predicate): Likewise.
5211 (will_be_nonconstant_expr_predicate): Likewise.
5212 (will_be_nonconstant_predicate): Likewise.
5213 (inline_read_section): Stream condition size.
5214 (inline_write_summary): Likewise.
5216 2016-05-18 Richard Biener <rguenther@suse.de>
5218 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5219 condition cost to PHI cost instead of total_cost.
5221 2016-05-18 Martin Liska <mliska@suse.cz>
5224 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5227 2016-05-18 Richard Biener <rguenther@suse.de>
5229 * lto-streamer.h (LTO_major_version): Bump to 6.
5231 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5233 * function.c (make_split_prologue_seq, make_prologue_seq,
5234 make_epilogue_seq): New functions, factored out from...
5235 (thread_prologue_and_epilogue_insns): Here.
5237 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5239 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5240 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5241 of before. Add a comment.
5243 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5245 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5246 expression pointer, not pointer to the pointer.
5248 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5250 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5251 (avx2_pbroadcast<mode>): Add another alternative with v instead
5252 of x constraints in it, using <pbroadcast_evex_isa> isa.
5253 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5255 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5256 constraint x instead of v in second alternative, add avx512bw
5259 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5260 constraint x instead of v in second alternative, add avx512bw
5263 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5264 constraint x instead of v in second alternative, add avx512bw
5267 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5268 avx512bw alternative.
5270 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5272 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5274 (define_insn "*andnottf3"): Ditto.
5275 (define_insn "*<code><mode>3"/any_logic): Ditto.
5276 (define_insn "*<code>tf3"/any_logic): Ditto.
5277 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5278 operand to block AVX-512VL insn variant emit when it is not enabled.
5280 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5282 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5283 constraint fot SF mode.
5285 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5286 Kirill Yukhin <kirill.yukhin@intel.com>
5288 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5290 (define_insn "rsqrt14<mode>"): Ditto.
5291 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5292 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5293 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5294 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5295 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5297 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5298 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5299 * config/i386/i386.c (ix86_print_operand): Expand check for size
5300 override codes for Intel syntax.
5302 2016-05-18 Richard Biener <rguenther@suse.de>
5304 PR tree-optimization/71168
5305 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5306 initialization earlier.
5308 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5310 * config/aarch64/aarch64-simd.md
5311 (aarch64_reduc_plus_internal<mode>): Rename to...
5312 (reduc_plus_scal): ...This, and remove previous implementation.
5314 2016-05-18 Richard Biener <rguenther@suse.de>
5316 * passes.def: Put late dse and cd_dce in canonical order.
5318 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5320 * ipa-inline-transform.c (preserve_function_body_p): Look for
5321 first non-thunk clone.
5322 (save_function_body): Save into first non-thunk.
5323 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5325 (lto_output_node): Inline thunks don't need body in every
5327 * lto-streamer-in.c: Do not fixup thunk clones.
5328 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5330 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5333 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5336 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5337 (reassociate_bb): Call transform_add_to_multiply.
5339 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5341 * config/aarch64/aarch64.c (all_extensions): Removed unused
5344 2016-05-17 Nathan Sidwell <nathan@acm.org>
5346 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5347 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5349 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5351 PR tree-optimization/54579
5353 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5355 2016-05-17 Marek Polacek <polacek@redhat.com>
5358 * tree-inline.c (expand_call_inline): Call
5359 maybe_remove_unused_call_args.
5361 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5363 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5364 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5365 * doc/md.texi (fmin@var{m}3): Likewise.
5367 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5369 * match.pd (X & C): New transformation.
5371 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5373 * match.pd (~X & Y): New transformation.
5375 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5377 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5378 information for new SSA_NAME.
5379 (simplify_conversion_using_ranges): Get range through get_range_info
5380 instead of get_value_range.
5382 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5384 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5385 Remove inline assembly.
5386 (vmvn_s16): Likewise.
5387 (vmvn_s32): Likewise.
5388 (vmvn_u8): Likewise.
5389 (vmvn_u16): Likewise.
5390 (vmvn_u32): Likewise.
5391 (vmvnq_s8): Likewise.
5392 (vmvnq_s16): Likewise.
5393 (vmvnq_s32): Likewise.
5394 (vmvnq_u8): Likewise.
5395 (vmvnq_u16): Likewise.
5396 (vmvnq_u32): Likewise.
5397 (vmvn_p8): Likewise.
5398 (vmvnq_p16): Likewise.
5400 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5402 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5404 (vmul_n_s16): Likewise.
5405 (vmul_n_s32): Likewise.
5406 (vmul_n_u16): Likewise.
5407 (vmul_n_u32): Likewise.
5408 (vmulq_n_f32): Likewise.
5409 (vmulq_n_f64): Likewise.
5410 (vmulq_n_s16): Likewise.
5411 (vmulq_n_s32): Likewise.
5412 (vmulq_n_u16): Likewise.
5413 (vmulq_n_u32): Likewise.
5415 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5417 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5418 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5420 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5422 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5423 to *aarch64_fma4_elt_from_dup<mode>.
5424 (*aarch64_fnma4_elt_to_128df): Rename to
5425 *aarch64_fnma4_elt_from_dup<mode>.
5426 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5427 (vfms_n_f32): Likewise.
5428 (vfms_n_f64): Likewise.
5429 (vfmsq_n_f32): Likewise.
5430 (vfmsq_n_f64): Likewise.
5432 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5434 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5436 2016-05-17 Richard Biener <rguenther@suse.de>
5438 PR tree-optimization/71132
5439 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5440 Only add control dependences for blocks in the loop.
5441 (build_rdg): Adjust.
5442 (generate_code_for_partition): Return whether loop should
5443 be destroyed and delay that.
5444 (distribute_loop): Likewise.
5445 (pass_loop_distribution::execute): Record loops to be destroyed
5446 and perform delayed destroying of loops.
5448 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5451 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5453 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5455 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5457 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5460 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5461 insertion point for instructions generated by validize_mem.
5463 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5465 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5468 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5470 * config/aarch64/aarch64.c
5471 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5472 rather than a macro.
5474 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5476 * doc/invoke.texi (AArch64 Options): Various updates.
5478 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5480 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5481 into instrumentation thunks.
5482 * cif-code.def (CIF_CHKP): New.
5484 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5486 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5488 2016-05-16 Martin Jambor <mjambor@suse.cz>
5490 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5491 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5493 2016-05-16 Marek Polacek <polacek@redhat.com>
5495 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5498 2016-05-16 Martin Jambor <mjambor@suse.cz>
5501 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5502 the outlined kernel function.
5504 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5506 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5507 (ISA_HAS_DLSA): Ditto.
5509 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5511 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5513 2016-05-16 Nathan Sidwell <nathan@acm.org>
5515 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5516 (nvptx_name_replacement): Restore. Add comment.
5517 (write_fn_proto, write_fn_proto_from_insn,
5518 nvptx_output_call_insn): Restore
5519 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5521 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5523 * config/aarch64/aarch64.md
5524 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5525 (add<mode>3_compareC_imm): Likewise.
5526 (<optab>si3_uxtw): Split into register and immediate variants.
5527 (andsi3_compare0_uxtw): Likewise.
5528 (and<mode>3_compare0): Likewise.
5529 (and<mode>3nr_compare0): Likewise.
5530 (stack_protect_test_<mode>): Don't use %x for memory operands.
5532 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5534 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5536 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5538 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5539 Split integer shifts into shift_reg and bfm.
5540 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5541 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5542 (ror<mode>3_insn): Likewise.
5543 (<optab>si3_insn_uxtw): Likewise.
5544 (<optab><mode>3_insn): Change to rotate_imm.
5545 (extr<mode>5_insn_alt): Likewise.
5546 (extrsi5_insn_uxtw): Likewise.
5547 (extrsi5_insn_uxtw_alt): Likewise.
5549 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5551 * doc/tm.texi: Regenerate.
5552 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5553 (TARGET_INVALID_RETURN_TYPE): Remove.
5554 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5555 TARGET_INVALID_RETURN_TYPE.
5556 * target.def (invalid_parameter_type): Remove.
5557 (invalid_return_type): Remove.
5559 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5561 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5562 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5564 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5566 (preserve_function_body_p): No need to preserve function body
5567 * cif-codes.def (CIF_THUNK): Remove.
5568 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5570 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5572 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5574 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5576 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5579 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5581 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5582 (inline_small_functions): Do not look for function symbol when
5585 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5587 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5590 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5591 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5592 Jiong Wang <jiong.wang@arm.com>
5594 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5595 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5596 Define __ARM_FP16_ARGS when appropriate.
5597 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5599 (arm_invalid_return_type): Likewise.
5600 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5601 (TARGET_INVALID_RETURN_TYPE): Remove.
5602 (aapcs_vfp_sub_candidate): Allow HFmode.
5603 (aapcs_vfp_allocate): Add comment. Support HFmode.
5604 (aapcs_vfp_allocate_return_reg): Likewise.
5605 (struct aapcs_cp_arg_layout): Slightly reword comments for
5606 is_return_candidate and allocate_return_reg.
5607 (output_mov_vfp): Update assert.
5608 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5610 (arm_invalid_parameter_type): Remove.
5611 (amr_invalid_return_type): Remove.
5612 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5613 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5614 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5616 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5618 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5619 * config/aarch64/arch64-protos.h
5620 (aarch64_legitimize_reload_address): Remove.
5621 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5624 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5626 * configure.ac: Add ACX_NONCANONICAL_HOST.
5627 * configure: Regenerate.
5628 * Makefile.in: Set host_noncanonical.
5630 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5633 * config/i386/i386.md (*movtf_internal): Before register allocation,
5634 do not allow FP constants for CM_MEDIUM memory model, allow only
5635 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5636 (*movxf_internal): Ditto.
5637 (*movdf_internal): Ditto.
5638 (*movsf_internal): Ditto.
5640 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5642 PR rtl-optimization/67483
5643 * combine.c (make_compound_operation): Don't call extract_left_shift
5644 with negative shift amounts.
5646 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5649 * fold-const.c (fold_checksum_tree): Allow modification
5650 of TYPE_ALIAS_SET during folding.
5652 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5653 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5654 (ix86_split_to_parts): Likewise. Fix up formatting.
5656 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5658 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5659 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5662 2016-05-13 Nathan Sidwell <nathan@acm.org>
5664 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5665 (nvptx_name_replacement): Delete.
5666 (write_fn_proto, write_fn_proto_from_insn,
5667 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5668 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5669 * langhooks.c (add_builtin_funcction_common): Call
5670 targetm.mangle_decl_assembler_name.
5672 * config/nvptx/nvptx.c (write_fn_proto): Handle
5673 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5675 2016-05-13 Martin Liska <mliska@suse.cz>
5677 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5678 and PRIu64 in printf format.
5680 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5682 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5685 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5687 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5688 Change --param max-completely-peeled-times to
5689 --param max-completely-peel-times in dump file printing.
5691 2016-05-13 Richard Biener <rguenther@suse.de>
5693 PR tree-optimization/42587
5694 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5695 (find_bswap_or_nop_1): Likewise.
5696 (bswap_replace): Likewise.
5698 2016-05-13 Martin Liska <mliska@suse.cz>
5700 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5701 Initialize a variable with default value.
5703 2016-05-13 Martin Liska <mliska@suse.cz>
5705 * doc/invoke.texi: Enhance explanation of error recovery
5708 2016-05-13 Martin Liska <mliska@suse.cz>
5710 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5711 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5712 (iv_inv_expr_ent *).
5713 (struct iv_inv_expr_ent): Comment struct fields.
5714 (sort_iv_inv_expr_ent): New function.
5715 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5716 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5717 a hash_map between iv_inv_expr_ent and number of usages.
5718 (niter_for_exit): Fix coding style.
5719 (tree_ssa_iv_optimize_init): Use renamed variable.
5720 (determine_base_object): Fix coding style.
5721 (alloc_iv): Likewise.
5722 (find_interesting_uses_outside): Likewise.
5723 (add_candidate_1): Likewise.
5724 (add_standard_iv_candidates): Likewise.
5725 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5726 (prepare_decl_rtl): Fix coding style.
5727 (get_address_cost): Likewise.
5728 (get_shiftadd_cost): Likewise.
5729 (force_expr_to_var_cost): Likewise.
5730 (compare_aff_trees): Likewise.
5731 (get_expr_id): Restructure the function.
5732 (get_loop_invariant_expr_id): Renamed to
5733 get_loop_invariant_expr.
5734 (get_computation_cost_at): Replace usage of inv_expr_id with
5736 (get_computation_cost): Likewise.
5737 (determine_group_iv_cost_generic): Likewise.
5738 (determine_group_iv_cost_address): Likewise.
5739 (iv_period): Fix coding style.
5740 (iv_elimination_compare_lt): Likewise.
5741 (may_eliminate_iv): Likewise.
5742 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5744 (determine_group_iv_costs): Dump invariant expressions.
5745 (iv_ca_recount_cost): Use the newly added hash_map.
5746 (iv_ca_set_remove_invariants): Fix coding style.
5747 (iv_ca_set_add_invariants): Fix coding style.
5748 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5750 (iv_ca_set_cp): Likewise.
5751 (iv_ca_new): Initialize the newly added hash_map and remove
5752 initialization of fields.
5753 (iv_ca_free): Delete the hash_map.
5754 (iv_ca_dump): Dump invariant expressions.
5755 (iv_ca_extend): Fix coding style.
5756 (try_add_cand_for): Likewise.
5757 (create_new_ivs): Dump information about # of avg iterations and
5758 # of used invariant expressions.
5759 (rewrite_use_compare): Fix coding style.
5760 (free_loop_data): Set default value for max_inv_expr_id.
5762 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5764 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5765 returned value cse_cfg_altered computation.
5766 (rest_of_handle_cse2): Likewise.
5767 (rest_of_handle_cse_after_global_opts): Likewise.
5769 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5772 * config/arm/arm.c (arm32_output_mi_thunk): New.
5773 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5774 to split Thumb1 vs TARGET_32BIT functionality.
5775 (arm_thumb1_mi_thunk): New.
5777 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5779 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5782 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5785 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5787 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5789 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5790 (expand_builtin_trap): Emit a regular call.
5791 (set_builtin_user_assembler_name): Remove obsolete cases.
5792 * dse.c (scan_insn): Adjust.
5793 * except.c: Include calls.h.
5794 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5795 emit a regular call to setjmp.
5796 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5797 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5798 (emit_block_move_via_libcall): Delete.
5799 (block_move_fn): Delete.
5800 (init_block_move_fn): Likewise.
5801 (emit_block_move_libcall_fn): Likewise.
5802 (emit_block_op_via_libcall): New function.
5803 (set_storage_via_libcall): Tidy up and use memset builtin.
5804 (block_clear_fn): Delete.
5805 (init_block_clear_fn): Likewise.
5806 (clear_storage_libcall_fn): Likewise.
5807 (expand_assignment): Call emit_block_move_via_libcall.
5808 Do not include gt-expr.h.
5809 * expr.h (emit_block_op_via_libcall): Declare.
5810 (emit_block_copy_via_libcall): New inline function.
5811 (emit_block_move_via_libcall): Likewise.
5812 (emit_block_comp_via_libcall): Likewise.
5813 (block_clear_fn): Delete.
5814 (init_block_move_fn): Likewise.
5815 (init_block_clear_fn): Likewise.
5816 (emit_block_move_via_libcall): Likewise.
5817 (set_storage_via_libcall): Add default parameter value.
5818 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5819 (abort_libfunc): Delete.
5820 (memcpy_libfunc): Likewise.
5821 (memmove_libfunc): Likewise.
5822 (memcmp_libfunc): Likewise.
5823 (memset_libfunc): Likewise.
5824 (setbits_libfunc): Likewise.
5825 (setjmp_libfunc): Likewise.
5826 (longjmp_libfunc): Likewise.
5827 (profile_function_entry_libfunc): Likewise.
5828 (profile_function_exit_libfunc): Likewise.
5829 (gcov_flush_libfunc): Likewise.
5830 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5831 and DECL_VISIBILITY on the declaration.
5832 (init_optabs): Do not initialize obsolete libfuncs.
5833 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5834 * tree-core.h (ECF_RET1): Define.
5835 (ECF_TM_PURE): Adjust.
5836 (ECF_TM_BUILTIN): Likewise.
5837 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5838 (build_common_builtin_nodes): Initialize abort builtin.
5839 Add ECF_RET1 on memcpy, memmove and memset builtins.
5840 Pass final flags for alloca and alloca_with_align builtins.
5841 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5843 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5844 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5845 set_storage_via_libcall and call emit_block_copy_via_libcall.
5847 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5849 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5850 DImode before it is passed to ix86_output_call_operand.
5851 (*call_value_got_x32): Ditto for operand 1.
5853 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5855 PR rtl-optimization/70904
5856 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5857 reload for wide mode.
5859 2016-05-12 Marek Polacek <polacek@redhat.com>
5862 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5863 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5864 * langhooks.h (incomplete_type_error): Likewise.
5865 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5866 parameter, pass it down to incomplete_type_error.
5867 * tree.h (size_in_bytes): New inline overload.
5868 (size_in_bytes_loc): Renamed from size_in_bytes.
5870 2016-05-12 Richard Biener <rguenther@suse.de>
5872 PR tree-optimization/71059
5873 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5874 nary before looking up or entering the expression into the VN
5876 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5877 Make sure to re-use NARYs without result as inserted by
5880 2016-05-12 Richard Biener <rguenther@suse.de>
5882 PR tree-optimization/71062
5883 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5885 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5886 vars_contains_restrict if the var is a restrict tag.
5887 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5888 do not disambiguate pointers against it.
5889 (dump_points_to_solution): Re-structure and adjust for new
5890 vars_contains_restrict flag.
5891 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5893 2016-05-12 Martin Liska <mliska@suse.cz>
5895 * doc/invoke.texi: Explain connection between
5896 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5898 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5900 PR tree-optimization/71006
5901 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5902 consider COND_EXPR as a mask producer.
5904 2016-05-12 Marek Polacek <polacek@redhat.com>
5907 * opts.c (common_handle_option): Detect missing argument for --help^.
5909 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5912 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5913 when popping the PC and within an interrupt handler routine.
5914 Add missing tab to output of "ldmfd".
5915 (output_return_instruction): Output LDMFD with SP update rather
5916 than POP when returning from interrupt handler.
5918 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5920 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5921 TARGET_64BIT && TARGET_AVX512DQ.
5922 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5923 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5924 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5925 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5926 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5927 (*vec_extractv4si_zext): Add avx512dq alternative.
5928 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5929 use v instead of x constraint in other alternatives where possible.
5931 * config/i386/sse.md (sse2_loadld): Use v instead of x
5932 constraint in alternatives 0,1,4.
5934 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5935 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5936 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5939 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5940 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5941 is not emitted unless TARGET_AVX512BW.
5942 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5943 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5944 for the result operand.
5946 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5947 constraint instead of x in avx alternatives. Use maybe_evex instead
5950 * config/i386/constraints.md (Yv): New constraint.
5951 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5952 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5953 * config/i386/i386.md (avx512fvecmode): New mode attr.
5954 (*pushtf): Use v constraint instead of x.
5955 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5956 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5957 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5958 (*absnegtf2_sse): Likewise.
5959 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5960 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5961 avx512f alternatives.
5962 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5964 2016-05-12 Richard Biener <rguenther@suse.de>
5966 PR tree-optimization/71060
5967 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5968 require exact match of DR_BASE_OBJECT but only matching address and
5971 2016-05-12 Richard Biener <rguenther@suse.de>
5973 PR tree-optimization/70986
5974 * cfganal.c: Include cfgloop.h.
5975 (dfs_find_deadend): Prefer to take edges exiting loops.
5977 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5979 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5980 compile and run time.
5982 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5985 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5987 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/i386.c (legitimize_pic_address): Use
5990 copy_to_suggested_reg instead of gen_movsi.
5992 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5994 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5995 the code into quad_address_p and call it to share code with
5996 vsx_quad_dform_memory_operand.
5997 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5999 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6000 bit instead of being a separate word. Split -mpower9-dform into
6001 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6002 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6003 for the register class supporting 128-bit quad word memory offsets.
6004 (mode_supports_vsx_dform_quad): Helper function to return if the
6005 register class uses quad word memory offsets.
6006 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6007 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6008 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6009 instructions are enabled, set up the appropriate addr_masks for
6011 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6012 -mpower9-dform-scalar, instead of -mpower9-dform.
6013 (rs6000_option_override_internal): Split -mpower9-dform into two
6014 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6015 -mpower9-dform switch sets or clears both. If we are not using
6016 the LRA register allocator, do not enable -mpower9-dform-vector by
6017 default. If we are using LRA, enable -mpower9-dform-vector and
6018 -mvsx-timode if it is appropriate. Issue a warning if either
6019 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6021 (quad_address_offset_p): New helper function to return if the
6022 offset is legal for quad word memory instructions.
6023 (quad_address_p): New function to determin if GPR or vector
6024 register quad word memory addresses are legal.
6025 (mem_operand_gpr): Validate quad word address offsets.
6026 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6027 d-form (register + offset) instructions.
6028 (offsettable_ok_by_alignment): Likewise.
6029 (rs6000_legitimate_offset_address_p): Likewise.
6030 (legitimate_lo_sum_address_p): Likewise.
6031 (rs6000_legitimize_address): Likewise.
6032 (rs6000_legitimize_reload_address): Add more debug statements for
6034 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6035 d-form instructions.
6036 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6037 d-form instructions. Distinguish different cases in debug
6038 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6039 d-form instructions.
6040 (rs6000_preferred_reload_class): Likewise.
6041 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6042 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6043 of the ISA 2.06 indexed memory instructions.
6044 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6045 use them to save/restore the saved vector registers instead of
6046 using Altivec instructions.
6047 (rs6000_emit_epilogue): Likewise.
6048 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6049 (rs6000_opt_masks): Split -mpower9-dform into
6050 -mpower9-dform-scalar and -mpower9-dform-vector.
6051 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6053 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6054 ISA 3.0 vector indexed memory instructions, and fold the code into
6055 the normal mov<mode> patterns.
6056 (p9_vecstore_<mode>): Likewise.
6057 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6059 (vsx_movti_64bit): Likewise.
6060 (vsx_movti_32bit): Likewise.
6061 * config/rs6000/constraints.md (wO constraint): New constraint for
6062 ISA 3.0 vector d-form support.
6063 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6064 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6065 include -mpower9-dform-vector until we switch over to LRA.
6066 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6067 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6068 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6069 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6070 for -mpower9-dform and -mlra.
6071 * doc/md.texi (wO constraint): Document wO constraint.
6073 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6075 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6076 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6077 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6078 Move handling of non-insn arguments inline into the sole user:
6079 (output_trans_func): ...here.
6080 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6081 in emitted function prototype.
6082 (output_internal_insn_latency_func): Ditto. Simplify.
6083 (output_internal_maximal_insn_latency_func): Ditto. Delete
6084 always-unused argument.
6085 (output_insn_latency_func): Ditto.
6086 (output_maximal_insn_latency_func): Ditto.
6088 2016-05-11 Richard Biener <rguenther@suse.de>
6090 PR tree-optimization/71055
6091 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6092 sth with precision not equal to access size verify we don't chop
6095 2016-05-11 Richard Biener <rguenther@suse.de>
6098 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6099 (dwarf2out_finish): Move retry_incomplete_types call ...
6100 (dwarf2out_early_finish): ... here.
6102 2016-05-11 Richard Biener <rguenther@suse.de>
6105 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6106 if the langhook insists on it.
6107 * fold-const.c (make_bit_field_ref): Add arg for the original
6108 reference and preserve its alias-set.
6109 (decode_field_reference): Take exp by reference and adjust it
6110 to the original memory reference.
6111 (optimize_bit_field_compare): Adjust callers.
6112 (fold_truth_andor_1): Likewise.
6113 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6115 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6118 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6119 * cfgrtl.c (delete_insn_and_edges): Likewise.
6120 * config/i386/i386.c (convert_scalars_to_vector): Remove
6122 * cse.c (cse_insn): Compute cse_cfg_altered.
6123 (delete_trivially_dead_insns): Likewise.
6124 (cse_cc_succs): Likewise.
6125 (rest_of_handle_cse): Free dominance info if required.
6126 (rest_of_handle_cse2): Likewise.
6127 (rest_of_handle_cse_after_global_opts): Likewise.
6129 2016-05-11 Alan Modra <amodra@gmail.com>
6131 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6132 abi_v4_pass_in_fpr): New functions.
6133 (rs6000_function_arg_boundary): Exclude complex IBM long double
6134 from 64-bit alignment when ABI_V4.
6135 (rs6000_function_arg, rs6000_function_arg_advance_1,
6136 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6138 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6140 PR rtl-optimization/71028
6141 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6142 jump with just a return in the fallthrough block if the branch
6143 block contains just a return as well.
6145 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6147 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6148 * match.pd ((X & Y) ^ Y): ... this.
6149 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6150 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6152 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6154 * read-md.c (require_char_ws): New function.
6155 (read_string): Simplify using require_char_ws.
6156 (handle_constants): Likewise.
6157 (handle_enum): Likewise.
6158 (handle_file): Likewise.
6159 * read-md.h (require_char_ws): New declaration.
6160 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6161 (read_mapping): Likewise.
6162 (read_rtx_code): Likewise.
6163 (read_nested_rtx): Likewise.
6165 2016-05-10 James Norris <jnorris@codesourcery.com>
6167 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6168 if offloading is enabled and -fopenacc or -fopenmp is specified.
6169 (CRTOFFLOADEND): Likewise.
6170 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6171 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6173 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6176 gotoff_operand code paths. Use copy_to_suggested_regs and
6177 expand_simple_binop where appropriate. Cleanup.
6179 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6182 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6184 (dimode_scalar_chain::vector_const_cost): New.
6185 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6186 (dimode_scalar_chain::convert_op): Likewise.
6187 (dimode_scalar_chain::convert_insn): Likewise.
6189 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6191 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6192 unary operation, not a binary one.
6194 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6197 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6198 calls with type casted fndecl.
6200 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6202 PR tree-optimization/70786
6203 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6204 * calls.c (initialize_argument_information): Bind bounds
6205 with corresponding args passed by reference.
6207 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6210 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6211 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6212 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6215 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6218 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6219 code for a zero scale factor.
6220 (vsx_xvcvdpuxds_scale): Likewise.
6222 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6224 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6225 if show_ruler_p was set on the context.
6226 (layout::show_ruler): New method.
6227 * diagnostic.h (struct diagnostic_context): Add field
6230 2016-05-10 Richard Biener <rguenther@suse.de>
6232 PR tree-optimization/71039
6233 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6234 (chk_uses): New function.
6235 (propagate_with_phi): Verify we can safely replicate the lhs of an
6236 aggregate assignment on all incoming edges.
6238 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6240 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6242 (rx_atomic_sequence): New class.
6243 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6244 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6246 (rx_atomic_sequence::rx_atomic_sequence,
6247 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6248 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6249 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6250 CTRLREG_INTB): New constants.
6251 (FETCHOP): New code iterator.
6252 (fethcop_name, fetchop_name2): New iterator code attributes.
6253 (QIHI): New mode iterator.
6254 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6255 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6256 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6258 2016-05-10 Martin Liska <mliska@suse.cz>
6260 * tree-inline.c (remap_dependence_clique): Do not remap
6261 debugging statements.
6263 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6265 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6266 ("*fixuns_truncdfdi2_z13")
6267 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6268 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6269 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6271 2016-05-10 Richard Biener <rguenther@suse.de>
6273 PR tree-optimization/70497
6274 PR tree-optimization/28367
6275 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6277 (visit_reference_op_load): ... here.
6278 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6279 with simplified BIT_FIELD_REFs.
6280 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6281 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6284 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6286 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6287 documentation comment. For BLOCK nodes, add a
6288 DW_AT_abstract_origin attribute that points to the DIE generated
6289 for the origin BLOCK.
6290 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6291 blocks from inlined functions.
6293 2016-05-10 Alan Modra <amodra@gmail.com>
6296 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6297 regrename modifying insns saving lr before __morestack call.
6298 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6299 insns restoring lr after __morestack call.
6301 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6303 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6304 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6306 * config/i386/sse.md (vec_interleave_high<mode>,
6307 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6308 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6310 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6312 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6313 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6314 parallel reassociation for power8 and forward.
6316 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6318 * config/i386/i386.md (absneg splitters with general regs): Use
6319 general_reg_operand predicate.
6320 (btsq peephole2): Use x86_64_immediate_operand to check if new
6321 value is suitable for immediate operand. Generate emitted insn
6322 using RTL expressions.
6323 (btcq peephole2): Ditto.
6324 (btrq peephole2): Ditto. Generate correct immediate operand
6327 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6329 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6332 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6334 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6335 pointer dereference.
6337 2016-05-09 Richard Biener <rguenther@suse.de>
6339 PR tree-optimization/70985
6340 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6341 op0 isn't a gimple register.
6343 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6345 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6346 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6347 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6348 (i6400_fpu_mult): New cpu units.
6349 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6350 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6351 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6352 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6353 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6354 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6355 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6356 (i6400_msa_long_float4, i6400_msa_long_float5)
6357 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6358 (i6400_msa_fdiv_sf): New reservations.
6359 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6360 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6361 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6362 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6363 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6364 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6365 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6366 (msa_short_store4, msa_long_load, msa_short_store)
6367 (msa_long_logic, msa_long_float2, msa_long_float4)
6368 (msa_long_float5, msa_long_float8, msa_long_mult)
6369 (msa_long_fdiv, msa_long_div): New reservations.
6371 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6372 Sameera Deshpande <sameera.deshpande@imgtec.com>
6373 Matthew Fortune <matthew.fortune@imgtec.com>
6374 Graham Stott <graham.stott@imgtec.com>
6375 Chao-ying Fu <chao-ying.fu@imgtec.com>
6377 * config.gcc: Add MSA header file for mips*-*-* target.
6378 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6379 (Ubv8i, Urv8): New constraints.
6380 * config/mips/mips-ftypes.def: Add function types for MSA
6382 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6383 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6384 * config/mips/mips-msa.md: New file.
6385 * config/mips/mips-protos.h
6386 (mips_split_128bit_const_insns): New prototype.
6387 (mips_msa_idiv_insns): Likewise.
6388 (mips_split_128bit_move): Likewise.
6389 (mips_split_128bit_move_p): Likewise.
6390 (mips_split_msa_copy_d): Likewise.
6391 (mips_split_msa_insert_d): Likewise.
6392 (mips_split_msa_fill_d): Likewise.
6393 (mips_expand_msa_branch): Likewise.
6394 (mips_const_vector_same_val_p): Likewise.
6395 (mips_const_vector_same_bytes_p): Likewise.
6396 (mips_const_vector_same_int_p): Likewise.
6397 (mips_const_vector_shuffle_set_p): Likewise.
6398 (mips_const_vector_bitimm_set_p): Likewise.
6399 (mips_const_vector_bitimm_clr_p): Likewise.
6400 (mips_msa_vec_parallel_const_half): Likewise.
6401 (mips_msa_output_division): Likewise.
6402 (mips_ldst_scaled_shift): Likewise.
6403 (mips_expand_vec_cond_expr): Likewise.
6404 * config/mips/mips.c (enum mips_builtin_type): Add
6405 MIPS_BUILTIN_MSA_TEST_BRANCH.
6406 (mips_gen_const_int_vector_shuffle): New prototype.
6407 (mips_const_vector_bitimm_set_p): New function.
6408 (mips_const_vector_bitimm_clr_p): Likewise.
6409 (mips_const_vector_same_val_p): Likewise.
6410 (mips_const_vector_same_bytes_p): Likewise.
6411 (mips_const_vector_same_int_p): Likewise.
6412 (mips_const_vector_shuffle_set_p): Likewise.
6413 (mips_symbol_insns): Forbid loading symbols via immediate for
6415 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6417 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6419 (mips_lx_address_p): Add support load indexed address for MSA.
6420 (mips_address_insns): Add calculation of instructions needed for
6421 stores and loads for MSA.
6422 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6423 CONST_VECTOR for MSA and let it fall through.
6424 (mips_ldst_scaled_shift): New function.
6425 (mips_subword_at_byte): Likewise.
6426 (mips_msa_idiv_insns): Likewise.
6427 (mips_legitimize_move): Validate MSA moves.
6428 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6429 calculation of costs for MSA division.
6430 (mips_split_move_p): Check if MSA moves need splitting.
6431 (mips_split_move): Split MSA moves if necessary.
6432 (mips_split_128bit_move_p): New function.
6433 (mips_split_128bit_move): Likewise.
6434 (mips_split_msa_copy_d): Likewise.
6435 (mips_split_msa_insert_d): Likewise.
6436 (mips_split_msa_fill_d): Likewise.
6437 (mips_output_move): Handle MSA moves.
6438 (mips_expand_msa_branch): New function.
6439 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6440 Reinstate 'y' modifier.
6441 (mips_file_start): Add MSA .gnu_attribute.
6442 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6444 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6445 (mips_class_max_nregs): Add register size for MSA supported mode.
6446 (mips_cannot_change_mode_class): Allow conversion between MSA
6447 vector modes and TImode.
6448 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6450 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6451 (mips_preferred_simd_mode): Add preffered modes for MSA.
6452 (mips_vector_mode_supported_p): Add MSA supported modes.
6453 (mips_autovectorize_vector_sizes): New function.
6454 (mips_msa_output_division): Likewise.
6455 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6456 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6457 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6458 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6459 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6460 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6461 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6462 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6463 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6464 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6465 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6466 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6467 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6468 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6469 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6470 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6471 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6472 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6473 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6474 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6475 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6476 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6477 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6478 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6479 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6480 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6481 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6482 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6483 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6484 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6485 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6486 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6487 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6488 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6489 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6490 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6491 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6492 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6493 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6494 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6495 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6496 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6497 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6498 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6499 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6500 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6501 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6502 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6503 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6504 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6505 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6506 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6507 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6508 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6509 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6510 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6511 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6512 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6513 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6514 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6515 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6516 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6517 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6518 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6519 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6520 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6521 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6522 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6523 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6524 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6525 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6526 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6527 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6528 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6529 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6530 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6531 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6532 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6533 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6534 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6535 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6536 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6537 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6538 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6539 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6540 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6541 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6542 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6543 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6544 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6545 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6546 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6547 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6548 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6549 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6550 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6551 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6552 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6553 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6554 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6555 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6556 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6557 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6558 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6559 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6560 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6561 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6562 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6563 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6564 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6565 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6566 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6567 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6568 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6569 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6570 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6571 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6572 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6573 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6574 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6575 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6576 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6577 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6578 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6579 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6580 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6581 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6582 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6583 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6584 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6585 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6586 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6587 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6588 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6589 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6590 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6591 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6592 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6593 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6594 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6595 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6596 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6597 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6598 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6599 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6600 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6601 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6602 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6603 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6604 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6605 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6607 (mips_get_builtin_decl_index): New array.
6608 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6609 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6610 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6611 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6612 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6614 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6616 (mips_expand_builtin_insn): Prepare operands for
6617 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6618 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6619 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6620 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6621 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6622 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6623 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6624 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6625 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6626 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6627 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6628 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6629 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6630 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6631 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6632 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6633 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6634 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6635 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6636 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6637 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6638 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6639 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6640 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6641 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6642 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6643 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6644 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6645 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6646 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6647 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6648 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6649 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6650 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6651 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6652 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6653 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6654 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6655 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6656 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6657 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6658 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6659 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6660 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6661 These are set implicitly and an error is reported if overridden.
6662 (mips_expand_builtin_msa_test_branch): New function.
6663 (mips_expand_msa_shuffle): Likewise.
6664 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6665 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6666 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6667 (mips_expand_vec_unpack): Add support for MSA.
6668 (mips_expand_vector_init): Likewise.
6669 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6670 instead of const0_rtx.
6671 (mips_msa_vec_parallel_const_half): New function.
6672 (mips_gen_const_int_vector): Likewise.
6673 (mips_gen_const_int_vector_shuffle): Likewise.
6674 (mips_expand_msa_cmp): Likewise.
6675 (mips_expand_vec_cond_expr): Likewise.
6676 * config/mips/mips.h
6677 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6678 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6680 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6681 (ISA_HAS_MSA): New macro.
6682 (UNITS_PER_MSA_REG): Likewise.
6683 (BITS_PER_MSA_REG): Likewise.
6684 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6685 (MSA_REG_FIRST): New macro.
6686 (MSA_REG_LAST): Likewise.
6687 (MSA_REG_NUM): Likewise.
6688 (MSA_REG_P): Likewise.
6689 (MSA_REG_RTX_P): Likewise.
6690 (MSA_SUPPORTED_MODE_P): Likewise.
6691 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6692 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6693 * config/mips/mips.md: Include mips-msa.md.
6694 (alu_type): Add simd_add.
6695 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6696 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6697 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6698 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6699 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6700 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6701 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6702 simd_move, simd_load, simd_store. Choose "multi" for moves
6704 (qword_mode): New attribute.
6705 (insn_count): Add instruction count for quad moves.
6706 Increase the count for MIPS SIMD division.
6707 (UNITMODE): Add UNITMODEs for vector types.
6708 (addsub): New code iterator.
6709 * config/mips/mips.opt (mmsa): New option.
6710 * config/mips/msa.h: New file.
6711 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6713 * config/mips/mti-linux.h: Likewise.
6714 * config/mips/predicates.md
6715 (const_msa_branch_operand): New constraint.
6716 (const_uimm3_operand): Likewise.
6717 (const_uimm4_operand): Likewise.
6718 (const_uimm5_operand): Likewise.
6719 (const_uimm8_operand): Likewise.
6720 (const_imm5_operand): Likewise.
6721 (aq10b_operand): Likewise.
6722 (aq10h_operand): Likewise.
6723 (aq10w_operand): Likewise.
6724 (aq10d_operand): Likewise.
6725 (const_m1_operand): Likewise.
6726 (reg_or_m1_operand): Likewise.
6727 (const_exp_2_operand): Likewise.
6728 (const_exp_4_operand): Likewise.
6729 (const_exp_8_operand): Likewise.
6730 (const_exp_16_operand): Likewise.
6731 (const_vector_same_val_operand): Likewise.
6732 (const_vector_same_simm5_operand): Likewise.
6733 (const_vector_same_uimm5_operand): Likewise.
6734 (const_vector_same_uimm6_operand): Likewise.
6735 (const_vector_same_uimm8_operand): Likewise.
6736 (par_const_vector_shf_set_operand): Likewise.
6737 (reg_or_vector_same_val_operand): Likewise.
6738 (reg_or_vector_same_simm5_operand): Likewise.
6739 (reg_or_vector_same_uimm6_operand): Likewise.
6740 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6742 * doc/invoke.texi (-mmsa): Document new option.
6744 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6746 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6747 * configure: Regenerate.
6748 * config.in: Regenerate.
6749 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6751 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6752 (ENDFILE_VTV_SPEC): Define.
