1 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3 * store-motion.c (struct st_expr): Make antic_stores a vector.
4 (st_expr_entry): Adjust.
5 (free_st_expr_entry): Likewise.
6 (print_store_motion_mems): Likewise.
7 (find_moveable_store): Likewise.
8 (compute_store_table): Likewise.
9 (remove_reachable_equiv_notes): Likewise.
10 (replace_store_insn): Likewise.
11 (build_store_vectors): Likewise.
13 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
20 PR tree-optimization/71518
21 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
22 misalign also for outer loops with negative step.
24 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
26 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
27 (cortex_a53_shift): Add mov_shift.
28 (cortex_a53_shift_reg): Add new reservation for register shifts.
29 (cortex_a53_alu): Remove bfm.
30 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
31 (cortex_a53_alu_extr): Add new reservation for EXTR.
32 (bypasses): Improve bypass modelling.
34 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
37 * config/avr/avr.c (avr_asm_select_section): Strip off
38 SECTION_DECLARED from flags when calling get_section.
40 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
42 * tree-vectorizer.h (vect_memory_access_type): Add
43 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
44 * tree-vect-stmts.c (compare_step_with_zero): New function.
45 (perm_mask_for_reverse): Move further up file.
46 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
48 (get_negative_load_store_type): New function.
49 (get_load_store_type): Call it. Add an ncopies argument.
50 (vectorizable_mask_load_store): Update call accordingly and
51 remove tests for negative steps.
52 (vectorizable_store, vectorizable_load): Likewise. Handle new
55 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
57 * tree-vectorizer.h (vect_memory_access_type): New enum.
58 (_stmt_vec_info): Add a memory_access_type field.
59 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
60 (vect_model_store_cost): Take an access type instead of a boolean.
61 (vect_model_load_cost): Likewise.
62 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
63 vect_model_store_cost and vect_model_load_cost.
64 * tree-vect-stmts.c (vec_load_store_type): New enum.
65 (vect_model_store_cost): Take an access type instead of a
66 store_lanes_p boolean. Simplify tests.
67 (vect_model_load_cost): Likewise, but for load_lanes_p.
68 (get_group_load_store_type, get_load_store_type): New functions.
69 (vectorizable_store): Use get_load_store_type. Record the access
70 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
71 (vectorizable_load): Likewise.
72 (vectorizable_mask_load_store): Likewise. Replace is_store
73 variable with vls_type.
75 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
77 * tree-vectorizer.h (vect_grouped_load_supported): Add a
78 single_element_p parameter.
79 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
80 Check the PR65518 case here rather than in vectorizable_load.
81 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
82 * tree-vect-stmts.c (vectorizable_load): Likewise.
84 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
86 * tree-vectorizer.h (gather_scatter_info): New structure.
87 (vect_check_gather_scatter): Return a bool rather than a decl.
88 Replace return-by-pointer arguments with a single
89 gather_scatter_info *.
90 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
91 (vect_analyze_data_refs): Update call accordingly.
92 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
93 (vectorizable_mask_load_store): Likewise. Also record the
94 offset dt and vectype in the gather_scatter_info.
95 (vectorizable_store): Likewise.
96 (vectorizable_load): Likewise.
98 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
100 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
101 strided groups, use the cost of N scalar accesses instead
102 of ncopies vector accesses.
103 (vect_model_load_cost): Likewise.
105 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
107 * tree-vect-stmts.c (vect_cost_group_size): Delete.
108 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
109 variable to indicate when once-per-group costs are being used.
110 (vect_model_load_cost): Likewise. Fix comment and misindented code.
112 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
114 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
115 peeling-for-gaps condition.
117 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
119 * config/s390/s390.c (s390_expand_vec_init): Force initializer
120 element to register if it doesn't match general_operand.
122 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
123 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
125 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
127 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
128 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
129 (SIGNBIT): New mode iterator.
130 (Fsignbit): New mode attribute.
131 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
132 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
133 when direct moves are available.
134 (signbit<mode>2_dm): New define_insn_and_split).
135 (signbit<mode>2_dm2): New define_insn.
137 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
139 PR rtl-optimization/71594
140 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
141 into subregs of appropriate mode before trying to emit a conditional
144 2016-07-05 Jan Hubicka <jh@suse.cz>
146 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
149 2016-07-05 Jan Hubicka <jh@suse.cz>
151 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
153 2016-07-05 Jiong Wang <jiong.wang@arm.com>
155 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
158 2016-07-05 Jan Hubicka <jh@suse.cz>
160 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
163 2016-07-05 Richard Biener <rguenther@suse.de>
165 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
166 Handle empty else block.
167 (is_feasible_trace): Likewise.
168 (split_paths): Likewise.
170 2016-07-05 Richard Biener <rguenther@suse.de>
172 * tree-loop-distribution.c (distribute_loop): Fix issue with
175 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
177 * config/arm/neon-testgen.ml: Delete.
178 * config/arm/neon.ml: Delete.
180 2016-07-04 Jakub Jelinek <jakub@redhat.com>
183 * tree.c (attribute_value_equal): Use get_attribute_name instead of
184 directly using TREE_PURPOSE.
186 2016-07-04 Jiong Wang <jiong.wang@arm.com>
188 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
189 * config/aarch64/aarch64_neon.h: Likewise.
190 * config/aarch64/arm_neon.h: Likewise.
191 * config/aarch64/atomics.md: Likewise.
192 * config/aarch64/aarch64-simd-builtins.def: Likewise.
193 * doc/invoke.texi: Likewise.
195 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
197 * config/s390/s390.md: Add "z13" cpu_facility.
198 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
199 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
200 condition" type instructions.
202 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
203 Jeff Law <law@redhat.com>
205 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
206 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
208 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
210 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
211 permutation for TARGET_AVX512F.
212 (ix86_expand_vec_one_operand_perm_avx512): New function.
213 (expand_vec_perm_1): Invoke introduced function.
214 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
215 it may be not valid after vectorization.
217 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
220 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
221 typo in comment. Only force to memory if it is a weak
224 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
225 Jiong Wang <jiong.wang@arm.com>
227 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
228 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
229 (AARCH64_FL_F16): New.
230 (AARCH64_FL_FOR_ARCH8_2): New.
231 (AARCH64_ISA_8_2): New.
232 (AARCH64_ISA_F16): New.
233 (TARGET_FP_F16INST): New.
234 (TARGET_SIMD_F16INST): New.
235 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
236 ("fp"): Disabling "fp" also disables "fp16".
237 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
238 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
239 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
241 2016-07-04 Jan Beulich <jbeulich@suse.com>
243 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
245 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
248 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
249 the insns, use an insn form that does not adjust the offset on
250 little endian systems.
252 2016-07-01 Jan Beulich <jbeulich@suse.com>
254 * varasm.c (get_variable_section): Validate initializer in
255 named .bss-like sections.
257 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
259 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
260 Exchange the order of the second and third operands in the vpermr
261 instruction tmeplate.
263 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
266 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
269 2016-07-01 Alan Modra <amodra@gmail.com>
271 PR rtl-optimization/71709
272 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
273 being set, not referenced.
275 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
277 PR tree-optimization/70729
278 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
279 of loop since it can be not valid after transformation.
281 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/arm/arm.c (thumb_reload_in_hi): Delete.
284 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
286 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
288 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
291 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
294 * config/rs6000/constraints.md (wY constraint): New constraint to
295 match the requirements for the LXSD and STXSD instructions.
296 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
297 predicate to match the requirements for the LXSD and STXSD
299 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
300 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
301 to make sure that the bottom 2 bits of offset are 0, the address
302 form is offsettable, and no updating is done in the address mode.
303 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
304 (movdi_internal32): Likewise
305 (movdi_internal64): Likewise.
307 2016-06-30 Jakub Jelinek <jakub@redhat.com>
309 PR tree-optimization/71707
310 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
311 strinfo even for ADDR_EXPR ptr.
313 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
315 * config/rs6000/altivec.md (darn_32): Change the condition to
316 TARGET_P9_MISC instead of TARGET_MODULO.
317 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
318 condition expression.
319 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
320 condition expression.
321 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
322 (DFP_TEST): New code iterator.
323 (dfptstsfi_<code>_mode>): New define_expand.
324 (*dfp_sgnfcnc_<mode>): New define_insn.
325 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
326 definition next to BU_P9_MISC_1 definition and change the MASK
327 value to RS6000_BTM_P9_MISC.
328 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
329 (BU_P9_64BIT_MISC_0): Likewise.
330 (BU_P9_DFP_MISC_0): New macro definition.
331 (BU_P9_DFP_MISC_1): New macro definition.
332 (BU_P9_DFP_MISC_2): New macro definition.
333 (BU_P9_DFP_OVERLOAD_1): New macro definition.
334 (BU_P9_DFP_OVERLOAD_2): New macro definition.
335 (BU_P9_DFP_OVERLOAD_3): New macro definition.
336 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
337 (TSTSFI_LT_TD): Likewise.
338 (TSTSFI_EQ_DD): Likewise.
339 (TSTSFI_EQ_TD): Likewise.
340 (TSTSFI_GT_DD): Likewise.
341 (TSTSFI_GT_TD): Likewise.
342 (TSTSFI_OV_DD): Likewise.
343 (TSTSFI_OV_TD): Likewise.
344 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
345 (TSTSFI_LT_DD): Likewise.
346 (TSTSFI_LT_TD): Likewise.
347 (TSTSFI_EQ): Likewise.
348 (TSTSFI_EQ_DD): Likewise.
349 (TSTSFI_EQ_TD): Likewise.
350 (TSTSFI_GT): Likewise.
351 (TSTSFI_GT_DD): Likewise.
352 (TSTSFI_GT_TD): Likewise.
353 (TSTSFI_OV): Likewise.
354 (TSTSFI_OV_DD): Likewise.
355 (TSTSFI_OV_TD): Likewise.
356 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
357 overloaded test significance functions.
358 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
359 OPTION_MASK_P9_MISC into the representation of this mask.
360 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
362 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
363 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
365 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
366 argument is a 6-bit unsigned literal value if the icode argument
367 represents a DFP test significance built-in call.
368 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
369 flag used independently and in combination with the
370 RS6000_BTM_64BIT flag.
371 (rs6000_opt_masks): Add entry for power9-misc command-line option.
372 (rs6000_builtin_mask_names): Add entry for power9-misc
374 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
375 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
376 RS6000_BTM_P9_MISC macros.
377 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
378 option and change the description of the -mpower9-vector option to
379 enable only vector instructions, removing its erroneously claimed
380 support for scalar instructions.
381 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
382 the ISA 3.0 digital floating point test significance built-in
385 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
387 * config/aarch64/aarch64.c (cortexa35_tunings):
388 Enable AES fusion. Use cortexa57_branch_cost.
389 (cortexa53_tunings): Use cortexa57_branch_cost.
390 (cortexa72_tunings): Use cortexa57_branch_cost.
391 Use AUTOPREFETCHER_WEAK.
392 (cortexa73_tunings): Use cortexa57_branch_cost.
394 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
395 James Greenhalgh <james.greenhalgh@arm.com>
397 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
398 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
399 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
400 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
401 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
402 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
403 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
404 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
405 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
406 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
407 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
408 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
409 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
412 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
413 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
415 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
417 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
419 2016-06-30 David Malcolm <dmalcolm@redhat.com>
422 * gcc.c (driver::build_option_suggestions): Pass "option" to
423 add_misspelling_candidates.
424 * opts-common.c (add_misspelling_candidates): Add "option" param;
425 use it to avoid adding negated forms for options marked with
427 * opts.h (add_misspelling_candidates): Add "option" param.
429 2016-06-30 Jakub Jelinek <jakub@redhat.com>
432 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
433 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
434 first when permuting bitwise operation with rotate. Cast
435 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
437 2016-06-29 David Malcolm <dmalcolm@redhat.com>
439 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
440 for misspelled param names.
441 * params.c: Include spellcheck.h.
442 (find_param_fuzzy): New function.
443 * params.h (find_param_fuzzy): New prototype.
444 * spellcheck.c (struct edit_distance_traits<const char *>): Move
446 * spellcheck.h (struct edit_distance_traits<const char *>):
449 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
451 * config/rs6000/predicates.md (const_0_to_7_operand): New
452 predicate, recognize 0..7.
453 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
454 support for doing extracts from V16QImode, V8HImode, V4SImode
456 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
457 vector extract support.
458 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
459 for ISA 3.0 vector extract.
460 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
461 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
462 extracts of a constant element number from small integer vectors
463 on 64-bit ISA 3.0 systems.
464 (vsx_extract_<mode>_di): Likewise.
465 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
466 say when we can do ISA 3.0 vector extracts.
467 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
468 registers, using the stxsiwx instruction.
470 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
472 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
473 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
474 qdf24xx_regmove_cost, qdf24xx_tunings): New.
475 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
476 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
477 * config/arm/arm.c (arm_qdf24xx_tune): New.
479 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
481 * config/aarch64/aarch64.c (cortexa53_tunings):
482 Increase loop alignment to 8. Set function alignment to 16.
483 (cortexa35_tunings): Likewise.
484 (cortexa57_tunings): Increase loop alignment to 8.
485 (cortexa72_tunings): Likewise.
486 (cortexa73_tunings): Likewise.
488 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
490 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
491 for arm_fp16_ok and arm_fp16_hw.
492 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
493 arm_fp16_alternative.
495 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
497 PR tree-optimization/71655
498 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
499 types when swapping operands.
501 2016-06-29 Martin Liska <mliska@suse.cz>
504 * common.opt (flag_stack_protect): Mark the flag as optimization
506 * ipa-inline-transform.c (inline_call): Remove unnecessary call
507 of build_optimization_node.
509 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
511 PR tree-optimization/70729
512 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
513 independent in loops having positive safelen value.
514 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
515 it may be not valid after vectorization.
517 2016-06-29 Jakub Jelinek <jakub@redhat.com>
519 PR tree-optimization/71625
520 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
521 is sorted by ascending list->offset. If PTR is non-NULL and there is
522 previous strinfo, call get_stridx_plus_constant.
523 (get_stridx): Pass exp as second argument to get_addr_stridx.
524 (addr_stridxptr): Add missing list = list->next, so that there can be
525 more than one entries in the list. Bump limit from 16 to 32. Ensure
526 the list is sorted by ascending list->offset.
527 (get_stridx_plus_constant): Adjust so that it can be also called with
528 ADDR_EXPR instead of SSA_NAME as PTR.
529 (handle_char_store): Pass NULL_TREE as second argument to
532 2016-06-29 Richard Biener <rguenther@suse.de>
534 PR rtl-optimization/68961
535 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
537 2016-06-29 Richard Biener <rguenther@suse.de>
540 * alias.c (component_uses_parent_alias_set_from): Handle
541 type punning through union accesses by using the union alias set.
542 * gimple.c (gimple_get_alias_set): Remove union type punning case.
544 2016-07-29 Richard Biener <rguenther@suse.de>
546 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
547 precision not matching mode precision.
549 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
551 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
552 pa_output_arg_descriptor.
553 (call_val_symref_64bit_post_reload): Likewise.
554 (call_val_powf_64bit_post_reload): Likewise.
555 (sibcall_internal_symref_64bit): Likewise.
556 (sibcall_value_internal_symref_64bit): Likewise.
558 2016-06-28 Jakub Jelinek <jakub@redhat.com>
561 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
562 a constant, force its SUBREG_REG into memory or register instead
565 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
568 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
569 * doc/invoke.texi (AVR Options): Document it.
571 2016-06-28 Walter Lee <walt@tilera.com>
573 * config/tilegx/linux.h: Do not include arch/icache.h
574 (CLEAR_INSN_CACHE): Provide inlined definition directly.
575 * config/tilepro/linux.h: Do not include arch/icache.h
576 (CLEAR_INSN_CACHE): Provide inlined definition directly.
578 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
580 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
581 for big-endian BIT_FIELD_REF.
583 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
585 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
586 ('size' attribute): Add '128'.
588 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
589 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
590 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
591 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
592 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
593 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
594 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
595 *trunc<mode>df2_odd): Set size attribute to '128'.
596 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
597 * config/rs6000/power6.md (power6-fp): Include dfp type.
598 * config/rs6000/power7.md (power7-fp): Likewise.
599 * config/rs6000/power8.md (power8-fp): Likewise.
600 * config/rs6000/power9.md: New file.
601 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
602 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
603 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
605 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
606 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
607 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
608 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
609 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
610 dfp_dscri_<mode>): Change type attribute to dfp.
611 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
612 attribute to vecsimple.
613 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
614 and prefetch streams.
615 (rs6000_option_override_internal): Remove temporary code setting
616 tuning to power8. Don't set rs6000_sched_groups for power9.
617 (last_scheduled_insn): Change to rtx_insn *.
618 (divide_cnt, vec_load_pendulum): New variables.
619 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
620 (rs6000_issue_rate): Set issue rate for Power9.
621 (is_power9_pairable_vec_type): New.
622 (power9_sched_reorder2): New.
623 (rs6000_sched_reorder2): Call new function for Power9 specific
625 (insn_must_be_first_in_group): Remove Power9.
626 (insn_must_be_last_in_group): Likewise.
627 (force_new_group): Likewise.
628 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
629 Initialize divide_cnt/vec_load_pendulum.
630 (_rs6000_sched_context, rs6000_init_sched_context,
631 rs6000_set_sched_context): Handle context save/restore of new
634 2016-06-28 Richard Biener <rguenther@suse.de>
636 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
637 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
638 COMPONENT_REF operand.
639 (nonoverlapping_component_refs_p): Likewise.
640 * stor-layout.c (start_bitfield_representative): Mark
641 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
643 2016-06-28 Jakub Jelinek <jakub@redhat.com>
645 * Makefile.in: Don't cat ../stage_current if it does not exist.
647 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
648 last argument is a bit-field.
650 PR rtl-optimization/71673
651 * internal-fn.c (expand_arith_overflow_result_store): Use
652 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
656 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
657 expand_ifn_atomic_compare_exchange): New functions.
658 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
659 * tree.h (build_call_expr_internal_loc): Rename to ...
660 (build_call_expr_internal_loc_array): ... this. Fix up type of
662 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
663 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
664 ATOMIC_COMPARE_EXCHANGE result.
665 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
666 * gimple-fold.h (optimize_atomic_compare_exchange_p,
667 fold_builtin_atomic_compare_exchange): New prototypes.
668 * gimple-fold.c (optimize_atomic_compare_exchange_p,
669 fold_builtin_atomic_compare_exchange): New functions..
670 * tree-ssa.c (execute_update_addresses_taken): If
671 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
672 of call when finding addressable vars, and if such var becomes
673 non-addressable, call fold_builtin_atomic_compare_exchange.
675 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
678 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
679 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
681 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
683 * config/rs6000/rs6000.md ('type' attribute): Add
684 veclogical,veccmpfx,vecexts,vecmove insn types.
685 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
686 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
687 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
688 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
689 *nabs<mode>2_hw): Change type to vecmove.
690 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
691 *boolcc<mode>3_internal, *eqv<mode>3_internal,
692 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
693 *ieee_128bit_vsx_abs<mode>2_internal,
694 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
695 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
696 *ieee128_mtvsrd_32bit): Change type to veclogical.
697 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
698 *movdi_internal32, *movdi_internal64): Update insn types.
699 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
700 vsx_extract_<mode>): Change type to veclogical.
701 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
702 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
703 *vsx_sign_extend_si_v2di): Change type to vecexts.
704 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
706 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
707 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
708 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
709 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
710 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
711 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
712 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
713 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
714 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
715 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
716 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
717 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
718 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
719 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
720 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
721 (ppc7450-vecsimple): Add veclogical, vecmove.
722 (ppc7450-veccmp): Add veccmpfx.
723 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
725 (ppc8540_vector_compare): Add veccmpfx.
726 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
727 * config/rs6000/cell.md (cell-fp): Add fpsimple.
728 (cell-vecsimple): Add veclogical, vecmove.
729 (cell-veccmp): Add veccmpfx.
730 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
731 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
733 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
734 * config/rs6000/power4.md (power4-fp): Add fpsimple.
735 (power4-vecsimple): Add veclogical, vecmove.
736 (power4-veccmp): Add veccmpfx.
737 * config/rs6000/power5.md (power5-fp): Add fpsimple.
738 * config/rs6000/power6.md (power6-fp): Add fpsimple.
739 (power6-vecsimple): Add veclogical, vecmove.
740 (power6-veccmp): Add veccmpfx.
741 * config/rs6000/power7.md (power7-fp): Add fpsimple.
742 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
743 * config/rs6000/power8.md (power8-fp): Add fpsimple.
744 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
745 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
746 * config/rs6000/titan.md (titan_fp): Add fpsimple.
747 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
749 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
751 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
754 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
755 OPTION_MASK_P9_DFORM_VECTOR.
756 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
757 disable -mpower9-dform-vector when using reload.
758 (quad_address_p): Remove 'gpr_p' argument and all associated code.
759 New 'strict' argument. Update all callers. Add strict addressing
761 (rs6000_legitimate_offset_address_p): Remove call to
762 virtual_stack_registers_memory_p.
763 (rs6000_legitimize_reload_address): Add quad address support.
764 (rs6000_legitimate_address_p): Move call to quad_address_p above
765 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
766 to account for new strict usage.
767 (rs6000_output_move_128bit): Adjust quad_address_p args to account
768 for new strict usage.
769 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
771 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.c (ix86_spill_class): Disable condition to
779 always return NO_REGS.
781 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
783 * predict.c: Include gimple-pretty-print.h
784 (predicted_by_loop_heuristics_p): Check also
785 PRED_LOOP_EXIT_WITH_RECURSION
786 (predict_loops): Find self recursive calls and use special purpose
787 predictors for them; dump log about decisions.
788 (pass_profile::execute): Dump info about #of iterations.
789 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
790 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
792 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
794 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
795 output_asm_insn calls and shorten long lines. Output .CALL
796 argument descriptor using pa_output_arg_descriptor. Add various
797 inline $$dyncall and other optimizations.
798 (pa_attr_length_indirect_call): Adjust ordering and lengths.
800 2016-06-25 Jakub Jelinek <jakub@redhat.com>
802 PR tree-optimization/71643
803 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
806 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
807 leak a bitmap if dep_bb is NULL.
809 PR tree-optimization/71631
810 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
811 to rewrite_expr_tree even if negate_result, move new_lhs var
812 declaration and initialization earlier, for powi_result set afterwards
813 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
814 if new_lhs != lhs, and don't shadow gsi var.
816 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
818 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
819 Add in_loop parameter.
820 (predict_loops): Add loop guard heuristics.
821 * predict.def (PRED_LOOP_GUARD): New heuristics.
823 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
825 * predict.c: Include ipa-utils.h
826 (tree_bb_level_prediction): Predict recursive calls.
827 (tree_estimate_probability_bb): Skip inexpensive calls for call
829 * predict.def (PRED_RECURSIVE_CALL): New.
831 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
833 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
834 (BU_FLOAT128_1): Likewise.
836 (COPYSIGNQ): Likewise.
837 (RS6000_BUILTIN_NANQ): Likewise.
838 (RS6000_BUILTIN_NANSQ): Likewise.
839 (RS6000_BUILTIN_INFQ): Likewise.
840 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
841 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
842 (TARGET_FOLD_BUILTIN): New #define.
843 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
844 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
845 (rs6000_fold_builtin): New target hook implementation, handling
846 folding of 128-bit NaNs and infinities.
847 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
848 entries are filled in to avoid problems during bootstrap
849 self-test; define builtins for 128-bit NaNs and infinities.
850 (rs6000_opt_mask): Add entry for float128.
851 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
852 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
853 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
854 (const_str_type_node): New #define.
855 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
856 to a define_expand that dispatches to either copysign<mode>3_soft
857 or copysign<mode>3_hard.
858 (copysign<mode>3_hard): Rename from copysign<mode>3.
859 (copysign<mode>3_soft): New define_insn.
860 * doc/extend.texi: Document new builtins.
862 2016-06-24 Jakub Jelinek <jakub@redhat.com>
864 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
865 PRIu64 instead of lu.
867 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
870 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
873 2016-06-24 Jakub Jelinek <jakub@redhat.com>
875 PR tree-optimization/71647
876 * omp-low.c (lower_rec_input_clauses): Convert
877 omp_clause_aligned_alignment (c) to size_type_node for the
878 last argument of __builtin_assume_aligned.
880 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
882 * configure.ac (calling ___tls_get_addr via GOT): New
883 assembler/linker check.
884 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
885 assembler and linker supports calling ___tls_get_addr via GOT.
886 Otherise, defined to 0.
887 * config.in: Regenerated.
888 * configure: Likewise.
889 * config/i386/constraints.md (Yb): New constraint.
890 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
891 (REG_CLASS_NAMES): Likewise.
892 (REG_CLASS_CONTENTS): Likewise.
893 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
894 the b constraint with the Yb constraint. Call ___tls_get_addr
895 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
897 (*tls_local_dynamic_base_32_gnu): Likewise.
898 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
899 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
900 (*tls_local_dynamic_base_64_<mode>): Likewise.
902 2016-06-24 Martin Liska <mliska@suse.cz>
904 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
905 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
907 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
908 argument to true if the expected number of iterations is
911 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
913 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
914 assemble for 32bit target.
915 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
916 and $ld_ix86_gld_32_opt to link for 32bit target.
917 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
918 * configure: Regenerate.
920 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
922 * config/arm/arm.c (int_log2): Delete definition and prototype.
923 (shift_op): Use exact_log2 instead of int_log2.
924 (vfp3_const_double_for_fract_bits): Likewise.
926 2016-06-24 Jakub Jelinek <jakub@redhat.com>
928 * internal-fn.c (expand_arith_set_overflow): New function.
929 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
931 (expand_arith_overflow_result_store): Likewise. Handle precision
932 smaller than mode precision.
933 * tree-vrp.c (extract_range_basic): For imag part, handle
934 properly signed 1-bit precision result.
935 * doc/extend.texi (__builtin_add_overflow): Document that last
936 argument can't be pointer to enumerated or boolean type.
937 (__builtin_add_overflow_p): Document that last argument can't
938 have enumerated or boolean type.
940 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
941 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
943 * config/rs6000/predicates.md (splat_input_operand): Rework.
944 Don't allow constants, since the insns that use this predicate
945 don't support constants. Constants are handled by other insns
946 that are created via combine. During and after register
947 allocation, only allow indexed or indirect addresses, and not
948 general addresses. Only allow modes supported by the hardware.
949 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
950 comment. Move check for using VSPLTIS<x> to a common location,
951 instead of doing it in two different places.
953 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
955 * config/i386/driver-i386.c (host_detect_local_cpu): Set
956 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
957 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
958 signature_CENTAUR_ebx.
960 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
964 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
965 (as_ix86_gas_32_opt): This.
966 (ld_ix86_tls_ldm_opt): Renamed to ...
967 (ld_ix86_gld_32_opt): This.
968 (R_386_TLS_LDM reloc): Updated.
969 (R_386_GOT32X reloc): New assembler/linker check.
970 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
971 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
973 * config.in: Regenerated.
974 * configure: Likewise.
975 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
976 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
977 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
978 if ix86_force_load_from_GOT_p returns true.
979 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
980 ix86_force_load_from_GOT_p returns true.
981 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
982 the external function address via the GOT slot.
983 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
984 HAVE_AS_IX86_GOT32X before returning false.
985 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
986 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
988 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
990 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
992 2016-06-23 Andi Kleen <ak@linux.intel.com>
994 * Makefile.in: Regenerate.
995 * doc/install.texi: Document autoprofiledbootstrap.
997 2016-06-23 Andi Kleen <ak@linux.intel.com>
999 * config/i386/gcc-auto-profile: New file.
1001 2016-06-23 Martin Liska <mliska@suse.cz>
1004 * predict.c (predict_loops): Revert the hunk that was removed
1007 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1009 * config.gcc: Add support for arm*-*-phoenix* targets.
1010 * config/arm/t-phoenix: New.
1011 * config/phoenix.h: New.
1013 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1014 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1018 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1019 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1020 ix86_force_load_from_GOT_p returns true.
1021 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1022 ix86_force_load_from_GOT_p returns true.
1023 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1024 ix86_force_load_from_GOT_p returns true.
1025 (ix86_expand_move): Load the external function address via the
1026 GOT slot if ix86_force_load_from_GOT_p returns true.
1027 * config/i386/predicates.md (x86_64_immediate_operand): Return
1028 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1029 (x86_64_zext_immediate_operand): Ditto.
1031 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1035 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1038 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1039 * diagnostic.c (pedwarn_at_rich_loc): New function.
1040 * spellcheck.h (best_match::best_match): Add a
1041 "best_distance_so_far" optional parameter.
1042 (best_match::set_best_so_far): New method.
1043 (best_match::get_best_distance): New accessor.
1044 (best_match::get_best_candidate_length): New accessor.
1046 2016-06-22 Nick Clifton <nickc@redhat.com>
1048 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1049 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1050 modes are accepted as well.
1051 (ucompare_loc_descriptor): Likewise.
1052 (minmax_loc_descriptor): Likewise.
1053 (clz_loc_descriptor): Likewise.
1054 (popcount_loc_descriptor): Likewise.
1055 (bswap_loc_descriptor): Likewise.
1056 (rotate_loc_descriptor): Likewise.
1057 (mem_loc_descriptor): Likewise.
1058 (loc_descriptor): Likewise.
1060 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1062 * common.opt (fdiagnostics-parseable-fixits): New option.
1063 * diagnostic.c: Include "selftest.h".
1064 (print_escaped_string): New function.
1065 (print_parseable_fixits): New function.
1066 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1067 (selftest::assert_print_escaped_string): New function.
1068 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1069 (selftest::test_print_escaped_string): New function.
1070 (selftest::test_print_parseable_fixits_none): New function.
1071 (selftest::test_print_parseable_fixits_insert): New function.
1072 (selftest::test_print_parseable_fixits_remove): New function.
1073 (selftest::test_print_parseable_fixits_replace): New function.
1074 (selftest::diagnostic_c_tests): New function.
1075 * diagnostic.h (struct diagnostic_context): Add field
1076 "parseable_fixits_p".
1077 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1078 -fdiagnostics-parseable-fixits.
1079 (-fdiagnostics-parseable-fixits): New option.
1080 * opts.c (common_handle_option): Handle
1081 -fdiagnostics-parseable-fixits.
1082 * selftest-run-tests.c (selftest::run_tests): Call
1083 selftest::diagnostic_c_tests.
1084 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1086 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1088 PR tree-optimization/71488
1089 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1090 comparison of boolean vectors.
1091 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1092 of boolean vectors using bitwise operations.
1094 2016-06-22 Andreas Schwab <schwab@suse.de>
1096 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1099 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1101 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1103 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1105 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1108 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1110 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1111 * config/arm/arm-cores.def (cortex-a73): New entry.
1112 (cortex-a73.cortex-a35): Likewise.
1113 (cortex-a73.cortex-a53): Likewise.
1114 * config/arm/arm-tables.opt: Regenerate.
1115 * config/arm/arm-tune.md: Likewise.
1116 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1117 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1118 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1119 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1120 * doc/invoke.texi (ARM Options): Document cortex-a73,
1121 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1123 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1125 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1126 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1127 (cortex-a73.cortex-a35): Likewise.
1128 (cortex-a73.cortex-a53): Likewise.
1129 * config/aarch64/aarch64-tune.md: Regenerate.
1130 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1131 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1134 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1136 * configure.ac (gcc_cv_as_compress_debug): Remove
1137 --compress-debug-sections as extra as switch.
1138 Handle gas --compress-debug-sections=type.
1139 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1140 Handle gld --compress-debug-sections=type.
1141 * configure: Regenerate.
1143 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1145 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1147 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1149 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1150 (do_rewrite): likewise.
1152 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1154 * common/config/mep/mep-common.c: Remove.
1155 * config.gcc: Remove mep-* support.
1156 * config/mep/constraints.md: Remove.
1157 * config/mep/default.h: Remove.
1158 * config/mep/intrinsics.h: Remove.
1159 * config/mep/intrinsics.md: Remove.
1160 * config/mep/ivc2-template.h: Remove.
1161 * config/mep/mep-c5.cpu: Remove.
1162 * config/mep/mep-core.cpu: Remove.
1163 * config/mep/mep-default.cpu: Remove.
1164 * config/mep/mep-ext-cop.cpu: Remove.
1165 * config/mep/mep-intrin.h: Remove.
1166 * config/mep/mep-ivc2.cpu: Remove.
1167 * config/mep/mep-pragma.c: Remove.
1168 * config/mep/mep-protos.h: Remove.
1169 * config/mep/mep.c: Remove.
1170 * config/mep/mep.cpu: Remove.
1171 * config/mep/mep.h: Remove.
1172 * config/mep/mep.md: Remove.
1173 * config/mep/mep.opt: Remove.
1174 * config/mep/predicates.md: Remove.
1175 * config/mep/t-mep: Remove.
1176 * doc/install.texi: Remove mep-* documentation.
1177 * doc/md.texi: Likewise.
1179 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1181 * config.gcc: Remove support for avr-rtems.
1182 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1183 * config/avr/rtems.h: Remove.
1184 * config/avr/t-rtems: Remove.
1186 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1188 * config.gcc: Remove m32r-rtems support.
1189 * config/m32r/rtems.h: Remove.
1191 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1193 * config.gcc: Remove h8300-rtems support.
1194 * config/h8300/rtems.h: Remove.
1195 * config/h8300/t-rtems: Remove.
1197 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1199 * config.gcc: Remove support for knetbsd.
1200 * configure.ac: Likewise.
1201 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1202 * config/knetbsd-gnu.h: Remove.
1203 * configure: Regenerate.
1205 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1207 * config.gcc: Remove support for openbsd 2 and 3.
1208 * config/openbsd-oldgas.h: Remove.
1210 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1212 * config.gcc: Remove interix support.
1213 * config/i386/i386-interix.h: Remove.
1214 * config/i386/interix.opt: Remove.
1215 * config/i386/t-interix: Remove.
1216 * configure: Regenerate.
1217 * configure.ac: Remove interix support.
1218 * doc/install.texi: Remove interix documentation.
1220 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1222 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1223 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1226 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1228 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1229 they are both PLACEHOLDER_EXPRs.
1231 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1233 * stor-layout.c (layout_type): Move setting complex MODE to
1234 layout_type, instead of setting it ahead of time by the caller.
1235 * tree.c (build_complex_type): Likewise.
1237 2016-06-21 Martin Liska <mliska@suse.cz>
1239 * predict.c (force_edge_cold): Replace imposisble with
1242 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1244 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1245 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1247 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1249 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1251 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1252 Ilya Enkovich <ilya.enkovich@intel.com>
1255 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1256 New member function to convert V1TImode register to SUBREG
1257 TImode in debug insn.
1258 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1259 after changing register mode to V1TImode.
1261 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1263 * config/aarch64/aarch64-cores.def (vulcan): New core.
1264 * config/aarch64/aarch64-tune.md: Regenerate.
1265 * doc/invoke.texi: Document vulcan as an available option.
1267 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1269 * cse.c (canon_asm_operands): New function extracted from...
1270 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1271 either standalone or member of a PARALLEL.
1273 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1276 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1277 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1278 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1280 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1283 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1284 constant addresses if can_create_pseudo_p.
1286 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1288 PR tree-optimization/71588
1289 * tree-ssa-strlen.c (valid_builtin_call): New function.
1290 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1293 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1296 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1297 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1298 for conversion of scalar user var to complex type and use the
1299 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1302 PR rtl-optimization/71591
1303 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1304 don't run any tests.
1306 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1309 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1310 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1311 space for PIC with non-v32 and the common non-PIC "jump".
1313 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1316 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1317 returned values and add UN*/LTGT/*ORDERED cases with values matching
1318 D operand modifier on vcmp for AVX.
1320 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1322 * config/aarch64/aarch64.opt
1323 (mpc-relative-literal-loads): Rename internal option name.
1324 * config/aarch64/aarch64.c
1325 (aarch64_nopcrelative_literal_loads): Rename to
1326 aarch64_pcrelative_literal_loads.
1327 (aarch64_expand_mov_immediate): Likewise.
1328 (aarch64_secondary_reload): Likewise.
1329 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1330 (aarch64_override_options_after_change_1): Rename and simplify logic.
1331 (aarch64_classify_symbol): Merge large model checks into switch,
1332 remove pc-relative load check.
1334 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1336 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1337 costs relative to the cost of a register move.
1339 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1341 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1342 (vcvt_n_f64_u64): Likewise.
1343 (vcvt_n_s64_f64): Likewise.
1344 (vcvt_n_u64_f64): Likewise.
1345 (vcvt_f64_s64): Likewise.
1346 (vrecpe_f64): Likewise.
1347 (vcvt_f64_u64): Likewise.
1348 (vrecps_f64): Likewise.
1350 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1352 * config/aarch64/aarch64.md
1353 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1355 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1357 * config/aarch64/aarch64-builtins.c
1358 (aarch64_types_binop_uss_qualifiers): Delete.
1359 (TYPES_BINOP_USS): Likewise.
1360 (aarch64_types_binop_sus_qualifiers): Likewise.
1361 (TYPES_BINOP_SUS): Likewise.
1362 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1363 (TYPES_FCVTIMM_SUS): Likewise.
1364 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1366 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1367 (fcvtzs): Use SHIFTIMM rather than BINOP.
1368 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1370 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1372 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1373 costs relative to the cost of a register move.
1375 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1377 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1378 Allow scalar/single vector modes to be tieable.
1380 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1382 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1384 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1386 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1388 * tree.h (TYPE_ALIGN): Likewise.
1390 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1393 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1395 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1397 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1398 literal" build warnings.
1399 (avr_print_operand_address): Dito.
1401 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1404 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1405 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1407 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1409 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1411 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1414 * reload1.c (reload): Pass 0 to finish_spills when called because
1415 update_eliminables_and_spill returns true and remove did_spill.
1416 (finish_spills): Adjust comment and document GLOBAL parameter.
1418 2016-06-17 DJ Delorie <dj@redhat.com>
1421 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1422 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1423 (umulqihi3_virt): Likewise.
1424 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1425 (umulqihi3_real): Likewise.
1427 2016-06-17 Martin Liska <mliska@suse.cz>
1429 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1431 2016-06-17 Martin Liska <mliska@suse.cz>
1433 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1435 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1437 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1439 (vaddq_f32): Likewise.
1440 (vmul_f32): Likewise.
1441 (vmulq_f32): Likewise.
1442 (vsub_f32): Likewise.
1443 (vsubq_f32): Likewise.
1445 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1447 PR tree-optimization/71347
1448 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1449 cost for all uses in group.
1451 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1453 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1454 insert gimple seq if it's not empty.
1456 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1458 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1460 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1462 (comp_dr_with_seg_len_pair): Ditto.
1463 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1464 struct dr_with_seg_len_pair against DR_OFFSET.
1465 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1468 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1470 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1472 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1474 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1475 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1476 (pa_output_millicode_call): Likewise.
1477 (pa_output_call): Likewise.
1478 (pa_output_indirect_call): Likewise.
1479 (pa_asm_output_mi_thunk): Likewise.
1481 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1483 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1485 2016-06-16 Martin Liska <mliska@suse.cz>
1487 * predict.c (combine_predictions_for_insn): When we find a first
1488 match predictor, we should consider just predictors with
1489 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1490 DS theory predictor.
1491 (combine_predictions_for_bb): Likewise.
1493 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1495 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1496 with base of reference to struct.
1498 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1500 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1502 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1505 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1506 progmem_swtable_section.
1507 (progmem_swtable_section): Remove.
1508 (avr_asm_function_rodata_section): Remove.
1509 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1510 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1512 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1514 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1515 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1516 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1517 signature_CENTAUR_ebx.
1518 * config/i386/i386.c (ix86_option_override_internal): Add
1519 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1520 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1521 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1523 2016-06-16 Martin Liska <mliska@suse.cz>
1525 * predict.def: Add fortran loop preheader predictor.
1526 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1527 fold IFN_BUILTIN_EXPECT with a known constant argument.
1529 2016-06-16 Martin Liska <mliska@suse.cz>
1531 * predict.def: Add 'Fortran' to display text of all
1532 PRED_FORTRAN_* predictors.
1534 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1537 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1538 [IA64_BUILTIN_NANSQ]: Ditto.
1539 (ia64_fold_builtin): New function.
1540 (TARGET_FOLD_BUILTIN): New define.
1541 (ia64_init_builtins) Declare const_string_type node.
1542 Add __builtin_nanq and __builtin_nansq builtin functions.
1543 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1545 2016-06-16 Nick Clifton <nickc@redhat.com>
1547 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1548 MSP430_HWMULT_ prefix to enum values.
1549 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1550 * config/msp430/msp430.c: Update use of enum values.
1551 * config/msp430/msp430.md: Likewise.
1552 * config/msp430/msp430.opt: Likewise.
1554 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1556 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1557 of comparsions in the last iteration.
1559 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1560 Joern Rennecke <joern.rennecke@embecosm.com>
1562 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1564 (arc_needs_pcl_p): Add GOTOFFPC.
1565 (arc_legitimate_pic_addr_p): Likewise.
1566 (arc_output_pic_addr_const): Likewise.
1567 (arc_legitimize_pic_address): Generate a pc-relative address using
1569 (arc_output_libcall): Use @pcl syntax.
1570 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1571 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1572 (*movsi_insn): Use @pcl syntax.
1573 (doloop_begin_i): Likewise.
1575 2016-06-16 Martin Liska <mliska@suse.cz>
1577 * predict.def: Define a new predictor.
1579 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1581 * config/arc/arc.opt (mtp-regno): Update text.
1583 2016-06-16 Renlin Li <renlin.li@arm.com>
1585 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1587 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1590 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1591 (setcc + and peephole2): Likewise.
1593 PR rtl-optimization/71532
1594 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1597 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1600 DImode constants with XXSPLTIB in vector registers.
1601 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1602 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1603 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1604 extraction of the element at the top of the register as a scalar
1606 (vsx_extract_<mode>_internal1): Likewise.
1607 (vsx_extract_<mode>_internal2): Likewise.
1608 * config/rs6000/constraints.md (wi constraint): Remove a comment
1609 about DImode not being allowed in Altivec registers.
1610 (wB constraint): New constraint for constants that can be
1611 generated in Altivec registers with VSPLTISW/VUPKHSW.
1612 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1614 (xxspltib_constant_nosplit): Likewise.
1615 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1616 support for -mupper-regs-di to enable DImode to go into Altivec
1618 (POWERPC_MASKS): Likewise.
1619 (power7 cpu): Likewise.
1620 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1621 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1622 for DImode being allowed in Altivec registers. Update wi/wj
1623 constraints. Set scalar_in_vmx_p flag.
1624 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1625 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1626 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1627 (rs6000_opt_masks): Add -mupper-regs-di.
1628 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1629 direct move to use wi and not wj.
1631 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1633 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1634 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1635 any VSX register, instead of just Altivec registers, to allow
1636 either operand to be an Altivec register or both.
1637 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1638 (movdi_internal32): Add support for -mupper-regs-di. Add support
1639 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1640 the alternatives and attributes to be lined up to be easier to
1642 (movdi_internal64): Likewise.
1643 (64-bit DImode splitters): Change predicates to only split loading
1644 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1645 load constants in ISA 3.0 or ISA 2.07 respectively.
1646 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1647 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1648 mention -mcpu=power9 sets these options.
1649 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1652 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1655 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1656 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1657 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1658 by default to warn misspelled interrupt/ signal handler.
1659 * doc/invoke.texi (AVR Options): Document it. Update description
1660 for -nodevicelib option.
1662 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1664 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1665 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1666 (aarch64_<sur>shll2_n<mode>): Likewise.
1668 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1671 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1672 DECL_CONTEXT for copied arguments.
1674 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1676 PR tree-optimization/71483
1677 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1680 2016-06-15 Martin Liska <mliska@suse.cz>
1682 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1683 instead of predict_edge w/o a probability.
1685 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1687 PR tree-optimization/71439
1688 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1691 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1693 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1694 register subregs in SET_SRC.
1696 2016-06-15 Richard Biener <rguenther@suse.de>
1698 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1701 2016-06-15 Richard Biener <rguenther@suse.de>
1703 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1704 not consider dependences between accesses that belong to the
1706 (vect_analyze_data_ref_dependences): Do not analyze read-read
1707 or self-dependences.
1709 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1711 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1713 (find_closest_identifier): Reimplement in terms of
1714 best_match<tree,tree>.
1715 * spellcheck-tree.h: New file.
1716 * spellcheck.c (struct edit_distance_traits<const char *>): New
1718 (find_closest_string): Reimplement in terms of
1719 best_match<const char *, const char *>.
1720 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1721 overload to spellcheck-tree.h.
1722 (find_closest_identifier): Likewise.
1723 (struct edit_distance_traits<T>): New template.
1724 (class best_match): New class.
1726 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1728 * selftest-run-tests.c (selftest::run_tests): Call
1729 selftest::spellcheck_tree_c_tests.
1730 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1731 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1732 (selftest::test_find_closest_identifier): New function.
1733 (selftest::spellcheck_tree_c_tests): New function.
1734 * spellcheck.c (selftest::test_find_closest_string): Verify that
1735 the order of the vec does not affect the results for this case.
1736 (selftest::test_data): New array.
1737 (selftest::test_metric_conditions): New function.
1738 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1739 Call selftest::test_metric_conditions.
1741 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1743 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1744 (BU_P9_MISC_1): Likewise.
1745 (BU_P9_64BIT_MISC_0): Likewise.
1746 (BU_P9_MISC_0): Likewise.
1748 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1750 * gcc-rich-location.c
1751 (gcc_rich_location::add_fixit_misspelled_id): New method.
1752 * gcc-rich-location.h
1753 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1755 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1757 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1758 FreeBSD 11 and above.
1760 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1762 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1764 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1766 * expmed.h: Close parenthesis in "at your option" in copyright
1768 * lower-subreg.h: Likewise.
1770 2016-06-14 Richard Biener <rguenther@suse.de>
1773 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1776 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1778 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1780 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1782 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1784 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1785 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1787 2016-06-14 Richard Biener <rguenther@suse.de>
1789 PR tree-optimization/71522
1790 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1791 copying into float copying.
1793 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1795 PR tree-optimization/71520
1796 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1797 (replace_block_by): Move user labels from bb1 to bb2.
1799 2016-06-14 Richard Biener <rguenther@suse.de>
1803 * expr.h (get_bit_range): Declare.
1804 * expr.c (get_bit_range): Export.
1805 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1806 word_mode again to constrain the bitfield access.
1808 2016-06-14 Richard Biener <rguenther@suse.de>
1810 PR tree-optimization/71521
1811 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1812 division int_const_binop against zero divisor.
1814 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.md (signbittf2): New expander.
1817 * config/i386/sse.md (ptesttf2): New insn pattern.
1819 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1822 * input.c (selftest::test_reading_source_line): Avoid reading from
1823 __FILE__ by creating a tempfile with known content and reading
1826 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1828 * pretty-print.c (assert_pp_format_colored): Skip the test if
1830 (test_pp_format): Remove comment about GCC_COLORS.
1832 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1834 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1835 * pretty-print.c (assert_pp_format_va): Add location param and use
1836 it with ASSERT_STREQ_AT.
1837 (assert_pp_format): Add location param and pass it to
1838 assert_pp_format_va.
1839 (assert_pp_format_colored): Likewise.
1840 (ASSERT_PP_FORMAT_1): New.
1841 (ASSERT_PP_FORMAT_2): New.
1842 (ASSERT_PP_FORMAT_3): New.
1843 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1844 explicitly, or implicitly via the above macros.
1845 * selftest.c (selftest::pass): Use a selftest::location rather
1847 (selftest::fail): Likewise. Print the function name.
1848 (selftest::fail_formatted): Likewise.
1849 (selftest::assert_streq): Use a selftest::location rather than
1851 * selftest.h (selftest::location): New struct.
1852 (SELFTEST_LOCATION): New macro.
1853 (selftest::pass): Accept a const location & rather than file
1855 (selftest::fail): Likewise.
1856 (selftest::fail_formatted): Likewise.
1857 (selftest::assert_streq): Likewise.
1858 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1859 (ASSERT_FALSE): Likewise.
1860 (ASSERT_EQ): Likewise.
1861 (ASSERT_NE): Likewise.
1862 (ASSERT_STREQ): Likewise.
1863 (ASSERT_PRED1): Likewise.
1864 (ASSERT_STREQ_AT): New macro.
1866 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1868 * selftest.c (selftest::fail_formatted): New function.
1869 (selftest::assert_streq): New function.
1870 * selftest.h (selftests::fail_formatted): New decl.
1871 (selftest::assert_streq): New decl.
1872 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1874 2016-06-13 Jeff Law <law@redhat.com>
1876 PR tree-optimization/71403
1877 * tree-ssa-threadbackward.c
1878 (convert_and_register_jump_thread_path): No longer accept reference
1879 to path. Do not pop items off the path anymore.
1880 (fsm_find_control_statement_thread_paths): Do not allow threading
1881 to a deeper loop nest. Pop the last item off the path here rather
1882 than in convert_and_register_jump_thread_path.
1884 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1885 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1887 [AArch64] Emit division using the Newton series
1889 * config/aarch64/aarch64-protos.h
1890 (cpu_approx_modes): Add new member "division".
1891 (aarch64_emit_approx_div): Declare new function.
1892 * config/aarch64/aarch64.c
1893 (generic_approx_modes): New member "division".
1894 (exynosm1_approx_modes): Likewise.
1895 (xgene1_approx_modes): Likewise.
1896 (aarch64_emit_approx_div): Define new function.
1897 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1898 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1899 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1900 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1902 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1903 Wilco Dijkstra <wilco.dijkstra@arm.com>
1905 [AArch64] Emit square root using the Newton series
1907 * config/aarch64/aarch64-protos.h
1908 (aarch64_emit_approx_rsqrt): Replace with new function
1909 "aarch64_emit_approx_sqrt".
1910 (cpu_approx_modes): New member "sqrt".
1911 * config/aarch64/aarch64.c
1912 (generic_approx_modes): New member "sqrt".
1913 (exynosm1_approx_modes): Likewise.
1914 (xgene1_approx_modes): Likewise.
1915 (aarch64_emit_approx_rsqrt): Replace with new function
1916 "aarch64_emit_approx_sqrt".
1917 (aarch64_override_options_after_change_1): Handle new option.
1918 * config/aarch64/aarch64-simd.md
1919 (rsqrt<mode>2): Use new function instead.
1920 (sqrt<mode>2): New expansion and insn definitions.
1921 * config/aarch64/aarch64.md: Likewise.
1922 * config/aarch64/aarch64.opt
1923 (mlow-precision-sqrt): Add new option description.
1924 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1926 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1928 [AArch64] Add more choices for the reciprocal square root approximation
1930 Allow a target to prefer such operation depending on the operation mode.
1932 * config/aarch64/aarch64-protos.h
1933 (AARCH64_APPROX_MODE): New macro.
1934 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1935 (cpu_approx_modes): New structure.
1936 (tune_params): New member "approx_modes".
1937 * config/aarch64/aarch64-tuning-flags.def
1938 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1939 * config/aarch64/aarch64.c
1940 (generic_approx_modes): New core "cpu_approx_modes" structure.
1941 (exynosm1_approx_modes): Likewise.
1942 (xgene1_approx_modes): Likewise.
1943 (generic_tunings): New member "approx_modes".
1944 (cortexa35_tunings): Likewise.
1945 (cortexa53_tunings): Likewise.
1946 (cortexa57_tunings): Likewise.
1947 (cortexa72_tunings): Likewise.
1948 (exynosm1_tunings): Likewise.
1949 (thunderx_tunings): Likewise.
1950 (xgene1_tunings): Likewise.
1951 (use_rsqrt_p): New argument for the mode and use new member from
1953 (aarch64_builtin_reciprocal): Devise mode from builtin.
1954 (aarch64_optab_supported_p): New argument for the mode.
1955 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1957 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1959 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1960 RS6000_BTM_MODULO flag into the set of flags that are considered
1961 to be part of the common configuration.
1963 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1965 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1966 difference unsigned.
1967 (vec_absdb): New macro for vector absolute difference unsigned
1969 (vec_absdh): New macro for vector absolute difference unsigned
1971 (vec_absdw): New macro for vector absolute difference unsigned word.
1972 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1973 (vadu<mode>3): New insn.
1974 (*p9_vadu<mode>3): New insn.
1975 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1977 (vaduh): New built-in definition.
1978 (vaduw): New built-in definition.
1979 (vadu): New overloaded built-in definition.
1980 (vadub): New overloaded built-in definition.
1981 (vaduh): New overloaded built-in definition.
1982 (vaduw): New overloaded built-in definition.
1983 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1984 overloaded vector absolute difference unsigned functions.
1985 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1986 the ISA 3.0 vector absolute difference unsigned built-in functions.
1988 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1990 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1991 update shared_lookup_references only once after changing operands.
1993 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1996 * tree-nested.c (convert_nonlocal_omp_clauses)
1997 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1999 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2000 * tree.def (CASE_LABEL_EXPR): Likewise.
2002 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2005 * input.c (test_builtins): Fix an assertion.
2007 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2012 (isinf<mode>2): Ditto.
2014 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2016 * ggc-tests.c (test_finalization): Only test need_finalization_p
2017 for GCC_VERSION >= 4003.
2019 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2021 * config/s390/vecintrin.h: Fix file description in comment.
2023 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2025 * config/s390/s390-builtin-types.def: Change builtin type naming
2026 scheme to match builtin-types.def.
2028 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2030 * fold-const.c (optimize_minmax_comparison): Remove.
2031 (fold_comparison): Remove call to the above.
2032 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2033 New transformations.
2035 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2037 PR tree-optimization/71416
2038 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2041 2016-06-13 Martin Liska <mliska@suse.cz>
2043 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2044 (combine_predictions_for_insn): Likewise.
2045 (prune_predictions_for_bb): Likewise.
2046 (combine_predictions_for_bb): Likewise.
2048 2016-06-13 Richard Biener <rguenther@suse.de>
2050 PR tree-optimization/71505
2051 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2052 assert match comment.
2054 2016-06-13 Marek Polacek <polacek@redhat.com>
2057 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2058 gimplify_switch_expr.
2059 (warn_switch_unreachable_r): New function.
2061 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2064 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2067 2016-06-13 Richard Biener <rguenther@suse.de>
2070 * fold-const.c (fold_unary_loc): Preserve alignment when
2071 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2073 2016-06-13 Martin Liska <mliska@suse.cz>
2076 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2077 w/ -fsanitize=bounds.
2079 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2081 * config/i386/i386.c (ix86_init_builtins): Calculate
2082 FLOAT128_FTYPE_CONST_STRING function type only once.
2083 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2084 built-in functions are available for x86-32 and x86-64 targets.
2086 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2091 (FLOAT128_FTYPE_CONST_STRING): New function type.
2092 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2093 [IX86_BUILTIN_NANSQ]: Ditto.
2094 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2095 (ix86_init_builtin_types): Declare const_string_type_node.
2096 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2098 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2099 * doc/extend.texi (x86 Built-in Functions): Document
2100 __builtin_nanq and __builtin_nansq.
2102 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2105 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2106 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2107 length for pop patterns.