6754 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6756 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6757 registers in all interrupt handlers if necessary.
6758 (rl78_option_override): Add warning.
6759 (MUST_SAVE_MDUC_REGISTERS): New macro.
6760 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6761 * config/rl78/rl78.c (check_mduc_usage): New function.
6762 (mduc_regs): New structure to hold MDUC register data.
6763 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6764 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6765 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6766 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6767 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6768 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6770 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6772 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6773 (tree-ssa-loop-niter.h): Ditto.
6774 (idx_within_array_bound, ref_within_array_bound): New functions.
6775 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6776 Factor out check on writable base object to ...
6777 (base_object_writable): ... here.
6779 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6781 * config/arm/arm.md (probe_stack): Add modes to set source
6784 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6786 * regrename.c (base_reg_class_for_rename): New static function.
6787 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6789 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6791 * cgraph.c (thunk_adjust): Export.
6792 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6793 * cgraphunit.c (thunk_adjust): Export.
6794 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6796 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6798 * tree-inline.c (expand_call_inline): Expand thunks inline.
6800 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6803 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6804 (*sse2_vd_cvtss2sd): Ditto.
6805 * config/i386/i386.md
6806 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6807 Generate *sse2_vd_cvtsd2ss pattern.
6808 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6809 Generate *sse2_vd_cvtss2sd pattern.
6811 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6813 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6814 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6817 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6819 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6820 * config/sh/sh.c: Define and declare variables on first use throughout
6822 (current_function_interrupt): Change to bool type.
6823 (frame_insn): Rename to emit_frame_insn and update users.
6824 (push_regs): Use bool for 'interrupt_handler' argument.
6825 (save_schedule_s): Remove.
6826 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6827 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6828 targetm.asm_out.unaligned_op.di.
6829 (gen_far_branch): Remove redundant forward declaration.
6830 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6831 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6832 (sh_set_return_address, sh_function_ok_for_sibcall,
6833 scavenge_reg): Update comments.
6834 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6835 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6836 (sh_attr_renesas_p): Remove unnecessary parentheses.
6837 (branch_dest): Simplify.
6838 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6839 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6840 (CUMULATIVE_ARGS): Change macro to typedef.
6841 (current_function_interrupt): Change to bool type.
6842 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6843 Surround with __cplusplus ifdef.
6844 (sh_compare_op0, sh_compare_op1): Remove.
6845 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6847 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6849 * config/arm/arm.md: (arch): Add neon.
6850 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6851 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6852 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6853 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6854 attributes for alt renumbering. Mark alt 3 as non-predicable.
6855 (thumb2_movdf_vfp): Likewise.
6857 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6860 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6861 (*andqi_1): Add preferred_for_speed attribute to disparage
6862 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6863 (*<code>qi_1): Ditto.
6864 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6865 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6866 (*ashlqi3_1): Ditto.
6867 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6868 Add preferred_for_size attribute to disparage alternative 0 and
6869 preferred_for_speed attribute to disparage alternative 1 for
6870 TARGET_PARTIAL_REG_STALL targets.
6872 2016-05-07 Tom de Vries <tom@codesourcery.com>
6874 PR tree-optimization/70956
6875 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6878 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6880 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6881 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6882 * config/sh/sh.md (branch_zero): Remove define_attr.
6883 (define_delay): Disable delay slot if branch distance is one insn.
6885 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6887 * config/i386/i386.md (LEAMODE): New mode attribute.
6888 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6889 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6890 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6891 operand 2 predicate.
6892 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6893 (*lea<mode>_general_3): Ditto.
6894 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6896 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6898 * genmddump.c (main): Convert argv from char ** to const char **.
6900 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6902 * coretypes.h (OVERRIDE): New macro.
6905 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6907 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6908 allow coalescing if the types are compatible.
6910 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6912 * pass_manager.h (pass_manager::register_pass_name): New method.
6913 (pass_manager::get_pass_by_name): New method.
6914 (pass_manager::create_pass_tab): New method.
6915 (pass_manager::m_name_to_pass_map): New field.
6916 * passes.c (name_to_pass_map): Delete global in favor of field
6917 "m_name_to_pass_map" of pass_manager.
6918 (register_pass_name): Rename from a function to...
6919 (pass_manager::register_pass_name): ...this method, updating
6920 for renaming of global "name_to_pass_map" to field
6921 "m_name_to_pass_map".
6922 (create_pass_tab): Rename from a function to...
6923 (pass_manager::create_pass_tab): ...this method, updating
6924 for renaming of global "name_to_pass_map" to field.
6925 (get_pass_by_name): Rename from a function to...
6926 (pass_manager::get_pass_by_name): ...this method.
6927 (enable_disable_pass): Convert use of get_pass_by_name to
6928 a method call, locating the pass_manager singleton.
6930 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6932 * genattr-common.c (main): Convert argv from char ** to const char **.
6933 * genattr.c (main): Likewise.
6934 * genattrtab.c (main): Likewise.
6935 * genautomata.c (initiate_automaton_gen): Likewise.
6937 * gencodes.c (main): Likewise.
6938 * genconditions.c (main): Likewise.
6939 * genconfig.c (main): Likewise.
6940 * genconstants.c (main): Likewise.
6941 * genemit.c (main): Likewise.
6942 * genenums.c (main): Likewise.
6943 * genextract.c (main): Likewise.
6944 * genflags.c (main): Likewise.
6945 * genmddeps.c (main): Likewise.
6946 * genopinit.c (main): Likewise.
6947 * genoutput.c (main): Likewise.
6948 * genpeep.c (main): Likewise.
6949 * genpreds.c (main): Likewise.
6950 * genrecog.c (main): Likewise.
6951 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6952 (init_rtx_reader_args): Likewise.
6953 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6954 (init_rtx_reader_args): Likewise.
6955 * gentarget-def.c (main): Likewise.
6956 * read-md.c (read_md_files): Likewise.
6957 * read-md.h (read_md_files): Likewise.
6959 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6961 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6962 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6963 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6964 Remove unused predicate.
6965 (register_and_not_fp_reg_operand): Ditto.
6967 2016-05-06 Martin Liska <mliska@suse.cz>
6969 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6970 instead of vec as the vector is local to the function.
6972 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6974 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6975 avx512bw alternative.
6977 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6978 before the ashr<mode>3 pattern.
6980 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6981 v instead of x in vex or maybe_vex alternatives, use
6982 maybe_evex instead of vex in prefix.
6984 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6985 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6986 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6987 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6990 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6991 v instead of x in vex or maybe_vex alternatives, use
6992 maybe_evex instead of vex in prefix.
6994 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6995 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6996 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6997 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6998 alternatives, use maybe_evex instead of vex in prefix.
7000 * config/i386/sse.md (vec_interleave_lowv4sf,
7001 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7002 v instead of x in vex or maybe_vex alternatives, use
7003 maybe_evex instead of vex in prefix.
7005 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7006 v instead of x in vex or maybe_vex alternatives, use
7007 maybe_evex instead of vex in prefix.
7009 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7010 v constraint instead of x.
7012 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7014 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7015 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7018 2016-05-06 Richard Biener <rguenther@suse.de>
7020 PR tree-optimization/70948
7021 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7022 Properly clobber all fields of va_list for __builtin_va_start.
7024 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7027 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7028 loop latch destination.
7030 2016-05-06 Martin Liska <mliska@suse.cz>
7032 * tree-ssa-uninit.c: Apply manual changes
7033 to the GNU coding style.
7034 (prune_uninit_phi_opnds): Rename from
7035 prune_uninit_phi_opnds_in_unrealizable_paths.
7037 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7039 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7040 mspace): Remove deprecated options.
7041 * doc/invoke.texi (SH options): Remove -mspace.
7043 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7045 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7047 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7049 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7050 corresponding combine split pattern.
7052 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7055 * config/sh/predicates.md (long_displacement_mem_operand): New.
7056 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7057 Add movi20, movi20s alternatives. Adjust length attribute for
7059 (movsi_ie): Allow for any FPU. Adjust length attribute for
7061 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7062 attribute for alternatives.
7063 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7064 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7065 length attribute for alternatives.
7067 2016-05-06 Richard Biener <rguenther@suse.de>
7069 PR tree-optimization/70960
7070 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7072 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7075 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7076 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7078 2016-05-06 Marek Polacek <polacek@redhat.com>
7081 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7083 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7086 * config/sh/sh.md (*rotcr): Add another variant.
7088 2016-05-06 Richard Biener <rguenther@suse.de>
7091 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7093 2016-05-06 Richard Biener <rguenther@suse.de>
7096 * fold-const.c (split_tree): Always convert to the original type
7099 2016-05-06 Richard Biener <rguenther@suse.de>
7101 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7102 (fwprop_addr): Likewise.
7104 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7107 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7109 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7110 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7111 the splitter condition.
7112 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7113 the splitter condition.
7114 (FP float_extend load splitter): Ditto.
7116 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7118 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7119 to REGNO in all peephole2 patterns.
7120 (post-reload splitters): Change true_regnum to REGNO in
7121 post-reload splitters.
7122 (zero_extend splitters): Use general_reg_operand and
7123 nonimmediate_gr_operand predicates.
7125 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7127 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7128 v constraint instead of x.
7130 2016-05-05 Alan Modra <amodra@gmail.com>
7133 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7134 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7135 TARGET_NO_FP_IN_TOC for -mrelocatable.
7136 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7137 TARGET_RELOCATABLE test.
7138 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7139 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7140 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7141 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7142 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7143 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7144 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7145 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7146 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7147 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7149 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7150 (rs6000_stack_info): Likewise.
7151 (rs6000_elf_asm_out_constructor): Likewise.
7152 (rs6000_elf_asm_out_destructor): Likewise.
7153 (rs6000_elf_declare_function_name): Likewise.
7154 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7155 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7158 2016-05-05 Alan Modra <amodra@gmail.com>
7160 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7162 2016-05-05 Alan Modra <amodra@gmail.com>
7164 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7165 out-of-line gpr restore for one or two regs if that would add
7168 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.md
7172 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7173 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7174 as operand 0 predicate.
7175 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7177 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7178 Ditto. Emit the pattern using RTX.
7180 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7181 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7182 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7183 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7185 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7186 sse_reg_operand as operand 0 predicate.
7188 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7189 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7190 instead of gen_rtx_REG.
7191 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7194 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7196 * function.c (emit_use_return_register_into_block): Delete.
7197 (gen_return_pattern): Delete.
7198 (emit_return_into_block): Delete.
7199 (active_insn_between): Delete.
7200 (convert_jumps_to_returns): Delete.
7201 (emit_return_for_exit): Delete.
7202 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7203 simple_return for shrink-wrapped blocks.
7204 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7205 end of blocks that need one.
7206 (get_unconverted_simple_return): Delete.
7207 (convert_to_simple_return): Delete.
7208 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7209 (convert_to_simple_return): Ditto.
7211 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7213 * cfgcleanup.c (bb_is_just_return): New function.
7214 (try_optimize_cfg): Simplify jumps to return, branches to return,
7215 and branches around return.
7217 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7219 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7222 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7226 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7227 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7228 assert flags & OEP_HASH_CHECK, instead of asserting it
7229 never happens. Handle TARGET_EXPR.
7230 * fold-const.c (operand_equal_p): For hash verification,
7231 or in OEP_HASH_CHECK into flags.
7233 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7235 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7237 (compute_samebase_partition_bases): Fix typo.
7239 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7241 * config/i386/sse.md (vec_interleave_highv8sf,
7242 vec_interleave_lowv8sf, vec_interleave_highv4df,
7243 vec_interleave_lowv4df): Remove constraints from expanders.
7245 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7247 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7249 * tree-inline.c (expand_call_inline): Fix path dealing with
7250 making lhs of call statement undefined.
7252 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7254 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7255 Check availability on NODE, too.
7256 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7257 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7258 (varpool_node::call_for_symbol_and_aliase): Likewise.
7259 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7260 (propagate_pure_const): Propagate across interposable functions, too.
7261 (skip_function_for_local_pure_const): Do not skip interposable bodies
7263 (pass_local_pure_const::execute): Update.
7265 2016-05-04 Marek Polacek <polacek@redhat.com>
7267 * doc/invoke.texi: Document -Wdangling-else.
7269 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7271 * config.gcc: Error out when conflicting multilib is detected. Do not
7272 loop over multilibs since no combination is legal.
7274 2016-05-04 Alan Modra <amodra@gmail.com>
7276 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7277 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7278 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7281 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7283 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7284 Clean up p5600 comments.
7286 2016-05-04 Richard Biener <rguenther@suse.de>
7288 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7289 constructor simplifications.
7290 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7292 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7294 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7295 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7296 result.set_rtx is null instead of aborting.
7297 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7299 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7300 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7301 *mov<mode>_store_postinc): New patterns.
7303 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7305 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7306 as commutative. Check both conversions are NOP.
7307 ((A & B) OP (C & B)): Remove.
7309 2016-05-04 Alan Modra <amodra@gmail.com>
7311 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7313 2016-05-04 Alan Modra <amodra@gmail.com>
7316 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7317 when cr2,3,4 are all fixed regs.
7319 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7321 PR rtl-optimization/57193
7322 * opts.c (default_options_table): Revert OPT_frename_registers change.
7323 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7325 2016-05-03 Martin Sebor <msebor@redhat.com>
7328 * builtins.c (fold_builtin_FILE): New function.
7329 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7330 (fold_builtin_0): Call them.
7331 * gimplify.c (gimplify_call_expr): Remove the handling of
7332 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7335 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7336 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7340 * doc/extend.texi (Function Names as Strings): Update __func__,
7341 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7344 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7345 Richard Biener <rguenther@suse.de>
7347 PR tree-optimization/70916
7348 * tree-if-conv.c: Include cfganal.h.
7349 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7350 and remove_fake_exit_edges around the optimization pass.
7352 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7354 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7355 (cgraph_edge::make_direct): Likewise.
7356 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7357 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7358 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7359 (CIF_THUNK): New code.
7360 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7361 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7362 (compute_inline_parameters): Set inline_failed for thunks.
7363 (inline_analyze_function): Cleanup.
7364 * ipa-inline.c (can_inline_edge_p): Do not deal with
7365 call_stmt_cannot_inline_p.
7366 (can_early_inline_edge_p): Likewise.
7367 (early_inliner): Initialize inline_failed.
7368 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7370 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7373 from nonimm_ssenomem_operand.
7374 (nonimm_ssenomem_operand): New predicate.
7375 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7376 as operand 0 predicate.
7377 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7378 Disable unsupported alternatives using "enabled" attribute.
7379 Use register_ssemem_operand as operand 0 predicate.
7380 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7382 2016-05-03 Marek Polacek <polacek@redhat.com>
7385 * input.c (expansion_point_location): New function.
7386 * input.h (expansion_point_location): Declare.
7388 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7390 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7391 occurence with frame_offset_ ones.
7393 2016-05-03 Alan Modra <amodra@gmail.com>
7395 PR rtl-optimization/70890
7396 * ira.c (combine_and_move_insns): When moving def_insn, remove
7399 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7401 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7402 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7403 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7404 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7406 2016-05-03 Alan Modra <amodra@gmail.com>
7408 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7409 for SAVE_MULTIPLE/STORE_MULTIPLE.
7411 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7413 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7414 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7416 2016-05-03 Richard Biener <rguenther@suse.de>
7418 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7420 (gimplify_arg): Likewise.
7421 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7422 re-writing the result to a decl if required.
7423 (internal_get_tmp_var): Add allow_ssa parameter
7424 and override into_ssa with it.
7425 (get_formal_tmp_var): Adjust.
7426 (get_initialized_tmp_var): Add allow_ssa parameter.
7427 (gimplify_arg): Add allow_ssa parameter and avoid generating
7428 SSA names for the result false.
7429 (gimplify_call_expr): If the call may return twice do not
7430 gimplify parameters into SSA.
7431 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7432 (gimplify_modify_expr): Adjust assert. For noreturn calls
7433 with a SSA name LHS adjust its def.
7434 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7435 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7436 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7437 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7438 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7439 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7440 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7441 (optimize_target_teams): Do not allow SSA names for clause operands.
7442 (gimplify_expr): Likewise for where we mark the result addressable.
7443 * passes.def (pass_init_datastructures): Remove.
7444 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7445 (rewrite_stmt): Likewise.
7446 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7447 (replace_locals_op): Replace SSA names.
7448 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7449 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7450 * cgraph.c (release_function_body): Free CFG annotations only
7451 when we have a CFG. Simplify.
7452 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7453 force_gimple_operand instead of get_initialized_tmp_var.
7454 * tree-pass.h (make_pass_init_datastructures): Remove.
7455 * tree-ssa.c (execute_init_datastructures): Remove.
7456 (pass_data_init_datastructures): Likewise.
7457 (class pass_init_datastructures): Likewise.
7458 (make_pass_init_datastructures): Likewise.
7459 * omp-low.c (create_omp_child_function): Init SSA data structures.
7460 (grid_expand_target_grid_body): Likewise.
7461 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7462 name before adding it to names_to_release.
7463 (remove_bb): Always release SSA defs.
7464 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7465 before dereferencing it.
7466 * cgraphunit.c (init_lowered_empty_function): Always
7467 int SSA data structures.
7468 * tree-ssanames.c (release_defs): Remove assert that we are in
7470 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7472 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7473 Uros Bizjak <ubizjak@gmail.com>
7475 PR rtl-optimization/70467
7476 * config/i386/predicates.md (x86_64_hilo_int_operand,
7477 x86_64_hilo_general_operand): New predicates.
7478 * config/i386/constraints.md (Wd): New constraint.
7479 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7480 (general_hilo_operand): New mode attr.
7481 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7482 instead of <general_operand>.
7483 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7484 x86_64_hilo_general_operand instead of <general_operand>.
7486 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7488 PR tree-optimization/70916
7489 * tree-if-conv.c (constant_or_ssa_name): Removed.
7490 (fold_build_cond_expr): Use is_gimple_val instead of
7491 constant_or_ssa_name.
7493 PR tree-optimization/70916
7494 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7495 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7498 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7499 (optimize_atomic_bit_test_and): New function.
7500 (pass_fold_builtins::execute): Use it.
7501 * optabs.def (atomic_bit_test_and_set_optab,
7502 atomic_bit_test_and_complement_optab,
7503 atomic_bit_test_and_reset_optab): New optabs.
7504 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7505 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7506 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7507 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7508 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7509 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7510 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7511 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7512 atomic_bit_test_and_complement@var{mode},
7513 atomic_bit_test_and_reset@var{mode}): Document.
7514 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7515 atomic_bit_test_and_complement<mode>,
7516 atomic_bit_test_and_reset<mode>): New expanders.
7517 (atomic_bit_test_and_set<mode>_1,
7518 atomic_bit_test_and_complement<mode>_1,
7519 atomic_bit_test_and_reset<mode>_1): New insns.
7521 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7523 PR rtl-optimization/70687
7524 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7525 instead of unsigned HOST_WIDE_INT.
7527 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7529 PR rtl-optimization/44281
7530 * hard-reg-set.h (struct target_hard_regs): New field
7531 x_fixed_nonglobal_reg_set.
7532 (fixed_nonglobal_reg_set): New macro.
7533 * reginfo.c (init_reg_sets_1): Initialize it.
7534 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7536 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7538 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7540 PR tree-optimization/56541
7541 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7542 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7543 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7544 (any_complicated_phi): new static variable.
7545 (aggressive_if_conv): delete.
7546 (if_convertible_phi_p): support phis with more than two arguments.
7547 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7548 critical pred edges.
7549 (ifcvt_split_critical_edges): support phis with more than two
7550 arguments by checking new parameter. only split critical edges
7552 (tree_if_conversion): handle simd pragma marked loop using new
7553 local variable aggressive_if_conv. check any_complicated_phi.
7555 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7557 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7560 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7562 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7565 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7567 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7568 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7569 define_insn_and_split.
7570 (mulsi3_i): New define_insn_and_split.
7571 (mulsi3_call): Convert to define_insn.
7572 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7575 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7577 * machmode.h (mode_complex): Add support to give the complex mode
7579 (GET_MODE_COMPLEX_MODE): Likewise.
7580 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7581 stored by build_complex_type and gfc_build_complex_type instead of
7582 trying to figure out the appropriate mode based on the size. Raise
7583 an assertion error, if the type was not set.
7584 * genmodes.c (struct mode_data): Add field for the complex type of
7586 (blank_mode): Likewise.
7587 (make_complex_modes): Remember the complex mode created in the
7589 (emit_mode_complex): Write out the mode_complex array to map a
7590 type mode to the complex version.
7591 (emit_insn_modes_c): Likewise.
7592 * tree.c (build_complex_type): Set the complex type to use before
7593 calling layout_type.
7594 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7595 support for __float128 complex datatypes.
7596 (rs6000_hard_regno_mode_ok): Likewise.
7597 (rs6000_setup_reg_addr_masks): Likewise.
7598 (rs6000_complex_function_value): Likewise.
7599 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7600 __float128 and __ibm128 complex.
7601 (FLOAT128_IBM_P): Likewise.
7602 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7603 * doc/extend.texi (Additional Floating Types): Document that
7604 -mfloat128 must be used to enable __float128. Document complex
7605 __float128 and __ibm128 support.
7607 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7610 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7611 char/short arguments promoted to int because of promote_prototypes.
7613 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7616 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7617 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7618 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7619 alternatives using "enabled" attribute. Use register_ssemem_operand
7620 as operand 1 predicate.
7621 (*cmpi<unord>xf_i387): Split XFmode pattern from
7622 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7623 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7624 *absneg<mode>2_i387. Disable unsupported alternatives using
7625 "enabled" attribute.
7626 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7628 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7630 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7632 (oacc_loop_process): Check mask for loop termination.
7634 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7636 * cif-code.def (CIF_THUNK): Add.
7637 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7640 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7642 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7643 (dump_inline_summary): Dump it.
7644 (fp_expression_p): New predicate.
7645 (estimate_function_body_sizes): Use it.
7646 (inline_merge_summary): Merge fp_expressions.
7647 (inline_read_section): Read fp_expressions.
7648 (inline_write_summary): Write fp_expressions.
7649 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7650 codegen boundary if either caller or callee is !fp_expressions.
7651 * ipa-inline.h (inline_summary): Add fp_expressions.
7652 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7653 to fp_expressions be sure the fp generation flags are updated.
7655 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7657 PR rtl-optimization/70467
7658 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7660 PR rtl-optimization/70467
7661 * ipa-pure-const.c (check_call): Handle internal calls even in
7662 ipa mode like in local mode.
7664 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7666 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7668 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7670 * match.pd (X u< X, X u> X): New transformations.
7672 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7674 * flag-types.h (enum warn_strict_overflow_code): Move ...
7675 * coretypes.h: ... here.
7676 * fold-const.h (fold_overflow_warning): Declare.
7677 * fold-const.c (fold_overflow_warning): Make non-static.
7678 (fold_comparison): Move the transformation of X +- C1 CMP C2
7679 into X CMP C2 -+ C1 ...
7680 * match.pd: ... here.
7681 * gimple-fold.c (fold_stmt_1): Protect with
7682 fold_defer_overflow_warnings.
7684 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7686 * omp-low.c (struct oacc_loop): Add 'inner' field.
7687 (new_oacc_loop_raw): Initialize it to zero.
7688 (oacc_loop_fixed_partitions): Initialize it.
7689 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7690 available partitioning.
7692 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7694 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7696 (umulsidi3): Likewise.
7697 (indirect_jump): Fix jump instruction assembly patterns.
7699 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7702 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7703 (nvptx_function_value): Assert non-NULL cfun.
7705 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7707 PR rtl-optimization/70886
7708 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7710 * cselib.h (rtx_equal_for_cselib_1): Declare.
7711 (rtx_equal_for_cselib_p: New inline function.
7712 * cselib.c (rtx_equal_for_cselib_p): Delete.
7713 (rtx_equal_for_cselib_1): Make public.
7715 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7718 (register_mixssei387nonimm_operand): Remove predicate.
7719 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7720 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7721 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7722 for TARGET_MIX_SSE_I387 alternatives.
7723 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7724 Disable unsupported alternatives using "enabled" attribute. Use
7725 nonimm_ssenomem_operand as operand 1 predicate. Also check
7726 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7728 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7730 * tree.c (cst_and_fits_in_hwi): Simplify.
7732 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7734 * tree.h (wi::to_wide): New function.
7735 * expr.c (expand_expr_real_1): Use wi::to_wide.
7736 * fold-const.c (int_const_binop_1): Likewise.
7737 (extract_muldiv_1): Likewise.
7739 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7741 * wide-int.h: Update offset_int and widest_int documentation.
7742 (WI_SIGNED_SHIFT_RESULT): New macro.
7743 (wi::binary_shift): Define signed_shift_result_type for
7744 shifts on offset_int- and widest_int-like types.
7745 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7746 * tree.h (int_bit_position): Use shift operators instead of wi::
7748 * alias.c (adjust_offset_for_component_ref): Likewise.
7749 * expr.c (get_inner_reference): Likewise.
7750 * fold-const.c (fold_comparison): Likewise.
7751 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7752 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7753 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7754 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7755 (stmt_kills_ref_p): Likewise.
7756 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7757 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7759 (ao_ref_init_from_vn_reference): Likewise.
7761 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7763 * wide-int.h: Update offset_int and widest_int documentation.
7764 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7765 (wi::binary_traits): Allow ordered comparisons between offset_int and
7766 offset_int, between widest_int and widest_int, and between either
7767 of these types and basic C types.
7768 (operator <, <=, >, >=): Define for the same combinations.
7769 * tree.h (tree_int_cst_lt): Use comparison operators instead
7770 of wi:: comparisons.
7771 (tree_int_cst_le): Likewise.
7772 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7773 (fold_nonarray_ctor_reference): Likewise.
7774 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7775 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7776 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7777 * tree-sra.c (completely_scalarize): Likewise.
7778 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7779 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7780 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7781 (check_for_binary_op_overflow): Likewise.
7782 (search_for_addr_array): Likewise.
7783 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7785 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7787 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7788 (arc_save_restore): Likewise.
7789 (arc_dwarf_register_span): Likewise.
7790 (arc_output_pic_addr_const): Initialize suffix variable.
7792 2016-05-02 Martin Liska <mliska@suse.cz>
7794 * symbol-summary.h (function_summary::function_summary):
7795 Remove checking assert for all cgraph nodes.
7796 (function_summary::get): Check summary_uid.
7797 (symtab_insertion): Check summary_uid.
7799 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7801 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7802 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7804 (arc_dwarf_register_span): Remove enum keyword.
7805 (compact_memory_operand_p): New function.
7806 * config/arc/arc.h (reg_class): Add code density register classes.
7807 (REG_CLASS_NAMES): Likewise.
7808 (REG_CLASS_CONTENTS): Likewise.
7809 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7810 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7811 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7812 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7813 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7815 (h, Rcd, Rsd, Rzd): New register constraints.
7816 (T): Use compact_memory_operand_p function.
7817 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7819 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7821 * config/sh/sh.md (*negnegt, *movtt): Remove.
7823 2016-05-02 Marek Polacek <polacek@redhat.com>
7824 Tom de Vries <tom@codesourcery.com>
7826 PR tree-optimization/70700
7827 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7828 bigger than FIRST_REF_NODE.
7830 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7833 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7835 (prepare_cbranch_operands): Don't use scratch register. Assume that
7836 function is used when pseudos can be created.
7837 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7838 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7839 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7840 define_expand. Allow it only when pseudos can be created.
7841 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7843 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7845 * config/i386/constraints.md (BC): Only allow -1 operands.
7846 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7847 Add "enabled" attribute. Update XI mode attribute calculation.
7848 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7849 (*movoi_internal_avx): Update XI mode attribute calculation.
7850 (*movti_internal): Ditto.
7852 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7854 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7855 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7857 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7859 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7860 statement on instruction code. Remove trailing spaces.
7861 (altivec_expand_stv_builtin): Likewise.
7863 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7865 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7866 (TARGET_FPU_DOUBLE): Simplify.
7867 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7868 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7869 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7870 with 'TARGET_FPU_DOUBLE'.
7871 * config/sh/sh.md: Likewise.
7873 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7875 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7876 SH_DIV_STR_FOR_SIZE): Remove.
7877 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7878 SH_DIV_STR_FOR_SIZE): Remove.
7880 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7882 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7883 logical_reg_operand): Delete.
7884 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7885 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7886 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7887 match_operand and match_test.
7888 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7889 variables on their first use. Return bool values.
7890 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7891 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7892 arith_reg_operand for input operand. Remove empty constraints.
7894 (*xorsi3_compact): Rename to xorsi3.
7895 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7896 (*zero_extend<mode>si2_disp_mem): Update comment.
7899 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7901 * config/sh/t-sh: Remove SH5 support.
7902 * config.gcc: Likewise.
7903 * configure: Likewise.
7905 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7907 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7909 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7911 * config/sh/sh.c (register_sh_passes, sh_option_override,
7912 sh_print_operand, prepare_move_operands,
7913 sh_can_follow_jump): Remove TARGET_SH1 checks.
7914 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7915 PROMOTE_MODE): Likewise.
7916 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7919 2016-04-30 Alan Modra <amodra@gmail.com>
7921 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7922 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7923 Check for user regs later to avoid unnecessary looping over regs.
7924 Merge user reg check with non-saved reg check. Don't force
7925 inline VR restore when static chain used.
7926 (rs6000_frame_related): Omit eh_frame info for user regs when
7928 (fixed_regs_p): Delete.
7930 2016-04-30 Alan Modra <amodra@gmail.com>
7932 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7933 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7936 2016-04-30 Alan Modra <amodra@gmail.com>
7939 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7940 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7943 2016-04-30 Alan Modra <amodra@gmail.com>
7945 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7946 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7947 flag_pic test for Darwin.
7949 2016-04-30 Alan Modra <amodra@gmail.com>
7951 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7952 throw_calls_crossed.
7953 (REG_FREQ_CALLS_CROSSED): Delete.
7954 (REG_N_THROWING_CALLS_CROSSED): Delete.
7955 * regstat.c (regstat_bb_compute_ri): Don't calculate
7956 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7957 (dump_reg_info): Don't print call cross frequency.
7958 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7959 and REG_N_THROWING_CALLS_CROSSED.
7961 2016-04-30 Alan Modra <amodra@gmail.com>
7963 * regs.h (struct reg_info_t): Delete live_length.
7964 (REG_LIVE_LENGTH): Delete macro.
7965 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7966 local_live, local_processed and local_live_last_luid params.
7967 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7969 (regstat_compute_ri): Adjust for above. Don't set
7971 (dump_reg_info): Don't print live length.
7972 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7973 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7974 Localize loop_depth var.
7976 2016-04-30 Alan Modra <amodra@gmail.com>
7978 * ira.c (enum valid_equiv): New.
7979 (validate_equiv_mem): Return enum.
7980 (update_equiv_mem): Create replacement in more cases.
7981 (add_store_equivs): Update validate_equiv_mem call.
7983 2016-04-30 Alan Modra <amodra@gmail.com>
7985 * ira.c (combine_and_move_insns): Rather than scanning insns,
7986 use DF infrastucture to find use and def insns.
7988 2016-04-30 Alan Modra <amodra@gmail.com>
7990 ira.c (combine_and_move_insns): Move invariant conditions..
7991 (ira.c): ..to here. Call combine_and_move_insns before
7992 add_store_equivs. Call grow_reg_equivs later. Allocate
7993 req_equiv later using max_reg_num() rather than global max_regno.
7994 (contains_replace_regs): Delete.
7995 (add_store_equivs): Remove contains_replace_regs test.
7997 2016-04-30 Alan Modra <amodra@gmail.com>
7999 * ira.c (struct equiv_mem_data): New.
8000 (equiv_mem, equiv_mem_modified): Delete static vars.
8001 (validate_equiv_mem_from_store): Use "data" param to communicate..
8002 (validate_equiv_mem): ..from here.
8004 2016-04-30 Alan Modra <amodra@gmail.com>
8006 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8008 (update_reg_equivs): ..here. Move allocation and freeing of
8009 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8010 end_alias_analysis to..
8013 2016-04-30 Alan Modra <amodra@gmail.com>
8015 * ira.c (pdx_subregs): Delete.
8016 (struct equivalence): Add pdx_subregs field.
8017 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8019 (update_equiv_regs): Don't create or free pdx_subregs. Update
8022 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8024 * config/rs6000/altivec.h: Change definitions of vec_xl and
8026 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8027 (LD_ELEMREV_V2DI): New.
8028 (LD_ELEMREV_V4SF): New.
8029 (LD_ELEMREV_V4SI): New.
8030 (LD_ELEMREV_V8HI): New.
8031 (LD_ELEMREV_V16QI): New.
8032 (ST_ELEMREV_V2DF): New.
8033 (ST_ELEMREV_V2DI): New.
8034 (ST_ELEMREV_V4SF): New.
8035 (ST_ELEMREV_V4SI): New.
8036 (ST_ELEMREV_V8HI): New.
8037 (ST_ELEMREV_V16QI): New.
8040 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8041 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8042 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8043 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8044 (altivec_expand_builtin): Add handling for
8045 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8046 (rs6000_invalid_builtin): Add error-checking for
8047 RS6000_BTM_P9_VECTOR.
8048 (altivec_init_builtins): Define builtins used to implement vec_xl
8050 (rs6000_builtin_mask_names): Define power9-vector.
8051 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8052 (RS6000_BTM_P9_VECTOR): Define.
8053 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8054 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8055 (vsx_ld_elemrev_v2df): Likewise.
8056 (vsx_ld_elemrev_v4sf): Likewise.
8057 (vsx_ld_elemrev_v4si): Likewise.
8058 (vsx_ld_elemrev_v8hi): Likewise.
8059 (vsx_ld_elemrev_v16qi): Likewise.
8060 (vsx_st_elemrev_v2df): Likewise.
8061 (vsx_st_elemrev_v2di): Likewise.
8062 (vsx_st_elemrev_v4sf): Likewise.
8063 (vsx_st_elemrev_v4si): Likewise.
8064 (vsx_st_elemrev_v8hi): Likewise.
8065 (vsx_st_elemrev_v16qi): Likewise.
8066 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8069 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8071 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8073 (simplify_control_stmt_condition_1): ... here. Recurse into
8074 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8076 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8079 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8080 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8081 define_insn_and_split to define_insn.
8082 (zero_extendqi<mode>2_dot2): Same.
8083 (extendqi<mode>2_dot): Same.
8084 (extendqi<mode>2_dot2): Same.
8086 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8089 (probe_stack): New expander.
8090 (probe_stack_<mode>): New insn pattern.
8092 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.md
8095 (operations with memory inputs setting flags peephole2):
8096 Remove uneeded REG_P checks. Cleanup pattern generation.
8098 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8100 * tree-vect-loop.c (vect_transform_loop): Fix
8101 nb_iterations_upper_bound computation for vectorized loop.
8103 2016-04-29 Marek Polacek <polacek@redhat.com>
8104 Jakub Jelinek <jakub@redhat.com>
8107 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8108 TARGET_EXPR_SLOT as a base.
8110 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8112 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8113 with 'rCm2' constraints to limit possible immediate size.
8114 (*load_zeroextendqisi_update): Likewise.
8115 (*load_signextendqisi_update): Likewise.
8116 (*loadhi_update): Likewise.
8117 (*load_zeroextendhisi_update): Likewise.
8118 (*load_signextendhisi_update): Likewise.
8119 (*loadsi_update): Likewise.
8120 (*loadsf_update): Likewise.
8122 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8124 * config/i386/predicates.md (constm1_operand): Fix comparison.
8126 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8128 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8130 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8132 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8133 remaining SH5 related settings.
8134 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8135 shmedia_prepare_call_address): Delete.
8136 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8137 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8138 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8139 UNSUPPORTED_SH2A): Remove m5 checks.
8140 (sh_divide_strategy_e): Remove SH5 division strategies.
8141 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8142 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8144 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8146 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8148 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8150 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8151 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8153 * config/s390/vector.md ("mov<mode>"): Likewise.
8155 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8157 * config/s390/constraints.md ("U", "W"): Invoke
8158 s390_mem_constraint with "ZR" and "ZT".
8159 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8160 addresses when using LRA. Accept also short displacements for S
8161 and T constraints. Do not check for long displacement target for
8162 S and T constraints.
8163 (s390_mem_constraint): Remove handling of U and W constraints.
8164 * config/s390/s390.md (various patterns): Remove the short
8165 displacement constraints (Q and R) if a long displacement
8166 constraint is present. Add longdisp as required CPU capability.
8167 * config/s390/vector.md: Likewise.
8168 * config/s390/vx-builtins.md: Likewise.
8170 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8173 * reload1.c (reload): Call finish_spills before
8174 restarting reload loop. Skip select_reload_regs
8175 if update_eliminables_and_spill returns true.
8177 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8179 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8180 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8181 (umulhisi3_imm): Update predicates and constraint letters.
8182 (umulhisi3_reg): Declare instruction as commutative.
8183 * config/arc/constraints.md (J12, J16): New constraints.
8184 * config/arc/predicates.md (short_unsigned_const_operand): New
8186 (arc_short_operand): Likewise.
8187 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8189 2016-04-29 Richard Biener <rguenther@suse.de>
8191 PR tree-optimization/13962
8192 PR tree-optimization/65686
8193 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8194 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8195 using PTA to compare pointers.
8196 * match.pd: Add pattern for pointer equality compare simplification
8197 using ptrs_compare_unequal.
8199 2016-04-29 Richard Biener <rguenther@suse.de>
8201 * stor-layout.c (layout_type): Do not build a pointer-to-element
8204 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8206 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8207 Use SWI mode iterator. Use general_reg_operand predicate.
8208 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8209 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8212 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8215 * fold-const.c (operand_equal_p): Don't verify hash value equality
8217 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8220 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8223 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8224 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8225 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8226 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8227 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8229 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8231 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8232 to info. Don't initialize separate fields to 0. Clean up
8235 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/i386.md (peephole2s for operations with memory inputs):
8238 Use SWI mode iterator.
8239 (peephole2s for operations with memory outputs): Ditto.
8240 Do not check for stack checking probe.
8242 (probe_stack): Remove expander.
8244 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8245 Andrew Burgess <andrew.burgess@embecosm.com>
8247 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8248 operands as 32-bits.
8250 2016-04-28 Jason Merrill <jason@redhat.com>
8252 * gdbinit.in: Skip line-map.h.
8254 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8255 Andrew Burgess <andrew.burgess@embecosm.com>
8257 * config/arc/arc.c (arc_conditional_register_usage): Take
8258 TARGET_RRQ_CLASS into account.
8259 (arc_print_operand): Support printing 'p' and 's' operands.
8260 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8262 (TARGET_RRQ_CLASS): Define.
8263 (IS_POWEROF2_OR_0_P): Define.
8264 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8266 (*tst_movb): New define_insn.
8267 (*tst): Avoid recognition if it could prevent '*tst_movb'
8268 combination; replace c/CnL with c/Chs alternative.
8269 (*tst_bitfield_tst): New define_insn.
8270 (*tst_bitfield_asr): New define_insn.
8271 (*tst_bitfield): New define_insn.
8272 (andsi3_i): Add Rrq variant.
8273 (extzv): New define_expand.
8274 (insv): New define_expand.
8275 (*insv_i): New define_insn.
8276 (*movb): New define_insn.
8277 (*movb_signed): New define_insn.
8278 (*movb_high): New define_insn.
8279 (*movb_high_signed): New define_insn.
8280 (*movb_high_signed + 1): New define_split pattern.
8281 (*mrgb): New define_insn.
8282 (*mrgb + 1): New define_peephole2 pattern.
8283 (*mrgb + 2): New define_peephole2 pattern.
8284 * config/arc/arc.opt (mbitops): New option for nps400, uses
8285 TARGET_NPS_BITOPS_DEFAULT.
8286 * config/arc/constraints.md (q): Make register class conditional.
8287 (Rrq): New register constraint.
8288 (Chs): New constraint.
8289 (Clo): New constraint.
8290 (Chi): New constraint.
8291 (Cbf): New constraint.
8292 (Cbn): New constraint.
8293 (C18): New constraint.
8294 (Cbi): New constraint.
8296 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8298 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8300 (bitmap_intersection_of_preds): Ditto.
8301 (bitmap_union_of_succs): Ditto.
8302 (bitmap_union_of_preds): Ditto.
8303 * sbitmap.c (do_popcount): Delete.
8304 (BITMAP_DEBUGGING): Delete.
8305 (sbitmap_verify_popcount): Delete.
8306 (sbitmap_alloc): Don't initialize the popcount field.
8307 (sbitmap_alloc_with_popcount): Delete.
8308 (sbitmap_resize): Don't resize the popcount array.
8309 (sbitmap_vector_alloc): Don't initialize the popcount field.
8310 (bitmap_copy): Don't copy the popcount array.
8311 (bitmap_clear): Don't clear the popcount array.
8312 (bitmap_clear): Delete the popcount array handling.
8313 (bitmap_ior_and_compl): Delete the popcount assert.
8314 (bitmap_not): Ditto.
8315 (bitmap_and_compl): Ditto.
8316 (bitmap_and): Delete the popcount array handling.
8317 (bitmap_xor): Ditto.
8318 (bitmap_ior): Ditto.
8319 (bitmap_or_and): Delete the popcount assert.
8320 (bitmap_and_or): Ditto.
8321 (popcount_table): Delete.
8322 (sbitmap_elt_popcount): Delete.
8323 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8324 (bitmap_set_bit): Delete the popcount assert.
8325 (bitmap_clear_bit): Ditto.
8326 (sbitmap_free): Don't free the popcount array.
8327 (sbitmap_alloc_with_popcount): Delete declaration.
8328 (sbitmap_popcount): Ditto.
8330 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8331 Andrew Burgess <andrew.burgess@embecosm.com>
8333 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8334 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8335 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8336 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8337 * config/arc/arc.opt (mcmem): New option.
8338 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8339 supply length for r/m alternative.
8340 (*extendqisi2_ac): Likewise.
8341 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8343 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8344 (movhi_insn): Likewise.
8345 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8346 (*zero_extendqihi2_i): Add r/Ucm alternative.
8347 (*zero_extendqisi2_ac): Likewise.
8348 (*zero_extendhisi2_i): Likewise.
8349 * config/arc/constraints.md (Uex): New memory constraint.
8350 (Ucm): New define_constraint.
8351 * config/arc/predicates.md (long_immediate_loadstore_operand):
8352 Return 0 for MEM with cmem_address address.
8353 (cmem_address_0): New predicates.
8354 (cmem_address_1): Likewise.
8355 (cmem_address_2): Likewise.
8356 (cmem_address): Likewise.
8358 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8360 * config/rs6000/rs6000.c (machine_function): Rename
8361 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8362 (rs6000_stack_info): Adjust.
8364 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8365 Andrew Burgess <andrew.burgess@embecosm.com>
8367 * config/arc/constraints.md (Usd): Convert to define_constraint.
8371 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8374 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8375 Add new peephole2 where the first insn is *mov<mode>_or instead of
8376 *mov<mode>_internal.
8378 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8380 * tracer.c (bb_seen): Make static.
8382 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8384 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8385 support, setup defaults.
8386 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8387 * config/arc/arc.c (arc_init): Add NPS400 support.
8388 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8389 (TARGET_ARC700): NPS400 is also an ARC700.
8390 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8392 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8395 * config/nds32/nds32.md (casesi): Don't access the operands array
8398 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8400 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8401 (or $-1,reg peephole2): Ditto.
8402 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8404 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8406 * doc/extend.texi (Common Function Attributes) [optimize]:
8407 Discourage use of the optimize attribute.
8409 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8411 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8412 special case builtin.
8413 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8414 ALTIVEC_BUILTIN_VEC_ADDE.
8415 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8416 support for ALTIVEC_BUILTIN_VEC_ADDE.
8417 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8418 for __builtin_vec_adde.
8420 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8422 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8423 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8425 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8428 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8429 attributes): Document cilkplus_runtime.
8431 2016-04-28 Martin Jambor <mjambor@suse.cz>
8433 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8434 this function. Call verify_expr on MEM_REFs and bases of other
8437 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8439 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8440 for WORD_REGISTER_OPERATIONS to runtime check.
8442 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8444 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8446 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8448 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8449 big-endian compilation.
8450 * config/arc/arc.md (addf3): Likewise.
8454 2016-04-28 Richard Biener <rguenther@suse.de>
8456 PR tree-optimization/70840
8457 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8458 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8459 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8460 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8462 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8464 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8465 and explain why in a comment.
8467 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8469 * config/arc/arc.md (cpu_facility): Add fpx variant.
8470 (subdf3): Prohibit use reverse sub when assist operations option
8472 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8473 instructions only when FPX is enabled.
8474 * testsuite/gcc.target/arc/trsub.c: New test.
8476 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8478 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8479 mult_operator when calculating "type" attribute.
8480 (*fop_<mode>_1_i387): Ditto.
8481 (*fop_xf_1_i387): Ditto.
8482 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8483 Use std::swap to swap operands. Use RTL expressions to generate
8486 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8487 Joern Rennecke <joern.rennecke@embecosm.com>
8489 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8491 (emit_pic_move): Remove.
8492 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8493 * config/arc/arc.c (emit_pic_move): Removed.
8494 (TARGET_HAVE_TLS): Define.
8495 (arc_conditional_register_usage): Test for arc_tp_regno.
8496 (arc_print_operand, arc_print_operand_address): Handle TLS
8498 (arc_needs_pcl_p): New function.
8499 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8500 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8501 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8502 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8503 (arc_legitimize_tls_address): Likewise.
8504 (DTPOFF_ZERO_SYM): Define.
8505 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8506 (arc_output_pic_addr_const): Print TLS unspecs.
8507 (prepare_pic_move): New function, replaces emit_pic_move.
8508 (arc_legitimate_constant_p): Handle TLS unspecs.
8509 (arc_legitimate_address_p): Likewise.
8510 (arc_rewrite_small_data_p): Use assert for TLS constants.
8511 (prepare_move_operands): Use prepare_pic_move.
8512 (arc_legitimize_address): Legitimize tls addresses.
8513 (arc_epilogue_uses): Check for arc_tp_regno.
8514 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8515 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8517 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8519 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8520 %(arc_tls_extra_start_spec).
8521 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8522 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8524 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8525 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8526 (UNSPEC_TLS_OFF): Add.
8528 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8529 (get_thread_pointersi): New patterns.
8530 * config/arc/arc.opt (mtp-regno): New option.
8531 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8532 (move_dest_operand): Likewise.
8533 * configure: Regenerate.
8534 * configure.ac: Add arc*-*-* case to test for tls.
8535 * doc/invoke.texi (ARC options): Document mtp-regno.
8537 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8539 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8540 the new ARC HS SIMD instructions.
8541 (arc_preferred_simd_mode): New function.
8542 (arc_autovectorize_vector_sizes): Likewise.
8543 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8544 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8545 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8546 (arc_init_builtins): Add new SIMD builtin types.
8547 (arc_split_move): Handle 64 bit vector moves.
8548 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8549 (TARGET_PLUS_QMACW): Define.
8550 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8551 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8552 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8553 (VSUBADD4H): New builtins.
8554 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8555 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8557 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8558 Matthias Klose <doko@debian.org>
8560 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8562 2016-04-28 Richard Biener <rguenther@suse.de>
8565 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8568 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8570 * common/config/sh/sh-common.c: Remove SH5 support.
8571 * config/sh/constraints.md: Likewise.
8572 * config/sh/config/sh/elf.h: Likewise.
8573 * config/sh/linux.h: Likewise.
8574 * config/sh/netbsd-elf.h: Likewise.
8575 * config/sh/predicates.md: Likewise.
8576 * config/sh/sh-c.c: Likewise.
8577 * config/sh/sh-protos.h: Likewise.
8578 * config/sh/sh.c: Likewise.
8579 * config/sh/sh.h: Likewise.
8580 * config/sh/sh.md: Likewise.
8581 * config/sh/sh.opt: Likewise.
8582 * config/sh/sync.md: Likewise.
8583 * config/sh/sh64.h: Delete.
8584 * config/sh/shmedia.h: Likewise.
8585 * config/sh/shmedia.md: Likewise.
8586 * config/sh/sshmedia.h: Likewise.
8587 * config/sh/t-netbsd-sh5-64: Likewise.
8588 * config/sh/t-sh64: Likewise.
8589 * config/sh/ushmedia.h: Likewise.
8591 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8594 general_reg_operand instead of register_operand predicate.
8596 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8598 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8600 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8602 * match.pd (A - B > A, A + B < A): New transformations.
8604 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8606 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8607 which defaults to true. Emit an outer pair of parentheses only if
8608 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8609 don't emit parentheses for the right-hand operand.
8611 2016-04-27 Jeff Law <law@redhat.com>
8613 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8615 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8617 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8618 (altivec_lvx_<mode>_internal): Document.
8619 (altivec_lvx_<mode>_2op): New define_insn.
8620 (altivec_lvx_<mode>_1op): Likewise.
8621 (altivec_lvx_<mode>_2op_si): Likewise.
8622 (altivec_lvx_<mode>_1op_si): Likewise.
8623 (altivec_stvx_<mode>): Remove.
8624 (altivec_stvx_<mode>_internal): Document.
8625 (altivec_stvx_<mode>_2op): New define_insn.
8626 (altivec_stvx_<mode>_1op): Likewise.
8627 (altivec_stvx_<mode>_2op_si): Likewise.
8628 (altivec_stvx_<mode>_1op_si): Likewise.
8629 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8630 Expand vec_ld and vec_st during parsing.
8631 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8633 (altivec_expand_stvx_be): Likewise.
8634 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8635 address-masking behavior in RTL.
8636 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8637 address-masking behavior in RTL.
8638 (altivec_expand_builtin): Change builtin code arguments for calls
8639 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8640 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8641 presence of lvx/stvx patterns.
8642 (alignment_with_canonical_addr): New function.
8643 (alignment_mask): Likewise.
8644 (find_alignment_op): Likewise.
8645 (recombine_lvx_pattern): Likewise.
8646 (recombine_stvx_pattern): Likewise.
8647 (recombine_lvx_stvx_patterns): Likewise.
8648 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8649 stvx patterns from expand.
8650 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8652 (vector_altivec_store_<mode>): Likewise.
8654 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8656 * config/aarch64/aarch64.md
8657 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8658 remove the "fp" attributes.
8659 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8660 add the "simd" attributes.
8661 (*movdf_aarch64): Likewise.
8662 (*movtf_aarch64): Remove the "fp" attributes.
8663 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8664 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8666 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8668 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8669 rtx to rtx_code_label *.
8670 * rtl.h (maybe_set_first_label_num): Likewise.
8672 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8674 * df-core.c (df_add_problem): Make the problem param be const.
8675 (df_remove_problem): Make local "problem" be const.
8676 * df-problems.c (problem_RD): Make const.
8677 (problem_LR): Likewise.
8678 (problem_LIVE): Likewise.
8679 (problem_MIR): Likewise.
8680 (problem_CHAIN): Likewise.
8681 (problem_WORD_LR): Likewise.
8682 (problem_NOTE): Likewise.
8683 (problem_MD): Likewise.
8684 * df-scan.c (problem_SCAN): Likewise.
8685 * df.h (struct df_problem): Make field "dependent_problem" be
8687 (struct dataflow): Likewise for field "problem".
8688 (df_add_problem): Make param const.
8690 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8692 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8693 inter-unit moves to/from vector registers are enabled. Do not disable
8696 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8698 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8699 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8701 (enum df_problem_id): ...this new enum.
8702 (struct df_problem): Convert field "id" from "int" to
8705 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8707 * rtl.def: Update comment for "things in the instruction chain" to
8708 reflect the removal of the leading "i" field for INSN_UID in
8709 r210360. Fix bogus apostrophe.
8711 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/i386.md
8714 (lea arith with mem operand + setcc peephole2): Set operator mode.
8716 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8719 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8720 (dimode_scalar_to_vector_candidate_p): This.
8721 (timode_scalar_to_vector_candidate_p): New function.
8722 (scalar_to_vector_candidate_p): Likewise.
8723 (timode_check_non_convertible_regs): Likewise.
8724 (timode_remove_non_convertible_regs): Likewise.
8725 (remove_non_convertible_regs): Likewise.
8726 (remove_non_convertible_regs): Renamed to ...
8727 (dimode_remove_non_convertible_regs): This.
8728 (scalar_chain::~scalar_chain): Make it virtual.
8729 (scalar_chain::compute_convert_gain): Make it pure virtual.
8730 (scalar_chain::mark_dual_mode_def): Likewise.
8731 (scalar_chain::convert_insn): Likewise.
8732 (scalar_chain::convert_registers): Likewise.
8733 (scalar_chain::add_to_queue): Make it protected.
8734 (scalar_chain::emit_conversion_insns): Likewise.
8735 (scalar_chain::replace_with_subreg): Likewise.
8736 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8737 (scalar_chain::convert_op): Likewise.
8738 (scalar_chain::convert_reg): Likewise.
8739 (scalar_chain::make_vector_copies): Likewise.
8740 (scalar_chain::convert_registers): New pure virtual function.
8741 (class dimode_scalar_chain): New class.
8742 (class timode_scalar_chain): Likewise.
8743 (scalar_chain::mark_dual_mode_def): Renamed to ...
8744 (dimode_scalar_chain::mark_dual_mode_def): This.
8745 (timode_scalar_chain::mark_dual_mode_def): New function.
8746 (timode_scalar_chain::convert_insn): Likewise.
8747 (dimode_scalar_chain::convert_registers): Likewise.
8748 (scalar_chain::compute_convert_gain): Renamed to ...
8749 (dimode_scalar_chain::compute_convert_gain): This.
8750 (scalar_chain::replace_with_subreg): Renamed to ...
8751 (dimode_scalar_chain::replace_with_subreg): This.
8752 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8753 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8754 (scalar_chain::make_vector_copies): Renamed to ...
8755 (dimode_scalar_chain::make_vector_copies): This.
8756 (scalar_chain::convert_reg): Renamed to ...
8757 (dimode_scalar_chain::convert_reg ): This.
8758 (scalar_chain::convert_op): Renamed to ...
8759 (dimode_scalar_chain::convert_op): This.
8760 (scalar_chain::convert_insn): Renamed to ...
8761 (dimode_scalar_chain::convert_insn): This.
8762 (scalar_chain::convert): Call convert_registers.
8763 (convert_scalars_to_vector): Change to scalar_chain pointer to
8764 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8765 in 32-bit mode. Delete scalar_chain pointer. Call
8766 free_dominance_info in 64-bit mode.
8767 (pass_stv::gate): Remove TARGET_64BIT check.
8768 (ix86_option_override): Put the 64-bit STV pass before the CSE
8771 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8773 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8774 dw_loc_frame_offset field.
8775 * dwarf2out.c (new_loc_descr): Likewise.
8776 (resolve_args_picking_1): Turn the VISITED hash set into a
8777 FRAME_OFFSET hash map. Use it to associate a frame offset to
8778 visited nodes. Remove uses of the CHECKING_P macro.
8779 (resolve_args_picking): Update call to resolve_args_picking_1.
8781 2016-04-27 Martin Liska <mliska@suse.cz>
8783 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8784 (free_loop_data): Release vuses of groups.
8786 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8788 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8789 instead of redundant use_id and boolean have_use_for.
8790 (struct iv_use): Change sub_id into group_id. Remove field next.
8791 Move fields: related_cands, n_map_members, cost_map and selected
8793 (struct iv_group): ... here. New structure.
8794 (struct iv_common_cand): Use structure declaration directly.
8795 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8796 (MAX_CONSIDERED_USES): Rename macro to ...
8797 (MAX_CONSIDERED_GROUPS): ... here.
8798 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8799 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8800 (dump_uses): Rename to ...
8801 (dump_groups): ... here. Update all uses.
8802 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8803 (find_induction_variables): Refactor format of dump information.
8804 (record_sub_use): Delete.
8805 (record_use): Update all uses.
8806 (record_group): New function.
8807 (record_group_use, find_interesting_uses_op): Call above functions.
8809 (find_interesting_uses_cond): Ditto.
8810 (group_compare_offset): New function.
8811 (split_all_small_groups): Rename to ...
8812 (split_small_address_groups_p): ... here. Update all uses.
8813 (split_address_groups): Update all uses.
8814 (find_interesting_uses): Refactor format of dump information.
8815 (add_candidate_1): Update all uses. Remove redundant check on iv,
8817 (add_candidate, record_common_cand): Remove redundant assert.
8818 (add_iv_candidate_for_biv): Update use.
8819 (add_iv_candidate_derived_from_uses): Update all uses.
8820 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8821 (alloc_use_cost_map): Ditto.
8822 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8823 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8824 (determine_use_iv_cost_generic): Ditto.
8825 (determine_group_iv_cost_generic): Ditto.
8826 (determine_use_iv_cost_address): Ditto.
8827 (determine_group_iv_cost_address): Ditto.
8828 (determine_use_iv_cost_condition): Ditto.
8829 (determine_group_iv_cost_cond): Ditto.
8830 (determine_use_iv_cost): Ditto.
8831 (determine_group_iv_cost): Ditto.
8832 (set_autoinc_for_original_candidates): Update all uses.
8833 (find_iv_candidates): Update all uses. Refactor dump information.
8834 (determine_use_iv_costs): Ditto.
8835 (determine_iv_costs): Ditto.
8836 (iv_ca_cand_for_use): Rename to ...
8837 (iv_ca_cand_for_group): ... here. Update all uses.
8838 (iv_ca_add_use, iv_ca_add_group): Ditto.
8839 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8840 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8841 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8842 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8843 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8844 (create_new_iv, adjust_iv_update_pos): Ditto.
8845 (rewrite_use_address): Delete.
8846 (rewrite_use_address_1): Rename to ...
8847 (rewrite_use_address): ... here.
8848 (rewrite_use_compare): Update all uses.
8849 (rewrite_use): Delete.
8850 (rewrite_uses): Rename to ...
8851 (rewrite_groups): ... here. Update all uses.
8852 (remove_unused_ivs, free_loop_data): Update all uses.
8853 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8855 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8857 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8858 for WORD_REGISTER_OPERATIONS to runtime check.
8860 2016-04-27 Richard Biener <rguenther@suse.de>
8863 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8864 aggregate_value_p to determine if a function result is
8865 returned by reference.
8866 (ipa_pta_execute): Functions having their address taken are
8867 not automatically nonlocal.
8869 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8872 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8873 * fold-const.c (operand_equal_p): If flag_checking and
8874 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8875 and if it returns non-zero, assert iterative_hash_expr on both
8878 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8880 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8882 2016-04-27 Nick Clifton <nickc@redhat.com>
8885 * varasm.c (merge_weak): Generate an error if an attempt is made
8886 to convert a non-weak static function into a weak, public function.
8888 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8890 * params.def (MAX_PARTITION_SIZE): New param.
8891 * doc/invoke.texi: Document lto-max-partition.
8893 2016-04-27 Richard Biener <rguenther@suse.de>
8896 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8897 function cummulating used_from_other_partition, externally_visible
8898 and force_output from aliases.
8899 (refered_from_nonlocal_var): Likewise.
8900 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8901 node flags properly.
8903 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8905 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8906 (-Wmemset-elt-size): New item.
8908 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8911 * stor-layout.h (internal_reference_types): Delete.
8912 * stor-layout.c (reference_types_internal): Likewise.
8913 (internal_reference_types): Likewise.
8914 (layout_type) <REFERENCE_TYPE>: Adjust.
8916 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8919 * tree.h (inchash::add_expr): Add FLAGS argument.
8920 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8921 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8922 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8923 Formatting fix. Adjust recursive calls. For tcc_comparison,
8924 if swap_tree_comparison (code) is smaller than code, hash that
8925 and arguments in the other order. Hash CONVERT_EXPR the same
8926 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8927 of ADDR_EXPR of decl as the decl itself. Add or remove
8928 OEP_ADDRESS_OF from recursive flags as needed. For
8929 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8930 operands commutatively and only the third one normally.
8931 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8933 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8935 * config/rtems.h (LIB_SPEC): Add -latomic.
8937 2016-04-27 Joel Sherrill <joel@rtems.org>
8939 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8940 xilink.ld and flags not relevant to RTEMS.
8942 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8944 * toplev.c (backend_init_target): Avoid calling init_reload when using
8947 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8949 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8950 for loops rather than one for the whole function.
8952 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8954 * match.pd (X + CST CMP X): New transformation.
8956 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8958 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8959 * fold-const.c (fold_binary_loc): Remove 2 transformations
8960 superseded by match.pd.
8961 * match.pd (x+x -> x*2): Generalize to integers.
8963 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8965 * config/i386/i386.md (operation on memory peephole): Duplicate an
8966 existing peephole and adapt it to match lea rather than an operation
8969 PR rtl-optimization/57193
8970 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8972 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8974 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8976 * tree-if-conv.c (any_pred_load_store): New static variable.
8977 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8978 any_pred_load_store instead of and_mask_load_store.
8979 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8980 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8981 (combine_blocks, tree_if_conversion): Ditto.
8983 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8985 PR tree-optimization/70771
8986 PR tree-optimization/70775
8987 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8988 virtual PHI nodes. Delete parameter.
8989 (if_convertible_loop_p_1): Delete argument to above function.
8990 (predicate_all_scalar_phis): Delete code handling single-argument
8992 (tree_if_conversion): Mark and update virtual SSA.
8994 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8997 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8998 (x86_elf_aligned_common): Rename to ...
8999 (x86_elf_aligned_decl_common): ... this.
9000 Add decl arg. Switch to .lbss for largecomm object. Use
9001 LARGECOMM_SECTION_ASM_OP.
9002 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9004 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9005 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9007 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9008 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9010 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9013 * config/i386/i386.c (SECTION_LARGE): Define.
9014 (x86_64_elf_select_section): Set it for large data/bss sections.
9015 Only clear SECTION_WRITE for .lrodata.
9016 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9018 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9019 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9020 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9022 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9023 * doc/tm.texi: Regenerate.
9025 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9028 * configure.ac (--enable-checking): Document extra flag, for
9029 non-release builds default to --enable-checking=yes,extra.
9030 If misc checking and extra checking, define CHECKING_P to 2 instead
9032 * common.opt (fchecking=): Add.
9033 * doc/invoke.texi (-fchecking=): Document.
9034 * doc/install.texi: Document --enable-checking changes.
9035 * configure: Regenerated.
9036 * config.in: Regenerated.
9038 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9040 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9041 attribute instead of which_alternative.
9042 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9043 Use EXT_REX_SSE_REG_P where appropriate.
9045 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/predicates.md (const0_operand): Do not match
9048 const_wide_int code.
9049 (const1_operand): Ditto.
9051 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9053 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9054 for SSE constm1 operands and TARGET_AVX512VL.
9055 (*movti_internal): Ditto.
9056 (*mov<mode>_or): Use constm1_operand predicate.
9057 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9058 for SSE vector_all_ones operands and TARGET_AVX512VL.
9059 * config/i386/predicates.md (constm1_operand): New predicate.
9060 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9061 emission of constant -1 load.
9063 2016-04-25 Jason Merrill <jason@redhat.com>
9065 * gdbinit.in: Skip is-a.h.
9067 * attribs.c (register_scoped_attributes): Fix logic.
9068 * attribs.h: Declare register_scoped_attributes.
9070 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9072 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9073 stxvd2x and stxvw4x built-in functions.
9075 2016-04-25 DJ Delorie <dj@redhat.com>
9077 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9078 (ashrhi3): Likewise.
9079 (lshrhi3): Likewise.
9081 2016-04-25 Richard Biener <rguenther@suse.de>
9083 PR tree-optimization/70780
9084 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9086 (compute_antic): Mark blocks with abnormal preds as visited as
9087 they have a final empty antic-in solution already.
9089 2016-04-25 Michael Collison <michael.collison@linaro.org>
9091 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9093 2016-04-25 Michael Collison <michael.collison@linaro.org>
9095 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9096 mode is VQI to improve mixed mode vectorization.
9097 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9098 define_insn to match low half of signed vaddw.
9099 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9100 define_insn to match high half of signed vaddw.
9101 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9102 define_insn to match low half of unsigned vaddw.
9103 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9104 define_insn to match high half of unsigned vaddw.
9105 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9106 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9107 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9109 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9110 * config/arm/predicates.md (vect_par_constant_high): Support
9111 big endian and simplify by calling
9112 arm_simd_check_vect_par_cnst_half
9113 (vect_par_constant_low): Likewise.
9115 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9117 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9118 predicate for operand 2.
9120 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9121 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9124 machine_mode argument.
9125 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9126 constm1_rtx operands. For VOIDmode constants, get mode from
9127 pred_mode. Check mode size if the mode is supported by ABI.
9128 (standard_sse_constant_opcode): Do not use standard_constant_p.
9129 Strictly check ABI support for all-ones operands.
9130 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9131 immediates. Update calls to standard_sse_constant_p.
9132 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9133 (ix86_rtx_costs): Ditto.
9134 * config/i386/i386.md (*movxi_internal_avx512f): Use
9135 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9136 Use (v,BC) alternative instead of (v,C). Use register_operand
9137 checks instead of MEM_P.
9138 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9139 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9140 isa attribute. Use register_operand checks instead of MEM_P.
9141 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9142 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9143 alternative and corresponding sse2 isa attribute.
9144 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9145 to standard_sse_constant_p.
9146 (FP constant splitters): Ditto.
9147 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9149 * config/i386/predicates.md (constm1_operand): Remove.
9150 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9151 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9152 vector_all_ones_operand instead of constm1_operand.
9154 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9156 * print-rtl.c (print_rtx_insn_vec): New function.
9157 * print-rtl.h: New prototype.
9158 * store-motion.c (struct st_expr): Make avail_stores a vector.
9159 (st_expr_entry): Adjust.
9160 (free_st_expr_entry): Likewise.
9161 (print_store_motion_mems): Likewise.
9162 (find_moveable_store): Likewise.
9163 (compute_store_table): Likewise.
9164 (delete_store): Likewise.
9165 (build_store_vectors): Likewise.
9167 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9169 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9171 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9173 * vec.h (vec_safe_contains): New function.
9174 (vec::contains): Likewise.
9175 (vec::begin): Likewise.
9176 (vec::end): Likewise.
9178 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9181 * cfgexpand.c (expand_stack_vars): Fix typo.
9183 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9185 * system.h (list, map, set, vector): Include conditionally.
9186 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9187 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9188 * ipa-icf.c (INCLUDE_LIST): Define.
9189 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9190 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9191 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9192 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9193 * cp/logic.cc (INCLUDE_LIST): Define.
9194 * fortran/trans-common.c (INCLUDE_MAP): Define.
9196 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9198 * auto-profile.c: Remove <string.h> include.
9199 * ipa-icf-gimple.c: Remove <list> include.
9200 * diagnostic.c: Remove <new> include.
9201 * genmatch.c: Likewise.
9202 * pretty-print.c: Likewise.
9203 * toplev.c: Likewise
9204 * c/c-objc-common.c: Likewise.
9205 * cp/error.c: Likewise.
9206 * fortran/error.c: Likewise.
9208 2016-04-22 Richard Biener <rguenther@suse.de>
9210 * lto-streamer-in.c (input_ssa_names): Do not allocate
9211 GIMPLE_NOP for all SSA names.
9212 * lto-streamer-out.c (output_ssa_names): Do not output
9213 SSA names that should have been released.
9215 2016-04-22 Richard Biener <rguenther@suse.de>
9217 PR tree-optimization/70740
9218 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9221 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9224 * config/i386/predicates.md (call_insn_operand): Replace
9225 sibcall_memory_operand with memory_operand.
9227 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9229 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9230 has_single_use() tests.
9231 (register_edge_assert_for_1): Likewise.
9232 (find_assert_locations_1): Check the liveness bitmap instead of
9233 checking has_single_use().
9235 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9238 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9239 Extract AVX-512BW constraint from AVX.
9241 2016-04-21 Richard Biener <rguenther@suse.de>
9243 PR tree-optimization/70725
9244 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9245 for phi_convertible_by_degenerating_args.
9246 (predicate_all_scalar_phis): Handle single-argument PHIs.
9248 2016-04-21 Richard Biener <rguenther@suse.de>
9251 * fold-const.c (fold_comparison): Return properly typed
9254 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9256 PR tree-optimization/70715
9257 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9258 after expanding BASE using expand_simple_operations.
9260 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9262 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9263 New transformations.
9265 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9267 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9269 2016-04-20 Jan Hubicka <jh@suse.cz>
9271 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9272 ultiimate_alias_target.
9273 (update_callee_keys): Likewise.
9274 (lookup_recursive_calls): Likewise.
9275 (speculation_useful_p): Likewise.
9277 2016-04-20 Jan Hubicka <jh@suse.cz>
9280 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9281 (set_nothrow_flag_1): ... this; handle interposition correctly;
9282 recurse on aliases and thunks.
9283 (cgraph_node::set_nothrow_flag): New.
9284 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9285 functions compiled with non-call exceptions that binds to current
9287 (propagate_nothrow): Be safe WRT interposition.
9288 * cgraph.h (set_nothrow_flag): Update prototype.
9290 2016-04-18 Jan Hubicka <jh@suse.cz>
9292 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9293 max_loop_iterations_int.
9294 (tree_unswitch_outer_loop): Likewise.
9296 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9298 PR tree-optimization/69489
9299 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9300 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9301 Revise dump message.
9302 (if_convertible_bb_p): Remove check on edge count of basic block's
9305 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9307 PR tree-optimization/56625
9308 PR tree-optimization/69489
9309 * tree-data-ref.h (DR_INNERMOST): New macro.
9310 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9311 hashing struct innermost_loop_behavior.
9312 (ref_DR_map): Remove.
9313 (innermost_DR_map): New map.
9314 (baseref_DR_map): Revise comment.
9315 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9316 to innermost_DR_map accroding to its innermost loop behavior.
9317 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9318 to its innermost loop behavior.
9319 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9320 Add initialization for innermost_DR_map. Record memory reference
9321 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9322 have innermost loop behavior.
9323 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9326 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9329 *lea_general_1. Use explicit SWI12 mode interator.
9330 (*lea<mode>_general_2): Rename from *lea_general_2.
9331 Use explicit SWI12 mode interator.
9332 (*lea<mode>_general_3): Rename from *lea_general_3.
9333 Use explicit SWI12 mode interator.
9334 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9335 Use explicit SWI12 mode interator.
9336 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9337 Use explicit SWI48 mode interator.
9339 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9341 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9342 Short-cut unaligned load and store cases. Handle all integer
9344 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9345 and store cases. Call ix86_avx256_split_vector_move_misalign
9346 directly without checking mode class.
9348 2016-04-20 Andrew Pinski <apinski@cavium.com>
9349 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9352 * config/aarch64/aarch64.md (sibcall): Force call
9353 address to be DImode for ILP32.
9354 (sibcall_value): Likewise.
9356 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9358 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9360 2016-04-20 Richard Biener <rguenther@suse.de>
9362 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9363 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9364 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9365 (maybe_push_res_to_seq): Adjust.
9366 * gimple-fold.c (maybe_build_generic_op): Likewise.
9368 2016-04-20 Marek Polacek <polacek@redhat.com>
9370 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9373 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9375 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9376 use kmovw to support AVX512F target.
9378 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9380 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9382 2016-04-20 Marek Polacek <polacek@redhat.com>
9384 PR tree-optimization/70725
9385 * tree-if-conv.c (is_false_predicate): New function.
9386 (predicate_mem_writes): Use it.
9388 2016-04-20 Richard Biener <rguenther@suse.de>
9390 PR tree-optimization/70726
9391 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9392 shift amounts from a pattern stmt operand.
9394 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9397 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9398 stack_restore_from_fpr pattern when restoring r15.
9399 (s390_optimize_prologue): Strip away the memory barrier in the
9400 parallel when trying to get rid of restore insns.
9401 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9402 definition for loading the stack pointer from an FPR. Compared to
9403 the normal move insn this pattern includes a full memory barrier.
9405 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9408 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9409 implicitly linear or lastprivate iterator on the outer context.
9411 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9413 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9415 * config/i386/i386.md (ssememalign): Removed.
9416 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9418 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9421 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9422 const short * to __builtin_ia32_loaddquhi512_mask.
9423 (_mm512_maskz_loadu_epi16): Likewise.
9424 (_mm512_mask_storeu_epi16): Pass short * to
9425 __builtin_ia32_storedquhi512_mask.
9426 (_mm512_mask_loadu_epi8): Pass const char * to
9427 __builtin_ia32_loaddquqi512_mask.
9428 (_mm512_maskz_loadu_epi8): Likewise.
9429 (_mm512_mask_storeu_epi8): Pass char * to
9430 __builtin_ia32_storedquqi512_mask.
9431 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9432 const double * to __builtin_ia32_loadupd512_mask.
9433 (_mm512_mask_loadu_pd): Likewise.
9434 (_mm512_maskz_loadu_pd): Likewise.
9435 (_mm512_storeu_pd): Pass double * to
9436 __builtin_ia32_storeupd512_mask.
9437 (_mm512_mask_storeu_pd): Likewise.
9438 (_mm512_loadu_ps): Pass const float * to
9439 __builtin_ia32_loadups512_mask.
9440 (_mm512_mask_loadu_ps): Likewise.
9441 (_mm512_maskz_loadu_ps): Likewise.
9442 (_mm512_storeu_ps): Pass float * to
9443 __builtin_ia32_storeups512_mask.
9444 (_mm512_mask_storeu_ps): Likewise.
9445 (_mm512_mask_loadu_epi64): Pass const long long * to
9446 __builtin_ia32_loaddqudi512_mask.
9447 (_mm512_maskz_loadu_epi64): Likewise.
9448 (_mm512_mask_storeu_epi64): Pass long long *
9449 to __builtin_ia32_storedqudi512_mask.
9450 (_mm512_loadu_si512): Pass const int * to
9451 __builtin_ia32_loaddqusi512_mask.
9452 (_mm512_mask_loadu_epi32): Likewise.
9453 (_mm512_maskz_loadu_epi32): Likewise.
9454 (_mm512_storeu_si512): Pass int * to
9455 __builtin_ia32_storedqusi512_mask.
9456 (_mm512_mask_storeu_epi32): Likewise.
9457 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9458 char * to __builtin_ia32_storedquqi256_mask.
9459 (_mm_mask_storeu_epi8): Likewise.
9460 (_mm256_mask_loadu_epi16): Pass const short * to
9461 __builtin_ia32_loaddquhi256_mask.
9462 (_mm256_maskz_loadu_epi16): Likewise.
9463 (_mm_mask_loadu_epi16): Pass const short * to
9464 __builtin_ia32_loaddquhi128_mask.
9465 (_mm_maskz_loadu_epi16): Likewise.
9466 (_mm256_mask_loadu_epi8): Pass const char * to
9467 __builtin_ia32_loaddquqi256_mask.
9468 (_mm256_maskz_loadu_epi8): Likewise.
9469 (_mm_mask_loadu_epi8): Pass const char * to
9470 __builtin_ia32_loaddquqi128_mask.
9471 (_mm_maskz_loadu_epi8): Likewise.
9472 (_mm256_mask_storeu_epi16): Pass short * to.
9473 __builtin_ia32_storedquhi256_mask.
9474 (_mm_mask_storeu_epi16): Pass short * to.
9475 __builtin_ia32_storedquhi128_mask.
9476 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9477 const double * to __builtin_ia32_loadupd256_mask.
9478 (_mm256_maskz_loadu_pd): Likewise.
9479 (_mm_mask_loadu_pd): Pass onst double * to
9480 __builtin_ia32_loadupd128_mask.
9481 (_mm_maskz_loadu_pd): Likewise.
9482 (_mm256_mask_storeu_pd): Pass double * to
9483 __builtin_ia32_storeupd256_mask.
9484 (_mm_mask_storeu_pd): Pass double * to
9485 __builtin_ia32_storeupd128_mask.
9486 (_mm256_mask_loadu_ps): Pass const float * to
9487 __builtin_ia32_loadups256_mask.
9488 (_mm256_maskz_loadu_ps): Likewise.
9489 (_mm_mask_loadu_ps): Pass const float * to
9490 __builtin_ia32_loadups128_mask.
9491 (_mm_maskz_loadu_ps): Likewise.
9492 (_mm256_mask_storeu_ps): Pass float * to
9493 __builtin_ia32_storeups256_mask.
9494 (_mm_mask_storeu_ps): ass float * to
9495 __builtin_ia32_storeups128_mask.
9496 (_mm256_mask_loadu_epi64): Pass const long long * to
9497 __builtin_ia32_loaddqudi256_mask.
9498 (_mm256_maskz_loadu_epi64): Likewise.
9499 (_mm_mask_loadu_epi64): Pass const long long * to
9500 __builtin_ia32_loaddqudi128_mask.
9501 (_mm_maskz_loadu_epi64): Likewise.
9502 (_mm256_mask_storeu_epi64): Pass long long * to
9503 __builtin_ia32_storedqudi256_mask.
9504 (_mm_mask_storeu_epi64): Pass long long * to
9505 __builtin_ia32_storedqudi128_mask.
9506 (_mm256_mask_loadu_epi32): Pass const int * to
9507 __builtin_ia32_loaddqusi256_mask.
9508 (_mm256_maskz_loadu_epi32): Likewise.
9509 (_mm_mask_loadu_epi32): Pass const int * to
9510 __builtin_ia32_loaddqusi128_mask.
9511 (_mm_maskz_loadu_epi32): Likewise.
9512 (_mm256_mask_storeu_epi32): Pass int * to
9513 __builtin_ia32_storedqusi256_mask.
9514 (_mm_mask_storeu_epi32): Pass int * to
9515 __builtin_ia32_storedqusi128_mask.
9516 * config/i386/i386-builtin-types.def (PCSHORT): New.