2108 (arm_attr_length_push_multi): Update comments.
2109 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2111 (*pop_multiple_with_writeback_and_return): Likewise.
2112 (*pop_multiple_with_return): Likewise.
2114 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2117 * fold-const.c (optimize_bit_field_compare): Don't try to use
2118 word_mode unconditionally for reading the bit field, look at
2119 DECL_BIT_FIELD_REPRESENTATIVE instead.
2121 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2124 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2125 vector integer type.
2127 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2130 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2131 without LABEL_DECL, set *handled_ops_p to false instead of true.
2133 2016-06-10 Martin Sebor <msebor@redhat.com>
2136 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2137 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2138 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2140 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2141 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2142 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2143 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2144 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2145 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2146 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2147 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2149 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2151 * config/arm/arm.h (pool_vector_label,
2152 return_used_this_function): Remove.
2154 2016-06-10 Jeff Law <law@redhat.com>
2156 PR tree-optimization/71335
2157 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2158 zero length paths here.
2159 (convert_and_register_jump_thread_path): Remove hacks related to
2160 duplicated blocks in the jump thread path.
2161 (fsm_find_control_statement_thread_paths): Avoid putting the same
2162 block on the thread path twice, but ensure the thread path is
2163 unchanged from the caller's point of view.
2165 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2167 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2168 * predict.def (PRED_LOOP_BRANCH): Remove.
2170 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2172 * Makefile.in (OBJS): Add ggc-tests.o.
2173 (GTFILES): Add ggc-tests.c.
2174 * ggc-tests.c: New file.
2175 * selftest-run-tests.c (selftest::run_tests): Call
2176 selftest::ggc_tests_c_tests.
2177 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2179 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2181 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2183 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2186 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2187 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2189 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2191 * profile.c: Include cfgloop.h.
2192 (branch_prob): Compute estimated number of iterations.
2193 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2194 recompute estimate number of iterations from profile.
2196 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2199 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2200 must be grouped on top of stack. Don't force early clobber
2201 on ordinary reg outputs.
2203 2016-06-10 Richard Biener <rguenther@suse.de>
2205 * targhooks.c (default_builtin_vectorization_cost): Adjust
2208 2016-06-10 Richard Biener <rguenther@suse.de>
2210 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2211 to fold the RHS to a constant if possible.
2213 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2216 * tree-nested.c (convert_nonlocal_omp_clauses)
2217 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2218 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2219 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2221 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2223 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2225 * omp-low.c (scan_sharing_clauses): Don't expect
2228 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2230 PR tree-optimization/71407
2231 PR tree-optimization/71416
2232 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2235 2016-06-10 Richard Biener <rguenther@suse.de>
2238 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2240 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2242 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2244 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2245 Jiong Wang <jiong.wang@arm.com>
2247 PR rtl-optimization/70751
2248 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2249 spilled into memory.
2251 2016-06-09 Jonathan Yong <10walls@gmail.com>
2254 2015-09-21 Jonathan Yong <10walls@gmail.com>
2256 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2257 sysroot/usr/lib/32api for additional win32 libraries,
2258 fixes failing Cygwin bootstrapping.
2260 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2262 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2265 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2268 * pretty-print.c (pp_indent): Specify that %p is printed in a
2269 host-dependent manner.
2270 (test_pp_format): Remove the test for %p.
2272 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2274 * config/mips/mips.c (mips_output_jump): Fix formatting.
2276 2016-06-09 Richard Biener <rguenther@suse.de>
2278 PR tree-optimization/71462
2279 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2282 2016-06-09 Martin Liska <mliska@suse.cz>
2284 * predict.c (dump_prediction): Add new argument.
2285 (enum predictor_reason): New enum.
2286 (struct predictor_hash): New struct.
2287 (predictor_hash::hash): New function.
2288 (predictor_hash::equal): Likewise.
2289 (not_removed_prediction_p): New function.
2290 (prune_predictions_for_bb): Likewise.
2291 (combine_predictions_for_bb): Prune predictions.
2293 2016-06-09 Martin Liska <mliska@suse.cz>
2295 * predict.c (filter_predictions): New function.
2296 (remove_predictions_associated_with_edge): Use the filter
2298 (equal_edge_p): New function.
2300 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2302 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2303 Correct usage of @samp vs @option, add @samp where appropriate.
2304 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2305 Add armv6s-m and document it, as it is no official ARM name.
2307 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2309 * ifcvt.c (struct noce_if_info): Add transform_name field.
2310 (noce_try_move): Set if_info->transform_name to the function name.
2311 (noce_try_ifelse_collapse): Likewise.
2312 (noce_try_store_flag): Likewise.
2313 (noce_try_inverse_constants): Likewise.
2314 (noce_try_store_flag_constants): Likewise.
2315 (noce_try_addcc): Likewise.
2316 (noce_try_store_flag_mask): Likewise.
2317 (noce_try_cmove): Likewise.
2318 (noce_try_cmove_arith): Likewise.
2319 (noce_try_minmax): Likewise.
2320 (noce_try_abs): Likewise.
2321 (noce_try_sign_mask): Likewise.
2322 (noce_try_bitop): Likewise.
2323 (noce_convert_multiple_sets): Likewise.
2324 (noce_process_if_block): Print if_info->transform_name to
2325 dump_file if transformation succeeded.
2327 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2329 * config/arm/cortex-a57.md (cortex_a57_alu):
2332 2016-06-08 Martin Sebor <msebor@redhat.com>
2333 Jakub Jelinek <jakub@redhat.com>
2337 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2338 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2339 * builtins.c: Include gimple-fold.h.
2340 (fold_builtin_arith_overflow): Handle
2341 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2342 (fold_builtin_3): Likewise.
2343 * doc/extend.texi (Integer Overflow Builtins): Document
2344 __builtin_{add,sub,mul}_overflow_p.
2346 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2348 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2349 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2351 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2353 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2354 Rewrite, looking one level down for records and arrays.
2356 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2358 * pretty-print.c: Include "selftest.h".
2359 (pp_format): Fix comment.
2360 (identifier_to_locale): Likewise.
2361 (selftest::test_basic_printing): New function.
2362 (selftest::assert_pp_format): New function.
2363 (selftest::test_pp_format): New function.
2364 (selftest::pretty_print_c_tests): New function.
2365 * selftest-run-tests.c (selftest::run_tests): Call
2366 selftest::pretty_print_c_tests.
2367 * selftest.h (pretty_print_c_tests): New declaration.
2369 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2371 * invoke.texi (max-loop-headers-insns): Document.
2372 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2373 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2374 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2376 2016-06-08 Richard Biener <rguenther@suse.de>
2378 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2379 on strided SLP loads and fall back to scalar loads in case
2380 we can't chunk them.
2382 2016-06-08 Richard Biener <rguenther@suse.de>
2384 PR tree-optimization/71452
2385 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2386 type used for the SSA rewrite has enough precision to cover
2387 the dynamic type of the location.
2389 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2390 Richard Biener <rguenther@suse.de>
2393 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2394 the same as DECL_P (base0) for indirect_base0. Use equality_code
2395 in one further place.
2397 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2399 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2400 to one word if the field is known to overlap other words.
2401 (extract_bit_field_1): Likewise.
2402 (store_split_bit_field): Remove compensating code.
2403 (extract_split_bit_field): Likewise.
2405 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2409 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2411 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2413 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2415 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2416 (arch64_addpv4sf): Delete.
2417 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2418 "gen_aarch64_addpv4sf".
2419 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2421 (vpadds_f32): Likewise.
2422 (vpaddq_f32): Likewise.
2423 (vpaddq_f64): Likewise.
2425 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2427 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2429 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2430 to VALLF. Rename to "fabd<mode>3".
2431 "*fabd_scalar<mode>3): Delete.
2432 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2434 (vabdd_f64): Likewise.
2435 (vabd_f32): Likewise.
2436 (vabd_f64): Likewise.
2437 (vabdq_f32): Likewise.
2438 (vabdq_f64): Likewise.
2440 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2442 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2444 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2445 "aarch64_rsqrts<mode>".
2446 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2447 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2449 (vrsqrtsd_f64): Likewise.
2450 (vrsqrts_f32): Likewise.
2451 (vrsqrts_f64): Likewise.
2452 (vrsqrtsq_f32): Likewise.
2453 (vrsqrtsq_f64): Likewise.
2455 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2457 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2459 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2460 "aarch64_rsqrte<mode>".
2461 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2462 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2464 (vrsqrted_f64): Likewise.
2465 (vrsqrte_f32): Likewise.
2466 (vrsqrte_f64): Likewise.
2467 (vrsqrteq_f32): Likewise.
2468 (vrsqrteq_f64): Likewise.
2470 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2472 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2476 * config/aarch64/aarch64-simd.md
2477 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2478 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2479 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2481 (vcvt_n_f32_u32): Likewise.
2482 (vcvt_n_s32_f32): Likewise.
2483 (vcvt_n_u32_f32): Likewise.
2484 (vcvtq_n_f32_s32): Likewise.
2485 (vcvtq_n_f32_u32): Likewise.
2486 (vcvtq_n_f64_s64): Likewise.
2487 (vcvtq_n_f64_u64): Likewise.
2488 (vcvtq_n_s32_f32): Likewise.
2489 (vcvtq_n_s64_f64): Likewise.
2490 (vcvtq_n_u32_f32): Likewise.
2491 (vcvtq_n_u64_f64): Likewise.
2492 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2493 (VSDQ_SDI): Likewise.
2494 (fcvt_target): Support V4DI, V4SI and V2SI.
2495 (FCVT_TARGET): Likewise.
2497 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2499 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2500 (TYPES_BINOP_SUS): Likewise.
2501 (aarch64_simd_builtin_data): Update include file name.
2502 (aarch64_builtins): Likewise.
2503 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2504 for conversion between scalar float-point and fixed-point.
2508 * config/aarch64/aarch64.md
2509 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2510 pattern for conversion between scalar float to fixed-pointer.
2511 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2512 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2513 (UNSPEC_FCVTZU): Likewise.
2514 (UNSPEC_SCVTF): Likewise.
2515 (UNSPEC_UCVTF): Likewise.
2516 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2518 (vcvtd_n_f64_u64): Likewise.
2519 (vcvtd_n_s64_f64): Likewise.
2520 (vcvtd_n_u64_f64): Likewise.
2521 (vcvtd_n_f32_s32): Likewise.
2522 (vcvts_n_f32_u32): Likewise.
2523 (vcvtd_n_s32_f32): Likewise.
2524 (vcvts_n_u32_f32): Likewise.
2525 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2527 (FCVT_TARGET): Likewise.
2528 (FCVT_FIXED2F): New iterator.
2529 (FCVT_F2FIXED): Likewise.
2530 (fcvt_fixed_insn): New define_int_attr.
2532 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2534 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2535 some statements was removed.
2537 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2539 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2540 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2541 (vect_can_advance_ivs_p): likewise.
2542 (vect_update_ivs_after_vectorizer): likewise.
2543 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2544 (vect_analyze_scalar_cycles_1): likewise.
2545 (vect_analyze_loop_operations): likewise.
2546 (report_vect_op): likewise.
2547 (vect_is_slp_reduction): likewise.
2548 (vect_is_simple_reduction): likewise.
2549 (get_initial_def_for_induction): likewise.
2550 (vect_transform_loop): likewise.
2551 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2552 (vect_recog_sad_pattern): likewise.
2553 (vect_recog_widen_sum_pattern): likewise.
2554 (vect_recog_widening_pattern): likewise.
2555 (vect_recog_divmod_pattern): likewise.
2556 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2557 (vect_analyze_slp_instance): likewise.
2558 (vect_transform_slp_perm_load): likewise.
2559 (vect_schedule_slp_instance): likewise.
2561 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2563 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2564 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2565 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2566 (PRED_LOOP_BRANCH): Document predictor as broken.
2567 (PRED_LOOP_EXIT): Change hitrate 91->92.
2568 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2569 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2570 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2571 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2572 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2573 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2574 (PRED_CALL): Chane hitrate 71->67.
2575 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2576 (PRED_GOTO): Document as unused right now.
2577 (PRED_CONST_RETURN): Change hitrate 67->69
2578 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2579 (PRED_NULL_RETURN): Change hitrate 91->90.
2580 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2581 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2582 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2584 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2586 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2587 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2588 special case Altivec builtin.
2589 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2590 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2591 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2592 code for ALTIVEC_BUILTIN_VEC_MUL.
2593 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2594 for __builtin_vec_mul.
2596 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2598 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2601 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2603 * spellcheck.c (selftest::test_find_closest_string): New function.
2604 (spellcheck_c_tests): Call the above.
2606 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2608 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2610 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2612 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2613 Yv=Yv,C alternatives.
2615 2016-06-07 Richard Biener <rguenther@suse.de>
2618 * common.opt (ffast-math): Make Optimization.
2620 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2621 Prachi Godbole <prachi.godbole@imgtec.com>
2623 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2624 `fabs' and `fneg' type attributes.
2625 (p5600_fpu_fabs): Add `fmove' to the comment.
2627 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2629 * gimple.c: Include builtins.h
2630 (gimple_inexpensive_call_p): New function.
2631 * gimple.h (gimple_inexpensive_call_p): Declare.
2632 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2633 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2636 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2638 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2639 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2640 warning_at_rich_loc, warning_n, pedwarn, permerror,
2641 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2642 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2645 2016-06-07 Richard Biener <rguenther@suse.de>
2647 PR tree-optimization/71428
2648 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2649 BIT_FIELD_REF op vs. load.
2651 2016-06-07 Richard Biener <rguenther@suse.de>
2654 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2657 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2659 * config/pa/pa.md (call): Generate indirect long calls to non-local
2660 functions on TARGET_64BIT.
2661 (call_value): Likewise.
2663 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2665 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2666 pattern and subsequent splitters.
2667 (call_val_reg_64bit_post_reload): Likewise.
2669 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2672 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2673 propagate_op_to_single_use.
2675 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2678 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2680 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2682 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2683 (enum x86_dirflag_state): New enum.
2684 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2685 (machine_function): Remove needs_cld.
2686 (ix86_current_function_needs_cld): Remove.
2687 * config/i386/i386.c (ix86_set_func_type): Set
2688 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2689 (ix86_expand_prologue): Do not emit CLD here.
2690 (ix86_dirflag_mode_needed): New function.
2691 (ix86_dirflag_mode_entry): Ditto.
2692 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2693 (ix86_mode_after): Ditto.
2694 (ix86_mode_entry): Ditto.
2695 (ix86_mode_exit): Ditto.
2696 (ix86_emit_mode_set): Ditto.
2697 * config/i386/i386.md (strmov_singleop): Set
2698 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2699 Do not set ix86_current_function_needs_cld.
2701 (strset_singleop): Ditto.
2703 (cmpstrnqi_nz_1): Ditto.
2704 (cmpstrnqi_1): Ditto.
2705 (strlenqi_1): Ditto.
2707 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2709 PR tree-optimization/71259
2710 * tree-vect-slp.c (vect_get_constant_vectors): For
2711 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2712 one for constant op, and use COND_EXPR for non-constant.
2714 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2716 * Makefile.in (OBJS): Add function-tests.o,
2717 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2718 selftest-run-tests.o.
2719 (OBJS-libcommon): Add selftest.o.
2720 (OBJS-libcommon-target): Add selftest.o.
2721 (all.internal): Add "selftest".
2722 (all.cross): Likewise.
2723 (selftest): New phony target.
2724 (s-selftest): New target.
2725 (selftest-gdb): New phony target.
2726 (COLLECT2_OBJS): Add selftest.o.
2727 * bitmap.c: Include "selftest.h".
2728 (selftest::test_gc_alloc): New function.
2729 (selftest::test_set_range): New function.
2730 (selftest::test_clear_bit_in_middle): New function.
2731 (selftest::test_copying): New function.
2732 (selftest::test_bitmap_single_bit_set_p): New function.
2733 (selftest::bitmap_c_tests): New function.
2734 * common.opt (fself-test): New.
2735 * diagnostic-show-locus.c: Include "selftest.h".
2736 (make_range): New function.
2737 (test_range_contains_point_for_single_point): New function.
2738 (test_range_contains_point_for_single_line): New function.
2739 (test_range_contains_point_for_multiple_lines): New function.
2740 (assert_eq): New function.
2741 (test_get_line_width_without_trailing_whitespace): New function.
2742 (selftest::diagnostic_show_locus_c_tests): New function.
2743 * et-forest.c: Include "selftest.h".
2744 (selftest::test_single_node): New function.
2745 (selftest::test_simple_tree): New function.
2746 (selftest::test_disconnected_nodes): New function.
2747 (selftest::et_forest_c_tests): New function.
2748 * fold-const.c: Include "selftest.h".
2749 (selftest::assert_binop_folds_to_const): New function.
2750 (selftest::assert_binop_folds_to_nonlvalue): New function.
2751 (selftest::test_arithmetic_folding): New function.
2752 (selftest::fold_const_c_tests): New function.
2753 * function-tests.c: New file.
2754 * gimple.c: Include "selftest.h".
2755 Include "gimple-pretty-print.h".
2756 (selftest::verify_gimple_pp): New function.
2757 (selftest::test_assign_single): New function.
2758 (selftest::test_assign_binop): New function.
2759 (selftest::test_nop_stmt): New function.
2760 (selftest::test_return_stmt): New function.
2761 (selftest::test_return_without_value): New function.
2762 (selftest::gimple_c_tests): New function.
2763 * hash-map-tests.c: New file.
2764 * hash-set-tests.c: New file.
2765 * input.c: Include "selftest.h".
2766 (selftest::assert_loceq): New function.
2767 (selftest::test_accessing_ordinary_linemaps): New function.
2768 (selftest::test_unknown_location): New function.
2769 (selftest::test_builtins): New function.
2770 (selftest::test_reading_source_line): New function.
2771 (selftest::input_c_tests): New function.
2772 * rtl-tests.c: New file.
2773 * selftest-run-tests.c: New file.
2774 * selftest.c: New file.
2775 * selftest.h: New file.
2776 * spellcheck.c: Include "selftest.h".
2777 (selftest::levenshtein_distance_unit_test_oneway): New function,
2778 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2779 (selftest::levenshtein_distance_unit_test): Likewise.
2780 (selftest::spellcheck_c_tests): Likewise.
2781 * toplev.c: Include selftest.h.
2782 (toplev::run_self_tests): New.
2783 (toplev::main): Handle -fself-test.
2784 * toplev.h (toplev::run_self_tests): New.
2785 * tree.c: Include "selftest.h".
2786 (selftest::test_integer_constants): New function.
2787 (selftest::test_identifiers): New function.
2788 (selftest::test_labels): New function.
2789 (selftest::tree_c_tests): New function.
2790 * tree-cfg.c: Include "selftest.h".
2791 (selftest::push_fndecl): New function.
2792 (selftest::test_linear_chain): New function.
2793 (selftest::test_diamond): New function.
2794 (selftest::test_fully_connected): New function.
2795 (selftest::tree_cfg_c_tests): New function.
2796 * vec.c: Include "selftest.h".
2797 (selftest::safe_push_range): New function.
2798 (selftest::test_quick_push): New function.
2799 (selftest::test_safe_push): New function.
2800 (selftest::test_truncate): New function.
2801 (selftest::test_safe_grow_cleared): New function.
2802 (selftest::test_pop): New function.
2803 (selftest::test_safe_insert): New function.
2804 (selftest::test_ordered_remove): New function.
2805 (selftest::test_unordered_remove): New function.
2806 (selftest::test_block_remove): New function.
2807 (selftest::reverse_cmp): New function.
2808 (selftest::test_qsort): New function.
2809 (selftest::vec_c_tests): New function.c.
2810 * wide-int.cc: Include selftest.h and wide-int-print.h.
2811 (selftest::from_int <wide_int>): New function.
2812 (selftest::from_int <offset_int>): New function.
2813 (selftest::from_int <widest_int>): New function.
2814 (selftest::assert_deceq): New function.
2815 (selftest::assert_hexeq): New function.
2816 (selftest::test_printing <VALUE_TYPE>): New function template.
2817 (selftest::test_ops <VALUE_TYPE>): New function template.
2818 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2819 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2821 (selftest::wide_int_cc_tests): New function.
2823 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2826 * ifcvt.c (noce_try_ifelse_collapse): New function.
2828 (noce_process_if_block): Call noce_try_ifelse_collapse.
2829 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2830 (simplify_ternary_operation): Use the above to simplify
2831 conditional CLZ/CTZ expressions.
2833 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2836 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2837 define_insn_and_split.
2839 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2842 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2844 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2847 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2848 Implicitly clobber memory for basic asm with non-empty assembler
2849 string. Use targetm.md_asm_adjust also here.
2850 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2851 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2852 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2853 non-empty assembler string.
2854 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2855 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2856 (decode_asm_operands): Handle basic asm in PARALLEL block.
2857 (extract_insn): Handle basic asm in PARALLEL block.
2858 * doc/extend.texi: Mention new behavior of basic asm.
2859 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2860 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2861 branch_needs_nop_p): Use asm_noperands.
2863 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2865 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2866 Include the M7 SPARC DFA scheduler.
2867 New attribute v3pipe.
2868 Annotate insns with v3pipe where appropriate.
2869 Define cpu_feature vis4.
2870 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2871 Add (V8QI "8") to vbits.
2872 Add insns {add,sub}v8qi3
2873 Add insns ss{add,sub}v8qi3
2874 Add insns us{add,sub}{v8qi,v4hi}3
2875 Add insns {min,max}{v8qi,v4hi,v2si}3
2876 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2877 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2878 * config/sparc/niagara4.md: Add a comment explaining the
2879 discrepancy between the documented latenty numbers and the
2881 * config/sparc/niagara7.md: New file.
2882 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2883 supports SPARC5 and VIS 4.0 instructions.
2884 * configure: Regenerate.
2885 * config.in: Likewise.
2886 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2887 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2888 TARGET_CPU_niagara7.
2889 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2890 (CPP_CPU_SPEC): Handle niagara7.
2891 (ASM_CPU_SPEC): Likewise.
2892 * config/sparc/sparc-opts.h (processor_type): Add
2894 (mvis4): New option.
2895 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2896 (AS_NIAGARA7_FLAG): Define.
2897 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2898 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2899 (CPP_CPU_SPEC): Handle niagara7.
2900 (ASM_CPU_SPEC): Likewise.
2901 * config/sparc/sparc.c (niagara7_costs): Define.
2902 (sparc_option_override): Handle niagara7 and adjust cache-related
2903 parameters with better values for niagara cpus. Also support VIS4.
2904 (sparc32_initialize_trampoline): Likewise.
2905 (sparc_use_sched_lookahead): Likewise.
2906 (sparc_issue_rate): Likewise.
2907 (sparc_register_move_cost): Likewise.
2908 (dump_target_flag_bits): Support VIS4.
2909 (sparc_vis_init_builtins): Likewise.
2910 (sparc_builtins): Likewise.
2911 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2913 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2915 * config/sparc/sparc.opt (sparc_processor_type): New value
2917 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2919 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2921 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2924 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2926 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2928 2016-06-06 Richard Biener <rguenther@suse.de>
2930 PR tree-optimization/71398
2931 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2934 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2936 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2937 ft32_expand_prolog, ft32_expand_epilogue):
2938 Handle pretend_args.
2939 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2940 * config/ft32/ft32.md: Add pretend_returner.
2942 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2946 Copy op1 RTX to avoid invalid sharing.
2947 (ix86_expand_vector_move_misalign): Ditto.
2949 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2951 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2954 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2956 * predict.c (predicted_by_loop_heuristics_p): New function.
2957 (predict_iv_comparison): Use it.
2958 (predict_loops): Walk from innermost loops; do not predict edges
2959 leaving multiple loops multiple times; implement
2960 PRED_LOOP_ITERATIONS_MAX heuristics.
2961 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2963 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2965 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2966 only edges out of BB are EH edges.
2968 2016-06-04 Martin Sebor <msebor@redhat.com>
2969 Marcin Baczyński <marbacz@gmail.com>
2972 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2973 a void expression in a void function.
2975 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2977 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2978 aux; dump reasons of decisions.
2979 (should_duplicate_loop_header_p): Likewise.
2980 (do_while_loop_p): Likewise.
2981 (ch_base::copy_headers): Dump asi num insns duplicated.
2983 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2985 PR tree-optimization/71405
2986 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2987 incompatible type, build a new clobber with the right type instead
2988 of building a VIEW_CONVERT_EXPR around it.
2990 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2992 PR tree-optimization/52171
2993 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2994 by_pieces_ninsns instead of move_by_pieces_ninsns.
2996 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2998 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2999 for reg+reg addressing mode.
3001 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3003 * rs6000-c.c (c/c-tree.h): Add #include.
3004 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3005 in C++ when found in the base position of vec_ld or vec_st.
3007 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3009 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3010 use of profile unless profile status is PROFILE_READ.
3011 * profile.c (compute_branch_probabilities): Set profile status
3012 only after reporting predictor hitrates.
3014 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3018 * common.opt (ffp-int-builtin-inexact): New option.
3019 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3020 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3021 (ceil@var{m}2): Document dependence on this option.
3022 * ipa-inline-transform.c (inline_call): Handle
3023 flag_fp_int_builtin_inexact.
3024 * ipa-inline.c (can_inline_edge_p): Likewise.
3025 * config/i386/i386.md (rintxf2): Do not test
3026 flag_unsafe_math_optimizations.
3027 (rint<mode>2_frndint): New define_insn.
3028 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3029 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3030 for 387 instead of extending and truncating.
3031 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3032 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3033 Change to frndint<mode>2_<rounding>.
3034 (frndintxf2_<rounding>_i387): Likewise. Change to
3035 frndint<mode>2_<rounding>_i387.
3036 (<rounding_insn>xf2): Likewise.
3037 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3038 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3039 x87. Test TARGET_ROUND || !flag_trapping_math ||
3040 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3041 SSE. Use ROUND_NO_EXC in constant operand of
3042 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3043 for 387 instead of extending and truncating.
3045 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3046 Julia Koval <julia.koval@intel.com>
3058 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3059 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3060 all registers, except for function return registers if there are
3061 no caller-saved registers.
3062 (ix86_set_func_type): New function.
3063 (ix86_set_current_function): Call ix86_set_func_type to set
3064 no_caller_saved_registers and func_type. Call reinit_regs if
3065 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3066 nor x87 instructions in interrupt handler nor function with
3067 no_caller_saved_registers attribute.
3068 (ix86_function_ok_for_sibcall): Return false if there are no
3069 caller-saved registers.
3070 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3072 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3073 (ix86_function_arg): Return special arguments in interrupt handler.
3074 (ix86_promote_function_mode): Promote pointer to word_mode only
3075 for normal functions.
3076 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3078 (ix86_epilogue_uses): New function.
3079 (ix86_hard_regno_scratch_ok): Likewise.
3080 (ix86_save_reg): Preserve all registers in interrupt handler
3081 after reload. Preserve all registers, except for function return
3082 registers, if there are no caller-saved registers after reload.
3083 (find_drap_reg): Always use callee-saved register if there are
3084 no caller-saved registers.
3085 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3086 for interrupt handler.
3087 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3088 Emit cld instruction if stringops are used in interrupt handler
3089 or interrupt handler isn't a leaf function.
3090 (ix86_expand_epilogue): Generate interrupt return for interrupt
3091 handler and pop the 'ERROR_CODE' off the stack before interrupt
3092 return in exception handler.
3093 (ix86_expand_call): Disallow calling interrupt handler directly.
3094 If there are no caller-saved registers, mark all registers that
3095 are clobbered by the call which returns as clobbered.
3096 (ix86_handle_no_caller_saved_registers_attribute): New function.
3097 (ix86_handle_interrupt_attribute): Likewise.
3098 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3100 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3101 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3102 accumulation in interrupt function if stack may be realigned to
3104 (EPILOGUE_USES): New.
3105 (function_type): New enum.
3106 (machine_function): Add func_type and no_caller_saved_registers.
3107 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3108 (interrupt_return): New pattern.
3109 * doc/extend.texi: Document x86 interrupt and
3110 no_caller_saved_registers attributes.
3112 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3114 PR tree-optimization/52171
3115 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3116 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3117 Look for constant strings. Move some code to emit_block_cmp_hints
3119 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3120 * defaults.h (COMPARE_MAX_PIECES): New macro.
3121 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3122 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3123 (clear_by_pieces_1): Don't declare. Move definition before use.
3124 (can_do_by_pieces): New static function.
3125 (can_move_by_pieces): Use it. Return bool.
3126 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3127 OP. All callers changed. Handle COMPARE_BY_PIECES.
3128 (class pieces_addr); New.
3129 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3130 pieces_addr::adjust, pieces_addr::increment_address,
3131 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3133 (class op_by_pieces_d): New.
3134 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3136 (class move_by_pieces_d, class compare_by_pieces_d,
3137 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3138 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3139 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3140 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3141 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3142 compare_by_pieces_d::finish_mode): New member functions.
3143 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3145 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3146 (emit_block_cmp_hints): New function.
3147 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3148 use the newly defined classes.
3149 * expr.h (by_pieces_constfn): New typedef.
3150 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3151 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3152 (move_by_pieces_ninsns): Don't declare.
3153 (can_move_by_pieces): Change return value to bool.
3154 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3155 (compare_by_pieces_branch_ratio): New hook.
3156 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3157 (by_pieces_ninsns): Declare.
3158 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3160 (default_compare_by_pieces_branch_ratio): New function.
3161 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3162 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3163 * doc/tm.texi: Regenerate.
3164 * tree-ssa-strlen.c: Include "builtins.h".
3165 (handle_builtin_memcmp): New static function.
3166 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3167 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3169 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3171 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3172 relevant stmts which are simple and invariant.
3173 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3174 instead of simple and invariant
3176 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3178 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3179 (vectorizable_reduction): Check for new relevant state.
3180 (vectorizable_live_operation): vectorize live stmts using
3181 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3182 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3183 (vect_stmt_relevant_p): Check for stmts which are only used live.
3184 (process_use): Use of a stmt does not inherit it's live value.
3185 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3186 (vect_analyze_stmt): Check for new relevant state.
3187 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3188 outside the loop, but not inside it.
3190 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3192 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3193 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3194 (vect_get_vec_def_for_operand): Split out code.
3196 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3198 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3200 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3202 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3204 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3206 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3208 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3211 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3212 to noreturn e->callee->decl that has void return type and void
3213 arguments, adjust gimple_call_fntype and remove lhs even if it had
3214 previously addressable type.
3216 2016-06-02 Jeff Law <law@redhat.com>
3218 PR tree-optimization/71328
3219 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3220 error when checking for a jump back onto the copied path.
3222 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3224 * config/microblaze/microblaze.c (get_branch_target): Add return
3225 NULL_RTX for the non-CALL_P case.
3226 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3227 (insert_wic): Remove unused local "j".
3229 2016-06-02 Martin Liska <mliska@suse.cz>
3231 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3233 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3234 Julia Koval <julia.koval@intel.com>
3236 * function.c (assign_parm_setup_stack): Force source into a
3238 * target.def (function_incoming_arg): Update documentation to
3239 allow arbitrary address computation based on hard register.
3240 * doc/tm.texi: Regenerated.
3242 2016-06-02 Martin Liska <mliska@suse.cz>
3244 * predict.c (combine_predictions_for_bb): Fix first match in
3245 cases where a first predictor contains more than one occurence
3246 in list of predictors. Take the best value in such case.
3248 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3250 PR rtl-optimization/71295
3251 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3252 offset would go over the size of the inner mode reject it.
3254 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3256 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3257 x=x,x and v=v,m instead of x=x,m.
3259 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3260 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3261 alternative to v=rm,C.
3263 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3264 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3265 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3266 instead of vex for the last two above mentioned alternatives.
3268 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3271 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3273 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3275 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3277 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3279 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3280 from int to unsigned.
3282 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3284 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3285 alternatives, eliminating preferred register class. Add support
3286 for the MTVSRDD instruction in ISA 3.0.
3287 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3288 reg_or_indexed_operand.
3289 (vsx_splat_v4sf_internal): Likewise.
3291 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3294 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3295 for loading up all 0's or all 1's.
3297 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3299 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3301 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3303 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3305 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3306 * gcc.c (set_source_date_epoch_envvar): New function, sets
3307 the SOURCE_DATE_EPOCH environment variable to the current time.
3309 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3311 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3312 the factor for live Phi nodes.
3314 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3316 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3317 * tree-parloops.c (parallelize_loops): likewise.
3318 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3319 tree_unswitch_outer_loop): likewise.
3321 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3324 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3325 around creation of the temporary.
3327 2016-06-01 Richard Biener <rguenther@suse.de>
3329 PR tree-optimization/71366
3330 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3331 (unloop_loops): Move removing edges here ...
3332 (try_unroll_loop_completely): ... from here.
3333 (try_peel_loop): ... and here.
3334 (tree_unroll_loops_completely_1): Track parent loops via
3335 bitmap of header BBs.
3336 (tree_unroll_loops_completely): Adjust for that.
3338 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3340 * config/rs6000/altivec.h (vec_slv): New macro.
3341 (vec_srv): New macro.
3342 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3343 (UNSPEC_VSRV): New value.
3346 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3347 (vsrv): New builtin definition.
3348 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3349 define argument types for new builtin.
3350 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3352 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3355 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3356 Jocelyn Mayer <l_indien@magic.fr>
3359 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3360 detect processor family for signature_CENTAUR_ebx.
3361 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3362 signature_CENTAUR_ebx.
3363 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3364 <default>: Pass x86-64 for has_longmode.
3366 2016-06-01 Nathan Sidwell <nathan@acm.org>
3368 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3371 2016-06-01 Richard Biener <rguenther@suse.de>
3373 PR tree-optimization/71261
3374 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3375 of stmts successfully put in the bool pattern. Remove
3376 single-use restriction.
3377 (adjust_bool_pattern_cast): Add cast at the use site via the
3378 pattern def sequence.
3379 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3380 of patterned defs. Use the pattern def seqence instead of
3381 multiple independent patterns.
3382 (sort_after_uid): New qsort compare function.
3383 (adjust_bool_stmts): New function to process stmts in the bool
3384 pattern in IL order.
3385 (vect_recog_bool_pattern): Adjust.
3386 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3387 (ifcvt_walk_pattern_tree): Likewise.
3388 (stmt_is_root_of_bool_pattern): Likewise.
3389 (ifcvt_repair_bool_pattern): Likewise.
3390 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3392 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3394 * loop-unroll.c (decide_unroll_constant_iterations,
3395 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3396 likely upper bounds.
3397 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3399 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3401 * tree-core.h (enum omp_clause_code): Remove
3402 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3404 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3406 * config/arm/sync.md (arm_store_exclusive<mode>):
3407 Use 'H' output modifier on operands[2] rather than creating a new
3408 entry in out-of-bounds memory of the operands array.
3409 (arm_store_release_exclusivedi): Likewise.
3411 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3413 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3414 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3415 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3416 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3418 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3421 into account live statements for mask producers.
3423 2016-06-01 Richard Biener <rguenther@suse.de>
3425 PR tree-optimization/71311
3426 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3427 restrict to non-INTEGER_CST @0.
3429 2016-06-01 Richard Biener <rguenther@suse.de>
3431 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3432 (relational patterns): Use :c to avoid pattern duplications.
3434 2016-06-01 Richard Biener <rguenther@suse.de>
3436 * genmatch.c (comparison_code_p): New predicate.
3437 (swap_tree_comparison): New function.
3438 (commutate): Add for_vec parameter to append new for entries.
3439 Support commutating relational operators by swapping it alongside
3441 (lower_commutative): Adjust.
3442 (dt_simplify::gen): Do not pass artificial operators to gen
3444 (decision_tree::gen): Do not add artificial operators as parameters.
3445 (parser::parse_expr): Verify operator commutativity when :c is
3446 applied. Allow :C to override this.
3447 * match.pd: Adjust patterns to use :C instead of :c where required.
3449 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3451 PR tree-optimization/71077
3452 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3453 the combining step, use boolean_false_node and boolean_true_node
3454 as the designated false/true return values.
3456 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3458 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3459 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3460 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3463 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3465 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3466 of flags impliying the register renaming.
3467 * toplev.c (process_options): Do not imply flag_rename_registers with
3470 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3472 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3473 default implementation.
3475 2016-05-31 Nathan Sidwell <nathan@acm.org>
3477 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3479 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3481 * config/sh/constraints.md (b): Remove constraint.
3482 * config/sh/predicates.md (arith_reg_operand): Remove
3484 * config/sh/sh-modes.def (PDI): Remove.
3485 * config/sh/sh.c (sh_target_reg_class,
3486 sh_optimize_target_register_callee_saved): Remove functions.
3487 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3488 (sh_expand_epilogue): Update comment.
3489 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3490 sh_secondary_reload): Remove TARGET_REGS related code.
3491 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3492 TARGET_REGISTER_P): Remove macros.
3493 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3494 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3495 TR1_REG, TR2_REG): Remove constants.
3496 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3498 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3500 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3501 define_expand patterns.
3502 (adddi3_compact): Rename to adddi3.
3503 (subdi3_compact): Rename to subdi3.
3504 (*negdi2): Rename to negdi2.
3505 (*abs<mode>2): Rename to abs<mode>2.
3507 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3509 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3510 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3511 (atomic_sub_fetchsi): ... this new pattern.
3512 (mvtc): Add CC_REG clobber.
3514 2016-05-31 Marek Polacek <polacek@redhat.com>
3516 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3518 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3520 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3521 aarch64_fusion_enabled_p to check for fusion capabilities.
3523 2016-05-31 Richard Biener <rguenther@suse.de>
3525 PR tree-optimization/71352
3526 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3527 minus one and a negate.
3529 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3531 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3532 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3534 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3535 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3536 Remove use of aarch64_simd_attr_length_move, set length attribute
3538 (*aarch64_be_movoi): Likewise.
3539 (*aarch64_be_movci): Likewise.
3540 (*aarch64_be_movxi): Likewise.
3542 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3544 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3545 It no longer does that.
3546 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3548 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3550 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3551 attribute __unused__.
3553 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3555 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3556 * config/arm/arm.c (arm_arch_thumb1): Define.
3557 (arm_option_override): Initialize arm_arch_thumb1.
3558 * config/arm/arm.h (arm_arch_thumb1): Declare.
3559 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3560 support Thumb-1 ISA.
3562 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3565 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3566 `Yv' for scalar operand.
3568 2016-05-31 Tom de Vries <tom@codesourcery.com>
3570 PR tree-optimization/69068
3571 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3572 phis with more than two args.
3574 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3576 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3577 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3580 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3582 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3584 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3586 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3587 cpu_32, cpu_64, tune_32 and tune_64.
3588 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3590 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3594 2016-05-30 Andi Kleen <ak@linux.intel.com>
3596 * auto-profile.c (read_profile): Replace asserts with errors
3597 when file does not exist.
3598 * gcov-io.c (gcov_read_words): Dito.
3600 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3602 * tree-cfg.c (print_loop): Print likely upper bounds.
3604 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3606 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3607 * opts.c (default_options): Enable peel loops at -O3.
3608 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3609 (try_peel_loop): Do not re-peel already peeled loops;
3610 use likely upper bounds; fix profile updating.
3611 (pass_complete_unroll::execute): Initialize peeled_loops.
3613 2016-05-30 Martin Liska <mliska@suse.cz>
3615 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3616 computed costs by frequency of BB they belong to.
3617 (get_scaled_computation_cost_at): New function.
3619 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3620 Marc Glisse <marc.glisse@inria.fr>
3622 PR tree-optimization/71289
3623 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3625 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3627 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3629 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3631 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3632 for peeled copies; avoid underflow when updating estimates; correctly
3635 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3637 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3638 r236875. Corrected oe3 to oe2 as obvious.
3640 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3644 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3645 that inserted stmt will not dominate stmts that defines its operand.
3646 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3647 (rewrite_expr_tree_parallel): Likewise.
3649 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3652 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3653 all fields including stmt_to_insert are swapped.
3655 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3657 * predict.h (force_edge_cold): Declare.
3658 * predict.c (force_edge_cold): New function.
3659 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3661 (canonicalize_loop_induction_variables): Fix formating.
3663 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3665 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3666 (visium_expand_copysign): Use gen_int_mode directly.
3667 (visium_compute_frame_size): Minor tweaks.
3669 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3671 * tree-vect-loop.c (vect_analyze_loop_2): Use
3672 likely_max_stmt_executions_int.
3674 2016-05-30 Tom de Vries <tom@codesourcery.com>
3676 PR tree-optimization/69067
3677 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3679 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3682 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3683 New peepholes to remove unneeded fild/fistp pairs.
3684 (define_peephole2 atomic_loaddi_fpu): Ditto.
3686 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3688 * predict.c (maybe_hot_frequency_p): Avoid division.
3690 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3692 * doc/install.texi: Use https for shop.fsf.org.
3694 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3696 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3697 likely_max_stmt_executions_int.
3699 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3701 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3702 likely_max_stmt_executions_int.
3704 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3706 * profile.c (compute_branch_probabilities): Do not report hitrates
3708 (branch_prob): Report hitrates here.
3709 * predict.c (gimple_predict_edge): Do not assert profile status;
3710 fix formatting issues.
3712 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3714 * predict.c (edge_predicted_by_p): New function.
3715 (predict_paths_for_bb): Do not put multiple predictions of the same type
3718 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3720 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3723 2016-05-28 Alan Modra <amodra@gmail.com>
3725 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3727 2016-05-28 Alan Modra <amodra@gmail.com>
3729 PR rtl-optimization/71275
3730 * ira.c (ira): Free dominance info.
3732 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3734 * doc/sourcebuild.texi: New address for upstream Go repository.
3736 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3738 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3739 (TARGET_ARM_V7M): Likewise.
3741 2016-05-26 Jeff Law <law@redhat.com>
3743 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3744 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3745 * passes.def: Add jump threading passes before DOM/VRP.
3746 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3747 argument to a basic block from an edge. Remove tests which are
3749 (pass_data_thread_jumps, class pass_thread_jumps): New.
3750 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3751 (make_pass_thread_jumps): Likewise.
3752 * tree-pass.h (make_pass_thread_jumps): Declare.
3754 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3756 * config/visium/visium-protos.h (split_double_move): Rename into...
3757 (visium_split_double_move): ...this.
3758 (visium_split_double_add): Declare.
3759 * config/visium/visium.c (split_double_move): Rename into...
3760 (visium_split_double_move): ...this.
3761 (visium_split_double_add): New function.
3762 (visium_expand_copysign): Renumber operands for consistency.
3763 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3764 (DFmode move splitter): Likewise.
3765 (*addi3_insn): Split by means of visium_split_double_add.
3766 (*adddi3_insn_flags): Delete.
3767 (*plus_plus_sltu<subst_arith>): New insn.
3768 (*subdi3_insn): Split by means of visium_split_double_add.
3769 (subdi3_insn_flags): Delete.
3770 (*minus_minus_sltu<subst_arith>): New insn.
3771 (*negdi2_insn): Split by means of visium_split_double_add.
3772 (*negdi2_insn_flags): Delete.
3774 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3776 * configure.ac: Treat a --with-headers option without argument
3777 the same as the default (i.e. consult sys-include directory).
3778 * configure: Regenerate.
3780 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3782 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3783 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3785 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3786 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3788 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3791 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3792 tree-stdarg analysis results.
3793 (aarch64_setup_incoming_varargs): Likewise.
3795 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3797 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3798 va_list_gpr_counter_field and va_list_fpr_counter_field.
3800 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3803 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3804 * config/aarch64/aarch64.c
3805 (aarch64_cannot_change_mode_class): Remove function.
3806 * config/aarch64/aarch64-protos.h
3807 (aarch64_cannot_change_mode_class): Remove.
3809 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3811 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3812 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3813 get_likely_max_loop_iterations_int): New.
3814 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3815 any_likely_upper_bound.
3816 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3818 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3819 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3821 (unroll_loop_constant_iterations): Likewise.
3822 (unroll_loop_runtime_iterations): Likewise.
3823 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3824 * lto-streamer-out.c (output_cfg): Likewise.
3825 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3827 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3828 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3829 (likely_max_loop_iterations): New.
3830 (likely_max_loop_iterations_int): New.
3831 (likely_max_stmt_executions): New.
3832 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3833 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3834 likely_max_stmt_executions): Declare.
3836 2016-05-27 Marek Polacek <polacek@redhat.com>
3839 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3841 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3843 * config/s390/s390.md (2x risbg splitters): Use
3844 reg_overlap_mentioned_p instead of rtx_equal_p.
3846 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3848 * combine.c (make_compound_operation): Take known zero bits into
3849 account when checking for possible zero_extend.
3851 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3853 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3854 Use const_int_operand for operand 2 predicate. Simplify expand code
3857 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3860 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3863 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3865 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3866 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3867 that returns CC_SESWPmode and CC_ZESWPmode.
3868 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3870 (aarch64_rtx_costs): Likewise.
3872 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3874 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3875 for ISA 3.0 min/max support.
3876 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3877 conditional move support.
3878 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3879 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3881 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3882 conditional moves where the comparison type is different from move
3884 (fp_minmax): New code iterator for smin/smax.
3885 (minmax): New code attributes for min/max.
3886 (SMINMAX): Likewise.
3887 (smax<mode>3): Combine min, max insns into one insn using the
3888 fp_minmax code iterator. Add support for ISA 3.0 min/max
3889 instructions that don't need -ffast-math.
3890 (s<minmax><mode>3): Likewise.
3891 (smax<mode>3_vsx): Likewise.
3892 (smin<mode>3): Likewise.
3893 (s<minmax><mode>3_vsx): Likewise.
3894 (smin<mode>3_vsx): Likewise.
3895 (pre-VSX min/max splitters): Likewise.
3896 (s<minmax><mode>3_fpr): Likewise.
3897 (movsfcc): Rewrite floating point conditional moves to combine
3898 SFmode/DFmode into a single insn.
3899 (mov<mode>cc): Likewise.
3900 (movdfcc): Likewise.
3901 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3902 SFDF2 iterators to handle all combinations.
3903 (fseldfsf4): Likewise.
3904 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3905 (fseldfdf4): Likewise.
3906 (fselsfdf4): Likewise.
3907 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3908 comparison instructions that set a 0/-1 mask, and use it for
3909 floating point conditional move via XXSEL.
3910 (fpmask<mode>): Likewise.
3911 (xxsel<mode>): Likewise.
3912 * config/rs6000/predicates.md (min_max_operator): Delete, no
3914 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3915 instructions that generate a 0/-1 mask for use with XXSEL.
3916 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3917 say whether floating point min/max is available, either through
3918 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3919 (TARGET_MINMAX_DF): Likewise.
3921 2016-05-27 Alan Modra <amodra@gmail.com>
3923 PR rtl-optimization/71275
3924 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3925 for update_equiv_regs and combine_and_move_insns.
3927 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3930 if_then_else or cond RTXes to calculate attribute value.
3931 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3932 <attr "length_immediate>: Ditto.
3933 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3934 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3935 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3936 <attr "type">: Ditto.
3937 <attr "prefix_data16">: Ditto.
3938 <attr "prefix_extra">: Ditto.
3939 <attr "length_immediate">: Ditto.
3940 <attr "prefix">: Ditto.
3941 (vec_set<mode>_0) <attr "isa">: Ditto.
3942 <attr "prefix_extra">: Ditto.
3943 <attr "length_immediate">: Ditto.
3944 <attr "prefix">: Ditto.
3945 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3946 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3947 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3948 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3949 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3950 <attr "length_immediate">: Ditto.
3951 <attr "prefix">: Ditto.
3952 (sse2_movsd) <attr "length_immediate">: Ditto.
3953 <attr "prefix">: Ditto.
3954 (vec_concatv2df) <attr "isa">: Ditto.
3955 <attr "prefix">: Ditto.
3956 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3957 (*vec_extractv2di_1) <attr "isa">: Ditto.
3958 <attr "type">: Ditto.
3959 <attr "length_immediate">: Ditto.
3960 <attr "prefix_rex">: Ditto.
3961 <attr "prefix_extra">: Ditto.
3962 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3963 <attr "prefix_extra">: Ditto.
3964 <attr "length_immediate">: Ditto.
3965 (vec_concatv2di) <attr "isa">: Ditto.
3966 <attr "prefix_extra">: Ditto.
3967 <attr "length_immediate">: Ditto.
3968 <attr "prefix">: Ditto.
3970 2016-05-26 Martin Liska <mliska@suse.cz>
3972 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3974 (operator+): Likewise.
3975 (operator-): Likewise.
3976 (comp_cost::operator+=): Likewise.
3977 (comp_cost::operator-=): Likewise.
3978 (comp_cost::operator/=): Likewise.
3979 (comp_cost::operator*=): Likewise.
3980 (operator<): Likewise.
3981 (operator==): Likewise.
3982 (operator<=): Likewise.
3984 (infinite_cost_p): Likewise.
3985 (add_costs): Likewise.
3986 (sub_costs): Likewise.
3987 (compare_costs): Likewise.
3988 (set_group_iv_cost): Use the newly introduced functions.
3989 (get_address_cost): Likewise.
3990 (get_shiftadd_cost): Likewise.
3991 (force_expr_to_var_cost): Likewise.
3992 (split_address_cost): Likewise.
3993 (ptr_difference_cost): Likewise.
3994 (difference_cost): Likewise.
3995 (get_computation_cost_at): Likewise.
3996 (determine_group_iv_cost_generic): Likewise.
3997 (determine_group_iv_cost_address): Likewise.
3998 (determine_group_iv_cost_cond): Likewise.
3999 (autoinc_possible_for_pair): Likewise.
4000 (determine_group_iv_costs): Likewise.
4001 (cheaper_cost_pair): Likewise.
4002 (iv_ca_recount_cost): Likewise.
4003 (iv_ca_set_no_cp): Likewise.
4004 (iv_ca_set_cp): Likewise.
4005 (iv_ca_cost): Likewise.
4006 (iv_ca_new): Likewise.
4007 (iv_ca_dump): Likewise.
4008 (iv_ca_narrow): Likewise.
4009 (iv_ca_prune): Likewise.
4010 (iv_ca_replace): Likewise.
4011 (try_add_cand_for): Likewise.
4012 (try_improve_iv_set): Likewise.
4013 (find_optimal_iv_set): Likewise.
4015 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4017 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4018 that internal functions will clobber all caller-saved registers.
4020 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4022 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4023 Return a better case_values_threshold when optimizing.
4025 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4027 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4028 Add ? to integer variant.
4029 (aarch64_combinez_be): Likewise.
4031 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4033 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4034 instead of x constraint.
4035 (vcvtps2ph256<mask_name>): Likewise.
4037 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4038 alternative. Formatting fix.
4040 * config/i386/sse.md
4041 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4043 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4044 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4045 maybe_evex prefix instead of vex.
4046 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4047 EXT_REX_SSE_REG_P (op0) case in the splitter.
4049 2016-05-25 Jeff Law <law@redhat.com>
4051 PR tree-optimization/71272
4052 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4053 Update comments. Add test for empty path.
4055 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4057 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4058 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4059 special case builtin.
4060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4061 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4062 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4063 for __builtin_vec_cmpne.
4065 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4067 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4068 redundant test and bail out if the type of the new operand is not
4069 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4071 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4074 (x_ix86_target_flags_explicit): Remove.
4075 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4076 x_ix86_target_flags_explicit.
4077 (ix86_function_specific_restore): Ditto.
4079 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4080 H.J. Lu <hongjiu.lu@intel.com>
4083 * common/config/i386/i386-common.c
4084 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4085 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4086 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4087 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4088 (-mgeneral-regs-only): Add new option.
4089 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4090 x87 instructions if only general registers are allowed.
4091 (ix86_target_string): Add ix86_flags argument. Handle additional
4092 flags options through ix86_flags argument. Update all callers.
4093 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4095 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4097 PR rtl-optimization/66940
4098 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4099 decrementing desired_val will not overflow before performing these
4102 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4104 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4105 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4106 * config/i386/i386.c (enum ix86_builtins): Add
4107 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4108 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4109 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4110 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4111 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4112 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4113 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4114 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4115 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4116 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4117 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4118 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4119 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4120 __builtin_ia32_cvtps2dq512_mask.
4121 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4122 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4123 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4124 * config/i386/sse.md
4125 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4127 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4128 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4130 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4131 (avx512f_vec_pack_sfix_v8df): New define_expand.
4132 (avx512f_roundpd512): Rename to ...
4133 (avx512f_round<castmode>512): ... this. Change iterator.
4134 (avx512f_roundps512_sfix): New define_expand.
4135 (round<mode>2_sfix): Change iterator.
4137 2016-05-25 Nick Clifton <nickc@redhat.com>
4139 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4140 static interrupt handler is detected.
4141 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4142 default linker script.
4143 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4144 the low part of a symbolic pointer.
4146 2016-05-25 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/71261
4149 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4150 interesting stmt instead of immediate uses when looking
4151 for the use operand to replace.
4153 2016-05-25 Martin Liska <mliska@suse.cz>
4155 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4157 2016-05-25 Richard Biener <rguenther@suse.de>
4159 PR tree-optimization/71264
4160 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4163 2016-05-25 Martin Liska <mliska@suse.cz>
4165 PR tree-optimization/71239
4166 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4167 if DECL_SIZE is NULL.
4169 2016-05-25 Richard Biener <rguenther@suse.de>
4171 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4172 * tree-if-conv.c (pass_data_if_conversion): Use it.
4174 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4176 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4177 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4178 * varpool.c (varpool_node::get_availability): Likewise.
4180 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4182 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4183 VNEGW/VNEGD instructions.
4184 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4185 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4186 support for ISA 3.0 VNEGW/VNEGD instructions.
4188 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4190 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4191 pointers inside OACC_DATA regions.
4192 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4193 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4194 (gimplify_adjust_omp_clauses): Fix typo in comment.
4196 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4198 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4199 parity built-in functions.
4200 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4202 (p9v_parity<mode>2): Likewise.
4203 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4205 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4206 (parity<mode>2): ISA 3.0 expander for vector parity.
4207 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4209 (BU_P9_64BIT_MISC_0): Likewise.
4210 (BU_P9_MISC_0): Likewise.
4211 (BU_P9V_AV_1): Likewise.
4212 (BU_P9V_AV_2): Likewise.
4213 (BU_P9V_AV_3): Likewise.
4214 (BU_P9V_AV_P): Likewise.
4215 (BU_P9V_VSX_1): Likewise.
4216 (BU_P9V_OVERLOAD_1): Likewise.
4217 (BU_P9V_OVERLOAD_2): Likewise.
4218 (BU_P9V_OVERLOAD_3): Likewise.
4219 (VCTZB): Add vector count trailing zeros support.
4223 (VPRTYBD): Add vector parity support.
4224 (VPRTYBQ): Likewise.
4225 (VPRTYBW): Likewise.
4226 (VCTZ): Add overloaded vector count trailing zeros support.
4227 (VPRTYB): Add overloaded vector parity support.
4228 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4229 overloaded vector count trailing zeros and parity instructions.
4230 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4231 vector parity support.
4232 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4233 trailing zeros support.
4234 (vec_cntlz): Likewise.
4235 (vec_vctzb): Likewise.