9518 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9519 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9520 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9521 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9522 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9523 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9524 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9525 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9526 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9527 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9528 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9529 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9530 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9531 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9532 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9533 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9534 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9535 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9536 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9537 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9538 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9539 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9540 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9541 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9542 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9543 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9544 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9545 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9546 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9547 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9548 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9549 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9550 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9551 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9552 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9553 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9554 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9555 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9556 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9557 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9558 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9559 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9560 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9561 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9562 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9563 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9564 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9565 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9566 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9568 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9569 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9571 (ix86_expand_vector_move_misalign): Likewise.
9572 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9573 to scalar function prototype for unaligned load/store builtins.
9574 (ix86_expand_special_args_builtin): Updated.
9575 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9576 (UNSPEC_STOREU): Likewise.
9577 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9578 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9579 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9580 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9581 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9582 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9583 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9584 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9585 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9586 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9587 (<avx512>_storedqu<mode>_mask): Likewise.
9588 (*sse4_2_pcmpestr_unaligned): Likewise.
9589 (*sse4_2_pcmpistr_unaligned): Likewise.
9590 (*mov<mode>_internal): Renamed to ...
9591 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9592 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9593 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9594 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9596 2016-04-19 Richard Biener <rguenther@suse.de>
9598 PR tree-optimization/70171
9599 * tree-ssa-phiprop.c: Include stor-layout.h.
9600 (phiprop_insert_phi): Handle the aggregate copy case.
9601 (propagate_with_phi): Likewise.
9603 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9605 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9606 instead of simplify_gen_subreg (... , 0).
9607 (ix86_delegitimize_address): Ditto.
9608 (ix86_split_divmod): Ditto.
9609 (ix86_split_copysign_const): Ditto.
9610 (ix86_split_copysign_var): Ditto.
9611 (ix86_expand_args_builtin): Ditto.
9612 (ix86_expand_round_builtin): Ditto.
9613 (ix86_expand_special_args_builtin): Ditto.
9614 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9615 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9616 (udivmodqi4): Ditto.
9617 (absneg splitters): Ditto.
9618 (*jcc_bt<mode>_1): Ditto.
9620 2016-04-19 Richard Biener <rguenther@suse.de>
9622 PR tree-optimization/70724
9623 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9624 restoring out from ...
9625 (free_scc_vn): ... here.
9626 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9627 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9629 (pass_fre::execute): Restore SSA info.
9631 2016-04-19 Richard Biener <rguenther@suse.de>
9633 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9634 * gimple-walk.c (walk_gimple_op): Initialize it.
9635 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9636 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9637 remapping SSA names of defs.
9638 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9641 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9644 * lra-constraints.c (equiv_substition_p): New.
9645 (process_alt_operands): Use it.
9646 (swap_operands): Swap it.
9647 (curr_insn_transform): Update it.
9649 2016-04-18 Michael Matz <matz@suse.de>
9651 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9652 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9653 * tree-core.h (tree_type_common.align): Use bit-field.
9654 (tree_type_common.spare): New.
9655 (tree_decl_common.off_align): Make smaller.
9656 (tree_decl_common.align): Use bit-field.
9658 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9659 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9660 (scan_sharing_clauses): Ditto.
9661 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9662 (omp_finish_file): Ditto.
9663 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9664 (layout_decl): Ditto.
9665 (relayout_decl): Ditto.
9666 (finalize_record_size): Use SET_TYPE_ALIGN.
9667 (finalize_type_size): Ditto.
9668 (finish_builtin_struct): Ditto.
9669 (layout_type): Ditto.
9670 (initialize_sizetypes): Ditto.
9671 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9672 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9673 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9674 (get_chain_field): Ditto.
9675 (get_trampoline_type): Ditto.
9676 (get_nl_goto_field): Ditto.
9677 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9679 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9680 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9681 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9682 (build_qualified_type): Use SET_TYPE_ALIGN.
9683 (build_aligned_type, build_range_type_1): Ditto.
9684 (build_atomic_base): Ditto.
9685 (build_common_tree_nodes): Ditto.
9686 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9687 (expand_one_stack_var_at): Ditto.
9688 * coverage.c (build_var): Use SET_DECL_ALIGN.
9689 * except.c (init_eh): Ditto.
9690 * function.c (assign_parm_setup_block): Ditto.
9691 * symtab.c (increase_alignment_1): Ditto.
9692 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9693 * tree-vect-stmts.c (ensure_base_align): Ditto.
9694 * varasm.c (align_variable): Ditto.
9695 (assemble_variable): Ditto.
9696 (build_constant_desc): Ditto.
9697 (output_constant_def_contents): Ditto.
9699 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9700 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9701 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9702 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9703 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9705 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9708 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9709 replace %vmovsd with "%vmovq".
9710 (vec_concatv2df): Likewise.
9712 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9715 (*vec_extractv2si_0): Ditto.
9716 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9717 (zero_extended_scalar_load_operand splitters): Ditto.
9718 (vec_extract splitters): Ditto.
9719 (*vec_extractv4si_0_zext): Ditto.
9720 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9722 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9723 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9724 (*sse4_1_extractps): Use lowpart_subreg.
9725 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9727 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9729 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9731 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9732 Mention Solaris 11 packaging changes.
9733 Update gas and gld requirements.
9734 Remove reference to pre-Solaris 10 bug.
9735 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9737 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9740 2016-04-17 Jan Hubicka <jh@suse.cz>
9742 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9743 max_loop_iterations_int.
9745 2016-04-18 Richard Biener <rguenther@suse.de>
9747 PR tree-optimization/43434
9748 * tree-ssa-structalias.c (struct vls_data): New.
9749 (visit_loadstore): Handle all pointer-based accesses.
9750 (compute_dependence_clique): Compute a bitmap of restrict tags
9751 assigned bases and pass it to visit_loadstore.
9753 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9756 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9757 armv8.1-a and armv8.1-a+crc.
9759 2016-04-18 Richard Biener <rguenther@suse.de>
9761 PR tree-optimization/70701
9762 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9763 references after translating through a memcpy.
9765 2016-04-18 Richard Biener <rguenther@suse.de>
9767 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9768 (compute_antic): ... here. For partial antic use regular
9769 postorder and scrap iteration.
9770 (compute_partial_antic_aux): Remove unused return value.
9771 (init_pre): Do not allocate postorder.
9772 (fini_pre): Do not free postorder.
9774 2016-04-18 Richard Biener <rguenther@suse.de>
9777 * expmed.c (extract_bit_field_1): Remove broken case
9778 using a wider MODE_INT mode.
9780 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9782 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9783 unless compiling with at least GCC-4.8.
9785 2016-04-17 Jan Hubicka <jh@suse.cz>
9788 * graphite.c (graphite_finalize): Update call to
9789 tree_estimate_probability.
9790 * predict.h (tree_estimate_probability): Update prototype.
9792 2016-04-17 Jan Hubicka <jh@suse.cz>
9794 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9795 (tree_estimate_probability): Likewise.
9796 (pass_profile::execute): Update.
9797 (report_predictor_hitrates): New function.
9798 * profile.c (compute_branch_probabilities): Use it.
9799 * predict.h (report_predictor_hitrates): Declare.
9801 2016-04-17 Jan Hubicka <jh@suse.cz>
9804 * cgraph.h (cgraph_node::set_const_flag,
9805 cgraph_node::set_pure_flag): Update prototype to return bool;
9807 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9808 of interposable symbol are interposable, too.
9809 (cgraph_set_const_flag_1): Rename to ...
9810 (set_const_flag_1): ... this one; change to self recursive function
9811 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9812 clearnig the flag in all variants and also virtual thunks of const
9813 functions are pure; track if any change was done.
9814 (cgraph_node::set_const_flag): Update.
9815 (struct set_pure_flag_info): New struct.
9816 (cgraph_set_pure_flag_1): Rename to ...
9817 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9818 rather than pointer encoded flags; track if any changes was done;
9819 handle correctly clearning flag and setting flag of aliases already
9821 (cgraph_node::set_pure_flag): Update.
9822 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9824 2016-04-17 Tom de Vries <tom@codesourcery.com>
9827 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9830 2016-04-17 Tom de Vries <tom@codesourcery.com>
9832 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9833 '{}<> ' as escape-for-record.
9835 2016-04-17 Tom de Vries <tom@codesourcery.com>
9837 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9840 2016-04-17 Tom de Vries <tom@codesourcery.com>
9843 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9844 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9845 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9846 * passes.c (finish_optimization_passes): Only call
9847 finish_graph_dump_file if dfi->graph_dump_initialized.
9848 (execute_function_dump, pass_init_dump_file): Use
9849 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9851 2016-04-17 Tom de Vries <tom@codesourcery.com>
9853 PR tree-optimization/70256
9854 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9855 (debug_varmap): New function.
9857 2016-04-17 Tom de Vries <tom@codesourcery.com>
9860 * passes.c (pass_manager::register_pass): Propagate pflags.
9862 2016-04-17 Tom de Vries <tom@codesourcery.com>
9865 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9866 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9867 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9868 check if it's equal to p_start.
9869 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9871 2016-04-15 Jan Hubicka <jh@suse.cz>
9874 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9875 function does not bind to current def.
9876 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9877 handle conservatively calls to functions that does not need to bind
9879 (check_call): Update call of worse_state.
9880 (ignore_edge_for_nothrow): Update.
9881 (ignore_edge_for_pure_const): Likewise.
9882 (propagate_pure_const): Update calls to worse_state.
9883 (skip_function_for_local_pure_const): Reformat comments.
9885 2016-04-15 Jan Hubicka <jh@suse.cz>
9888 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9889 (cgraph_node::function_symbol): Likewise.
9890 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9891 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9892 (symtab_node::ultimate_alias_target): Add REF parameter.
9893 (symtab_node::binds_to_current_def_p): Declare.
9894 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9895 (cgraph_node::function_symbol): Likewise.
9896 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9897 (cgraph_node::get_availability): Likewise.
9898 (cgraph_edge::binds_to_current_def_p): New inline function.
9899 (varpool_node::get_availability): Add REF parameter.
9900 (varpool_node::ultimate_alias_target): Likewise.
9901 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9902 (symtab_node::binds_to_current_def_p): Likewise.
9903 * varpool.c (varpool_node::get_availability): Likewise.
9905 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9908 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9909 Fix mode size check.
9911 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9913 * BASE-VER: Set to 7.0.0.
9915 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9917 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9919 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9921 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9922 architecture revisions.
9924 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9926 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9927 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9928 * config/i386/i386.md (stack decrement to push peepholes): Guard
9929 with !x86_using_red_zone ().
9931 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9934 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9935 to dump_generic_node.
9936 (NIY): Pass also flags to do_niy.
9938 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9940 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9941 (simd_clone_vector_of_formal_parm_types)
9942 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9943 (simd_clone_mangle, simd_clone_create)
9944 (simd_clone_adjust_return_type, create_tmp_simd_array)
9945 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9946 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9947 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9948 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9949 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9950 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9951 * omp-simd-clone.c: ... this new file.
9952 (simd_clone_vector_of_formal_parm_types): Make it static.
9953 * Makefile.in (OBJS): Add omp-simd-clone.o.
9955 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9958 * config/i386/sse.md: Use proper memory operand modifiers.
9961 2016-04-15 Richard Biener <rguenther@suse.de>
9962 Alan Modra <amodra@gmail.com>
9964 PR tree-optimization/70130
9965 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9966 when alignment stays not the same and no not use the realign
9969 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9972 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9973 direct move handlers for KFmode. Change TFmode handlers test from
9974 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9976 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9979 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9980 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9981 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9982 * tree-ssa-live.c (remove_unused_scope_block_p): When
9983 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9984 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9985 block_ultimate_origin is FUNCTION_DECL.
9986 (remove_unused_locals): If current_function_decl is
9987 polymorphic_ctor_dtor_p, pass initial true to
9988 remove_unused_scope_block_p' is_ctor_dtor_block.
9990 2016-04-14 Martin Sebor <msebor@redhat.com>
9995 * doc/extend.texi (Variable Length): Revert.
9997 2016-04-14 Marek Polacek <polacek@redhat.com>
9998 Jan Hubicka <hubicka@ucw.cz>
10001 * tree.c (verify_type): Disable the canonical type of main variant
10004 2016-04-14 Jason Merrill <jason@redhat.com>
10006 * cfgexpand.c, expr.c: Revert previous change.
10008 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10010 PR middle-end/70643
10011 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10012 when building a mem ref for the incoming reduction variable.
10014 2016-04-14 Richard Biener <rguenther@suse.de>
10016 PR tree-optimization/70614
10017 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10018 loop if the evolution dropped to chrec_dont_know.
10019 (interpret_condition_phi): Likewise.
10021 2016-04-14 Richard Biener <rguenther@suse.de>
10023 PR tree-optimization/70623
10024 * tree-ssa-pre.c (changed_blocks): Make global ...
10025 (compute_antic): ... local here. Move and fix worklist
10026 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10027 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10028 worklist handling, dump when ANTIC_IN changed.
10029 (compute_partial_antic_aux): Remove worklist handling.
10030 (init_pre): Do not compute post dominators. Add a comment about
10031 the CFG order chosen.
10032 (fini_pre): Do not free post dominators.
10034 2016-04-13 Martin Sebor <msebor@redhat.com>
10039 * doc/extend.texi (Variable Length): Document C++ specifics.
10041 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10044 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10045 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10046 eh edges have been purged.
10049 * tree-sra.c (create_access_replacement,
10050 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10052 * tree-pretty-print.c (dump_fancy_name): New function.
10053 (dump_decl_name, dump_generic_node): Use it.
10055 2016-04-13 Jason Merrill <jason@redhat.com>
10057 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10058 * expr.c (expand_expr_real_1): Likewise.
10060 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10062 * config/i386/i386.md (kunpckhi): Swap operands.
10063 (kunpcksi): Likewise.
10064 (kunpckdi): Likewise.
10065 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10066 (vec_pack_trunc_<mode>): Likewise.
10068 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10071 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10073 PR middle-end/70633
10074 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10075 gimplification turns some element into non-constant.
10078 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10079 * explow.c (convert_memory_address_addr_space_1): No longer static,
10080 add NO_EMIT argument and don't call convert_modes if true, pass
10081 it down recursively, remove break after return.
10082 (convert_memory_address_addr_space): Adjust caller.
10083 * simplify-rtx.c (simplify_unary_operation_1): Call
10084 convert_memory_address_addr_space_1 instead of convert_memory_address,
10085 if it returns NULL, don't simplify.
10087 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10090 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10092 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10094 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10095 Bump the upper SIMDLEN limits, so that if the return type or
10096 characteristic type if the return type is void can be passed in
10097 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10100 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10103 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10104 Do not use "=" constraint on an input constraint.
10105 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10106 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10107 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10108 generates (neg (abs ...)) instead of (abs ...).
10110 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10112 PR rtl-optimization/70596
10113 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10114 just invalidate LRA data and reset them. Adjust dump wording.
10116 2016-04-12 Martin Liska <mliska@suse.cz>
10119 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10121 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10123 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10124 max_loop_iterations_int.
10125 (tree_unswitch_outer_loop): Likewise.
10126 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10127 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10129 2016-04-12 Tom de Vries <tom@codesourcery.com>
10131 PR tree-optimization/68756
10132 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10133 instead of new_name.
10135 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10137 PR tree-optimization/70602
10138 * tree-sra.c (generate_subtree_copies): Don't write anything into
10139 constant pool decls.
10141 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10142 regardless whether there are depend clauses or not.
10144 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10147 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10148 target attribute and pragma from changing the -mfloat128
10149 and -mfloat128-hardware options.
10151 * doc/extend.texi (Additional Floating Types): Document PowerPC
10152 __float128 restrictions.
10154 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10157 * config/aarch64/driver-aarch64.c
10158 (aarch64_get_extension_string_for_isa_flags): New.
10159 (arch_extension): Rename to...
10160 (aarch64_arch_extension): ...This.
10161 (ext_to_feat_string): Rename to...
10162 (aarch64_extensions): ...This.
10163 (aarch64_core_data): Keep track of architecture extension flags.
10164 (cpu_data): Rename to...
10165 (aarch64_cpu_data): ...This.
10166 (aarch64_arch_driver_info): Keep track of architecture extension
10168 (get_arch_name_from_id): Rename to...
10169 (get_arch_from_id): ...This, change return type.
10170 (host_detect_local_cpu): Update and reformat for renames, handle
10171 extensions through common infrastructure.
10173 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10176 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10177 track of a canonical flag name.
10178 (all_extensions): Likewise.
10179 (arch_to_arch_name): Also track extension flags enabled by the arch.
10180 (all_architectures): Likewise.
10181 (aarch64_parse_extension): Move to here.
10182 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10184 (aarch64_rewrite_selected_cpu): Update for above change.
10185 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10186 are handled, such that the single explicit value enabled by an
10187 extension is kept seperate from the implicit values it also enables.
10188 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10190 (aarch64_parse_extension): New.
10191 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10192 here to config/aarch64/aarch64-protos.h.
10193 (aarch64_parse_extension): Move from here to
10194 common/config/aarch64/aarch64-common.c.
10195 (aarch64_option_print): Update.
10196 (aarch64_declare_function_name): Likewise.
10197 (aarch64_start_file): Likewise.
10198 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10199 the canonical flag for extensions.
10200 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10203 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10205 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10208 2016-04-09 Tom de Vries <tom@codesourcery.com>
10210 PR tree-optimization/68953
10211 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10212 first to last subscript.
10214 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10216 PR tree-optimization/70586
10217 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10220 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10224 PR tree-optimization/70373
10225 PR middle-end/70533
10226 PR middle-end/70534
10227 PR middle-end/70535
10228 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10229 clauses for acc parallel reductions as necessary. Error on those
10231 * omp-low.c (scan_sharing_clauses): Don't install variables which
10232 are used in acc parallel reductions.
10233 (lower_rec_input_clauses): Remove dead code.
10234 (lower_oacc_reductions): Add support for reference reductions.
10235 (lower_reduction_clauses): Remove dead code.
10236 (lower_omp_target): Don't remap variables appearing in acc parallel
10238 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10240 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10242 PR middle-end/70593
10243 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10244 with multiple SSA_NAME defs, force the outputs other than first
10245 to be live before calling live_track_process_def on each output.
10247 PR rtl-optimization/70574
10248 * fwprop.c (forward_propagate_and_simplify): Don't add
10249 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10250 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10251 paradoxical subregs within *loc.
10253 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10255 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10256 -ftree-parallelize-loops={0,1}.
10257 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10258 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10259 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10260 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10261 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10263 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10266 * asan.c (instrument_derefs): If we get unknown location, extract it
10267 with EXPR_LOCATION.
10268 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10270 2016-04-08 Tom de Vries <tom@codesourcery.com>
10272 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10273 implicit firstprivate clause.
10275 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10278 * config/arm/thumb2.md (tst + branch-> lsls + branch
10279 peephole below *orsi_not_shiftsi_si): Require that condition
10280 register is dead after the peephole.
10281 (second peephole after the above): Likewise.
10283 2016-04-08 Alan Modra <amodra@gmail.com>
10286 * builtins.c (fold_builtin_classify): For IBM extended precision,
10287 look at just the high-order double to test for NaN.
10288 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10289 test just the high double for Inf but both doubles for subnormal
10292 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10294 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10295 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10296 node->simdclone->mask_mode != VOIDmode masks.
10297 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10298 earlier, use it instead of node->simdclone.
10299 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10300 Set clonei->mask_mode.
10302 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10305 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10306 Pass it through to cp_parser_already_scoped_statement.
10307 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10308 it through to cp_parser_statement.
10309 (cp_parser_statement): Pass IF_P through to
10310 cp_parser_iteration_statement.
10311 (cp_parser_pragma): Adjust call to
10312 cp_parser_iteration_statement.
10314 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10317 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10318 resolve a future -Wparentheses warning.
10319 * omp-low.c (scan_sharing_clauses): Likewise.
10320 * tree-parloops.c (eliminate_local_variables): Likewise.
10322 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10324 PR rtl-optimization/70398
10325 * lra-constraints.c (process_address_1): Check zero scale and code
10326 for reloading with zero scale.
10328 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10330 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10331 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10333 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10335 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10336 Add support for AVX512F clones, include them by default for
10337 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10338 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10341 PR middle-end/70550
10342 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10343 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10344 firstprivate clauses.
10345 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10346 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10347 (lower_omp_target): Set TREE_NO_WARNING for
10348 non-addressable possibly uninitialized vars which are copied into
10349 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10351 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10353 * config/pa/predicates.md (integer_store_memory_operand): Accept
10354 REG+D operands with a large offset when reload_in_progress is true.
10355 (floating_point_store_memory_operand): Likewise.
10357 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10360 * match.pd (nested int casts): Limit to GIMPLE.
10362 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10365 * ipa-devirt.c (maybe_record_node): Fix comment; use
10366 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10368 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10370 PR rtl-optimization/70542
10371 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10372 if there are any uses other than insn or debug insns.
10374 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10375 Jakub Jelinek <jakub@redhat.com>
10377 PR tree-optimization/70509
10378 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10379 Shift HOST_WIDE_INT_1U instead of 1.
10381 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10383 PR tree-optimization/70509
10384 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10385 of the vector base type for index.
10387 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10390 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10392 2016-04-05 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/70526
10395 * tree-sra.c (build_ref_for_offset): Use prev_base to
10396 extract the alias pointer type.
10398 2016-04-05 Richard Biener <rguenther@suse.de>
10400 * dse.c (struct store_info): Remove alias_set member.
10401 (struct read_info_type): Likewise.
10402 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10403 spill_deleted, clear_alias_set_lookup): Remove.
10404 (get_group_info): Remove dead base == NULL_RTX case.
10405 (dse_step0): Remove initialization of removed variables.
10406 (delete_dead_store_insn): Reomve alias set dumping.
10407 (free_read_records): Remove alias_set handling.
10408 (canon_address): Remove alias_set_out parameter.
10409 (record_store): Remove spill_alias_set, it's always zero.
10410 (check_mem_read_rtx): Likewise.
10411 (dse_step2): Rename from ...
10412 (dse_step2_nospill): ... this. Adjust.
10413 (scan_stores): Rename from ...
10414 (scan_stores_nospill): ... this.
10415 (scan_reads): Rename from ...
10416 (scan_reads_nospill): ... this.
10417 (scan_stores_spill, scan_reads_spill): Remove.
10418 (dse_step3_scan): Remove for_spills argument which is always false.
10419 (dse_step3): Likewise.
10420 (dse_step5): Rename from ...
10421 (dse_step5_nospill): ... this. Remove alias_set handling.
10422 (rest_of_handle_dse): Adjust.
10424 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10427 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10428 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10429 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10430 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10432 2016-04-05 Richard Biener <rguenther@suse.de>
10434 PR middle-end/70499
10435 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10436 non-register type temporaries into SSA.
10438 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10441 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10442 calls when sanitizing.
10443 (possible_polymorphic_call_target_p): Fix formatting.
10445 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10446 Jakub Jelinek <jakub@redhat.com>
10448 PR middle-end/70457
10449 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10450 to ensure a call statement is compatible with a built-in's
10452 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10455 2016-04-04 Richard Biener <rguenther@suse.de>
10457 PR rtl-optimization/70484
10458 * rtl.h (canon_output_dependence): Declare.
10459 * alias.c (canon_output_dependence): New function.
10460 * dse.c (record_store): Use canon_output_dependence rather
10461 than canon_true_dependence.
10463 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10466 * cgraph.h (symtab_node::copy_visibility_from): New function.
10467 * symtab.c (symtab_node::copy_visibility_from): New function.
10468 * ipa-visibility.c (optimize_weakref): New function.
10469 (function_and_variable_visibility): Use it.
10471 2016-04-04 Martin Liska <mliska@suse.cz>
10474 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10475 value that is really in range handled by SBR instruction.
10476 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10477 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10478 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10480 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10484 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10485 set, but not for SP_REG operands.
10487 2016-04-02 Martin Sebor <msebor@redhat.com>
10490 * fold-const.c (maybe_nonzero_address): New function.
10491 (fold_comparison): Call it. Fold equality and relational
10492 expressions involving null pointers.
10493 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10495 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10497 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10498 the "Y" constraint (scalar FP 0.0 immediate).
10500 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10501 Add the "const_double" to the list of operand constraints.
10503 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10505 PR rtl-optimization/70467
10506 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10507 If low word of the last operand is 0, just emit addition/subtraction
10510 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10513 * config/s390/s390.c (s390_expand_insv): Check for everything
10514 constant instead of just VOIDmode stuff.
10516 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10519 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10521 2016-04-01 Nathan Sidwell <nathan@acm.org>
10523 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10525 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10527 PR rtl-optimization/70461
10528 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10531 2016-03-31 Martin Liska <mliska@suse.cz>
10534 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10535 a tree value or an immediate integer value to a buffer
10536 that is eventually copied to a BRIG section.
10537 (emit_immediate_operand): Call the function here.
10538 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10539 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10540 of class' fields that are removed.
10541 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10542 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10543 m_brig_repr_size fields.
10545 2016-03-31 Martin Liska <mliska@suse.cz>
10548 * hsa-gen.c (hsa_function_representation::update_dominance): New
10550 (convert_addr_to_flat_segment): Likewise.
10551 (gen_hsa_memory_set): New alignment argument.
10552 (gen_hsa_ctor_assignment): Likewise.
10553 (gen_hsa_insns_for_single_assignment): Provide alignment
10554 to gen_hsa_ctor_assignment.
10555 (gen_hsa_insns_for_direct_call): Add new argument.
10556 (expand_lhs_of_string_op): New function.
10557 (expand_string_operation_builtin): Likewise.
10558 (expand_memory_copy): New function.
10559 (expand_memory_set): New function.
10560 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10561 (convert_switch_statements): Change signature.
10562 (generate_hsa): Use a return value of the function.
10563 (pass_gen_hsail::execute): Do not call
10564 convert_switch_statements here.
10565 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10566 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10567 (hsa_function_representation::update_dominance): New function.
10569 2016-03-31 Martin Liska <mliska@suse.cz>
10572 * hsa-brig.c (emit_directive_variable): Emit alignment
10573 according to hsa_symbol::m_align.
10574 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10575 (dump_hsa_symbol): Dump alignment of HSA symbols.
10576 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10577 (gen_hsa_addr_with_align): New function.
10578 (hsa_bitmemref_alignment): Use newly added function.
10579 (gen_hsa_insns_for_load): Likewise.
10580 (gen_hsa_insns_for_store): Likewise.
10581 (gen_hsa_memory_copy): New argument added.
10582 (gen_hsa_insns_for_single_assignment): Respect
10583 alignment for assignments processed via gen_hsa_memory_copy.
10584 (gen_hsa_insns_for_direct_call): Likewise.
10585 (gen_hsa_insns_for_return): Likewise.
10586 (gen_function_def_parameters): Set default alignment.
10587 * hsa.c (hsa_object_alignment): New function.
10588 (hsa_byte_alignment): Pasted function.
10589 * hsa.h (hsa_symbol::m_align): New field.
10591 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10593 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10594 scratch field for goto case.
10596 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10598 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10600 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10603 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10604 (scalar_chain::convert_insn): Call convert_op for reg
10605 moves to handle undefined registers.
10607 2016-03-31 Nathan Sidwell <nathan@acm.org>
10610 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10611 Assert we don't want to move backwards.
10613 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10616 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10618 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10620 PR rtl-optimization/70460
10621 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10622 with operand from REG_LABEL_OPERAND, instead substitute
10623 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10624 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10626 2016-03-31 Martin Liska <mliska@suse.cz>
10628 * passes.c (execute_one_pass): Do not call
10629 todo_after for a discarded function.
10631 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10633 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10634 (no_cost, infinite_cost): Initialize the new field.
10635 (get_computation_cost_at): Record setup cost.
10636 (determine_use_iv_cost_address): Skip cost computation for sub
10637 uses if we can estimate it without losing accuracy.
10639 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10641 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10643 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10644 max_loop_iterations_int.
10645 (tree_unswitch_outer_loop): Likewise.
10646 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10647 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10649 2016-03-30 Richard Biener <rguenther@suse.de>
10651 PR middle-end/70450
10652 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10654 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10657 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10658 in gen_blendm expander.
10660 2016-03-30 Nick Clifton <nickc@redhat.com>
10663 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10664 case where we are already provided with an SImode SUBREG.
10666 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10669 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10670 conflict between DRAP register and __builtin_eh_return.
10672 2016-03-30 Michael Matz <matz@suse.de>
10673 Richard Biener <rguenther@suse.de>
10676 * ipa-polymorphic-call.c (struct type_change_info): Change
10677 speculative to an unsigned allowing to limit the work we do.
10678 (csftc_abort_walking_p): New inline function..
10679 (check_stmt_for_type_change): Limit the number of may-defs
10680 skipped for speculative devirtualization to
10681 max-speculative-devirt-maydefs.
10682 * params.def (max-speculative-devirt-maydefs): New param.
10683 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10685 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10688 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10691 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10693 PR tree-optimization/59124
10694 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10695 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10697 2016-03-29 Jeff Law <law@redhat.com>
10699 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10701 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10703 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10706 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10708 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10709 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10710 gcrt0.o if linking dynamically.
10712 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10715 * ipa-devirt.c (methods_equal_p): New function.
10716 (compare_virtual_tables): Use it.
10717 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10718 * cgraphclones.c (clone_function_name_1): Use
10719 symbol_table::symbol_suffix_separator.
10720 * coverage.c (build_var): Likewise.
10721 * symtab.c (symbol_table::symbol_suffix_separator): New.
10723 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10725 PR rtl-optimization/70429
10726 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10727 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10728 mode != result_mode.
10731 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10733 PR tree-optimization/70405
10734 * ssa-iterators.h (num_imm_uses): Add missing braces.
10736 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10738 PR rtl-optimization/68695
10739 * ira-color.c (allocno_copy_cost_saving): New.
10740 (improve_allocation): Use it.
10742 2016-03-29 Richard Henderson <rth@redhat.com>
10744 PR middle-end/70355
10745 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10747 2016-03-29 Richard Biener <rguenther@suse.de>
10749 PR middle-end/70424
10750 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10751 use alignment returned by get_pointer_alignment_1 if it is
10752 bigger than BITS_PER_UNIT.
10753 * builtins.c (get_pointer_alignment_1): Do not return true
10754 for alignment extracted from SSA info.
10756 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10758 * config/ft32/ft32.opt (mnodiv): New.
10759 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10760 * doc/invoke.texi (FT32 Options -mnodiv): New.
10762 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10765 * config/i386/i386.md (define_split, andn): Fix modes.
10767 2016-03-26 Richard Biener <rguenther@suse.de>
10768 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10771 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10773 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10774 as 2nd argument to cl_optimization_restore().
10776 2016-03-25 Richard Henderson <rth@redhat.com>
10779 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10780 * config/aarch64/aarch64-protos.h: Declare it.
10781 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10783 2016-03-25 Alan Modra <amodra@gmail.com>
10786 * config/rs6000/constraints.md (j): Simplify.
10787 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10789 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10790 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10791 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10792 in all constraint alternatives.
10793 (movtd_64bit_nodm): Delete "j" constraint alternative.
10795 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10797 * tree-ssa-propagate.c: Enhance docs for
10798 SSA_PROP_NOT_INTERESTING.
10800 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10802 * doc/extend.texi: Fix typo in documentation to pure attribute.
10804 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10807 * config/pa/pa.md (bswapdi2): Use a scratch register.
10809 2016-03-24 Richard Henderson <rth@redhat.com>
10811 PR middle-end/69845
10812 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10815 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10817 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10818 using ix86_expand_binary_operator instead of gen_andsi3.
10820 2016-03-24 Richard Biener <rguenther@suse.de>
10822 PR tree-optimization/70396
10823 * tree-vect-stmts.c (vectorizable_comparison): Use
10824 get_vectype_for_scalar_type.
10826 2016-03-24 Richard Biener <rguenther@suse.de>
10828 PR middle-end/70370
10829 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10830 with register bases.
10832 2016-03-24 Richard Biener <rguenther@suse.de>
10834 PR tree-optimization/70372
10835 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10836 build_all_ones_cst to also handle vector types correctly.
10838 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10841 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10844 2016-03-23 Marek Polacek <polacek@redhat.com>
10847 * doc/invoke.texi: Document -Wignored-attributes.
10849 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10851 PR tree-optimization/69042
10852 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10853 parameter from 30 to 40.
10855 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10857 PR tree-optimization/69042
10858 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10859 for use with constant offset stripped in base.
10861 2016-03-23 Richard Biener <rguenther@suse.de>
10863 PR middle-end/70251
10864 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10865 mode compatibility check.
10866 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10868 2016-03-23 Jeff Law <law@redhat.com>
10870 PR tree-optimization/64058
10871 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10873 (struct ssa_conflicts): Move up earlier in the file.
10874 (conflicts_, var_map_): New static variables.
10875 (initialize_conflict_count): New function to initialize the
10876 CONFLICT_COUNT field for each conflict pair.
10877 (compare_pairs): Lazily initialize the conflict count and use it
10878 as the first tie-breaker.
10879 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10880 and wipe conflicts_ and map_ around the call to qsort. Remove
10881 special case for 2 coalesce pairs.
10882 * bitmap.c (bitmap_count_unique_bits): New function.
10883 (bitmap_count_bits_in_word): New function, extracted from
10885 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10886 * bitmap.h (bitmap_count_unique_bits): Declare it.
10888 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10891 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10892 transparent alias chain for decl assembler name.
10893 * config/sol2.c (solaris_assemble_visibility): Likewise.
10895 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10897 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10899 (v10_fdivs): Likewise.
10900 (v10_fdivd): Likewise.
10902 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10905 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10906 to not call fclose twice on file.
10908 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10910 PR tree-optimization/70354
10911 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10912 oprnd0 is wider than oprnd1 and there is a cast from the wider
10913 type to oprnd1, mask it with the mask of the narrower type.
10916 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10917 Optimize TARGET_STV splitters, if high or low word of last argument
10920 2016-03-22 Jeff Law <law@redhat.com>
10923 tree-ssa-threadbackward.c
10924 (fsm_find_control_statement_thread_paths): Correctly distinguish
10925 between old style jump threads vs FSM jump threads.
10927 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10930 * config/i386/i386.c (scalar_chain::convert_op): Support
10931 uninitialized register usage case.
10933 2016-03-22 Richard Biener <rguenther@suse.de>
10935 PR middle-end/70251
10936 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10938 (capture::gen_transform): ... to change behavior when substituting
10939 a condition into cond or not-cond expr context.
10940 (dt_simplify::gen_1): Adjust.
10941 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10942 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10943 last change and instead change to
10944 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10945 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10947 2016-03-22 Anthony Green <green@moxielogic.com>
10949 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10950 issue for moxiebox targets.
10951 (CC1PLUS_SPEC): Ditto.
10953 2016-03-22 Richard Biener <rguenther@suse.de>
10955 PR middle-end/70333
10956 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10959 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10961 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10963 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10966 * config/i386/i386.c (def_builtin): Handle
10967 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10969 (const struct builtin_description bdesc_special_args[]):
10970 Remove duplicate ISA bits.
10972 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10975 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10976 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10977 in a way that works also for AVX512BW.
10980 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10981 instead of source if operands[1] is xmm16 and above and
10982 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10983 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10986 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10987 on assign if (*from_p) is a comparison, set it to
10988 TREE_NO_WARNING (*from_p).
10990 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10992 PR middle-end/70326
10993 * lra.c (restore_scratches): Ignore deleted insns.
10995 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10996 Jakub Jelinek <jakub@redhat.com>
10998 PR tree-optimization/70317
10999 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11002 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11005 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11006 of ix86_expand_move.
11008 (movti): Use general_operand for operand 1 predicate.
11010 2016-03-21 Martin Liska <mliska@suse.cz>
11012 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11014 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11016 2016-03-21 Martin Liska <mliska@suse.cz>
11019 * ipa-icf.c (sem_function::parse): Skip static
11020 constructors and destructors.
11022 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11025 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11026 function-like macro, peek following token(s) if it is followed
11027 by CPP_OPEN_PAREN token with optional padding in between, and
11028 if not, don't treat it like a macro.
11030 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11031 Alexander Monakov <amonakov@ispras.ru>
11033 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11034 for the stabs debug format.
11036 2016-03-21 Richard Biener <rguenther@suse.de>
11038 PR tree-optimization/70310
11039 * tree-vect-generic.c (expand_vector_condition): Fold the built
11042 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11045 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11046 Block third alternative for AVX-512VL target,
11048 2016-03-21 Martin Liska <mliska@suse.cz>
11051 * hsa-brig.c (emit_function_directives): Mark unemitted
11052 global variables for emission.
11053 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11054 (get_symbol_for_decl): Likewise.
11055 * hsa.h (struct hsa_symbol): New flag.
11057 2016-03-21 Richard Biener <rguenther@suse.de>
11059 PR tree-optimization/70288
11060 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11061 we do not estimate unsimplified all-constant conditionals or
11062 switches as optimized away.
11064 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11066 PR rtl-optimization/69102
11067 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11068 when we have a readonly dependency context.
11070 2016-03-18 Jeff Law <law@redhat.com>
11072 PR rtl-optimization/70263
11073 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11074 (update_equiv_regs): When trying to move a store to after the insn
11075 that sets the source of the store, make sure the store occurs after
11076 the insn that sets the source of the store. When successful note
11077 the REG_EQUIV note created in the dump file.
11079 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11080 Bernd Schmidt <bschmidt@redhat.com>
11082 * doc/extend.texi: Document more potential problems with basic asms.
11084 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11086 PR rtl-optimization/70278
11087 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11090 2016-03-18 Jason Merrill <jason@redhat.com>
11092 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11094 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11096 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11097 values to 128b regs.
11099 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11101 PR tree-optimization/70252
11102 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11103 boolean vector has a proper number of elements.
11104 (supportable_narrowing_operation): Likewise.
11106 2016-03-18 Tom de Vries <tom@codesourcery.com>
11109 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11111 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11113 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11114 instead of replace_rtx for DEBUG_INSNs.
11116 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11118 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11119 load type reservations.
11121 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11124 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11125 define_constraint for "Q" and "T" constraints.
11127 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11129 Tweak the pipeline model for Exynos M1
11131 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11134 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11137 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11138 where one or both locations aren't within a line_map.
11140 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11143 * opts.c (finish_options): Don't set flag_pie to the default if
11144 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11147 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11149 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11150 true as ALL_REGS argument to replace_rtx.
11152 2016-03-17 Richard Biener <rguenther@suse.de>
11155 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11158 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11161 * rtl.h (replace_rtx): Add ALL_REGS argument.
11162 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11163 equality and assert mode is the same, instead of just rtx pointer
11165 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11166 true as ALL_REGS argument to replace_rtx.
11168 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11170 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11171 for boolean vector with vector mode only.
11172 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11174 2016-03-17 Nick Clifton <nickc@redhat.com>
11177 * config/rx/rx.c (rx_print_integer): Print negative constants in
11180 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11183 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11185 2016-03-16 Richard Henderson <rth@redhat.com>
11186 Richard Biener <rguenth@suse.de>
11188 PR middle-end/70240
11189 PR middle-end/68215
11191 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11192 first operand as is_gimple_condexpr.
11194 PR middle-end/70240
11195 PR middle-end/68215
11197 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11198 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11199 Do not gimplify the result.
11200 (do_unop): Adjust call to tree_vec_extract.
11201 (do_binop): Likewise.
11202 (do_compare): Likewise.
11203 (do_plus_minus): Likewise.
11204 (do_negate): Likewise.
11205 (expand_vector_condition): Likewise.
11206 (do_cond): Likewise.
11208 2016-03-16 Richard Henderson <rth@redhat.com>
11211 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11212 (aarch64_classify_address): Use it.
11213 (aarch64_legitimize_address): Force all subexpressions of PLUS
11214 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11216 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11217 Richard Biener <rguenth@suse.de>
11220 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11221 return to even if only REGNO is equal, and assert
11224 2016-03-11 Jeff Law <law@redhat.com>
11226 PR rtl-optimization/70224
11227 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11229 2016-03-16 Richard Henderson <rth@redhat.com>
11231 PR middle-end/70199
11232 * function.h (struct function): Add has_forced_label_in_static.
11233 * gimplify.c (force_labels_r): Set it.
11234 * lto-streamer-in.c (input_struct_function_base): Read it.
11235 * lto-streamer-out.c (output_struct_function_base): Write it.
11236 * tree-inline.c (has_label_address_in_static_1): Remove.
11237 (copy_forbidden): Remove fndecl parameter; test
11238 has_forced_label_in_static.
11239 (inline_forbidden_p): Update call to copy_forbidden.
11240 (tree_versionable_function_p): Likewise.
11241 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11242 (chkp_versioning): Likewise.
11243 * tree-inline.h (copy_forbidden): Update decl.
11245 2016-03-16 Marek Polacek <polacek@redhat.com>
11248 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11249 function being thunked if the result type doesn't have fixed size.
11250 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11251 doesn't have fixed size.
11253 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11255 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11256 reporting malformed loop nest.
11258 2016-03-16 Tom de Vries <tom@codesourcery.com>
11261 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11262 nodes.length () == 1 test to before first nodes[0] access.
11264 2016-03-16 Tom de Vries <tom@codesourcery.com>
11266 PR tree-optimization/68715
11267 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11268 single_pred_p test.
11270 2016-03-16 Tom de Vries <tom@codesourcery.com>
11272 PR tree-optimization/68809
11273 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11276 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11277 Sandra Loosemore <sandra@codesourcery.com>
11279 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11280 on leaf attribute. Mention ELF interposition problems.
11282 2016-03-16 Alan Modra <amodra@gmail.com>
11284 PR rtl-optimization/69195
11285 PR rtl-optimization/47992
11286 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11289 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11292 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11294 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11296 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11298 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11300 PR rtl-optimization/70222
11301 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11302 optimization if mode is different from result_mode, queue up masking
11303 of the result in outer_op. Formatting fix.
11305 PR middle-end/70239
11306 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11309 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11311 PR rtl-optimization/69032
11312 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11313 looping backwards over basic block insns.
11315 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11318 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11319 to non-speculative when propagating trap bits.
11321 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11323 PR rtl-optimization/63384
11324 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11325 DEBUG_INSN_P insns.
11327 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11330 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11331 factored out from ...
11332 (sched_analyze_insn): ... here.
11333 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11334 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11335 get_implicit_reg_pending_clobbers in it.
11336 (setup_id_reg_sets): Use setup_id_implicit_regs.
11337 (deps_init_id): Ditto.
11339 2016-03-15 Tom de Vries <tom@codesourcery.com>
11342 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11344 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11345 execute_function_dump.
11346 (execute_one_pass): Don't dump function if it will be dumped after ipa
11349 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11351 * genrecog.c (match_pattern_2): If pred is NULL don't call
11352 safe_predicate_mode on it.
11354 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11356 PR middle-end/70219
11357 * lra-constraints.c (delete_move_and_clobber): Change assertion
11358 to also allow dregno == 0.
11360 2016-03-14 Richard Henderson <rth@redhat.com>
11363 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11364 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11365 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11366 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11369 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11372 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11374 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11376 * lra-constraints.c (split_reg): For hard regs, try to find the
11377 biggest single-register mode used in the function.
11379 2016-03-14 Richard Biener <rguenther@suse.de>
11381 PR tree-optimization/56365
11382 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11383 constants to compare against.
11385 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11388 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11389 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11390 (define_split for the GPR case): Use int_reg_operand instead of
11391 gpc_reg_operand for the output.
11393 2016-03-14 Tom de Vries <tom@codesourcery.com>
11395 PR tree-optimization/70045
11396 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11397 create_empty_if_region_on_edge argument.
11399 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11401 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11402 (STACK_CHECK_PROTECT): Likewise.
11403 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11404 (STACK_CHECK_PROTECT): Likewise.
11405 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11406 (STACK_CHECK_PROTECT): Likewise.
11407 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11408 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11409 (STACK_CHECK_PROTECT): Likewise.
11411 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11413 PR rtl-optimization/69307
11414 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11415 registers in modes that span more than one register.
11417 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11420 * lra-constraints.c (delete_move_and_clobber): New.
11421 (remove_inheritance_pseudos): Use it.
11423 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11426 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11427 the libcall is LCT_THROW.
11428 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11429 for the checking routine.
11431 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11434 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11435 optimization if we have direct move.
11436 (roundu32<mode>2_fprs): Likewise.
11438 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11441 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11443 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11444 Arguments swapped. All callers changed. Take reg_renumber into
11445 account, and Calculate and compare register ranges for hard regs.
11447 2016-03-11 Jeff Law <law@redhat.com>
11449 PR tree-optimization/70190
11450 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11451 Handle cases where we can not extract the taken edge, even though we
11452 found a constant value.
11454 PR tree-optimization/64058
11455 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11456 (num_coalesce_pairs): Move up earlier in file.
11457 (find_coalesce_pair): Initialize the INDEX field for each pair
11459 (compare_pairs): No longer sort on the elements in each pair.
11460 Instead break ties with the index of the coalesce pair.
11462 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11465 * config/aarch64/aarch64-protos.h
11466 (aarch64_save_restore_target_globals): New prototype.
11467 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11468 Call the above when popping pragma.
11469 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11471 (aarch64_set_current_function): Rewrite using the above.
11473 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11475 PR tree-optimization/70177
11476 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11477 (extract_ops_from_tree): ... this. In the 2 argument
11478 overload remove _1 suffix.
11479 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11480 (extract_ops_from_tree): ... this.
11481 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11483 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11484 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11485 extract_ops_from_tree instead of 2 operand one.
11487 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11489 PR tree-optimization/70013
11490 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11491 for constant-pool entries.
11493 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11495 PR rtl-optimization/70174
11496 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11497 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11499 PR tree-optimization/70169
11500 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11501 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11504 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11505 Jakub Jelinek <jakub@redhat.com>
11508 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11509 of uninitialized values.
11511 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11513 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11515 ("*trunctddd2"): New pattern definition.
11516 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11519 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11521 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11522 definitions for BFP and DFP rounding modes.
11523 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11524 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11525 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11526 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11529 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11531 * config/s390/constraints.md: Adjust comment.
11532 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11533 s390_decompose_addrstyle_without_index.
11534 * config/s390/predicates.md (shift_count_or_setmem_operand):
11535 Rename to setmem_operand.
11536 * config/s390/s390-protos.h
11537 (s390_decompose_shift_count): Rename to
11538 s390_decompose_addrstyle_without_index.
11539 * config/s390/s390.c (s390_decompose_shift_count)
11540 (s390_mem_constraint, print_shift_count_operand)
11541 (print_operand_address, print_operand): Rename
11542 s390_decompose_shift_count to
11543 s390_decompose_addrstyle_without_index and rename
11544 print_shift_count_operand to print_addrstyle_operand troughout the
11546 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11547 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11548 Rename shift_count_or_setmem_operand to setmem_operand.
11549 * config/s390/vx-builtins.md ("vec_insert<mode>")
11550 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11553 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11556 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11557 Handle overlapping retval and newval.
11559 2016-03-10 Nick Clifton <nickc@redhat.com>
11562 * config/aarch64/aarch64.c
11563 (aarch64_override_options_after_change_1): When forcing
11564 flag_omit_frame_pointer to be true, use a special value that can
11565 be detected if this function is called again, thus preventing
11566 flag_omit_leaf_frame_pointer from being forced to be false.
11568 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11570 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11571 Set x_flag_omit_leaf_frame_pointer when handling
11572 -momit-leaf-frame-pointer.
11574 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11577 * cgraph.c (cgraph_node::dump): Dump split_part and
11578 indirect_call_target.
11579 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11580 * ipa.c (has_addr_references_p): Cleanup.
11581 (is_indirect_call_target_p): New.
11582 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11583 called indirectly as local.
11584 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11586 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11589 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11590 on cxa_pure_virtual.
11592 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11595 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11597 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11600 * tree.c (need_assembler_name_p): Only record main variant type names.
11602 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11605 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11606 Always define to 0 or 1.
11607 (TARGET_FIX_ERR_A53_843419): New macro.
11608 * config/aarch64/aarch64-elf-raw.h
11609 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11610 * config/aarch64/aarch64-linux.h: Likewise.
11611 * config/aarch64/aarch64.c
11612 (aarch64_override_options_after_change_1): Do not default
11613 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11615 (aarch64_attributes): Handle fix-cortex-a53-843419.
11616 (aarch64_can_inline_p): Likewise.
11617 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11619 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11620 Jakub Jelinek <jakub@redhat.com>
11622 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11623 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11624 DECL_COMMONS if flag_unconstrained_commons is set.
11625 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11626 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11627 (funconstrained-commons): Document.
11629 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11631 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11632 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11634 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11636 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11637 has a proper number of elements.
11639 2016-03-10 Alan Modra <amodra@gmail.com>
11641 PR rtl-optimization/69195
11642 PR rtl-optimization/47992
11643 * ira.c (recorded_label_ref): Delete.
11644 (update_equiv_regs): Return void.
11645 (indirect_jump_optimize): New function.
11646 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11647 before regstat_compute_ri. Don't rebuild_jump_labels here.
11648 Delete update_regstat.
11650 2016-03-10 Richard Biener <rguenther@suse.de>
11652 PR tree-optimization/70128
11653 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11654 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11656 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11658 PR tree-optimization/70152
11659 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11660 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11663 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11664 instead of gen_sse2_loadlpd.
11665 * config/i386/sse.md (*vec_concatv2df): Rename to...
11666 (vec_concatv2df): ... this.
11668 PR tree-optimization/70127
11669 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11671 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11675 * diagnostic-show-locus.c (compatible_locations_p): New function.
11676 (layout::layout): Sanitize ranges using compatible_locations_p.
11678 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11682 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11683 location_range param with three const expanded_locations * and a
11685 (layout::layout): Replace call to
11686 rich_location::lazily_expand_location with get_expanded_location.
11687 Extract the range and perform location expansion here, passing
11688 the results to the layout_range ctor.
11689 * diagnostic.c (source_range::debug): Delete.
11690 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11691 of rich_location::get_expanded_location.
11692 * gcc-rich-location.c (get_range_for_expr): Delete.
11693 (gcc_rich_location::add_expr): Reimplement to avoid the
11694 rich_location::add_range overload that took a location_range,
11695 passing a location_t instead.
11697 2016-03-09 Richard Biener <rguenther@suse.de>
11698 Jakub Jelinek <jakub@redhat.com>
11700 PR tree-optimization/70138
11701 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11702 Also skip vect_double_reduction_def.
11704 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11707 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11708 if the operand is "m".
11710 2016-03-09 Nathan Sidwell <nathan@acm.org>
11712 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11714 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11716 * config/i386/i386.c (processor_target_table): Fix cost table
11717 intialization order for znver1.
11719 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11721 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11722 - becuase -> because.
11723 * ipa-reference.c (ignore_module_statics): Likewise.
11724 * cgraph.c (cgraph_node::get_body): Likewise.
11725 * ipa-inline.c (early_inliner): Likewise.
11726 * ipa-devirt.c (types_same_for_odr): Likewise.
11727 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11728 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11730 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11732 * tree-ssa-math-opts.c: Fix typo in comment.
11734 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11737 * config/i386/i386.c (scalar_chain::make_vector_copies,
11738 scalar_chain::convert_reg): Call end_sequence in between
11739 get_insns and emit_conversion_insns rather than after both
11742 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11745 * config/i386/i386.h (machine_function): Add
11746 pc_thunk_call_expanded flag.
11747 (ix86_pc_thunk_call_expanded): New define.
11748 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11749 (*set_got): Rename insn pattern from set_got.
11750 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11751 * config/i386/i386.c (ix86_compute_frame_layout): Use
11752 ix86_pc_thunk_call_expanded to prevent red-zone.
11754 2016-03-07 Martin Jambor <mjambor@suse.cz>
11756 * hsa.h (hsa_get_ctor_statements): Declare.
11757 (hsa_get_dtor_statements): Likewise.
11758 (hsa_get_kernel_dispatch_type): Likewise.
11759 * hsa.c (hsa_get_ctor_statements): New function.
11760 (hsa_get_dtor_statements): Likewise.
11761 (hsa_get_kernel_dispatch_type): Likewise.
11762 * hsa-brig.c (hsa_cdtor_statements): Removed.
11763 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11764 hsa_get_dtor_statements.
11765 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11766 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11768 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11770 * config/arm/arm-cores.def (cortex-r8): New.
11771 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11772 * config/arm/arm-tune.md: Likewise.
11773 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11775 2016-03-07 Martin Sebor <msebor@redhat.com>
11777 PR rtl-optimization/19705
11778 * doc/invoke.texi (Options That Control Optimization): Clarify
11779 -fno-branch-count-reg.
11781 2016-02-26 Richard Biener <rguenther@suse.de>
11782 Jeff Law <law@redhat.com>
11784 PR tree-optimization/69740
11785 * cfghooks.c (remove_edge): Request loop fixups if we delete
11786 an edge that might turn an irreducible loop into a natural
11788 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11789 Move after definition of loops_state_clear.
11791 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11793 PR rtl-optimization/69052
11794 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11797 2016-03-07 Tom de Vries <tom@codesourcery.com>
11799 PR tree-optimization/70116
11800 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11801 is_tm_ending stmts and ubsan/asan internal functions.
11802 (find_duplicate): Use it. Don't test is_tm_ending here.
11804 2016-03-07 Richard Biener <rguenther@suse.de>
11806 PR tree-optimization/70115
11807 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11808 (propagate_constants_for_unrolling): Use replace_uses_by.
11810 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11812 PR middle-end/69916
11813 * omp-low.c (struct oacc_loop): Add ifns.
11814 (new_oacc_loop_raw): Initialize it.
11815 (finish_oacc_loop): Clear mask & flags if no ifns.
11816 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11817 (oacc_loop_xform_loop): Add ifns arg & adjust.
11818 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11820 2016-03-07 Richard Henderson <rth@redhat.com>
11823 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11824 (insert_value_copy_on_edge): Likewise.
11826 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11828 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11830 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11833 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11835 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11837 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11839 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11841 Fix sseimul type attribute.
11842 * config/i386/znver1.md
11843 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11844 znver1_sseimul_avx256_load) : Fix the type attribute.
11845 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11846 pipe usage and latency.
11848 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11851 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11852 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11855 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11858 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11860 PR rtl-optimization/69941
11861 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11862 the reg share its mode.
11864 2016-03-04 Jeff Law <law@redhat.com>
11866 PR tree-optimization/69196
11867 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11868 If the both SSA_NAMEs are anonymous, then consider them unassociated
11869 and include the PHI in the statement count.
11871 2016-03-05 Tom de Vries <tom@codesourcery.com>
11873 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11874 construct in oacc routine. Check for oacc region in oacc routine.
11876 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11879 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11880 2016-02-22 changes, instead don't recurse if RECUR is already true.
11881 Don't change *dynamic_check if RECUR. Adjust recursive caller
11882 to pass true to the new argument.
11883 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11886 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11887 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11889 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11891 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11893 PR rtl-optimization/57676
11894 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11895 with flag_checking.
11897 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11899 * tree-vect-patterns.c (search_type_for_mask): Handle
11900 comparison of booleans.
11902 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11904 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11908 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11909 all other ops that have dw_val_class_die_ref operands,
11910 and DW_OP_GNU_entry_value.
11912 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11914 PR rtl-optimization/69904
11915 * config/arm/arm.c (arm_cannot_copy_insn_p):
11916 Return true for load-exclusive instructions.
11918 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11921 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11922 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11923 the pattern no matter if it is used just by non-pattern, pattern
11925 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11926 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11927 oprnd1 def_stmt is in pattern, don't look through it.
11929 2016-03-03 Marek Polacek <polacek@redhat.com>
11931 PR middle-end/70050
11932 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11934 2016-03-03 Martin Liska <mliska@suse.cz>
11936 PR tree-optimization/70043
11937 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11938 previous statement if we see a debug statement.
11940 2016-03-03 Richard Biener <rguenther@suse.de>
11942 PR tree-optimization/55936
11943 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11944 parameter and guard unsafe equivalence use.
11945 (vrp_evaluate_conditional_warnv_with_ops): Always use
11946 safe equivalences but not via the quadratic compare_names
11949 2016-03-03 Michael Collison <michael.collison@linaro.org>
11952 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11953 for operand 1 to s_register_operand. Change predicate for operand
11954 2 to arm_not_immediate_operand.
11956 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11958 * doc/tm.texi: Regenerated.
11960 2016-03-02 Richard Henderson <rth@redhat.com>
11963 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11964 simplification when all args are positive non-fixed registers.
11966 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11968 * target.def (lra_p): Specify that new ports should use LRA.
11970 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11973 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11974 gimplify_type_sizes the type they refer to.
11975 (omp_notice_variable): Handle reference vars to VLAs.
11976 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11977 reference to VLA decls in the second pass instead of first pass.
11979 2016-03-02 Tom de Vries <tom@codesourcery.com>
11981 PR tree-optimization/68659
11982 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11983 new_expr == NULL_TREE.
11984 (get_new_name): Handle ADDR_EXPR.
11986 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11988 PR rtl-optimization/69052
11989 * loop-invariant.c (canonicalize_address): New function.
11990 (inv_can_prop_to_addr_use): Check validity of address expression
11991 which is canonicalized by above function.
11993 2016-03-02 Alan Modra <amodra@gmail.com>
11996 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11999 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12002 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12003 (*movhi_internal): Put mask moves from and to memory separately
12004 from moves from/to GPRs.
12006 2016-03-02 Richard Biener <rguenther@suse.de>
12008 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12009 GENERIC expressions in GIMPLE.
12011 2016-03-02 Richard Biener <rguenther@suse.de>
12013 * config/i386/i386.c (type_natural_mode): Fix typo.
12015 2016-03-02 Nick Clifton <nickc@redhat.com>
12017 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12019 2016-03-02 Richard Biener <rguenther@suse.de>
12020 Uros Bizjak <ubizjak@gmail.com>
12023 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12025 2016-03-02 Richard Biener <rguenther@suse.de>
12027 PR middle-end/67278
12028 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12030 2016-03-02 Marek Polacek <polacek@redhat.com>
12033 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12034 "is promoted to" warning.
12036 2016-03-01 DJ Delorie <dj@redhat.com>
12038 * config.gcc: Deprecate mep-*.
12040 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12042 PR middle-end/70025
12043 * lra-constraints.c (regno_val_use_in): New.
12044 (match_reload): Use it instead of regno_use_in.
12046 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12048 PR rtl-optimization/70007
12049 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12050 references present in REG_EQUAL notes attached to non-SET patterns.
12052 2016-03-01 Jeff Law <law@redhat.com>
12054 PR tree-optimization/69196
12055 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12056 Appropriately clamp the number of statements to copy when the
12057 thread path does not traverse a loop backedge.
12059 PR tree-optimization/69196
12060 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12061 Do count some PHIs in the thread path against the insn count. Decrease
12062 final statement count by one as the control statement in the last
12063 block will get removed. Remove special cased code for handling PHIs
12066 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12069 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12070 asm dialect alternatives to explicit GOTPCREL calls.
12072 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12075 * ira.c (do_reload): Issue warning for generic stack checking here...
12076 * reload1.c (reload): ...instead of here and streamline it.
12078 2016-03-01 Nick Clifton <nickc@redhat.com>
12080 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12082 2016-03-01 Richard Biener <rguenther@suse.de>
12084 PR tree-optimization/69983
12085 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12086 types and fall back to operand_equal_p.
12088 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12091 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12093 * config/s390/constraints.md ("jm8"): New constraint.
12094 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12096 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12098 ("*setmem_long<setmem_and>"): New pattern.
12099 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12101 ("*setmem_long_31z<setmem_and>"): New pattern.
12102 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12103 New substitution rules with the required attributes.
12106 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12109 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12111 * gensupport.c (process_substs_on_one_elem): Split loop to
12112 complete mark_operands_used_in_match_dup on all expressions in the
12114 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12115 and remove function.
12117 2016-03-01 Richard Biener <rguenther@suse.de>
12119 PR middle-end/70022
12120 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12121 vector BIT_FIELD_REF extract.
12123 2016-03-01 Richard Biener <rguenther@suse.de>
12125 PR tree-optimization/69994
12126 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12128 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12130 PR tree-optimization/69956
12131 * tree-vect-stmts.c (supportable_widening_operation): Support
12132 multi-step conversion of boolean vectors.
12133 (supportable_narrowing_operation): Likewise.
12135 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12137 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12140 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12142 * config/s390/subst.md (DSI_VI): New mode iterator.
12143 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12144 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12145 the insn definition.
12146 ("*vec_set<mode>"): Change predicate and add alternative to
12147 support only either register or const_int operands as element
12149 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12151 ("vec_extract<mode>"): New expander.
12152 ("*vec_extract<mode>"): New insn definition supporting reg and
12153 const_int element selectors.
12154 ("*vec_extract<mode>_plus"): New insn definition supporting
12155 reg+const_int element selectors.
12156 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12157 following expander+insn definition.
12158 ("<vec_shifts_name><mode>3"): New expander.
12159 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12161 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12163 * config/s390/s390.md ("*tabort_1"): Change predicate to
12164 nonmemory_operand. Add a second alternative to cover
12165 register as well as const int operands.
12166 ("*tabort_1_plus"): New pattern definition.
12168 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12170 * config/s390/s390.md ("*ashrdi3_cc_31")
12171 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12172 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12173 Merge insn definitions into ...
12174 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12175 New pattern definition.
12176 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12177 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12178 ("*ashr<mode>3_and"): Merge insn definitions into ...
12179 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12180 New pattern definition.
12181 * config/s390/subst.md ("addr_style_op_cc_subst")
12182 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12183 substitutions patterns plus attributes.
12184 Add ashiftrt to SUBST iterator.
12186 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12188 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12189 op2 to nonmemory_operand.
12190 ("*<shift>di3_31", "*<shift>di3_31_and"):
12191 Merge into single pattern definition ...
12192 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12193 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12194 pattern definition ...
12195 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12196 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12199 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12201 * config/s390/predicates.md (const_int_6bitset_operand): New
12203 * config/s390/s390.md: Include subst.md.
12204 ("rotl<mode>3"): New expander.
12205 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12207 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12208 * config/s390/subst.md: New file.
12210 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12212 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12213 Remove RRR type. It doesn't really exist.
12214 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12216 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12217 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12218 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12219 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12220 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12221 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12222 `enabled' attribute.
12224 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12226 * gensupport.c (process_substs_on_one_elem): Split loop to
12227 complete mark_operands_used_in_match_dup on all expressions in the
12229 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12230 and remove function.
12232 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12235 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12236 (CEIL_NWORDS): ...this. Use CEIL macro.
12237 (compute_fp_layout): Adjust to above renaming.
12238 (function_arg_union_value): Likewise.
12239 (sparc_arg_partial_bytes): Likewise.
12240 (sparc_function_arg_advance): Likewise.
12242 2016-02-29 Jeff Law <law@redhat.com>
12244 PR tree-optimization/70005
12245 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12246 where an object with a boolean range is compared against a value
12249 PR tree-optimization/69999
12250 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12251 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12254 2016-02-29 Richard Biener <rguenther@suse.de>
12256 PR tree-optimization/69994
12257 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12258 (get_unary_op): Look through nop conversions.
12259 (ops_equal_values_p): New function, look for equality diregarding
12261 (eliminate_plus_minus_pair): Use ops_equal_values_p
12262 (repropagate_negates): Do not use get_unary_op here.
12264 2016-02-29 Martin Liska <mliska@suse.cz>
12266 * system.h: Poison ENABLE_CHECKING macro.
12268 2016-02-29 Martin Liska <mliska@suse.cz>
12270 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12271 is presented in dump flags.
12272 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12273 (hsa_regalloc): Likewise.
12275 2016-02-19 Richard Biener <rguenther@suse.de>
12277 PR tree-optimization/69980
12278 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12279 permutation of those we need to keep.
12281 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12284 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12285 (NWORDS_UP): ...this
12286 (init_cumulative_args): Minor tweaks.
12287 (sparc_promote_function_mode): Likewise.
12288 (scan_record_type): Delete.
12289 (traverse_record_type): New function template.
12290 (classify_data_t): New structure type.
12291 (classify_registers): New inline function.
12292 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12293 exhausted. Instantiate traverse_record_type on classify_registers and
12294 deal with the case of a structure passed in slot #15 with no FP field
12296 (assign_data_t): New structure type.
12297 (compute_int_layout): New static function.
12298 (compute_fp_layout): Likewise.
12299 (count_registers): New inline function.
12300 (assign_int_registers): New static function.
12301 (assign_fp_registers): Likewise.
12302 (assign_registers): New inline function.
12303 (function_arg_record_value_1): Delete.
12304 (function_arg_record_value_2): Likewise.
12305 (function_arg_record_value_3): Likewise.
12306 (function_arg_record_value): Adjust to above changes. Instantiate
12307 traverse_record_type on count_registers to first count the number of
12308 registers to be used and then on assign_registers to assign them.
12309 (function_arg_union_value): Adjust to above renaming.
12310 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12311 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12312 case of a structure passed in slot #15
12313 (sparc_function_arg_advance): Likewise.
12314 (function_arg_padding): Minor tweak.
12316 2016-02-29 Richard Biener <rguenther@suse.de>
12318 PR tree-optimization/69720
12319 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12320 the adjustment_def path for possibly vectorized defs.
12321 (vect_create_epilog_for_reduction): Handle vectorized initial
12324 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12326 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12328 2016-02-27 Jeff Law <law@redhat.com>
12331 2016-02-26 Richard Biener <rguenther@suse.de>
12332 Jeff Law <law@redhat.com>
12334 PR tree-optimization/69740
12335 * cfghooks.c (remove_edge): Request loop fixups if we delete
12336 an edge that might turn an irreducible loop into a natural
12339 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12341 PR rtl-optimization/69896
12342 * tree-vect-generic.c (get_compute_type): Avoid single element
12345 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12347 Rename the AArch64 tuning option and related functions to enable the
12348 Newton series for the reciprocal square root to reflect its
12349 approximative characteristic.
12351 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12352 function to "aarch64_emit_approx_rsqrt".
12353 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12354 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12355 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12356 (xgene1_tunings): Likewise.
12357 (use_rsqrt_p): Likewise.
12358 (aarch64_emit_swrsqrt): Use new function name.
12359 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12360 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12361 text explaining this option.
12362 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12364 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12367 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12368 complain about -mallow-movmisalign without -mvsx if
12369 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12371 2016-02-26 Joel Sherrill <joel@rtems.org>
12373 * config.gcc: Add x86_64-*-rtems*.
12374 * config/i386/rtems-64.h: New file.
12376 2016-02-26 Joel Sherrill <joel@rtems.org>
12378 * config.gcc: Add aarch64-*-rtems*.
12379 * config/aarch64/rtems.h: New file.
12381 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12384 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12385 shift amount using %h. Add comment.
12387 2016-02-26 Richard Biener <rguenther@suse.de>
12388 Jeff Law <law@redhat.com>
12390 PR tree-optimization/69740
12391 * cfghooks.c (remove_edge): Request loop fixups if we delete
12392 an edge that might turn an irreducible loop into a natural
12395 2016-02-26 Martin Jambor <mjambor@suse.cz>
12397 PR middle-end/69920
12398 * tree-sra.c (sra_modify_assign): Do not remove loads of
12399 uninitialized aggregates to SSA_NAMEs.
12401 2016-02-26 Richard Henderson <rth@redhat.com>
12404 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12405 pseudo in case the target rtx matches the source of the left
12408 2016-02-26 Martin Jambor <mjambor@suse.cz>
12411 * hsa.h (hsa_type_packed_p): Declare.
12412 * hsa.c (hsa_type_packed_p): New function.
12413 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12415 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12416 * hsa-brig.c (emit_basic_insn): Likewise.
12418 2016-02-26 Martin Jambor <mjambor@suse.cz>
12421 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12423 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12425 2016-02-26 Martin Jambor <mjambor@suse.cz>
12427 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12428 hsa_op_with_type operands.
12429 (hsa_unsigned_type_for_type): Declare.
12430 * hsa.c (hsa_unsigned_type_for_type): New function.
12431 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12432 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12433 the finalizer. Do not emit extra move.
12435 2016-02-26 Martin Jambor <mjambor@suse.cz>
12437 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12438 atomic operations in private segment.
12440 2016-02-26 Martin Jambor <mjambor@suse.cz>
12442 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12443 statements to wi->info. Also disallow omp simd constructs.
12444 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12445 for not gridifying. Dump special string for omp_for.
12447 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12450 * config/aarch64/aarch64.c (aarch64_set_current_function):
12451 Save/restore target globals when switching to
12452 target_option_default_node.
12454 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12457 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12458 Return 0 if !SHIFT_COUNT_TRUNCATED.
12460 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12461 Eric Botcazou <ebotcazou@adacore.com>
12463 PR rtl-optimization/69891
12464 * dse.c (scan_insn): If we can't figure out memset arguments
12465 or they are non-constant, call clear_rhs_from_active_local_stores.
12467 2016-02-26 Martin Liska <mliska@suse.cz>
12469 * doc/extend.texi: Mention clog10, clog10f an clog10l
12470 in Builtins section.
12472 2016-02-26 Martin Liska <mliska@suse.cz>
12474 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12476 (resolve_args_picking_1): Likewise.
12477 * dwarf2out.h (struct GTY): Likewise.
12479 2016-02-26 Martin Liska <mliska@suse.cz>
12481 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12482 with flag_checking.
12483 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12485 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12486 Martin Liska <mliska@suse.cz>
12488 * doc/install.texi: Mention --enable-valgrind-annotations.
12490 2016-02-26 Richard Biener <rguenther@suse.de>
12492 PR tree-optimization/69551
12493 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12494 looking through aliases adjust DECL_PT_UID to refer to the
12495 ultimate alias target.
12497 2016-02-25 Martin Liska <mliska@suse.cz>
12499 PR middle-end/69919
12500 * alloc-pool.c (after_memory_report): New variable.
12501 * alloc-pool.h (base_pool_allocator ::release): Do not use
12502 the infrastructure if after_memory_report.
12503 * toplev.c (toplev::main): Mark after memory report.
12505 2016-02-25 Richard Biener <rguenther@suse.de>
12507 PR tree-optimization/48795
12508 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12510 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12513 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12514 offloading is enabled and -fopenacc or -fopenmp is specified.
12515 (CRTOFFLOADEND): Likewise.
12516 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12517 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12518 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12519 (offload_objects_file_name): New static var.
12520 (tool_cleanup): Remove offload_objects_file_name file.
12521 (find_offloadbeginend): Replace with ...
12522 (find_crtoffloadtable): ... this.
12523 (run_gcc): Remove offload_argc and offload_argv.
12524 Get offload_objects_file_name from -foffload-objects=... option.
12525 Read names of object files with offload from this file, pass them to
12526 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12527 don't pass offloadbegin and offloadend to the linker. Don't pass
12528 offload non-LTO files to the linker, because now they're not claimed.
12530 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12533 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12534 on builtin_unreachable.
12536 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12538 PR rtl-optimization/69896
12539 * regcprop.c: Include cfgrtl.h.
12540 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12541 than remembered mode, either delete it (if noop_move_p), or
12542 treat like copy_p but not noop_p instruction.
12544 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12547 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12548 - allow NULL decl for Fortran DW_TAG_common_block variables.
12550 2016-02-24 Jason Merrill <jason@redhat.com>
12552 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12554 2016-02-24 Richard Biener <rguenther@suse.de>
12555 Jakub Jelinek <jakub@redhat.com>
12557 PR middle-end/69760
12558 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12559 conditionally executed ops to well-defined overflow behavior.
12561 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12563 PR middle-end/69915
12564 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12567 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12569 PR rtl-optimization/69886
12570 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12571 argument. Use it when checking validity of set instructions.
12572 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12573 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12575 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12576 * store-motion.c (find_moveable_store): Update
12577 can_assign_to_reg_without_clobbers_p callsite.
12579 2016-02-24 Richard Biener <rguenther@suse.de>
12581 PR middle-end/68963
12582 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12584 (record_nonwrapping_iv): Do not fall back to the low/high bound
12585 for non-constant IV bases if the stmt is not always executed.
12587 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12589 * config/arm/arm-cores.def (cortex-a32): New entry.
12590 * config/arm/arm-tables.opt: Regenerate.
12591 * config/arm/arm-tune.md: Regenerate.
12592 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12593 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12594 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12595 for -mcpu and -mtune.
12597 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12600 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12601 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12602 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12603 (atomic_loaddi_1): Delete.
12604 (atomic_loaddi): Rewrite expander using the above changes.
12606 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12609 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12612 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12613 Richard Biener <rguenth@suse.de>
12615 PR middle-end/69909
12616 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12617 set_mem_attributes if tem is SSA_NAME which got expanded
12620 2016-02-24 Richard Biener <rguenther@suse.de>
12622 PR tree-optimization/69907
12623 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12624 end of permutations for BB vectorization.
12626 2016-02-24 Christian Bruel <christian.bruel@st.com>
12628 * config/arm/arm-c.c (arm_option_override): Initialize
12629 target_option_current_node.
12630 * config/arm/arm.c (arm_pragma_target_parse): Replace
12631 build_target_option_node call by target_option_current_node.
12632 Set target_option_current_node.
12635 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12638 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12639 define_insn_and_split to define_insn.
12640 (zero_extendqi<mode>2_dot2): Same.
12641 (extendqi<mode>2_dot): Same.
12642 (extendqi<mode>2_dot2): Same.
12644 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12646 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12647 and add bypass for AES{D,E} and AESMC pairs.
12648 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12651 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12653 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12654 series for reciprocal square root in Exynos M1.
12656 2016-02-23 Martin Sebor <msebor@redhat.com>
12659 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12660 __builtin_alloca_with_align.
12662 2016-02-23 Richard Henderson <rth@redhat.com>
12664 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12665 (ix86_register_pragmas): Remove __seg_tls.
12666 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12667 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12668 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12669 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12670 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12671 * doc/extend.texi (__seg_tls): Remove item.
12673 2016-02-23 Richard Biener <rguenther@suse.de>
12675 * alloc-pool.h (struct allocation_object): Make id member
12676 conditional on CHECKING_P again.
12677 (get_instance): Adjust.
12678 (base_pool_allocator): Likewise.
12680 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12682 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12683 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12685 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12687 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12689 2016-02-23 Richard Biener <rguenther@suse.de>
12691 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12692 * bitmap.h (struct bitmap_usage): Likewise.
12693 (bitmap_move): Declare.
12694 * bitmap.c (register_overhead): Take size_t argument.
12695 (bitmap_move): New function.
12696 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12697 to properly account overhead.
12698 * tree.c (free_node): Use tree_size.
12700 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12703 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12704 when inverting comparison.
12707 * common.opt (Wunreachable-code): Add Warning flag.
12709 2016-02-23 Mark Wielaard <mjw@redhat.com>
12710 Jakub Jelinek <jakub@redhat.com>
12713 * cgraphunit.c (check_global_declaration): Check main_input_filename
12714 and DECL_SOURCE_FILE are not NULL.
12716 2016-02-23 Martin Jambor <mjambor@suse.cz>
12718 PR tree-optimization/69666
12719 * tree-sra.c (sra_modify_assign): Do not attempt to create
12720 default_def replacements for unscalarizable regions.
12722 2016-02-20 Mark Wielaard <mjw@redhat.com>
12725 * cgraphunit.c (check_global_declaration): Check level of
12726 warn_unused_const_variable and main_input_filename.
12727 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12728 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12729 (-Wunused-const-variable): Explain levels 1 and 2.
12731 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12734 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12735 identical arguments. Formatting and spelling fixes.
12738 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12743 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12744 and m68k-devices.def.
12745 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12746 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12748 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12750 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12751 and HImode registers.
12753 2016-02-22 Richard Biener <rguenther@suse.de>
12755 PR tree-optimization/69882
12756 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12757 preserve permutations present because of gaps.
12758 (vect_supported_load_permutation_p): Always continue checking
12759 permutations after vect_attempt_slp_rearrange_stmts.
12761 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12763 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12764 min_profitable_estimate, rather than min_profitable_iters.
12766 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12769 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12770 SImode for last match_operand.
12772 2016-02-22 Martin Liska <mliska@suse.cz>
12774 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12775 return bitsize - 1 as the return value.
12777 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12781 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12782 Handle negative shift counts.
12783 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12784 force_reg on the shift constant.
12785 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12786 (lshrsi3_d): Handle negative shift counts.
12788 2016-02-22 Richard Biener <rguenther@suse.de>
12789 Tom de Vries <tom@codesourcery.com>
12791 * graph.c: Include dumpfile.h.
12792 (print_graph_cfg): Split into three overloads.
12793 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12795 2016-02-22 Tom de Vries <tom@codesourcery.com>
12797 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12800 2016-02-22 Richard Biener <rguenther@suse.de>
12803 * ipa-inline-transform.c (inline_call): When not updating
12804 overall summaries adjust self size by the growth estimate.
12805 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12806 hash-set, do not update overall summaries here. Renamed from ...
12807 (inline_to_all_callers): ... this which is now wrapping the
12808 above and performing delayed overall summary update.
12809 (early_inline_small_functions): Delay updating of the overall
12812 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12814 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12817 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12820 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12821 :%* in %:gt() argument.
12822 (greater_than_spec_func): Adjust for expecting only numbers,
12823 if there are more than two numbers, compare the last two.
12825 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12827 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12828 -Wnarrowing with -std.
12830 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12833 * expr.c (store_field): Don't use bit-field path if exp is
12834 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12835 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12836 and the assignment can be performed by bitwise copy. Formatting
12839 PR middle-end/69838
12840 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12841 call copy_reg_eh_region_note_forward on before and/or after sequences
12842 and remove note from insn if it no longer can throw.