4236 (vec_vctzd): Likewise.
4237 (vec_vctzh): Likewise.
4238 (vec_vctzw): Likewise.
4239 (vec_vprtyb): Add ISA 3.0 vector parity support.
4240 (vec_vprtybd): Likewise.
4241 (vec_vprtybw): Likewise.
4242 (vec_vprtybq): Likewise.
4243 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4244 the ISA 3.0 vector count trailing zeros and vector parity built-in
4247 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4249 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4250 when there is stmt_to_insert.
4252 2016-05-24 Martin Sebor <msebor@redhat.com>
4255 * tree.h (complete_or_array_type_p): New inline function.
4257 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4259 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4260 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4261 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4263 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4264 Limit 1st alternative to noavx isa, split 2nd alternative into one
4265 noavx and one avx alternative, use *x and Bm in the former and
4266 x and m in the latter.
4268 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4269 of sse4 for the first alternative, drop %v from the template
4270 and d operand modifier. Split second alternative into one sse4_noavx
4271 and one avx alternative, use *x instead of *v in the former and v
4272 instead of *v in the latter.
4273 (*sse4_1_extractps): Use noavx isa instead of * for the first
4274 alternative, drop %v from the template. Split second alternative into
4275 one noavx and one avx alternative, use *x instead of *v in the
4276 former and v instead of *v in the latter.
4277 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4278 with noavx and the last one with avx.
4279 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4280 split the second one into one noavx and one avx alternative,
4281 use *x and Bm in the former and x and m in the latter one.
4282 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4285 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4286 first two alternatives to noavx, use *x instead of *v in the second
4287 one, add avx alternative without *.
4288 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4289 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4290 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4292 2016-05-24 Jeff Law <law@redhat.com>
4294 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4295 New function, extracted from...
4296 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4297 Allow simple copies and constant initializations in the SSA chain.
4299 2016-05-24 Marek Polacek <polacek@redhat.com>
4302 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4305 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4308 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4309 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4310 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4311 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4312 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4314 2016-05-24 Richard Biener <rguenther@suse.de>
4316 PR tree-optimization/71240
4317 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4320 2016-05-24 Richard Biener <rguenther@suse.de>
4322 PR tree-optimization/71230
4323 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4325 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4327 * tree-vectorizer.h (vectorizable_comparison): Delete.
4328 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4329 PURE_SLP_STMT check.
4330 * tree-vect-stmts.c (vectorizable_call): Likewise.
4331 (vectorizable_simd_clone_call): Likewise.
4332 (vectorizable_conversion): Likewise.
4333 (vectorizable_assignment): Likewise.
4334 (vectorizable_shift): Likewise.
4335 (vectorizable_operation): Likewise.
4336 (vectorizable_load): Likewise.
4337 (vectorizable_condition): Likewise.
4338 (vectorizable_store): Likewise. Assert that we don't have
4340 (vectorizable_comparison): Make static. Remove redundant
4341 PURE_SLP_STMT check.
4342 (vect_transform_stmt): Assert that we always have an slp_node
4345 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4347 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4348 operands[2] against 1 with comparison against CONST1_RTX.
4349 (<shift>di3_neon): Likewise.
4350 * config/arm/predicates.md (const0_operand): Replace with comparison
4353 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4355 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4356 operands[2] against 1 with comparison against CONST1_RTX.
4357 (ashrdi3): Likewise.
4358 (lshrdi3): Likewise.
4359 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4361 (ashrsi3): Likewise.
4362 (lshrsi3): Likewise.
4363 (rotrsi3): Likewise.
4364 (define_split above *compareqi_eq0): Likewise.
4365 (define_split above "prologue"): Likewise.
4366 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4367 * config/arm/predicates.md (shift_operator): Likewise.
4368 (shift_nomul_operator): Likewise.
4369 (sat_shift_operator): Likewise.
4370 (thumb1_cmp_operand): Likewise.
4371 (const_neon_scalar_shift_amount_operand): Replace manual range
4372 check with IN_RANGE.
4373 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4374 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4376 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4378 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4379 with HOST_WIDE_INT_1.
4381 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4382 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4383 (arm_canonicalize_comparison): Likewise.
4384 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4386 (thumb1_size_rtx_costs): Likewise.
4387 (vfp_const_double_index): Replace cast of 1 to unsigned
4388 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4389 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4391 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4392 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4393 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4394 HOST_WIDE_INT with HOST_WIDE_INT_1.
4396 2016-05-24 Marek Polacek <polacek@redhat.com>
4398 * tree-cfg.h (should_remove_lhs_p): New predicate.
4399 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4400 * gimplify.c (gimplify_modify_expr): Likewise.
4401 * tree-cfg.c (verify_gimple_call): Likewise.
4402 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4403 * gimple-fold.c: Include "tree-cfg.h".
4404 (gimple_fold_call): Use should_remove_lhs_p.
4406 2016-05-24 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/71253
4409 * cfganal.h (control_dependences): Make robust against edge
4411 (control_dependences::control_dependences): Remove edge_list argument.
4412 (control_dependences::get_edge): Remove.
4413 (control_dependences::get_edge_src): Add.
4414 (control_dependences::get_edge_dest): Likewise.
4415 (control_dependences::m_el): Make a vector of edge src/dest index.
4416 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4417 (control_dependences::control_dependences): Likewise.
4418 (control_dependences::~control_dependence): Likewise.
4419 (control_dependences::get_edge): Remove.
4420 (control_dependences::get_edge_src): Add.
4421 (control_dependences::get_edge_dest): Likewise.
4422 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4424 (perform_tree_ssa_dce): Adjust.
4425 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4427 (pass_loop_distribution::execute): Adjust. Do loop destroying
4428 conditional on changed.
4430 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4433 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4434 return. Reindent transformation comment and mention the ARM state
4437 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4440 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4441 after build_and_add_sum creates new use stmt.
4443 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4445 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4446 load_lanes/grouped_load classification comes first. Don't check
4447 whether the vectorization factor is a multiple of the group size
4450 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4452 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4453 GROUP_GAP for single-element interleaving.
4454 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4457 2016-05-24 Richard Biener <rguenther@suse.de>
4461 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4462 bases which are accessed with non-invariant indices.
4463 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4464 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4466 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4469 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4470 (add_to_ops_vec): Add stmt_to_insert.
4471 (add_repeat_to_ops_vec): Init stmt_to_insert.
4472 (insert_stmt_before_use): New.
4473 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4475 (get_ops): Init stmt_to_insert.
4476 (maybe_optimize_range_tests): Likewise.
4477 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4478 (rewrite_expr_tree_parallel): Likewise.
4479 (reassociate_bb): Likewise.
4481 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4484 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4485 ISA 3.0 xxperm fusion alternative.
4486 (altivec_vperm_v8hiv16qi): Likewise.
4487 (altivec_vperm_<mode>_uns_internal): Likewise.
4488 (vperm_v8hiv4si): Likewise.
4489 (vperm_v16qiv8hi): Likewise.
4491 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4492 Kelvin Nilsen <kelvin@gcc.gnu.org>
4494 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4495 vpermr/xxpermr on ISA 3.0.
4496 (altivec_expand_vec_perm_le): Likewise.
4497 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4498 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4501 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.h (IS_STACK_MODE): Enable for
4504 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4505 SSE_FLOAT_MODE_P macros.
4506 * config/i386/i386.c (ix86_preferred_reload_class): Use
4507 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4508 Cleanup regclass processing for CONST_DOUBLE_P.
4509 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4510 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4511 with IS_STACK_MODE macro.
4512 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4514 (*movdf_internal): Use IS_STACK_MODE macro.
4515 (*movsf_internal): Ditto.
4517 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4519 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4520 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4522 2016-05-23 Jeff Law <law@redhat.com>
4524 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4526 (fsm_find_control_statement_thread_paths): Call it.
4528 2016-05-23 Martin Jambor <mjambor@suse.cz>
4531 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4532 from_global_constant if t is not NULL.
4534 2016-05-23 Marek Polacek <polacek@redhat.com>
4537 * common.opt (Wswitch-unreachable): New option.
4538 * doc/invoke.texi: Document -Wswitch-unreachable.
4539 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4542 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4544 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4545 TMR_INDEX is non-NULL.
4547 2016-05-23 Richard Biener <rguenther@suse.de>
4549 PR tree-optimization/71230
4550 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4551 (try_special_add_to_ops): ... here. Always test for single-use.
4553 2016-05-23 Martin Jambor <mjambor@suse.cz>
4555 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4556 default block if a PHI node in the original one would be resized.
4558 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4560 PR tree-optimization/58135
4561 * tree-vect-slp.c: When group size is not multiple
4562 of vector size, allow splitting of store group at
4565 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4567 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4569 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4571 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4572 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4573 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4576 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4577 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4578 v constraint instead of x and vinserti32x4 insn.
4580 * config/i386/sse.md (i128vldq): New mode iterator.
4581 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4582 avx512dq and avx512vl alternatives.
4584 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4585 constraint, use maybe_evex prefix instead of vex.
4586 (vec_dupv4sf): Use v constraint instead of x for output
4587 operand except for noavx alternative, use Yv constraint
4588 instead of x for input. Use maybe_evex prefix instead of vex.
4589 (*vec_dupv4si): Likewise.
4590 (*vec_dupv2di): Likewise.
4592 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4595 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4596 (linearize_expr_tree): Call try_special_add_to_ops.
4597 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4599 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4601 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4602 to computed stack_usage.
4604 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4607 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4608 operand is subreg (symbol_ref) then move the symbol ref to register.
4610 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4612 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4614 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4617 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4620 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4622 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4623 ranges by calling get_single_symbol and tidy up. Look more closely
4624 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4626 2016-05-20 Jeff Law <law@redhat.com>
4628 * bitmap.c (bitmap_find_bit): Remove useless test.
4630 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4632 * function.c (thread_prologue_and_epilogue_insns): Commit the
4633 insertion of the epilogue.
4635 2016-05-20 Martin Jambor <mjambor@suse.cz>
4637 PR tree-optimization/70884
4638 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4639 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4640 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4641 of constant pool data as a reason for scalarization.
4643 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4645 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4646 for naked functions.
4647 (thumb1_expand_prologue): Likewise.
4649 2016-05-20 Nathan Sidwell <nathan@acm.org>
4651 * config/nvptx/nptx.c (nvptx_option_override): Only set
4652 flag_toplevel_reorder, if not explicitly specified. Set
4653 flag_no_common, unless explicitly specified.
4655 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4657 * calls.c (can_implement_as_sibling_call_p): Mark param
4658 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4660 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4663 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4664 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4666 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4667 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4670 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4672 * config/nvptx/nvptx.md (sincossf3): New pattern.
4674 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4676 * calls.c (maybe_complain_about_tail_call): New function.
4677 (initialize_argument_information): Call
4678 maybe_complain_about_tail_call when clearing *may_tailcall.
4679 (can_implement_as_sibling_call_p): Call
4680 maybe_complain_about_tail_call when returning false.
4681 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4682 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4683 if tail-call optimization fails.
4684 * cfgexpand.c (expand_call_stmt): Initialize
4685 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4686 * gimple-pretty-print.c (dump_gimple_call): Dump
4687 gimple_call_must_tail_p.
4688 * gimple.c (gimple_build_call_from_tree): Call
4689 gimple_call_set_must_tail with the value of
4690 CALL_EXPR_MUST_TAIL_CALL.
4691 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4692 (gimple_call_set_must_tail): New function.
4693 (gimple_call_must_tail_p): New function.
4694 * print-tree.c (print_node): Update printing of TREE_STATIC
4695 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4696 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4697 trailing comment listing applicable flags.
4698 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4700 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4702 * calls.c (expand_call): Move "Rest of purposes for tail call
4703 optimizations to fail" to...
4704 (can_implement_as_sibling_call_p): ...this new function, and
4705 split into multiple "if" statements.
4707 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4709 * cfgloop.h (expected_loop_iterations_unbounded,
4710 expected_loop_iterations): Unconstify.
4711 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4712 profile with known upper bound; return 3 when profile is absent.
4713 (expected_loop_iterations): Update.
4715 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4717 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4718 and get_max_loop_iterations_int.
4720 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4722 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4723 realistic upper bounds here.
4725 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4728 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4729 calls if the LHS is variable length or has addressable type.
4730 If targets[0]->decl is a noreturn call with void return type and
4731 zero arguments, adjust fntype and remove lhs in that case.
4733 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4735 PR tree-optimization/71079
4736 PR tree-optimization/71206
4737 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4739 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4741 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4742 (get_vec_alignment_for_array_decl): Likewise.
4743 (get_vec_alignment_for_record_decl): Likewise.
4744 (increase_alignment::execute): Move code to find alignment to
4745 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4746 (type_align_map): New hash_map.
4748 2016-05-20 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/29756
4751 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4752 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4753 * fold-const.c (operand_equal_p): Likewise.
4754 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4755 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4756 * tree-inline.c (estimate_operator_cost): Likewise.
4757 * tree-pretty-print.c (dump_generic_node): Likewise.
4758 * tree-ssa-operands.c (get_expr_operands): Likewise.
4759 * cfgexpand.c (expand_debug_expr): Likewise.
4760 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4761 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4762 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4763 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4764 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4765 (execute_update_addresses_taken): Do it.
4767 2016-05-20 Richard Biener <rguenther@suse.de>
4769 PR tree-optimization/71185
4770 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4771 register operations.
4773 2016-05-20 Richard Biener <rguenther@suse.de>
4775 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4776 gimple_seq_add_seq_without_update.
4777 (release_bb_predicate): Assert we have no operands to free.
4778 (if_convertible_loop_p_1): Calculate post dominators later.
4779 Do not free BB predicates here.
4780 (combine_blocks): Do not recompute BB predicates.
4781 (version_loop_for_if_conversion): Save BB predicates around
4784 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4786 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4787 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4788 code. Ignore sibcalls on EDGE_IGNORE edges.
4789 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4790 on edges for sibcalls that run without prologue. The rest of the
4791 function is combined from...
4792 (fix_fake_fallthrough_edge): ... this, and ...
4793 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4794 function argument, make it a local variable.
4796 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4798 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4799 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4800 for 32-bit mode and SEH for 64-bit.
4801 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4802 TARGET_64BIT_DEFAULT.
4804 2016-05-19 Ryan Burn <contact@rnburn.com>
4806 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4807 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4809 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4811 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4812 force pending loads from memory.
4814 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4816 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4817 (UNSPEC_DARN_32): New unspec constant.
4818 (UNSPEC_DARN_RAW): New unspec constant.
4819 (darn_32): New instruction.
4820 (darn_raw): New instruction.
4821 (darn): New instruction.
4822 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4823 support and documentation for this macro.
4824 (BU_P9_MISC_1): New macro definition.
4825 (BU_P9_64BIT_MISC_0): New macro definition.
4826 (BU_P9_MISC_0): New macro definition.
4827 (darn_32): New builtin definition.
4828 (darn_raw): New builtin definition.
4829 (darn): New builtin definition.
4830 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4831 RS6000_BUILTIN_0 directives to surround each occurrence of
4832 #include "rs6000-builtin.def".
4833 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4834 RS6000_BTM_64BIT flags to the returned mask, depending on
4836 (def_builtin): Correct an error in the assignments made to the
4837 debugging variable attr_string.
4838 (rs6000_expand_builtin): Add support for no-operand built-in
4840 (builtin_function_type): Remove fatal_error assertion that is no
4842 (rs6000_common_init_builtins): Add support for no-operand built-in
4844 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4846 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4848 (RS6000_BTM_64BIT): New macro definition.
4849 * doc/extend.texi: Document __builtin_darn (void),
4850 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4853 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4855 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4856 max_loop_iterations_int.
4858 2016-05-19 Marek Polacek <polacek@redhat.com>
4860 PR tree-optimization/71031
4861 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4862 condition and adjust the code a bit.
4864 2016-05-19 Martin Liska <mliska@suse.cz>
4866 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4867 auto_vec instead of vec.
4869 2016-05-19 Martin Liska <mliska@suse.cz>
4871 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4873 2016-05-19 Martin Liska <mliska@suse.cz>
4875 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4877 2016-05-19 Martin Liska <mliska@suse.cz>
4879 * ipa-pure-const.c (set_function_state): Remove an existing
4881 (remove_node_data): Do not free it as it's released
4882 in set_function_state.
4884 2016-05-19 Martin Liska <mliska@suse.cz>
4886 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4889 2016-05-19 Martin Liska <mliska@suse.cz>
4891 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4893 2016-05-19 Martin Liska <mliska@suse.cz>
4895 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4896 an auto_vec instead of re-creating it.
4898 2016-05-19 Martin Liska <mliska@suse.cz>
4900 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4901 auto_vec instead of vec.
4903 2016-05-19 Martin Liska <mliska@suse.cz>
4905 * lto-section-in.c (lto_get_section_data): Call
4906 lto_check_version with additional argument.
4907 * lto-streamer.c (lto_check_version): Add new argument.
4908 * lto-streamer.h (lto_check_version): Likewise.
4910 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4912 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4913 Don't add cost of inner memory when handling sign-extended loads.
4915 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4917 PR rtl-optimization/71148
4918 * cse.c (cse_main): Free dominance info.
4919 (rest_of_handle_cse): Don't free dominance info.
4920 (rest_of_handle_cse2): Likewise.
4921 (rest_of_handle_cse_after_global_opts): Likewise.
4923 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4926 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4927 NULL_TREE early if NEON is not available. Remove now redundant check
4928 in ARM_CHECK_BUILTIN_MODE.
4930 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4933 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4934 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4935 * doc/cpp.texi: Document new macros.
4937 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4939 PR tree-optimization/69848
4940 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4941 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4943 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4945 * function.c (thread_prologue_and_epilogue_insn): Move the
4946 "goto epilogue_done" one block later.
4948 2016-05-19 Richard Biener <rguenther@suse.de>
4950 PR tree-optimization/70729
4951 * passes.def: Move LIM pass before PRE. Remove no longer
4952 required copyprop and move first DCE out of the loop pipeline.
4954 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4957 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4958 (OBJS-libcommon-target): ...here.
4959 * opts-common.c: Include spellcheck.h.
4960 (cmdline_handle_error): Build a vec of valid options and use it
4961 to suggest provide hints for misspelled arguments.
4963 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4966 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4967 lhs if it has TREE_ADDRESSABLE type.
4969 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4972 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4973 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4975 2016-05-18 Martin Jambor <mjambor@suse.cz>
4978 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4979 input for NOP_EXPR pass-through functions.
4980 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4981 aggregate global constant VAR_DECLs in constant jump functions.
4983 2016-05-18 Martin Jambor <mjambor@suse.cz>
4986 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4987 from TREE_READONLY parameters.
4989 2016-05-18 Martin Jambor <mjambor@suse.cz>
4992 * cgraph.h (cgraph_indirect_call_info): New field
4993 guaranteed_unmodified.
4994 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4995 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4997 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4998 pass the parameter value to ipa_find_agg_cst_for_param.
4999 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5000 guaranteed_unmodified, store AA results there instead of bailing out
5002 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5003 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5004 (find_constructor_constant_at_offset): New function.
5005 (ipa_find_agg_cst_from_init): Likewise.
5006 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5007 static initializers of contants, report back through a new paameter
5008 from_global_constant if that was the case.
5009 (try_make_edge_direct_simple_call): Also pass parameter value to
5010 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5012 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5013 (ipa_read_indirect_edge_info): Likewise.
5014 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5015 (ipa_load_from_parm_agg): Likewise.
5017 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5019 PR rtl-optimization/71150
5020 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5023 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5026 * config/rs6000/constraints.md (wE constraint): New constraint
5027 for a vector constant that can be loaded with XXSPLTIB.
5028 (wM constraint): New constraint for a vector constant of a 1's.
5029 (wS constraint): New constraint for a vector constant that can be
5030 loaded with XXSPLTIB and a vector sign extend instruction.
5031 * config/rs6000/predicates.md (xxspltib_constant_split): New
5032 predicates for wE/wS constraints.
5033 (xxspltib_constant_nosplit): Likewise.
5034 (easy_vector_constant): Add support for constants that can be
5035 loaded via XXSPLTIB.
5036 (all_ones_constant): New predicate for vector constant with all
5038 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5039 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5040 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5041 instruction and possibly with a sign extension.
5042 (output_vec_const_move): Add support for XXSPLTIB. If we are
5043 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5044 instead of XXLXOR/XXLORC.
5045 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5047 (rs6000_legitimize_reload_address): Likewise.
5048 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5050 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5051 combine VSX_M and VSX_M2 into one iterator.
5053 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5054 (VSINT_842): Likewise.
5055 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5056 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5057 XXSPLTIB instruction.
5058 (xxspltib_<mode>_nosplit): Likewise.
5059 (xxspltib_<mode>_split): New insn to load up constants with
5060 XXSPLTIB and a sign extend instruction.
5061 (vsx_mov<mode>): Replace single move that handled all vector types
5062 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5063 moves (when -mvsx-timode is in effect) into the main vector
5064 moves. Eliminate separate moves for <VSr> <VSa>, where the
5065 preferred register class (<VSr>) is listed first, and the
5066 secondary register class (<VSa>) is listed second with a '?' to
5067 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5068 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5069 that if the register was involved in a slow operation, the
5070 clear/set operation does not wait for the slow operation to
5071 finish. Adjust the length attributes for 32-bit mode. Use
5072 rs6000_output_move_128bit and drop the use of the string
5073 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5074 spacing so that the alternatives and attributes don't generate
5075 long lines, and put things in columns, so that it is easier to
5076 match up the operands and attributes with the insn alternatives.
5077 (vsx_mov<mode>_64bit): Likewise.
5078 (vsx_mov<mode>_32bit): Likewise.
5079 (vsx_movti_64bit): Fold movti into normal vector moves.
5080 (vsx_movti_32bit): Likewise.
5081 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5083 (vsx_splat_v4si_internal): Likewise.
5084 (vsx_splat_v4sf_internal): Likewise.
5085 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5086 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5087 extend vector elements.
5088 (vsx_sign_extend_hi_<mode>): Likewise.
5089 (vsx_sign_extend_si_v2di): Likewise.
5090 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5092 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5093 constraints. Add trailing period to wL documentation.
5095 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5098 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5099 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5100 * tree-call-cdce.c: Include tree-dfa.h.
5101 (can_guard_call_p): New function, extracted from...
5102 (can_use_internal_fn): ...here.
5103 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5105 (shrink_wrap_one_built_in_call): Likewise.
5106 (use_internal_fn): Likewise.
5107 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5108 and return void. Call replace_abnormal_ssa_names.
5109 (pass_call_cdce::execute): Check can_guard_call_p during the
5110 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5111 will always change something.
5113 2016-05-18 Martin Jambor <mjambor@suse.cz>
5116 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5117 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5119 2016-05-18 Martin Jambor <mjambor@suse.cz>
5122 * ipa-inline.h (condition): New field size.
5123 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5124 for comaprison and store it into the new condition.
5125 (evaluate_conditions_for_known_args): Use condition size to check
5126 access sizes for all but CHANGED conditions.
5127 (unmodified_parm_1): New parameter size_p, store access size into it.
5128 (unmodified_parm): Likewise.
5129 (unmodified_parm_or_parm_agg_item): Likewise.
5130 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5131 (set_cond_stmt_execution_predicate): Extract access sizes and store
5133 (set_switch_stmt_execution_predicate): Likewise.
5134 (will_be_nonconstant_expr_predicate): Likewise.
5135 (will_be_nonconstant_predicate): Likewise.
5136 (inline_read_section): Stream condition size.
5137 (inline_write_summary): Likewise.
5139 2016-05-18 Richard Biener <rguenther@suse.de>
5141 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5142 condition cost to PHI cost instead of total_cost.
5144 2016-05-18 Martin Liska <mliska@suse.cz>
5147 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5150 2016-05-18 Richard Biener <rguenther@suse.de>
5152 * lto-streamer.h (LTO_major_version): Bump to 6.
5154 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5156 * function.c (make_split_prologue_seq, make_prologue_seq,
5157 make_epilogue_seq): New functions, factored out from...
5158 (thread_prologue_and_epilogue_insns): Here.
5160 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5162 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5163 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5164 of before. Add a comment.
5166 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5168 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5169 expression pointer, not pointer to the pointer.
5171 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5173 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5174 (avx2_pbroadcast<mode>): Add another alternative with v instead
5175 of x constraints in it, using <pbroadcast_evex_isa> isa.
5176 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5178 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5179 constraint x instead of v in second alternative, add avx512bw
5182 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5183 constraint x instead of v in second alternative, add avx512bw
5186 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5187 constraint x instead of v in second alternative, add avx512bw
5190 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5191 avx512bw alternative.
5193 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5195 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5197 (define_insn "*andnottf3"): Ditto.
5198 (define_insn "*<code><mode>3"/any_logic): Ditto.
5199 (define_insn "*<code>tf3"/any_logic): Ditto.
5200 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5201 operand to block AVX-512VL insn variant emit when it is not enabled.
5203 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5205 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5206 constraint fot SF mode.
5208 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5209 Kirill Yukhin <kirill.yukhin@intel.com>
5211 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5213 (define_insn "rsqrt14<mode>"): Ditto.
5214 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5215 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5216 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5217 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5218 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5220 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5221 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5222 * config/i386/i386.c (ix86_print_operand): Expand check for size
5223 override codes for Intel syntax.
5225 2016-05-18 Richard Biener <rguenther@suse.de>
5227 PR tree-optimization/71168
5228 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5229 initialization earlier.
5231 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5233 * config/aarch64/aarch64-simd.md
5234 (aarch64_reduc_plus_internal<mode>): Rename to...
5235 (reduc_plus_scal): ...This, and remove previous implementation.
5237 2016-05-18 Richard Biener <rguenther@suse.de>
5239 * passes.def: Put late dse and cd_dce in canonical order.
5241 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5243 * ipa-inline-transform.c (preserve_function_body_p): Look for
5244 first non-thunk clone.
5245 (save_function_body): Save into first non-thunk.
5246 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5248 (lto_output_node): Inline thunks don't need body in every
5250 * lto-streamer-in.c: Do not fixup thunk clones.
5251 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5253 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5256 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5259 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5260 (reassociate_bb): Call transform_add_to_multiply.
5262 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5264 * config/aarch64/aarch64.c (all_extensions): Removed unused
5267 2016-05-17 Nathan Sidwell <nathan@acm.org>
5269 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5270 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5272 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5274 PR tree-optimization/54579
5276 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5278 2016-05-17 Marek Polacek <polacek@redhat.com>
5281 * tree-inline.c (expand_call_inline): Call
5282 maybe_remove_unused_call_args.
5284 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5286 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5287 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5288 * doc/md.texi (fmin@var{m}3): Likewise.
5290 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5292 * match.pd (X & C): New transformation.
5294 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5296 * match.pd (~X & Y): New transformation.
5298 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5300 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5301 information for new SSA_NAME.
5302 (simplify_conversion_using_ranges): Get range through get_range_info
5303 instead of get_value_range.
5305 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5307 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5308 Remove inline assembly.
5309 (vmvn_s16): Likewise.
5310 (vmvn_s32): Likewise.
5311 (vmvn_u8): Likewise.
5312 (vmvn_u16): Likewise.
5313 (vmvn_u32): Likewise.
5314 (vmvnq_s8): Likewise.
5315 (vmvnq_s16): Likewise.
5316 (vmvnq_s32): Likewise.
5317 (vmvnq_u8): Likewise.
5318 (vmvnq_u16): Likewise.
5319 (vmvnq_u32): Likewise.
5320 (vmvn_p8): Likewise.
5321 (vmvnq_p16): Likewise.
5323 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5325 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5327 (vmul_n_s16): Likewise.
5328 (vmul_n_s32): Likewise.
5329 (vmul_n_u16): Likewise.
5330 (vmul_n_u32): Likewise.
5331 (vmulq_n_f32): Likewise.
5332 (vmulq_n_f64): Likewise.
5333 (vmulq_n_s16): Likewise.
5334 (vmulq_n_s32): Likewise.
5335 (vmulq_n_u16): Likewise.
5336 (vmulq_n_u32): Likewise.
5338 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5340 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5341 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5343 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5345 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5346 to *aarch64_fma4_elt_from_dup<mode>.
5347 (*aarch64_fnma4_elt_to_128df): Rename to
5348 *aarch64_fnma4_elt_from_dup<mode>.
5349 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5350 (vfms_n_f32): Likewise.
5351 (vfms_n_f64): Likewise.
5352 (vfmsq_n_f32): Likewise.
5353 (vfmsq_n_f64): Likewise.
5355 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5357 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5359 2016-05-17 Richard Biener <rguenther@suse.de>
5361 PR tree-optimization/71132
5362 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5363 Only add control dependences for blocks in the loop.
5364 (build_rdg): Adjust.
5365 (generate_code_for_partition): Return whether loop should
5366 be destroyed and delay that.
5367 (distribute_loop): Likewise.
5368 (pass_loop_distribution::execute): Record loops to be destroyed
5369 and perform delayed destroying of loops.
5371 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5374 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5376 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5378 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5380 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5383 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5384 insertion point for instructions generated by validize_mem.
5386 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5388 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5391 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5393 * config/aarch64/aarch64.c
5394 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5395 rather than a macro.
5397 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5399 * doc/invoke.texi (AArch64 Options): Various updates.
5401 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5403 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5404 into instrumentation thunks.
5405 * cif-code.def (CIF_CHKP): New.
5407 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5411 2016-05-16 Martin Jambor <mjambor@suse.cz>
5413 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5414 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5416 2016-05-16 Marek Polacek <polacek@redhat.com>
5418 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5421 2016-05-16 Martin Jambor <mjambor@suse.cz>
5424 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5425 the outlined kernel function.
5427 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5429 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5430 (ISA_HAS_DLSA): Ditto.
5432 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5434 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5436 2016-05-16 Nathan Sidwell <nathan@acm.org>
5438 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5439 (nvptx_name_replacement): Restore. Add comment.
5440 (write_fn_proto, write_fn_proto_from_insn,
5441 nvptx_output_call_insn): Restore
5442 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5444 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5446 * config/aarch64/aarch64.md
5447 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5448 (add<mode>3_compareC_imm): Likewise.
5449 (<optab>si3_uxtw): Split into register and immediate variants.
5450 (andsi3_compare0_uxtw): Likewise.
5451 (and<mode>3_compare0): Likewise.
5452 (and<mode>3nr_compare0): Likewise.
5453 (stack_protect_test_<mode>): Don't use %x for memory operands.
5455 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5457 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5459 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5461 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5462 Split integer shifts into shift_reg and bfm.
5463 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5464 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5465 (ror<mode>3_insn): Likewise.
5466 (<optab>si3_insn_uxtw): Likewise.
5467 (<optab><mode>3_insn): Change to rotate_imm.
5468 (extr<mode>5_insn_alt): Likewise.
5469 (extrsi5_insn_uxtw): Likewise.
5470 (extrsi5_insn_uxtw_alt): Likewise.
5472 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5474 * doc/tm.texi: Regenerate.
5475 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5476 (TARGET_INVALID_RETURN_TYPE): Remove.
5477 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5478 TARGET_INVALID_RETURN_TYPE.
5479 * target.def (invalid_parameter_type): Remove.
5480 (invalid_return_type): Remove.
5482 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5484 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5485 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5487 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5489 (preserve_function_body_p): No need to preserve function body
5490 * cif-codes.def (CIF_THUNK): Remove.
5491 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5493 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5495 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5497 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5499 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5502 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5504 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5505 (inline_small_functions): Do not look for function symbol when
5508 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5510 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5513 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5514 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5515 Jiong Wang <jiong.wang@arm.com>
5517 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5518 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5519 Define __ARM_FP16_ARGS when appropriate.
5520 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5522 (arm_invalid_return_type): Likewise.
5523 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5524 (TARGET_INVALID_RETURN_TYPE): Remove.
5525 (aapcs_vfp_sub_candidate): Allow HFmode.
5526 (aapcs_vfp_allocate): Add comment. Support HFmode.
5527 (aapcs_vfp_allocate_return_reg): Likewise.
5528 (struct aapcs_cp_arg_layout): Slightly reword comments for
5529 is_return_candidate and allocate_return_reg.
5530 (output_mov_vfp): Update assert.
5531 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5533 (arm_invalid_parameter_type): Remove.
5534 (amr_invalid_return_type): Remove.
5535 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5536 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5537 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5539 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5541 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5542 * config/aarch64/arch64-protos.h
5543 (aarch64_legitimize_reload_address): Remove.
5544 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5547 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5549 * configure.ac: Add ACX_NONCANONICAL_HOST.
5550 * configure: Regenerate.
5551 * Makefile.in: Set host_noncanonical.
5553 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5556 * config/i386/i386.md (*movtf_internal): Before register allocation,
5557 do not allow FP constants for CM_MEDIUM memory model, allow only
5558 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5559 (*movxf_internal): Ditto.
5560 (*movdf_internal): Ditto.
5561 (*movsf_internal): Ditto.
5563 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5565 PR rtl-optimization/67483
5566 * combine.c (make_compound_operation): Don't call extract_left_shift
5567 with negative shift amounts.
5569 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5572 * fold-const.c (fold_checksum_tree): Allow modification
5573 of TYPE_ALIAS_SET during folding.
5575 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5576 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5577 (ix86_split_to_parts): Likewise. Fix up formatting.
5579 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5581 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5582 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5585 2016-05-13 Nathan Sidwell <nathan@acm.org>
5587 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5588 (nvptx_name_replacement): Delete.
5589 (write_fn_proto, write_fn_proto_from_insn,
5590 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5591 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5592 * langhooks.c (add_builtin_funcction_common): Call
5593 targetm.mangle_decl_assembler_name.
5595 * config/nvptx/nvptx.c (write_fn_proto): Handle
5596 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5598 2016-05-13 Martin Liska <mliska@suse.cz>
5600 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5601 and PRIu64 in printf format.
5603 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5605 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5608 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5610 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5611 Change --param max-completely-peeled-times to
5612 --param max-completely-peel-times in dump file printing.
5614 2016-05-13 Richard Biener <rguenther@suse.de>
5616 PR tree-optimization/42587
5617 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5618 (find_bswap_or_nop_1): Likewise.
5619 (bswap_replace): Likewise.
5621 2016-05-13 Martin Liska <mliska@suse.cz>
5623 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5624 Initialize a variable with default value.
5626 2016-05-13 Martin Liska <mliska@suse.cz>
5628 * doc/invoke.texi: Enhance explanation of error recovery
5631 2016-05-13 Martin Liska <mliska@suse.cz>
5633 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5634 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5635 (iv_inv_expr_ent *).
5636 (struct iv_inv_expr_ent): Comment struct fields.
5637 (sort_iv_inv_expr_ent): New function.
5638 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5639 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5640 a hash_map between iv_inv_expr_ent and number of usages.
5641 (niter_for_exit): Fix coding style.
5642 (tree_ssa_iv_optimize_init): Use renamed variable.
5643 (determine_base_object): Fix coding style.
5644 (alloc_iv): Likewise.
5645 (find_interesting_uses_outside): Likewise.
5646 (add_candidate_1): Likewise.
5647 (add_standard_iv_candidates): Likewise.
5648 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5649 (prepare_decl_rtl): Fix coding style.
5650 (get_address_cost): Likewise.
5651 (get_shiftadd_cost): Likewise.
5652 (force_expr_to_var_cost): Likewise.
5653 (compare_aff_trees): Likewise.
5654 (get_expr_id): Restructure the function.
5655 (get_loop_invariant_expr_id): Renamed to
5656 get_loop_invariant_expr.
5657 (get_computation_cost_at): Replace usage of inv_expr_id with
5659 (get_computation_cost): Likewise.
5660 (determine_group_iv_cost_generic): Likewise.
5661 (determine_group_iv_cost_address): Likewise.
5662 (iv_period): Fix coding style.
5663 (iv_elimination_compare_lt): Likewise.
5664 (may_eliminate_iv): Likewise.
5665 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5667 (determine_group_iv_costs): Dump invariant expressions.
5668 (iv_ca_recount_cost): Use the newly added hash_map.
5669 (iv_ca_set_remove_invariants): Fix coding style.
5670 (iv_ca_set_add_invariants): Fix coding style.
5671 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5673 (iv_ca_set_cp): Likewise.
5674 (iv_ca_new): Initialize the newly added hash_map and remove
5675 initialization of fields.
5676 (iv_ca_free): Delete the hash_map.
5677 (iv_ca_dump): Dump invariant expressions.
5678 (iv_ca_extend): Fix coding style.
5679 (try_add_cand_for): Likewise.
5680 (create_new_ivs): Dump information about # of avg iterations and
5681 # of used invariant expressions.
5682 (rewrite_use_compare): Fix coding style.
5683 (free_loop_data): Set default value for max_inv_expr_id.
5685 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5687 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5688 returned value cse_cfg_altered computation.
5689 (rest_of_handle_cse2): Likewise.
5690 (rest_of_handle_cse_after_global_opts): Likewise.
5692 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5695 * config/arm/arm.c (arm32_output_mi_thunk): New.
5696 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5697 to split Thumb1 vs TARGET_32BIT functionality.
5698 (arm_thumb1_mi_thunk): New.
5700 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5702 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5705 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5708 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5710 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5712 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5713 (expand_builtin_trap): Emit a regular call.
5714 (set_builtin_user_assembler_name): Remove obsolete cases.
5715 * dse.c (scan_insn): Adjust.
5716 * except.c: Include calls.h.
5717 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5718 emit a regular call to setjmp.
5719 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5720 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5721 (emit_block_move_via_libcall): Delete.
5722 (block_move_fn): Delete.
5723 (init_block_move_fn): Likewise.
5724 (emit_block_move_libcall_fn): Likewise.
5725 (emit_block_op_via_libcall): New function.
5726 (set_storage_via_libcall): Tidy up and use memset builtin.
5727 (block_clear_fn): Delete.
5728 (init_block_clear_fn): Likewise.
5729 (clear_storage_libcall_fn): Likewise.
5730 (expand_assignment): Call emit_block_move_via_libcall.
5731 Do not include gt-expr.h.
5732 * expr.h (emit_block_op_via_libcall): Declare.
5733 (emit_block_copy_via_libcall): New inline function.
5734 (emit_block_move_via_libcall): Likewise.
5735 (emit_block_comp_via_libcall): Likewise.
5736 (block_clear_fn): Delete.
5737 (init_block_move_fn): Likewise.
5738 (init_block_clear_fn): Likewise.
5739 (emit_block_move_via_libcall): Likewise.
5740 (set_storage_via_libcall): Add default parameter value.
5741 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5742 (abort_libfunc): Delete.
5743 (memcpy_libfunc): Likewise.
5744 (memmove_libfunc): Likewise.
5745 (memcmp_libfunc): Likewise.
5746 (memset_libfunc): Likewise.
5747 (setbits_libfunc): Likewise.
5748 (setjmp_libfunc): Likewise.
5749 (longjmp_libfunc): Likewise.
5750 (profile_function_entry_libfunc): Likewise.
5751 (profile_function_exit_libfunc): Likewise.
5752 (gcov_flush_libfunc): Likewise.
5753 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5754 and DECL_VISIBILITY on the declaration.
5755 (init_optabs): Do not initialize obsolete libfuncs.
5756 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5757 * tree-core.h (ECF_RET1): Define.
5758 (ECF_TM_PURE): Adjust.
5759 (ECF_TM_BUILTIN): Likewise.
5760 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5761 (build_common_builtin_nodes): Initialize abort builtin.
5762 Add ECF_RET1 on memcpy, memmove and memset builtins.
5763 Pass final flags for alloca and alloca_with_align builtins.
5764 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5766 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5767 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5768 set_storage_via_libcall and call emit_block_copy_via_libcall.
5770 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5773 DImode before it is passed to ix86_output_call_operand.
5774 (*call_value_got_x32): Ditto for operand 1.
5776 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5778 PR rtl-optimization/70904
5779 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5780 reload for wide mode.
5782 2016-05-12 Marek Polacek <polacek@redhat.com>
5785 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5786 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5787 * langhooks.h (incomplete_type_error): Likewise.
5788 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5789 parameter, pass it down to incomplete_type_error.
5790 * tree.h (size_in_bytes): New inline overload.
5791 (size_in_bytes_loc): Renamed from size_in_bytes.
5793 2016-05-12 Richard Biener <rguenther@suse.de>
5795 PR tree-optimization/71059
5796 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5797 nary before looking up or entering the expression into the VN
5799 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5800 Make sure to re-use NARYs without result as inserted by
5803 2016-05-12 Richard Biener <rguenther@suse.de>
5805 PR tree-optimization/71062
5806 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5808 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5809 vars_contains_restrict if the var is a restrict tag.
5810 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5811 do not disambiguate pointers against it.
5812 (dump_points_to_solution): Re-structure and adjust for new
5813 vars_contains_restrict flag.
5814 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5816 2016-05-12 Martin Liska <mliska@suse.cz>
5818 * doc/invoke.texi: Explain connection between
5819 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5821 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5823 PR tree-optimization/71006
5824 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5825 consider COND_EXPR as a mask producer.
5827 2016-05-12 Marek Polacek <polacek@redhat.com>
5830 * opts.c (common_handle_option): Detect missing argument for --help^.
5832 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5835 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5836 when popping the PC and within an interrupt handler routine.
5837 Add missing tab to output of "ldmfd".
5838 (output_return_instruction): Output LDMFD with SP update rather
5839 than POP when returning from interrupt handler.
5841 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5843 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5844 TARGET_64BIT && TARGET_AVX512DQ.
5845 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5846 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5847 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5848 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5849 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5850 (*vec_extractv4si_zext): Add avx512dq alternative.
5851 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5852 use v instead of x constraint in other alternatives where possible.
5854 * config/i386/sse.md (sse2_loadld): Use v instead of x
5855 constraint in alternatives 0,1,4.
5857 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5858 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5859 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5862 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5863 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5864 is not emitted unless TARGET_AVX512BW.
5865 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5866 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5867 for the result operand.
5869 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5870 constraint instead of x in avx alternatives. Use maybe_evex instead
5873 * config/i386/constraints.md (Yv): New constraint.
5874 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5875 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5876 * config/i386/i386.md (avx512fvecmode): New mode attr.
5877 (*pushtf): Use v constraint instead of x.
5878 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5879 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5880 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5881 (*absnegtf2_sse): Likewise.
5882 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5883 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5884 avx512f alternatives.
5885 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5887 2016-05-12 Richard Biener <rguenther@suse.de>
5889 PR tree-optimization/71060
5890 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5891 require exact match of DR_BASE_OBJECT but only matching address and
5894 2016-05-12 Richard Biener <rguenther@suse.de>
5896 PR tree-optimization/70986
5897 * cfganal.c: Include cfgloop.h.
5898 (dfs_find_deadend): Prefer to take edges exiting loops.
5900 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5902 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5903 compile and run time.
5905 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5908 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5910 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.c (legitimize_pic_address): Use
5913 copy_to_suggested_reg instead of gen_movsi.
5915 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5917 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5918 the code into quad_address_p and call it to share code with
5919 vsx_quad_dform_memory_operand.
5920 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5922 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5923 bit instead of being a separate word. Split -mpower9-dform into
5924 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5925 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5926 for the register class supporting 128-bit quad word memory offsets.
5927 (mode_supports_vsx_dform_quad): Helper function to return if the
5928 register class uses quad word memory offsets.
5929 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5930 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5931 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5932 instructions are enabled, set up the appropriate addr_masks for
5934 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5935 -mpower9-dform-scalar, instead of -mpower9-dform.
5936 (rs6000_option_override_internal): Split -mpower9-dform into two
5937 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5938 -mpower9-dform switch sets or clears both. If we are not using
5939 the LRA register allocator, do not enable -mpower9-dform-vector by
5940 default. If we are using LRA, enable -mpower9-dform-vector and
5941 -mvsx-timode if it is appropriate. Issue a warning if either
5942 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5944 (quad_address_offset_p): New helper function to return if the
5945 offset is legal for quad word memory instructions.
5946 (quad_address_p): New function to determin if GPR or vector
5947 register quad word memory addresses are legal.
5948 (mem_operand_gpr): Validate quad word address offsets.
5949 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5950 d-form (register + offset) instructions.
5951 (offsettable_ok_by_alignment): Likewise.
5952 (rs6000_legitimate_offset_address_p): Likewise.
5953 (legitimate_lo_sum_address_p): Likewise.
5954 (rs6000_legitimize_address): Likewise.
5955 (rs6000_legitimize_reload_address): Add more debug statements for
5957 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5958 d-form instructions.
5959 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5960 d-form instructions. Distinguish different cases in debug
5961 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5962 d-form instructions.
5963 (rs6000_preferred_reload_class): Likewise.
5964 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5965 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5966 of the ISA 2.06 indexed memory instructions.
5967 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5968 use them to save/restore the saved vector registers instead of
5969 using Altivec instructions.
5970 (rs6000_emit_epilogue): Likewise.
5971 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5972 (rs6000_opt_masks): Split -mpower9-dform into
5973 -mpower9-dform-scalar and -mpower9-dform-vector.
5974 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5976 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5977 ISA 3.0 vector indexed memory instructions, and fold the code into
5978 the normal mov<mode> patterns.
5979 (p9_vecstore_<mode>): Likewise.
5980 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5982 (vsx_movti_64bit): Likewise.
5983 (vsx_movti_32bit): Likewise.
5984 * config/rs6000/constraints.md (wO constraint): New constraint for
5985 ISA 3.0 vector d-form support.
5986 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5987 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5988 include -mpower9-dform-vector until we switch over to LRA.
5989 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5990 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5991 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5992 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5993 for -mpower9-dform and -mlra.
5994 * doc/md.texi (wO constraint): Document wO constraint.
5996 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5998 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5999 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6000 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6001 Move handling of non-insn arguments inline into the sole user:
6002 (output_trans_func): ...here.
6003 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6004 in emitted function prototype.
6005 (output_internal_insn_latency_func): Ditto. Simplify.
6006 (output_internal_maximal_insn_latency_func): Ditto. Delete
6007 always-unused argument.
6008 (output_insn_latency_func): Ditto.
6009 (output_maximal_insn_latency_func): Ditto.
6011 2016-05-11 Richard Biener <rguenther@suse.de>
6013 PR tree-optimization/71055
6014 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6015 sth with precision not equal to access size verify we don't chop
6018 2016-05-11 Richard Biener <rguenther@suse.de>
6021 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6022 (dwarf2out_finish): Move retry_incomplete_types call ...
6023 (dwarf2out_early_finish): ... here.
6025 2016-05-11 Richard Biener <rguenther@suse.de>
6028 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6029 if the langhook insists on it.
6030 * fold-const.c (make_bit_field_ref): Add arg for the original
6031 reference and preserve its alias-set.
6032 (decode_field_reference): Take exp by reference and adjust it
6033 to the original memory reference.
6034 (optimize_bit_field_compare): Adjust callers.
6035 (fold_truth_andor_1): Likewise.
6036 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6038 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6041 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6042 * cfgrtl.c (delete_insn_and_edges): Likewise.
6043 * config/i386/i386.c (convert_scalars_to_vector): Remove
6045 * cse.c (cse_insn): Compute cse_cfg_altered.
6046 (delete_trivially_dead_insns): Likewise.
6047 (cse_cc_succs): Likewise.
6048 (rest_of_handle_cse): Free dominance info if required.
6049 (rest_of_handle_cse2): Likewise.
6050 (rest_of_handle_cse_after_global_opts): Likewise.
6052 2016-05-11 Alan Modra <amodra@gmail.com>
6054 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6055 abi_v4_pass_in_fpr): New functions.
6056 (rs6000_function_arg_boundary): Exclude complex IBM long double
6057 from 64-bit alignment when ABI_V4.
6058 (rs6000_function_arg, rs6000_function_arg_advance_1,
6059 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6061 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6063 PR rtl-optimization/71028
6064 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6065 jump with just a return in the fallthrough block if the branch
6066 block contains just a return as well.
6068 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6070 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6071 * match.pd ((X & Y) ^ Y): ... this.
6072 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6073 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6075 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6077 * read-md.c (require_char_ws): New function.
6078 (read_string): Simplify using require_char_ws.
6079 (handle_constants): Likewise.
6080 (handle_enum): Likewise.
6081 (handle_file): Likewise.
6082 * read-md.h (require_char_ws): New declaration.
6083 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6084 (read_mapping): Likewise.
6085 (read_rtx_code): Likewise.
6086 (read_nested_rtx): Likewise.
6088 2016-05-10 James Norris <jnorris@codesourcery.com>
6090 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6091 if offloading is enabled and -fopenacc or -fopenmp is specified.
6092 (CRTOFFLOADEND): Likewise.
6093 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6094 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6096 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6099 gotoff_operand code paths. Use copy_to_suggested_regs and
6100 expand_simple_binop where appropriate. Cleanup.
6102 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6105 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6107 (dimode_scalar_chain::vector_const_cost): New.
6108 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6109 (dimode_scalar_chain::convert_op): Likewise.
6110 (dimode_scalar_chain::convert_insn): Likewise.
6112 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6114 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6115 unary operation, not a binary one.
6117 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6120 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6121 calls with type casted fndecl.
6123 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6125 PR tree-optimization/70786
6126 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6127 * calls.c (initialize_argument_information): Bind bounds
6128 with corresponding args passed by reference.
6130 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6133 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6134 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6135 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6138 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6141 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6142 code for a zero scale factor.
6143 (vsx_xvcvdpuxds_scale): Likewise.
6145 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6147 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6148 if show_ruler_p was set on the context.
6149 (layout::show_ruler): New method.
6150 * diagnostic.h (struct diagnostic_context): Add field
6153 2016-05-10 Richard Biener <rguenther@suse.de>
6155 PR tree-optimization/71039
6156 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6157 (chk_uses): New function.
6158 (propagate_with_phi): Verify we can safely replicate the lhs of an
6159 aggregate assignment on all incoming edges.
6161 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6163 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6165 (rx_atomic_sequence): New class.
6166 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6167 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6169 (rx_atomic_sequence::rx_atomic_sequence,
6170 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6171 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6172 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6173 CTRLREG_INTB): New constants.
6174 (FETCHOP): New code iterator.
6175 (fethcop_name, fetchop_name2): New iterator code attributes.
6176 (QIHI): New mode iterator.
6177 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6178 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6179 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6181 2016-05-10 Martin Liska <mliska@suse.cz>
6183 * tree-inline.c (remap_dependence_clique): Do not remap
6184 debugging statements.
6186 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6188 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6189 ("*fixuns_truncdfdi2_z13")
6190 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6191 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6192 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6194 2016-05-10 Richard Biener <rguenther@suse.de>
6196 PR tree-optimization/70497
6197 PR tree-optimization/28367
6198 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6200 (visit_reference_op_load): ... here.
6201 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6202 with simplified BIT_FIELD_REFs.
6203 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6204 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6207 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6209 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6210 documentation comment. For BLOCK nodes, add a
6211 DW_AT_abstract_origin attribute that points to the DIE generated
6212 for the origin BLOCK.
6213 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6214 blocks from inlined functions.
6216 2016-05-10 Alan Modra <amodra@gmail.com>
6219 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6220 regrename modifying insns saving lr before __morestack call.
6221 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6222 insns restoring lr after __morestack call.
6224 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6226 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6227 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6229 * config/i386/sse.md (vec_interleave_high<mode>,
6230 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6231 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6233 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6235 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6236 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6237 parallel reassociation for power8 and forward.
6239 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.md (absneg splitters with general regs): Use
6242 general_reg_operand predicate.
6243 (btsq peephole2): Use x86_64_immediate_operand to check if new
6244 value is suitable for immediate operand. Generate emitted insn
6245 using RTL expressions.
6246 (btcq peephole2): Ditto.
6247 (btrq peephole2): Ditto. Generate correct immediate operand
6250 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6252 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6255 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6257 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6258 pointer dereference.
6260 2016-05-09 Richard Biener <rguenther@suse.de>
6262 PR tree-optimization/70985
6263 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6264 op0 isn't a gimple register.
6266 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6268 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6269 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6270 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6271 (i6400_fpu_mult): New cpu units.
6272 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6273 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6274 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6275 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6276 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6277 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6278 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6279 (i6400_msa_long_float4, i6400_msa_long_float5)
6280 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6281 (i6400_msa_fdiv_sf): New reservations.
6282 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6283 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6284 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6285 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6286 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6287 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6288 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6289 (msa_short_store4, msa_long_load, msa_short_store)
6290 (msa_long_logic, msa_long_float2, msa_long_float4)
6291 (msa_long_float5, msa_long_float8, msa_long_mult)
6292 (msa_long_fdiv, msa_long_div): New reservations.
6294 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6295 Sameera Deshpande <sameera.deshpande@imgtec.com>
6296 Matthew Fortune <matthew.fortune@imgtec.com>
6297 Graham Stott <graham.stott@imgtec.com>
6298 Chao-ying Fu <chao-ying.fu@imgtec.com>
6300 * config.gcc: Add MSA header file for mips*-*-* target.
6301 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6302 (Ubv8i, Urv8): New constraints.
6303 * config/mips/mips-ftypes.def: Add function types for MSA
6305 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6306 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6307 * config/mips/mips-msa.md: New file.
6308 * config/mips/mips-protos.h
6309 (mips_split_128bit_const_insns): New prototype.
6310 (mips_msa_idiv_insns): Likewise.
6311 (mips_split_128bit_move): Likewise.
6312 (mips_split_128bit_move_p): Likewise.
6313 (mips_split_msa_copy_d): Likewise.
6314 (mips_split_msa_insert_d): Likewise.
6315 (mips_split_msa_fill_d): Likewise.
6316 (mips_expand_msa_branch): Likewise.
6317 (mips_const_vector_same_val_p): Likewise.
6318 (mips_const_vector_same_bytes_p): Likewise.
6319 (mips_const_vector_same_int_p): Likewise.
6320 (mips_const_vector_shuffle_set_p): Likewise.
6321 (mips_const_vector_bitimm_set_p): Likewise.
6322 (mips_const_vector_bitimm_clr_p): Likewise.
6323 (mips_msa_vec_parallel_const_half): Likewise.
6324 (mips_msa_output_division): Likewise.
6325 (mips_ldst_scaled_shift): Likewise.
6326 (mips_expand_vec_cond_expr): Likewise.
6327 * config/mips/mips.c (enum mips_builtin_type): Add
6328 MIPS_BUILTIN_MSA_TEST_BRANCH.
6329 (mips_gen_const_int_vector_shuffle): New prototype.
6330 (mips_const_vector_bitimm_set_p): New function.
6331 (mips_const_vector_bitimm_clr_p): Likewise.
6332 (mips_const_vector_same_val_p): Likewise.
6333 (mips_const_vector_same_bytes_p): Likewise.
6334 (mips_const_vector_same_int_p): Likewise.
6335 (mips_const_vector_shuffle_set_p): Likewise.
6336 (mips_symbol_insns): Forbid loading symbols via immediate for
6338 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6340 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6342 (mips_lx_address_p): Add support load indexed address for MSA.
6343 (mips_address_insns): Add calculation of instructions needed for
6344 stores and loads for MSA.
6345 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6346 CONST_VECTOR for MSA and let it fall through.
6347 (mips_ldst_scaled_shift): New function.