12845 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12846 if TARGET_AVX512BW.
12848 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12850 * config/s390/vector.md: Add missing commutative operand markers
12851 to the patterns which qualify for one.
12852 * config/s390/vx-builtins.md: Likewise.
12854 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12856 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12857 types to mode iterators.
12858 (vec_double): ... and mode attribute.
12859 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12861 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12863 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12864 Change the predicate of op2 from nonimmediate to general and let
12865 reload fix it if necessary.
12867 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12869 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12871 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12873 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12876 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12878 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12879 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12880 * config/s390/s390.md ("movstr<P:mode>"): Call
12881 s390_expand_vec_movstr.
12883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12885 * config/s390/s390.md: Add missing output modifier for operand 1
12886 to print it as address properly.
12888 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12890 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12891 * config/s390/2964.md: New file.
12892 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12893 of insn grouping attributes depending on the CPU level.
12894 (s390_get_unit_mask): New function.
12895 (s390_sched_score): Remove the OOO from the scheduling macros.
12896 Add loop to calculate a score for the instruction mix.
12897 (s390_sched_reorder): Likewise plus improve debug output.
12898 (s390_sched_variable_issue): Rename macros as above. Calculate
12899 the unit distances after actually scheduling an insn. Improve
12901 (s390_sched_init): Clear last_scheduled_unit_distance array.
12902 * config/s390/s390.md: Include 2964.md.
12904 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12907 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12908 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12909 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12910 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12911 *avx512f_<code>v8div16qi2_mask_1): New insns.
12913 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12916 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12919 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12920 earlyclobber from target. Use wF constraint for fused memory
12922 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12924 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12925 Martin Liska <mliska@suse.cz>
12928 * cfgexpand.c (asan_sanitize_stack_p): New function.
12929 (partition_stack_vars): Use the function.
12930 (expand_stack_vars): Likewise.
12931 (defer_stack_allocation): Likewise.
12932 (expand_used_vars): Likewise.
12934 2016-02-18 Richard Biener <rguenther@suse.de>
12936 PR middle-end/69553
12937 * fold-const.c (operand_equal_p): Properly compare offsets for
12938 IMAGPART_EXPR and ARRAY_REF.
12940 2016-02-18 Nick Clifton <nickc@redhat.com>
12944 * config/arm/arm.c (arm_option_override_internal): Disable
12945 interworking if the target does not support thumb instructions.
12946 (arm_reload_in_hi): Handle the case where a register to register
12947 move needs reloading because there is no simple pattern to handle
12949 (arm_reload_out_hi): Likewise.
12951 2016-02-18 Richard Biener <rguenther@suse.de>
12953 PR middle-end/69854
12954 * match.pd: Don't use fold_binary or fold_unary for folding
12957 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12960 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12961 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12962 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12963 warn on gimple_no_warning_p statements.
12965 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12967 * doc/extend.texi (C++ Attributes): Correct description of
12968 warn_unused type attribute.
12970 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12972 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12973 correct instruction.
12975 2016-02-17 Richard Biener <rguenther@suse.de>
12977 PR rtl-optimization/69609
12978 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12979 (find_traces_1_round): When ending a trace update cached priority
12981 (bb_to_key): Use cached priority when available.
12982 (copy_bb): Initialize cached priority.
12983 (reorder_basic_blocks_software_trace_cache): Likewise.
12985 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12988 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12990 (aarch64_comparison_operator): Break overly long line into two.
12991 (aarch64_comparison_operation): Likewise.
12992 * config/aarch64/aarch64.md (cstorecc4): Use
12993 aarch64_comparison_operator_mode instead of
12994 aarch64_comparison_operator.
12995 (cstore<mode>4): Likewise.
12996 (aarch64_cstore<mode>): Likewise.
12997 (*cstoresi_insn_uxtw): Likewise.
12998 (cstore<mode>_neg): Likewise.
12999 (*cstoresi_neg_uxtw): Likewise.
13001 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13004 * config/arm/predicates.md (arm_comparison_operator_mode):
13006 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13007 instead of arm_comparison_operator.
13008 (*mov_negscc): Likewise.
13009 (*mov_notscc): Likewise.
13010 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13011 (*thumb2_mov_negscc): Likewise.
13012 (*thumb2_mov_negscc_strict_it): Likewise.
13013 (*thumb2_mov_notscc): Likewise.
13014 (*thumb2_mov_notscc_strict_it): Likewise.
13016 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13018 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13019 Add missing return.
13021 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13023 * config/visium/visium.c (machine_libfunc_index): New enum.
13024 (machine_libfuncs): New structure.
13025 (visium_libfuncs): New static variable.
13026 (TARGET_INIT_LIBFUNCS): Define to...
13027 (visium_init_libfuncs): ...this. New function.
13028 (expand_block_move_4): Use the appropriate libfunc.
13029 (expand_block_move_2): Likewise.
13030 (expand_block_move_1): Likewise.
13031 (expand_block_set_4): Likewise.
13032 (expand_block_set_2): Likewise.
13033 (expand_block_set_1): Likewise.
13034 (visium_trampoline_init): Likewise.
13036 2016-02-17 Nick Clifton <nickc@redhat.com>
13038 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13039 TI's devices.csv file as of March 2016.
13041 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13044 * opts-global.c (handle_common_deferred_options): Introduce and
13045 initialize two global variables to remember command-line options
13046 specifying a stack-limiting register.
13047 * opts.h: Add extern declarations of the two new global variables.
13048 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13049 variable based on the values of the two new global variables.
13051 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13054 * common.opt (Wnonnull-compare): New warning.
13055 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13056 of arguments against NULL.
13057 (-Wnonnull-compare): Document.
13058 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13059 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13060 * passes.def (pass_warn_nonnull_compare): Add.
13061 * gimple-ssa-nonnull-compare.c: New file.
13063 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13065 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13066 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13068 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13070 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13071 reciprocal sqrt for -mlow-precision-recip-sqrt.
13073 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13074 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13076 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13077 always use lane loads to construct non-constant vectors.
13079 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13081 * config/aarch64/aarch64.md
13082 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13083 constraints for operand 3.
13084 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13086 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13087 Richard Biener <rguenther@suse.de>
13089 PR tree-optimization/69820
13090 * tree-vect-patterns.c (type_conversion_p): Return false if
13091 *orig_type is unsigned single precision or boolean.
13092 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13095 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13097 PR rtl-optimization/69764
13098 PR rtl-optimization/69771
13099 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13100 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13102 2016-02-16 Richard Biener <rguenther@suse.de>
13104 PR tree-optimization/69776
13105 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13107 (indirect_refs_may_alias_p): Likewise.
13108 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13109 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13110 according to tbaa_p.
13111 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13112 (optimize_stmt): For redundant store discovery do not allow tbaa.
13114 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13116 PR tree-optimization/69714
13117 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13118 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13120 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13122 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13123 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13124 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13125 * config/arc/arc.c (arc_init): Check FPU options.
13126 (get_arc_condition_code): Handle new CC_FPU* modes.
13127 (arc_select_cc_mode): Likewise.
13128 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13129 register pair only. Allow access for ARCv2 accumulator.
13130 (gen_compare_reg): Whenever we have FPU support use FPU compare
13132 (arc_reorg): Don't generate brcc insns when FPU compare
13133 instructions are involved.
13134 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13135 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13136 floating point emulation.
13137 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13138 (REVERSE_CONDITION): Add new CC_FPU* modes.
13139 (TARGET_FP_SP_BASE): Define.
13140 (TARGET_FP_DP_BASE): Likewise.
13141 (TARGET_FP_SP_FUSED): Likewise.
13142 (TARGET_FP_DP_FUSED): Likewise.
13143 (TARGET_FP_SP_CONV): Likewise.
13144 (TARGET_FP_DP_CONV): Likewise.
13145 (TARGET_FP_SP_SQRT): Likewise.
13146 (TARGET_FP_DP_SQRT): Likewise.
13147 (TARGET_FP_DP_AX): Likewise.
13148 * config/arc/arc.md (ARCV2_ACC): New constant.
13149 (type): New fpu type attribute.
13150 (SDF): Conditional iterator.
13151 (cstore<mode>, cbranch<mode>): Change expand condition.
13152 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13153 handles FPU/FPX cases as well.
13154 * config/arc/arc.opt (mfpu): New option.
13155 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13157 (adddf3, muldf3, subdf3): Removed.
13158 * config/arc/predicates.md (proper_comparison_operator): Recognize
13160 * config/arc/fpu.md: New file.
13161 * doc/invoke.texi (ARC Options): Document mfpu option.
13163 2016-02-16 Richard Biener <rguenther@suse.de>
13165 PR rtl-optimization/69291
13166 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13167 noce_operand_ok check.
13169 2016-02-16 Tom de Vries <tom@codesourcery.com>
13172 * omp-low.c (simd_clone_create): Remove call to
13173 symtab->call_cgraph_insertion_hooks.
13175 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13177 PR tree-optimization/69802
13178 * tree-ssa-reassoc.c (update_range_test): If op is
13179 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13180 op == 1 test of precision 1 integral op, otherwise handle
13181 that case as op itself. Fix up formatting.
13182 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13185 2016-02-16 Richard Biener <rguenther@suse.de>
13187 PR tree-optimization/69586
13188 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13189 types for conversion sources.
13191 2016-02-16 Richard Biener <rguenther@suse.de>
13193 PR middle-end/69801
13194 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13195 mask OEP_ADDRESS_OF.
13197 2016-02-16 Alan Modra <amodra@gmail.com>
13200 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13201 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13202 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13204 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13205 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13206 (p8_fmrgow_<mode>): Likewise.
13207 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13209 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13210 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13211 to use movdi_internal64. Remove op0_di.
13212 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13214 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13216 Add support for the FCCMP insn types
13218 * config/aarch64/aarch64.md (fccmp): Change insn type.
13219 (fccmpe): Likewise.
13220 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13221 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13222 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13223 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13224 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13225 * config/arm/types.md (fccmps): Add new insn type.
13226 (fccmpd): Likewise.
13228 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13230 * alias.c (get_alias_set): Fix a typo in comment.
13232 2016-02-15 Richard Biener <rguenther@suse.de>
13234 PR tree-optimization/69595
13235 * match.pd: Complete range test simplification to true.
13237 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13239 PR rtl-optimization/69648
13240 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13241 pic_offset_table_rtx.
13243 PR rtl-optimization/69752
13244 * ira.c (update_equiv_regs): When looking for more than a single SET,
13245 also take other side effects into account.
13247 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13249 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13250 for z900+ CPUs in 31-bit mode.
13252 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13254 * common/config/s390/s390-common.c (s390_supports_split_stack):
13256 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13257 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13258 * config/s390/s390.c (struct machine_function): New field
13259 split_stack_varargs_pointer.
13260 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13261 in s390_emit_prologue.
13262 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13264 (morestack_ref): New global.
13265 (SPLIT_STACK_AVAILABLE): New macro.
13266 (s390_expand_split_stack_prologue): New function.
13267 (s390_live_on_entry): New function.
13268 (s390_va_start): Use split-stack vararg pointer if appropriate.
13269 (s390_asm_file_end): Emit the split-stack note sections.
13270 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13271 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13272 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13273 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13274 (split_stack_prologue): New expand.
13275 (split_stack_space_check): New expand.
13276 (split_stack_data): New insn.
13277 (split_stack_call): New expand.
13278 (split_stack_call_*): New insn.
13279 (split_stack_cond_call): New expand.
13280 (split_stack_cond_call_*): New insn.
13282 2016-02-15 Richard Biener <rguenther@suse.de>
13284 PR tree-optimization/69783
13285 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13286 Add trivially correct cases.
13288 2016-02-15 Tom de Vries <tom@codesourcery.com>
13291 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13293 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13295 2016-02-15 Richard Biener <rguenther@suse.de>
13297 PR tree-optimization/69776
13298 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13299 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13300 indicate whether we can use TBAA to disambiguate against stores.
13301 Use alias-set zero if not.
13302 (visit_reference_op_store): Do not use TBAA when looking up
13304 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13305 (eliminate_dom_walker::before_dom_children): But not when looking
13306 up redundant stores.
13308 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13310 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13312 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13314 * config/i386/znver1.md
13315 (znver1_pop, znver1_pop_mem,
13316 znver1_load_imov_double_store,
13317 znver1_load_imov_direct_store,
13318 znver1_load_imov_direct_load,
13319 znver1_load_imov_double_load): Add new.
13320 (znver1_insn, znver1_insn_load): Add icmov type.
13321 (znver1_sseavx_fma,
13322 znver1_sseavx_fma_load,
13324 znver1_avx256_fma_load): Fix pipe usage.
13326 2016-02-14 Alan Modra <amodra@gmail.com>
13329 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13330 with an invalid hard reg, reload just the reg not the entire
13331 pre/post-inc/dec address expression.
13333 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13336 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13337 fixed R1_REG scratch reg.
13338 (sibcall_value_pcrel_fdpic): Likewise.
13340 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13344 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13346 2016-02-12 Walter Lee <walt@tilera.com>
13348 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13349 * config/tilegx/t-tilegx: Likewise.
13351 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13354 * diagnostic-show-locus.c (struct line_span): New struct.
13355 (layout::get_first_line): Delete.
13356 (layout::get_last_line): Delete.
13357 (layout::get_num_line_spans): New member function.
13358 (layout::get_line_span): Likewise.
13359 (layout::print_heading_for_line_span_index_p): Likewise.
13360 (layout::get_expanded_location): Likewise.
13361 (layout::calculate_line_spans): Likewise.
13362 (layout::m_first_line): Delete.
13363 (layout::m_last_line): Delete.
13364 (layout::m_line_spans): New field.
13365 (layout::layout): Update comment. Replace m_first_line and
13366 m_last_line with m_line_spans, replacing their initialization
13367 with a call to calculate_line_spans.
13368 (diagnostic_show_locus): When printing source lines and
13369 annotations, rather than looping over a single span
13370 of lines, instead loop over each line_span within
13371 the layout, with an inner loop over the lines within them.
13372 Call the context's start_span callback when changing line spans.
13373 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13374 (diagnostic_build_prefix): Break out the building of the location
13375 part of the string into...
13376 (diagnostic_get_location_text): ...this new function, rewriting
13377 it from nested ternary expressions to a sequence of "if"
13379 (default_diagnostic_start_span_fn): New function.
13380 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13381 (diagnostic_context::start_span): New field.
13382 (default_diagnostic_start_span_fn): New prototype.
13384 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13387 * gcc.c (driver::finalize): Fix cleanup of "specs".
13389 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13393 * gcc.c (driver::driver): Initialize m_option_suggestions.
13394 (driver::~driver): Clean up m_option_suggestions.
13395 (suggest_option): Convert to...
13396 (driver::suggest_option): ...this, and split out into
13397 driver::build_option_suggestions and find_closest_string.
13398 (driver::build_option_suggestions): New function, from
13399 first half of suggest_option. Special-case
13400 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13401 the sanitizer_opts array. For options of enum types, add the
13402 various enum values to the candidate strings.
13403 (driver::handle_unrecognized_options): Remove "const".
13404 * gcc.h (driver::handle_unrecognized_options): Likewise.
13405 (driver::build_option_suggestions): New decl.
13406 (driver::suggest_option): New decl.
13407 (driver::m_option_suggestions): New field.
13408 * opts-common.c (add_misspelling_candidates): New function.
13409 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13410 and make non-static.
13411 * opts.h (sanitizer_opts): New array decl.
13412 (add_misspelling_candidates): New function decl.
13413 * spellcheck.c (find_closest_string): New function.
13414 * spellcheck.h (find_closest_string): New function decl.
13416 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13418 PR rtl-optimization/69764
13419 PR rtl-optimization/69771
13420 * optabs.c (expand_binop_directly): For shift_optab_p, force
13421 convert_modes with VOIDmode if xop1 has VOIDmode.
13423 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13426 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13427 to correctly determine instrumentation thunks.
13429 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13432 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13433 type by reference, force lhs on the call.
13436 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13437 Compute retval and retbnd early in all cases if split_part_return_p
13438 and return_bb is not EXIT. Remove all clobber stmts and reset
13439 all debug stmts that refer to SSA_NAMEs defined in split part,
13440 except if it is retval, in that case replace the old retval with the
13441 lhs of the call to the split part.
13443 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13446 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13448 PR middle-end/66726
13449 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13450 whose result is used in PHI.
13451 (maybe_optimize_range_tests): Likewise.
13452 (final_range_test_p): Likweise.
13454 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13456 PR middle-end/66726
13457 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13458 whose result is used in PHI.
13459 (maybe_optimize_range_tests): Likewise.
13460 (final_range_test_p): Likweise.
13462 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13464 * cgraph.c: Spelling fixes - behaviour -> behavior and
13465 neighbour -> neighbor.
13466 * target.def: Likewise.
13467 * sel-sched.c: Likewise.
13468 * config/mips/mips.c: Likewise.
13469 * config/arc/arc.md: Likewise.
13470 * config/arm/cortex-a57.md: Likewise.
13471 * config/arm/arm.c: Likewise.
13472 * config/arm/neon.md: Likewise.
13473 * config/arm/arm-c.c: Likewise.
13474 * config/vms/vms-c.c: Likewise.
13475 * config/s390/s390.c: Likewise.
13476 * config/i386/znver1.md: Likewise.
13477 * config/i386/i386.c: Likewise.
13478 * config/ia64/hpux-unix2003.h: Likewise.
13479 * config/msp430/msp430.md: Likewise.
13480 * config/rx/rx.c: Likewise.
13481 * config/rx/rx.md: Likewise.
13482 * config/aarch64/aarch64-simd.md: Likewise.
13483 * config/aarch64/aarch64.c: Likewise.
13484 * config/nvptx/nvptx.c: Likewise.
13485 * config/bfin/bfin.c: Likewise.
13486 * config/cris/cris.opt: Likewise.
13487 * config/rs6000/rs6000.c: Likewise.
13488 * target.h: Likewise.
13489 * spellcheck.c: Likewise.
13490 * ira-build.c: Likewise.
13491 * tree-inline.c: Likewise.
13492 * builtins.c: Likewise.
13493 * lra-constraints.c: Likewise.
13494 * explow.c: Likewise.
13495 * hwint.h: Likewise.
13496 * targhooks.c: Likewise.
13497 * tree-vect-data-refs.c: Likewise.
13498 * expr.c: Likewise.
13499 * doc/tm.texi: Likewise.
13500 * doc/extend.texi: Likewise.
13501 * doc/install.texi: Likewise.
13502 * doc/md.texi: Likewise.
13503 * tree-ssa-tail-merge.c: Likewise.
13504 * sched-int.h: Likewise.
13505 * match.pd: Likewise.
13506 * sched-ebb.c: Likewise.
13507 * target.def (omit_struct_return_reg): Likewise.
13508 * gimple-ssa-isolate-paths.c: Likewise.
13509 (find_implicit_erroneous_behaviour): Renamed to...
13510 (find_implicit_erroneous_behavior): ... this.
13511 (find_explicit_erroneous_behaviour): Renamed to...
13512 (find_explicit_erroneous_behavior): ... this.
13513 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13515 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13517 PR rtl-optimization/64682
13518 PR rtl-optimization/69567
13519 PR rtl-optimization/69737
13520 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13521 in I2 as well, just lose it.
13523 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13525 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13527 (aarch64_last_printed_tune_string): Likewise.
13528 (aarch64_declare_function_name): Only output .arch assembler
13529 directive if it will be different from the previously output
13530 directive. Same for .tune comment but only if -dA is set.
13531 (aarch64_start_file): New function.
13532 (TARGET_ASM_FILE_START): Define.
13534 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13537 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13539 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13542 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13543 -Wmaybe-uninitialized warning.
13545 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13548 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13550 2016-02-11 Richard Biener <rguenther@suse.de>
13552 PR rtl-optimization/69291
13553 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13554 subexpressions affected by changing the result.
13556 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13559 * lra-constraints.c (curr_insn_transform): Find in/out operands
13560 for secondary memory moves. Update dups.
13562 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13564 PR tree-optimization/69652
13565 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13566 to nested loop, did source re-formatting, skip debug statements,
13567 add check on statement with volatile operand, remove dead scalar
13570 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13571 Patrick Palka <ppalka@gcc.gnu.org>
13575 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13576 calls if the return type is TREE_ADDRESSABLE.
13577 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13578 * ipa-split.c (split_function): Fix doubled "we" in comment.
13579 Use void return type for the split part even if
13580 !split_point->split_part_set_retval.
13582 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13584 PR tree-optimization/68021
13585 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13586 when computing the value of biv cand by itself.
13588 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13590 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13591 (cortexa57_tunings): Likewise.
13592 (cortexa72_tunings): Likewise.
13593 (arch_macro_fusion_pair_p): Add support for AES fusion.
13594 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13595 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13596 Allow virtual registers before reload so early scheduling works.
13597 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13598 correct latency and pipeline.
13599 (cortex_a57_crypto_complex): Likewise.
13600 (cortex_a57_crypto_xor): Likewise.
13601 (define_bypass): Add AES bypass.
13603 2016-02-10 Richard Biener <rguenther@suse.de>
13605 PR tree-optimization/69726
13606 * passes.def: Add DCE pass before late uninit.
13607 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13608 really fixup if-conversions job.
13610 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13612 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13613 (arm_cortex_a57_tune): Likewise.
13614 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13615 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13617 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13619 * timevar.def (TV_PHASE_DBGINFO): Delete.
13620 (TV_PHASE_CHECK_DBGINFO): Likewise.
13621 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13623 2016-02-10 Richard Biener <rguenther@suse.de>
13625 PR tree-optimization/69719
13626 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13627 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13629 2016-02-09 Andrew Pinski <apinski@cavium.com>
13632 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13633 get_vcond_mask_icode returns false.
13635 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13638 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13639 an ADDIS that adds a pointer to a large constant that sets the
13640 upper16 bits with a load operation.
13642 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13645 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13647 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13649 (vzipq_s16): Likewise.
13650 (vzipq_s32): Likewise.
13651 (vzipq_f32): Likewise.
13652 (vzipq_u8): Likewise.
13653 (vzipq_u16): Likewise.
13654 (vzipq_u32): Likewise.
13655 (vzipq_p8): Likewise.
13656 (vzipq_p16): Likewise.
13658 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13661 * config/arm/arm.c (neon_endian_lane_map): New function.
13662 (neon_vector_pair_endian_lane_map): New function.
13663 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13664 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13666 (vuzpq_s16): Likewise.
13667 (vuzpq_s32): Likewise.
13668 (vuzpq_f32): Likewise.
13669 (vuzpq_u8): Likewise.
13670 (vuzpq_u16): Likewise.
13671 (vuzpq_u32): Likewise.
13672 (vuzpq_p8): Likewise.
13673 (vuzpq_p16): Likewise.
13675 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13678 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13681 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13684 truncate const_int operand 1 to QImode.
13686 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13688 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13689 corresponding to an abnormal edge.
13691 2016-02-09 Tom de Vries <tom@codesourcery.com>
13693 PR tree-optimization/69599
13694 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13696 (find_func_aliases_for_builtin_call, find_func_clobbers)
13697 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13700 2016-02-09 Richard Biener <rguenther@suse.de>
13702 PR tree-optimization/69715
13703 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13704 LHS on calls as non-rewritable.
13706 2016-02-09 Tom de Vries <tom@codesourcery.com>
13709 * lto-wrapper.c (append_diag_options): New function.
13710 (compile_offload_image): Call append_diag_options.
13712 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13715 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13716 Minor copy-edit to fix verb tenses.
13718 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13720 PR tree-optimization/69209
13721 * ipa-split.c (split_function): If split part is not
13722 returning retval, retval has gimple type but is not
13723 gimple value, force it into a SSA_NAME first.
13725 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13727 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13730 2016-02-08 Jason Merrill <jason@redhat.com>
13733 * convert.c (convert_to_integer_1): Check dofold on truncation
13735 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13736 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13737 Rename from *_nofold.
13738 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13739 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13741 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13744 * tree.c (build_common_tree_nodes): Remove short_double argument.
13745 All callers changed.
13746 * tree.h (build_common_tree_nodes): Adjust declaration.
13747 * doc/invoke.texi (-fshort-double): Remove documentation.
13748 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13749 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13750 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13751 (append_linker_options): Don't handle OPT_fshort_double.
13753 PR rtl-optimization/68730
13754 * lra-remat.c (insn_to_cand_activation): New static variable.
13755 (lra_remat): Allocate and free it.
13756 (create_cand): New arg activation. Initialize a field in
13757 insn_to_cand_activation if it is nonnull.
13758 (create_cands): Pass the activation insn to create_cand when making
13759 a candidate involving an output reload. Reorganize code a little.
13760 (do_remat): Keep track of active status of candidates in a separate
13763 2016-02-08 Richard Biener <rguenther@suse.de>
13765 PR tree-optimization/69719
13766 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13767 Properly use absolute of the difference of the two offsets to
13768 compare or adjust the segment length.
13770 2016-02-08 Richard Biener <rguenther@suse.de>
13771 Jeff Law <law@redhat.com>
13774 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13775 types for anonymous SSA names.
13777 2016-02-08 Richard Biener <rguenther@suse.de>
13779 PR rtl-optimization/69274
13780 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13782 2016-02-08 Jeff Law <law@redhat.com>
13784 PR tree-optimization/65917
13785 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13786 equivalences from if (x == y) style conditionals.
13787 (loop_depth_of_name): Remove.
13788 (record_equality): Remove loop depth check.
13789 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13790 (const_and_copies::record_const_or_copy_raw): New member function.
13791 * tree-ssa-scopedtables.c
13792 (const_and_copies::record_const_or_copy_raw): New, factored out of
13793 (const_and_copies::record_const_or_copy): Call new member function.
13795 2016-02-05 Jeff Law <law@redhat.com>
13797 PR tree-optimization/68541
13798 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13799 (count_stmts_in_block): New function.
13800 (poor_ifcvt_candidate_code): Likewise.
13801 (is_feasible_trace): Add some heuristics to determine when path
13802 splitting is profitable.
13803 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13804 is a diamond with a single exit.
13806 2016-02-05 Martin Sebor <msebor@redhat.com>
13809 * doc/invoke.texi: Update -Wplacement-new to take an optional
13812 2016-02-06 Richard Henderson <rth@redhat.com>
13815 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13816 out of non-standard address spaces.
13818 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13820 PR rtl-optimization/69691
13821 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13823 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13825 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13826 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13827 (*ieee128_mfvsrd_64bit): Likewise.
13828 (*ieee128_mfvsrd_32bit): Likewise.
13830 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13834 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13836 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13837 instrumented_version.
13839 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13841 * doc/invoke.texi (Optimize Options): In table of --param options
13842 rename second occurrence of tracer-min-branch-ratio to
13843 tracer-min-branch-probability, rename
13844 tracer-min-branch-ratio-feedback to
13845 tracer-min-branch-probability-feedback and clarify description,
13846 rename sched-spec-state-edge-prob-cutoff to
13847 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13848 to selsched-insns-to-rename, rename lto-minpartition to
13849 lto-min-partition, delete reorder-blocks-duplicate and
13850 reorder-blocks-duplicate-feedback.
13852 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13854 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13857 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13859 * doc/extend.texi: S/390: Correct some typos.
13861 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13863 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13865 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13868 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13869 (s390_register_info_gprtofpr): Use new macros above.
13870 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13872 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13873 its name. Adjust restore and save gpr ranges.
13874 (s390_register_info_set_ranges): New function.
13875 (s390_register_info): Use new macros above. Call
13876 s390_register_info_set_ranges.
13877 (s390_optimize_register_info): Likewise.
13878 (s390_hard_regno_rename_ok): Use new macros.
13879 (s390_hard_regno_scratch_ok): Likewise.
13880 (s390_emit_epilogue): Likewise.
13881 (s390_can_use_return_insn): Likewise.
13882 (s390_optimize_prologue): Likewise.
13883 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13885 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13888 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13890 (ix86_option_override_internal): Disable TARGET_STV even for
13891 -m{incoming,preferred}-stack-boundary=3.
13893 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13895 * config.gcc: Mark deprecated rtems targets as obsolete.
13897 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13899 PR rtl-optimization/64682
13900 PR rtl-optimization/69567
13901 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13902 before I2 only if the register is both used and set in I2.
13904 2016-02-04 DJ Delorie <dj@redhat.com>
13906 * config/msp430/msp430.c (msp430_start_function): Add function type.
13908 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13911 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13913 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13915 PR rtl-optimization/69577
13917 2015-10-29 Richard Henderson <rth@redhat.com>
13921 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13922 sse check to the exact conditions of PR 67609.
13924 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13927 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13928 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13929 not allowed into the traditional Altivec registers.
13930 (movtd_64bit_nodm): Likewise.
13931 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13933 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13935 * config/aarch64/cortex-a57-fma-steering.c
13936 (aarch64_register_fma_steering): Remove "static" from arguments
13939 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13942 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13943 twice when complex.
13945 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13947 * doc/invoke.texi: Delete -mno-fma4.
13949 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13951 PR rtl-optimization/69577
13952 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13953 (find_subregs_of_mode): Update accordingly. Iterate over partial
13956 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13958 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13959 * config/arm/arm.c (neon_reinterpret): Remove.
13960 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13961 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13962 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13963 vreinterpretti): Remove.
13964 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13965 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13966 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13967 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13968 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13969 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13970 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13971 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13972 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13973 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13974 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13975 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13976 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13977 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13978 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13979 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13980 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13981 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13982 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13983 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13984 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13985 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13986 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13987 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13988 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13989 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13990 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13991 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13992 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13993 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13994 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13995 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13996 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13997 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13998 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13999 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14000 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14001 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14002 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14003 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14004 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14005 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14006 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14007 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14008 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14009 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14010 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14011 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14012 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14013 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14014 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14015 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14016 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14017 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14018 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14019 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14020 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14021 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14022 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14023 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14024 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14025 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14026 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14027 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14028 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14029 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14030 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14031 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14032 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14033 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14034 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14035 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14036 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14037 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14038 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14039 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14040 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14041 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14042 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14043 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14044 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14045 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14046 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14047 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14048 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14049 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14050 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14051 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14052 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14053 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14054 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14055 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14056 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14057 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14058 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14059 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14060 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14061 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14062 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14063 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14064 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14065 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14066 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14068 2016-02-04 Martin Liska <mliska@suse.cz>
14071 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14072 that are gimple_store_p.
14073 (maybe_instrument_call): Likewise.
14075 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14077 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14078 register scaling out of memory reference and comment why.
14080 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14084 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14085 folding the source of a SET.
14087 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14091 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14092 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14094 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14098 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14101 2016-02-04 Christian Bruel <christian.bruel@st.com>
14103 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14104 * config/arm/arm.c (arm_set_current_function): Likewise.
14106 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14107 Ilya Enkovich <enkovich.gnu@gmail.com>
14108 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (convert_scalars_to_vector): Remove
14112 stack alignment fixes.
14113 (ix86_option_override_internal): Disable TARGET_STV if stack
14114 might not be aligned enough.
14115 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14117 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14119 * config/i386/x86-tune.def: Disable default prefetching
14122 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14123 Vladimir Makarov <vmakarov@redhat.com>
14126 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14127 in validating fused toc addresses.
14129 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14132 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14133 range->m_caret fields if range->m_show_caret_p is false.
14136 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14137 Force oldval into register if it does not satisfy reg_or_short_operand
14138 predicate. Fix up formatting.
14140 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14141 Alexandre Oliva <aoliva@redhat.com>
14144 * lra-constraints.c (simplify_operand_subreg): Check additionally
14145 address validity after potential reloading.
14146 (process_address_1): Check insns validity. In case of failure do
14149 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14152 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14155 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14157 * wide-int.cc (canonize_uhwi): New function.
14158 (wi::divmod_internal): Use it.
14160 2016-02-02 James Norris <jnorris@codesourcery.com
14162 * gimplify.c (omp_notice_variable): Add usage check.
14164 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14166 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14167 like LE, GE, LT, GT when emitting relational operator.
14169 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14171 * ira-costs.c (find_costs_and_classes): Add extra argument.
14172 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14173 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14174 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14175 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14176 Add best_class parameter, and return it if not ALL_REGS.
14177 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14179 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14180 Update target hook.
14182 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14184 * config/aarch64/aarch64.c
14185 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14186 (aarch64_ira_change_pseudo_allocno_class): New function.
14188 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14191 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14193 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14195 * config/avr/avr.c (avr_option_override): Set
14196 PARAM_ALLOW_STORE_DATA_RACES to 1.
14198 2016-02-02 Richard Biener <rguenther@suse.de>
14200 PR tree-optimization/69595
14201 * match.pd: Add range test simplifications to true/false.
14203 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14205 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14206 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14209 2016-02-02 Richard Biener <rguenther@suse.de>
14211 PR tree-optimization/69606
14212 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14213 info on the result before moving a stmt.
14215 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14217 PR middle-end/68542
14218 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14219 branch with vector comparison.
14220 * config/i386/sse.md (VI48_AVX): New mode iterator.
14221 (define_expand "cbranch<mode>4): Add support for conditional branch
14222 with vector comparison.
14223 * tree-vect-loop.c (optimize_mask_stores): New function.
14224 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14225 has_mask_store field of vect_info.
14226 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14227 vectorized loops having masked stores after vec_info destroy.
14228 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14229 correspondent macros.
14230 (optimize_mask_stores): Add prototype.
14232 2016-02-02 Alan Modra <amodra@gmail.com>
14235 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14238 2016-02-02 Alan Modra <amodra@gmail.com>
14241 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14242 whenever toc_label_name used.
14243 (rs6000_file_start): Don't set up toc section here,
14244 (rs6000_output_function_epilogue): do so here instead,
14245 (rs6000_xcoff_file_start): and here.
14246 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14247 (load_toc_aix_di): Likewise.
14249 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14251 PR rtl-optimization/69592
14252 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14253 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14254 (num_sign_bit_copies_binary_arith_p): New inline function.
14255 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14257 2016-02-01 Jeff Law <law@redhat.com>
14259 PR tree-optimization/69580
14260 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14261 * tree-ssa-threadbackward.c
14262 (fsm_find_control_statement_thread_paths): Do not try to walk
14263 through large PHI nodes.
14265 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14267 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14268 when count is incremented above limit, don't analyze further
14271 * omp-low.c (oacc_parse_default_dims): Avoid
14272 -Wsign-compare warning, make sure value fits into int
14273 rather than just unsigned int.
14275 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14277 PR tree-optimization/67921
14278 * fold-const.c (split_tree): New parameters. Convert pointer
14279 type variable part to proper type before negating.
14280 (fold_binary_loc): Pass new arguments to split_tree.
14282 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14284 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14285 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14286 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14287 * doc/tm.texti: Rebuilt.
14288 * doc/invoke.texi (fopenacc-dim): Document.
14289 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14290 (append_compiler_options): Likewise.
14291 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14292 (oacc_parse_default_dims): New.
14293 (oacc_validate_dims): Add USED arg. Select non-unity default when
14295 (oacc_loop_fixed_partitions): Return mask of used partitions.
14296 (oacc_loop_auto_partitions): Emit dump info.
14297 (oacc_loop_partition): Return mask of used partitions.
14298 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14299 loop partitioning and validation calls.
14301 2016-02-01 Richard Biener <rguenther@suse.de>
14303 PR middle-end/69556
14304 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14306 2016-02-01 Richard Biener <rguenther@suse.de>
14308 PR tree-optimization/69574
14309 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14310 of asserting return chrec_dont_know.
14312 2016-02-01 Martin Liska <mliska@suse.cz>
14314 * mem-stats-traits.h: Add copyright header.
14315 * mem-stats.h: Likewise.
14317 2016-02-01 Richard Biener <rguenther@suse.de>
14319 PR tree-optimization/69579
14320 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14321 Do not propagate through abnormal PHI results.
14323 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14325 * postreload.c (reload_cse_simplify): Remove dead code.
14327 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14329 PR rtl-optimization/69570
14330 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14331 if there is more than one set, not if there is a single set.
14333 2016-02-01 Richard Henderson <rth@redhat.com>
14336 * combine.c (make_compound_operation): When looking through a
14337 subreg, make sure to re-extend to the width of the outer mode.
14339 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14341 PR tree-optimization/69546
14342 * wide-int.cc (wi::divmod_internal): For unsigned division
14343 where both operands fit into uhwi, if o1 is 1 and o0 has
14344 msb set, if divident_prec is larger than bits per hwi,
14345 clear another quotient word and return 2 instead of 1.
14346 Similarly for remainder with msb in HWI set, if dividend_prec
14347 is larger than bits per hwi.
14349 2016-01-29 Martin Jambor <mjambor@suse.cz>
14351 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14352 Use short lowercase names.
14353 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14354 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14355 acq_rel one. Protect warning agains segfaults if
14356 get_memory_order_name returns NULL.
14357 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14358 with release semantics. Do not warn if get_memory_order already did.
14359 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14360 semantics. Fix check for relaxed or acquire semantics. Do not warn
14361 if get_memory_order already did.
14363 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14365 * doc/install.texi: Document that isl-0.16 is supported.
14367 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14370 * config/i386/constraints.md (Bm): Describe as special memory
14372 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14373 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14374 * genpreds.c (struct constraint_data): Add is_special_memory.
14375 (have_special_memory_constraints, special_memory_start): New
14377 (special_memory_end): Ditto.
14378 (add_constraint): Add new arg is_special_memory. Add code to
14379 process its true value. Update have_special_memory_constraints.
14380 (process_define_constraint): Pass the new arg.
14381 (process_define_register_constraint): Ditto.
14382 (choose_enum_order): Process special memory.
14383 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14384 function insn_extra_special_memory_constraint.
14385 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14386 * gensupport.c (process_rtx): Process
14387 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14388 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14389 * ira-lives.c (single_reg_class): Use
14390 insn_extra_special_memory_constraint.
14391 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14392 * lra-constraints.c (process_alt_operands): Ditto.
14393 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14394 * recog.c (asm_operand_ok, preprocess_constraints): Process
14396 * reload.c (find_reloads): Ditto.
14397 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14398 * stmt.c (parse_input_constraint): Use
14399 insn_extra_special_memory_constraint.
14401 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14404 * lra-splill.c (lra_final_code_change): Revert r229087 by
14405 removing all sub-registers.
14407 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14410 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14412 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14415 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14416 SSE1, copy target into the temporary reg first before recursing
14419 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14421 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14424 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14426 * ginclude/stdarg.h: Test __cplusplus instead of
14427 __GXX_EXPERIMENTAL_CXX0X__.
14429 2016-01-29 Richard Biener <rguenther@suse.de>
14431 PR tree-optimization/69547
14432 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14433 Do not mark clobbers necessary.
14434 (mark_all_reaching_defs_necessary_1): Likewise.
14436 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14438 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14439 declaration name with %qs and print it in both error messages.
14440 Also fix indentation.
14442 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14445 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14446 trailing blank line from error message.