6348 (mips_subword_at_byte): Likewise.
6349 (mips_msa_idiv_insns): Likewise.
6350 (mips_legitimize_move): Validate MSA moves.
6351 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6352 calculation of costs for MSA division.
6353 (mips_split_move_p): Check if MSA moves need splitting.
6354 (mips_split_move): Split MSA moves if necessary.
6355 (mips_split_128bit_move_p): New function.
6356 (mips_split_128bit_move): Likewise.
6357 (mips_split_msa_copy_d): Likewise.
6358 (mips_split_msa_insert_d): Likewise.
6359 (mips_split_msa_fill_d): Likewise.
6360 (mips_output_move): Handle MSA moves.
6361 (mips_expand_msa_branch): New function.
6362 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6363 Reinstate 'y' modifier.
6364 (mips_file_start): Add MSA .gnu_attribute.
6365 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6367 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6368 (mips_class_max_nregs): Add register size for MSA supported mode.
6369 (mips_cannot_change_mode_class): Allow conversion between MSA
6370 vector modes and TImode.
6371 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6373 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6374 (mips_preferred_simd_mode): Add preffered modes for MSA.
6375 (mips_vector_mode_supported_p): Add MSA supported modes.
6376 (mips_autovectorize_vector_sizes): New function.
6377 (mips_msa_output_division): Likewise.
6378 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6379 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6380 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6381 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6382 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6383 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6384 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6385 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6386 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6387 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6388 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6389 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6390 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6391 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6392 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6393 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6394 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6395 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6396 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6397 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6398 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6399 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6400 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6401 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6402 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6403 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6404 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6405 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6406 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6407 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6408 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6409 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6410 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6411 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6412 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6413 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6414 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6415 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6416 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6417 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6418 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6419 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6420 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6421 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6422 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6423 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6424 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6425 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6426 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6427 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6428 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6429 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6430 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6431 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6432 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6433 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6434 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6435 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6436 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6437 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6438 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6439 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6440 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6441 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6442 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6443 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6444 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6445 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6446 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6447 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6448 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6449 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6450 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6451 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6452 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6453 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6454 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6455 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6456 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6457 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6458 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6459 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6460 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6461 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6462 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6463 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6464 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6465 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6466 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6467 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6468 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6469 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6470 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6471 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6472 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6473 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6474 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6475 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6476 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6477 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6478 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6479 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6480 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6481 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6482 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6483 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6484 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6485 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6486 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6487 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6488 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6489 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6490 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6491 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6492 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6493 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6494 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6495 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6496 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6497 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6498 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6499 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6500 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6501 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6502 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6503 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6504 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6505 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6506 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6507 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6508 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6509 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6510 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6511 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6512 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6513 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6514 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6515 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6516 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6517 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6518 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6519 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6520 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6521 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6522 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6523 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6524 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6525 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6526 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6527 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6528 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6530 (mips_get_builtin_decl_index): New array.
6531 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6532 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6533 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6534 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6535 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6537 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6539 (mips_expand_builtin_insn): Prepare operands for
6540 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6541 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6542 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6543 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6544 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6545 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6546 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6547 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6548 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6549 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6550 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6551 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6552 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6553 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6554 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6555 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6556 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6557 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6558 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6559 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6560 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6561 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6562 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6563 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6564 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6565 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6566 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6567 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6568 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6569 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6570 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6571 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6572 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6573 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6574 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6575 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6576 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6577 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6578 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6579 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6580 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6581 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6582 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6583 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6584 These are set implicitly and an error is reported if overridden.
6585 (mips_expand_builtin_msa_test_branch): New function.
6586 (mips_expand_msa_shuffle): Likewise.
6587 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6588 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6589 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6590 (mips_expand_vec_unpack): Add support for MSA.
6591 (mips_expand_vector_init): Likewise.
6592 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6593 instead of const0_rtx.
6594 (mips_msa_vec_parallel_const_half): New function.
6595 (mips_gen_const_int_vector): Likewise.
6596 (mips_gen_const_int_vector_shuffle): Likewise.
6597 (mips_expand_msa_cmp): Likewise.
6598 (mips_expand_vec_cond_expr): Likewise.
6599 * config/mips/mips.h
6600 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6601 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6603 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6604 (ISA_HAS_MSA): New macro.
6605 (UNITS_PER_MSA_REG): Likewise.
6606 (BITS_PER_MSA_REG): Likewise.
6607 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6608 (MSA_REG_FIRST): New macro.
6609 (MSA_REG_LAST): Likewise.
6610 (MSA_REG_NUM): Likewise.
6611 (MSA_REG_P): Likewise.
6612 (MSA_REG_RTX_P): Likewise.
6613 (MSA_SUPPORTED_MODE_P): Likewise.
6614 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6615 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6616 * config/mips/mips.md: Include mips-msa.md.
6617 (alu_type): Add simd_add.
6618 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6619 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6620 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6621 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6622 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6623 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6624 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6625 simd_move, simd_load, simd_store. Choose "multi" for moves
6627 (qword_mode): New attribute.
6628 (insn_count): Add instruction count for quad moves.
6629 Increase the count for MIPS SIMD division.
6630 (UNITMODE): Add UNITMODEs for vector types.
6631 (addsub): New code iterator.
6632 * config/mips/mips.opt (mmsa): New option.
6633 * config/mips/msa.h: New file.
6634 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6636 * config/mips/mti-linux.h: Likewise.
6637 * config/mips/predicates.md
6638 (const_msa_branch_operand): New constraint.
6639 (const_uimm3_operand): Likewise.
6640 (const_uimm4_operand): Likewise.
6641 (const_uimm5_operand): Likewise.
6642 (const_uimm8_operand): Likewise.
6643 (const_imm5_operand): Likewise.
6644 (aq10b_operand): Likewise.
6645 (aq10h_operand): Likewise.
6646 (aq10w_operand): Likewise.
6647 (aq10d_operand): Likewise.
6648 (const_m1_operand): Likewise.
6649 (reg_or_m1_operand): Likewise.
6650 (const_exp_2_operand): Likewise.
6651 (const_exp_4_operand): Likewise.
6652 (const_exp_8_operand): Likewise.
6653 (const_exp_16_operand): Likewise.
6654 (const_vector_same_val_operand): Likewise.
6655 (const_vector_same_simm5_operand): Likewise.
6656 (const_vector_same_uimm5_operand): Likewise.
6657 (const_vector_same_uimm6_operand): Likewise.
6658 (const_vector_same_uimm8_operand): Likewise.
6659 (par_const_vector_shf_set_operand): Likewise.
6660 (reg_or_vector_same_val_operand): Likewise.
6661 (reg_or_vector_same_simm5_operand): Likewise.
6662 (reg_or_vector_same_uimm6_operand): Likewise.
6663 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6665 * doc/invoke.texi (-mmsa): Document new option.
6667 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6669 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6670 * configure: Regenerate.
6671 * config.in: Regenerate.
6672 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6674 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6675 (ENDFILE_VTV_SPEC): Define.
6677 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6679 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6680 registers in all interrupt handlers if necessary.
6681 (rl78_option_override): Add warning.
6682 (MUST_SAVE_MDUC_REGISTERS): New macro.
6683 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6684 * config/rl78/rl78.c (check_mduc_usage): New function.
6685 (mduc_regs): New structure to hold MDUC register data.
6686 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6687 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6688 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6689 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6690 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6691 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6693 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6695 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6696 (tree-ssa-loop-niter.h): Ditto.
6697 (idx_within_array_bound, ref_within_array_bound): New functions.
6698 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6699 Factor out check on writable base object to ...
6700 (base_object_writable): ... here.
6702 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6704 * config/arm/arm.md (probe_stack): Add modes to set source
6707 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6709 * regrename.c (base_reg_class_for_rename): New static function.
6710 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6712 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6714 * cgraph.c (thunk_adjust): Export.
6715 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6716 * cgraphunit.c (thunk_adjust): Export.
6717 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6719 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6721 * tree-inline.c (expand_call_inline): Expand thunks inline.
6723 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6727 (*sse2_vd_cvtss2sd): Ditto.
6728 * config/i386/i386.md
6729 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6730 Generate *sse2_vd_cvtsd2ss pattern.
6731 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6732 Generate *sse2_vd_cvtss2sd pattern.
6734 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6736 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6737 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6740 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6742 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6743 * config/sh/sh.c: Define and declare variables on first use throughout
6745 (current_function_interrupt): Change to bool type.
6746 (frame_insn): Rename to emit_frame_insn and update users.
6747 (push_regs): Use bool for 'interrupt_handler' argument.
6748 (save_schedule_s): Remove.
6749 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6750 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6751 targetm.asm_out.unaligned_op.di.
6752 (gen_far_branch): Remove redundant forward declaration.
6753 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6754 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6755 (sh_set_return_address, sh_function_ok_for_sibcall,
6756 scavenge_reg): Update comments.
6757 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6758 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6759 (sh_attr_renesas_p): Remove unnecessary parentheses.
6760 (branch_dest): Simplify.
6761 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6762 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6763 (CUMULATIVE_ARGS): Change macro to typedef.
6764 (current_function_interrupt): Change to bool type.
6765 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6766 Surround with __cplusplus ifdef.
6767 (sh_compare_op0, sh_compare_op1): Remove.
6768 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6770 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6772 * config/arm/arm.md: (arch): Add neon.
6773 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6774 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6775 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6776 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6777 attributes for alt renumbering. Mark alt 3 as non-predicable.
6778 (thumb2_movdf_vfp): Likewise.
6780 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6783 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6784 (*andqi_1): Add preferred_for_speed attribute to disparage
6785 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6786 (*<code>qi_1): Ditto.
6787 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6788 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6789 (*ashlqi3_1): Ditto.
6790 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6791 Add preferred_for_size attribute to disparage alternative 0 and
6792 preferred_for_speed attribute to disparage alternative 1 for
6793 TARGET_PARTIAL_REG_STALL targets.
6795 2016-05-07 Tom de Vries <tom@codesourcery.com>
6797 PR tree-optimization/70956
6798 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6801 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6803 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6804 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6805 * config/sh/sh.md (branch_zero): Remove define_attr.
6806 (define_delay): Disable delay slot if branch distance is one insn.
6808 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/i386.md (LEAMODE): New mode attribute.
6811 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6812 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6813 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6814 operand 2 predicate.
6815 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6816 (*lea<mode>_general_3): Ditto.
6817 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6819 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6821 * genmddump.c (main): Convert argv from char ** to const char **.
6823 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6825 * coretypes.h (OVERRIDE): New macro.
6828 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6830 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6831 allow coalescing if the types are compatible.
6833 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6835 * pass_manager.h (pass_manager::register_pass_name): New method.
6836 (pass_manager::get_pass_by_name): New method.
6837 (pass_manager::create_pass_tab): New method.
6838 (pass_manager::m_name_to_pass_map): New field.
6839 * passes.c (name_to_pass_map): Delete global in favor of field
6840 "m_name_to_pass_map" of pass_manager.
6841 (register_pass_name): Rename from a function to...
6842 (pass_manager::register_pass_name): ...this method, updating
6843 for renaming of global "name_to_pass_map" to field
6844 "m_name_to_pass_map".
6845 (create_pass_tab): Rename from a function to...
6846 (pass_manager::create_pass_tab): ...this method, updating
6847 for renaming of global "name_to_pass_map" to field.
6848 (get_pass_by_name): Rename from a function to...
6849 (pass_manager::get_pass_by_name): ...this method.
6850 (enable_disable_pass): Convert use of get_pass_by_name to
6851 a method call, locating the pass_manager singleton.
6853 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6855 * genattr-common.c (main): Convert argv from char ** to const char **.
6856 * genattr.c (main): Likewise.
6857 * genattrtab.c (main): Likewise.
6858 * genautomata.c (initiate_automaton_gen): Likewise.
6860 * gencodes.c (main): Likewise.
6861 * genconditions.c (main): Likewise.
6862 * genconfig.c (main): Likewise.
6863 * genconstants.c (main): Likewise.
6864 * genemit.c (main): Likewise.
6865 * genenums.c (main): Likewise.
6866 * genextract.c (main): Likewise.
6867 * genflags.c (main): Likewise.
6868 * genmddeps.c (main): Likewise.
6869 * genopinit.c (main): Likewise.
6870 * genoutput.c (main): Likewise.
6871 * genpeep.c (main): Likewise.
6872 * genpreds.c (main): Likewise.
6873 * genrecog.c (main): Likewise.
6874 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6875 (init_rtx_reader_args): Likewise.
6876 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6877 (init_rtx_reader_args): Likewise.
6878 * gentarget-def.c (main): Likewise.
6879 * read-md.c (read_md_files): Likewise.
6880 * read-md.h (read_md_files): Likewise.
6882 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6884 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6885 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6886 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6887 Remove unused predicate.
6888 (register_and_not_fp_reg_operand): Ditto.
6890 2016-05-06 Martin Liska <mliska@suse.cz>
6892 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6893 instead of vec as the vector is local to the function.
6895 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6897 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6898 avx512bw alternative.
6900 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6901 before the ashr<mode>3 pattern.
6903 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6904 v instead of x in vex or maybe_vex alternatives, use
6905 maybe_evex instead of vex in prefix.
6907 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6908 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6909 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6910 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6913 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6914 v instead of x in vex or maybe_vex alternatives, use
6915 maybe_evex instead of vex in prefix.
6917 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6918 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6919 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6920 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6921 alternatives, use maybe_evex instead of vex in prefix.
6923 * config/i386/sse.md (vec_interleave_lowv4sf,
6924 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6925 v instead of x in vex or maybe_vex alternatives, use
6926 maybe_evex instead of vex in prefix.
6928 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6929 v instead of x in vex or maybe_vex alternatives, use
6930 maybe_evex instead of vex in prefix.
6932 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6933 v constraint instead of x.
6935 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6937 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6938 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6941 2016-05-06 Richard Biener <rguenther@suse.de>
6943 PR tree-optimization/70948
6944 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6945 Properly clobber all fields of va_list for __builtin_va_start.
6947 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6950 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6951 loop latch destination.
6953 2016-05-06 Martin Liska <mliska@suse.cz>
6955 * tree-ssa-uninit.c: Apply manual changes
6956 to the GNU coding style.
6957 (prune_uninit_phi_opnds): Rename from
6958 prune_uninit_phi_opnds_in_unrealizable_paths.
6960 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6962 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6963 mspace): Remove deprecated options.
6964 * doc/invoke.texi (SH options): Remove -mspace.
6966 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6968 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6970 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6972 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6973 corresponding combine split pattern.
6975 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6978 * config/sh/predicates.md (long_displacement_mem_operand): New.
6979 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6980 Add movi20, movi20s alternatives. Adjust length attribute for
6982 (movsi_ie): Allow for any FPU. Adjust length attribute for
6984 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6985 attribute for alternatives.
6986 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6987 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6988 length attribute for alternatives.
6990 2016-05-06 Richard Biener <rguenther@suse.de>
6992 PR tree-optimization/70960
6993 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6995 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6998 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6999 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7001 2016-05-06 Marek Polacek <polacek@redhat.com>
7004 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7006 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7009 * config/sh/sh.md (*rotcr): Add another variant.
7011 2016-05-06 Richard Biener <rguenther@suse.de>
7014 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7016 2016-05-06 Richard Biener <rguenther@suse.de>
7019 * fold-const.c (split_tree): Always convert to the original type
7022 2016-05-06 Richard Biener <rguenther@suse.de>
7024 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7025 (fwprop_addr): Likewise.
7027 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7032 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7033 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7034 the splitter condition.
7035 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7036 the splitter condition.
7037 (FP float_extend load splitter): Ditto.
7039 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7041 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7042 to REGNO in all peephole2 patterns.
7043 (post-reload splitters): Change true_regnum to REGNO in
7044 post-reload splitters.
7045 (zero_extend splitters): Use general_reg_operand and
7046 nonimmediate_gr_operand predicates.
7048 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7050 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7051 v constraint instead of x.
7053 2016-05-05 Alan Modra <amodra@gmail.com>
7056 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7057 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7058 TARGET_NO_FP_IN_TOC for -mrelocatable.
7059 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7060 TARGET_RELOCATABLE test.
7061 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7062 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7063 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7064 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7065 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7066 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7067 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7068 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7069 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7070 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7072 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7073 (rs6000_stack_info): Likewise.
7074 (rs6000_elf_asm_out_constructor): Likewise.
7075 (rs6000_elf_asm_out_destructor): Likewise.
7076 (rs6000_elf_declare_function_name): Likewise.
7077 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7078 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7081 2016-05-05 Alan Modra <amodra@gmail.com>
7083 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7085 2016-05-05 Alan Modra <amodra@gmail.com>
7087 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7088 out-of-line gpr restore for one or two regs if that would add
7091 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/i386.md
7095 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7096 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7097 as operand 0 predicate.
7098 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7100 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7101 Ditto. Emit the pattern using RTX.
7103 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7104 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7105 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7106 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7108 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7109 sse_reg_operand as operand 0 predicate.
7111 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7112 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7113 instead of gen_rtx_REG.
7114 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7117 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7119 * function.c (emit_use_return_register_into_block): Delete.
7120 (gen_return_pattern): Delete.
7121 (emit_return_into_block): Delete.
7122 (active_insn_between): Delete.
7123 (convert_jumps_to_returns): Delete.
7124 (emit_return_for_exit): Delete.
7125 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7126 simple_return for shrink-wrapped blocks.
7127 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7128 end of blocks that need one.
7129 (get_unconverted_simple_return): Delete.
7130 (convert_to_simple_return): Delete.
7131 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7132 (convert_to_simple_return): Ditto.
7134 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7136 * cfgcleanup.c (bb_is_just_return): New function.
7137 (try_optimize_cfg): Simplify jumps to return, branches to return,
7138 and branches around return.
7140 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7142 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7145 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7149 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7150 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7151 assert flags & OEP_HASH_CHECK, instead of asserting it
7152 never happens. Handle TARGET_EXPR.
7153 * fold-const.c (operand_equal_p): For hash verification,
7154 or in OEP_HASH_CHECK into flags.
7156 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7158 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7160 (compute_samebase_partition_bases): Fix typo.
7162 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7164 * config/i386/sse.md (vec_interleave_highv8sf,
7165 vec_interleave_lowv8sf, vec_interleave_highv4df,
7166 vec_interleave_lowv4df): Remove constraints from expanders.
7168 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7170 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7172 * tree-inline.c (expand_call_inline): Fix path dealing with
7173 making lhs of call statement undefined.
7175 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7177 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7178 Check availability on NODE, too.
7179 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7180 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7181 (varpool_node::call_for_symbol_and_aliase): Likewise.
7182 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7183 (propagate_pure_const): Propagate across interposable functions, too.
7184 (skip_function_for_local_pure_const): Do not skip interposable bodies
7186 (pass_local_pure_const::execute): Update.
7188 2016-05-04 Marek Polacek <polacek@redhat.com>
7190 * doc/invoke.texi: Document -Wdangling-else.
7192 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7194 * config.gcc: Error out when conflicting multilib is detected. Do not
7195 loop over multilibs since no combination is legal.
7197 2016-05-04 Alan Modra <amodra@gmail.com>
7199 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7200 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7201 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7204 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7206 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7207 Clean up p5600 comments.
7209 2016-05-04 Richard Biener <rguenther@suse.de>
7211 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7212 constructor simplifications.
7213 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7215 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7217 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7218 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7219 result.set_rtx is null instead of aborting.
7220 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7222 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7223 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7224 *mov<mode>_store_postinc): New patterns.
7226 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7228 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7229 as commutative. Check both conversions are NOP.
7230 ((A & B) OP (C & B)): Remove.
7232 2016-05-04 Alan Modra <amodra@gmail.com>
7234 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7236 2016-05-04 Alan Modra <amodra@gmail.com>
7239 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7240 when cr2,3,4 are all fixed regs.
7242 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7244 PR rtl-optimization/57193
7245 * opts.c (default_options_table): Revert OPT_frename_registers change.
7246 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7248 2016-05-03 Martin Sebor <msebor@redhat.com>
7251 * builtins.c (fold_builtin_FILE): New function.
7252 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7253 (fold_builtin_0): Call them.
7254 * gimplify.c (gimplify_call_expr): Remove the handling of
7255 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7258 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7259 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7263 * doc/extend.texi (Function Names as Strings): Update __func__,
7264 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7267 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7268 Richard Biener <rguenther@suse.de>
7270 PR tree-optimization/70916
7271 * tree-if-conv.c: Include cfganal.h.
7272 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7273 and remove_fake_exit_edges around the optimization pass.
7275 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7277 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7278 (cgraph_edge::make_direct): Likewise.
7279 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7280 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7281 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7282 (CIF_THUNK): New code.
7283 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7284 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7285 (compute_inline_parameters): Set inline_failed for thunks.
7286 (inline_analyze_function): Cleanup.
7287 * ipa-inline.c (can_inline_edge_p): Do not deal with
7288 call_stmt_cannot_inline_p.
7289 (can_early_inline_edge_p): Likewise.
7290 (early_inliner): Initialize inline_failed.
7291 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7293 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7296 from nonimm_ssenomem_operand.
7297 (nonimm_ssenomem_operand): New predicate.
7298 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7299 as operand 0 predicate.
7300 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7301 Disable unsupported alternatives using "enabled" attribute.
7302 Use register_ssemem_operand as operand 0 predicate.
7303 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7305 2016-05-03 Marek Polacek <polacek@redhat.com>
7308 * input.c (expansion_point_location): New function.
7309 * input.h (expansion_point_location): Declare.
7311 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7313 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7314 occurence with frame_offset_ ones.
7316 2016-05-03 Alan Modra <amodra@gmail.com>
7318 PR rtl-optimization/70890
7319 * ira.c (combine_and_move_insns): When moving def_insn, remove
7322 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7324 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7325 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7326 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7327 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7329 2016-05-03 Alan Modra <amodra@gmail.com>
7331 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7332 for SAVE_MULTIPLE/STORE_MULTIPLE.
7334 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7336 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7337 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7339 2016-05-03 Richard Biener <rguenther@suse.de>
7341 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7343 (gimplify_arg): Likewise.
7344 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7345 re-writing the result to a decl if required.
7346 (internal_get_tmp_var): Add allow_ssa parameter
7347 and override into_ssa with it.
7348 (get_formal_tmp_var): Adjust.
7349 (get_initialized_tmp_var): Add allow_ssa parameter.
7350 (gimplify_arg): Add allow_ssa parameter and avoid generating
7351 SSA names for the result false.
7352 (gimplify_call_expr): If the call may return twice do not
7353 gimplify parameters into SSA.
7354 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7355 (gimplify_modify_expr): Adjust assert. For noreturn calls
7356 with a SSA name LHS adjust its def.
7357 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7358 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7359 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7360 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7361 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7362 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7363 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7364 (optimize_target_teams): Do not allow SSA names for clause operands.
7365 (gimplify_expr): Likewise for where we mark the result addressable.
7366 * passes.def (pass_init_datastructures): Remove.
7367 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7368 (rewrite_stmt): Likewise.
7369 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7370 (replace_locals_op): Replace SSA names.
7371 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7372 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7373 * cgraph.c (release_function_body): Free CFG annotations only
7374 when we have a CFG. Simplify.
7375 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7376 force_gimple_operand instead of get_initialized_tmp_var.
7377 * tree-pass.h (make_pass_init_datastructures): Remove.
7378 * tree-ssa.c (execute_init_datastructures): Remove.
7379 (pass_data_init_datastructures): Likewise.
7380 (class pass_init_datastructures): Likewise.
7381 (make_pass_init_datastructures): Likewise.
7382 * omp-low.c (create_omp_child_function): Init SSA data structures.
7383 (grid_expand_target_grid_body): Likewise.
7384 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7385 name before adding it to names_to_release.
7386 (remove_bb): Always release SSA defs.
7387 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7388 before dereferencing it.
7389 * cgraphunit.c (init_lowered_empty_function): Always
7390 int SSA data structures.
7391 * tree-ssanames.c (release_defs): Remove assert that we are in
7393 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7395 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7396 Uros Bizjak <ubizjak@gmail.com>
7398 PR rtl-optimization/70467
7399 * config/i386/predicates.md (x86_64_hilo_int_operand,
7400 x86_64_hilo_general_operand): New predicates.
7401 * config/i386/constraints.md (Wd): New constraint.
7402 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7403 (general_hilo_operand): New mode attr.
7404 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7405 instead of <general_operand>.
7406 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7407 x86_64_hilo_general_operand instead of <general_operand>.
7409 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7411 PR tree-optimization/70916
7412 * tree-if-conv.c (constant_or_ssa_name): Removed.
7413 (fold_build_cond_expr): Use is_gimple_val instead of
7414 constant_or_ssa_name.
7416 PR tree-optimization/70916
7417 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7418 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7421 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7422 (optimize_atomic_bit_test_and): New function.
7423 (pass_fold_builtins::execute): Use it.
7424 * optabs.def (atomic_bit_test_and_set_optab,
7425 atomic_bit_test_and_complement_optab,
7426 atomic_bit_test_and_reset_optab): New optabs.
7427 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7428 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7429 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7430 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7431 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7432 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7433 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7434 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7435 atomic_bit_test_and_complement@var{mode},
7436 atomic_bit_test_and_reset@var{mode}): Document.
7437 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7438 atomic_bit_test_and_complement<mode>,
7439 atomic_bit_test_and_reset<mode>): New expanders.
7440 (atomic_bit_test_and_set<mode>_1,
7441 atomic_bit_test_and_complement<mode>_1,
7442 atomic_bit_test_and_reset<mode>_1): New insns.
7444 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7446 PR rtl-optimization/70687
7447 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7448 instead of unsigned HOST_WIDE_INT.
7450 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7452 PR rtl-optimization/44281
7453 * hard-reg-set.h (struct target_hard_regs): New field
7454 x_fixed_nonglobal_reg_set.
7455 (fixed_nonglobal_reg_set): New macro.
7456 * reginfo.c (init_reg_sets_1): Initialize it.
7457 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7459 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7461 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7463 PR tree-optimization/56541
7464 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7465 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7466 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7467 (any_complicated_phi): new static variable.
7468 (aggressive_if_conv): delete.
7469 (if_convertible_phi_p): support phis with more than two arguments.
7470 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7471 critical pred edges.
7472 (ifcvt_split_critical_edges): support phis with more than two
7473 arguments by checking new parameter. only split critical edges
7475 (tree_if_conversion): handle simd pragma marked loop using new
7476 local variable aggressive_if_conv. check any_complicated_phi.
7478 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7480 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7483 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7485 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7488 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7490 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7491 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7492 define_insn_and_split.
7493 (mulsi3_i): New define_insn_and_split.
7494 (mulsi3_call): Convert to define_insn.
7495 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7498 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7500 * machmode.h (mode_complex): Add support to give the complex mode
7502 (GET_MODE_COMPLEX_MODE): Likewise.
7503 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7504 stored by build_complex_type and gfc_build_complex_type instead of
7505 trying to figure out the appropriate mode based on the size. Raise
7506 an assertion error, if the type was not set.
7507 * genmodes.c (struct mode_data): Add field for the complex type of
7509 (blank_mode): Likewise.
7510 (make_complex_modes): Remember the complex mode created in the
7512 (emit_mode_complex): Write out the mode_complex array to map a
7513 type mode to the complex version.
7514 (emit_insn_modes_c): Likewise.
7515 * tree.c (build_complex_type): Set the complex type to use before
7516 calling layout_type.
7517 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7518 support for __float128 complex datatypes.
7519 (rs6000_hard_regno_mode_ok): Likewise.
7520 (rs6000_setup_reg_addr_masks): Likewise.
7521 (rs6000_complex_function_value): Likewise.
7522 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7523 __float128 and __ibm128 complex.
7524 (FLOAT128_IBM_P): Likewise.
7525 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7526 * doc/extend.texi (Additional Floating Types): Document that
7527 -mfloat128 must be used to enable __float128. Document complex
7528 __float128 and __ibm128 support.
7530 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7533 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7534 char/short arguments promoted to int because of promote_prototypes.
7536 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7538 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7539 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7540 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7541 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7542 alternatives using "enabled" attribute. Use register_ssemem_operand
7543 as operand 1 predicate.
7544 (*cmpi<unord>xf_i387): Split XFmode pattern from
7545 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7546 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7547 *absneg<mode>2_i387. Disable unsupported alternatives using
7548 "enabled" attribute.
7549 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7551 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7553 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7555 (oacc_loop_process): Check mask for loop termination.
7557 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7559 * cif-code.def (CIF_THUNK): Add.
7560 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7563 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7565 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7566 (dump_inline_summary): Dump it.
7567 (fp_expression_p): New predicate.
7568 (estimate_function_body_sizes): Use it.
7569 (inline_merge_summary): Merge fp_expressions.
7570 (inline_read_section): Read fp_expressions.
7571 (inline_write_summary): Write fp_expressions.
7572 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7573 codegen boundary if either caller or callee is !fp_expressions.
7574 * ipa-inline.h (inline_summary): Add fp_expressions.
7575 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7576 to fp_expressions be sure the fp generation flags are updated.
7578 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7580 PR rtl-optimization/70467
7581 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7583 PR rtl-optimization/70467
7584 * ipa-pure-const.c (check_call): Handle internal calls even in
7585 ipa mode like in local mode.
7587 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7589 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7591 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7593 * match.pd (X u< X, X u> X): New transformations.
7595 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7597 * flag-types.h (enum warn_strict_overflow_code): Move ...
7598 * coretypes.h: ... here.
7599 * fold-const.h (fold_overflow_warning): Declare.
7600 * fold-const.c (fold_overflow_warning): Make non-static.
7601 (fold_comparison): Move the transformation of X +- C1 CMP C2
7602 into X CMP C2 -+ C1 ...
7603 * match.pd: ... here.
7604 * gimple-fold.c (fold_stmt_1): Protect with
7605 fold_defer_overflow_warnings.
7607 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7609 * omp-low.c (struct oacc_loop): Add 'inner' field.
7610 (new_oacc_loop_raw): Initialize it to zero.
7611 (oacc_loop_fixed_partitions): Initialize it.
7612 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7613 available partitioning.
7615 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7617 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7619 (umulsidi3): Likewise.
7620 (indirect_jump): Fix jump instruction assembly patterns.
7622 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7625 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7626 (nvptx_function_value): Assert non-NULL cfun.
7628 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7630 PR rtl-optimization/70886
7631 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7633 * cselib.h (rtx_equal_for_cselib_1): Declare.
7634 (rtx_equal_for_cselib_p: New inline function.
7635 * cselib.c (rtx_equal_for_cselib_p): Delete.
7636 (rtx_equal_for_cselib_1): Make public.
7638 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7640 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7641 (register_mixssei387nonimm_operand): Remove predicate.
7642 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7643 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7644 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7645 for TARGET_MIX_SSE_I387 alternatives.
7646 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7647 Disable unsupported alternatives using "enabled" attribute. Use
7648 nonimm_ssenomem_operand as operand 1 predicate. Also check
7649 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7651 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7653 * tree.c (cst_and_fits_in_hwi): Simplify.
7655 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7657 * tree.h (wi::to_wide): New function.
7658 * expr.c (expand_expr_real_1): Use wi::to_wide.
7659 * fold-const.c (int_const_binop_1): Likewise.
7660 (extract_muldiv_1): Likewise.
7662 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7664 * wide-int.h: Update offset_int and widest_int documentation.
7665 (WI_SIGNED_SHIFT_RESULT): New macro.
7666 (wi::binary_shift): Define signed_shift_result_type for
7667 shifts on offset_int- and widest_int-like types.
7668 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7669 * tree.h (int_bit_position): Use shift operators instead of wi::
7671 * alias.c (adjust_offset_for_component_ref): Likewise.
7672 * expr.c (get_inner_reference): Likewise.
7673 * fold-const.c (fold_comparison): Likewise.
7674 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7675 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7676 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7677 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7678 (stmt_kills_ref_p): Likewise.
7679 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7680 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7682 (ao_ref_init_from_vn_reference): Likewise.
7684 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7686 * wide-int.h: Update offset_int and widest_int documentation.
7687 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7688 (wi::binary_traits): Allow ordered comparisons between offset_int and
7689 offset_int, between widest_int and widest_int, and between either
7690 of these types and basic C types.
7691 (operator <, <=, >, >=): Define for the same combinations.
7692 * tree.h (tree_int_cst_lt): Use comparison operators instead
7693 of wi:: comparisons.
7694 (tree_int_cst_le): Likewise.
7695 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7696 (fold_nonarray_ctor_reference): Likewise.
7697 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7698 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7699 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7700 * tree-sra.c (completely_scalarize): Likewise.
7701 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7702 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7703 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7704 (check_for_binary_op_overflow): Likewise.
7705 (search_for_addr_array): Likewise.
7706 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7708 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7710 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7711 (arc_save_restore): Likewise.
7712 (arc_dwarf_register_span): Likewise.
7713 (arc_output_pic_addr_const): Initialize suffix variable.
7715 2016-05-02 Martin Liska <mliska@suse.cz>
7717 * symbol-summary.h (function_summary::function_summary):
7718 Remove checking assert for all cgraph nodes.
7719 (function_summary::get): Check summary_uid.
7720 (symtab_insertion): Check summary_uid.
7722 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7724 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7725 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7727 (arc_dwarf_register_span): Remove enum keyword.
7728 (compact_memory_operand_p): New function.
7729 * config/arc/arc.h (reg_class): Add code density register classes.
7730 (REG_CLASS_NAMES): Likewise.
7731 (REG_CLASS_CONTENTS): Likewise.
7732 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7733 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7734 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7735 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7736 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7738 (h, Rcd, Rsd, Rzd): New register constraints.
7739 (T): Use compact_memory_operand_p function.
7740 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7742 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7744 * config/sh/sh.md (*negnegt, *movtt): Remove.
7746 2016-05-02 Marek Polacek <polacek@redhat.com>
7747 Tom de Vries <tom@codesourcery.com>
7749 PR tree-optimization/70700
7750 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7751 bigger than FIRST_REF_NODE.
7753 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7756 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7758 (prepare_cbranch_operands): Don't use scratch register. Assume that
7759 function is used when pseudos can be created.
7760 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7761 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7762 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7763 define_expand. Allow it only when pseudos can be created.
7764 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7766 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/constraints.md (BC): Only allow -1 operands.
7769 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7770 Add "enabled" attribute. Update XI mode attribute calculation.
7771 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7772 (*movoi_internal_avx): Update XI mode attribute calculation.
7773 (*movti_internal): Ditto.
7775 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7777 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7778 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7780 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7782 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7783 statement on instruction code. Remove trailing spaces.
7784 (altivec_expand_stv_builtin): Likewise.
7786 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7788 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7789 (TARGET_FPU_DOUBLE): Simplify.
7790 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7791 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7792 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7793 with 'TARGET_FPU_DOUBLE'.
7794 * config/sh/sh.md: Likewise.
7796 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7798 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7799 SH_DIV_STR_FOR_SIZE): Remove.
7800 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7801 SH_DIV_STR_FOR_SIZE): Remove.
7803 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7805 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7806 logical_reg_operand): Delete.
7807 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7808 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7809 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7810 match_operand and match_test.
7811 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7812 variables on their first use. Return bool values.
7813 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7814 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7815 arith_reg_operand for input operand. Remove empty constraints.
7817 (*xorsi3_compact): Rename to xorsi3.
7818 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7819 (*zero_extend<mode>si2_disp_mem): Update comment.
7822 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7824 * config/sh/t-sh: Remove SH5 support.
7825 * config.gcc: Likewise.
7826 * configure: Likewise.
7828 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7830 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7832 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7834 * config/sh/sh.c (register_sh_passes, sh_option_override,
7835 sh_print_operand, prepare_move_operands,
7836 sh_can_follow_jump): Remove TARGET_SH1 checks.
7837 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7838 PROMOTE_MODE): Likewise.
7839 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7842 2016-04-30 Alan Modra <amodra@gmail.com>
7844 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7845 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7846 Check for user regs later to avoid unnecessary looping over regs.
7847 Merge user reg check with non-saved reg check. Don't force
7848 inline VR restore when static chain used.
7849 (rs6000_frame_related): Omit eh_frame info for user regs when
7851 (fixed_regs_p): Delete.
7853 2016-04-30 Alan Modra <amodra@gmail.com>
7855 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7856 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7859 2016-04-30 Alan Modra <amodra@gmail.com>
7862 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7863 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7866 2016-04-30 Alan Modra <amodra@gmail.com>
7868 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7869 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7870 flag_pic test for Darwin.
7872 2016-04-30 Alan Modra <amodra@gmail.com>
7874 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7875 throw_calls_crossed.
7876 (REG_FREQ_CALLS_CROSSED): Delete.
7877 (REG_N_THROWING_CALLS_CROSSED): Delete.
7878 * regstat.c (regstat_bb_compute_ri): Don't calculate
7879 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7880 (dump_reg_info): Don't print call cross frequency.
7881 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7882 and REG_N_THROWING_CALLS_CROSSED.
7884 2016-04-30 Alan Modra <amodra@gmail.com>
7886 * regs.h (struct reg_info_t): Delete live_length.
7887 (REG_LIVE_LENGTH): Delete macro.
7888 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7889 local_live, local_processed and local_live_last_luid params.
7890 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7892 (regstat_compute_ri): Adjust for above. Don't set
7894 (dump_reg_info): Don't print live length.
7895 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7896 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7897 Localize loop_depth var.
7899 2016-04-30 Alan Modra <amodra@gmail.com>
7901 * ira.c (enum valid_equiv): New.
7902 (validate_equiv_mem): Return enum.
7903 (update_equiv_mem): Create replacement in more cases.
7904 (add_store_equivs): Update validate_equiv_mem call.
7906 2016-04-30 Alan Modra <amodra@gmail.com>
7908 * ira.c (combine_and_move_insns): Rather than scanning insns,
7909 use DF infrastucture to find use and def insns.
7911 2016-04-30 Alan Modra <amodra@gmail.com>
7913 ira.c (combine_and_move_insns): Move invariant conditions..
7914 (ira.c): ..to here. Call combine_and_move_insns before
7915 add_store_equivs. Call grow_reg_equivs later. Allocate
7916 req_equiv later using max_reg_num() rather than global max_regno.
7917 (contains_replace_regs): Delete.
7918 (add_store_equivs): Remove contains_replace_regs test.
7920 2016-04-30 Alan Modra <amodra@gmail.com>
7922 * ira.c (struct equiv_mem_data): New.
7923 (equiv_mem, equiv_mem_modified): Delete static vars.
7924 (validate_equiv_mem_from_store): Use "data" param to communicate..
7925 (validate_equiv_mem): ..from here.
7927 2016-04-30 Alan Modra <amodra@gmail.com>
7929 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7931 (update_reg_equivs): ..here. Move allocation and freeing of
7932 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7933 end_alias_analysis to..
7936 2016-04-30 Alan Modra <amodra@gmail.com>
7938 * ira.c (pdx_subregs): Delete.
7939 (struct equivalence): Add pdx_subregs field.
7940 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7942 (update_equiv_regs): Don't create or free pdx_subregs. Update
7945 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7947 * config/rs6000/altivec.h: Change definitions of vec_xl and
7949 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7950 (LD_ELEMREV_V2DI): New.
7951 (LD_ELEMREV_V4SF): New.
7952 (LD_ELEMREV_V4SI): New.
7953 (LD_ELEMREV_V8HI): New.
7954 (LD_ELEMREV_V16QI): New.
7955 (ST_ELEMREV_V2DF): New.
7956 (ST_ELEMREV_V2DI): New.
7957 (ST_ELEMREV_V4SF): New.
7958 (ST_ELEMREV_V4SI): New.
7959 (ST_ELEMREV_V8HI): New.
7960 (ST_ELEMREV_V16QI): New.
7963 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7964 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7965 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7966 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7967 (altivec_expand_builtin): Add handling for
7968 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7969 (rs6000_invalid_builtin): Add error-checking for
7970 RS6000_BTM_P9_VECTOR.
7971 (altivec_init_builtins): Define builtins used to implement vec_xl
7973 (rs6000_builtin_mask_names): Define power9-vector.
7974 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7975 (RS6000_BTM_P9_VECTOR): Define.
7976 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7977 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7978 (vsx_ld_elemrev_v2df): Likewise.
7979 (vsx_ld_elemrev_v4sf): Likewise.
7980 (vsx_ld_elemrev_v4si): Likewise.
7981 (vsx_ld_elemrev_v8hi): Likewise.
7982 (vsx_ld_elemrev_v16qi): Likewise.
7983 (vsx_st_elemrev_v2df): Likewise.
7984 (vsx_st_elemrev_v2di): Likewise.
7985 (vsx_st_elemrev_v4sf): Likewise.
7986 (vsx_st_elemrev_v4si): Likewise.
7987 (vsx_st_elemrev_v8hi): Likewise.
7988 (vsx_st_elemrev_v16qi): Likewise.
7989 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7992 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7994 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7996 (simplify_control_stmt_condition_1): ... here. Recurse into
7997 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7999 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8002 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8003 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8004 define_insn_and_split to define_insn.
8005 (zero_extendqi<mode>2_dot2): Same.
8006 (extendqi<mode>2_dot): Same.
8007 (extendqi<mode>2_dot2): Same.
8009 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8012 (probe_stack): New expander.
8013 (probe_stack_<mode>): New insn pattern.
8015 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.md
8018 (operations with memory inputs setting flags peephole2):
8019 Remove uneeded REG_P checks. Cleanup pattern generation.
8021 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8023 * tree-vect-loop.c (vect_transform_loop): Fix
8024 nb_iterations_upper_bound computation for vectorized loop.
8026 2016-04-29 Marek Polacek <polacek@redhat.com>
8027 Jakub Jelinek <jakub@redhat.com>
8030 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8031 TARGET_EXPR_SLOT as a base.
8033 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8035 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8036 with 'rCm2' constraints to limit possible immediate size.
8037 (*load_zeroextendqisi_update): Likewise.
8038 (*load_signextendqisi_update): Likewise.
8039 (*loadhi_update): Likewise.
8040 (*load_zeroextendhisi_update): Likewise.
8041 (*load_signextendhisi_update): Likewise.
8042 (*loadsi_update): Likewise.
8043 (*loadsf_update): Likewise.
8045 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8047 * config/i386/predicates.md (constm1_operand): Fix comparison.
8049 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8051 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8053 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8055 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8056 remaining SH5 related settings.
8057 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8058 shmedia_prepare_call_address): Delete.
8059 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8060 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8061 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8062 UNSUPPORTED_SH2A): Remove m5 checks.
8063 (sh_divide_strategy_e): Remove SH5 division strategies.
8064 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8065 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8067 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8069 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8071 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8073 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8074 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8076 * config/s390/vector.md ("mov<mode>"): Likewise.
8078 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8080 * config/s390/constraints.md ("U", "W"): Invoke
8081 s390_mem_constraint with "ZR" and "ZT".
8082 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8083 addresses when using LRA. Accept also short displacements for S
8084 and T constraints. Do not check for long displacement target for
8085 S and T constraints.
8086 (s390_mem_constraint): Remove handling of U and W constraints.
8087 * config/s390/s390.md (various patterns): Remove the short
8088 displacement constraints (Q and R) if a long displacement
8089 constraint is present. Add longdisp as required CPU capability.
8090 * config/s390/vector.md: Likewise.
8091 * config/s390/vx-builtins.md: Likewise.
8093 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8096 * reload1.c (reload): Call finish_spills before
8097 restarting reload loop. Skip select_reload_regs
8098 if update_eliminables_and_spill returns true.
8100 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8102 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8103 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8104 (umulhisi3_imm): Update predicates and constraint letters.
8105 (umulhisi3_reg): Declare instruction as commutative.
8106 * config/arc/constraints.md (J12, J16): New constraints.
8107 * config/arc/predicates.md (short_unsigned_const_operand): New
8109 (arc_short_operand): Likewise.
8110 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8112 2016-04-29 Richard Biener <rguenther@suse.de>
8114 PR tree-optimization/13962
8115 PR tree-optimization/65686
8116 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8117 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8118 using PTA to compare pointers.
8119 * match.pd: Add pattern for pointer equality compare simplification
8120 using ptrs_compare_unequal.
8122 2016-04-29 Richard Biener <rguenther@suse.de>
8124 * stor-layout.c (layout_type): Do not build a pointer-to-element
8127 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8129 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8130 Use SWI mode iterator. Use general_reg_operand predicate.
8131 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8132 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8135 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8138 * fold-const.c (operand_equal_p): Don't verify hash value equality
8140 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8143 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8146 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8147 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8148 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8149 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8150 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8152 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8154 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8155 to info. Don't initialize separate fields to 0. Clean up
8158 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/i386.md (peephole2s for operations with memory inputs):
8161 Use SWI mode iterator.
8162 (peephole2s for operations with memory outputs): Ditto.
8163 Do not check for stack checking probe.
8165 (probe_stack): Remove expander.
8167 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8168 Andrew Burgess <andrew.burgess@embecosm.com>
8170 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8171 operands as 32-bits.
8173 2016-04-28 Jason Merrill <jason@redhat.com>
8175 * gdbinit.in: Skip line-map.h.
8177 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8178 Andrew Burgess <andrew.burgess@embecosm.com>
8180 * config/arc/arc.c (arc_conditional_register_usage): Take
8181 TARGET_RRQ_CLASS into account.
8182 (arc_print_operand): Support printing 'p' and 's' operands.
8183 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8185 (TARGET_RRQ_CLASS): Define.
8186 (IS_POWEROF2_OR_0_P): Define.
8187 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8189 (*tst_movb): New define_insn.
8190 (*tst): Avoid recognition if it could prevent '*tst_movb'
8191 combination; replace c/CnL with c/Chs alternative.
8192 (*tst_bitfield_tst): New define_insn.
8193 (*tst_bitfield_asr): New define_insn.
8194 (*tst_bitfield): New define_insn.
8195 (andsi3_i): Add Rrq variant.
8196 (extzv): New define_expand.
8197 (insv): New define_expand.
8198 (*insv_i): New define_insn.
8199 (*movb): New define_insn.
8200 (*movb_signed): New define_insn.
8201 (*movb_high): New define_insn.
8202 (*movb_high_signed): New define_insn.
8203 (*movb_high_signed + 1): New define_split pattern.
8204 (*mrgb): New define_insn.
8205 (*mrgb + 1): New define_peephole2 pattern.
8206 (*mrgb + 2): New define_peephole2 pattern.
8207 * config/arc/arc.opt (mbitops): New option for nps400, uses
8208 TARGET_NPS_BITOPS_DEFAULT.
8209 * config/arc/constraints.md (q): Make register class conditional.
8210 (Rrq): New register constraint.
8211 (Chs): New constraint.
8212 (Clo): New constraint.
8213 (Chi): New constraint.
8214 (Cbf): New constraint.
8215 (Cbn): New constraint.
8216 (C18): New constraint.
8217 (Cbi): New constraint.
8219 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8221 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8223 (bitmap_intersection_of_preds): Ditto.
8224 (bitmap_union_of_succs): Ditto.
8225 (bitmap_union_of_preds): Ditto.
8226 * sbitmap.c (do_popcount): Delete.
8227 (BITMAP_DEBUGGING): Delete.
8228 (sbitmap_verify_popcount): Delete.
8229 (sbitmap_alloc): Don't initialize the popcount field.
8230 (sbitmap_alloc_with_popcount): Delete.
8231 (sbitmap_resize): Don't resize the popcount array.
8232 (sbitmap_vector_alloc): Don't initialize the popcount field.
8233 (bitmap_copy): Don't copy the popcount array.
8234 (bitmap_clear): Don't clear the popcount array.
8235 (bitmap_clear): Delete the popcount array handling.
8236 (bitmap_ior_and_compl): Delete the popcount assert.
8237 (bitmap_not): Ditto.
8238 (bitmap_and_compl): Ditto.
8239 (bitmap_and): Delete the popcount array handling.
8240 (bitmap_xor): Ditto.
8241 (bitmap_ior): Ditto.
8242 (bitmap_or_and): Delete the popcount assert.
8243 (bitmap_and_or): Ditto.
8244 (popcount_table): Delete.
8245 (sbitmap_elt_popcount): Delete.
8246 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8247 (bitmap_set_bit): Delete the popcount assert.
8248 (bitmap_clear_bit): Ditto.
8249 (sbitmap_free): Don't free the popcount array.
8250 (sbitmap_alloc_with_popcount): Delete declaration.
8251 (sbitmap_popcount): Ditto.
8253 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8254 Andrew Burgess <andrew.burgess@embecosm.com>
8256 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8257 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8258 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8259 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8260 * config/arc/arc.opt (mcmem): New option.
8261 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8262 supply length for r/m alternative.
8263 (*extendqisi2_ac): Likewise.
8264 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8266 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8267 (movhi_insn): Likewise.
8268 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8269 (*zero_extendqihi2_i): Add r/Ucm alternative.
8270 (*zero_extendqisi2_ac): Likewise.
8271 (*zero_extendhisi2_i): Likewise.
8272 * config/arc/constraints.md (Uex): New memory constraint.
8273 (Ucm): New define_constraint.
8274 * config/arc/predicates.md (long_immediate_loadstore_operand):
8275 Return 0 for MEM with cmem_address address.
8276 (cmem_address_0): New predicates.
8277 (cmem_address_1): Likewise.
8278 (cmem_address_2): Likewise.
8279 (cmem_address): Likewise.
8281 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8283 * config/rs6000/rs6000.c (machine_function): Rename
8284 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8285 (rs6000_stack_info): Adjust.
8287 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8288 Andrew Burgess <andrew.burgess@embecosm.com>
8290 * config/arc/constraints.md (Usd): Convert to define_constraint.
8294 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8297 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8298 Add new peephole2 where the first insn is *mov<mode>_or instead of
8299 *mov<mode>_internal.
8301 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8303 * tracer.c (bb_seen): Make static.
8305 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8307 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8308 support, setup defaults.
8309 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8310 * config/arc/arc.c (arc_init): Add NPS400 support.
8311 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8312 (TARGET_ARC700): NPS400 is also an ARC700.
8313 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8315 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8318 * config/nds32/nds32.md (casesi): Don't access the operands array
8321 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8324 (or $-1,reg peephole2): Ditto.
8325 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8327 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8329 * doc/extend.texi (Common Function Attributes) [optimize]:
8330 Discourage use of the optimize attribute.
8332 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8334 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8335 special case builtin.
8336 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8337 ALTIVEC_BUILTIN_VEC_ADDE.
8338 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8339 support for ALTIVEC_BUILTIN_VEC_ADDE.
8340 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8341 for __builtin_vec_adde.
8343 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8345 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8346 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8348 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8351 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8352 attributes): Document cilkplus_runtime.
8354 2016-04-28 Martin Jambor <mjambor@suse.cz>
8356 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8357 this function. Call verify_expr on MEM_REFs and bases of other
8360 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8362 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8363 for WORD_REGISTER_OPERATIONS to runtime check.
8365 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8367 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8369 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8371 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8372 big-endian compilation.
8373 * config/arc/arc.md (addf3): Likewise.
8377 2016-04-28 Richard Biener <rguenther@suse.de>
8379 PR tree-optimization/70840
8380 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8381 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8382 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8383 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8385 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8387 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8388 and explain why in a comment.
8390 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8392 * config/arc/arc.md (cpu_facility): Add fpx variant.
8393 (subdf3): Prohibit use reverse sub when assist operations option
8395 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8396 instructions only when FPX is enabled.
8397 * testsuite/gcc.target/arc/trsub.c: New test.
8399 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8402 mult_operator when calculating "type" attribute.
8403 (*fop_<mode>_1_i387): Ditto.
8404 (*fop_xf_1_i387): Ditto.
8405 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8406 Use std::swap to swap operands. Use RTL expressions to generate
8409 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8410 Joern Rennecke <joern.rennecke@embecosm.com>
8412 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8414 (emit_pic_move): Remove.
8415 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8416 * config/arc/arc.c (emit_pic_move): Removed.
8417 (TARGET_HAVE_TLS): Define.
8418 (arc_conditional_register_usage): Test for arc_tp_regno.
8419 (arc_print_operand, arc_print_operand_address): Handle TLS
8421 (arc_needs_pcl_p): New function.
8422 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8423 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8424 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8425 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8426 (arc_legitimize_tls_address): Likewise.
8427 (DTPOFF_ZERO_SYM): Define.
8428 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8429 (arc_output_pic_addr_const): Print TLS unspecs.
8430 (prepare_pic_move): New function, replaces emit_pic_move.
8431 (arc_legitimate_constant_p): Handle TLS unspecs.
8432 (arc_legitimate_address_p): Likewise.
8433 (arc_rewrite_small_data_p): Use assert for TLS constants.
8434 (prepare_move_operands): Use prepare_pic_move.
8435 (arc_legitimize_address): Legitimize tls addresses.
8436 (arc_epilogue_uses): Check for arc_tp_regno.
8437 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8438 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8440 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8442 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8443 %(arc_tls_extra_start_spec).
8444 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8445 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8447 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8448 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8449 (UNSPEC_TLS_OFF): Add.
8451 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8452 (get_thread_pointersi): New patterns.
8453 * config/arc/arc.opt (mtp-regno): New option.
8454 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8455 (move_dest_operand): Likewise.
8456 * configure: Regenerate.
8457 * configure.ac: Add arc*-*-* case to test for tls.
8458 * doc/invoke.texi (ARC options): Document mtp-regno.
8460 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8462 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8463 the new ARC HS SIMD instructions.
8464 (arc_preferred_simd_mode): New function.
8465 (arc_autovectorize_vector_sizes): Likewise.
8466 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8467 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8468 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8469 (arc_init_builtins): Add new SIMD builtin types.
8470 (arc_split_move): Handle 64 bit vector moves.
8471 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8472 (TARGET_PLUS_QMACW): Define.
8473 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8474 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8475 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8476 (VSUBADD4H): New builtins.
8477 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8478 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8480 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8481 Matthias Klose <doko@debian.org>
8483 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8485 2016-04-28 Richard Biener <rguenther@suse.de>
8488 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8491 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8493 * common/config/sh/sh-common.c: Remove SH5 support.
8494 * config/sh/constraints.md: Likewise.
8495 * config/sh/config/sh/elf.h: Likewise.
8496 * config/sh/linux.h: Likewise.
8497 * config/sh/netbsd-elf.h: Likewise.
8498 * config/sh/predicates.md: Likewise.
8499 * config/sh/sh-c.c: Likewise.
8500 * config/sh/sh-protos.h: Likewise.
8501 * config/sh/sh.c: Likewise.
8502 * config/sh/sh.h: Likewise.
8503 * config/sh/sh.md: Likewise.
8504 * config/sh/sh.opt: Likewise.
8505 * config/sh/sync.md: Likewise.
8506 * config/sh/sh64.h: Delete.
8507 * config/sh/shmedia.h: Likewise.
8508 * config/sh/shmedia.md: Likewise.
8509 * config/sh/sshmedia.h: Likewise.
8510 * config/sh/t-netbsd-sh5-64: Likewise.
8511 * config/sh/t-sh64: Likewise.
8512 * config/sh/ushmedia.h: Likewise.
8514 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8516 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8517 general_reg_operand instead of register_operand predicate.
8519 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8521 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8523 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8525 * match.pd (A - B > A, A + B < A): New transformations.
8527 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8529 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8530 which defaults to true. Emit an outer pair of parentheses only if
8531 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8532 don't emit parentheses for the right-hand operand.
8534 2016-04-27 Jeff Law <law@redhat.com>
8536 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8538 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8540 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8541 (altivec_lvx_<mode>_internal): Document.
8542 (altivec_lvx_<mode>_2op): New define_insn.
8543 (altivec_lvx_<mode>_1op): Likewise.
8544 (altivec_lvx_<mode>_2op_si): Likewise.
8545 (altivec_lvx_<mode>_1op_si): Likewise.
8546 (altivec_stvx_<mode>): Remove.
8547 (altivec_stvx_<mode>_internal): Document.
8548 (altivec_stvx_<mode>_2op): New define_insn.
8549 (altivec_stvx_<mode>_1op): Likewise.
8550 (altivec_stvx_<mode>_2op_si): Likewise.
8551 (altivec_stvx_<mode>_1op_si): Likewise.
8552 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8553 Expand vec_ld and vec_st during parsing.
8554 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8556 (altivec_expand_stvx_be): Likewise.
8557 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8558 address-masking behavior in RTL.
8559 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8560 address-masking behavior in RTL.
8561 (altivec_expand_builtin): Change builtin code arguments for calls
8562 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8563 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8564 presence of lvx/stvx patterns.
8565 (alignment_with_canonical_addr): New function.
8566 (alignment_mask): Likewise.
8567 (find_alignment_op): Likewise.
8568 (recombine_lvx_pattern): Likewise.
8569 (recombine_stvx_pattern): Likewise.
8570 (recombine_lvx_stvx_patterns): Likewise.
8571 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8572 stvx patterns from expand.
8573 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8575 (vector_altivec_store_<mode>): Likewise.
8577 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8579 * config/aarch64/aarch64.md
8580 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8581 remove the "fp" attributes.
8582 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8583 add the "simd" attributes.
8584 (*movdf_aarch64): Likewise.
8585 (*movtf_aarch64): Remove the "fp" attributes.
8586 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8587 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8589 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8591 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8592 rtx to rtx_code_label *.
8593 * rtl.h (maybe_set_first_label_num): Likewise.
8595 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8597 * df-core.c (df_add_problem): Make the problem param be const.
8598 (df_remove_problem): Make local "problem" be const.
8599 * df-problems.c (problem_RD): Make const.
8600 (problem_LR): Likewise.
8601 (problem_LIVE): Likewise.
8602 (problem_MIR): Likewise.
8603 (problem_CHAIN): Likewise.
8604 (problem_WORD_LR): Likewise.
8605 (problem_NOTE): Likewise.
8606 (problem_MD): Likewise.
8607 * df-scan.c (problem_SCAN): Likewise.
8608 * df.h (struct df_problem): Make field "dependent_problem" be
8610 (struct dataflow): Likewise for field "problem".
8611 (df_add_problem): Make param const.
8613 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8615 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8616 inter-unit moves to/from vector registers are enabled. Do not disable
8619 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8621 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8622 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8624 (enum df_problem_id): ...this new enum.
8625 (struct df_problem): Convert field "id" from "int" to
8628 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8630 * rtl.def: Update comment for "things in the instruction chain" to
8631 reflect the removal of the leading "i" field for INSN_UID in
8632 r210360. Fix bogus apostrophe.
8634 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8636 * config/i386/i386.md
8637 (lea arith with mem operand + setcc peephole2): Set operator mode.
8639 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8642 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8643 (dimode_scalar_to_vector_candidate_p): This.
8644 (timode_scalar_to_vector_candidate_p): New function.
8645 (scalar_to_vector_candidate_p): Likewise.
8646 (timode_check_non_convertible_regs): Likewise.
8647 (timode_remove_non_convertible_regs): Likewise.
8648 (remove_non_convertible_regs): Likewise.
8649 (remove_non_convertible_regs): Renamed to ...
8650 (dimode_remove_non_convertible_regs): This.
8651 (scalar_chain::~scalar_chain): Make it virtual.
8652 (scalar_chain::compute_convert_gain): Make it pure virtual.
8653 (scalar_chain::mark_dual_mode_def): Likewise.
8654 (scalar_chain::convert_insn): Likewise.
8655 (scalar_chain::convert_registers): Likewise.
8656 (scalar_chain::add_to_queue): Make it protected.
8657 (scalar_chain::emit_conversion_insns): Likewise.
8658 (scalar_chain::replace_with_subreg): Likewise.
8659 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8660 (scalar_chain::convert_op): Likewise.
8661 (scalar_chain::convert_reg): Likewise.
8662 (scalar_chain::make_vector_copies): Likewise.
8663 (scalar_chain::convert_registers): New pure virtual function.
8664 (class dimode_scalar_chain): New class.
8665 (class timode_scalar_chain): Likewise.
8666 (scalar_chain::mark_dual_mode_def): Renamed to ...
8667 (dimode_scalar_chain::mark_dual_mode_def): This.
8668 (timode_scalar_chain::mark_dual_mode_def): New function.
8669 (timode_scalar_chain::convert_insn): Likewise.
8670 (dimode_scalar_chain::convert_registers): Likewise.
8671 (scalar_chain::compute_convert_gain): Renamed to ...
8672 (dimode_scalar_chain::compute_convert_gain): This.
8673 (scalar_chain::replace_with_subreg): Renamed to ...
8674 (dimode_scalar_chain::replace_with_subreg): This.
8675 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8676 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8677 (scalar_chain::make_vector_copies): Renamed to ...
8678 (dimode_scalar_chain::make_vector_copies): This.
8679 (scalar_chain::convert_reg): Renamed to ...
8680 (dimode_scalar_chain::convert_reg ): This.
8681 (scalar_chain::convert_op): Renamed to ...
8682 (dimode_scalar_chain::convert_op): This.
8683 (scalar_chain::convert_insn): Renamed to ...
8684 (dimode_scalar_chain::convert_insn): This.
8685 (scalar_chain::convert): Call convert_registers.
8686 (convert_scalars_to_vector): Change to scalar_chain pointer to
8687 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8688 in 32-bit mode. Delete scalar_chain pointer. Call
8689 free_dominance_info in 64-bit mode.
8690 (pass_stv::gate): Remove TARGET_64BIT check.
8691 (ix86_option_override): Put the 64-bit STV pass before the CSE
8694 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8696 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8697 dw_loc_frame_offset field.
8698 * dwarf2out.c (new_loc_descr): Likewise.
8699 (resolve_args_picking_1): Turn the VISITED hash set into a
8700 FRAME_OFFSET hash map. Use it to associate a frame offset to
8701 visited nodes. Remove uses of the CHECKING_P macro.
8702 (resolve_args_picking): Update call to resolve_args_picking_1.
8704 2016-04-27 Martin Liska <mliska@suse.cz>
8706 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8707 (free_loop_data): Release vuses of groups.
8709 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8711 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8712 instead of redundant use_id and boolean have_use_for.
8713 (struct iv_use): Change sub_id into group_id. Remove field next.
8714 Move fields: related_cands, n_map_members, cost_map and selected
8716 (struct iv_group): ... here. New structure.
8717 (struct iv_common_cand): Use structure declaration directly.
8718 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8719 (MAX_CONSIDERED_USES): Rename macro to ...
8720 (MAX_CONSIDERED_GROUPS): ... here.
8721 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8722 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8723 (dump_uses): Rename to ...
8724 (dump_groups): ... here. Update all uses.
8725 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8726 (find_induction_variables): Refactor format of dump information.
8727 (record_sub_use): Delete.
8728 (record_use): Update all uses.
8729 (record_group): New function.
8730 (record_group_use, find_interesting_uses_op): Call above functions.
8732 (find_interesting_uses_cond): Ditto.
8733 (group_compare_offset): New function.
8734 (split_all_small_groups): Rename to ...
8735 (split_small_address_groups_p): ... here. Update all uses.
8736 (split_address_groups): Update all uses.
8737 (find_interesting_uses): Refactor format of dump information.
8738 (add_candidate_1): Update all uses. Remove redundant check on iv,
8740 (add_candidate, record_common_cand): Remove redundant assert.
8741 (add_iv_candidate_for_biv): Update use.
8742 (add_iv_candidate_derived_from_uses): Update all uses.
8743 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8744 (alloc_use_cost_map): Ditto.
8745 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8746 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8747 (determine_use_iv_cost_generic): Ditto.
8748 (determine_group_iv_cost_generic): Ditto.
8749 (determine_use_iv_cost_address): Ditto.
8750 (determine_group_iv_cost_address): Ditto.
8751 (determine_use_iv_cost_condition): Ditto.
8752 (determine_group_iv_cost_cond): Ditto.
8753 (determine_use_iv_cost): Ditto.
8754 (determine_group_iv_cost): Ditto.
8755 (set_autoinc_for_original_candidates): Update all uses.
8756 (find_iv_candidates): Update all uses. Refactor dump information.
8757 (determine_use_iv_costs): Ditto.
8758 (determine_iv_costs): Ditto.
8759 (iv_ca_cand_for_use): Rename to ...
8760 (iv_ca_cand_for_group): ... here. Update all uses.
8761 (iv_ca_add_use, iv_ca_add_group): Ditto.
8762 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8763 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8764 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8765 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8766 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8767 (create_new_iv, adjust_iv_update_pos): Ditto.
8768 (rewrite_use_address): Delete.
8769 (rewrite_use_address_1): Rename to ...
8770 (rewrite_use_address): ... here.
8771 (rewrite_use_compare): Update all uses.
8772 (rewrite_use): Delete.
8773 (rewrite_uses): Rename to ...
8774 (rewrite_groups): ... here. Update all uses.
8775 (remove_unused_ivs, free_loop_data): Update all uses.
8776 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8778 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8780 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8781 for WORD_REGISTER_OPERATIONS to runtime check.
8783 2016-04-27 Richard Biener <rguenther@suse.de>
8786 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8787 aggregate_value_p to determine if a function result is
8788 returned by reference.
8789 (ipa_pta_execute): Functions having their address taken are
8790 not automatically nonlocal.
8792 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8795 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8796 * fold-const.c (operand_equal_p): If flag_checking and
8797 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8798 and if it returns non-zero, assert iterative_hash_expr on both
8801 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8803 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8805 2016-04-27 Nick Clifton <nickc@redhat.com>
8808 * varasm.c (merge_weak): Generate an error if an attempt is made
8809 to convert a non-weak static function into a weak, public function.
8811 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8813 * params.def (MAX_PARTITION_SIZE): New param.
8814 * doc/invoke.texi: Document lto-max-partition.
8816 2016-04-27 Richard Biener <rguenther@suse.de>
8819 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8820 function cummulating used_from_other_partition, externally_visible
8821 and force_output from aliases.
8822 (refered_from_nonlocal_var): Likewise.
8823 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8824 node flags properly.
8826 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8828 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8829 (-Wmemset-elt-size): New item.
8831 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8834 * stor-layout.h (internal_reference_types): Delete.
8835 * stor-layout.c (reference_types_internal): Likewise.
8836 (internal_reference_types): Likewise.
8837 (layout_type) <REFERENCE_TYPE>: Adjust.
8839 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8842 * tree.h (inchash::add_expr): Add FLAGS argument.
8843 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8844 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8845 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8846 Formatting fix. Adjust recursive calls. For tcc_comparison,
8847 if swap_tree_comparison (code) is smaller than code, hash that
8848 and arguments in the other order. Hash CONVERT_EXPR the same
8849 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8850 of ADDR_EXPR of decl as the decl itself. Add or remove
8851 OEP_ADDRESS_OF from recursive flags as needed. For
8852 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8853 operands commutatively and only the third one normally.
8854 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8856 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8858 * config/rtems.h (LIB_SPEC): Add -latomic.
8860 2016-04-27 Joel Sherrill <joel@rtems.org>
8862 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8863 xilink.ld and flags not relevant to RTEMS.
8865 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8867 * toplev.c (backend_init_target): Avoid calling init_reload when using
8870 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8872 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8873 for loops rather than one for the whole function.
8875 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8877 * match.pd (X + CST CMP X): New transformation.
8879 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8881 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8882 * fold-const.c (fold_binary_loc): Remove 2 transformations
8883 superseded by match.pd.
8884 * match.pd (x+x -> x*2): Generalize to integers.
8886 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8888 * config/i386/i386.md (operation on memory peephole): Duplicate an
8889 existing peephole and adapt it to match lea rather than an operation
8892 PR rtl-optimization/57193
8893 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8895 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8897 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8899 * tree-if-conv.c (any_pred_load_store): New static variable.
8900 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8901 any_pred_load_store instead of and_mask_load_store.
8902 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8903 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8904 (combine_blocks, tree_if_conversion): Ditto.
8906 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8908 PR tree-optimization/70771
8909 PR tree-optimization/70775
8910 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8911 virtual PHI nodes. Delete parameter.
8912 (if_convertible_loop_p_1): Delete argument to above function.
8913 (predicate_all_scalar_phis): Delete code handling single-argument
8915 (tree_if_conversion): Mark and update virtual SSA.
8917 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8920 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8921 (x86_elf_aligned_common): Rename to ...
8922 (x86_elf_aligned_decl_common): ... this.
8923 Add decl arg. Switch to .lbss for largecomm object. Use
8924 LARGECOMM_SECTION_ASM_OP.
8925 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8927 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8928 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8930 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8931 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8933 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8936 * config/i386/i386.c (SECTION_LARGE): Define.
8937 (x86_64_elf_select_section): Set it for large data/bss sections.
8938 Only clear SECTION_WRITE for .lrodata.
8939 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8941 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8942 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8943 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8945 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8946 * doc/tm.texi: Regenerate.
8948 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8951 * configure.ac (--enable-checking): Document extra flag, for
8952 non-release builds default to --enable-checking=yes,extra.
8953 If misc checking and extra checking, define CHECKING_P to 2 instead
8955 * common.opt (fchecking=): Add.
8956 * doc/invoke.texi (-fchecking=): Document.
8957 * doc/install.texi: Document --enable-checking changes.
8958 * configure: Regenerated.
8959 * config.in: Regenerated.
8961 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8964 attribute instead of which_alternative.
8965 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8966 Use EXT_REX_SSE_REG_P where appropriate.
8968 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/predicates.md (const0_operand): Do not match
8971 const_wide_int code.
8972 (const1_operand): Ditto.
8974 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8976 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8977 for SSE constm1 operands and TARGET_AVX512VL.
8978 (*movti_internal): Ditto.
8979 (*mov<mode>_or): Use constm1_operand predicate.
8980 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8981 for SSE vector_all_ones operands and TARGET_AVX512VL.
8982 * config/i386/predicates.md (constm1_operand): New predicate.
8983 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8984 emission of constant -1 load.
8986 2016-04-25 Jason Merrill <jason@redhat.com>
8988 * gdbinit.in: Skip is-a.h.
8990 * attribs.c (register_scoped_attributes): Fix logic.
8991 * attribs.h: Declare register_scoped_attributes.
8993 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8995 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8996 stxvd2x and stxvw4x built-in functions.
8998 2016-04-25 DJ Delorie <dj@redhat.com>
9000 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9001 (ashrhi3): Likewise.
9002 (lshrhi3): Likewise.
9004 2016-04-25 Richard Biener <rguenther@suse.de>
9006 PR tree-optimization/70780
9007 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9009 (compute_antic): Mark blocks with abnormal preds as visited as
9010 they have a final empty antic-in solution already.
9012 2016-04-25 Michael Collison <michael.collison@linaro.org>
9014 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9016 2016-04-25 Michael Collison <michael.collison@linaro.org>
9018 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9019 mode is VQI to improve mixed mode vectorization.
9020 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9021 define_insn to match low half of signed vaddw.
9022 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9023 define_insn to match high half of signed vaddw.
9024 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9025 define_insn to match low half of unsigned vaddw.
9026 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9027 define_insn to match high half of unsigned vaddw.
9028 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9029 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9030 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9032 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9033 * config/arm/predicates.md (vect_par_constant_high): Support
9034 big endian and simplify by calling
9035 arm_simd_check_vect_par_cnst_half
9036 (vect_par_constant_low): Likewise.
9038 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9040 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9041 predicate for operand 2.
9043 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9044 H.J. Lu <hongjiu.lu@intel.com>
9046 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9047 machine_mode argument.
9048 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9049 constm1_rtx operands. For VOIDmode constants, get mode from
9050 pred_mode. Check mode size if the mode is supported by ABI.
9051 (standard_sse_constant_opcode): Do not use standard_constant_p.
9052 Strictly check ABI support for all-ones operands.
9053 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9054 immediates. Update calls to standard_sse_constant_p.
9055 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9056 (ix86_rtx_costs): Ditto.
9057 * config/i386/i386.md (*movxi_internal_avx512f): Use
9058 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9059 Use (v,BC) alternative instead of (v,C). Use register_operand
9060 checks instead of MEM_P.
9061 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9062 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9063 isa attribute. Use register_operand checks instead of MEM_P.
9064 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9065 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9066 alternative and corresponding sse2 isa attribute.
9067 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9068 to standard_sse_constant_p.
9069 (FP constant splitters): Ditto.
9070 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9072 * config/i386/predicates.md (constm1_operand): Remove.
9073 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9074 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9075 vector_all_ones_operand instead of constm1_operand.
9077 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9079 * print-rtl.c (print_rtx_insn_vec): New function.
9080 * print-rtl.h: New prototype.
9081 * store-motion.c (struct st_expr): Make avail_stores a vector.
9082 (st_expr_entry): Adjust.
9083 (free_st_expr_entry): Likewise.
9084 (print_store_motion_mems): Likewise.
9085 (find_moveable_store): Likewise.
9086 (compute_store_table): Likewise.
9087 (delete_store): Likewise.
9088 (build_store_vectors): Likewise.
9090 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9092 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9094 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9096 * vec.h (vec_safe_contains): New function.
9097 (vec::contains): Likewise.
9098 (vec::begin): Likewise.
9099 (vec::end): Likewise.
9101 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9104 * cfgexpand.c (expand_stack_vars): Fix typo.
9106 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9108 * system.h (list, map, set, vector): Include conditionally.
9109 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9110 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9111 * ipa-icf.c (INCLUDE_LIST): Define.
9112 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9113 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9114 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9115 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9116 * cp/logic.cc (INCLUDE_LIST): Define.
9117 * fortran/trans-common.c (INCLUDE_MAP): Define.
9119 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9121 * auto-profile.c: Remove <string.h> include.
9122 * ipa-icf-gimple.c: Remove <list> include.
9123 * diagnostic.c: Remove <new> include.
9124 * genmatch.c: Likewise.
9125 * pretty-print.c: Likewise.
9126 * toplev.c: Likewise
9127 * c/c-objc-common.c: Likewise.
9128 * cp/error.c: Likewise.
9129 * fortran/error.c: Likewise.
9131 2016-04-22 Richard Biener <rguenther@suse.de>
9133 * lto-streamer-in.c (input_ssa_names): Do not allocate
9134 GIMPLE_NOP for all SSA names.
9135 * lto-streamer-out.c (output_ssa_names): Do not output
9136 SSA names that should have been released.
9138 2016-04-22 Richard Biener <rguenther@suse.de>
9140 PR tree-optimization/70740
9141 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9144 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9147 * config/i386/predicates.md (call_insn_operand): Replace
9148 sibcall_memory_operand with memory_operand.
9150 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9152 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9153 has_single_use() tests.
9154 (register_edge_assert_for_1): Likewise.
9155 (find_assert_locations_1): Check the liveness bitmap instead of
9156 checking has_single_use().
9158 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9161 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9162 Extract AVX-512BW constraint from AVX.
9164 2016-04-21 Richard Biener <rguenther@suse.de>
9166 PR tree-optimization/70725
9167 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9168 for phi_convertible_by_degenerating_args.
9169 (predicate_all_scalar_phis): Handle single-argument PHIs.
9171 2016-04-21 Richard Biener <rguenther@suse.de>
9174 * fold-const.c (fold_comparison): Return properly typed
9177 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9179 PR tree-optimization/70715
9180 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9181 after expanding BASE using expand_simple_operations.
9183 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9185 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9186 New transformations.
9188 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9190 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9192 2016-04-20 Jan Hubicka <jh@suse.cz>
9194 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9195 ultiimate_alias_target.
9196 (update_callee_keys): Likewise.
9197 (lookup_recursive_calls): Likewise.
9198 (speculation_useful_p): Likewise.
9200 2016-04-20 Jan Hubicka <jh@suse.cz>
9203 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9204 (set_nothrow_flag_1): ... this; handle interposition correctly;
9205 recurse on aliases and thunks.
9206 (cgraph_node::set_nothrow_flag): New.
9207 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9208 functions compiled with non-call exceptions that binds to current
9210 (propagate_nothrow): Be safe WRT interposition.
9211 * cgraph.h (set_nothrow_flag): Update prototype.
9213 2016-04-18 Jan Hubicka <jh@suse.cz>
9215 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9216 max_loop_iterations_int.
9217 (tree_unswitch_outer_loop): Likewise.
9219 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9221 PR tree-optimization/69489
9222 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9223 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9224 Revise dump message.
9225 (if_convertible_bb_p): Remove check on edge count of basic block's
9228 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9230 PR tree-optimization/56625
9231 PR tree-optimization/69489
9232 * tree-data-ref.h (DR_INNERMOST): New macro.
9233 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9234 hashing struct innermost_loop_behavior.
9235 (ref_DR_map): Remove.
9236 (innermost_DR_map): New map.
9237 (baseref_DR_map): Revise comment.
9238 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9239 to innermost_DR_map accroding to its innermost loop behavior.
9240 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9241 to its innermost loop behavior.
9242 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9243 Add initialization for innermost_DR_map. Record memory reference
9244 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9245 have innermost loop behavior.
9246 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9249 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9252 *lea_general_1. Use explicit SWI12 mode interator.
9253 (*lea<mode>_general_2): Rename from *lea_general_2.
9254 Use explicit SWI12 mode interator.
9255 (*lea<mode>_general_3): Rename from *lea_general_3.
9256 Use explicit SWI12 mode interator.
9257 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9258 Use explicit SWI12 mode interator.
9259 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9260 Use explicit SWI48 mode interator.
9262 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9264 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9265 Short-cut unaligned load and store cases. Handle all integer
9267 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9268 and store cases. Call ix86_avx256_split_vector_move_misalign
9269 directly without checking mode class.
9271 2016-04-20 Andrew Pinski <apinski@cavium.com>
9272 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9275 * config/aarch64/aarch64.md (sibcall): Force call
9276 address to be DImode for ILP32.
9277 (sibcall_value): Likewise.
9279 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9281 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9283 2016-04-20 Richard Biener <rguenther@suse.de>
9285 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9286 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9287 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9288 (maybe_push_res_to_seq): Adjust.
9289 * gimple-fold.c (maybe_build_generic_op): Likewise.
9291 2016-04-20 Marek Polacek <polacek@redhat.com>
9293 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9296 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9298 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9299 use kmovw to support AVX512F target.
9301 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9303 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9305 2016-04-20 Marek Polacek <polacek@redhat.com>
9307 PR tree-optimization/70725
9308 * tree-if-conv.c (is_false_predicate): New function.
9309 (predicate_mem_writes): Use it.
9311 2016-04-20 Richard Biener <rguenther@suse.de>
9313 PR tree-optimization/70726
9314 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9315 shift amounts from a pattern stmt operand.
9317 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9320 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9321 stack_restore_from_fpr pattern when restoring r15.
9322 (s390_optimize_prologue): Strip away the memory barrier in the
9323 parallel when trying to get rid of restore insns.
9324 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9325 definition for loading the stack pointer from an FPR. Compared to
9326 the normal move insn this pattern includes a full memory barrier.
9328 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9331 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9332 implicitly linear or lastprivate iterator on the outer context.
9334 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9336 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9338 * config/i386/i386.md (ssememalign): Removed.
9339 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9341 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9344 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9345 const short * to __builtin_ia32_loaddquhi512_mask.
9346 (_mm512_maskz_loadu_epi16): Likewise.
9347 (_mm512_mask_storeu_epi16): Pass short * to
9348 __builtin_ia32_storedquhi512_mask.
9349 (_mm512_mask_loadu_epi8): Pass const char * to
9350 __builtin_ia32_loaddquqi512_mask.
9351 (_mm512_maskz_loadu_epi8): Likewise.
9352 (_mm512_mask_storeu_epi8): Pass char * to
9353 __builtin_ia32_storedquqi512_mask.
9354 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9355 const double * to __builtin_ia32_loadupd512_mask.
9356 (_mm512_mask_loadu_pd): Likewise.
9357 (_mm512_maskz_loadu_pd): Likewise.
9358 (_mm512_storeu_pd): Pass double * to
9359 __builtin_ia32_storeupd512_mask.
9360 (_mm512_mask_storeu_pd): Likewise.
9361 (_mm512_loadu_ps): Pass const float * to
9362 __builtin_ia32_loadups512_mask.
9363 (_mm512_mask_loadu_ps): Likewise.
9364 (_mm512_maskz_loadu_ps): Likewise.
9365 (_mm512_storeu_ps): Pass float * to
9366 __builtin_ia32_storeups512_mask.
9367 (_mm512_mask_storeu_ps): Likewise.
9368 (_mm512_mask_loadu_epi64): Pass const long long * to
9369 __builtin_ia32_loaddqudi512_mask.
9370 (_mm512_maskz_loadu_epi64): Likewise.
9371 (_mm512_mask_storeu_epi64): Pass long long *
9372 to __builtin_ia32_storedqudi512_mask.
9373 (_mm512_loadu_si512): Pass const int * to
9374 __builtin_ia32_loaddqusi512_mask.
9375 (_mm512_mask_loadu_epi32): Likewise.
9376 (_mm512_maskz_loadu_epi32): Likewise.
9377 (_mm512_storeu_si512): Pass int * to
9378 __builtin_ia32_storedqusi512_mask.
9379 (_mm512_mask_storeu_epi32): Likewise.
9380 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9381 char * to __builtin_ia32_storedquqi256_mask.
9382 (_mm_mask_storeu_epi8): Likewise.
9383 (_mm256_mask_loadu_epi16): Pass const short * to
9384 __builtin_ia32_loaddquhi256_mask.
9385 (_mm256_maskz_loadu_epi16): Likewise.
9386 (_mm_mask_loadu_epi16): Pass const short * to
9387 __builtin_ia32_loaddquhi128_mask.
9388 (_mm_maskz_loadu_epi16): Likewise.
9389 (_mm256_mask_loadu_epi8): Pass const char * to
9390 __builtin_ia32_loaddquqi256_mask.
9391 (_mm256_maskz_loadu_epi8): Likewise.
9392 (_mm_mask_loadu_epi8): Pass const char * to
9393 __builtin_ia32_loaddquqi128_mask.
9394 (_mm_maskz_loadu_epi8): Likewise.
9395 (_mm256_mask_storeu_epi16): Pass short * to.
9396 __builtin_ia32_storedquhi256_mask.
9397 (_mm_mask_storeu_epi16): Pass short * to.
9398 __builtin_ia32_storedquhi128_mask.
9399 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9400 const double * to __builtin_ia32_loadupd256_mask.
9401 (_mm256_maskz_loadu_pd): Likewise.
9402 (_mm_mask_loadu_pd): Pass onst double * to
9403 __builtin_ia32_loadupd128_mask.
9404 (_mm_maskz_loadu_pd): Likewise.
9405 (_mm256_mask_storeu_pd): Pass double * to
9406 __builtin_ia32_storeupd256_mask.
9407 (_mm_mask_storeu_pd): Pass double * to
9408 __builtin_ia32_storeupd128_mask.
9409 (_mm256_mask_loadu_ps): Pass const float * to
9410 __builtin_ia32_loadups256_mask.
9411 (_mm256_maskz_loadu_ps): Likewise.
9412 (_mm_mask_loadu_ps): Pass const float * to
9413 __builtin_ia32_loadups128_mask.
9414 (_mm_maskz_loadu_ps): Likewise.
9415 (_mm256_mask_storeu_ps): Pass float * to
9416 __builtin_ia32_storeups256_mask.
9417 (_mm_mask_storeu_ps): ass float * to
9418 __builtin_ia32_storeups128_mask.
9419 (_mm256_mask_loadu_epi64): Pass const long long * to
9420 __builtin_ia32_loaddqudi256_mask.
9421 (_mm256_maskz_loadu_epi64): Likewise.
9422 (_mm_mask_loadu_epi64): Pass const long long * to
9423 __builtin_ia32_loaddqudi128_mask.
9424 (_mm_maskz_loadu_epi64): Likewise.
9425 (_mm256_mask_storeu_epi64): Pass long long * to
9426 __builtin_ia32_storedqudi256_mask.
9427 (_mm_mask_storeu_epi64): Pass long long * to
9428 __builtin_ia32_storedqudi128_mask.
9429 (_mm256_mask_loadu_epi32): Pass const int * to
9430 __builtin_ia32_loaddqusi256_mask.
9431 (_mm256_maskz_loadu_epi32): Likewise.
9432 (_mm_mask_loadu_epi32): Pass const int * to
9433 __builtin_ia32_loaddqusi128_mask.
9434 (_mm_maskz_loadu_epi32): Likewise.
9435 (_mm256_mask_storeu_epi32): Pass int * to
9436 __builtin_ia32_storedqusi256_mask.
9437 (_mm_mask_storeu_epi32): Pass int * to
9438 __builtin_ia32_storedqusi128_mask.
9439 * config/i386/i386-builtin-types.def (PCSHORT): New.
9441 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9442 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9443 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9444 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9445 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9446 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9447 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9448 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9449 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9450 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9451 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9452 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9453 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9454 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9455 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9456 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9457 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9458 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9459 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9460 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9461 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9462 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9463 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9464 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9465 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9466 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9467 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9468 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9469 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9470 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9471 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9472 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9473 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9474 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9475 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9476 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9477 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9478 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9479 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9480 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9481 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9482 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9483 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9484 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9485 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9486 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9487 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9488 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9489 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9491 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9492 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9494 (ix86_expand_vector_move_misalign): Likewise.
9495 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9496 to scalar function prototype for unaligned load/store builtins.
9497 (ix86_expand_special_args_builtin): Updated.
9498 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9499 (UNSPEC_STOREU): Likewise.
9500 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9501 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9502 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9503 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9504 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9505 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9506 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9507 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9508 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9509 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9510 (<avx512>_storedqu<mode>_mask): Likewise.
9511 (*sse4_2_pcmpestr_unaligned): Likewise.
9512 (*sse4_2_pcmpistr_unaligned): Likewise.
9513 (*mov<mode>_internal): Renamed to ...
9514 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9515 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9516 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9517 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9519 2016-04-19 Richard Biener <rguenther@suse.de>
9521 PR tree-optimization/70171
9522 * tree-ssa-phiprop.c: Include stor-layout.h.
9523 (phiprop_insert_phi): Handle the aggregate copy case.
9524 (propagate_with_phi): Likewise.
9526 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9528 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9529 instead of simplify_gen_subreg (... , 0).
9530 (ix86_delegitimize_address): Ditto.
9531 (ix86_split_divmod): Ditto.
9532 (ix86_split_copysign_const): Ditto.
9533 (ix86_split_copysign_var): Ditto.
9534 (ix86_expand_args_builtin): Ditto.
9535 (ix86_expand_round_builtin): Ditto.
9536 (ix86_expand_special_args_builtin): Ditto.
9537 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9538 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9539 (udivmodqi4): Ditto.
9540 (absneg splitters): Ditto.
9541 (*jcc_bt<mode>_1): Ditto.
9543 2016-04-19 Richard Biener <rguenther@suse.de>
9545 PR tree-optimization/70724
9546 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9547 restoring out from ...
9548 (free_scc_vn): ... here.
9549 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9550 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9552 (pass_fre::execute): Restore SSA info.
9554 2016-04-19 Richard Biener <rguenther@suse.de>
9556 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9557 * gimple-walk.c (walk_gimple_op): Initialize it.
9558 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9559 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9560 remapping SSA names of defs.
9561 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9564 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9567 * lra-constraints.c (equiv_substition_p): New.
9568 (process_alt_operands): Use it.
9569 (swap_operands): Swap it.
9570 (curr_insn_transform): Update it.
9572 2016-04-18 Michael Matz <matz@suse.de>
9574 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9575 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9576 * tree-core.h (tree_type_common.align): Use bit-field.
9577 (tree_type_common.spare): New.
9578 (tree_decl_common.off_align): Make smaller.
9579 (tree_decl_common.align): Use bit-field.
9581 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9582 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9583 (scan_sharing_clauses): Ditto.
9584 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9585 (omp_finish_file): Ditto.
9586 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9587 (layout_decl): Ditto.
9588 (relayout_decl): Ditto.
9589 (finalize_record_size): Use SET_TYPE_ALIGN.
9590 (finalize_type_size): Ditto.
9591 (finish_builtin_struct): Ditto.
9592 (layout_type): Ditto.
9593 (initialize_sizetypes): Ditto.
9594 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9595 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9596 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9597 (get_chain_field): Ditto.
9598 (get_trampoline_type): Ditto.
9599 (get_nl_goto_field): Ditto.
9600 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9602 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9603 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9604 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9605 (build_qualified_type): Use SET_TYPE_ALIGN.
9606 (build_aligned_type, build_range_type_1): Ditto.
9607 (build_atomic_base): Ditto.
9608 (build_common_tree_nodes): Ditto.
9609 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9610 (expand_one_stack_var_at): Ditto.
9611 * coverage.c (build_var): Use SET_DECL_ALIGN.
9612 * except.c (init_eh): Ditto.
9613 * function.c (assign_parm_setup_block): Ditto.
9614 * symtab.c (increase_alignment_1): Ditto.
9615 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9616 * tree-vect-stmts.c (ensure_base_align): Ditto.
9617 * varasm.c (align_variable): Ditto.
9618 (assemble_variable): Ditto.
9619 (build_constant_desc): Ditto.
9620 (output_constant_def_contents): Ditto.
9622 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9623 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9624 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9625 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9626 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9628 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9631 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9632 replace %vmovsd with "%vmovq".
9633 (vec_concatv2df): Likewise.
9635 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9638 (*vec_extractv2si_0): Ditto.
9639 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9640 (zero_extended_scalar_load_operand splitters): Ditto.
9641 (vec_extract splitters): Ditto.
9642 (*vec_extractv4si_0_zext): Ditto.
9643 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9645 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9646 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9647 (*sse4_1_extractps): Use lowpart_subreg.
9648 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9650 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9652 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9654 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9655 Mention Solaris 11 packaging changes.
9656 Update gas and gld requirements.
9657 Remove reference to pre-Solaris 10 bug.
9658 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9660 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9663 2016-04-17 Jan Hubicka <jh@suse.cz>
9665 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9666 max_loop_iterations_int.
9668 2016-04-18 Richard Biener <rguenther@suse.de>
9670 PR tree-optimization/43434
9671 * tree-ssa-structalias.c (struct vls_data): New.
9672 (visit_loadstore): Handle all pointer-based accesses.
9673 (compute_dependence_clique): Compute a bitmap of restrict tags
9674 assigned bases and pass it to visit_loadstore.
9676 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9679 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9680 armv8.1-a and armv8.1-a+crc.
9682 2016-04-18 Richard Biener <rguenther@suse.de>
9684 PR tree-optimization/70701
9685 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9686 references after translating through a memcpy.
9688 2016-04-18 Richard Biener <rguenther@suse.de>
9690 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9691 (compute_antic): ... here. For partial antic use regular
9692 postorder and scrap iteration.
9693 (compute_partial_antic_aux): Remove unused return value.
9694 (init_pre): Do not allocate postorder.
9695 (fini_pre): Do not free postorder.
9697 2016-04-18 Richard Biener <rguenther@suse.de>
9700 * expmed.c (extract_bit_field_1): Remove broken case
9701 using a wider MODE_INT mode.
9703 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9705 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9706 unless compiling with at least GCC-4.8.
9708 2016-04-17 Jan Hubicka <jh@suse.cz>
9711 * graphite.c (graphite_finalize): Update call to
9712 tree_estimate_probability.
9713 * predict.h (tree_estimate_probability): Update prototype.
9715 2016-04-17 Jan Hubicka <jh@suse.cz>
9717 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9718 (tree_estimate_probability): Likewise.
9719 (pass_profile::execute): Update.
9720 (report_predictor_hitrates): New function.
9721 * profile.c (compute_branch_probabilities): Use it.
9722 * predict.h (report_predictor_hitrates): Declare.
9724 2016-04-17 Jan Hubicka <jh@suse.cz>
9727 * cgraph.h (cgraph_node::set_const_flag,
9728 cgraph_node::set_pure_flag): Update prototype to return bool;
9730 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9731 of interposable symbol are interposable, too.
9732 (cgraph_set_const_flag_1): Rename to ...
9733 (set_const_flag_1): ... this one; change to self recursive function
9734 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9735 clearnig the flag in all variants and also virtual thunks of const
9736 functions are pure; track if any change was done.
9737 (cgraph_node::set_const_flag): Update.
9738 (struct set_pure_flag_info): New struct.
9739 (cgraph_set_pure_flag_1): Rename to ...
9740 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9741 rather than pointer encoded flags; track if any changes was done;
9742 handle correctly clearning flag and setting flag of aliases already
9744 (cgraph_node::set_pure_flag): Update.
9745 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9747 2016-04-17 Tom de Vries <tom@codesourcery.com>
9750 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9753 2016-04-17 Tom de Vries <tom@codesourcery.com>
9755 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9756 '{}<> ' as escape-for-record.
9758 2016-04-17 Tom de Vries <tom@codesourcery.com>
9760 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9763 2016-04-17 Tom de Vries <tom@codesourcery.com>
9766 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9767 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9768 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9769 * passes.c (finish_optimization_passes): Only call
9770 finish_graph_dump_file if dfi->graph_dump_initialized.
9771 (execute_function_dump, pass_init_dump_file): Use
9772 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9774 2016-04-17 Tom de Vries <tom@codesourcery.com>
9776 PR tree-optimization/70256
9777 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9778 (debug_varmap): New function.
9780 2016-04-17 Tom de Vries <tom@codesourcery.com>
9783 * passes.c (pass_manager::register_pass): Propagate pflags.
9785 2016-04-17 Tom de Vries <tom@codesourcery.com>
9788 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9789 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9790 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9791 check if it's equal to p_start.
9792 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9794 2016-04-15 Jan Hubicka <jh@suse.cz>
9797 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9798 function does not bind to current def.
9799 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9800 handle conservatively calls to functions that does not need to bind
9802 (check_call): Update call of worse_state.
9803 (ignore_edge_for_nothrow): Update.
9804 (ignore_edge_for_pure_const): Likewise.
9805 (propagate_pure_const): Update calls to worse_state.
9806 (skip_function_for_local_pure_const): Reformat comments.
9808 2016-04-15 Jan Hubicka <jh@suse.cz>
9811 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9812 (cgraph_node::function_symbol): Likewise.
9813 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9814 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9815 (symtab_node::ultimate_alias_target): Add REF parameter.
9816 (symtab_node::binds_to_current_def_p): Declare.
9817 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9818 (cgraph_node::function_symbol): Likewise.
9819 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9820 (cgraph_node::get_availability): Likewise.
9821 (cgraph_edge::binds_to_current_def_p): New inline function.
9822 (varpool_node::get_availability): Add REF parameter.
9823 (varpool_node::ultimate_alias_target): Likewise.
9824 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9825 (symtab_node::binds_to_current_def_p): Likewise.
9826 * varpool.c (varpool_node::get_availability): Likewise.
9828 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9831 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9832 Fix mode size check.
9834 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9836 * BASE-VER: Set to 7.0.0.
9838 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9840 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9842 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9844 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9845 architecture revisions.
9847 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9849 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9850 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9851 * config/i386/i386.md (stack decrement to push peepholes): Guard
9852 with !x86_using_red_zone ().
9854 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9857 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9858 to dump_generic_node.
9859 (NIY): Pass also flags to do_niy.
9861 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9863 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9864 (simd_clone_vector_of_formal_parm_types)
9865 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9866 (simd_clone_mangle, simd_clone_create)
9867 (simd_clone_adjust_return_type, create_tmp_simd_array)
9868 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9869 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9870 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9871 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9872 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9873 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9874 * omp-simd-clone.c: ... this new file.
9875 (simd_clone_vector_of_formal_parm_types): Make it static.
9876 * Makefile.in (OBJS): Add omp-simd-clone.o.
9878 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9881 * config/i386/sse.md: Use proper memory operand modifiers.
9884 2016-04-15 Richard Biener <rguenther@suse.de>
9885 Alan Modra <amodra@gmail.com>
9887 PR tree-optimization/70130
9888 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9889 when alignment stays not the same and no not use the realign
9892 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9895 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9896 direct move handlers for KFmode. Change TFmode handlers test from
9897 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9899 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9902 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9903 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9904 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9905 * tree-ssa-live.c (remove_unused_scope_block_p): When
9906 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9907 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9908 block_ultimate_origin is FUNCTION_DECL.
9909 (remove_unused_locals): If current_function_decl is
9910 polymorphic_ctor_dtor_p, pass initial true to
9911 remove_unused_scope_block_p' is_ctor_dtor_block.
9913 2016-04-14 Martin Sebor <msebor@redhat.com>
9918 * doc/extend.texi (Variable Length): Revert.
9920 2016-04-14 Marek Polacek <polacek@redhat.com>
9921 Jan Hubicka <hubicka@ucw.cz>
9924 * tree.c (verify_type): Disable the canonical type of main variant
9927 2016-04-14 Jason Merrill <jason@redhat.com>
9929 * cfgexpand.c, expr.c: Revert previous change.
9931 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9934 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9935 when building a mem ref for the incoming reduction variable.
9937 2016-04-14 Richard Biener <rguenther@suse.de>
9939 PR tree-optimization/70614
9940 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9941 loop if the evolution dropped to chrec_dont_know.
9942 (interpret_condition_phi): Likewise.
9944 2016-04-14 Richard Biener <rguenther@suse.de>
9946 PR tree-optimization/70623
9947 * tree-ssa-pre.c (changed_blocks): Make global ...
9948 (compute_antic): ... local here. Move and fix worklist
9949 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9950 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9951 worklist handling, dump when ANTIC_IN changed.
9952 (compute_partial_antic_aux): Remove worklist handling.
9953 (init_pre): Do not compute post dominators. Add a comment about
9954 the CFG order chosen.
9955 (fini_pre): Do not free post dominators.
9957 2016-04-13 Martin Sebor <msebor@redhat.com>
9962 * doc/extend.texi (Variable Length): Document C++ specifics.
9964 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9967 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9968 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9969 eh edges have been purged.
9972 * tree-sra.c (create_access_replacement,
9973 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9975 * tree-pretty-print.c (dump_fancy_name): New function.
9976 (dump_decl_name, dump_generic_node): Use it.
9978 2016-04-13 Jason Merrill <jason@redhat.com>
9980 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9981 * expr.c (expand_expr_real_1): Likewise.
9983 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9985 * config/i386/i386.md (kunpckhi): Swap operands.
9986 (kunpcksi): Likewise.
9987 (kunpckdi): Likewise.
9988 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9989 (vec_pack_trunc_<mode>): Likewise.
9991 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9994 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9997 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9998 gimplification turns some element into non-constant.
10001 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10002 * explow.c (convert_memory_address_addr_space_1): No longer static,
10003 add NO_EMIT argument and don't call convert_modes if true, pass
10004 it down recursively, remove break after return.
10005 (convert_memory_address_addr_space): Adjust caller.
10006 * simplify-rtx.c (simplify_unary_operation_1): Call
10007 convert_memory_address_addr_space_1 instead of convert_memory_address,
10008 if it returns NULL, don't simplify.
10010 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10013 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10015 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10017 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10018 Bump the upper SIMDLEN limits, so that if the return type or
10019 characteristic type if the return type is void can be passed in
10020 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10023 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10026 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10027 Do not use "=" constraint on an input constraint.
10028 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10029 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10030 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10031 generates (neg (abs ...)) instead of (abs ...).
10033 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10035 PR rtl-optimization/70596
10036 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10037 just invalidate LRA data and reset them. Adjust dump wording.
10039 2016-04-12 Martin Liska <mliska@suse.cz>
10042 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10044 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10046 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10047 max_loop_iterations_int.
10048 (tree_unswitch_outer_loop): Likewise.
10049 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10050 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10052 2016-04-12 Tom de Vries <tom@codesourcery.com>
10054 PR tree-optimization/68756
10055 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10056 instead of new_name.
10058 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10060 PR tree-optimization/70602
10061 * tree-sra.c (generate_subtree_copies): Don't write anything into
10062 constant pool decls.
10064 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10065 regardless whether there are depend clauses or not.
10067 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10070 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10071 target attribute and pragma from changing the -mfloat128
10072 and -mfloat128-hardware options.
10074 * doc/extend.texi (Additional Floating Types): Document PowerPC
10075 __float128 restrictions.
10077 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10080 * config/aarch64/driver-aarch64.c
10081 (aarch64_get_extension_string_for_isa_flags): New.
10082 (arch_extension): Rename to...
10083 (aarch64_arch_extension): ...This.
10084 (ext_to_feat_string): Rename to...
10085 (aarch64_extensions): ...This.
10086 (aarch64_core_data): Keep track of architecture extension flags.
10087 (cpu_data): Rename to...
10088 (aarch64_cpu_data): ...This.
10089 (aarch64_arch_driver_info): Keep track of architecture extension
10091 (get_arch_name_from_id): Rename to...
10092 (get_arch_from_id): ...This, change return type.
10093 (host_detect_local_cpu): Update and reformat for renames, handle
10094 extensions through common infrastructure.
10096 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10099 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10100 track of a canonical flag name.
10101 (all_extensions): Likewise.
10102 (arch_to_arch_name): Also track extension flags enabled by the arch.
10103 (all_architectures): Likewise.
10104 (aarch64_parse_extension): Move to here.
10105 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10107 (aarch64_rewrite_selected_cpu): Update for above change.
10108 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10109 are handled, such that the single explicit value enabled by an
10110 extension is kept seperate from the implicit values it also enables.
10111 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10113 (aarch64_parse_extension): New.
10114 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10115 here to config/aarch64/aarch64-protos.h.
10116 (aarch64_parse_extension): Move from here to
10117 common/config/aarch64/aarch64-common.c.
10118 (aarch64_option_print): Update.
10119 (aarch64_declare_function_name): Likewise.
10120 (aarch64_start_file): Likewise.
10121 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10122 the canonical flag for extensions.
10123 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10126 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10128 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10131 2016-04-09 Tom de Vries <tom@codesourcery.com>
10133 PR tree-optimization/68953
10134 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10135 first to last subscript.
10137 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10139 PR tree-optimization/70586
10140 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10143 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10147 PR tree-optimization/70373
10148 PR middle-end/70533
10149 PR middle-end/70534
10150 PR middle-end/70535
10151 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10152 clauses for acc parallel reductions as necessary. Error on those
10154 * omp-low.c (scan_sharing_clauses): Don't install variables which
10155 are used in acc parallel reductions.
10156 (lower_rec_input_clauses): Remove dead code.
10157 (lower_oacc_reductions): Add support for reference reductions.
10158 (lower_reduction_clauses): Remove dead code.
10159 (lower_omp_target): Don't remap variables appearing in acc parallel
10161 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10163 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10165 PR middle-end/70593
10166 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10167 with multiple SSA_NAME defs, force the outputs other than first
10168 to be live before calling live_track_process_def on each output.
10170 PR rtl-optimization/70574
10171 * fwprop.c (forward_propagate_and_simplify): Don't add
10172 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10173 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10174 paradoxical subregs within *loc.
10176 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10178 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10179 -ftree-parallelize-loops={0,1}.
10180 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10181 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10182 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10183 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10184 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10186 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10189 * asan.c (instrument_derefs): If we get unknown location, extract it
10190 with EXPR_LOCATION.
10191 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10193 2016-04-08 Tom de Vries <tom@codesourcery.com>
10195 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10196 implicit firstprivate clause.
10198 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10201 * config/arm/thumb2.md (tst + branch-> lsls + branch
10202 peephole below *orsi_not_shiftsi_si): Require that condition
10203 register is dead after the peephole.
10204 (second peephole after the above): Likewise.
10206 2016-04-08 Alan Modra <amodra@gmail.com>
10209 * builtins.c (fold_builtin_classify): For IBM extended precision,
10210 look at just the high-order double to test for NaN.
10211 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10212 test just the high double for Inf but both doubles for subnormal
10215 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10217 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10218 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10219 node->simdclone->mask_mode != VOIDmode masks.
10220 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10221 earlier, use it instead of node->simdclone.
10222 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10223 Set clonei->mask_mode.
10225 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10228 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10229 Pass it through to cp_parser_already_scoped_statement.
10230 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10231 it through to cp_parser_statement.
10232 (cp_parser_statement): Pass IF_P through to
10233 cp_parser_iteration_statement.
10234 (cp_parser_pragma): Adjust call to
10235 cp_parser_iteration_statement.
10237 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10240 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10241 resolve a future -Wparentheses warning.
10242 * omp-low.c (scan_sharing_clauses): Likewise.
10243 * tree-parloops.c (eliminate_local_variables): Likewise.
10245 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10247 PR rtl-optimization/70398
10248 * lra-constraints.c (process_address_1): Check zero scale and code
10249 for reloading with zero scale.
10251 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10253 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10254 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10256 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10258 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10259 Add support for AVX512F clones, include them by default for
10260 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10261 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10264 PR middle-end/70550
10265 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10266 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10267 firstprivate clauses.
10268 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10269 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10270 (lower_omp_target): Set TREE_NO_WARNING for
10271 non-addressable possibly uninitialized vars which are copied into
10272 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10274 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10276 * config/pa/predicates.md (integer_store_memory_operand): Accept
10277 REG+D operands with a large offset when reload_in_progress is true.
10278 (floating_point_store_memory_operand): Likewise.
10280 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10283 * match.pd (nested int casts): Limit to GIMPLE.
10285 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10288 * ipa-devirt.c (maybe_record_node): Fix comment; use
10289 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10291 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10293 PR rtl-optimization/70542
10294 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10295 if there are any uses other than insn or debug insns.
10297 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10298 Jakub Jelinek <jakub@redhat.com>
10300 PR tree-optimization/70509
10301 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10302 Shift HOST_WIDE_INT_1U instead of 1.
10304 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10306 PR tree-optimization/70509
10307 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10308 of the vector base type for index.
10310 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10313 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10315 2016-04-05 Richard Biener <rguenther@suse.de>
10317 PR tree-optimization/70526
10318 * tree-sra.c (build_ref_for_offset): Use prev_base to
10319 extract the alias pointer type.
10321 2016-04-05 Richard Biener <rguenther@suse.de>
10323 * dse.c (struct store_info): Remove alias_set member.
10324 (struct read_info_type): Likewise.
10325 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10326 spill_deleted, clear_alias_set_lookup): Remove.
10327 (get_group_info): Remove dead base == NULL_RTX case.
10328 (dse_step0): Remove initialization of removed variables.
10329 (delete_dead_store_insn): Reomve alias set dumping.
10330 (free_read_records): Remove alias_set handling.
10331 (canon_address): Remove alias_set_out parameter.
10332 (record_store): Remove spill_alias_set, it's always zero.
10333 (check_mem_read_rtx): Likewise.
10334 (dse_step2): Rename from ...
10335 (dse_step2_nospill): ... this. Adjust.
10336 (scan_stores): Rename from ...
10337 (scan_stores_nospill): ... this.
10338 (scan_reads): Rename from ...
10339 (scan_reads_nospill): ... this.
10340 (scan_stores_spill, scan_reads_spill): Remove.
10341 (dse_step3_scan): Remove for_spills argument which is always false.
10342 (dse_step3): Likewise.
10343 (dse_step5): Rename from ...
10344 (dse_step5_nospill): ... this. Remove alias_set handling.
10345 (rest_of_handle_dse): Adjust.
10347 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10350 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10351 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10352 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10353 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10355 2016-04-05 Richard Biener <rguenther@suse.de>
10357 PR middle-end/70499
10358 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10359 non-register type temporaries into SSA.
10361 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10364 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10365 calls when sanitizing.
10366 (possible_polymorphic_call_target_p): Fix formatting.
10368 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10369 Jakub Jelinek <jakub@redhat.com>
10371 PR middle-end/70457
10372 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10373 to ensure a call statement is compatible with a built-in's
10375 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10378 2016-04-04 Richard Biener <rguenther@suse.de>
10380 PR rtl-optimization/70484
10381 * rtl.h (canon_output_dependence): Declare.
10382 * alias.c (canon_output_dependence): New function.
10383 * dse.c (record_store): Use canon_output_dependence rather
10384 than canon_true_dependence.
10386 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10389 * cgraph.h (symtab_node::copy_visibility_from): New function.
10390 * symtab.c (symtab_node::copy_visibility_from): New function.
10391 * ipa-visibility.c (optimize_weakref): New function.
10392 (function_and_variable_visibility): Use it.
10394 2016-04-04 Martin Liska <mliska@suse.cz>
10397 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10398 value that is really in range handled by SBR instruction.
10399 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10400 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10401 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10403 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10407 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10408 set, but not for SP_REG operands.
10410 2016-04-02 Martin Sebor <msebor@redhat.com>
10413 * fold-const.c (maybe_nonzero_address): New function.
10414 (fold_comparison): Call it. Fold equality and relational
10415 expressions involving null pointers.
10416 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10418 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10420 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10421 the "Y" constraint (scalar FP 0.0 immediate).
10423 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10424 Add the "const_double" to the list of operand constraints.
10426 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10428 PR rtl-optimization/70467
10429 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10430 If low word of the last operand is 0, just emit addition/subtraction
10433 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10436 * config/s390/s390.c (s390_expand_insv): Check for everything
10437 constant instead of just VOIDmode stuff.
10439 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10442 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10444 2016-04-01 Nathan Sidwell <nathan@acm.org>
10446 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10448 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10450 PR rtl-optimization/70461
10451 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10454 2016-03-31 Martin Liska <mliska@suse.cz>
10457 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10458 a tree value or an immediate integer value to a buffer
10459 that is eventually copied to a BRIG section.
10460 (emit_immediate_operand): Call the function here.
10461 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10462 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10463 of class' fields that are removed.
10464 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10465 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10466 m_brig_repr_size fields.
10468 2016-03-31 Martin Liska <mliska@suse.cz>
10471 * hsa-gen.c (hsa_function_representation::update_dominance): New
10473 (convert_addr_to_flat_segment): Likewise.
10474 (gen_hsa_memory_set): New alignment argument.
10475 (gen_hsa_ctor_assignment): Likewise.
10476 (gen_hsa_insns_for_single_assignment): Provide alignment
10477 to gen_hsa_ctor_assignment.
10478 (gen_hsa_insns_for_direct_call): Add new argument.
10479 (expand_lhs_of_string_op): New function.
10480 (expand_string_operation_builtin): Likewise.
10481 (expand_memory_copy): New function.
10482 (expand_memory_set): New function.
10483 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10484 (convert_switch_statements): Change signature.
10485 (generate_hsa): Use a return value of the function.