14448 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14451 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14454 2016-01-29 Richard Biener <rguenther@suse.de>
14456 PR middle-end/69537
14457 * match.pd: Allow all integral types when simplifying a
14458 widening or sign-changing conversion.
14460 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14462 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14463 back to setting codegen_error to fail codegen.
14465 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14468 * config/i386/constraints.md (C): Only accept constant zero operand.
14469 (BC): New constraint.
14470 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14471 instead of C constraint.
14472 * doc/md.texi (Machine Constraints): Update description
14475 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14478 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14480 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14482 PR middle-end/69542
14483 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14486 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14488 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14489 branches if using guessed profile.
14491 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14493 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14495 2016-01-28 Richard Henderson <rth@redhat.com>
14498 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14499 * config/aarch64/aarch64-protos.h: Update.
14500 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14501 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14502 (aarch64_get_condition_code_1): Handle CC_Cmode.
14503 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14504 (*add<mode>3_compareC_cconly_imm): New.
14505 (*add<mode>3_compareC_cconly): New.
14506 (*add<mode>3_compareC_imm): New.
14507 (add<mode>3_compareC): New.
14508 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14509 to be first. Use aarch64_carry_operation.
14510 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14511 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14512 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14513 (subti3): Use subdi3_compare1.
14514 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14515 (sub<mode>3_compare1): New.
14516 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14517 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14518 (*subsi3_carryin_uxtw): Likewise.
14519 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14520 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14521 * config/aarch64/iterators.md (DWI): New.
14522 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14523 (aarch64_borrow_operation): New.
14525 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14527 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14528 message when isl does not return a valid schedule.
14530 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14532 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14533 Remove comments from class declarations: they are already in the code
14536 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14538 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14540 (ternary_op_to_tree): Same.
14541 (unary_op_to_tree): Same.
14542 (nary_op_to_tree): Same.
14543 (gcc_expression_from_isl_expr_op): Same.
14544 (gcc_expression_from_isl_expression): Same.
14545 (graphite_create_new_loop): Same.
14546 (graphite_create_new_loop_guard): Same.
14547 (build_iv_mapping): Same.
14548 (graphite_create_new_guard): Same.
14549 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14550 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14552 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14554 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14555 instead of setting codegen_error to fail codegen.
14557 2016-01-28 Jason Merrill <jason@redhat.com>
14559 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14561 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14563 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14564 Remove CONST_INT_P check in CCMP cost calculation.
14566 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14568 * config/aarch64/aarch64.c (generic_vector_cost):
14569 Set vec_permute_cost.
14570 (cortexa57_vector_cost): Likewise.
14571 (exynosm1_vector_cost): Likewise.
14572 (xgene1_vector_cost): Likewise.
14573 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14574 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14575 Add vec_permute_cost entry.
14577 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14579 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14581 (add<mode>3_compare0): Likewise.
14582 (addsi3_compare0_uxtw): Likewise.
14583 (add<mode>3nr_compare0): Likewise.
14584 (compare_neg<mode>): Likewise.
14585 (<optab><mode>3): Likewise.
14587 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14589 * tree-vect-stmts.c (vectorizable_comparison): Add
14590 NULL check for vectype.
14592 2016-01-28 Richard Biener <rguenther@suse.de>
14594 PR tree-optimization/69466
14595 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14596 Account for PHIs we couldn't duplicate.
14598 2016-01-28 Martin Liska <mliska@suse.cz>
14601 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14602 instead of ENABLE_VALGRIND_CHECKING.
14604 2016-01-27 Richard Henderson <rth@redhat.com>
14607 * lra-remat.c (subreg_regs): New.
14608 (dump_candidates_and_remat_bb_data): Dump it.
14609 (operand_to_remat): Reject if operand in subreg_regs.
14610 (set_bb_regs): Collect subreg_regs.
14611 (lra_remat): Init and free subreg_regs. Compute
14612 calculate_local_reg_remat_bb_data before create_cands.
14614 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14617 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14618 change stack_alignment_needed for __tls_get_addr call.
14620 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14622 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14624 2016-01-27 Jeff Law <law@redhat.com>
14626 PR tree-optimization/68398
14627 PR tree-optimization/69196
14628 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14629 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14630 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14631 Only count PHIs in the last block in the path. The others will
14632 const/copy propagate away. Add heuristic to allow more irreducible
14633 subloops to be created when it is likely profitable to do so.
14635 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14636 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14637 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14639 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14642 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14643 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14644 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14645 * tree-streamer-in.c: Include asan.h.
14646 (streamer_get_builtin_tree): For builtins in sanitizer
14647 range call initialize_sanitizer_builtins and retry.
14649 2016-01-27 Ian Lance Taylor <iant@google.com>
14651 * common.opt (fkeep-gc-roots-live): New undocumented option.
14652 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14653 -fkeep-gc-roots-live, skip pointers.
14654 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14657 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14660 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14661 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14663 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14666 * configure.ac: NetBSD provides SSP in its C library.
14667 * configure: Updated.
14669 2016-01-27 Richard Biener <rguenther@suse.de>
14671 PR tree-optimization/69166
14672 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14673 reduction code for commutativity / associativity.
14675 2016-01-27 Martin Jambor <mjambor@suse.cz>
14677 PR tree-optimization/69355
14678 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14679 total_scalarization fails.
14681 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14683 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14686 2016-01-27 Christian Bruel <christian.bruel@st.com>
14689 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14690 Move arm_reset_previous_fndecl and set_target_option_current_node in
14691 the conditional part. Call save_restore_target_globals.
14692 * config/arm/arm.c (arm_set_current_function):
14693 Refactor to better support #pragma target and attribute mix.
14694 Call save_restore_target_globals.
14695 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14697 2016-01-27 Martin Liska <mliska@suse.cz>
14699 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14700 reference for an HSA kernel and its host function.
14702 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14704 PR tree-optimization/69399
14705 * wide-int.h (wi::lrshift): For larger precisions, only
14706 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14708 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14710 * config/arc/predicates.md (proper_comparison_operator): Reject
14711 constant-constant comparison.
14713 2016-01-26 Tom de Vries <tom@codesourcery.com>
14715 PR tree-optimization/69110
14716 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14717 DR_NUM_DIMENSIONS == 0.
14719 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14720 Sebastian Pop <s.pop@samsung.com>
14722 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14723 isl_ast_op_cond and isl_ast_op_select.
14724 (gcc_expression_from_isl_expr_op): Same.
14726 2016-01-26 Jason Merrill <jason@redhat.com>
14729 * tree.c (recompute_constructor_flags): Split out from
14731 (verify_constructor_flags): New.
14732 * tree.h: Declare them.
14734 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14736 PR rtl-optimization/69217
14737 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14738 are no TYPE_FIELDS set for the record type.
14740 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14743 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14744 toc_label_name unconditionally.
14745 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14746 SYMBOL_REF string. Use toc_label_name instead of constructing
14748 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14749 constructing LCTOC1.
14751 2016-01-26 Martin Sebor <msebor@redhat.com>
14754 * doc/extend.texi (Common Type Attributes): Move text that talks about
14755 attribute packed from attribute aligned to the section discussing
14756 the former attribute for clarity.
14758 2016-01-26 Richard Henderson <rth@redhat.com>
14760 PR middle-end/60908
14761 * trans-mem.c (tm_region_init): Mark entry block as visited.
14763 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14766 * diagnostic-show-locus.c (layout::print_source_line): Replace
14767 call to pp_newline with call to layout::print_newline.
14768 (layout::print_annotation_line): Likewise.
14769 (layout::move_to_column): Likewise.
14770 (layout::print_any_fixits): After printing any fixits, print a
14771 trailing newline, if necessary.
14772 (layout::print_newline): New method, resetting any colorization
14774 (diagnostic_show_locus): Move the pp_newline to before the
14775 early bailout. Remove dummy block enclosing the layout instance.
14776 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14777 of pp_newline_and_flush with pp_flush.
14778 (diagnostic_append_note): Delete use of pp_newline.
14779 (diagnostic_append_note_at_rich_loc): Delete.
14780 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14781 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14782 when newline characters are added to the buffer.
14784 2016-01-26 Michael Matz <matz@suse.de>
14786 * configure.ac (ac_cv_std_swap_in_utility): New test.
14787 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14788 * configure: Regenerate.
14789 * config.in: Regenerate.
14791 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14793 * config/arc/arc.md (cstoresi4): Force operand into register.
14794 (arcset<code>): Fix predicate.
14795 (arcsetltu): Likewise.
14796 (arcsetgeu): Likewise.
14797 (arcsethi): Likewise.
14798 (arcsetls): Likewise.
14800 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14802 PR tree-optimization/69483
14803 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14804 if base has error_mark_node type.
14806 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14809 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14810 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14812 (vget_lane_f16): Handle big-endian.
14813 (vgetq_lane_f16): Likewise.
14814 (vset_lane_f16): Likewise.
14815 (vsetq_lane_f16): Likewise.
14816 * config/arm/iterators.md (VQXMOV): Add V8HF.
14817 (VDQ): Add V4HF and V8HF.
14818 (V_reg): Handle V4HF and V8HF.
14819 (Is_float_mode): Likewise.
14820 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14821 neon_vdup_nv8hf): New patterns.
14822 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14823 Use VD_LANE iterator.
14824 (neon_vld1_dup<mode>): Use VQ2 iterator.
14826 2016-01-26 Nathan Sidwell <nathan@acm.org>
14828 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14829 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14830 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14831 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14832 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14833 (oacc_validate_dims): Add LEVEL arg, don't return level.
14834 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14835 oacc_validate_dims.
14836 (execute_oacc_device_lower): Adjust, add more dump output.
14837 * tree-ssa-loop.c (gate_oacc_kernels): Use
14838 oacc_fn_attrib_kernels_p.
14839 * tree-parloops.c (create_parallel_loop): Adjust
14840 set_oacc_fn_attrib call.
14842 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14845 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14846 (append_compiler_options): Handle -fcilkplus.
14847 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14849 2016-01-26 Nick Clifton <nickc@redhat.com>
14852 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14853 been marked as DECL_ONE_ONLY but we do not the means to make it
14854 so, then do not allow it to bind locally.
14856 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14859 * opts.h (parse_sanitizer_options): New prototype.
14860 * opts.c (sanitizer_opts): New array.
14861 (parse_sanitizer_options): New function.
14862 (common_handle_option): Use parse_sanitizer_options.
14864 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14867 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14868 alignment adjustment to ...
14869 (ix86_update_stack_boundary): Here. Don't over-align stack for
14871 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14872 if __tls_get_addr is called.
14874 2016-01-26 Christian Bruel <christian.bruel@st.com>
14876 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14878 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14880 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14882 2016-01-26 Richard Biener <rguenther@suse.de>
14884 PR middle-end/69467
14885 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14887 2016-01-26 Richard Biener <rguenther@suse.de>
14889 PR tree-optimization/69452
14890 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14891 (move_computations_dom_walker::before_dom_children): Rename
14893 (move_computations_worker): This.
14894 (move_computations): Perform an RPO rather than a DOM walk.
14896 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14899 * combine.c (combine_instructions): For REG_EQUAL note with
14900 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14901 to the underlying register.
14902 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14903 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14905 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14908 * config/aarch64/aarch64-builtins.c
14909 (aarch64_init_simd_builtin_types): Do not set structural
14910 equality to __Poly{8,16,64,128}_t types.
14912 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14914 PR tree-optimization/69400
14915 * wide-int.cc (wi_pack): Take the precision as argument and
14916 perform canonicalization here rather than in the callers.
14917 Use the main loop to handle all full-width HWIs. Add a
14918 zero HWI if in_len isn't a full result.
14919 (wi::divmod_internal): Update accordingly.
14920 (wi::mul_internal): Likewise. Simplify.
14922 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14923 Sebastian Pop <s.pop@samsung.com>
14925 * graphite-poly.c (apply_poly_transforms): Simplify.
14926 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14927 (print_isl_map): Same.
14928 (print_isl_union_map): Same.
14929 (print_isl_schedule): New.
14930 (debug_isl_schedule): New.
14931 * graphite-dependences.c (scop_get_reads): Do not call
14932 isl_union_map_add_map that is undocumented isl functionality.
14933 (scop_get_must_writes): Same.
14934 (scop_get_may_writes): Same.
14935 (scop_get_original_schedule): Remove.
14936 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14937 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14938 (compute_deps): Remove.
14939 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14940 (debug_schedule_ast): New.
14941 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14942 set_separate_option.
14943 (graphite_regenerate_ast_isl): Add dump.
14944 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14945 from scop->transformed_schedule.
14946 (graphite_regenerate_ast_isl): Add more dump.
14947 * graphite-optimize-isl.c (optimize_isl): Set
14948 scop->transformed_schedule. Check whether schedules are equal.
14949 (apply_poly_transforms): Move here.
14950 * graphite-poly.c (apply_poly_transforms): ... from here.
14951 (free_poly_bb): Static.
14952 (free_scop): Static.
14953 (pbb_number_of_iterations_at_time): Remove.
14954 (print_isl_ast): New.
14955 (debug_isl_ast): New.
14956 (debug_scop_pbb): New.
14957 * graphite-scop-detection.c (print_edge): Move.
14958 (print_sese): Move.
14959 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14960 (build_scop_scattering): Remove.
14961 (create_pw_aff_from_tree): Assert instead of bailing out.
14962 (add_condition_to_pbb): Remove unused code, do not fail.
14963 (add_conditions_to_domain): Same.
14964 (add_conditions_to_constraints): Remove.
14965 (build_scop_context): New.
14966 (add_iter_domain_dimension): New.
14967 (build_iteration_domains): Initialize pbb->iterators.
14968 Call add_conditions_to_domain.
14971 (index_outermost_in_loop): New.
14972 (index_pbb_in_loop): New.
14973 (outermost_pbb_in): New.
14974 (add_in_sequence): New.
14975 (add_outer_projection): New.
14976 (outer_projection_mupa): New.
14977 (add_loop_schedule): New.
14978 (build_schedule_pbb): New.
14979 (build_schedule_loop): New.
14980 (embed_in_surrounding_loops): New.
14981 (build_schedule_loop_nest): New.
14982 (build_original_schedule): New.
14983 (build_poly_scop): Call build_original_schedule.
14984 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14985 (free_poly_dr): Remove.
14986 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14987 (free_poly_bb): Remove.
14988 (debug_loop_vec): Remove.
14989 (print_isl_ast): Declare.
14990 (debug_isl_ast): Declare.
14991 (scop_do_interchange): Remove.
14992 (scop_do_strip_mine): Remove.
14993 (scop_do_block): Remove.
14994 (flatten_all_loops): Remove.
14995 (optimize_isl): Remove.
14996 (pbb_number_of_iterations_at_time): Remove.
14997 (debug_scop_pbb): Declare.
14998 (print_schedule_ast): Declare.
14999 (debug_schedule_ast): Declare.
15000 (struct scop): Remove schedule. Add original_schedule,
15001 transformed_schedule.
15002 (free_gimple_poly_bb): Remove.
15003 (print_generated_program): Remove.
15004 (debug_generated_program): Remove.
15005 (unify_scattering_dimensions): Remove.
15006 * sese.c (print_edge): ... here.
15007 (print_sese): ... here.
15008 (debug_edge): ... here.
15009 (debug_sese): ... here.
15010 * sese.h (print_edge): Declare.
15011 (print_sese): Declare.
15012 (dump_edge): Declare.
15013 (dump_sese): Declare.
15015 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15016 Sebastian Pop <s.pop@samsung.com>
15018 * Makefile.in: Set ISLVER in site.exp.
15020 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15022 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15023 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15024 through DECL_VALUE_EXPR for expansion.
15026 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15028 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15029 the frame info after reload completed.
15031 2016-01-25 Jeff Law <law@redhat.com>
15033 PR tree-optimization/69196
15034 PR tree-optimization/68398
15035 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15036 tree-ssa-threadupdate.c.
15037 (determine_bb_domination_status): Prototype
15038 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15039 (determine_bb_domination_status): No longer static.
15040 (valid_jump_thread_path): Remove code to detect characteristics
15041 of the jump thread path not associated with correctness.
15042 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15043 Correct test for thread path length. Count PHIs for real operands as
15044 statements that need to be copied. Do not count ASSERT_EXPRs.
15045 Look at all the blocks in the thread path. Compute and selectively
15046 filter thread paths based on threading through the latch, threading
15047 a multiway branch or crossing a multiway branch.
15049 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15051 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15052 decl with __attribute__ ((unused)) annotation.
15054 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15057 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15058 of operands is compatible with a statement vectype.
15060 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15062 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15063 improve wording for mixed storage order support.
15065 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15067 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15068 (vcvt_u64_f64): Likewise.
15069 (vcvta_s64_f64): Likewise.
15070 (vcvta_u64_f64): Likewise.
15071 (vcvtm_s64_f64): Likewise.
15072 (vcvtm_u64_f64): Likewise.
15073 (vcvtn_s64_f64): Likewise.
15074 (vcvtn_u64_f64): Likewise.
15075 (vcvtp_s64_f64): Likewise.
15076 (vcvtp_u64_f64): Likewise.
15078 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15080 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15081 (arc_init): Check validity mll64 option.
15082 (arc_save_restore): Use double load/store instruction.
15083 (arc_expand_movmem): Likewise.
15084 (arc_split_move): Don't split if we have double load/store
15085 instructions. Returns a boolean.
15086 (arc_process_double_reg_moves): Change function to return boolean
15087 instead of a sequence of instructions.
15088 (arc_dwarf_register_span): New function.
15089 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15090 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15091 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15092 (*movdf_insn): Likewise.
15093 * config/arc/arc.opt (mll64): New option.
15094 * config/arc/predicates.md (even_register_operand): New predicate.
15095 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15097 2016-01-25 Richard Biener <rguenther@suse.de>
15100 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15101 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15103 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15105 2016-01-25 Richard Biener <rguenther@suse.de>
15107 PR tree-optimization/69376
15108 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15110 (VN_INFO_ANTI_RANGE_P): New inline.
15111 (VN_INFO_RANGE_TYPE): Likewise.
15112 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15113 SSA_NAME_ANTI_RANGE_P.
15114 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15115 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15116 Properly query VN_INFO_RANGE_TYPE.
15118 2016-01-25 Nick Clifton <nickc@redhat.com>
15121 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15123 2016-01-23 Tom de Vries <tom@codesourcery.com>
15125 PR tree-optimization/69426
15126 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15129 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15131 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15132 "the the" with "the" in the comments.
15133 * ipa-devirt.c (build_type_inheritance_graph,
15134 update_type_inheritance_graph): Likewise.
15135 * tree.c (build_function_type_list_1): Likewise.
15136 * cfgloopmanip.c (scale_loop_profile): Likewise.
15137 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15138 * gimple-ssa-split-paths.c
15139 (find_block_to_duplicate_for_splitting_paths): Likewise.
15140 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15141 * expr.c (convert_move): Likewise.
15142 * var-tracking.c (vt_stack_adjustments): Likewise.
15143 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15144 * tree-vrp.c (test_for_singularity): Likewise.
15146 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15147 directly instead of building a temporary tree.
15150 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15151 remove <algorithm> include.
15153 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15156 * config/i386/i386.c: Include dojump.h.
15157 (expand_small_movmem_or_setmem,
15158 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15160 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15161 if dynamic_check != -1.
15163 2016-01-21 Jeff Law <law@redhat.com>
15165 PR middle-end/69347
15166 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15167 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15168 into dominated_by_p.
15169 (cprop_into_successor_phis): Avoid unnecessary tests.
15171 2016-01-22 Richard Henderson <rth@redhat.com>
15174 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15175 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15177 2016-01-22 Michael Matz <matz@suse.de>
15179 * system.h (string, algorithm): Include only conditionally.
15180 (new): Include always under C++.
15181 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15182 * final.c (toplevel): Ditto.
15183 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15184 * genconditions.c (write_header): Make gencondmd.c define
15186 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15188 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15189 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15191 2016-01-22 Christian Bruel <christian.bruel@st.com>
15194 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15196 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15199 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15200 define_insn_and_split. Ensure operands[1] and operands[0] do not
15201 get assigned the same register.
15203 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15205 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15207 2016-01-22 Christian Bruel <christian.bruel@st.com>
15209 * config/arm/arm-c.c (arm_pragma_target_parse):
15210 Remove warn_builtin_macro_redefined overwrite.
15212 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15214 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15215 flag_non_call_exceptions compatibility.
15217 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15220 * dwarf2out.c (add_child_die_after): New function.
15221 (dwarf_qual_info_t): New type.
15222 (dwarf_qual_info): New variable.
15223 (qualified_die_p): New function.
15224 (modified_type_die): For -fdebug-types-section, ensure
15225 canonical order of qualifiers. Put qualified DIEs adjacent
15226 to the corresponding non-qualified type DIE and search there
15227 for existing qualified DIEs.
15229 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15231 * doc/extend.texi (scalar_storage_order type attribute): Document
15232 restriction on type punning and aliasing, and remove future tense.
15234 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15237 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15240 2016-01-21 Jeff Law <law@redhat.com>
15242 PR middle-end/69347
15243 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15244 useless call to record_temporary_equivalences.
15245 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15246 allocate 10 slots in the bb_path vector and let it grow as needed.
15247 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15250 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15252 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15254 * configure: Regenerate.
15256 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15258 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15259 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15261 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15263 PR middle-end/66178
15264 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15265 drop EXPAND_INITIALIZER.
15266 * rtl.h (contains_symbolic_reference_p): Declare.
15267 * rtlanal.c (contains_symbolic_reference_p): New function.
15268 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15269 a subtraction into a NOT if symbolic constants are involved.
15271 2016-01-21 Anton Blanchard <anton@samba.org>
15272 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15275 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15277 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15280 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15282 * config/microblaze/microblaze.c
15283 (get_branch_target): New.
15284 (insert_wic_for_ilb_runout): New.
15286 (microblaze_machine_dependent_reorg): New.
15287 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15288 * config/microblaze/microblaze.md
15289 (UNSPEC_IPREFETCH): Define.
15290 (iprefetch): New pattern
15291 * config/microblaze/microblaze.opt
15292 (mxl-prefetch): New flag.
15294 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15296 * config/microblaze/microblaze.h
15297 (FIXED_REGISTERS): Update in macro.
15298 (CALL_USED_REGISTERS): Update in macro.
15300 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15302 PR rtl-optimization/68920
15303 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15306 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15308 PR rtl-optimization/68990
15309 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15310 pseudo instead of inheritance ones.
15312 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15313 Nick Clifton <nickc@redhat.com>
15317 * config/mips/mips.c (mips_compute_frame_info): Initialise
15318 args_size and hard_frame_pointer_offset fields of the frame
15319 structure before calling mips_global_pointer.
15321 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15323 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15325 * configure: Regenerate.
15327 2016-01-21 Richard Biener <rguenther@suse.de>
15329 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15331 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15333 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15334 to actually emit the .size directive.
15336 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15337 Jakub Jelinek <jakub@redhat.com>
15341 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15342 args array size by one to avoid buffer overflow.
15344 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15346 * config/s390/s390.md (pool_section_start): Use switch_to_section
15347 to select proper read-only data section instead of hardcoding
15349 (pool_section_end): Use switch_to_section to match the above.
15351 2016-01-21 Richard Biener <rguenther@suse.de>
15353 PR tree-optimization/69378
15354 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15355 (set_ssa_val_to): Use it for dominance checks taking into
15356 account not executable edges.
15358 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15361 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15362 for bitsize instead of GET_MODE_PRECISION (mode).
15364 2016-01-20 Martin Sebor <msebor@redhat.com>
15367 * extend.texi (__sync Builtins): Clarify the semantics of
15368 __sync_fetch_and_OP built-ins on pointers.
15369 (__atomic Builtins): Same.
15371 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15372 Sebastian Pop <s.pop@samsung.com>
15374 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15375 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15376 (is_valid_rename): Same.
15377 (translate_isl_ast_to_gimple::get_rename): Same.
15378 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15379 (translate_isl_ast_to_gimple::rename_uses): Same.
15380 (get_new_name): Check for close_phi nodes.
15381 (copy_loop_phi_args): Use phi_node_kind.
15382 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15383 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15385 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15386 Sebastian Pop <s.pop@samsung.com>
15388 Revert commit r229783.
15389 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15390 Remove use of parameter_rename_map.
15391 (copy_def): Remove.
15392 (copy_internal_parameters): Remove.
15393 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15394 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15395 (free_sese_info): Do not free parameter_rename_map.
15396 (set_rename): Do not use parameter_rename_map.
15397 (rename_uses): Update call to set_rename.
15398 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15399 * sese.h (parameter_rename_map_t): Remove.
15400 (struct sese_info_t): Remove field parameter_rename_map.
15402 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15403 Sebastian Pop <s.pop@samsung.com>
15405 * graphite-isl-ast-to-gimple.c: Fix comment.
15406 * graphite-scop-detection.c (defined_in_loop_p): New.
15407 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15408 names defined in loop.
15410 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15411 Sebastian Pop <s.pop@samsung.com>
15413 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15414 Discard unstructured if-then-else regions.
15416 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15417 Sebastian Pop <s.pop@samsung.com>
15419 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15420 (cleanup_loop_iter_dom): Remove.
15421 (build_loop_iteration_domains): Remove.
15422 (build_scop_context): Remove.
15423 (build_scop_iteration_domain): Remove.
15424 (add_loop_constraints): New.
15425 (build_iteration_domains): New.
15426 (build_poly_scop): Call build_iteration_domains.
15428 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15429 Sebastian Pop <s.pop@samsung.com>
15431 * graphite-scop-detection.c
15432 (scop_detection::harmful_loop_in_region): Free dom and loops.
15433 (scop_detection::loop_body_is_valid_scop): Free bbs.
15435 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15436 Sebastian Pop <s.pop@samsung.com>
15438 * graphite-scop-detection.c (record_loop_in_sese): New.
15439 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15440 (build_scops): Remove call to build_sese_loop_nests.
15441 * sese.c (sese_record_loop): Remove.
15442 (build_sese_loop_nests): Remove.
15443 (new_sese_info): Remove region->loops.
15444 (free_sese_info): Same.
15445 * sese.h (sese_contains_loop): Same.
15446 (build_sese_loop_nests): Remove.
15447 (sese_contains_loop): Remove.
15449 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15450 Sebastian Pop <s.pop@samsung.com>
15452 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15453 loop_is_valid_in_scop.
15454 (scop_detection::harmful_stmt_in_region): Renamed
15455 harmful_loop_in_region.
15456 Call loop_is_valid_in_scop.
15458 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15459 Sebastian Pop <s.pop@samsung.com>
15461 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15464 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15465 Sebastian Pop <s.pop@samsung.com>
15467 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15468 * graphite.h (struct poly_bb): Remove field is_reduction.
15469 (PBB_IS_REDUCTION): Remove.
15471 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15472 Sebastian Pop <s.pop@samsung.com>
15474 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15475 (add_pdr_constraints): Same.
15476 (scop_get_reads): Same.
15477 (scop_get_must_writes): Same.
15478 (scop_get_may_writes): Same.
15479 (scop_get_original_schedule): Same.
15480 (extend_schedule): Same.
15481 (apply_schedule_on_deps): Same.
15482 (carries_deps): Same.
15483 (compute_deps): Same.
15484 (scop_get_dependences): Same.
15485 * graphite-isl-ast-to-gimple.c
15486 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15487 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15488 (get_schedule_for_band_list): Same.
15489 (get_schedule_map): Same.
15490 (apply_schedule_map_to_scop): Same.
15491 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15492 (build_loop_iteration_domains): Same.
15493 (add_condition_to_pbb): Same.
15494 (add_param_constraints): Same.
15495 (pdr_add_memory_accesses): Same.
15496 (pdr_add_data_dimensions): Same.
15498 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15500 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15503 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15505 * common.opt (feliminate-dwarf2-dups): Replace references to
15506 "DWARF 2" with just "DWARF".
15507 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15508 * doc/extend.texi: Likewise.
15509 * doc/cpp.texi: Likewise.
15510 * doc/invoke.texi: Likewise.
15511 (Option Summary): Add -gdwarf to list of Debugging Options.
15512 (Debugging Options): Document -gdwarf.
15513 * doc/contrib.texi: Spell "DWARF" like that.
15515 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15517 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15518 warning. Fix up formatting.
15520 PR middle-end/67653
15521 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15522 attempt to mark memory input operand addressable and
15523 call prepare_gimple_addressable in that case. Don't adjust
15524 input_location for diagnostics, use error_at instead.
15526 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15528 * config/rs6000/ppc-auxv.h: New file.
15529 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15530 (cpu_is): Likewise.
15531 (cpu_supports): Likewise.
15532 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15533 (cpu_is_info): New variable.
15534 (cpu_supports_info): Likewise.
15535 (tcb_verification_symbol): Likewise.
15536 (cpu_builtin_p): Likewise.
15537 (cpu_expand_builtin): New function.
15538 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15539 (rs6000_init_builtins): Likewise.
15540 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15541 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15542 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15543 * configure: Regenerate.
15544 * config.in: Likewise.
15545 * doc/extend.texi (PowerPC Built-in Functions): Document
15546 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15548 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15551 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15553 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15556 2016-01-20 Richard Henderson <rth@redhat.com>
15562 * tree.c (tm_define_builtin): New.
15563 (find_tm_vector_type): New.
15564 (build_tm_vector_builtins): New.
15565 (build_common_builtin_nodes): Call it.
15567 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15569 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15570 (arm_fp_ok): Likewise.
15571 (arm_fp): Likewise.
15572 (arm_crypto): Likewise.
15574 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15575 Richard Biener <rguenther@suse.de>
15577 PR tree-optimization/69328
15578 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15579 vectors have same number of elements.
15580 (vectorizable_condition): Fix masked version recognition.
15582 2016-01-20 Richard Biener <rguenther@suse.de>
15584 PR tree-optimization/69345
15585 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15586 (VN_INFO_PTR_INFO): Likewise.
15587 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15588 info when it is equal between non-dominating SSA names.
15589 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15590 Make sure to look at original SSA infos.
15592 2016-01-20 Jeff Law <law@redhat.com>
15595 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15597 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15598 (pc_or_label_operand): New predicate.
15599 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15600 tests for small integers that are 2^n - 1.
15602 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15604 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15606 2016-01-19 Jeff Law <law@redhat.com>
15608 PR middle-end/69347
15609 * tree-ssa-threadbackwards.c
15610 (fsm_find_control_statement_thread_paths): Do not try to lookup
15611 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15613 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15615 * doc/lto.texi: Remove text that says only Gold has linker plugin
15618 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15620 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15621 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15622 the DIE accordingly.
15623 (modified_type_die): Add REVERSE parameter and pass it recursively,
15624 as well as to base_type_die. Adjust presence check accordingly.
15625 (base_type_for_mode): Adjust call to modified_type_die.
15626 (add_type_attribute): Add REVERSE parameter and pass it to
15628 (generic_parameter_die): Adjust call to add_type_attribute.
15629 (add_scalar_info): Likewise.
15630 (add_subscript_info): Likewise.
15631 (gen_array_type_die): Likewise.
15632 (gen_descr_array_type_die): Likewise.
15633 (gen_entry_point_die): Likewise.
15634 (gen_enumeration_type_die): Likewise.
15635 (gen_formal_parameter_die): Likewise.
15636 (gen_subprogram_die): Likewise.
15637 (gen_variable_die ): Likewise.
15638 (gen_const_die): Likewise.
15639 (gen_field_die): Likewise.
15640 (gen_pointer_type_die): Likewise.
15641 (gen_reference_type_die): Likewise.
15642 (gen_ptr_to_mbr_type_die): Likewise.
15643 (gen_inheritance_die): Likewise.
15644 (gen_subroutine_type_die): Likewise.
15645 (gen_typedef_die): Likewise.
15646 (force_type_die): Adjust call to modified_type_die.
15648 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15650 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15651 flow throughout the file. Fix broken link to Objective-C 2.0
15653 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15656 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15658 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15660 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15663 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15664 (maybe_record_node): Record cxa_pure_virtual as the only possible
15665 target if there are not ohter candidates.
15666 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15668 2016-01-19 Richard Biener <rguenther@suse.de>
15670 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15671 (get_memory_order): Likewise.
15673 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15675 * tree-vect-stmts.c (vectorizable_store): Check
15678 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15681 * gcc.c (driver::decode_argv): Add call to
15682 init_opts_obstack before init_options_struct.
15683 * opts.c (init_opts_obstack): Remove idempotency.
15684 (init_options_struct): Replace call to init_opts_obstack
15685 with a gcc_assert to verify that it has already been called.
15686 * toplev.c (toplev::main): Add call to init_opts_obstack before
15687 calls to init_options_struct.
15688 (toplev::finalize): Move cleanup of opts_obstack next to
15689 cleanup of save_decoded_options, clearing the latter, and
15690 save_decoded_options_count.
15692 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15695 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15696 attribute to unconditional. Remove %? from output template.
15698 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15699 Jiong Wang <jiong.wang@arm.com>
15701 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15702 generated from different expand order.
15704 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15706 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15707 Add support for CCMP costing.
15709 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15711 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15712 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15713 (fccmpe<mode>): Likewise.
15714 (fcmp): Rename to fcmp and globalize pattern.
15716 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15717 (aarch64_gen_ccmp_next): Add FP support.
15719 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15721 * target.def (gen_ccmp_first): Update documentation.
15722 (gen_ccmp_next): Likewise.
15723 * doc/tm.texi (gen_ccmp_first): Update documentation.
15724 (gen_ccmp_next): Likewise.
15725 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15726 expand_ccmp_expr_1. Improve comments.
15727 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15728 (ccmp_ior<mode>): Remove pattern.
15729 (cmp<mode>): Remove expand.
15730 (cmp): Globalize pattern.
15731 (cstorecc4): Use cc_register.
15732 (mov<mode>cc): Remove ccmp_cc_register check.
15733 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15734 Simplify after removal of CC_DNE/* modes.
15735 (aarch64_ccmp_mode_to_code): Remove.
15736 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15737 In 'k' case use integer as condition.
15738 (aarch64_nzcv_codes): Remove inverted cases.
15739 (aarch64_code_to_ccmode): Remove.
15740 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15741 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15742 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15743 pattern. Return the comparison with CC register. Invert conditions
15744 when bitcode is OR.
15745 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15746 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15748 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15750 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15751 instrumented_version.
15753 2016-01-19 Richard Biener <rguenther@suse.de>
15755 PR tree-optimization/69336
15756 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15757 handled components with get_ref_base_and_extent.
15758 (equal_mem_array_ref_p): Adjust.
15760 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15763 * shrink-wrap.c: Include valtrack.h.
15764 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15765 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15766 in between insn and where it will be moved to. Call
15767 dead_debug_insert_temp.
15768 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15769 first and dead_debug_local_finish at the end.
15770 For uses and defs bitmap, handle all regs in between REGNO and
15771 END_REGNO, not just the first one.
15773 2016-01-19 Richard Biener <rguenther@suse.de>
15775 PR tree-optimization/69352
15776 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15777 (equal_mem_array_ref_p): Constrain size and max size properly.
15778 Compare the reverse flag.
15780 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15782 * ira.c (ira): Update regstat data if we deleted insns.
15784 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15786 PR rtl-optimization/68955
15787 PR rtl-optimization/64557
15788 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15789 here. Fix up formatting.
15790 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15792 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15795 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15796 assume that the node has body.
15797 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15800 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15802 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15805 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15807 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15808 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15810 2016-01-19 Martin Jambor <mjambor@suse.cz>
15811 Martin Liska <mliska@suse.cz>
15812 Michael Matz <matz@suse.de>
15814 * Makefile.in (OBJS): Add new source files.
15815 (GTFILES): Add hsa.c.
15816 * common.opt (disable_hsa): New variable.
15817 (-Whsa): New warning.
15818 * config.in (ENABLE_HSA): New.
15819 * configure.ac: Treat hsa differently from other accelerators.
15820 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15821 $enable_offloading.
15822 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15823 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15824 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15825 --with-hsa-kmt-lib.
15826 * doc/invoke.texi (-Whsa): Document.
15827 (hsa-gen-debug-stores): Likewise.
15828 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15829 to invoke offload compiler for hsa acclerator.
15830 * opts.c (common_handle_option): Determine whether HSA offloading
15831 should be performed.
15832 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15833 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15834 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15835 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15836 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15837 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15838 GF_OMP_FOR_KIND_GRID_LOOP.
15839 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15840 (pp_gimple_stmt_1): Likewise.
15841 * gimple-walk.c (walk_gimple_stmt): Likewise.
15842 * gimple.c (gimple_build_omp_grid_body): New function.
15843 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15844 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15845 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15846 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15847 GF_OMP_TEAMS_GRID_PHONY.
15848 (gimple_statement_omp_single_layout): Updated comments.
15849 (gimple_build_omp_grid_body): New function.
15850 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15851 (gimple_omp_for_grid_phony): New function.
15852 (gimple_omp_for_set_grid_phony): Likewise.
15853 (gimple_omp_parallel_grid_phony): Likewise.
15854 (gimple_omp_parallel_set_grid_phony): Likewise.
15855 (gimple_omp_teams_grid_phony): Likewise.
15856 (gimple_omp_teams_set_grid_phony): Likewise.
15857 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15858 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15859 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15860 (BUILT_IN_GOMP_TARGET): Updated type.
15861 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15862 (adjust_for_condition): New function.
15863 (get_omp_for_step_from_incr): Likewise.
15864 (extract_omp_for_data): Moved parts to adjust_for_condition and
15865 get_omp_for_step_from_incr.
15866 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15867 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15868 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15869 (scan_omp_parallel): Do not create child functions for phony
15871 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15872 (scan_omp_1_op): Checking assert we are not remapping to
15873 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15874 (parallel_needs_hsa_kernel_p): New function.
15875 (expand_parallel_call): Register apprpriate parallel child
15876 functions as HSA kernels.
15877 (grid_launch_attributes_trees): New type.
15878 (grid_attr_trees): New variable.
15879 (grid_create_kernel_launch_attr_types): New function.
15880 (grid_insert_store_range_dim): Likewise.
15881 (grid_get_kernel_launch_attributes): Likewise.
15882 (get_target_argument_identifier_1): Likewise.
15883 (get_target_argument_identifier): Likewise.
15884 (get_target_argument_value): Likewise.
15885 (push_target_argument_according_to_value): Likewise.
15886 (get_target_arguments): Likewise.
15887 (expand_omp_target): Call get_target_arguments instead of looking
15888 up for teams and thread limit.
15889 (grid_expand_omp_for_loop): New function.
15890 (grid_arg_decl_map): New type.
15891 (grid_remap_kernel_arg_accesses): New function.
15892 (grid_expand_target_kernel_body): New function.
15893 (expand_omp): Call it.
15894 (lower_omp_for): Do not emit phony constructs.
15895 (lower_omp_taskreg): Do not emit phony constructs but create for them
15896 a temporary variable receiver_decl.
15897 (lower_omp_taskreg): Do not emit phony constructs.