10486 (pass_gen_hsail::execute): Do not call
10487 convert_switch_statements here.
10488 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10489 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10490 (hsa_function_representation::update_dominance): New function.
10492 2016-03-31 Martin Liska <mliska@suse.cz>
10495 * hsa-brig.c (emit_directive_variable): Emit alignment
10496 according to hsa_symbol::m_align.
10497 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10498 (dump_hsa_symbol): Dump alignment of HSA symbols.
10499 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10500 (gen_hsa_addr_with_align): New function.
10501 (hsa_bitmemref_alignment): Use newly added function.
10502 (gen_hsa_insns_for_load): Likewise.
10503 (gen_hsa_insns_for_store): Likewise.
10504 (gen_hsa_memory_copy): New argument added.
10505 (gen_hsa_insns_for_single_assignment): Respect
10506 alignment for assignments processed via gen_hsa_memory_copy.
10507 (gen_hsa_insns_for_direct_call): Likewise.
10508 (gen_hsa_insns_for_return): Likewise.
10509 (gen_function_def_parameters): Set default alignment.
10510 * hsa.c (hsa_object_alignment): New function.
10511 (hsa_byte_alignment): Pasted function.
10512 * hsa.h (hsa_symbol::m_align): New field.
10514 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10516 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10517 scratch field for goto case.
10519 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10521 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10523 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10526 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10527 (scalar_chain::convert_insn): Call convert_op for reg
10528 moves to handle undefined registers.
10530 2016-03-31 Nathan Sidwell <nathan@acm.org>
10533 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10534 Assert we don't want to move backwards.
10536 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10539 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10541 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10543 PR rtl-optimization/70460
10544 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10545 with operand from REG_LABEL_OPERAND, instead substitute
10546 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10547 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10549 2016-03-31 Martin Liska <mliska@suse.cz>
10551 * passes.c (execute_one_pass): Do not call
10552 todo_after for a discarded function.
10554 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10556 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10557 (no_cost, infinite_cost): Initialize the new field.
10558 (get_computation_cost_at): Record setup cost.
10559 (determine_use_iv_cost_address): Skip cost computation for sub
10560 uses if we can estimate it without losing accuracy.
10562 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10564 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10566 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10567 max_loop_iterations_int.
10568 (tree_unswitch_outer_loop): Likewise.
10569 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10570 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10572 2016-03-30 Richard Biener <rguenther@suse.de>
10574 PR middle-end/70450
10575 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10577 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10580 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10581 in gen_blendm expander.
10583 2016-03-30 Nick Clifton <nickc@redhat.com>
10586 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10587 case where we are already provided with an SImode SUBREG.
10589 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10592 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10593 conflict between DRAP register and __builtin_eh_return.
10595 2016-03-30 Michael Matz <matz@suse.de>
10596 Richard Biener <rguenther@suse.de>
10599 * ipa-polymorphic-call.c (struct type_change_info): Change
10600 speculative to an unsigned allowing to limit the work we do.
10601 (csftc_abort_walking_p): New inline function..
10602 (check_stmt_for_type_change): Limit the number of may-defs
10603 skipped for speculative devirtualization to
10604 max-speculative-devirt-maydefs.
10605 * params.def (max-speculative-devirt-maydefs): New param.
10606 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10608 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10611 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10614 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10616 PR tree-optimization/59124
10617 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10618 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10620 2016-03-29 Jeff Law <law@redhat.com>
10622 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10624 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10626 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10629 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10631 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10632 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10633 gcrt0.o if linking dynamically.
10635 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10638 * ipa-devirt.c (methods_equal_p): New function.
10639 (compare_virtual_tables): Use it.
10640 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10641 * cgraphclones.c (clone_function_name_1): Use
10642 symbol_table::symbol_suffix_separator.
10643 * coverage.c (build_var): Likewise.
10644 * symtab.c (symbol_table::symbol_suffix_separator): New.
10646 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10648 PR rtl-optimization/70429
10649 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10650 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10651 mode != result_mode.
10654 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10656 PR tree-optimization/70405
10657 * ssa-iterators.h (num_imm_uses): Add missing braces.
10659 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10661 PR rtl-optimization/68695
10662 * ira-color.c (allocno_copy_cost_saving): New.
10663 (improve_allocation): Use it.
10665 2016-03-29 Richard Henderson <rth@redhat.com>
10667 PR middle-end/70355
10668 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10670 2016-03-29 Richard Biener <rguenther@suse.de>
10672 PR middle-end/70424
10673 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10674 use alignment returned by get_pointer_alignment_1 if it is
10675 bigger than BITS_PER_UNIT.
10676 * builtins.c (get_pointer_alignment_1): Do not return true
10677 for alignment extracted from SSA info.
10679 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10681 * config/ft32/ft32.opt (mnodiv): New.
10682 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10683 * doc/invoke.texi (FT32 Options -mnodiv): New.
10685 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10688 * config/i386/i386.md (define_split, andn): Fix modes.
10690 2016-03-26 Richard Biener <rguenther@suse.de>
10691 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10694 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10696 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10697 as 2nd argument to cl_optimization_restore().
10699 2016-03-25 Richard Henderson <rth@redhat.com>
10702 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10703 * config/aarch64/aarch64-protos.h: Declare it.
10704 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10706 2016-03-25 Alan Modra <amodra@gmail.com>
10709 * config/rs6000/constraints.md (j): Simplify.
10710 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10712 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10713 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10714 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10715 in all constraint alternatives.
10716 (movtd_64bit_nodm): Delete "j" constraint alternative.
10718 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10720 * tree-ssa-propagate.c: Enhance docs for
10721 SSA_PROP_NOT_INTERESTING.
10723 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10725 * doc/extend.texi: Fix typo in documentation to pure attribute.
10727 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10730 * config/pa/pa.md (bswapdi2): Use a scratch register.
10732 2016-03-24 Richard Henderson <rth@redhat.com>
10734 PR middle-end/69845
10735 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10738 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10740 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10741 using ix86_expand_binary_operator instead of gen_andsi3.
10743 2016-03-24 Richard Biener <rguenther@suse.de>
10745 PR tree-optimization/70396
10746 * tree-vect-stmts.c (vectorizable_comparison): Use
10747 get_vectype_for_scalar_type.
10749 2016-03-24 Richard Biener <rguenther@suse.de>
10751 PR middle-end/70370
10752 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10753 with register bases.
10755 2016-03-24 Richard Biener <rguenther@suse.de>
10757 PR tree-optimization/70372
10758 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10759 build_all_ones_cst to also handle vector types correctly.
10761 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10764 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10767 2016-03-23 Marek Polacek <polacek@redhat.com>
10770 * doc/invoke.texi: Document -Wignored-attributes.
10772 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10774 PR tree-optimization/69042
10775 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10776 parameter from 30 to 40.
10778 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10780 PR tree-optimization/69042
10781 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10782 for use with constant offset stripped in base.
10784 2016-03-23 Richard Biener <rguenther@suse.de>
10786 PR middle-end/70251
10787 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10788 mode compatibility check.
10789 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10791 2016-03-23 Jeff Law <law@redhat.com>
10793 PR tree-optimization/64058
10794 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10796 (struct ssa_conflicts): Move up earlier in the file.
10797 (conflicts_, var_map_): New static variables.
10798 (initialize_conflict_count): New function to initialize the
10799 CONFLICT_COUNT field for each conflict pair.
10800 (compare_pairs): Lazily initialize the conflict count and use it
10801 as the first tie-breaker.
10802 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10803 and wipe conflicts_ and map_ around the call to qsort. Remove
10804 special case for 2 coalesce pairs.
10805 * bitmap.c (bitmap_count_unique_bits): New function.
10806 (bitmap_count_bits_in_word): New function, extracted from
10808 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10809 * bitmap.h (bitmap_count_unique_bits): Declare it.
10811 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10814 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10815 transparent alias chain for decl assembler name.
10816 * config/sol2.c (solaris_assemble_visibility): Likewise.
10818 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10820 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10822 (v10_fdivs): Likewise.
10823 (v10_fdivd): Likewise.
10825 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10828 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10829 to not call fclose twice on file.
10831 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10833 PR tree-optimization/70354
10834 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10835 oprnd0 is wider than oprnd1 and there is a cast from the wider
10836 type to oprnd1, mask it with the mask of the narrower type.
10839 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10840 Optimize TARGET_STV splitters, if high or low word of last argument
10843 2016-03-22 Jeff Law <law@redhat.com>
10846 tree-ssa-threadbackward.c
10847 (fsm_find_control_statement_thread_paths): Correctly distinguish
10848 between old style jump threads vs FSM jump threads.
10850 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10853 * config/i386/i386.c (scalar_chain::convert_op): Support
10854 uninitialized register usage case.
10856 2016-03-22 Richard Biener <rguenther@suse.de>
10858 PR middle-end/70251
10859 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10861 (capture::gen_transform): ... to change behavior when substituting
10862 a condition into cond or not-cond expr context.
10863 (dt_simplify::gen_1): Adjust.
10864 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10865 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10866 last change and instead change to
10867 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10868 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10870 2016-03-22 Anthony Green <green@moxielogic.com>
10872 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10873 issue for moxiebox targets.
10874 (CC1PLUS_SPEC): Ditto.
10876 2016-03-22 Richard Biener <rguenther@suse.de>
10878 PR middle-end/70333
10879 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10882 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10884 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10886 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10889 * config/i386/i386.c (def_builtin): Handle
10890 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10892 (const struct builtin_description bdesc_special_args[]):
10893 Remove duplicate ISA bits.
10895 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10898 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10899 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10900 in a way that works also for AVX512BW.
10903 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10904 instead of source if operands[1] is xmm16 and above and
10905 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10906 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10909 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10910 on assign if (*from_p) is a comparison, set it to
10911 TREE_NO_WARNING (*from_p).
10913 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10915 PR middle-end/70326
10916 * lra.c (restore_scratches): Ignore deleted insns.
10918 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10919 Jakub Jelinek <jakub@redhat.com>
10921 PR tree-optimization/70317
10922 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10925 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10928 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10929 of ix86_expand_move.
10931 (movti): Use general_operand for operand 1 predicate.
10933 2016-03-21 Martin Liska <mliska@suse.cz>
10935 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10937 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10939 2016-03-21 Martin Liska <mliska@suse.cz>
10942 * ipa-icf.c (sem_function::parse): Skip static
10943 constructors and destructors.
10945 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10948 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10949 function-like macro, peek following token(s) if it is followed
10950 by CPP_OPEN_PAREN token with optional padding in between, and
10951 if not, don't treat it like a macro.
10953 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10954 Alexander Monakov <amonakov@ispras.ru>
10956 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10957 for the stabs debug format.
10959 2016-03-21 Richard Biener <rguenther@suse.de>
10961 PR tree-optimization/70310
10962 * tree-vect-generic.c (expand_vector_condition): Fold the built
10965 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10968 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10969 Block third alternative for AVX-512VL target,
10971 2016-03-21 Martin Liska <mliska@suse.cz>
10974 * hsa-brig.c (emit_function_directives): Mark unemitted
10975 global variables for emission.
10976 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10977 (get_symbol_for_decl): Likewise.
10978 * hsa.h (struct hsa_symbol): New flag.
10980 2016-03-21 Richard Biener <rguenther@suse.de>
10982 PR tree-optimization/70288
10983 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10984 we do not estimate unsimplified all-constant conditionals or
10985 switches as optimized away.
10987 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10989 PR rtl-optimization/69102
10990 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10991 when we have a readonly dependency context.
10993 2016-03-18 Jeff Law <law@redhat.com>
10995 PR rtl-optimization/70263
10996 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10997 (update_equiv_regs): When trying to move a store to after the insn
10998 that sets the source of the store, make sure the store occurs after
10999 the insn that sets the source of the store. When successful note
11000 the REG_EQUIV note created in the dump file.
11002 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11003 Bernd Schmidt <bschmidt@redhat.com>
11005 * doc/extend.texi: Document more potential problems with basic asms.
11007 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11009 PR rtl-optimization/70278
11010 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11013 2016-03-18 Jason Merrill <jason@redhat.com>
11015 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11017 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11019 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11020 values to 128b regs.
11022 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11024 PR tree-optimization/70252
11025 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11026 boolean vector has a proper number of elements.
11027 (supportable_narrowing_operation): Likewise.
11029 2016-03-18 Tom de Vries <tom@codesourcery.com>
11032 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11034 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11036 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11037 instead of replace_rtx for DEBUG_INSNs.
11039 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11041 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11042 load type reservations.
11044 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11047 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11048 define_constraint for "Q" and "T" constraints.
11050 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11052 Tweak the pipeline model for Exynos M1
11054 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11057 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11060 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11061 where one or both locations aren't within a line_map.
11063 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11066 * opts.c (finish_options): Don't set flag_pie to the default if
11067 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11070 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11072 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11073 true as ALL_REGS argument to replace_rtx.
11075 2016-03-17 Richard Biener <rguenther@suse.de>
11078 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11081 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11084 * rtl.h (replace_rtx): Add ALL_REGS argument.
11085 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11086 equality and assert mode is the same, instead of just rtx pointer
11088 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11089 true as ALL_REGS argument to replace_rtx.
11091 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11093 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11094 for boolean vector with vector mode only.
11095 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11097 2016-03-17 Nick Clifton <nickc@redhat.com>
11100 * config/rx/rx.c (rx_print_integer): Print negative constants in
11103 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11106 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11108 2016-03-16 Richard Henderson <rth@redhat.com>
11109 Richard Biener <rguenth@suse.de>
11111 PR middle-end/70240
11112 PR middle-end/68215
11114 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11115 first operand as is_gimple_condexpr.
11117 PR middle-end/70240
11118 PR middle-end/68215
11120 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11121 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11122 Do not gimplify the result.
11123 (do_unop): Adjust call to tree_vec_extract.
11124 (do_binop): Likewise.
11125 (do_compare): Likewise.
11126 (do_plus_minus): Likewise.
11127 (do_negate): Likewise.
11128 (expand_vector_condition): Likewise.
11129 (do_cond): Likewise.
11131 2016-03-16 Richard Henderson <rth@redhat.com>
11134 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11135 (aarch64_classify_address): Use it.
11136 (aarch64_legitimize_address): Force all subexpressions of PLUS
11137 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11139 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11140 Richard Biener <rguenth@suse.de>
11143 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11144 return to even if only REGNO is equal, and assert
11147 2016-03-11 Jeff Law <law@redhat.com>
11149 PR rtl-optimization/70224
11150 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11152 2016-03-16 Richard Henderson <rth@redhat.com>
11154 PR middle-end/70199
11155 * function.h (struct function): Add has_forced_label_in_static.
11156 * gimplify.c (force_labels_r): Set it.
11157 * lto-streamer-in.c (input_struct_function_base): Read it.
11158 * lto-streamer-out.c (output_struct_function_base): Write it.
11159 * tree-inline.c (has_label_address_in_static_1): Remove.
11160 (copy_forbidden): Remove fndecl parameter; test
11161 has_forced_label_in_static.
11162 (inline_forbidden_p): Update call to copy_forbidden.
11163 (tree_versionable_function_p): Likewise.
11164 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11165 (chkp_versioning): Likewise.
11166 * tree-inline.h (copy_forbidden): Update decl.
11168 2016-03-16 Marek Polacek <polacek@redhat.com>
11171 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11172 function being thunked if the result type doesn't have fixed size.
11173 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11174 doesn't have fixed size.
11176 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11178 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11179 reporting malformed loop nest.
11181 2016-03-16 Tom de Vries <tom@codesourcery.com>
11184 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11185 nodes.length () == 1 test to before first nodes[0] access.
11187 2016-03-16 Tom de Vries <tom@codesourcery.com>
11189 PR tree-optimization/68715
11190 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11191 single_pred_p test.
11193 2016-03-16 Tom de Vries <tom@codesourcery.com>
11195 PR tree-optimization/68809
11196 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11199 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11200 Sandra Loosemore <sandra@codesourcery.com>
11202 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11203 on leaf attribute. Mention ELF interposition problems.
11205 2016-03-16 Alan Modra <amodra@gmail.com>
11207 PR rtl-optimization/69195
11208 PR rtl-optimization/47992
11209 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11212 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11215 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11217 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11219 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11221 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11223 PR rtl-optimization/70222
11224 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11225 optimization if mode is different from result_mode, queue up masking
11226 of the result in outer_op. Formatting fix.
11228 PR middle-end/70239
11229 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11232 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11234 PR rtl-optimization/69032
11235 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11236 looping backwards over basic block insns.
11238 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11241 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11242 to non-speculative when propagating trap bits.
11244 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11246 PR rtl-optimization/63384
11247 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11248 DEBUG_INSN_P insns.
11250 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11253 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11254 factored out from ...
11255 (sched_analyze_insn): ... here.
11256 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11257 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11258 get_implicit_reg_pending_clobbers in it.
11259 (setup_id_reg_sets): Use setup_id_implicit_regs.
11260 (deps_init_id): Ditto.
11262 2016-03-15 Tom de Vries <tom@codesourcery.com>
11265 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11267 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11268 execute_function_dump.
11269 (execute_one_pass): Don't dump function if it will be dumped after ipa
11272 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11274 * genrecog.c (match_pattern_2): If pred is NULL don't call
11275 safe_predicate_mode on it.
11277 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11279 PR middle-end/70219
11280 * lra-constraints.c (delete_move_and_clobber): Change assertion
11281 to also allow dregno == 0.
11283 2016-03-14 Richard Henderson <rth@redhat.com>
11286 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11287 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11288 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11289 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11292 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11295 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11297 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11299 * lra-constraints.c (split_reg): For hard regs, try to find the
11300 biggest single-register mode used in the function.
11302 2016-03-14 Richard Biener <rguenther@suse.de>
11304 PR tree-optimization/56365
11305 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11306 constants to compare against.
11308 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11311 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11312 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11313 (define_split for the GPR case): Use int_reg_operand instead of
11314 gpc_reg_operand for the output.
11316 2016-03-14 Tom de Vries <tom@codesourcery.com>
11318 PR tree-optimization/70045
11319 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11320 create_empty_if_region_on_edge argument.
11322 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11324 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11325 (STACK_CHECK_PROTECT): Likewise.
11326 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11327 (STACK_CHECK_PROTECT): Likewise.
11328 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11329 (STACK_CHECK_PROTECT): Likewise.
11330 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11331 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11332 (STACK_CHECK_PROTECT): Likewise.
11334 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11336 PR rtl-optimization/69307
11337 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11338 registers in modes that span more than one register.
11340 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11343 * lra-constraints.c (delete_move_and_clobber): New.
11344 (remove_inheritance_pseudos): Use it.
11346 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11349 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11350 the libcall is LCT_THROW.
11351 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11352 for the checking routine.
11354 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11357 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11358 optimization if we have direct move.
11359 (roundu32<mode>2_fprs): Likewise.
11361 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11364 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11366 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11367 Arguments swapped. All callers changed. Take reg_renumber into
11368 account, and Calculate and compare register ranges for hard regs.
11370 2016-03-11 Jeff Law <law@redhat.com>
11372 PR tree-optimization/70190
11373 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11374 Handle cases where we can not extract the taken edge, even though we
11375 found a constant value.
11377 PR tree-optimization/64058
11378 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11379 (num_coalesce_pairs): Move up earlier in file.
11380 (find_coalesce_pair): Initialize the INDEX field for each pair
11382 (compare_pairs): No longer sort on the elements in each pair.
11383 Instead break ties with the index of the coalesce pair.
11385 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11388 * config/aarch64/aarch64-protos.h
11389 (aarch64_save_restore_target_globals): New prototype.
11390 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11391 Call the above when popping pragma.
11392 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11394 (aarch64_set_current_function): Rewrite using the above.
11396 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11398 PR tree-optimization/70177
11399 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11400 (extract_ops_from_tree): ... this. In the 2 argument
11401 overload remove _1 suffix.
11402 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11403 (extract_ops_from_tree): ... this.
11404 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11406 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11407 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11408 extract_ops_from_tree instead of 2 operand one.
11410 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11412 PR tree-optimization/70013
11413 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11414 for constant-pool entries.
11416 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11418 PR rtl-optimization/70174
11419 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11420 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11422 PR tree-optimization/70169
11423 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11424 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11427 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11428 Jakub Jelinek <jakub@redhat.com>
11431 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11432 of uninitialized values.
11434 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11436 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11438 ("*trunctddd2"): New pattern definition.
11439 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11442 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11444 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11445 definitions for BFP and DFP rounding modes.
11446 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11447 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11448 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11449 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11452 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11454 * config/s390/constraints.md: Adjust comment.
11455 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11456 s390_decompose_addrstyle_without_index.
11457 * config/s390/predicates.md (shift_count_or_setmem_operand):
11458 Rename to setmem_operand.
11459 * config/s390/s390-protos.h
11460 (s390_decompose_shift_count): Rename to
11461 s390_decompose_addrstyle_without_index.
11462 * config/s390/s390.c (s390_decompose_shift_count)
11463 (s390_mem_constraint, print_shift_count_operand)
11464 (print_operand_address, print_operand): Rename
11465 s390_decompose_shift_count to
11466 s390_decompose_addrstyle_without_index and rename
11467 print_shift_count_operand to print_addrstyle_operand troughout the
11469 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11470 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11471 Rename shift_count_or_setmem_operand to setmem_operand.
11472 * config/s390/vx-builtins.md ("vec_insert<mode>")
11473 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11476 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11479 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11480 Handle overlapping retval and newval.
11482 2016-03-10 Nick Clifton <nickc@redhat.com>
11485 * config/aarch64/aarch64.c
11486 (aarch64_override_options_after_change_1): When forcing
11487 flag_omit_frame_pointer to be true, use a special value that can
11488 be detected if this function is called again, thus preventing
11489 flag_omit_leaf_frame_pointer from being forced to be false.
11491 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11493 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11494 Set x_flag_omit_leaf_frame_pointer when handling
11495 -momit-leaf-frame-pointer.
11497 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11500 * cgraph.c (cgraph_node::dump): Dump split_part and
11501 indirect_call_target.
11502 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11503 * ipa.c (has_addr_references_p): Cleanup.
11504 (is_indirect_call_target_p): New.
11505 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11506 called indirectly as local.
11507 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11509 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11512 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11513 on cxa_pure_virtual.
11515 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11518 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11520 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11523 * tree.c (need_assembler_name_p): Only record main variant type names.
11525 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11528 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11529 Always define to 0 or 1.
11530 (TARGET_FIX_ERR_A53_843419): New macro.
11531 * config/aarch64/aarch64-elf-raw.h
11532 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11533 * config/aarch64/aarch64-linux.h: Likewise.
11534 * config/aarch64/aarch64.c
11535 (aarch64_override_options_after_change_1): Do not default
11536 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11538 (aarch64_attributes): Handle fix-cortex-a53-843419.
11539 (aarch64_can_inline_p): Likewise.
11540 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11542 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11543 Jakub Jelinek <jakub@redhat.com>
11545 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11546 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11547 DECL_COMMONS if flag_unconstrained_commons is set.
11548 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11549 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11550 (funconstrained-commons): Document.
11552 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11554 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11555 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11557 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11559 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11560 has a proper number of elements.
11562 2016-03-10 Alan Modra <amodra@gmail.com>
11564 PR rtl-optimization/69195
11565 PR rtl-optimization/47992
11566 * ira.c (recorded_label_ref): Delete.
11567 (update_equiv_regs): Return void.
11568 (indirect_jump_optimize): New function.
11569 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11570 before regstat_compute_ri. Don't rebuild_jump_labels here.
11571 Delete update_regstat.
11573 2016-03-10 Richard Biener <rguenther@suse.de>
11575 PR tree-optimization/70128
11576 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11577 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11579 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11581 PR tree-optimization/70152
11582 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11583 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11586 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11587 instead of gen_sse2_loadlpd.
11588 * config/i386/sse.md (*vec_concatv2df): Rename to...
11589 (vec_concatv2df): ... this.
11591 PR tree-optimization/70127
11592 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11594 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11598 * diagnostic-show-locus.c (compatible_locations_p): New function.
11599 (layout::layout): Sanitize ranges using compatible_locations_p.
11601 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11605 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11606 location_range param with three const expanded_locations * and a
11608 (layout::layout): Replace call to
11609 rich_location::lazily_expand_location with get_expanded_location.
11610 Extract the range and perform location expansion here, passing
11611 the results to the layout_range ctor.
11612 * diagnostic.c (source_range::debug): Delete.
11613 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11614 of rich_location::get_expanded_location.
11615 * gcc-rich-location.c (get_range_for_expr): Delete.
11616 (gcc_rich_location::add_expr): Reimplement to avoid the
11617 rich_location::add_range overload that took a location_range,
11618 passing a location_t instead.
11620 2016-03-09 Richard Biener <rguenther@suse.de>
11621 Jakub Jelinek <jakub@redhat.com>
11623 PR tree-optimization/70138
11624 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11625 Also skip vect_double_reduction_def.
11627 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11630 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11631 if the operand is "m".
11633 2016-03-09 Nathan Sidwell <nathan@acm.org>
11635 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11637 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11639 * config/i386/i386.c (processor_target_table): Fix cost table
11640 intialization order for znver1.
11642 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11644 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11645 - becuase -> because.
11646 * ipa-reference.c (ignore_module_statics): Likewise.
11647 * cgraph.c (cgraph_node::get_body): Likewise.
11648 * ipa-inline.c (early_inliner): Likewise.
11649 * ipa-devirt.c (types_same_for_odr): Likewise.
11650 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11651 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11653 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11655 * tree-ssa-math-opts.c: Fix typo in comment.
11657 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11660 * config/i386/i386.c (scalar_chain::make_vector_copies,
11661 scalar_chain::convert_reg): Call end_sequence in between
11662 get_insns and emit_conversion_insns rather than after both
11665 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/i386.h (machine_function): Add
11669 pc_thunk_call_expanded flag.
11670 (ix86_pc_thunk_call_expanded): New define.
11671 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11672 (*set_got): Rename insn pattern from set_got.
11673 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11674 * config/i386/i386.c (ix86_compute_frame_layout): Use
11675 ix86_pc_thunk_call_expanded to prevent red-zone.
11677 2016-03-07 Martin Jambor <mjambor@suse.cz>
11679 * hsa.h (hsa_get_ctor_statements): Declare.
11680 (hsa_get_dtor_statements): Likewise.
11681 (hsa_get_kernel_dispatch_type): Likewise.
11682 * hsa.c (hsa_get_ctor_statements): New function.
11683 (hsa_get_dtor_statements): Likewise.
11684 (hsa_get_kernel_dispatch_type): Likewise.
11685 * hsa-brig.c (hsa_cdtor_statements): Removed.
11686 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11687 hsa_get_dtor_statements.
11688 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11689 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11691 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11693 * config/arm/arm-cores.def (cortex-r8): New.
11694 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11695 * config/arm/arm-tune.md: Likewise.
11696 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11698 2016-03-07 Martin Sebor <msebor@redhat.com>
11700 PR rtl-optimization/19705
11701 * doc/invoke.texi (Options That Control Optimization): Clarify
11702 -fno-branch-count-reg.
11704 2016-02-26 Richard Biener <rguenther@suse.de>
11705 Jeff Law <law@redhat.com>
11707 PR tree-optimization/69740
11708 * cfghooks.c (remove_edge): Request loop fixups if we delete
11709 an edge that might turn an irreducible loop into a natural
11711 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11712 Move after definition of loops_state_clear.
11714 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11716 PR rtl-optimization/69052
11717 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11720 2016-03-07 Tom de Vries <tom@codesourcery.com>
11722 PR tree-optimization/70116
11723 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11724 is_tm_ending stmts and ubsan/asan internal functions.
11725 (find_duplicate): Use it. Don't test is_tm_ending here.
11727 2016-03-07 Richard Biener <rguenther@suse.de>
11729 PR tree-optimization/70115
11730 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11731 (propagate_constants_for_unrolling): Use replace_uses_by.
11733 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11735 PR middle-end/69916
11736 * omp-low.c (struct oacc_loop): Add ifns.
11737 (new_oacc_loop_raw): Initialize it.
11738 (finish_oacc_loop): Clear mask & flags if no ifns.
11739 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11740 (oacc_loop_xform_loop): Add ifns arg & adjust.
11741 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11743 2016-03-07 Richard Henderson <rth@redhat.com>
11746 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11747 (insert_value_copy_on_edge): Likewise.
11749 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11751 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11753 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11756 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11758 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11760 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11762 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11764 Fix sseimul type attribute.
11765 * config/i386/znver1.md
11766 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11767 znver1_sseimul_avx256_load) : Fix the type attribute.
11768 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11769 pipe usage and latency.
11771 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11774 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11775 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11778 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11781 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11783 PR rtl-optimization/69941
11784 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11785 the reg share its mode.
11787 2016-03-04 Jeff Law <law@redhat.com>
11789 PR tree-optimization/69196
11790 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11791 If the both SSA_NAMEs are anonymous, then consider them unassociated
11792 and include the PHI in the statement count.
11794 2016-03-05 Tom de Vries <tom@codesourcery.com>
11796 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11797 construct in oacc routine. Check for oacc region in oacc routine.
11799 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11802 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11803 2016-02-22 changes, instead don't recurse if RECUR is already true.
11804 Don't change *dynamic_check if RECUR. Adjust recursive caller
11805 to pass true to the new argument.
11806 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11809 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11810 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11812 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11814 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11816 PR rtl-optimization/57676
11817 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11818 with flag_checking.
11820 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11822 * tree-vect-patterns.c (search_type_for_mask): Handle
11823 comparison of booleans.
11825 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11827 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11831 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11832 all other ops that have dw_val_class_die_ref operands,
11833 and DW_OP_GNU_entry_value.
11835 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11837 PR rtl-optimization/69904
11838 * config/arm/arm.c (arm_cannot_copy_insn_p):
11839 Return true for load-exclusive instructions.
11841 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11844 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11845 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11846 the pattern no matter if it is used just by non-pattern, pattern
11848 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11849 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11850 oprnd1 def_stmt is in pattern, don't look through it.
11852 2016-03-03 Marek Polacek <polacek@redhat.com>
11854 PR middle-end/70050
11855 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11857 2016-03-03 Martin Liska <mliska@suse.cz>
11859 PR tree-optimization/70043
11860 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11861 previous statement if we see a debug statement.
11863 2016-03-03 Richard Biener <rguenther@suse.de>
11865 PR tree-optimization/55936
11866 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11867 parameter and guard unsafe equivalence use.
11868 (vrp_evaluate_conditional_warnv_with_ops): Always use
11869 safe equivalences but not via the quadratic compare_names
11872 2016-03-03 Michael Collison <michael.collison@linaro.org>
11875 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11876 for operand 1 to s_register_operand. Change predicate for operand
11877 2 to arm_not_immediate_operand.
11879 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11881 * doc/tm.texi: Regenerated.
11883 2016-03-02 Richard Henderson <rth@redhat.com>
11886 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11887 simplification when all args are positive non-fixed registers.
11889 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11891 * target.def (lra_p): Specify that new ports should use LRA.
11893 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11896 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11897 gimplify_type_sizes the type they refer to.
11898 (omp_notice_variable): Handle reference vars to VLAs.
11899 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11900 reference to VLA decls in the second pass instead of first pass.
11902 2016-03-02 Tom de Vries <tom@codesourcery.com>
11904 PR tree-optimization/68659
11905 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11906 new_expr == NULL_TREE.
11907 (get_new_name): Handle ADDR_EXPR.
11909 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11911 PR rtl-optimization/69052
11912 * loop-invariant.c (canonicalize_address): New function.
11913 (inv_can_prop_to_addr_use): Check validity of address expression
11914 which is canonicalized by above function.
11916 2016-03-02 Alan Modra <amodra@gmail.com>
11919 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11922 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11925 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11926 (*movhi_internal): Put mask moves from and to memory separately
11927 from moves from/to GPRs.
11929 2016-03-02 Richard Biener <rguenther@suse.de>
11931 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11932 GENERIC expressions in GIMPLE.
11934 2016-03-02 Richard Biener <rguenther@suse.de>
11936 * config/i386/i386.c (type_natural_mode): Fix typo.
11938 2016-03-02 Nick Clifton <nickc@redhat.com>
11940 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11942 2016-03-02 Richard Biener <rguenther@suse.de>
11943 Uros Bizjak <ubizjak@gmail.com>
11946 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11948 2016-03-02 Richard Biener <rguenther@suse.de>
11950 PR middle-end/67278
11951 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11953 2016-03-02 Marek Polacek <polacek@redhat.com>
11956 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11957 "is promoted to" warning.
11959 2016-03-01 DJ Delorie <dj@redhat.com>
11961 * config.gcc: Deprecate mep-*.
11963 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11965 PR middle-end/70025
11966 * lra-constraints.c (regno_val_use_in): New.
11967 (match_reload): Use it instead of regno_use_in.
11969 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11971 PR rtl-optimization/70007
11972 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11973 references present in REG_EQUAL notes attached to non-SET patterns.
11975 2016-03-01 Jeff Law <law@redhat.com>
11977 PR tree-optimization/69196
11978 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11979 Appropriately clamp the number of statements to copy when the
11980 thread path does not traverse a loop backedge.
11982 PR tree-optimization/69196
11983 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11984 Do count some PHIs in the thread path against the insn count. Decrease
11985 final statement count by one as the control statement in the last
11986 block will get removed. Remove special cased code for handling PHIs
11989 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11993 asm dialect alternatives to explicit GOTPCREL calls.
11995 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11998 * ira.c (do_reload): Issue warning for generic stack checking here...
11999 * reload1.c (reload): ...instead of here and streamline it.
12001 2016-03-01 Nick Clifton <nickc@redhat.com>
12003 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12005 2016-03-01 Richard Biener <rguenther@suse.de>
12007 PR tree-optimization/69983
12008 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12009 types and fall back to operand_equal_p.
12011 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12014 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12016 * config/s390/constraints.md ("jm8"): New constraint.
12017 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12019 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12021 ("*setmem_long<setmem_and>"): New pattern.
12022 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12024 ("*setmem_long_31z<setmem_and>"): New pattern.
12025 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12026 New substitution rules with the required attributes.
12029 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12032 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12034 * gensupport.c (process_substs_on_one_elem): Split loop to
12035 complete mark_operands_used_in_match_dup on all expressions in the
12037 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12038 and remove function.
12040 2016-03-01 Richard Biener <rguenther@suse.de>
12042 PR middle-end/70022
12043 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12044 vector BIT_FIELD_REF extract.
12046 2016-03-01 Richard Biener <rguenther@suse.de>
12048 PR tree-optimization/69994
12049 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12051 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12053 PR tree-optimization/69956
12054 * tree-vect-stmts.c (supportable_widening_operation): Support
12055 multi-step conversion of boolean vectors.
12056 (supportable_narrowing_operation): Likewise.
12058 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12060 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12063 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12065 * config/s390/subst.md (DSI_VI): New mode iterator.
12066 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12067 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12068 the insn definition.
12069 ("*vec_set<mode>"): Change predicate and add alternative to
12070 support only either register or const_int operands as element
12072 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12074 ("vec_extract<mode>"): New expander.
12075 ("*vec_extract<mode>"): New insn definition supporting reg and
12076 const_int element selectors.
12077 ("*vec_extract<mode>_plus"): New insn definition supporting
12078 reg+const_int element selectors.
12079 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12080 following expander+insn definition.
12081 ("<vec_shifts_name><mode>3"): New expander.
12082 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12084 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12086 * config/s390/s390.md ("*tabort_1"): Change predicate to
12087 nonmemory_operand. Add a second alternative to cover
12088 register as well as const int operands.
12089 ("*tabort_1_plus"): New pattern definition.
12091 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12093 * config/s390/s390.md ("*ashrdi3_cc_31")
12094 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12095 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12096 Merge insn definitions into ...
12097 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12098 New pattern definition.
12099 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12100 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12101 ("*ashr<mode>3_and"): Merge insn definitions into ...
12102 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12103 New pattern definition.
12104 * config/s390/subst.md ("addr_style_op_cc_subst")
12105 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12106 substitutions patterns plus attributes.
12107 Add ashiftrt to SUBST iterator.
12109 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12111 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12112 op2 to nonmemory_operand.
12113 ("*<shift>di3_31", "*<shift>di3_31_and"):
12114 Merge into single pattern definition ...
12115 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12116 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12117 pattern definition ...
12118 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12119 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12122 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12124 * config/s390/predicates.md (const_int_6bitset_operand): New
12126 * config/s390/s390.md: Include subst.md.
12127 ("rotl<mode>3"): New expander.
12128 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12130 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12131 * config/s390/subst.md: New file.
12133 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12135 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12136 Remove RRR type. It doesn't really exist.
12137 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12139 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12140 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12141 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12142 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12143 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12144 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12145 `enabled' attribute.
12147 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12149 * gensupport.c (process_substs_on_one_elem): Split loop to
12150 complete mark_operands_used_in_match_dup on all expressions in the
12152 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12153 and remove function.
12155 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12158 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12159 (CEIL_NWORDS): ...this. Use CEIL macro.
12160 (compute_fp_layout): Adjust to above renaming.
12161 (function_arg_union_value): Likewise.
12162 (sparc_arg_partial_bytes): Likewise.
12163 (sparc_function_arg_advance): Likewise.
12165 2016-02-29 Jeff Law <law@redhat.com>
12167 PR tree-optimization/70005
12168 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12169 where an object with a boolean range is compared against a value
12172 PR tree-optimization/69999
12173 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12174 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12177 2016-02-29 Richard Biener <rguenther@suse.de>
12179 PR tree-optimization/69994
12180 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12181 (get_unary_op): Look through nop conversions.
12182 (ops_equal_values_p): New function, look for equality diregarding
12184 (eliminate_plus_minus_pair): Use ops_equal_values_p
12185 (repropagate_negates): Do not use get_unary_op here.
12187 2016-02-29 Martin Liska <mliska@suse.cz>
12189 * system.h: Poison ENABLE_CHECKING macro.
12191 2016-02-29 Martin Liska <mliska@suse.cz>
12193 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12194 is presented in dump flags.
12195 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12196 (hsa_regalloc): Likewise.
12198 2016-02-19 Richard Biener <rguenther@suse.de>
12200 PR tree-optimization/69980
12201 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12202 permutation of those we need to keep.
12204 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12207 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12208 (NWORDS_UP): ...this
12209 (init_cumulative_args): Minor tweaks.
12210 (sparc_promote_function_mode): Likewise.
12211 (scan_record_type): Delete.
12212 (traverse_record_type): New function template.
12213 (classify_data_t): New structure type.
12214 (classify_registers): New inline function.
12215 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12216 exhausted. Instantiate traverse_record_type on classify_registers and
12217 deal with the case of a structure passed in slot #15 with no FP field
12219 (assign_data_t): New structure type.
12220 (compute_int_layout): New static function.
12221 (compute_fp_layout): Likewise.
12222 (count_registers): New inline function.
12223 (assign_int_registers): New static function.
12224 (assign_fp_registers): Likewise.
12225 (assign_registers): New inline function.
12226 (function_arg_record_value_1): Delete.
12227 (function_arg_record_value_2): Likewise.
12228 (function_arg_record_value_3): Likewise.
12229 (function_arg_record_value): Adjust to above changes. Instantiate
12230 traverse_record_type on count_registers to first count the number of
12231 registers to be used and then on assign_registers to assign them.
12232 (function_arg_union_value): Adjust to above renaming.
12233 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12234 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12235 case of a structure passed in slot #15
12236 (sparc_function_arg_advance): Likewise.
12237 (function_arg_padding): Minor tweak.
12239 2016-02-29 Richard Biener <rguenther@suse.de>
12241 PR tree-optimization/69720
12242 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12243 the adjustment_def path for possibly vectorized defs.
12244 (vect_create_epilog_for_reduction): Handle vectorized initial
12247 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12249 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12251 2016-02-27 Jeff Law <law@redhat.com>
12254 2016-02-26 Richard Biener <rguenther@suse.de>
12255 Jeff Law <law@redhat.com>
12257 PR tree-optimization/69740
12258 * cfghooks.c (remove_edge): Request loop fixups if we delete
12259 an edge that might turn an irreducible loop into a natural
12262 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12264 PR rtl-optimization/69896
12265 * tree-vect-generic.c (get_compute_type): Avoid single element
12268 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12270 Rename the AArch64 tuning option and related functions to enable the
12271 Newton series for the reciprocal square root to reflect its
12272 approximative characteristic.
12274 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12275 function to "aarch64_emit_approx_rsqrt".
12276 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12277 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12278 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12279 (xgene1_tunings): Likewise.
12280 (use_rsqrt_p): Likewise.
12281 (aarch64_emit_swrsqrt): Use new function name.
12282 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12283 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12284 text explaining this option.
12285 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12287 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12290 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12291 complain about -mallow-movmisalign without -mvsx if
12292 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12294 2016-02-26 Joel Sherrill <joel@rtems.org>
12296 * config.gcc: Add x86_64-*-rtems*.
12297 * config/i386/rtems-64.h: New file.
12299 2016-02-26 Joel Sherrill <joel@rtems.org>
12301 * config.gcc: Add aarch64-*-rtems*.
12302 * config/aarch64/rtems.h: New file.
12304 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12307 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12308 shift amount using %h. Add comment.
12310 2016-02-26 Richard Biener <rguenther@suse.de>
12311 Jeff Law <law@redhat.com>
12313 PR tree-optimization/69740
12314 * cfghooks.c (remove_edge): Request loop fixups if we delete
12315 an edge that might turn an irreducible loop into a natural
12318 2016-02-26 Martin Jambor <mjambor@suse.cz>
12320 PR middle-end/69920
12321 * tree-sra.c (sra_modify_assign): Do not remove loads of
12322 uninitialized aggregates to SSA_NAMEs.
12324 2016-02-26 Richard Henderson <rth@redhat.com>
12327 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12328 pseudo in case the target rtx matches the source of the left
12331 2016-02-26 Martin Jambor <mjambor@suse.cz>
12334 * hsa.h (hsa_type_packed_p): Declare.
12335 * hsa.c (hsa_type_packed_p): New function.
12336 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12338 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12339 * hsa-brig.c (emit_basic_insn): Likewise.
12341 2016-02-26 Martin Jambor <mjambor@suse.cz>
12344 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12346 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12348 2016-02-26 Martin Jambor <mjambor@suse.cz>
12350 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12351 hsa_op_with_type operands.
12352 (hsa_unsigned_type_for_type): Declare.
12353 * hsa.c (hsa_unsigned_type_for_type): New function.
12354 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12355 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12356 the finalizer. Do not emit extra move.
12358 2016-02-26 Martin Jambor <mjambor@suse.cz>
12360 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12361 atomic operations in private segment.
12363 2016-02-26 Martin Jambor <mjambor@suse.cz>
12365 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12366 statements to wi->info. Also disallow omp simd constructs.
12367 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12368 for not gridifying. Dump special string for omp_for.
12370 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12373 * config/aarch64/aarch64.c (aarch64_set_current_function):
12374 Save/restore target globals when switching to
12375 target_option_default_node.
12377 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12380 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12381 Return 0 if !SHIFT_COUNT_TRUNCATED.
12383 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12384 Eric Botcazou <ebotcazou@adacore.com>
12386 PR rtl-optimization/69891
12387 * dse.c (scan_insn): If we can't figure out memset arguments
12388 or they are non-constant, call clear_rhs_from_active_local_stores.
12390 2016-02-26 Martin Liska <mliska@suse.cz>
12392 * doc/extend.texi: Mention clog10, clog10f an clog10l
12393 in Builtins section.
12395 2016-02-26 Martin Liska <mliska@suse.cz>
12397 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12399 (resolve_args_picking_1): Likewise.
12400 * dwarf2out.h (struct GTY): Likewise.
12402 2016-02-26 Martin Liska <mliska@suse.cz>
12404 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12405 with flag_checking.
12406 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12408 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12409 Martin Liska <mliska@suse.cz>
12411 * doc/install.texi: Mention --enable-valgrind-annotations.
12413 2016-02-26 Richard Biener <rguenther@suse.de>
12415 PR tree-optimization/69551
12416 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12417 looking through aliases adjust DECL_PT_UID to refer to the
12418 ultimate alias target.
12420 2016-02-25 Martin Liska <mliska@suse.cz>
12422 PR middle-end/69919
12423 * alloc-pool.c (after_memory_report): New variable.
12424 * alloc-pool.h (base_pool_allocator ::release): Do not use
12425 the infrastructure if after_memory_report.
12426 * toplev.c (toplev::main): Mark after memory report.
12428 2016-02-25 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/48795
12431 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12433 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12436 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12437 offloading is enabled and -fopenacc or -fopenmp is specified.
12438 (CRTOFFLOADEND): Likewise.
12439 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12440 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12441 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12442 (offload_objects_file_name): New static var.
12443 (tool_cleanup): Remove offload_objects_file_name file.
12444 (find_offloadbeginend): Replace with ...
12445 (find_crtoffloadtable): ... this.
12446 (run_gcc): Remove offload_argc and offload_argv.
12447 Get offload_objects_file_name from -foffload-objects=... option.
12448 Read names of object files with offload from this file, pass them to
12449 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12450 don't pass offloadbegin and offloadend to the linker. Don't pass
12451 offload non-LTO files to the linker, because now they're not claimed.
12453 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12456 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12457 on builtin_unreachable.
12459 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12461 PR rtl-optimization/69896
12462 * regcprop.c: Include cfgrtl.h.
12463 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12464 than remembered mode, either delete it (if noop_move_p), or
12465 treat like copy_p but not noop_p instruction.
12467 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12470 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12471 - allow NULL decl for Fortran DW_TAG_common_block variables.
12473 2016-02-24 Jason Merrill <jason@redhat.com>
12475 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12477 2016-02-24 Richard Biener <rguenther@suse.de>
12478 Jakub Jelinek <jakub@redhat.com>
12480 PR middle-end/69760
12481 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12482 conditionally executed ops to well-defined overflow behavior.
12484 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12486 PR middle-end/69915
12487 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12490 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12492 PR rtl-optimization/69886
12493 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12494 argument. Use it when checking validity of set instructions.
12495 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12496 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12498 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12499 * store-motion.c (find_moveable_store): Update
12500 can_assign_to_reg_without_clobbers_p callsite.
12502 2016-02-24 Richard Biener <rguenther@suse.de>
12504 PR middle-end/68963
12505 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12507 (record_nonwrapping_iv): Do not fall back to the low/high bound
12508 for non-constant IV bases if the stmt is not always executed.
12510 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12512 * config/arm/arm-cores.def (cortex-a32): New entry.
12513 * config/arm/arm-tables.opt: Regenerate.
12514 * config/arm/arm-tune.md: Regenerate.
12515 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12516 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12517 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12518 for -mcpu and -mtune.
12520 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12523 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12524 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12525 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12526 (atomic_loaddi_1): Delete.
12527 (atomic_loaddi): Rewrite expander using the above changes.
12529 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12532 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12535 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12536 Richard Biener <rguenth@suse.de>
12538 PR middle-end/69909
12539 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12540 set_mem_attributes if tem is SSA_NAME which got expanded
12543 2016-02-24 Richard Biener <rguenther@suse.de>
12545 PR tree-optimization/69907
12546 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12547 end of permutations for BB vectorization.
12549 2016-02-24 Christian Bruel <christian.bruel@st.com>
12551 * config/arm/arm-c.c (arm_option_override): Initialize
12552 target_option_current_node.
12553 * config/arm/arm.c (arm_pragma_target_parse): Replace
12554 build_target_option_node call by target_option_current_node.
12555 Set target_option_current_node.
12558 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12561 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12562 define_insn_and_split to define_insn.
12563 (zero_extendqi<mode>2_dot2): Same.
12564 (extendqi<mode>2_dot): Same.
12565 (extendqi<mode>2_dot2): Same.
12567 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12569 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12570 and add bypass for AES{D,E} and AESMC pairs.
12571 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12574 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12576 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12577 series for reciprocal square root in Exynos M1.
12579 2016-02-23 Martin Sebor <msebor@redhat.com>
12582 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12583 __builtin_alloca_with_align.
12585 2016-02-23 Richard Henderson <rth@redhat.com>
12587 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12588 (ix86_register_pragmas): Remove __seg_tls.
12589 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12590 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12591 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12592 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12593 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12594 * doc/extend.texi (__seg_tls): Remove item.
12596 2016-02-23 Richard Biener <rguenther@suse.de>
12598 * alloc-pool.h (struct allocation_object): Make id member
12599 conditional on CHECKING_P again.
12600 (get_instance): Adjust.
12601 (base_pool_allocator): Likewise.
12603 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12605 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12606 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12608 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12610 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12612 2016-02-23 Richard Biener <rguenther@suse.de>
12614 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12615 * bitmap.h (struct bitmap_usage): Likewise.
12616 (bitmap_move): Declare.
12617 * bitmap.c (register_overhead): Take size_t argument.
12618 (bitmap_move): New function.
12619 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12620 to properly account overhead.
12621 * tree.c (free_node): Use tree_size.
12623 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12626 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12627 when inverting comparison.
12630 * common.opt (Wunreachable-code): Add Warning flag.
12632 2016-02-23 Mark Wielaard <mjw@redhat.com>
12633 Jakub Jelinek <jakub@redhat.com>
12636 * cgraphunit.c (check_global_declaration): Check main_input_filename
12637 and DECL_SOURCE_FILE are not NULL.
12639 2016-02-23 Martin Jambor <mjambor@suse.cz>
12641 PR tree-optimization/69666
12642 * tree-sra.c (sra_modify_assign): Do not attempt to create
12643 default_def replacements for unscalarizable regions.
12645 2016-02-20 Mark Wielaard <mjw@redhat.com>
12648 * cgraphunit.c (check_global_declaration): Check level of
12649 warn_unused_const_variable and main_input_filename.
12650 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12651 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12652 (-Wunused-const-variable): Explain levels 1 and 2.
12654 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12657 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12658 identical arguments. Formatting and spelling fixes.
12661 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12666 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12667 and m68k-devices.def.
12668 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12669 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12671 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12673 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12674 and HImode registers.
12676 2016-02-22 Richard Biener <rguenther@suse.de>
12678 PR tree-optimization/69882
12679 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12680 preserve permutations present because of gaps.
12681 (vect_supported_load_permutation_p): Always continue checking
12682 permutations after vect_attempt_slp_rearrange_stmts.
12684 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12686 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12687 min_profitable_estimate, rather than min_profitable_iters.
12689 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12692 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12693 SImode for last match_operand.
12695 2016-02-22 Martin Liska <mliska@suse.cz>
12697 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12698 return bitsize - 1 as the return value.
12700 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12704 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12705 Handle negative shift counts.
12706 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12707 force_reg on the shift constant.
12708 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12709 (lshrsi3_d): Handle negative shift counts.
12711 2016-02-22 Richard Biener <rguenther@suse.de>
12712 Tom de Vries <tom@codesourcery.com>
12714 * graph.c: Include dumpfile.h.
12715 (print_graph_cfg): Split into three overloads.
12716 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12718 2016-02-22 Tom de Vries <tom@codesourcery.com>
12720 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12723 2016-02-22 Richard Biener <rguenther@suse.de>
12726 * ipa-inline-transform.c (inline_call): When not updating
12727 overall summaries adjust self size by the growth estimate.
12728 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12729 hash-set, do not update overall summaries here. Renamed from ...
12730 (inline_to_all_callers): ... this which is now wrapping the
12731 above and performing delayed overall summary update.
12732 (early_inline_small_functions): Delay updating of the overall
12735 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12737 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12740 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12743 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12744 :%* in %:gt() argument.
12745 (greater_than_spec_func): Adjust for expecting only numbers,
12746 if there are more than two numbers, compare the last two.
12748 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12750 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12751 -Wnarrowing with -std.
12753 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12756 * expr.c (store_field): Don't use bit-field path if exp is
12757 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12758 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12759 and the assignment can be performed by bitwise copy. Formatting
12762 PR middle-end/69838
12763 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12764 call copy_reg_eh_region_note_forward on before and/or after sequences
12765 and remove note from insn if it no longer can throw.
12768 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12769 if TARGET_AVX512BW.
12771 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12773 * config/s390/vector.md: Add missing commutative operand markers
12774 to the patterns which qualify for one.
12775 * config/s390/vx-builtins.md: Likewise.
12777 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12779 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12780 types to mode iterators.
12781 (vec_double): ... and mode attribute.
12782 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12784 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12786 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12787 Change the predicate of op2 from nonimmediate to general and let
12788 reload fix it if necessary.
12790 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12792 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12794 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12796 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12799 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12801 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12802 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12803 * config/s390/s390.md ("movstr<P:mode>"): Call
12804 s390_expand_vec_movstr.
12806 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12808 * config/s390/s390.md: Add missing output modifier for operand 1
12809 to print it as address properly.
12811 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12813 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12814 * config/s390/2964.md: New file.
12815 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12816 of insn grouping attributes depending on the CPU level.
12817 (s390_get_unit_mask): New function.
12818 (s390_sched_score): Remove the OOO from the scheduling macros.
12819 Add loop to calculate a score for the instruction mix.
12820 (s390_sched_reorder): Likewise plus improve debug output.
12821 (s390_sched_variable_issue): Rename macros as above. Calculate
12822 the unit distances after actually scheduling an insn. Improve
12824 (s390_sched_init): Clear last_scheduled_unit_distance array.
12825 * config/s390/s390.md: Include 2964.md.
12827 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12830 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12831 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12832 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12833 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12834 *avx512f_<code>v8div16qi2_mask_1): New insns.
12836 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12839 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12842 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12843 earlyclobber from target. Use wF constraint for fused memory
12845 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12847 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12848 Martin Liska <mliska@suse.cz>
12851 * cfgexpand.c (asan_sanitize_stack_p): New function.
12852 (partition_stack_vars): Use the function.
12853 (expand_stack_vars): Likewise.
12854 (defer_stack_allocation): Likewise.
12855 (expand_used_vars): Likewise.
12857 2016-02-18 Richard Biener <rguenther@suse.de>
12859 PR middle-end/69553
12860 * fold-const.c (operand_equal_p): Properly compare offsets for
12861 IMAGPART_EXPR and ARRAY_REF.
12863 2016-02-18 Nick Clifton <nickc@redhat.com>
12867 * config/arm/arm.c (arm_option_override_internal): Disable
12868 interworking if the target does not support thumb instructions.
12869 (arm_reload_in_hi): Handle the case where a register to register
12870 move needs reloading because there is no simple pattern to handle
12872 (arm_reload_out_hi): Likewise.
12874 2016-02-18 Richard Biener <rguenther@suse.de>
12876 PR middle-end/69854
12877 * match.pd: Don't use fold_binary or fold_unary for folding
12880 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12883 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12884 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12885 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12886 warn on gimple_no_warning_p statements.
12888 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12890 * doc/extend.texi (C++ Attributes): Correct description of
12891 warn_unused type attribute.
12893 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12895 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12896 correct instruction.
12898 2016-02-17 Richard Biener <rguenther@suse.de>
12900 PR rtl-optimization/69609
12901 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12902 (find_traces_1_round): When ending a trace update cached priority
12904 (bb_to_key): Use cached priority when available.
12905 (copy_bb): Initialize cached priority.
12906 (reorder_basic_blocks_software_trace_cache): Likewise.
12908 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12911 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12913 (aarch64_comparison_operator): Break overly long line into two.
12914 (aarch64_comparison_operation): Likewise.
12915 * config/aarch64/aarch64.md (cstorecc4): Use
12916 aarch64_comparison_operator_mode instead of
12917 aarch64_comparison_operator.
12918 (cstore<mode>4): Likewise.
12919 (aarch64_cstore<mode>): Likewise.
12920 (*cstoresi_insn_uxtw): Likewise.
12921 (cstore<mode>_neg): Likewise.
12922 (*cstoresi_neg_uxtw): Likewise.
12924 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12927 * config/arm/predicates.md (arm_comparison_operator_mode):
12929 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12930 instead of arm_comparison_operator.
12931 (*mov_negscc): Likewise.
12932 (*mov_notscc): Likewise.
12933 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12934 (*thumb2_mov_negscc): Likewise.
12935 (*thumb2_mov_negscc_strict_it): Likewise.
12936 (*thumb2_mov_notscc): Likewise.
12937 (*thumb2_mov_notscc_strict_it): Likewise.
12939 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12941 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12942 Add missing return.
12944 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12946 * config/visium/visium.c (machine_libfunc_index): New enum.
12947 (machine_libfuncs): New structure.
12948 (visium_libfuncs): New static variable.
12949 (TARGET_INIT_LIBFUNCS): Define to...
12950 (visium_init_libfuncs): ...this. New function.
12951 (expand_block_move_4): Use the appropriate libfunc.
12952 (expand_block_move_2): Likewise.
12953 (expand_block_move_1): Likewise.
12954 (expand_block_set_4): Likewise.
12955 (expand_block_set_2): Likewise.
12956 (expand_block_set_1): Likewise.
12957 (visium_trampoline_init): Likewise.
12959 2016-02-17 Nick Clifton <nickc@redhat.com>
12961 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12962 TI's devices.csv file as of March 2016.
12964 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12967 * opts-global.c (handle_common_deferred_options): Introduce and
12968 initialize two global variables to remember command-line options
12969 specifying a stack-limiting register.
12970 * opts.h: Add extern declarations of the two new global variables.
12971 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12972 variable based on the values of the two new global variables.
12974 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12977 * common.opt (Wnonnull-compare): New warning.
12978 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12979 of arguments against NULL.
12980 (-Wnonnull-compare): Document.
12981 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12982 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12983 * passes.def (pass_warn_nonnull_compare): Add.
12984 * gimple-ssa-nonnull-compare.c: New file.
12986 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12988 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12989 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12991 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12993 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12994 reciprocal sqrt for -mlow-precision-recip-sqrt.
12996 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12997 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12999 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13000 always use lane loads to construct non-constant vectors.
13002 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13004 * config/aarch64/aarch64.md
13005 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13006 constraints for operand 3.
13007 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13009 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13010 Richard Biener <rguenther@suse.de>
13012 PR tree-optimization/69820
13013 * tree-vect-patterns.c (type_conversion_p): Return false if
13014 *orig_type is unsigned single precision or boolean.
13015 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13018 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13020 PR rtl-optimization/69764
13021 PR rtl-optimization/69771
13022 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13023 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13025 2016-02-16 Richard Biener <rguenther@suse.de>
13027 PR tree-optimization/69776
13028 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13030 (indirect_refs_may_alias_p): Likewise.
13031 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13032 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13033 according to tbaa_p.
13034 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13035 (optimize_stmt): For redundant store discovery do not allow tbaa.
13037 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13039 PR tree-optimization/69714
13040 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13041 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13043 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13045 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13046 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13047 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13048 * config/arc/arc.c (arc_init): Check FPU options.
13049 (get_arc_condition_code): Handle new CC_FPU* modes.
13050 (arc_select_cc_mode): Likewise.
13051 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13052 register pair only. Allow access for ARCv2 accumulator.
13053 (gen_compare_reg): Whenever we have FPU support use FPU compare
13055 (arc_reorg): Don't generate brcc insns when FPU compare
13056 instructions are involved.
13057 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13058 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13059 floating point emulation.
13060 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13061 (REVERSE_CONDITION): Add new CC_FPU* modes.
13062 (TARGET_FP_SP_BASE): Define.
13063 (TARGET_FP_DP_BASE): Likewise.
13064 (TARGET_FP_SP_FUSED): Likewise.
13065 (TARGET_FP_DP_FUSED): Likewise.
13066 (TARGET_FP_SP_CONV): Likewise.
13067 (TARGET_FP_DP_CONV): Likewise.
13068 (TARGET_FP_SP_SQRT): Likewise.
13069 (TARGET_FP_DP_SQRT): Likewise.
13070 (TARGET_FP_DP_AX): Likewise.
13071 * config/arc/arc.md (ARCV2_ACC): New constant.
13072 (type): New fpu type attribute.
13073 (SDF): Conditional iterator.
13074 (cstore<mode>, cbranch<mode>): Change expand condition.
13075 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13076 handles FPU/FPX cases as well.
13077 * config/arc/arc.opt (mfpu): New option.
13078 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13080 (adddf3, muldf3, subdf3): Removed.
13081 * config/arc/predicates.md (proper_comparison_operator): Recognize
13083 * config/arc/fpu.md: New file.
13084 * doc/invoke.texi (ARC Options): Document mfpu option.
13086 2016-02-16 Richard Biener <rguenther@suse.de>
13088 PR rtl-optimization/69291
13089 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13090 noce_operand_ok check.
13092 2016-02-16 Tom de Vries <tom@codesourcery.com>
13095 * omp-low.c (simd_clone_create): Remove call to
13096 symtab->call_cgraph_insertion_hooks.
13098 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13100 PR tree-optimization/69802
13101 * tree-ssa-reassoc.c (update_range_test): If op is
13102 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13103 op == 1 test of precision 1 integral op, otherwise handle
13104 that case as op itself. Fix up formatting.
13105 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13108 2016-02-16 Richard Biener <rguenther@suse.de>
13110 PR tree-optimization/69586
13111 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13112 types for conversion sources.
13114 2016-02-16 Richard Biener <rguenther@suse.de>
13116 PR middle-end/69801
13117 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13118 mask OEP_ADDRESS_OF.
13120 2016-02-16 Alan Modra <amodra@gmail.com>
13123 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13124 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13125 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13127 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13128 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13129 (p8_fmrgow_<mode>): Likewise.
13130 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13132 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13133 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13134 to use movdi_internal64. Remove op0_di.
13135 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13137 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13139 Add support for the FCCMP insn types
13141 * config/aarch64/aarch64.md (fccmp): Change insn type.
13142 (fccmpe): Likewise.
13143 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13144 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13145 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13146 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13147 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13148 * config/arm/types.md (fccmps): Add new insn type.
13149 (fccmpd): Likewise.
13151 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13153 * alias.c (get_alias_set): Fix a typo in comment.
13155 2016-02-15 Richard Biener <rguenther@suse.de>
13157 PR tree-optimization/69595
13158 * match.pd: Complete range test simplification to true.
13160 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13162 PR rtl-optimization/69648
13163 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13164 pic_offset_table_rtx.
13166 PR rtl-optimization/69752
13167 * ira.c (update_equiv_regs): When looking for more than a single SET,
13168 also take other side effects into account.
13170 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13172 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13173 for z900+ CPUs in 31-bit mode.
13175 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13177 * common/config/s390/s390-common.c (s390_supports_split_stack):
13179 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13180 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13181 * config/s390/s390.c (struct machine_function): New field
13182 split_stack_varargs_pointer.
13183 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13184 in s390_emit_prologue.
13185 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13187 (morestack_ref): New global.
13188 (SPLIT_STACK_AVAILABLE): New macro.
13189 (s390_expand_split_stack_prologue): New function.
13190 (s390_live_on_entry): New function.
13191 (s390_va_start): Use split-stack vararg pointer if appropriate.
13192 (s390_asm_file_end): Emit the split-stack note sections.
13193 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13194 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13195 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13196 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13197 (split_stack_prologue): New expand.
13198 (split_stack_space_check): New expand.
13199 (split_stack_data): New insn.
13200 (split_stack_call): New expand.
13201 (split_stack_call_*): New insn.
13202 (split_stack_cond_call): New expand.
13203 (split_stack_cond_call_*): New insn.
13205 2016-02-15 Richard Biener <rguenther@suse.de>
13207 PR tree-optimization/69783
13208 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13209 Add trivially correct cases.
13211 2016-02-15 Tom de Vries <tom@codesourcery.com>
13214 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13216 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13218 2016-02-15 Richard Biener <rguenther@suse.de>
13220 PR tree-optimization/69776
13221 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13222 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13223 indicate whether we can use TBAA to disambiguate against stores.
13224 Use alias-set zero if not.
13225 (visit_reference_op_store): Do not use TBAA when looking up
13227 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13228 (eliminate_dom_walker::before_dom_children): But not when looking
13229 up redundant stores.
13231 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13233 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13235 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13237 * config/i386/znver1.md
13238 (znver1_pop, znver1_pop_mem,
13239 znver1_load_imov_double_store,
13240 znver1_load_imov_direct_store,
13241 znver1_load_imov_direct_load,
13242 znver1_load_imov_double_load): Add new.
13243 (znver1_insn, znver1_insn_load): Add icmov type.
13244 (znver1_sseavx_fma,
13245 znver1_sseavx_fma_load,
13247 znver1_avx256_fma_load): Fix pipe usage.
13249 2016-02-14 Alan Modra <amodra@gmail.com>
13252 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13253 with an invalid hard reg, reload just the reg not the entire
13254 pre/post-inc/dec address expression.
13256 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13259 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13260 fixed R1_REG scratch reg.
13261 (sibcall_value_pcrel_fdpic): Likewise.
13263 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13267 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13269 2016-02-12 Walter Lee <walt@tilera.com>
13271 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13272 * config/tilegx/t-tilegx: Likewise.
13274 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13277 * diagnostic-show-locus.c (struct line_span): New struct.
13278 (layout::get_first_line): Delete.
13279 (layout::get_last_line): Delete.
13280 (layout::get_num_line_spans): New member function.
13281 (layout::get_line_span): Likewise.
13282 (layout::print_heading_for_line_span_index_p): Likewise.
13283 (layout::get_expanded_location): Likewise.
13284 (layout::calculate_line_spans): Likewise.
13285 (layout::m_first_line): Delete.
13286 (layout::m_last_line): Delete.
13287 (layout::m_line_spans): New field.
13288 (layout::layout): Update comment. Replace m_first_line and
13289 m_last_line with m_line_spans, replacing their initialization
13290 with a call to calculate_line_spans.
13291 (diagnostic_show_locus): When printing source lines and
13292 annotations, rather than looping over a single span
13293 of lines, instead loop over each line_span within
13294 the layout, with an inner loop over the lines within them.
13295 Call the context's start_span callback when changing line spans.
13296 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13297 (diagnostic_build_prefix): Break out the building of the location
13298 part of the string into...
13299 (diagnostic_get_location_text): ...this new function, rewriting
13300 it from nested ternary expressions to a sequence of "if"
13302 (default_diagnostic_start_span_fn): New function.
13303 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13304 (diagnostic_context::start_span): New field.
13305 (default_diagnostic_start_span_fn): New prototype.
13307 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13310 * gcc.c (driver::finalize): Fix cleanup of "specs".
13312 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13316 * gcc.c (driver::driver): Initialize m_option_suggestions.
13317 (driver::~driver): Clean up m_option_suggestions.
13318 (suggest_option): Convert to...
13319 (driver::suggest_option): ...this, and split out into
13320 driver::build_option_suggestions and find_closest_string.
13321 (driver::build_option_suggestions): New function, from
13322 first half of suggest_option. Special-case
13323 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13324 the sanitizer_opts array. For options of enum types, add the
13325 various enum values to the candidate strings.
13326 (driver::handle_unrecognized_options): Remove "const".
13327 * gcc.h (driver::handle_unrecognized_options): Likewise.
13328 (driver::build_option_suggestions): New decl.
13329 (driver::suggest_option): New decl.
13330 (driver::m_option_suggestions): New field.
13331 * opts-common.c (add_misspelling_candidates): New function.
13332 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13333 and make non-static.
13334 * opts.h (sanitizer_opts): New array decl.
13335 (add_misspelling_candidates): New function decl.
13336 * spellcheck.c (find_closest_string): New function.
13337 * spellcheck.h (find_closest_string): New function decl.
13339 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13341 PR rtl-optimization/69764
13342 PR rtl-optimization/69771
13343 * optabs.c (expand_binop_directly): For shift_optab_p, force
13344 convert_modes with VOIDmode if xop1 has VOIDmode.
13346 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13349 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13350 to correctly determine instrumentation thunks.
13352 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13355 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13356 type by reference, force lhs on the call.
13359 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13360 Compute retval and retbnd early in all cases if split_part_return_p
13361 and return_bb is not EXIT. Remove all clobber stmts and reset
13362 all debug stmts that refer to SSA_NAMEs defined in split part,
13363 except if it is retval, in that case replace the old retval with the
13364 lhs of the call to the split part.
13366 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13369 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13371 PR middle-end/66726
13372 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13373 whose result is used in PHI.
13374 (maybe_optimize_range_tests): Likewise.
13375 (final_range_test_p): Likweise.
13377 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13379 PR middle-end/66726
13380 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13381 whose result is used in PHI.
13382 (maybe_optimize_range_tests): Likewise.
13383 (final_range_test_p): Likweise.
13385 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13387 * cgraph.c: Spelling fixes - behaviour -> behavior and
13388 neighbour -> neighbor.
13389 * target.def: Likewise.
13390 * sel-sched.c: Likewise.
13391 * config/mips/mips.c: Likewise.
13392 * config/arc/arc.md: Likewise.
13393 * config/arm/cortex-a57.md: Likewise.
13394 * config/arm/arm.c: Likewise.
13395 * config/arm/neon.md: Likewise.
13396 * config/arm/arm-c.c: Likewise.
13397 * config/vms/vms-c.c: Likewise.
13398 * config/s390/s390.c: Likewise.
13399 * config/i386/znver1.md: Likewise.
13400 * config/i386/i386.c: Likewise.
13401 * config/ia64/hpux-unix2003.h: Likewise.
13402 * config/msp430/msp430.md: Likewise.
13403 * config/rx/rx.c: Likewise.
13404 * config/rx/rx.md: Likewise.
13405 * config/aarch64/aarch64-simd.md: Likewise.
13406 * config/aarch64/aarch64.c: Likewise.
13407 * config/nvptx/nvptx.c: Likewise.
13408 * config/bfin/bfin.c: Likewise.
13409 * config/cris/cris.opt: Likewise.
13410 * config/rs6000/rs6000.c: Likewise.
13411 * target.h: Likewise.
13412 * spellcheck.c: Likewise.
13413 * ira-build.c: Likewise.
13414 * tree-inline.c: Likewise.
13415 * builtins.c: Likewise.
13416 * lra-constraints.c: Likewise.
13417 * explow.c: Likewise.
13418 * hwint.h: Likewise.
13419 * targhooks.c: Likewise.
13420 * tree-vect-data-refs.c: Likewise.
13421 * expr.c: Likewise.
13422 * doc/tm.texi: Likewise.
13423 * doc/extend.texi: Likewise.
13424 * doc/install.texi: Likewise.
13425 * doc/md.texi: Likewise.
13426 * tree-ssa-tail-merge.c: Likewise.
13427 * sched-int.h: Likewise.
13428 * match.pd: Likewise.
13429 * sched-ebb.c: Likewise.
13430 * target.def (omit_struct_return_reg): Likewise.
13431 * gimple-ssa-isolate-paths.c: Likewise.
13432 (find_implicit_erroneous_behaviour): Renamed to...
13433 (find_implicit_erroneous_behavior): ... this.
13434 (find_explicit_erroneous_behaviour): Renamed to...
13435 (find_explicit_erroneous_behavior): ... this.
13436 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13438 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13440 PR rtl-optimization/64682
13441 PR rtl-optimization/69567
13442 PR rtl-optimization/69737
13443 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13444 in I2 as well, just lose it.
13446 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13448 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13450 (aarch64_last_printed_tune_string): Likewise.
13451 (aarch64_declare_function_name): Only output .arch assembler
13452 directive if it will be different from the previously output
13453 directive. Same for .tune comment but only if -dA is set.
13454 (aarch64_start_file): New function.
13455 (TARGET_ASM_FILE_START): Define.
13457 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13460 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13462 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13465 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13466 -Wmaybe-uninitialized warning.
13468 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13471 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13473 2016-02-11 Richard Biener <rguenther@suse.de>
13475 PR rtl-optimization/69291
13476 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13477 subexpressions affected by changing the result.
13479 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13482 * lra-constraints.c (curr_insn_transform): Find in/out operands
13483 for secondary memory moves. Update dups.
13485 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13487 PR tree-optimization/69652
13488 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13489 to nested loop, did source re-formatting, skip debug statements,
13490 add check on statement with volatile operand, remove dead scalar
13493 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13494 Patrick Palka <ppalka@gcc.gnu.org>
13498 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13499 calls if the return type is TREE_ADDRESSABLE.
13500 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13501 * ipa-split.c (split_function): Fix doubled "we" in comment.
13502 Use void return type for the split part even if
13503 !split_point->split_part_set_retval.
13505 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13507 PR tree-optimization/68021
13508 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13509 when computing the value of biv cand by itself.
13511 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13513 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13514 (cortexa57_tunings): Likewise.
13515 (cortexa72_tunings): Likewise.
13516 (arch_macro_fusion_pair_p): Add support for AES fusion.
13517 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13518 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13519 Allow virtual registers before reload so early scheduling works.
13520 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13521 correct latency and pipeline.
13522 (cortex_a57_crypto_complex): Likewise.
13523 (cortex_a57_crypto_xor): Likewise.
13524 (define_bypass): Add AES bypass.
13526 2016-02-10 Richard Biener <rguenther@suse.de>
13528 PR tree-optimization/69726
13529 * passes.def: Add DCE pass before late uninit.
13530 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13531 really fixup if-conversions job.
13533 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13535 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13536 (arm_cortex_a57_tune): Likewise.
13537 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13538 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13540 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13542 * timevar.def (TV_PHASE_DBGINFO): Delete.
13543 (TV_PHASE_CHECK_DBGINFO): Likewise.
13544 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13546 2016-02-10 Richard Biener <rguenther@suse.de>
13548 PR tree-optimization/69719
13549 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13550 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13552 2016-02-09 Andrew Pinski <apinski@cavium.com>
13555 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13556 get_vcond_mask_icode returns false.
13558 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13561 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13562 an ADDIS that adds a pointer to a large constant that sets the
13563 upper16 bits with a load operation.
13565 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13568 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13570 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13572 (vzipq_s16): Likewise.
13573 (vzipq_s32): Likewise.
13574 (vzipq_f32): Likewise.
13575 (vzipq_u8): Likewise.
13576 (vzipq_u16): Likewise.
13577 (vzipq_u32): Likewise.
13578 (vzipq_p8): Likewise.
13579 (vzipq_p16): Likewise.
13581 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13584 * config/arm/arm.c (neon_endian_lane_map): New function.
13585 (neon_vector_pair_endian_lane_map): New function.
13586 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13587 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13589 (vuzpq_s16): Likewise.
13590 (vuzpq_s32): Likewise.
13591 (vuzpq_f32): Likewise.
13592 (vuzpq_u8): Likewise.
13593 (vuzpq_u16): Likewise.
13594 (vuzpq_u32): Likewise.
13595 (vuzpq_p8): Likewise.
13596 (vuzpq_p16): Likewise.
13598 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13601 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13604 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13606 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13607 truncate const_int operand 1 to QImode.
13609 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13611 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13612 corresponding to an abnormal edge.
13614 2016-02-09 Tom de Vries <tom@codesourcery.com>
13616 PR tree-optimization/69599
13617 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13619 (find_func_aliases_for_builtin_call, find_func_clobbers)
13620 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13623 2016-02-09 Richard Biener <rguenther@suse.de>
13625 PR tree-optimization/69715
13626 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13627 LHS on calls as non-rewritable.
13629 2016-02-09 Tom de Vries <tom@codesourcery.com>
13632 * lto-wrapper.c (append_diag_options): New function.
13633 (compile_offload_image): Call append_diag_options.
13635 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13638 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13639 Minor copy-edit to fix verb tenses.
13641 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13643 PR tree-optimization/69209
13644 * ipa-split.c (split_function): If split part is not
13645 returning retval, retval has gimple type but is not
13646 gimple value, force it into a SSA_NAME first.
13648 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13650 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13653 2016-02-08 Jason Merrill <jason@redhat.com>
13656 * convert.c (convert_to_integer_1): Check dofold on truncation
13658 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13659 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13660 Rename from *_nofold.
13661 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13662 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13664 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13667 * tree.c (build_common_tree_nodes): Remove short_double argument.
13668 All callers changed.
13669 * tree.h (build_common_tree_nodes): Adjust declaration.
13670 * doc/invoke.texi (-fshort-double): Remove documentation.
13671 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13672 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13673 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13674 (append_linker_options): Don't handle OPT_fshort_double.
13676 PR rtl-optimization/68730
13677 * lra-remat.c (insn_to_cand_activation): New static variable.
13678 (lra_remat): Allocate and free it.
13679 (create_cand): New arg activation. Initialize a field in
13680 insn_to_cand_activation if it is nonnull.
13681 (create_cands): Pass the activation insn to create_cand when making
13682 a candidate involving an output reload. Reorganize code a little.
13683 (do_remat): Keep track of active status of candidates in a separate
13686 2016-02-08 Richard Biener <rguenther@suse.de>
13688 PR tree-optimization/69719
13689 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13690 Properly use absolute of the difference of the two offsets to
13691 compare or adjust the segment length.
13693 2016-02-08 Richard Biener <rguenther@suse.de>
13694 Jeff Law <law@redhat.com>
13697 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13698 types for anonymous SSA names.
13700 2016-02-08 Richard Biener <rguenther@suse.de>
13702 PR rtl-optimization/69274
13703 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13705 2016-02-08 Jeff Law <law@redhat.com>
13707 PR tree-optimization/65917
13708 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13709 equivalences from if (x == y) style conditionals.
13710 (loop_depth_of_name): Remove.
13711 (record_equality): Remove loop depth check.
13712 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13713 (const_and_copies::record_const_or_copy_raw): New member function.
13714 * tree-ssa-scopedtables.c
13715 (const_and_copies::record_const_or_copy_raw): New, factored out of
13716 (const_and_copies::record_const_or_copy): Call new member function.
13718 2016-02-05 Jeff Law <law@redhat.com>
13720 PR tree-optimization/68541
13721 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13722 (count_stmts_in_block): New function.
13723 (poor_ifcvt_candidate_code): Likewise.
13724 (is_feasible_trace): Add some heuristics to determine when path
13725 splitting is profitable.
13726 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13727 is a diamond with a single exit.
13729 2016-02-05 Martin Sebor <msebor@redhat.com>
13732 * doc/invoke.texi: Update -Wplacement-new to take an optional
13735 2016-02-06 Richard Henderson <rth@redhat.com>
13738 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13739 out of non-standard address spaces.
13741 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13743 PR rtl-optimization/69691
13744 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13746 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13748 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13749 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13750 (*ieee128_mfvsrd_64bit): Likewise.
13751 (*ieee128_mfvsrd_32bit): Likewise.
13753 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13757 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13759 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13760 instrumented_version.
13762 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13764 * doc/invoke.texi (Optimize Options): In table of --param options
13765 rename second occurrence of tracer-min-branch-ratio to
13766 tracer-min-branch-probability, rename
13767 tracer-min-branch-ratio-feedback to
13768 tracer-min-branch-probability-feedback and clarify description,
13769 rename sched-spec-state-edge-prob-cutoff to
13770 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13771 to selsched-insns-to-rename, rename lto-minpartition to
13772 lto-min-partition, delete reorder-blocks-duplicate and
13773 reorder-blocks-duplicate-feedback.
13775 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13777 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13780 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13782 * doc/extend.texi: S/390: Correct some typos.
13784 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13786 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13788 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13791 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13792 (s390_register_info_gprtofpr): Use new macros above.
13793 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13795 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13796 its name. Adjust restore and save gpr ranges.
13797 (s390_register_info_set_ranges): New function.
13798 (s390_register_info): Use new macros above. Call
13799 s390_register_info_set_ranges.
13800 (s390_optimize_register_info): Likewise.
13801 (s390_hard_regno_rename_ok): Use new macros.
13802 (s390_hard_regno_scratch_ok): Likewise.
13803 (s390_emit_epilogue): Likewise.
13804 (s390_can_use_return_insn): Likewise.
13805 (s390_optimize_prologue): Likewise.
13806 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13808 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13811 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13813 (ix86_option_override_internal): Disable TARGET_STV even for
13814 -m{incoming,preferred}-stack-boundary=3.
13816 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13818 * config.gcc: Mark deprecated rtems targets as obsolete.
13820 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13822 PR rtl-optimization/64682
13823 PR rtl-optimization/69567
13824 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13825 before I2 only if the register is both used and set in I2.
13827 2016-02-04 DJ Delorie <dj@redhat.com>
13829 * config/msp430/msp430.c (msp430_start_function): Add function type.
13831 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13834 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13836 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13838 PR rtl-optimization/69577
13840 2015-10-29 Richard Henderson <rth@redhat.com>
13844 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13845 sse check to the exact conditions of PR 67609.
13847 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13850 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13851 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13852 not allowed into the traditional Altivec registers.
13853 (movtd_64bit_nodm): Likewise.
13854 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13856 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13858 * config/aarch64/cortex-a57-fma-steering.c
13859 (aarch64_register_fma_steering): Remove "static" from arguments
13862 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13865 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13866 twice when complex.
13868 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13870 * doc/invoke.texi: Delete -mno-fma4.
13872 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13874 PR rtl-optimization/69577
13875 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13876 (find_subregs_of_mode): Update accordingly. Iterate over partial
13879 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13881 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13882 * config/arm/arm.c (neon_reinterpret): Remove.
13883 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13884 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13885 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13886 vreinterpretti): Remove.
13887 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13888 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13889 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13890 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13891 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13892 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13893 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13894 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13895 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13896 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13897 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13898 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13899 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13900 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13901 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13902 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13903 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13904 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13905 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13906 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13907 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13908 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13909 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13910 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13911 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13912 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13913 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13914 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13915 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13916 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13917 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13918 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13919 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13920 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13921 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13922 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13923 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13924 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13925 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13926 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13927 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13928 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13929 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13930 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13931 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13932 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13933 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13934 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13935 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13936 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13937 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13938 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13939 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13940 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13941 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13942 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13943 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13944 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13945 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13946 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13947 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13948 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13949 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13950 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13951 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13952 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13953 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13954 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13955 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13956 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13957 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13958 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13959 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13960 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13961 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13962 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13963 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13964 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13965 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13966 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13967 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13968 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13969 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13970 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13971 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13972 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13973 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13974 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13975 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13976 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13977 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13978 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13979 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13980 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13981 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13982 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13983 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13984 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13985 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13986 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13987 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13988 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13989 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13991 2016-02-04 Martin Liska <mliska@suse.cz>
13994 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13995 that are gimple_store_p.
13996 (maybe_instrument_call): Likewise.
13998 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14000 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14001 register scaling out of memory reference and comment why.
14003 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14007 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14008 folding the source of a SET.
14010 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14014 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14015 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14017 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14021 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14024 2016-02-04 Christian Bruel <christian.bruel@st.com>
14026 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14027 * config/arm/arm.c (arm_set_current_function): Likewise.
14029 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14030 Ilya Enkovich <enkovich.gnu@gmail.com>
14031 H.J. Lu <hongjiu.lu@intel.com>
14034 * config/i386/i386.c (convert_scalars_to_vector): Remove
14035 stack alignment fixes.
14036 (ix86_option_override_internal): Disable TARGET_STV if stack
14037 might not be aligned enough.
14038 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14040 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14042 * config/i386/x86-tune.def: Disable default prefetching
14045 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14046 Vladimir Makarov <vmakarov@redhat.com>
14049 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14050 in validating fused toc addresses.
14052 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14055 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14056 range->m_caret fields if range->m_show_caret_p is false.
14059 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14060 Force oldval into register if it does not satisfy reg_or_short_operand
14061 predicate. Fix up formatting.
14063 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14064 Alexandre Oliva <aoliva@redhat.com>
14067 * lra-constraints.c (simplify_operand_subreg): Check additionally
14068 address validity after potential reloading.
14069 (process_address_1): Check insns validity. In case of failure do
14072 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14075 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14078 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14080 * wide-int.cc (canonize_uhwi): New function.
14081 (wi::divmod_internal): Use it.
14083 2016-02-02 James Norris <jnorris@codesourcery.com
14085 * gimplify.c (omp_notice_variable): Add usage check.
14087 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14089 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14090 like LE, GE, LT, GT when emitting relational operator.
14092 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14094 * ira-costs.c (find_costs_and_classes): Add extra argument.
14095 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14096 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14097 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14098 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14099 Add best_class parameter, and return it if not ALL_REGS.
14100 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14102 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14103 Update target hook.
14105 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14107 * config/aarch64/aarch64.c
14108 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14109 (aarch64_ira_change_pseudo_allocno_class): New function.
14111 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14116 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14118 * config/avr/avr.c (avr_option_override): Set
14119 PARAM_ALLOW_STORE_DATA_RACES to 1.
14121 2016-02-02 Richard Biener <rguenther@suse.de>
14123 PR tree-optimization/69595
14124 * match.pd: Add range test simplifications to true/false.
14126 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14128 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14129 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14132 2016-02-02 Richard Biener <rguenther@suse.de>
14134 PR tree-optimization/69606
14135 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14136 info on the result before moving a stmt.
14138 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14140 PR middle-end/68542
14141 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14142 branch with vector comparison.
14143 * config/i386/sse.md (VI48_AVX): New mode iterator.
14144 (define_expand "cbranch<mode>4): Add support for conditional branch
14145 with vector comparison.
14146 * tree-vect-loop.c (optimize_mask_stores): New function.
14147 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14148 has_mask_store field of vect_info.
14149 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14150 vectorized loops having masked stores after vec_info destroy.
14151 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14152 correspondent macros.
14153 (optimize_mask_stores): Add prototype.
14155 2016-02-02 Alan Modra <amodra@gmail.com>
14158 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14161 2016-02-02 Alan Modra <amodra@gmail.com>
14164 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14165 whenever toc_label_name used.
14166 (rs6000_file_start): Don't set up toc section here,
14167 (rs6000_output_function_epilogue): do so here instead,
14168 (rs6000_xcoff_file_start): and here.
14169 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14170 (load_toc_aix_di): Likewise.
14172 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14174 PR rtl-optimization/69592
14175 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14176 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14177 (num_sign_bit_copies_binary_arith_p): New inline function.
14178 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14180 2016-02-01 Jeff Law <law@redhat.com>
14182 PR tree-optimization/69580
14183 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14184 * tree-ssa-threadbackward.c
14185 (fsm_find_control_statement_thread_paths): Do not try to walk
14186 through large PHI nodes.
14188 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14190 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14191 when count is incremented above limit, don't analyze further
14194 * omp-low.c (oacc_parse_default_dims): Avoid
14195 -Wsign-compare warning, make sure value fits into int
14196 rather than just unsigned int.
14198 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14200 PR tree-optimization/67921
14201 * fold-const.c (split_tree): New parameters. Convert pointer
14202 type variable part to proper type before negating.
14203 (fold_binary_loc): Pass new arguments to split_tree.
14205 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14207 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14208 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14209 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14210 * doc/tm.texti: Rebuilt.
14211 * doc/invoke.texi (fopenacc-dim): Document.
14212 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14213 (append_compiler_options): Likewise.
14214 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14215 (oacc_parse_default_dims): New.
14216 (oacc_validate_dims): Add USED arg. Select non-unity default when
14218 (oacc_loop_fixed_partitions): Return mask of used partitions.
14219 (oacc_loop_auto_partitions): Emit dump info.
14220 (oacc_loop_partition): Return mask of used partitions.
14221 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14222 loop partitioning and validation calls.
14224 2016-02-01 Richard Biener <rguenther@suse.de>
14226 PR middle-end/69556
14227 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14229 2016-02-01 Richard Biener <rguenther@suse.de>
14231 PR tree-optimization/69574
14232 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14233 of asserting return chrec_dont_know.
14235 2016-02-01 Martin Liska <mliska@suse.cz>
14237 * mem-stats-traits.h: Add copyright header.
14238 * mem-stats.h: Likewise.
14240 2016-02-01 Richard Biener <rguenther@suse.de>
14242 PR tree-optimization/69579
14243 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14244 Do not propagate through abnormal PHI results.
14246 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14248 * postreload.c (reload_cse_simplify): Remove dead code.
14250 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14252 PR rtl-optimization/69570
14253 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14254 if there is more than one set, not if there is a single set.
14256 2016-02-01 Richard Henderson <rth@redhat.com>
14259 * combine.c (make_compound_operation): When looking through a
14260 subreg, make sure to re-extend to the width of the outer mode.
14262 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14264 PR tree-optimization/69546
14265 * wide-int.cc (wi::divmod_internal): For unsigned division
14266 where both operands fit into uhwi, if o1 is 1 and o0 has
14267 msb set, if divident_prec is larger than bits per hwi,
14268 clear another quotient word and return 2 instead of 1.
14269 Similarly for remainder with msb in HWI set, if dividend_prec
14270 is larger than bits per hwi.
14272 2016-01-29 Martin Jambor <mjambor@suse.cz>
14274 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14275 Use short lowercase names.
14276 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14277 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14278 acq_rel one. Protect warning agains segfaults if
14279 get_memory_order_name returns NULL.
14280 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14281 with release semantics. Do not warn if get_memory_order already did.
14282 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14283 semantics. Fix check for relaxed or acquire semantics. Do not warn
14284 if get_memory_order already did.
14286 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14288 * doc/install.texi: Document that isl-0.16 is supported.
14290 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14293 * config/i386/constraints.md (Bm): Describe as special memory
14295 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14296 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14297 * genpreds.c (struct constraint_data): Add is_special_memory.
14298 (have_special_memory_constraints, special_memory_start): New
14300 (special_memory_end): Ditto.
14301 (add_constraint): Add new arg is_special_memory. Add code to
14302 process its true value. Update have_special_memory_constraints.
14303 (process_define_constraint): Pass the new arg.
14304 (process_define_register_constraint): Ditto.
14305 (choose_enum_order): Process special memory.
14306 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14307 function insn_extra_special_memory_constraint.
14308 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14309 * gensupport.c (process_rtx): Process
14310 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14311 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14312 * ira-lives.c (single_reg_class): Use
14313 insn_extra_special_memory_constraint.
14314 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14315 * lra-constraints.c (process_alt_operands): Ditto.
14316 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14317 * recog.c (asm_operand_ok, preprocess_constraints): Process
14319 * reload.c (find_reloads): Ditto.
14320 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14321 * stmt.c (parse_input_constraint): Use
14322 insn_extra_special_memory_constraint.
14324 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14327 * lra-splill.c (lra_final_code_change): Revert r229087 by
14328 removing all sub-registers.
14330 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14333 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14335 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14338 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14339 SSE1, copy target into the temporary reg first before recursing
14342 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14344 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14347 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14349 * ginclude/stdarg.h: Test __cplusplus instead of
14350 __GXX_EXPERIMENTAL_CXX0X__.
14352 2016-01-29 Richard Biener <rguenther@suse.de>
14354 PR tree-optimization/69547
14355 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14356 Do not mark clobbers necessary.
14357 (mark_all_reaching_defs_necessary_1): Likewise.
14359 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14361 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14362 declaration name with %qs and print it in both error messages.
14363 Also fix indentation.
14365 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14368 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14369 trailing blank line from error message.
14371 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14374 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14377 2016-01-29 Richard Biener <rguenther@suse.de>
14379 PR middle-end/69537
14380 * match.pd: Allow all integral types when simplifying a
14381 widening or sign-changing conversion.
14383 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14385 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14386 back to setting codegen_error to fail codegen.
14388 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14391 * config/i386/constraints.md (C): Only accept constant zero operand.
14392 (BC): New constraint.
14393 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14394 instead of C constraint.
14395 * doc/md.texi (Machine Constraints): Update description
14398 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14401 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14403 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14405 PR middle-end/69542
14406 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14409 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14411 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14412 branches if using guessed profile.
14414 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14416 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14418 2016-01-28 Richard Henderson <rth@redhat.com>
14421 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14422 * config/aarch64/aarch64-protos.h: Update.
14423 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14424 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14425 (aarch64_get_condition_code_1): Handle CC_Cmode.
14426 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14427 (*add<mode>3_compareC_cconly_imm): New.
14428 (*add<mode>3_compareC_cconly): New.
14429 (*add<mode>3_compareC_imm): New.
14430 (add<mode>3_compareC): New.
14431 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14432 to be first. Use aarch64_carry_operation.
14433 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14434 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14435 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14436 (subti3): Use subdi3_compare1.
14437 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14438 (sub<mode>3_compare1): New.
14439 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14440 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14441 (*subsi3_carryin_uxtw): Likewise.
14442 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14443 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14444 * config/aarch64/iterators.md (DWI): New.
14445 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14446 (aarch64_borrow_operation): New.
14448 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14450 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14451 message when isl does not return a valid schedule.
14453 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14455 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14456 Remove comments from class declarations: they are already in the code
14459 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14461 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14463 (ternary_op_to_tree): Same.
14464 (unary_op_to_tree): Same.
14465 (nary_op_to_tree): Same.
14466 (gcc_expression_from_isl_expr_op): Same.
14467 (gcc_expression_from_isl_expression): Same.
14468 (graphite_create_new_loop): Same.
14469 (graphite_create_new_loop_guard): Same.
14470 (build_iv_mapping): Same.
14471 (graphite_create_new_guard): Same.
14472 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14473 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14475 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14477 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14478 instead of setting codegen_error to fail codegen.
14480 2016-01-28 Jason Merrill <jason@redhat.com>
14482 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14484 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14486 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14487 Remove CONST_INT_P check in CCMP cost calculation.
14489 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14491 * config/aarch64/aarch64.c (generic_vector_cost):
14492 Set vec_permute_cost.
14493 (cortexa57_vector_cost): Likewise.
14494 (exynosm1_vector_cost): Likewise.
14495 (xgene1_vector_cost): Likewise.
14496 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14497 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14498 Add vec_permute_cost entry.
14500 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14502 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14504 (add<mode>3_compare0): Likewise.
14505 (addsi3_compare0_uxtw): Likewise.
14506 (add<mode>3nr_compare0): Likewise.
14507 (compare_neg<mode>): Likewise.
14508 (<optab><mode>3): Likewise.
14510 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14512 * tree-vect-stmts.c (vectorizable_comparison): Add
14513 NULL check for vectype.
14515 2016-01-28 Richard Biener <rguenther@suse.de>
14517 PR tree-optimization/69466
14518 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14519 Account for PHIs we couldn't duplicate.
14521 2016-01-28 Martin Liska <mliska@suse.cz>
14524 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14525 instead of ENABLE_VALGRIND_CHECKING.
14527 2016-01-27 Richard Henderson <rth@redhat.com>
14530 * lra-remat.c (subreg_regs): New.
14531 (dump_candidates_and_remat_bb_data): Dump it.
14532 (operand_to_remat): Reject if operand in subreg_regs.
14533 (set_bb_regs): Collect subreg_regs.
14534 (lra_remat): Init and free subreg_regs. Compute
14535 calculate_local_reg_remat_bb_data before create_cands.
14537 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14540 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14541 change stack_alignment_needed for __tls_get_addr call.
14543 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14545 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14547 2016-01-27 Jeff Law <law@redhat.com>
14549 PR tree-optimization/68398
14550 PR tree-optimization/69196
14551 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14552 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14553 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14554 Only count PHIs in the last block in the path. The others will
14555 const/copy propagate away. Add heuristic to allow more irreducible
14556 subloops to be created when it is likely profitable to do so.
14558 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14559 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14560 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14562 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14565 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14566 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14567 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14568 * tree-streamer-in.c: Include asan.h.
14569 (streamer_get_builtin_tree): For builtins in sanitizer
14570 range call initialize_sanitizer_builtins and retry.
14572 2016-01-27 Ian Lance Taylor <iant@google.com>
14574 * common.opt (fkeep-gc-roots-live): New undocumented option.
14575 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14576 -fkeep-gc-roots-live, skip pointers.
14577 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14580 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14584 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14586 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14589 * configure.ac: NetBSD provides SSP in its C library.
14590 * configure: Updated.
14592 2016-01-27 Richard Biener <rguenther@suse.de>
14594 PR tree-optimization/69166
14595 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14596 reduction code for commutativity / associativity.
14598 2016-01-27 Martin Jambor <mjambor@suse.cz>
14600 PR tree-optimization/69355
14601 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14602 total_scalarization fails.
14604 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14606 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14609 2016-01-27 Christian Bruel <christian.bruel@st.com>
14612 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14613 Move arm_reset_previous_fndecl and set_target_option_current_node in
14614 the conditional part. Call save_restore_target_globals.
14615 * config/arm/arm.c (arm_set_current_function):
14616 Refactor to better support #pragma target and attribute mix.
14617 Call save_restore_target_globals.
14618 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14620 2016-01-27 Martin Liska <mliska@suse.cz>
14622 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14623 reference for an HSA kernel and its host function.
14625 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14627 PR tree-optimization/69399
14628 * wide-int.h (wi::lrshift): For larger precisions, only
14629 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14631 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14633 * config/arc/predicates.md (proper_comparison_operator): Reject
14634 constant-constant comparison.
14636 2016-01-26 Tom de Vries <tom@codesourcery.com>
14638 PR tree-optimization/69110
14639 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14640 DR_NUM_DIMENSIONS == 0.
14642 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14643 Sebastian Pop <s.pop@samsung.com>
14645 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14646 isl_ast_op_cond and isl_ast_op_select.
14647 (gcc_expression_from_isl_expr_op): Same.
14649 2016-01-26 Jason Merrill <jason@redhat.com>
14652 * tree.c (recompute_constructor_flags): Split out from
14654 (verify_constructor_flags): New.
14655 * tree.h: Declare them.
14657 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14659 PR rtl-optimization/69217
14660 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14661 are no TYPE_FIELDS set for the record type.
14663 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14666 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14667 toc_label_name unconditionally.
14668 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14669 SYMBOL_REF string. Use toc_label_name instead of constructing
14671 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14672 constructing LCTOC1.
14674 2016-01-26 Martin Sebor <msebor@redhat.com>
14677 * doc/extend.texi (Common Type Attributes): Move text that talks about
14678 attribute packed from attribute aligned to the section discussing
14679 the former attribute for clarity.
14681 2016-01-26 Richard Henderson <rth@redhat.com>
14683 PR middle-end/60908
14684 * trans-mem.c (tm_region_init): Mark entry block as visited.
14686 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14689 * diagnostic-show-locus.c (layout::print_source_line): Replace
14690 call to pp_newline with call to layout::print_newline.
14691 (layout::print_annotation_line): Likewise.
14692 (layout::move_to_column): Likewise.
14693 (layout::print_any_fixits): After printing any fixits, print a
14694 trailing newline, if necessary.
14695 (layout::print_newline): New method, resetting any colorization
14697 (diagnostic_show_locus): Move the pp_newline to before the
14698 early bailout. Remove dummy block enclosing the layout instance.
14699 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14700 of pp_newline_and_flush with pp_flush.
14701 (diagnostic_append_note): Delete use of pp_newline.
14702 (diagnostic_append_note_at_rich_loc): Delete.
14703 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14704 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14705 when newline characters are added to the buffer.
14707 2016-01-26 Michael Matz <matz@suse.de>
14709 * configure.ac (ac_cv_std_swap_in_utility): New test.
14710 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14711 * configure: Regenerate.
14712 * config.in: Regenerate.
14714 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14716 * config/arc/arc.md (cstoresi4): Force operand into register.
14717 (arcset<code>): Fix predicate.
14718 (arcsetltu): Likewise.
14719 (arcsetgeu): Likewise.
14720 (arcsethi): Likewise.
14721 (arcsetls): Likewise.
14723 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14725 PR tree-optimization/69483
14726 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14727 if base has error_mark_node type.
14729 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14732 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14733 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14735 (vget_lane_f16): Handle big-endian.
14736 (vgetq_lane_f16): Likewise.
14737 (vset_lane_f16): Likewise.
14738 (vsetq_lane_f16): Likewise.
14739 * config/arm/iterators.md (VQXMOV): Add V8HF.
14740 (VDQ): Add V4HF and V8HF.
14741 (V_reg): Handle V4HF and V8HF.
14742 (Is_float_mode): Likewise.
14743 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14744 neon_vdup_nv8hf): New patterns.
14745 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14746 Use VD_LANE iterator.
14747 (neon_vld1_dup<mode>): Use VQ2 iterator.
14749 2016-01-26 Nathan Sidwell <nathan@acm.org>
14751 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14752 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14753 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14754 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14755 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14756 (oacc_validate_dims): Add LEVEL arg, don't return level.
14757 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14758 oacc_validate_dims.
14759 (execute_oacc_device_lower): Adjust, add more dump output.
14760 * tree-ssa-loop.c (gate_oacc_kernels): Use
14761 oacc_fn_attrib_kernels_p.
14762 * tree-parloops.c (create_parallel_loop): Adjust
14763 set_oacc_fn_attrib call.
14765 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14768 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14769 (append_compiler_options): Handle -fcilkplus.
14770 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14772 2016-01-26 Nick Clifton <nickc@redhat.com>
14775 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14776 been marked as DECL_ONE_ONLY but we do not the means to make it
14777 so, then do not allow it to bind locally.
14779 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14782 * opts.h (parse_sanitizer_options): New prototype.
14783 * opts.c (sanitizer_opts): New array.
14784 (parse_sanitizer_options): New function.
14785 (common_handle_option): Use parse_sanitizer_options.
14787 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14790 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14791 alignment adjustment to ...
14792 (ix86_update_stack_boundary): Here. Don't over-align stack for
14794 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14795 if __tls_get_addr is called.
14797 2016-01-26 Christian Bruel <christian.bruel@st.com>
14799 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14801 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14803 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14805 2016-01-26 Richard Biener <rguenther@suse.de>
14807 PR middle-end/69467
14808 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14810 2016-01-26 Richard Biener <rguenther@suse.de>
14812 PR tree-optimization/69452
14813 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14814 (move_computations_dom_walker::before_dom_children): Rename
14816 (move_computations_worker): This.
14817 (move_computations): Perform an RPO rather than a DOM walk.
14819 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14822 * combine.c (combine_instructions): For REG_EQUAL note with
14823 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14824 to the underlying register.
14825 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14826 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14828 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14831 * config/aarch64/aarch64-builtins.c
14832 (aarch64_init_simd_builtin_types): Do not set structural
14833 equality to __Poly{8,16,64,128}_t types.
14835 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14837 PR tree-optimization/69400
14838 * wide-int.cc (wi_pack): Take the precision as argument and
14839 perform canonicalization here rather than in the callers.
14840 Use the main loop to handle all full-width HWIs. Add a
14841 zero HWI if in_len isn't a full result.
14842 (wi::divmod_internal): Update accordingly.
14843 (wi::mul_internal): Likewise. Simplify.
14845 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14846 Sebastian Pop <s.pop@samsung.com>
14848 * graphite-poly.c (apply_poly_transforms): Simplify.
14849 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14850 (print_isl_map): Same.
14851 (print_isl_union_map): Same.
14852 (print_isl_schedule): New.
14853 (debug_isl_schedule): New.
14854 * graphite-dependences.c (scop_get_reads): Do not call
14855 isl_union_map_add_map that is undocumented isl functionality.
14856 (scop_get_must_writes): Same.
14857 (scop_get_may_writes): Same.
14858 (scop_get_original_schedule): Remove.
14859 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14860 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14861 (compute_deps): Remove.
14862 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14863 (debug_schedule_ast): New.
14864 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14865 set_separate_option.
14866 (graphite_regenerate_ast_isl): Add dump.
14867 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14868 from scop->transformed_schedule.
14869 (graphite_regenerate_ast_isl): Add more dump.
14870 * graphite-optimize-isl.c (optimize_isl): Set
14871 scop->transformed_schedule. Check whether schedules are equal.
14872 (apply_poly_transforms): Move here.
14873 * graphite-poly.c (apply_poly_transforms): ... from here.
14874 (free_poly_bb): Static.
14875 (free_scop): Static.
14876 (pbb_number_of_iterations_at_time): Remove.
14877 (print_isl_ast): New.
14878 (debug_isl_ast): New.
14879 (debug_scop_pbb): New.
14880 * graphite-scop-detection.c (print_edge): Move.
14881 (print_sese): Move.
14882 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14883 (build_scop_scattering): Remove.
14884 (create_pw_aff_from_tree): Assert instead of bailing out.
14885 (add_condition_to_pbb): Remove unused code, do not fail.
14886 (add_conditions_to_domain): Same.
14887 (add_conditions_to_constraints): Remove.
14888 (build_scop_context): New.
14889 (add_iter_domain_dimension): New.
14890 (build_iteration_domains): Initialize pbb->iterators.
14891 Call add_conditions_to_domain.
14894 (index_outermost_in_loop): New.
14895 (index_pbb_in_loop): New.
14896 (outermost_pbb_in): New.
14897 (add_in_sequence): New.
14898 (add_outer_projection): New.
14899 (outer_projection_mupa): New.
14900 (add_loop_schedule): New.
14901 (build_schedule_pbb): New.
14902 (build_schedule_loop): New.
14903 (embed_in_surrounding_loops): New.
14904 (build_schedule_loop_nest): New.
14905 (build_original_schedule): New.
14906 (build_poly_scop): Call build_original_schedule.
14907 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14908 (free_poly_dr): Remove.
14909 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14910 (free_poly_bb): Remove.
14911 (debug_loop_vec): Remove.
14912 (print_isl_ast): Declare.
14913 (debug_isl_ast): Declare.
14914 (scop_do_interchange): Remove.
14915 (scop_do_strip_mine): Remove.
14916 (scop_do_block): Remove.
14917 (flatten_all_loops): Remove.
14918 (optimize_isl): Remove.
14919 (pbb_number_of_iterations_at_time): Remove.
14920 (debug_scop_pbb): Declare.
14921 (print_schedule_ast): Declare.
14922 (debug_schedule_ast): Declare.
14923 (struct scop): Remove schedule. Add original_schedule,
14924 transformed_schedule.
14925 (free_gimple_poly_bb): Remove.
14926 (print_generated_program): Remove.
14927 (debug_generated_program): Remove.
14928 (unify_scattering_dimensions): Remove.
14929 * sese.c (print_edge): ... here.
14930 (print_sese): ... here.
14931 (debug_edge): ... here.
14932 (debug_sese): ... here.
14933 * sese.h (print_edge): Declare.
14934 (print_sese): Declare.
14935 (dump_edge): Declare.
14936 (dump_sese): Declare.
14938 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14939 Sebastian Pop <s.pop@samsung.com>
14941 * Makefile.in: Set ISLVER in site.exp.
14943 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14945 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14946 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14947 through DECL_VALUE_EXPR for expansion.
14949 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14951 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14952 the frame info after reload completed.
14954 2016-01-25 Jeff Law <law@redhat.com>
14956 PR tree-optimization/69196
14957 PR tree-optimization/68398
14958 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14959 tree-ssa-threadupdate.c.
14960 (determine_bb_domination_status): Prototype
14961 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14962 (determine_bb_domination_status): No longer static.
14963 (valid_jump_thread_path): Remove code to detect characteristics
14964 of the jump thread path not associated with correctness.
14965 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14966 Correct test for thread path length. Count PHIs for real operands as
14967 statements that need to be copied. Do not count ASSERT_EXPRs.
14968 Look at all the blocks in the thread path. Compute and selectively
14969 filter thread paths based on threading through the latch, threading
14970 a multiway branch or crossing a multiway branch.
14972 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14974 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14975 decl with __attribute__ ((unused)) annotation.
14977 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14980 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14981 of operands is compatible with a statement vectype.
14983 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14985 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14986 improve wording for mixed storage order support.
14988 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14990 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14991 (vcvt_u64_f64): Likewise.
14992 (vcvta_s64_f64): Likewise.
14993 (vcvta_u64_f64): Likewise.
14994 (vcvtm_s64_f64): Likewise.
14995 (vcvtm_u64_f64): Likewise.
14996 (vcvtn_s64_f64): Likewise.
14997 (vcvtn_u64_f64): Likewise.
14998 (vcvtp_s64_f64): Likewise.
14999 (vcvtp_u64_f64): Likewise.
15001 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15003 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15004 (arc_init): Check validity mll64 option.
15005 (arc_save_restore): Use double load/store instruction.
15006 (arc_expand_movmem): Likewise.
15007 (arc_split_move): Don't split if we have double load/store
15008 instructions. Returns a boolean.
15009 (arc_process_double_reg_moves): Change function to return boolean
15010 instead of a sequence of instructions.
15011 (arc_dwarf_register_span): New function.
15012 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15013 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15014 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15015 (*movdf_insn): Likewise.
15016 * config/arc/arc.opt (mll64): New option.
15017 * config/arc/predicates.md (even_register_operand): New predicate.
15018 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15020 2016-01-25 Richard Biener <rguenther@suse.de>
15023 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15024 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15026 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15028 2016-01-25 Richard Biener <rguenther@suse.de>
15030 PR tree-optimization/69376
15031 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15033 (VN_INFO_ANTI_RANGE_P): New inline.
15034 (VN_INFO_RANGE_TYPE): Likewise.
15035 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15036 SSA_NAME_ANTI_RANGE_P.
15037 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15038 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15039 Properly query VN_INFO_RANGE_TYPE.
15041 2016-01-25 Nick Clifton <nickc@redhat.com>
15044 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15046 2016-01-23 Tom de Vries <tom@codesourcery.com>
15048 PR tree-optimization/69426
15049 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15052 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15054 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15055 "the the" with "the" in the comments.
15056 * ipa-devirt.c (build_type_inheritance_graph,
15057 update_type_inheritance_graph): Likewise.
15058 * tree.c (build_function_type_list_1): Likewise.
15059 * cfgloopmanip.c (scale_loop_profile): Likewise.
15060 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15061 * gimple-ssa-split-paths.c
15062 (find_block_to_duplicate_for_splitting_paths): Likewise.
15063 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15064 * expr.c (convert_move): Likewise.
15065 * var-tracking.c (vt_stack_adjustments): Likewise.
15066 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15067 * tree-vrp.c (test_for_singularity): Likewise.
15069 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15070 directly instead of building a temporary tree.
15073 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15074 remove <algorithm> include.
15076 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15079 * config/i386/i386.c: Include dojump.h.
15080 (expand_small_movmem_or_setmem,
15081 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15083 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15084 if dynamic_check != -1.
15086 2016-01-21 Jeff Law <law@redhat.com>
15088 PR middle-end/69347
15089 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15090 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15091 into dominated_by_p.
15092 (cprop_into_successor_phis): Avoid unnecessary tests.