15898 (lower_omp_teams): Likewise.
15899 (lower_omp_grid_body): New function.
15900 (lower_omp_1): Call it.
15901 (grid_reg_assignment_to_local_var_p): New function.
15902 (grid_seq_only_contains_local_assignments): Likewise.
15903 (grid_find_single_omp_among_assignments_1): Likewise.
15904 (grid_find_single_omp_among_assignments): Likewise.
15905 (grid_find_ungridifiable_statement): Likewise.
15906 (grid_target_follows_gridifiable_pattern): Likewise.
15907 (grid_remap_prebody_decls): Likewise.
15908 (grid_copy_leading_local_assignments): Likewise.
15909 (grid_process_kernel_body_copy): Likewise.
15910 (grid_attempt_target_gridification): Likewise.
15911 (grid_gridify_all_targets_stmt): Likewise.
15912 (grid_gridify_all_targets): Likewise.
15913 (execute_lower_omp): Call grid_gridify_all_targets.
15914 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15915 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15916 (tree_omp_clause): Added union field dimension.
15917 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15918 * tree.c (omp_clause_num_ops): Added number of arguments of
15919 OMP_CLAUSE__GRIDDIM_.
15920 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15921 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15922 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15923 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15924 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15925 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15926 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15927 * tree-pass.h (make_pass_gen_hsail): Declare.
15928 (make_pass_ipa_hsa): Likewise.
15929 * ipa-hsa.c: New file.
15930 * lto-section-in.c (lto_section_name): Add hsa section name.
15931 * lto-streamer.h (lto_section_type): Add hsa section.
15932 * timevar.def (TV_IPA_HSA): New.
15933 * hsa-brig-format.h: New file.
15934 * hsa-brig.c: New file.
15935 * hsa-dump.c: Likewise.
15936 * hsa-gen.c: Likewise.
15939 * toplev.c (compile_file): Call hsa_output_brig.
15940 * hsa-regalloc.c: New file.
15942 2016-01-18 Jeff Law <law@redhat.com>
15944 PR tree-optimization/69320
15945 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15946 ranged object, do nothing if the RHS constant is not [0..1].
15947 (optimize_stmt): Comparing a boolean ranged object against a
15948 constant outside [0..1] results in a compile-time constant.
15950 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15953 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15955 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15956 (Option Summary): Update to reflect new section and moved options.
15957 (C++ Dialect Options): Move -fstats to new section.
15958 (Debugging Options): Move all dump, statistics, and other GCC
15959 developer options to new section. Rewrite section introduction
15960 and re-order remaining options to put the more basic ones first.
15961 (Optimization Options): Move -fira-verbose and -flto-report* to
15963 (Developer Options): New section incorporating moved options.
15964 * doc/cppopts.texi (-dM): Update cross-reference.
15966 2016-01-18 Richard Henderson <rth@redhat.com>
15969 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15970 operands to pseudo only if CSE is expected. Split long immediate
15971 operands only after reload, and for the stack pointer.
15972 (*add<GPI>3_pluslong): Remove.
15973 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15974 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15975 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15976 (*add<GPI>3 peepholes): New.
15977 (*add<GPI>3 splitters): New.
15978 * config/aarch64/constraints.md (Upl): New.
15979 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15981 2016-01-18 Richard Biener <rguenther@suse.de>
15983 PR tree-optimization/69297
15984 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15986 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15988 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15990 PR middle-end/68542
15991 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15992 of mixind vector and scalar types.
15993 (fold_relational_const): Add handling of vector
15994 comparison with boolean result.
15995 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15996 comparison of vector operands with boolean result for EQ/NE only.
15997 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15998 (verify_gimple_cond): Likewise.
15999 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16002 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16004 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16007 2016-01-18 Richard Biener <rguenther@suse.de>
16009 PR middle-end/69308
16010 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16012 2016-01-18 Tom de Vries <tom@codesourcery.com>
16014 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16016 2016-01-18 Tom de Vries <tom@codesourcery.com>
16018 * omp-low.c (set_oacc_fn_attrib): Make extern.
16019 * omp-low.h (set_oacc_fn_attrib): Declare.
16020 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16021 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16022 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16023 Add and handle function parameter oacc_kernels_p.
16024 (find_reduc_addr, get_omp_data_i_param): New function.
16025 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16026 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16027 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16028 Calculate dominance info. Skip loops that are not in a kernels region
16029 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16030 (pass_parallelize_loops::execute): Call parallelize_loops with
16031 oacc_kernels_p argument.
16032 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16033 New member function.
16034 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16035 * passes.def: Add argument to pass_parallelize_loops instantation.
16037 2016-01-18 Tom de Vries <tom@codesourcery.com>
16039 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16040 pass_parallelize_loops to be run outside the loop pipeline.
16042 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16044 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16045 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16047 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16050 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16051 using get_ref_base_and_extent.
16052 (equal_mem_array_ref_p): New.
16053 (hashable_expr_equal_p): Add call to previous.
16055 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16058 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16059 (sra_initialize): Allocate disqualified_constants.
16060 (sra_deinitialize): Free disqualified_constants.
16061 (disqualify_candidate): Update disqualified_constants when appropriate.
16062 (create_access): Scan for constant-pool entries as we go along.
16063 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16064 (maybe_add_sra_candidate): Allow constant-pool entries.
16065 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16066 (initialize_constant_pool_replacements): New.
16067 (sra_modify_assign): Avoid mangling assignments created by previous,
16068 and don't generate writes into constant pool.
16069 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16071 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16073 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16074 andnot instruction.
16075 (scalar_chain::convert_op): Likewise.
16076 * config/i386/i386.md (*andndi3_doubleword): New.
16078 2016-01-18 Richard Biener <rguenther@suse.de>
16080 PR tree-optimization/69170
16081 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16082 building a vector from scalar results of a pattern stmt.
16084 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16086 * haifa-sched.c (autopref_multipass_init): Work around
16087 -Wmaybe-uninitialized warning.
16089 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16091 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16092 against the constant 0.
16094 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16096 PR tree-optimization/68799
16097 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16098 look up phi candidates in the statement-candidate map.
16099 (phi_add_costs): Likewise.
16100 (record_phi_increments): Likewise.
16101 (phi_incr_cost): Likewise.
16102 (ncd_with_phi): Likewise.
16103 (all_phi_incrs_profitable): Likewise.
16105 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16107 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16108 -Wmaybe-uninitialized warning.
16110 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16112 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16113 (Option Summary): Update to reflect new section and moved options.
16114 (C++ Dialect Options): Move -fvtable-verify and related options.
16115 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16116 and profiling-related options.
16117 (Optimization Options): Move profile generation options and
16118 -fstack-protector and related options.
16119 (Instrumentation Options): New section incorporating moved options.
16120 (Code Generation Options): Move -finstrument-functions and
16121 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16123 2016-01-16 Tom de Vries <tom@codesourcery.com>
16125 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16127 2016-01-16 Tom de Vries <tom@codesourcery.com>
16129 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16131 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16133 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16134 that checks whether the table is already empty. Rename the
16135 original implementation to...
16136 (hash_table::empty_slot): ...this new private function.
16138 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16140 PR diagnostic/68899
16141 * diagnostic-show-locus.c (layout::print_source_line): Move x
16142 offset of line until after call to
16143 get_line_width_without_trailing_whitespace.
16145 2016-01-15 Jeff Law <law@redhat.com>
16147 PR tree-optimization/69270
16148 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16149 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16150 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16151 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16152 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16153 ssa_name_has_boolean_range and constant_boolean_node.
16155 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16157 PR rtl-optimization/69030
16158 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16160 (spill_pseudos): Delete debug insn for dead pseudo.
16161 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16163 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16165 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16167 (TYPES_UNOPUS): Likewise.
16168 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16169 builtin type, from UNOP to UNOPUS.
16170 (lbtruncuv4sf): Likewise.
16171 (lbtruncuv2df): Likewise.
16172 (lrounduv2sf): Likewise.
16173 (lrounduv4sf): Likewise.
16174 (lrounduv2df): Likewise.
16175 (lroundusf): Likewise.
16176 (lroundusf): Likewise.
16177 (lceiluv2sf): Likewise.
16178 (lceiluv4sf): Likewise.
16179 (lceiluv2df): Likewise.
16180 (lceilusf): Likewise.
16181 (lceiludf): Likewise.
16182 (lflooruv2sf): Likewise.
16183 (lflooruv4sf): Likewise.
16184 (lflooruv2df): Likewise.
16185 (lfloorusf): Likewise.
16186 (lfloorudf): Likewise.
16187 (lfrintnuv2sf): Likewise.
16188 (lfrintnuv4sf): Likewise.
16189 (lfrintnuv2df): Likewise.
16190 (lfrintnusf): Likewise.
16191 (lfrintnudf): Likewise.
16192 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16194 (vcvtq_u32_f32): Likewise.
16195 (vcvtq_u64_f64): Likewise.
16196 (vcvta_u32_f32): Likewise.
16197 (vcvtaq_u32_f32): Likewise.
16198 (vcvtaq_u64_f64): Likewise.
16199 (vcvtm_u32_f32): Likewise.
16200 (vcvtmq_u32_f32): Likewise.
16201 (vcvtmq_u64_f64): Likewise.
16202 (vcvtn_u32_f32): Likwise.
16203 (vcvtnq_u32_f32): Likewise.
16204 (vcvtnq_u64_f64): Likewise.
16205 (vcvtp_u32_f32): Likewise.
16206 (vcvtpq_u32_f32): Likewise.
16207 (vcvtpq_u64_f64): Likewise.
16208 (vcvtmd_u64_f64): Likewise.
16209 (vcvtms_u32_f32): Likewise.
16210 (vcvtad_u64_f64): Likewise.
16211 (vcvtas_u32_f32): Likewise.
16212 (vcvtnd_u64_f64): Likewise.
16213 (vcvtns_u32_f32): Likewise.
16214 (vcvtpd_u64_f64): Likewise.
16215 (vcvtps_u32_f32): Likewise.
16217 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16219 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16220 CSEL of zero_extended registers.
16222 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16224 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16225 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16227 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16229 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16230 false when argument string is not found in the attributes table
16233 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16236 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16237 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16238 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16239 precision estimate.
16241 2016-01-15 Richard Biener <rguenther@suse.de>
16243 PR tree-optimization/66856
16244 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16245 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16246 (vect_create_new_slp_node): Increment stmt reference count.
16247 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16248 an SLP tree before swapping operands.
16249 (vect_build_slp_tree): Likewise.
16250 (destroy_bb_vec_info): Free stmt info after SLP instances.
16251 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16252 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16253 (STMT_VINFO_NUM_SLP_USES): New macro.
16255 2016-01-15 Richard Biener <rguenther@suse.de>
16258 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16259 (add_linkage_name): ... here.
16260 (gen_typedef_die): Use add_linkage_name_raw instead of
16261 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16264 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16266 * gimplify.c (oacc_default_clause): Decode reference and pointer
16267 types for both kernels and parallel regions.
16269 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16271 PR middle-end/69246
16272 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16274 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16276 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16277 (convert_scalars_to_vector): Likewise.
16279 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16281 * doc/extend.texi (Type Traits): Fix grammar.
16283 2016-01-15 Martin Jambor <mjambor@suse.cz>
16285 * tree-inline.c (remap_decl): Use existing dclarations if
16286 remapping a type and prevent_decl_creation_for_types.
16287 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16288 decls first. Do real remapping with
16289 prevent_decl_creation_for_types set.
16290 * tree-inline.h (copy_body_data): New field
16291 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16294 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16296 * config/s390/s390.opt (mmvcle): More verbose help text.
16298 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16300 * config/s390/s390.opt: Add period to -mzvector option text.
16302 2016-01-15 Richard Biener <rguenther@suse.de>
16304 PR tree-optimization/68961
16305 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16306 of invariants in stores again.
16308 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16310 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16312 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16314 * config/i386/i386.c (ix86_expand_branch): Don't split
16315 DI mode xor instruction to SI mode.
16317 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16320 * ipa-icf.c (sem_function::merge): Virtual functions may become
16321 reachable even if they address is not taken and there are no
16324 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16326 * lto-streamer-out.c (subtract_estimated_size): New function.
16327 (get_symbol_initial_value): Use it.
16329 2016-01-15 Christian Bruel <christian.bruel@st.com>
16332 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16333 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16334 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16335 use add_builtin_function_ext_scope instead of add_builtin_function.
16336 (neon_set_p, neon_crypto_set_p): Remove.
16337 (arm_init_builtins): Always call arm_init_neon_builtins and
16338 arm_init_crypto_builtins.
16339 (arm_expand_builtin): Check that builtins are allowed for the arch.
16340 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16341 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16342 arm_init_neon_builtins call.
16344 2016-01-15 Richard Biener <rguenther@suse.de>
16346 PR tree-optimization/69117
16347 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16348 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16349 of the leader conservatively.
16350 (free_scc_vn): Restore original SSA name infos.
16352 2016-01-14 Jeff Law <law@redhat.com>
16354 PR tree-optimization/69270
16355 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16356 single bit of precision, verify it's also unsigned.
16357 (record_edge_info): Use constant_boolean_node rather than fold_convert
16358 to convert boolean_true/boolean_false to the right type.
16360 2016-01-14 Richard Henderson <rth@redhat.com>
16363 * loop-doloop.c (record_reg_sets): New.
16364 (doloop_optimize): Reject the transform if the sequence
16365 clobbers registers live at the end of the loop block.
16366 (doloop_optimize_loops): Enable df_live if needed.
16368 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16370 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16371 * config/rs6000/rs6000.c: Likewise.
16372 * config/rs6000/rs6000.h: Likewise.
16373 * config/rs6000/rs6000.md: Likewise.
16374 * doc/extend.texi: Likewsie.
16376 2016-01-14 Jeff Law <law@redhat.com>
16378 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16381 2016-01-14 Richard Henderson <rth@redhat.com>
16385 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16386 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16387 instead of builtin_decl_declared_p to test for declaration.
16389 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16391 * doc/loop.texi (Loop Analysis and Representation): Document
16392 loop_depth function.
16394 2016-01-14 Tom de Vries <tom@codesourcery.com>
16396 PR tree-optimization/68773
16397 * omp-low.c (expand_omp_target): Don't set force_output.
16398 * varpool.c (varpool_node::get_create): Same.
16399 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16400 offload_funcs with force_output.
16402 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16405 * lra-eliminations.c (move_plus_up): Don't change anything if either
16406 the outer or inner subreg mode is not MODE_INT.
16407 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16408 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16410 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16412 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16413 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16414 reduc_uplus_@var{m}): Remove.
16415 * expr.c (expand_expr_real_2): Remove expansion path for
16416 reduc_[us](min|max|plus) optabs.
16417 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16418 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16419 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16420 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16421 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16422 reduc_[us](min|max|plus) optabs.
16424 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16426 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16427 (reduc_plus_scal_v2sf): New.
16428 (reduc_smax_v2sf): Rename to...
16429 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16430 (reduc_smin_v2sf): Rename to...
16431 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16433 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16435 * alias.c (compare_base_symbol_refs): New function.
16436 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16439 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16441 PR middle-end/68146
16442 PR tree-optimization/69155
16443 * tree-complex.c: Include cfganal.h.
16444 (phis_to_revisit): New variable.
16445 (extract_component): Add phiarg_p argument. Assert that returned
16446 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16447 (update_phi_components): Partly rewrite to use loop over real/imag
16448 components instead of code duplication. If extract_component returns
16449 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16450 create_tmp_reg into the PHI node instead, and mention the phi triplet
16451 in phis_to_revisit.
16452 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16453 in phis_to_revisit at the end.
16455 2016-01-14 Richard Biener <rguenther@suse.de>
16457 PR tree-optimization/68060
16458 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16459 outer loop reduction is only used in the inner loop before
16460 detecting a double reduction.
16462 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16465 * combine.c (expand_field_assignment): Punt if compute_mode is
16466 unsupported scalar mode.
16468 2016-01-14 Richard Biener <rguenther@suse.de>
16470 PR tree-optimization/66856
16471 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16472 SLP node only if it built successfully.
16473 (vect_analyze_slp_instance): Adjust.
16475 2016-01-14 Jeff Law <law@redhat.com>
16477 PR tree-optimization/69270
16478 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16479 (record_edge_info): Use it. Convert boolean_{true,false}_node
16480 to the type of op0.
16482 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16485 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16486 use block_ultimate_origin
16487 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16489 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16491 * doc/invoke.texi (Submodel Options): Rename section to
16492 "Machine-Dependent Options" to better reflect its content.
16493 Rewrite introductory text to remove archaic CPU names.
16496 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16498 * doc/invoke.texi (Code Gen Options): Move section up in file,
16499 before target-specific options. Update menu and option summary
16500 to reflect the new section ordering.
16502 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16504 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16505 (C++ Dialect Options): Add cross-reference to -std option.
16506 * doc/standards.texi (C++ Language): Document C++14 support.
16508 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16510 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16511 for pack/unpack functions for __ibm128.
16512 (PACK_IF): Likewise.
16513 (UNPACK_IF): Likewise.
16515 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16516 support for __ibm128 pack/unpack functions.
16517 (rs6000_invalid_builtin): Likewise.
16518 (rs6000_init_builtins): Likewise.
16519 (rs6000_opt_masks): Likewise.
16521 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16522 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16524 (RS6000_BTM_COMMON): Likewise.
16526 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16527 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16528 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16529 128-bit floating point. Add support for the double values to be
16530 in Altivec registers for TF/IF packing and unpacking, but restrict
16531 TD packing sub-fields to be FPR registers. Don't allow overlapped
16532 register support for packing. Allow pack inputs to be memory
16533 locations. Don't build generator functions for unpack<mode>_dm
16534 and unpack<mode>_nodm.
16535 (unpack<mode>_dm): Likewise.
16536 (unpack<mode>_nodm): Likewise.
16537 (pack<mode>): Likewise.
16539 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16540 built-in functions to pack/unpack explicit __ibm128 values.
16541 (__builtin_unpack_ibm128): Likewise.
16543 * doc/extend.texi (PowerPC Built-in Functions): Document
16544 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16546 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16549 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16550 Add new arg loc and pass it down as context.
16551 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16552 to the location to use for the warning.
16553 (check_function_arguments): New arg loc. All callers changed. Pass
16554 it to check_function_nonnull.
16555 * c-common.h (check_function_arguments): Adjust declaration.
16557 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16559 PR tree-optimization/69156
16560 * gimple.c (validate_type): Removed.
16561 (gimple_builtin_call_types_compatible_p): Use
16562 useless_type_conversion_p instead of validate_type.
16563 * value-prof.c (gimple_stringop_fixed_value): Fold
16564 icall_size to correct type.
16566 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16568 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16571 2016-01-13 Richard Henderson <rth@redhat.com>
16574 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16575 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16576 (ix86_builtin_tm_store): Remove.
16577 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16578 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16579 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16580 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16581 * doc/tm.texi: Rebuild.
16583 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16584 (BUILT_IN_TM_MEMCPY_RTWN): New.
16585 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16586 fallback from vector to integer helpers.
16587 (build_tm_load): Handle vector types directly, instead of
16589 (build_tm_store): Likewise.
16590 (expand_assign_tm): Prepare for register types not handled by
16591 the above. Copy them to memory and use memcpy.
16592 * tree.c (tm_define_builtin): New.
16593 (find_tm_vector_type): New.
16594 (build_tm_vector_builtins): New.
16595 (build_common_builtin_nodes): Call it.
16597 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16600 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16602 2016-01-13 Tom de Vries <tom@codesourcery.com>
16604 PR tree-optimization/69169
16605 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16606 handled_struct_type param.
16607 (create_variable_info_for, intra_create_variable_infos): Call
16608 create_variable_info_for_1 with extra arg.
16610 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16612 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16613 and "armv8.1-a+crc" entries.
16615 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16618 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16619 Change first operand predicate from register_or_constm1_operand
16620 to register_operand.
16621 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16622 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16623 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16624 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16625 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16626 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16627 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16628 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16629 comparison with constm1_rtx from vec_prefetch_gen part.
16631 2016-01-13 Richard Biener <rguenther@suse.de>
16633 PR tree-optimization/69013
16634 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16635 Exchange assert for a test.
16637 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16640 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16642 2016-01-13 Richard Biener <rguenther@suse.de>
16644 PR tree-optimization/69242
16645 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16646 assert with a check.
16648 2016-01-13 Richard Biener <rguenther@suse.de>
16650 PR tree-optimization/69186
16651 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16652 Properly guard vect_update_misalignment_for_peel call.
16654 2016-01-12 Jeff Law <law@redhat.com>
16656 PR tree-optimization/pr67755
16657 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16658 "need_profile_correction".
16659 (thread_block_1): Initialize new field to false by default. If we
16660 have multiple thread paths through a common joiner to different
16661 final targets, then set new field to true.
16662 (compute_path_counts): Only do count adjustment when it's really
16665 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16667 * doc/invoke.texi (Spec Files): Move section down in file, past
16668 all command-line option descriptions.
16670 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16672 PR middle-end/54809
16673 * doc/gty.texi: Remove documentation of mark_hook.
16674 * gengtype.c (struct write_types_data): Remove code to support
16675 mark_hook attribute.
16676 (walk_type): Likewise.
16677 (write_func_for_structure): Likewise.
16679 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16681 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16682 Directory Options, and -specs= to Overall Options.
16683 (Overall Options): Adjust similarly. Reorder to group related
16684 options together. Make -specs= cross-reference the spec file details.
16685 (Directory Options): Adjust similarly.
16687 2016-01-12 Jeff Law <law@redhat.com>
16689 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16691 2016-01-12 Olivier Hainque <hainque@adacore.com>
16693 * gcc.c (spec_undefvar_allowed): New global.
16694 (process_command): Set to true when running for --version or --help,
16696 (getenv_spec_function): When the variable is not defined, use the
16697 variable name as the variable value if we're allowed not to issue
16700 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16702 PR tree-optimization/68911
16703 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16704 information computed for expression "init + nit * step".
16706 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16708 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16709 about name of GCC executable. Remove deleted node from menu.
16710 (Directory Options) <-B>: Remove cross-reference to deleted node.
16711 (Target Options): Delete section.
16713 2016-01-12 Christian Bruel <christian.bruel@st.com>
16716 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16717 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16719 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16722 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16723 aligned_mem is properly set for AVX512-VL floating point masked
16727 * ifcvt.c (cond_exec_process_if_block): When removing the last
16728 insn from then_bb, remove also any possible barriers that follow it.
16730 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16734 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16735 (PTRDIFF_TYPE): Likewise.
16736 (WCHAR_TYPE): Likewise.
16737 (WCHAR_TYPE_SIZE): Likewise.
16738 (STDINT_LONG32): Likewise.
16740 2016-01-12 Richard Biener <rguenther@suse.de>
16742 PR tree-optimization/69053
16743 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16744 convert initial value for cond reductions.
16746 2016-01-12 Richard Biener <rguenther@suse.de>
16748 PR tree-optimization/69007
16749 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16750 widen_sum after dot_prod and sad.
16752 2016-01-12 Richard Biener <rguenther@suse.de>
16754 PR tree-optimization/69168
16755 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16756 pattern stmt SLP type.
16757 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16758 end up unused so cope with that case.
16760 2016-01-12 Richard Biener <rguenther@suse.de>
16762 PR tree-optimization/69157
16763 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16764 stmts def type only during analyze phase.
16765 (vectorizable_call): Likewise.
16766 (vectorizable_simd_clone_call): Likewise.
16767 (vectorizable_conversion): Likewise.
16768 (vectorizable_assignment): Likewise.
16769 (vectorizable_shift): Likewise.
16770 (vectorizable_operation): Likewise.
16771 (vectorizable_store): Likewise.
16772 (vectorizable_load): Likewise.
16774 2016-01-12 Richard Biener <rguenther@suse.de>
16776 PR tree-optimization/69174
16777 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16779 (vectorizable_load): Properly compute the number of loads needed
16780 for permuted strided SLP loads and do not spuriously assign
16781 to SLP_TREE_VEC_STMTS.
16783 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16785 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16786 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16787 (MD_EXEC_PREFIX): Remove.
16788 (MD_STARTFILE_PREFIX) Removee.
16789 (FILE_NAME_ABSOLUTE_P): Remove.
16790 (CPP_SPEC): Do not read macros from sys/version.h.
16791 (LINK_COMMAND_SPEC): Remove.
16792 (LOCAL_INCLUDE_DIR): Remove.
16793 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16794 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16795 (POST_LINK_SPEC): Define to invoke stubify after linker
16796 (LIBSTDCXX): Remove define
16797 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16798 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16799 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16800 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16801 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16802 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16803 (i386_djgpp_asm_named_section): Add propotype of new procedure
16805 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16806 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16807 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16808 in config/i386/djgpp.h).
16809 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16810 STANDARD_STARTFILE_PREFIX_1.
16811 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16812 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16813 installation errors.
16814 (MAX_OFILE_ALIGNMENT): Define to 128.
16815 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16817 * config/i386/djgpp.c: New file. Add implementation of
16818 i386_djgpp_asm_named_section.
16820 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16822 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16823 Add rule for building djgpp.o.
16825 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16827 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16828 (rtx_is_swappable_p): Reductions are swappable.
16829 (insn_is_swappable_p): V2DF reductions are swappable.
16831 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16833 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16834 reloads for other unsupported memory operands.
16836 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16837 Jim Wilson <jim.wilson@linaro.org>
16840 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16841 copy_to_mode_reg instead of force_reg.
16843 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16846 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16847 TARGET_80387 is true.
16849 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16852 * lra-eliminations.c (move_plus_up): Only move plus up
16853 if subreg of the constant can be simplified into constant
16854 and use the simplified subreg of the constant instead of
16855 the original constant.
16857 * fold-const.c (fold_convertible_p): Don't return true
16858 for conversion of VECTOR_TYPE to same sized integral type.
16859 (fold_convert_loc): Fix up formatting. Fold conversion of
16860 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16861 instead of NOP_EXPR.
16863 PR tree-optimization/69214
16864 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16865 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16868 PR tree-optimization/69207
16869 * tree-vect-slp.c (vect_get_constant_vectors): For
16870 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16871 fold_convertible_p to vector_type's element type, and always
16872 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16874 2016-01-11 Richard Biener <rguenther@suse.de>
16876 PR tree-optimization/69173
16877 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16878 fixup the cycle if all stmts are in a pattern.
16880 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16882 PR middle-end/68999
16883 * alias.c (base_alias_check): Move check for addresses with
16884 alignment ANDs before the call for compare_base_decls.
16885 (memrefs_conflict_p): Return -1 for different decls
16886 that went through alignment adjustments.
16888 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16890 PR rtl-optimization/68796
16891 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16892 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16893 and QImode comparisons against zero with CC_NZmode.
16894 * config/aarch64/iterators.md (short_mask): New mode_attr.
16896 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16898 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16899 (<avx512>_store<mode>_mask): Likewise.
16901 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16902 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16904 PR rtl-optimization/68841
16905 * ifcvt.c (struct noce_if_info): Add orig_x field.
16906 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16907 Don't record conflicts on to_rename if it's present.
16908 Allow memory destinations in sets.
16909 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16910 blocks, passing orig_x to the checks.
16911 (noce_process_if_block): Set if_info->orig_x appropriately.
16913 2016-01-11 Tom de Vries <tom@codesourcery.com>
16915 PR tree-optimization/69069
16916 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16918 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16920 PR rtl-optimization/68920
16921 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16922 of conditional moves for RTL if-conversion to 1 for
16923 TARGET_ONE_IF_CONV_INSN.
16924 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16925 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16926 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16927 parameter to restirct number of conditional moves for
16929 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16930 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16933 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16936 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16937 onepart vars. Fix typo in comment. Fix reversed condition in
16939 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16942 * var-tracking.c (dump_onepart_variable_differences): New.
16943 (dataflow_set_different): If a detailed dump is requested,
16944 delay early returns and dump differences between onepart
16945 variables present before and after, and added variables.
16947 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16950 * expr.c (expand_expr_real_1): For boolean vector constants
16951 with a scalar mode use const_scalar_mask_from_tree.
16952 (const_scalar_mask_from_tree): New.
16953 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16954 assigned to a mask type to handle constants.
16956 2016-01-11 Martin Jambor <mjambor@suse.cz>
16959 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16960 useless parameters if we cannot change function signature.
16962 2016-01-11 Martin Jambor <mjambor@suse.cz>
16965 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16968 2016-01-11 Tom de Vries <tom@codesourcery.com>
16970 PR tree-optimization/69109
16971 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16974 2016-01-11 Tom de Vries <tom@codesourcery.com>
16976 PR tree-optimization/69108
16977 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16978 res is not used in a phi.
16980 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16983 * common.opt (frandom-seed): Fix parameter name.
16984 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16986 2016-01-11 Tom de Vries <tom@codesourcery.com>
16988 PR tree-optimization/69058
16989 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16992 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16994 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16995 (mcode-density): Likewise.
16997 2016-01-10 Tom de Vries <tom@codesourcery.com>
16999 PR tree-optimization/69062
17000 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17001 (parallelize_loops): Don't paralelize loop that has phi with address
17004 2016-01-10 Tom de Vries <tom@codesourcery.com>
17006 PR tree-optimization/69039
17007 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17010 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17012 PR middle-end/68743
17013 * match.pd: Require target has function_c99_misc before doing
17014 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17016 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17018 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17020 * configure: Regenerate.
17022 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17024 PR middle-end/50865
17025 PR tree-optimization/69097
17026 * fold-const.h (expr_not_equal_to): New prototype.
17027 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17028 (expr_not_equal_to): New function.
17029 * match.pd (X % -Y is the same as X % Y): Don't optimize
17030 unless X is known not to be equal to minimum or Y is known
17031 not to be equal to -1.
17032 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17033 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17034 (simplify_stmt_using_ranges): Adjust caller.
17035 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17036 substitute_and_fold.
17038 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17040 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17043 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17045 PR tree-optimization/69167
17046 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17047 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17049 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17051 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17052 Richard Biener <rguenther@suse.de>
17054 PR tree-optimization/68707
17055 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17056 instances that can be handled via vect_load_lanes.
17058 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17060 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17061 if we can't determine address equivalence.
17062 * alias.c (compare_base_decl): Update for changed return value of
17063 symtab_node::equal_address_to.
17065 2016-01-08 Jason Merrill <jason@redhat.com>
17069 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17070 * expr.c (store_field): Not here.
17071 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17072 call with TREE_ADDRESSABLE type.
17073 * tree-cfg.c (verify_gimple_call): Adjust.
17075 2016-01-08 Olivier Hainque <hainque@adacore.com>
17077 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17080 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17082 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17083 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17084 (reduc_smin_v2sf): Rename to...
17085 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17086 (reduc_splus_v2sf): Rename to...
17087 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17089 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17091 PR tree-optimization/69162
17092 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17093 valist argument in another argument.
17094 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17095 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17096 to determine the va_list type, build a MEM_REF instead of
17097 build_fold_indirect_ref.
17099 PR tree-optimization/69172
17100 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17103 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17105 PR tree-optimization/67781
17106 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17107 and cmpnop in two steps: first the ones not accessed in original
17108 gimple expression in a endian independent way and then the ones not
17109 accessed in the final result in an endian-specific way.
17111 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17113 PR tree-optimization/69083
17114 * tree-vect-slp.c (vect_get_constant_vectors): For
17115 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17116 element type. If op is fold_convertible_p to vector_type's element
17117 type, use NOP_EXPR instead of VCE.
17119 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17121 PR rtl-optimization/67778
17122 PR rtl-optimization/68634
17123 PR rtl-optimization/68909
17124 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17125 block from the stack until done with it. Remove a superfluous
17126 bitmap set. Remove a superfluous bitmap test.
17128 2016-01-07 Martin Sebor <msebor@redhat.com>
17131 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17132 constraint on the type of arguments.
17134 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17136 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17137 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17138 unaligned_access on the gcc_options set.
17139 * config/arm/arm.c (arm_option_override_internal): Use
17140 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17142 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17145 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17146 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17148 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17151 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17154 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17155 depending on frame_pointer_needed before remaining integer and SSE
17156 registers are saved.
17158 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17161 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17163 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17167 Use the "xBm" constraint.
17168 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17170 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17171 (sse_cvtsi2ssq<round_name>): Likewise.
17172 (sse_cvtss2si<round_name>): Likewise.
17173 (sse_cvtss2siq<round_name>): Likewise.
17174 (sse2_cvtsi2sdq<round_name>): Likewise.
17175 (sse2_cvtsd2si<round_name>): Likewise.
17176 (sse2_cvtsd2siq<round_name>): Likewise.
17177 * config/i386/subst.md (round_nimm_scalar_predicate): New
17180 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17182 PR middle-end/67639
17183 * varasm.c (make_decl_rtl): Mark invalid register vars as
17186 PR rtl-optimization/66206
17187 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17188 All callers changed.
17190 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17192 PR tree-optimization/69141
17193 * tree-ssa-pre.c: Include langhooks.h.
17194 (eliminate_dom_walker::before_dom_children): Use
17195 lang_hooks.decl_printable_name instead of
17196 cgraph_node::get ()->name ().
17198 PR middle-end/68960
17199 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17200 it and DECL_ALIGN too.
17202 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17204 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17206 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17209 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17210 depending on frame_pointer_needed before remaining integer and SSE
17211 registers are saved.
17213 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17215 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17216 mode iterator with VSX_M2.
17217 (*p9_vecstore_<mode>): Likewise.
17218 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17219 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17220 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17221 (define_split for VSX_LE128 stores): Likewise.
17222 (define_peephole2 for TImode LE swaps): Likewise.
17223 (define_split for VSX_LE128 post-reload stores): Likewise.
17225 2016-01-06 Marek Polacek <polacek@redhat.com>
17228 * convert.c (convert_to_integer_1): Adjust call to
17229 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17230 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17231 EXPR instead of ARG.
17232 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17234 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17237 * doc/extend.texi (RL78 Variable Attributes): New section.
17239 2016-01-05 Marek Polacek <polacek@redhat.com>
17242 * builtins.c (get_memmodel): Use expansion point location rather than
17243 the input location. Call warning_at rather than warning.
17244 (expand_builtin_atomic_compare_exchange): Likewise.
17245 (expand_builtin_atomic_load): Likewise.
17246 (expand_builtin_atomic_store): Likewise.
17247 (expand_builtin_atomic_clear): Likewise.
17249 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17252 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17253 Replace nonimmediate_operand with vector_operand.
17254 * config/i386/predicates.md (vector_operand): New predicate.
17255 (general_vector_operand): Replace nonimmediate_operand with
17257 * config/i386/sse.md: Replace nonimmediate_operand with
17258 vector_operand and m constraint with Bm constraint on SSE
17259 patterns with 16-byte memory operand.
17260 * config/i386/subst.md (round_nimm_predicate): Replace
17261 nonimmediate_operand with vector_operand.
17262 (round_saeonly_nimm_predicate): Likewise.
17263 (round_saeonly_nimm_scalar_predicate): New.
17265 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17268 * config/i386/constraints.md (Bm): New constraint.
17269 * config/i386/predicates.md (vector_memory_operand): New
17271 * config/i386/sse.md: Replace xm with xBm in plusminus and
17272 any_logic patterns.
17274 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17277 * doc/extend.texi (V850 Function Attributes): New section.
17278 (V850 Variable Attributes): New section.
17280 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17283 * doc/extend.texi (MicroBlaze Function Attributes): Document
17284 interrupt_handler and fast_interrupt attributes.
17286 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17289 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17290 for local symbolic operands.
17291 * config/ia64/predicates.md (local_symbolic_operand64): New
17294 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17296 PR rtl-optimization/68651
17297 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17300 2016-01-05 Nathan Sidwell <nathan@acm.org>
17302 * alias.c (compare_base_decls): Use symtab_node::get.
17304 2016-01-05 Nick Clifton <nickc@redhat.com>
17307 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17308 secondary_reload_info structure.
17311 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17312 decls if weak support is available.
17314 2016-01-04 Martin Sebor <msebor@redhat.com>
17316 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17318 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17320 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17321 OPTION_MASK_P9_DFORM.
17323 * config/rs6000/constraints.md (wo constraint): New constraint for
17326 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17328 (rs6000_init_hard_regno_mode_ok): Likewise.
17330 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17333 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17334 expanders not to have constraints. Add support for ISA 3.0 xxperm
17335 instruction. Add support for fusing xxlor with xxperm.
17336 (altivec_vperm_<mode>_internal): Likewise.
17337 (altivec_vperm_v8hiv16qi): Likewise.
17338 (altivec_vperm_<mode>v16q): Likewise.
17339 (altivec_vperm_<mode>_uns): Likewise.
17340 (vperm_v8hiv4si): Likewise.
17341 (vperm_v16qiv8hi): Likewise.
17343 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17345 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17347 Update copyright years.
17349 * gcc.c (process_command): Update copyright notice dates.
17350 * gcov-dump.c (print_version): Ditto.
17351 * gcov.c (print_version): Ditto.
17352 * gcov-tool.c (print_version): Ditto.
17353 * gengtype.c (create_file): Ditto.
17354 * doc/cpp.texi: Bump @copying's copyright year.
17355 * doc/cppinternals.texi: Ditto.
17356 * doc/gcc.texi: Ditto.
17357 * doc/gccint.texi: Ditto.
17358 * doc/gcov.texi: Ditto.
17359 * doc/install.texi: Ditto.
17360 * doc/invoke.texi: Ditto.
17362 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17364 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17365 modes larger than TImode as TImode if NEON is not enabled.
17367 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17370 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17371 mode for %f0-%f31 only if TARGET_FPU.
17373 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17376 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17377 to compute the PACKED_P predicate.
17378 (function_arg_record_value): Minor tweaks.
17380 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17382 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17383 option for arm*-*-* targets.
17385 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17387 * doc/extend.texi (Common Function Attributes): Move docs for
17388 MSP430-specific attributes to....
17389 (MSP430 Function Attributes): ...here. Delete the redundant
17390 entries and copy-edit the remaining text.
17391 (MSP430 Variable Attributes): Use uniform format for index
17392 entries and add a cross-reference to the corresponding function
17395 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17397 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17399 (x86 Options): Likewise.
17401 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17405 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17406 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17407 to corresponding attribute.
17409 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17411 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17412 to correct alphabetization of table. Copy-edit and correct
17414 <stack_protect>: Likewise.
17415 <target_clones>: Likewise.
17417 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17418 Correct punctuation.
17419 (Code Gen Options) <-fno-plt>: Copy-edit.
17421 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17424 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17425 SI values. Explicitly convert SI to DI and vice-versa.
17427 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17429 PR tree-optimization/69070
17430 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17431 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17434 * ubsan.c (ubsan_instrument_float_cast): Call
17435 initialize_sanitizer_builtins.
17438 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17440 Copyright (C) 2016 Free Software Foundation, Inc.
17442 Copying and distribution of this file, with or without modification,
17443 are permitted in any medium without royalty provided the copyright
17444 notice and this notice are preserved.