15094 2016-01-22 Richard Henderson <rth@redhat.com>
15097 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15098 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15100 2016-01-22 Michael Matz <matz@suse.de>
15102 * system.h (string, algorithm): Include only conditionally.
15103 (new): Include always under C++.
15104 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15105 * final.c (toplevel): Ditto.
15106 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15107 * genconditions.c (write_header): Make gencondmd.c define
15109 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15111 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15112 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15114 2016-01-22 Christian Bruel <christian.bruel@st.com>
15117 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15119 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15122 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15123 define_insn_and_split. Ensure operands[1] and operands[0] do not
15124 get assigned the same register.
15126 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15128 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15130 2016-01-22 Christian Bruel <christian.bruel@st.com>
15132 * config/arm/arm-c.c (arm_pragma_target_parse):
15133 Remove warn_builtin_macro_redefined overwrite.
15135 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15137 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15138 flag_non_call_exceptions compatibility.
15140 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15143 * dwarf2out.c (add_child_die_after): New function.
15144 (dwarf_qual_info_t): New type.
15145 (dwarf_qual_info): New variable.
15146 (qualified_die_p): New function.
15147 (modified_type_die): For -fdebug-types-section, ensure
15148 canonical order of qualifiers. Put qualified DIEs adjacent
15149 to the corresponding non-qualified type DIE and search there
15150 for existing qualified DIEs.
15152 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15154 * doc/extend.texi (scalar_storage_order type attribute): Document
15155 restriction on type punning and aliasing, and remove future tense.
15157 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15160 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15163 2016-01-21 Jeff Law <law@redhat.com>
15165 PR middle-end/69347
15166 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15167 useless call to record_temporary_equivalences.
15168 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15169 allocate 10 slots in the bb_path vector and let it grow as needed.
15170 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15173 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15175 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15177 * configure: Regenerate.
15179 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15181 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15182 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15184 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15186 PR middle-end/66178
15187 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15188 drop EXPAND_INITIALIZER.
15189 * rtl.h (contains_symbolic_reference_p): Declare.
15190 * rtlanal.c (contains_symbolic_reference_p): New function.
15191 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15192 a subtraction into a NOT if symbolic constants are involved.
15194 2016-01-21 Anton Blanchard <anton@samba.org>
15195 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15198 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15200 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15203 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15205 * config/microblaze/microblaze.c
15206 (get_branch_target): New.
15207 (insert_wic_for_ilb_runout): New.
15209 (microblaze_machine_dependent_reorg): New.
15210 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15211 * config/microblaze/microblaze.md
15212 (UNSPEC_IPREFETCH): Define.
15213 (iprefetch): New pattern
15214 * config/microblaze/microblaze.opt
15215 (mxl-prefetch): New flag.
15217 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15219 * config/microblaze/microblaze.h
15220 (FIXED_REGISTERS): Update in macro.
15221 (CALL_USED_REGISTERS): Update in macro.
15223 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15225 PR rtl-optimization/68920
15226 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15229 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15231 PR rtl-optimization/68990
15232 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15233 pseudo instead of inheritance ones.
15235 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15236 Nick Clifton <nickc@redhat.com>
15240 * config/mips/mips.c (mips_compute_frame_info): Initialise
15241 args_size and hard_frame_pointer_offset fields of the frame
15242 structure before calling mips_global_pointer.
15244 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15246 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15248 * configure: Regenerate.
15250 2016-01-21 Richard Biener <rguenther@suse.de>
15252 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15254 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15256 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15257 to actually emit the .size directive.
15259 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15260 Jakub Jelinek <jakub@redhat.com>
15264 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15265 args array size by one to avoid buffer overflow.
15267 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15269 * config/s390/s390.md (pool_section_start): Use switch_to_section
15270 to select proper read-only data section instead of hardcoding
15272 (pool_section_end): Use switch_to_section to match the above.
15274 2016-01-21 Richard Biener <rguenther@suse.de>
15276 PR tree-optimization/69378
15277 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15278 (set_ssa_val_to): Use it for dominance checks taking into
15279 account not executable edges.
15281 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15284 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15285 for bitsize instead of GET_MODE_PRECISION (mode).
15287 2016-01-20 Martin Sebor <msebor@redhat.com>
15290 * extend.texi (__sync Builtins): Clarify the semantics of
15291 __sync_fetch_and_OP built-ins on pointers.
15292 (__atomic Builtins): Same.
15294 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15295 Sebastian Pop <s.pop@samsung.com>
15297 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15298 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15299 (is_valid_rename): Same.
15300 (translate_isl_ast_to_gimple::get_rename): Same.
15301 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15302 (translate_isl_ast_to_gimple::rename_uses): Same.
15303 (get_new_name): Check for close_phi nodes.
15304 (copy_loop_phi_args): Use phi_node_kind.
15305 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15306 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15308 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15309 Sebastian Pop <s.pop@samsung.com>
15311 Revert commit r229783.
15312 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15313 Remove use of parameter_rename_map.
15314 (copy_def): Remove.
15315 (copy_internal_parameters): Remove.
15316 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15317 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15318 (free_sese_info): Do not free parameter_rename_map.
15319 (set_rename): Do not use parameter_rename_map.
15320 (rename_uses): Update call to set_rename.
15321 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15322 * sese.h (parameter_rename_map_t): Remove.
15323 (struct sese_info_t): Remove field parameter_rename_map.
15325 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15326 Sebastian Pop <s.pop@samsung.com>
15328 * graphite-isl-ast-to-gimple.c: Fix comment.
15329 * graphite-scop-detection.c (defined_in_loop_p): New.
15330 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15331 names defined in loop.
15333 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15334 Sebastian Pop <s.pop@samsung.com>
15336 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15337 Discard unstructured if-then-else regions.
15339 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15340 Sebastian Pop <s.pop@samsung.com>
15342 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15343 (cleanup_loop_iter_dom): Remove.
15344 (build_loop_iteration_domains): Remove.
15345 (build_scop_context): Remove.
15346 (build_scop_iteration_domain): Remove.
15347 (add_loop_constraints): New.
15348 (build_iteration_domains): New.
15349 (build_poly_scop): Call build_iteration_domains.
15351 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15352 Sebastian Pop <s.pop@samsung.com>
15354 * graphite-scop-detection.c
15355 (scop_detection::harmful_loop_in_region): Free dom and loops.
15356 (scop_detection::loop_body_is_valid_scop): Free bbs.
15358 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15359 Sebastian Pop <s.pop@samsung.com>
15361 * graphite-scop-detection.c (record_loop_in_sese): New.
15362 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15363 (build_scops): Remove call to build_sese_loop_nests.
15364 * sese.c (sese_record_loop): Remove.
15365 (build_sese_loop_nests): Remove.
15366 (new_sese_info): Remove region->loops.
15367 (free_sese_info): Same.
15368 * sese.h (sese_contains_loop): Same.
15369 (build_sese_loop_nests): Remove.
15370 (sese_contains_loop): Remove.
15372 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15373 Sebastian Pop <s.pop@samsung.com>
15375 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15376 loop_is_valid_in_scop.
15377 (scop_detection::harmful_stmt_in_region): Renamed
15378 harmful_loop_in_region.
15379 Call loop_is_valid_in_scop.
15381 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15382 Sebastian Pop <s.pop@samsung.com>
15384 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15387 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15388 Sebastian Pop <s.pop@samsung.com>
15390 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15391 * graphite.h (struct poly_bb): Remove field is_reduction.
15392 (PBB_IS_REDUCTION): Remove.
15394 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15395 Sebastian Pop <s.pop@samsung.com>
15397 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15398 (add_pdr_constraints): Same.
15399 (scop_get_reads): Same.
15400 (scop_get_must_writes): Same.
15401 (scop_get_may_writes): Same.
15402 (scop_get_original_schedule): Same.
15403 (extend_schedule): Same.
15404 (apply_schedule_on_deps): Same.
15405 (carries_deps): Same.
15406 (compute_deps): Same.
15407 (scop_get_dependences): Same.
15408 * graphite-isl-ast-to-gimple.c
15409 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15410 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15411 (get_schedule_for_band_list): Same.
15412 (get_schedule_map): Same.
15413 (apply_schedule_map_to_scop): Same.
15414 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15415 (build_loop_iteration_domains): Same.
15416 (add_condition_to_pbb): Same.
15417 (add_param_constraints): Same.
15418 (pdr_add_memory_accesses): Same.
15419 (pdr_add_data_dimensions): Same.
15421 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15423 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15426 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15428 * common.opt (feliminate-dwarf2-dups): Replace references to
15429 "DWARF 2" with just "DWARF".
15430 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15431 * doc/extend.texi: Likewise.
15432 * doc/cpp.texi: Likewise.
15433 * doc/invoke.texi: Likewise.
15434 (Option Summary): Add -gdwarf to list of Debugging Options.
15435 (Debugging Options): Document -gdwarf.
15436 * doc/contrib.texi: Spell "DWARF" like that.
15438 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15440 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15441 warning. Fix up formatting.
15443 PR middle-end/67653
15444 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15445 attempt to mark memory input operand addressable and
15446 call prepare_gimple_addressable in that case. Don't adjust
15447 input_location for diagnostics, use error_at instead.
15449 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15451 * config/rs6000/ppc-auxv.h: New file.
15452 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15453 (cpu_is): Likewise.
15454 (cpu_supports): Likewise.
15455 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15456 (cpu_is_info): New variable.
15457 (cpu_supports_info): Likewise.
15458 (tcb_verification_symbol): Likewise.
15459 (cpu_builtin_p): Likewise.
15460 (cpu_expand_builtin): New function.
15461 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15462 (rs6000_init_builtins): Likewise.
15463 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15464 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15465 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15466 * configure: Regenerate.
15467 * config.in: Likewise.
15468 * doc/extend.texi (PowerPC Built-in Functions): Document
15469 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15471 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15474 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15476 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15479 2016-01-20 Richard Henderson <rth@redhat.com>
15485 * tree.c (tm_define_builtin): New.
15486 (find_tm_vector_type): New.
15487 (build_tm_vector_builtins): New.
15488 (build_common_builtin_nodes): Call it.
15490 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15492 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15493 (arm_fp_ok): Likewise.
15494 (arm_fp): Likewise.
15495 (arm_crypto): Likewise.
15497 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15498 Richard Biener <rguenther@suse.de>
15500 PR tree-optimization/69328
15501 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15502 vectors have same number of elements.
15503 (vectorizable_condition): Fix masked version recognition.
15505 2016-01-20 Richard Biener <rguenther@suse.de>
15507 PR tree-optimization/69345
15508 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15509 (VN_INFO_PTR_INFO): Likewise.
15510 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15511 info when it is equal between non-dominating SSA names.
15512 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15513 Make sure to look at original SSA infos.
15515 2016-01-20 Jeff Law <law@redhat.com>
15518 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15520 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15521 (pc_or_label_operand): New predicate.
15522 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15523 tests for small integers that are 2^n - 1.
15525 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15527 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15529 2016-01-19 Jeff Law <law@redhat.com>
15531 PR middle-end/69347
15532 * tree-ssa-threadbackwards.c
15533 (fsm_find_control_statement_thread_paths): Do not try to lookup
15534 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15536 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15538 * doc/lto.texi: Remove text that says only Gold has linker plugin
15541 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15543 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15544 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15545 the DIE accordingly.
15546 (modified_type_die): Add REVERSE parameter and pass it recursively,
15547 as well as to base_type_die. Adjust presence check accordingly.
15548 (base_type_for_mode): Adjust call to modified_type_die.
15549 (add_type_attribute): Add REVERSE parameter and pass it to
15551 (generic_parameter_die): Adjust call to add_type_attribute.
15552 (add_scalar_info): Likewise.
15553 (add_subscript_info): Likewise.
15554 (gen_array_type_die): Likewise.
15555 (gen_descr_array_type_die): Likewise.
15556 (gen_entry_point_die): Likewise.
15557 (gen_enumeration_type_die): Likewise.
15558 (gen_formal_parameter_die): Likewise.
15559 (gen_subprogram_die): Likewise.
15560 (gen_variable_die ): Likewise.
15561 (gen_const_die): Likewise.
15562 (gen_field_die): Likewise.
15563 (gen_pointer_type_die): Likewise.
15564 (gen_reference_type_die): Likewise.
15565 (gen_ptr_to_mbr_type_die): Likewise.
15566 (gen_inheritance_die): Likewise.
15567 (gen_subroutine_type_die): Likewise.
15568 (gen_typedef_die): Likewise.
15569 (force_type_die): Adjust call to modified_type_die.
15571 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15573 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15574 flow throughout the file. Fix broken link to Objective-C 2.0
15576 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15579 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15581 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15583 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15586 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15587 (maybe_record_node): Record cxa_pure_virtual as the only possible
15588 target if there are not ohter candidates.
15589 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15591 2016-01-19 Richard Biener <rguenther@suse.de>
15593 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15594 (get_memory_order): Likewise.
15596 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15598 * tree-vect-stmts.c (vectorizable_store): Check
15601 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15604 * gcc.c (driver::decode_argv): Add call to
15605 init_opts_obstack before init_options_struct.
15606 * opts.c (init_opts_obstack): Remove idempotency.
15607 (init_options_struct): Replace call to init_opts_obstack
15608 with a gcc_assert to verify that it has already been called.
15609 * toplev.c (toplev::main): Add call to init_opts_obstack before
15610 calls to init_options_struct.
15611 (toplev::finalize): Move cleanup of opts_obstack next to
15612 cleanup of save_decoded_options, clearing the latter, and
15613 save_decoded_options_count.
15615 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15618 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15619 attribute to unconditional. Remove %? from output template.
15621 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15622 Jiong Wang <jiong.wang@arm.com>
15624 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15625 generated from different expand order.
15627 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15629 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15630 Add support for CCMP costing.
15632 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15634 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15635 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15636 (fccmpe<mode>): Likewise.
15637 (fcmp): Rename to fcmp and globalize pattern.
15639 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15640 (aarch64_gen_ccmp_next): Add FP support.
15642 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15644 * target.def (gen_ccmp_first): Update documentation.
15645 (gen_ccmp_next): Likewise.
15646 * doc/tm.texi (gen_ccmp_first): Update documentation.
15647 (gen_ccmp_next): Likewise.
15648 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15649 expand_ccmp_expr_1. Improve comments.
15650 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15651 (ccmp_ior<mode>): Remove pattern.
15652 (cmp<mode>): Remove expand.
15653 (cmp): Globalize pattern.
15654 (cstorecc4): Use cc_register.
15655 (mov<mode>cc): Remove ccmp_cc_register check.
15656 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15657 Simplify after removal of CC_DNE/* modes.
15658 (aarch64_ccmp_mode_to_code): Remove.
15659 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15660 In 'k' case use integer as condition.
15661 (aarch64_nzcv_codes): Remove inverted cases.
15662 (aarch64_code_to_ccmode): Remove.
15663 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15664 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15665 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15666 pattern. Return the comparison with CC register. Invert conditions
15667 when bitcode is OR.
15668 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15669 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15671 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15673 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15674 instrumented_version.
15676 2016-01-19 Richard Biener <rguenther@suse.de>
15678 PR tree-optimization/69336
15679 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15680 handled components with get_ref_base_and_extent.
15681 (equal_mem_array_ref_p): Adjust.
15683 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15686 * shrink-wrap.c: Include valtrack.h.
15687 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15688 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15689 in between insn and where it will be moved to. Call
15690 dead_debug_insert_temp.
15691 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15692 first and dead_debug_local_finish at the end.
15693 For uses and defs bitmap, handle all regs in between REGNO and
15694 END_REGNO, not just the first one.
15696 2016-01-19 Richard Biener <rguenther@suse.de>
15698 PR tree-optimization/69352
15699 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15700 (equal_mem_array_ref_p): Constrain size and max size properly.
15701 Compare the reverse flag.
15703 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15705 * ira.c (ira): Update regstat data if we deleted insns.
15707 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15709 PR rtl-optimization/68955
15710 PR rtl-optimization/64557
15711 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15712 here. Fix up formatting.
15713 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15715 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15718 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15719 assume that the node has body.
15720 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15723 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15725 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15728 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15730 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15731 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15733 2016-01-19 Martin Jambor <mjambor@suse.cz>
15734 Martin Liska <mliska@suse.cz>
15735 Michael Matz <matz@suse.de>
15737 * Makefile.in (OBJS): Add new source files.
15738 (GTFILES): Add hsa.c.
15739 * common.opt (disable_hsa): New variable.
15740 (-Whsa): New warning.
15741 * config.in (ENABLE_HSA): New.
15742 * configure.ac: Treat hsa differently from other accelerators.
15743 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15744 $enable_offloading.
15745 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15746 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15747 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15748 --with-hsa-kmt-lib.
15749 * doc/invoke.texi (-Whsa): Document.
15750 (hsa-gen-debug-stores): Likewise.
15751 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15752 to invoke offload compiler for hsa acclerator.
15753 * opts.c (common_handle_option): Determine whether HSA offloading
15754 should be performed.
15755 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15756 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15757 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15758 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15759 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15760 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15761 GF_OMP_FOR_KIND_GRID_LOOP.
15762 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15763 (pp_gimple_stmt_1): Likewise.
15764 * gimple-walk.c (walk_gimple_stmt): Likewise.
15765 * gimple.c (gimple_build_omp_grid_body): New function.
15766 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15767 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15768 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15769 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15770 GF_OMP_TEAMS_GRID_PHONY.
15771 (gimple_statement_omp_single_layout): Updated comments.
15772 (gimple_build_omp_grid_body): New function.
15773 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15774 (gimple_omp_for_grid_phony): New function.
15775 (gimple_omp_for_set_grid_phony): Likewise.
15776 (gimple_omp_parallel_grid_phony): Likewise.
15777 (gimple_omp_parallel_set_grid_phony): Likewise.
15778 (gimple_omp_teams_grid_phony): Likewise.
15779 (gimple_omp_teams_set_grid_phony): Likewise.
15780 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15781 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15782 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15783 (BUILT_IN_GOMP_TARGET): Updated type.
15784 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15785 (adjust_for_condition): New function.
15786 (get_omp_for_step_from_incr): Likewise.
15787 (extract_omp_for_data): Moved parts to adjust_for_condition and
15788 get_omp_for_step_from_incr.
15789 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15790 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15791 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15792 (scan_omp_parallel): Do not create child functions for phony
15794 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15795 (scan_omp_1_op): Checking assert we are not remapping to
15796 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15797 (parallel_needs_hsa_kernel_p): New function.
15798 (expand_parallel_call): Register apprpriate parallel child
15799 functions as HSA kernels.
15800 (grid_launch_attributes_trees): New type.
15801 (grid_attr_trees): New variable.
15802 (grid_create_kernel_launch_attr_types): New function.
15803 (grid_insert_store_range_dim): Likewise.
15804 (grid_get_kernel_launch_attributes): Likewise.
15805 (get_target_argument_identifier_1): Likewise.
15806 (get_target_argument_identifier): Likewise.
15807 (get_target_argument_value): Likewise.
15808 (push_target_argument_according_to_value): Likewise.
15809 (get_target_arguments): Likewise.
15810 (expand_omp_target): Call get_target_arguments instead of looking
15811 up for teams and thread limit.
15812 (grid_expand_omp_for_loop): New function.
15813 (grid_arg_decl_map): New type.
15814 (grid_remap_kernel_arg_accesses): New function.
15815 (grid_expand_target_kernel_body): New function.
15816 (expand_omp): Call it.
15817 (lower_omp_for): Do not emit phony constructs.
15818 (lower_omp_taskreg): Do not emit phony constructs but create for them
15819 a temporary variable receiver_decl.
15820 (lower_omp_taskreg): Do not emit phony constructs.
15821 (lower_omp_teams): Likewise.
15822 (lower_omp_grid_body): New function.
15823 (lower_omp_1): Call it.
15824 (grid_reg_assignment_to_local_var_p): New function.
15825 (grid_seq_only_contains_local_assignments): Likewise.
15826 (grid_find_single_omp_among_assignments_1): Likewise.
15827 (grid_find_single_omp_among_assignments): Likewise.
15828 (grid_find_ungridifiable_statement): Likewise.
15829 (grid_target_follows_gridifiable_pattern): Likewise.
15830 (grid_remap_prebody_decls): Likewise.
15831 (grid_copy_leading_local_assignments): Likewise.
15832 (grid_process_kernel_body_copy): Likewise.
15833 (grid_attempt_target_gridification): Likewise.
15834 (grid_gridify_all_targets_stmt): Likewise.
15835 (grid_gridify_all_targets): Likewise.
15836 (execute_lower_omp): Call grid_gridify_all_targets.
15837 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15838 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15839 (tree_omp_clause): Added union field dimension.
15840 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15841 * tree.c (omp_clause_num_ops): Added number of arguments of
15842 OMP_CLAUSE__GRIDDIM_.
15843 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15844 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15845 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15846 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15847 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15848 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15849 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15850 * tree-pass.h (make_pass_gen_hsail): Declare.
15851 (make_pass_ipa_hsa): Likewise.
15852 * ipa-hsa.c: New file.
15853 * lto-section-in.c (lto_section_name): Add hsa section name.
15854 * lto-streamer.h (lto_section_type): Add hsa section.
15855 * timevar.def (TV_IPA_HSA): New.
15856 * hsa-brig-format.h: New file.
15857 * hsa-brig.c: New file.
15858 * hsa-dump.c: Likewise.
15859 * hsa-gen.c: Likewise.
15862 * toplev.c (compile_file): Call hsa_output_brig.
15863 * hsa-regalloc.c: New file.
15865 2016-01-18 Jeff Law <law@redhat.com>
15867 PR tree-optimization/69320
15868 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15869 ranged object, do nothing if the RHS constant is not [0..1].
15870 (optimize_stmt): Comparing a boolean ranged object against a
15871 constant outside [0..1] results in a compile-time constant.
15873 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15876 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15878 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15879 (Option Summary): Update to reflect new section and moved options.
15880 (C++ Dialect Options): Move -fstats to new section.
15881 (Debugging Options): Move all dump, statistics, and other GCC
15882 developer options to new section. Rewrite section introduction
15883 and re-order remaining options to put the more basic ones first.
15884 (Optimization Options): Move -fira-verbose and -flto-report* to
15886 (Developer Options): New section incorporating moved options.
15887 * doc/cppopts.texi (-dM): Update cross-reference.
15889 2016-01-18 Richard Henderson <rth@redhat.com>
15892 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15893 operands to pseudo only if CSE is expected. Split long immediate
15894 operands only after reload, and for the stack pointer.
15895 (*add<GPI>3_pluslong): Remove.
15896 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15897 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15898 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15899 (*add<GPI>3 peepholes): New.
15900 (*add<GPI>3 splitters): New.
15901 * config/aarch64/constraints.md (Upl): New.
15902 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15904 2016-01-18 Richard Biener <rguenther@suse.de>
15906 PR tree-optimization/69297
15907 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15909 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15911 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15913 PR middle-end/68542
15914 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15915 of mixind vector and scalar types.
15916 (fold_relational_const): Add handling of vector
15917 comparison with boolean result.
15918 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15919 comparison of vector operands with boolean result for EQ/NE only.
15920 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15921 (verify_gimple_cond): Likewise.
15922 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15925 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15927 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15930 2016-01-18 Richard Biener <rguenther@suse.de>
15932 PR middle-end/69308
15933 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15935 2016-01-18 Tom de Vries <tom@codesourcery.com>
15937 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15939 2016-01-18 Tom de Vries <tom@codesourcery.com>
15941 * omp-low.c (set_oacc_fn_attrib): Make extern.
15942 * omp-low.h (set_oacc_fn_attrib): Declare.
15943 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15944 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15945 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15946 Add and handle function parameter oacc_kernels_p.
15947 (find_reduc_addr, get_omp_data_i_param): New function.
15948 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15949 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15950 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15951 Calculate dominance info. Skip loops that are not in a kernels region
15952 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15953 (pass_parallelize_loops::execute): Call parallelize_loops with
15954 oacc_kernels_p argument.
15955 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15956 New member function.
15957 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15958 * passes.def: Add argument to pass_parallelize_loops instantation.
15960 2016-01-18 Tom de Vries <tom@codesourcery.com>
15962 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15963 pass_parallelize_loops to be run outside the loop pipeline.
15965 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15967 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15968 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15970 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15973 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15974 using get_ref_base_and_extent.
15975 (equal_mem_array_ref_p): New.
15976 (hashable_expr_equal_p): Add call to previous.
15978 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15981 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15982 (sra_initialize): Allocate disqualified_constants.
15983 (sra_deinitialize): Free disqualified_constants.
15984 (disqualify_candidate): Update disqualified_constants when appropriate.
15985 (create_access): Scan for constant-pool entries as we go along.
15986 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15987 (maybe_add_sra_candidate): Allow constant-pool entries.
15988 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15989 (initialize_constant_pool_replacements): New.
15990 (sra_modify_assign): Avoid mangling assignments created by previous,
15991 and don't generate writes into constant pool.
15992 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15994 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15996 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15997 andnot instruction.
15998 (scalar_chain::convert_op): Likewise.
15999 * config/i386/i386.md (*andndi3_doubleword): New.
16001 2016-01-18 Richard Biener <rguenther@suse.de>
16003 PR tree-optimization/69170
16004 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16005 building a vector from scalar results of a pattern stmt.
16007 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16009 * haifa-sched.c (autopref_multipass_init): Work around
16010 -Wmaybe-uninitialized warning.
16012 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16014 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16015 against the constant 0.
16017 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16019 PR tree-optimization/68799
16020 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16021 look up phi candidates in the statement-candidate map.
16022 (phi_add_costs): Likewise.
16023 (record_phi_increments): Likewise.
16024 (phi_incr_cost): Likewise.
16025 (ncd_with_phi): Likewise.
16026 (all_phi_incrs_profitable): Likewise.
16028 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16030 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16031 -Wmaybe-uninitialized warning.
16033 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16035 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16036 (Option Summary): Update to reflect new section and moved options.
16037 (C++ Dialect Options): Move -fvtable-verify and related options.
16038 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16039 and profiling-related options.
16040 (Optimization Options): Move profile generation options and
16041 -fstack-protector and related options.
16042 (Instrumentation Options): New section incorporating moved options.
16043 (Code Generation Options): Move -finstrument-functions and
16044 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16046 2016-01-16 Tom de Vries <tom@codesourcery.com>
16048 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16050 2016-01-16 Tom de Vries <tom@codesourcery.com>
16052 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16054 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16056 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16057 that checks whether the table is already empty. Rename the
16058 original implementation to...
16059 (hash_table::empty_slot): ...this new private function.
16061 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16063 PR diagnostic/68899
16064 * diagnostic-show-locus.c (layout::print_source_line): Move x
16065 offset of line until after call to
16066 get_line_width_without_trailing_whitespace.
16068 2016-01-15 Jeff Law <law@redhat.com>
16070 PR tree-optimization/69270
16071 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16072 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16073 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16074 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16075 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16076 ssa_name_has_boolean_range and constant_boolean_node.
16078 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16080 PR rtl-optimization/69030
16081 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16083 (spill_pseudos): Delete debug insn for dead pseudo.
16084 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16086 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16088 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16090 (TYPES_UNOPUS): Likewise.
16091 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16092 builtin type, from UNOP to UNOPUS.
16093 (lbtruncuv4sf): Likewise.
16094 (lbtruncuv2df): Likewise.
16095 (lrounduv2sf): Likewise.
16096 (lrounduv4sf): Likewise.
16097 (lrounduv2df): Likewise.
16098 (lroundusf): Likewise.
16099 (lroundusf): Likewise.
16100 (lceiluv2sf): Likewise.
16101 (lceiluv4sf): Likewise.
16102 (lceiluv2df): Likewise.
16103 (lceilusf): Likewise.
16104 (lceiludf): Likewise.
16105 (lflooruv2sf): Likewise.
16106 (lflooruv4sf): Likewise.
16107 (lflooruv2df): Likewise.
16108 (lfloorusf): Likewise.
16109 (lfloorudf): Likewise.
16110 (lfrintnuv2sf): Likewise.
16111 (lfrintnuv4sf): Likewise.
16112 (lfrintnuv2df): Likewise.
16113 (lfrintnusf): Likewise.
16114 (lfrintnudf): Likewise.
16115 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16117 (vcvtq_u32_f32): Likewise.
16118 (vcvtq_u64_f64): Likewise.
16119 (vcvta_u32_f32): Likewise.
16120 (vcvtaq_u32_f32): Likewise.
16121 (vcvtaq_u64_f64): Likewise.
16122 (vcvtm_u32_f32): Likewise.
16123 (vcvtmq_u32_f32): Likewise.
16124 (vcvtmq_u64_f64): Likewise.
16125 (vcvtn_u32_f32): Likwise.
16126 (vcvtnq_u32_f32): Likewise.
16127 (vcvtnq_u64_f64): Likewise.
16128 (vcvtp_u32_f32): Likewise.
16129 (vcvtpq_u32_f32): Likewise.
16130 (vcvtpq_u64_f64): Likewise.
16131 (vcvtmd_u64_f64): Likewise.
16132 (vcvtms_u32_f32): Likewise.
16133 (vcvtad_u64_f64): Likewise.
16134 (vcvtas_u32_f32): Likewise.
16135 (vcvtnd_u64_f64): Likewise.
16136 (vcvtns_u32_f32): Likewise.
16137 (vcvtpd_u64_f64): Likewise.
16138 (vcvtps_u32_f32): Likewise.
16140 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16142 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16143 CSEL of zero_extended registers.
16145 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16147 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16148 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16150 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16152 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16153 false when argument string is not found in the attributes table
16156 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16159 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16160 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16161 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16162 precision estimate.
16164 2016-01-15 Richard Biener <rguenther@suse.de>
16166 PR tree-optimization/66856
16167 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16168 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16169 (vect_create_new_slp_node): Increment stmt reference count.
16170 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16171 an SLP tree before swapping operands.
16172 (vect_build_slp_tree): Likewise.
16173 (destroy_bb_vec_info): Free stmt info after SLP instances.
16174 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16175 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16176 (STMT_VINFO_NUM_SLP_USES): New macro.
16178 2016-01-15 Richard Biener <rguenther@suse.de>
16181 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16182 (add_linkage_name): ... here.
16183 (gen_typedef_die): Use add_linkage_name_raw instead of
16184 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16187 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16189 * gimplify.c (oacc_default_clause): Decode reference and pointer
16190 types for both kernels and parallel regions.
16192 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16194 PR middle-end/69246
16195 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16197 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16199 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16200 (convert_scalars_to_vector): Likewise.
16202 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16204 * doc/extend.texi (Type Traits): Fix grammar.
16206 2016-01-15 Martin Jambor <mjambor@suse.cz>
16208 * tree-inline.c (remap_decl): Use existing dclarations if
16209 remapping a type and prevent_decl_creation_for_types.
16210 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16211 decls first. Do real remapping with
16212 prevent_decl_creation_for_types set.
16213 * tree-inline.h (copy_body_data): New field
16214 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16217 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16219 * config/s390/s390.opt (mmvcle): More verbose help text.
16221 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16223 * config/s390/s390.opt: Add period to -mzvector option text.
16225 2016-01-15 Richard Biener <rguenther@suse.de>
16227 PR tree-optimization/68961
16228 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16229 of invariants in stores again.
16231 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16233 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16235 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16237 * config/i386/i386.c (ix86_expand_branch): Don't split
16238 DI mode xor instruction to SI mode.
16240 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16243 * ipa-icf.c (sem_function::merge): Virtual functions may become
16244 reachable even if they address is not taken and there are no
16247 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16249 * lto-streamer-out.c (subtract_estimated_size): New function.
16250 (get_symbol_initial_value): Use it.
16252 2016-01-15 Christian Bruel <christian.bruel@st.com>
16255 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16256 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16257 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16258 use add_builtin_function_ext_scope instead of add_builtin_function.
16259 (neon_set_p, neon_crypto_set_p): Remove.
16260 (arm_init_builtins): Always call arm_init_neon_builtins and
16261 arm_init_crypto_builtins.
16262 (arm_expand_builtin): Check that builtins are allowed for the arch.
16263 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16264 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16265 arm_init_neon_builtins call.
16267 2016-01-15 Richard Biener <rguenther@suse.de>
16269 PR tree-optimization/69117
16270 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16271 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16272 of the leader conservatively.
16273 (free_scc_vn): Restore original SSA name infos.
16275 2016-01-14 Jeff Law <law@redhat.com>
16277 PR tree-optimization/69270
16278 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16279 single bit of precision, verify it's also unsigned.
16280 (record_edge_info): Use constant_boolean_node rather than fold_convert
16281 to convert boolean_true/boolean_false to the right type.
16283 2016-01-14 Richard Henderson <rth@redhat.com>
16286 * loop-doloop.c (record_reg_sets): New.
16287 (doloop_optimize): Reject the transform if the sequence
16288 clobbers registers live at the end of the loop block.
16289 (doloop_optimize_loops): Enable df_live if needed.
16291 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16293 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16294 * config/rs6000/rs6000.c: Likewise.
16295 * config/rs6000/rs6000.h: Likewise.
16296 * config/rs6000/rs6000.md: Likewise.
16297 * doc/extend.texi: Likewsie.
16299 2016-01-14 Jeff Law <law@redhat.com>
16301 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16304 2016-01-14 Richard Henderson <rth@redhat.com>
16308 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16309 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16310 instead of builtin_decl_declared_p to test for declaration.
16312 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16314 * doc/loop.texi (Loop Analysis and Representation): Document
16315 loop_depth function.
16317 2016-01-14 Tom de Vries <tom@codesourcery.com>
16319 PR tree-optimization/68773
16320 * omp-low.c (expand_omp_target): Don't set force_output.
16321 * varpool.c (varpool_node::get_create): Same.
16322 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16323 offload_funcs with force_output.
16325 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16328 * lra-eliminations.c (move_plus_up): Don't change anything if either
16329 the outer or inner subreg mode is not MODE_INT.
16330 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16331 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16333 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16335 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16336 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16337 reduc_uplus_@var{m}): Remove.
16338 * expr.c (expand_expr_real_2): Remove expansion path for
16339 reduc_[us](min|max|plus) optabs.
16340 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16341 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16342 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16343 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16344 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16345 reduc_[us](min|max|plus) optabs.
16347 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16349 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16350 (reduc_plus_scal_v2sf): New.
16351 (reduc_smax_v2sf): Rename to...
16352 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16353 (reduc_smin_v2sf): Rename to...
16354 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16356 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16358 * alias.c (compare_base_symbol_refs): New function.
16359 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16362 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16364 PR middle-end/68146
16365 PR tree-optimization/69155
16366 * tree-complex.c: Include cfganal.h.
16367 (phis_to_revisit): New variable.
16368 (extract_component): Add phiarg_p argument. Assert that returned
16369 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16370 (update_phi_components): Partly rewrite to use loop over real/imag
16371 components instead of code duplication. If extract_component returns
16372 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16373 create_tmp_reg into the PHI node instead, and mention the phi triplet
16374 in phis_to_revisit.
16375 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16376 in phis_to_revisit at the end.
16378 2016-01-14 Richard Biener <rguenther@suse.de>
16380 PR tree-optimization/68060
16381 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16382 outer loop reduction is only used in the inner loop before
16383 detecting a double reduction.
16385 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16388 * combine.c (expand_field_assignment): Punt if compute_mode is
16389 unsupported scalar mode.
16391 2016-01-14 Richard Biener <rguenther@suse.de>
16393 PR tree-optimization/66856
16394 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16395 SLP node only if it built successfully.
16396 (vect_analyze_slp_instance): Adjust.
16398 2016-01-14 Jeff Law <law@redhat.com>
16400 PR tree-optimization/69270
16401 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16402 (record_edge_info): Use it. Convert boolean_{true,false}_node
16403 to the type of op0.
16405 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16408 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16409 use block_ultimate_origin
16410 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16412 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16414 * doc/invoke.texi (Submodel Options): Rename section to
16415 "Machine-Dependent Options" to better reflect its content.
16416 Rewrite introductory text to remove archaic CPU names.
16419 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16421 * doc/invoke.texi (Code Gen Options): Move section up in file,
16422 before target-specific options. Update menu and option summary
16423 to reflect the new section ordering.
16425 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16427 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16428 (C++ Dialect Options): Add cross-reference to -std option.
16429 * doc/standards.texi (C++ Language): Document C++14 support.
16431 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16433 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16434 for pack/unpack functions for __ibm128.
16435 (PACK_IF): Likewise.
16436 (UNPACK_IF): Likewise.
16438 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16439 support for __ibm128 pack/unpack functions.
16440 (rs6000_invalid_builtin): Likewise.
16441 (rs6000_init_builtins): Likewise.
16442 (rs6000_opt_masks): Likewise.
16444 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16445 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16447 (RS6000_BTM_COMMON): Likewise.
16449 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16450 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16451 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16452 128-bit floating point. Add support for the double values to be
16453 in Altivec registers for TF/IF packing and unpacking, but restrict
16454 TD packing sub-fields to be FPR registers. Don't allow overlapped
16455 register support for packing. Allow pack inputs to be memory
16456 locations. Don't build generator functions for unpack<mode>_dm
16457 and unpack<mode>_nodm.
16458 (unpack<mode>_dm): Likewise.
16459 (unpack<mode>_nodm): Likewise.
16460 (pack<mode>): Likewise.
16462 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16463 built-in functions to pack/unpack explicit __ibm128 values.
16464 (__builtin_unpack_ibm128): Likewise.
16466 * doc/extend.texi (PowerPC Built-in Functions): Document
16467 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16469 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16472 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16473 Add new arg loc and pass it down as context.
16474 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16475 to the location to use for the warning.
16476 (check_function_arguments): New arg loc. All callers changed. Pass
16477 it to check_function_nonnull.
16478 * c-common.h (check_function_arguments): Adjust declaration.
16480 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16482 PR tree-optimization/69156
16483 * gimple.c (validate_type): Removed.
16484 (gimple_builtin_call_types_compatible_p): Use
16485 useless_type_conversion_p instead of validate_type.
16486 * value-prof.c (gimple_stringop_fixed_value): Fold
16487 icall_size to correct type.
16489 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16491 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16494 2016-01-13 Richard Henderson <rth@redhat.com>
16497 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16498 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16499 (ix86_builtin_tm_store): Remove.
16500 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16501 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16502 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16503 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16504 * doc/tm.texi: Rebuild.
16506 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16507 (BUILT_IN_TM_MEMCPY_RTWN): New.
16508 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16509 fallback from vector to integer helpers.
16510 (build_tm_load): Handle vector types directly, instead of
16512 (build_tm_store): Likewise.
16513 (expand_assign_tm): Prepare for register types not handled by
16514 the above. Copy them to memory and use memcpy.
16515 * tree.c (tm_define_builtin): New.
16516 (find_tm_vector_type): New.
16517 (build_tm_vector_builtins): New.
16518 (build_common_builtin_nodes): Call it.
16520 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16522 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16523 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16525 2016-01-13 Tom de Vries <tom@codesourcery.com>
16527 PR tree-optimization/69169
16528 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16529 handled_struct_type param.
16530 (create_variable_info_for, intra_create_variable_infos): Call
16531 create_variable_info_for_1 with extra arg.
16533 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16535 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16536 and "armv8.1-a+crc" entries.
16538 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16541 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16542 Change first operand predicate from register_or_constm1_operand
16543 to register_operand.
16544 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16545 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16546 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16547 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16548 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16549 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16550 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16551 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16552 comparison with constm1_rtx from vec_prefetch_gen part.
16554 2016-01-13 Richard Biener <rguenther@suse.de>
16556 PR tree-optimization/69013
16557 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16558 Exchange assert for a test.
16560 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16563 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16565 2016-01-13 Richard Biener <rguenther@suse.de>
16567 PR tree-optimization/69242
16568 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16569 assert with a check.
16571 2016-01-13 Richard Biener <rguenther@suse.de>
16573 PR tree-optimization/69186
16574 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16575 Properly guard vect_update_misalignment_for_peel call.
16577 2016-01-12 Jeff Law <law@redhat.com>
16579 PR tree-optimization/pr67755
16580 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16581 "need_profile_correction".
16582 (thread_block_1): Initialize new field to false by default. If we
16583 have multiple thread paths through a common joiner to different
16584 final targets, then set new field to true.
16585 (compute_path_counts): Only do count adjustment when it's really
16588 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16590 * doc/invoke.texi (Spec Files): Move section down in file, past
16591 all command-line option descriptions.
16593 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16595 PR middle-end/54809
16596 * doc/gty.texi: Remove documentation of mark_hook.
16597 * gengtype.c (struct write_types_data): Remove code to support
16598 mark_hook attribute.
16599 (walk_type): Likewise.
16600 (write_func_for_structure): Likewise.
16602 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16604 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16605 Directory Options, and -specs= to Overall Options.
16606 (Overall Options): Adjust similarly. Reorder to group related
16607 options together. Make -specs= cross-reference the spec file details.
16608 (Directory Options): Adjust similarly.
16610 2016-01-12 Jeff Law <law@redhat.com>
16612 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16614 2016-01-12 Olivier Hainque <hainque@adacore.com>
16616 * gcc.c (spec_undefvar_allowed): New global.
16617 (process_command): Set to true when running for --version or --help,
16619 (getenv_spec_function): When the variable is not defined, use the
16620 variable name as the variable value if we're allowed not to issue
16623 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16625 PR tree-optimization/68911
16626 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16627 information computed for expression "init + nit * step".
16629 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16631 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16632 about name of GCC executable. Remove deleted node from menu.
16633 (Directory Options) <-B>: Remove cross-reference to deleted node.
16634 (Target Options): Delete section.
16636 2016-01-12 Christian Bruel <christian.bruel@st.com>
16639 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16640 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16642 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16645 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16646 aligned_mem is properly set for AVX512-VL floating point masked
16650 * ifcvt.c (cond_exec_process_if_block): When removing the last
16651 insn from then_bb, remove also any possible barriers that follow it.
16653 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16657 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16658 (PTRDIFF_TYPE): Likewise.
16659 (WCHAR_TYPE): Likewise.
16660 (WCHAR_TYPE_SIZE): Likewise.
16661 (STDINT_LONG32): Likewise.
16663 2016-01-12 Richard Biener <rguenther@suse.de>
16665 PR tree-optimization/69053
16666 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16667 convert initial value for cond reductions.
16669 2016-01-12 Richard Biener <rguenther@suse.de>
16671 PR tree-optimization/69007
16672 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16673 widen_sum after dot_prod and sad.
16675 2016-01-12 Richard Biener <rguenther@suse.de>
16677 PR tree-optimization/69168
16678 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16679 pattern stmt SLP type.
16680 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16681 end up unused so cope with that case.
16683 2016-01-12 Richard Biener <rguenther@suse.de>
16685 PR tree-optimization/69157
16686 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16687 stmts def type only during analyze phase.
16688 (vectorizable_call): Likewise.
16689 (vectorizable_simd_clone_call): Likewise.
16690 (vectorizable_conversion): Likewise.
16691 (vectorizable_assignment): Likewise.
16692 (vectorizable_shift): Likewise.
16693 (vectorizable_operation): Likewise.
16694 (vectorizable_store): Likewise.
16695 (vectorizable_load): Likewise.
16697 2016-01-12 Richard Biener <rguenther@suse.de>
16699 PR tree-optimization/69174
16700 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16702 (vectorizable_load): Properly compute the number of loads needed
16703 for permuted strided SLP loads and do not spuriously assign
16704 to SLP_TREE_VEC_STMTS.
16706 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16708 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16709 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16710 (MD_EXEC_PREFIX): Remove.
16711 (MD_STARTFILE_PREFIX) Removee.
16712 (FILE_NAME_ABSOLUTE_P): Remove.
16713 (CPP_SPEC): Do not read macros from sys/version.h.
16714 (LINK_COMMAND_SPEC): Remove.
16715 (LOCAL_INCLUDE_DIR): Remove.
16716 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16717 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16718 (POST_LINK_SPEC): Define to invoke stubify after linker
16719 (LIBSTDCXX): Remove define
16720 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16721 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16722 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16723 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16724 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16725 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16726 (i386_djgpp_asm_named_section): Add propotype of new procedure
16728 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16729 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16730 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16731 in config/i386/djgpp.h).
16732 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16733 STANDARD_STARTFILE_PREFIX_1.
16734 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16735 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16736 installation errors.
16737 (MAX_OFILE_ALIGNMENT): Define to 128.
16738 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16740 * config/i386/djgpp.c: New file. Add implementation of
16741 i386_djgpp_asm_named_section.
16743 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16745 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16746 Add rule for building djgpp.o.
16748 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16750 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16751 (rtx_is_swappable_p): Reductions are swappable.
16752 (insn_is_swappable_p): V2DF reductions are swappable.
16754 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16756 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16757 reloads for other unsupported memory operands.
16759 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16760 Jim Wilson <jim.wilson@linaro.org>
16763 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16764 copy_to_mode_reg instead of force_reg.
16766 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16769 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16770 TARGET_80387 is true.
16772 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16775 * lra-eliminations.c (move_plus_up): Only move plus up
16776 if subreg of the constant can be simplified into constant
16777 and use the simplified subreg of the constant instead of
16778 the original constant.
16780 * fold-const.c (fold_convertible_p): Don't return true
16781 for conversion of VECTOR_TYPE to same sized integral type.
16782 (fold_convert_loc): Fix up formatting. Fold conversion of
16783 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16784 instead of NOP_EXPR.
16786 PR tree-optimization/69214
16787 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16788 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16791 PR tree-optimization/69207
16792 * tree-vect-slp.c (vect_get_constant_vectors): For
16793 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16794 fold_convertible_p to vector_type's element type, and always
16795 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16797 2016-01-11 Richard Biener <rguenther@suse.de>
16799 PR tree-optimization/69173
16800 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16801 fixup the cycle if all stmts are in a pattern.
16803 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16805 PR middle-end/68999
16806 * alias.c (base_alias_check): Move check for addresses with
16807 alignment ANDs before the call for compare_base_decls.
16808 (memrefs_conflict_p): Return -1 for different decls
16809 that went through alignment adjustments.
16811 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16813 PR rtl-optimization/68796
16814 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16815 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16816 and QImode comparisons against zero with CC_NZmode.
16817 * config/aarch64/iterators.md (short_mask): New mode_attr.
16819 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16821 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16822 (<avx512>_store<mode>_mask): Likewise.
16824 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16825 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16827 PR rtl-optimization/68841
16828 * ifcvt.c (struct noce_if_info): Add orig_x field.
16829 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16830 Don't record conflicts on to_rename if it's present.
16831 Allow memory destinations in sets.
16832 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16833 blocks, passing orig_x to the checks.
16834 (noce_process_if_block): Set if_info->orig_x appropriately.
16836 2016-01-11 Tom de Vries <tom@codesourcery.com>
16838 PR tree-optimization/69069
16839 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16841 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16843 PR rtl-optimization/68920
16844 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16845 of conditional moves for RTL if-conversion to 1 for
16846 TARGET_ONE_IF_CONV_INSN.
16847 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16848 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16849 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16850 parameter to restirct number of conditional moves for
16852 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16853 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16856 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16859 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16860 onepart vars. Fix typo in comment. Fix reversed condition in
16862 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16865 * var-tracking.c (dump_onepart_variable_differences): New.
16866 (dataflow_set_different): If a detailed dump is requested,
16867 delay early returns and dump differences between onepart
16868 variables present before and after, and added variables.
16870 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16873 * expr.c (expand_expr_real_1): For boolean vector constants
16874 with a scalar mode use const_scalar_mask_from_tree.
16875 (const_scalar_mask_from_tree): New.
16876 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16877 assigned to a mask type to handle constants.
16879 2016-01-11 Martin Jambor <mjambor@suse.cz>
16882 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16883 useless parameters if we cannot change function signature.
16885 2016-01-11 Martin Jambor <mjambor@suse.cz>
16888 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16891 2016-01-11 Tom de Vries <tom@codesourcery.com>
16893 PR tree-optimization/69109
16894 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16897 2016-01-11 Tom de Vries <tom@codesourcery.com>
16899 PR tree-optimization/69108
16900 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16901 res is not used in a phi.
16903 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16906 * common.opt (frandom-seed): Fix parameter name.
16907 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16909 2016-01-11 Tom de Vries <tom@codesourcery.com>
16911 PR tree-optimization/69058
16912 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16915 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16917 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16918 (mcode-density): Likewise.
16920 2016-01-10 Tom de Vries <tom@codesourcery.com>
16922 PR tree-optimization/69062
16923 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16924 (parallelize_loops): Don't paralelize loop that has phi with address
16927 2016-01-10 Tom de Vries <tom@codesourcery.com>
16929 PR tree-optimization/69039
16930 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16933 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16935 PR middle-end/68743
16936 * match.pd: Require target has function_c99_misc before doing
16937 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16939 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16941 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16943 * configure: Regenerate.
16945 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16947 PR middle-end/50865
16948 PR tree-optimization/69097
16949 * fold-const.h (expr_not_equal_to): New prototype.
16950 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16951 (expr_not_equal_to): New function.
16952 * match.pd (X % -Y is the same as X % Y): Don't optimize
16953 unless X is known not to be equal to minimum or Y is known
16954 not to be equal to -1.
16955 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16956 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16957 (simplify_stmt_using_ranges): Adjust caller.
16958 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16959 substitute_and_fold.
16961 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16963 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16966 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16968 PR tree-optimization/69167
16969 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16970 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16972 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16974 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16975 Richard Biener <rguenther@suse.de>
16977 PR tree-optimization/68707
16978 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16979 instances that can be handled via vect_load_lanes.
16981 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16983 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16984 if we can't determine address equivalence.
16985 * alias.c (compare_base_decl): Update for changed return value of
16986 symtab_node::equal_address_to.
16988 2016-01-08 Jason Merrill <jason@redhat.com>
16992 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16993 * expr.c (store_field): Not here.
16994 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16995 call with TREE_ADDRESSABLE type.
16996 * tree-cfg.c (verify_gimple_call): Adjust.
16998 2016-01-08 Olivier Hainque <hainque@adacore.com>
17000 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17003 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17005 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17006 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17007 (reduc_smin_v2sf): Rename to...
17008 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17009 (reduc_splus_v2sf): Rename to...
17010 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17012 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17014 PR tree-optimization/69162
17015 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17016 valist argument in another argument.
17017 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17018 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17019 to determine the va_list type, build a MEM_REF instead of
17020 build_fold_indirect_ref.
17022 PR tree-optimization/69172
17023 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17026 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17028 PR tree-optimization/67781
17029 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17030 and cmpnop in two steps: first the ones not accessed in original
17031 gimple expression in a endian independent way and then the ones not
17032 accessed in the final result in an endian-specific way.
17034 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17036 PR tree-optimization/69083
17037 * tree-vect-slp.c (vect_get_constant_vectors): For
17038 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17039 element type. If op is fold_convertible_p to vector_type's element
17040 type, use NOP_EXPR instead of VCE.
17042 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17044 PR rtl-optimization/67778
17045 PR rtl-optimization/68634
17046 PR rtl-optimization/68909
17047 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17048 block from the stack until done with it. Remove a superfluous
17049 bitmap set. Remove a superfluous bitmap test.
17051 2016-01-07 Martin Sebor <msebor@redhat.com>
17054 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17055 constraint on the type of arguments.
17057 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17059 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17060 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17061 unaligned_access on the gcc_options set.
17062 * config/arm/arm.c (arm_option_override_internal): Use
17063 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17065 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17068 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17069 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17071 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17074 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17077 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17078 depending on frame_pointer_needed before remaining integer and SSE
17079 registers are saved.
17081 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17084 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17086 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17089 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17090 Use the "xBm" constraint.
17091 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17093 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17094 (sse_cvtsi2ssq<round_name>): Likewise.
17095 (sse_cvtss2si<round_name>): Likewise.
17096 (sse_cvtss2siq<round_name>): Likewise.
17097 (sse2_cvtsi2sdq<round_name>): Likewise.
17098 (sse2_cvtsd2si<round_name>): Likewise.
17099 (sse2_cvtsd2siq<round_name>): Likewise.
17100 * config/i386/subst.md (round_nimm_scalar_predicate): New
17103 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17105 PR middle-end/67639
17106 * varasm.c (make_decl_rtl): Mark invalid register vars as
17109 PR rtl-optimization/66206
17110 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17111 All callers changed.
17113 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17115 PR tree-optimization/69141
17116 * tree-ssa-pre.c: Include langhooks.h.
17117 (eliminate_dom_walker::before_dom_children): Use
17118 lang_hooks.decl_printable_name instead of
17119 cgraph_node::get ()->name ().
17121 PR middle-end/68960
17122 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17123 it and DECL_ALIGN too.
17125 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17127 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17129 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17132 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17133 depending on frame_pointer_needed before remaining integer and SSE
17134 registers are saved.
17136 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17138 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17139 mode iterator with VSX_M2.
17140 (*p9_vecstore_<mode>): Likewise.
17141 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17142 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17143 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17144 (define_split for VSX_LE128 stores): Likewise.
17145 (define_peephole2 for TImode LE swaps): Likewise.
17146 (define_split for VSX_LE128 post-reload stores): Likewise.
17148 2016-01-06 Marek Polacek <polacek@redhat.com>
17151 * convert.c (convert_to_integer_1): Adjust call to
17152 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17153 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17154 EXPR instead of ARG.
17155 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17157 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17160 * doc/extend.texi (RL78 Variable Attributes): New section.
17162 2016-01-05 Marek Polacek <polacek@redhat.com>
17165 * builtins.c (get_memmodel): Use expansion point location rather than
17166 the input location. Call warning_at rather than warning.
17167 (expand_builtin_atomic_compare_exchange): Likewise.
17168 (expand_builtin_atomic_load): Likewise.
17169 (expand_builtin_atomic_store): Likewise.
17170 (expand_builtin_atomic_clear): Likewise.
17172 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17175 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17176 Replace nonimmediate_operand with vector_operand.
17177 * config/i386/predicates.md (vector_operand): New predicate.
17178 (general_vector_operand): Replace nonimmediate_operand with
17180 * config/i386/sse.md: Replace nonimmediate_operand with
17181 vector_operand and m constraint with Bm constraint on SSE
17182 patterns with 16-byte memory operand.
17183 * config/i386/subst.md (round_nimm_predicate): Replace
17184 nonimmediate_operand with vector_operand.
17185 (round_saeonly_nimm_predicate): Likewise.
17186 (round_saeonly_nimm_scalar_predicate): New.
17188 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17191 * config/i386/constraints.md (Bm): New constraint.
17192 * config/i386/predicates.md (vector_memory_operand): New
17194 * config/i386/sse.md: Replace xm with xBm in plusminus and
17195 any_logic patterns.
17197 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17200 * doc/extend.texi (V850 Function Attributes): New section.
17201 (V850 Variable Attributes): New section.
17203 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17206 * doc/extend.texi (MicroBlaze Function Attributes): Document
17207 interrupt_handler and fast_interrupt attributes.
17209 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17212 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17213 for local symbolic operands.
17214 * config/ia64/predicates.md (local_symbolic_operand64): New
17217 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17219 PR rtl-optimization/68651
17220 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17223 2016-01-05 Nathan Sidwell <nathan@acm.org>
17225 * alias.c (compare_base_decls): Use symtab_node::get.
17227 2016-01-05 Nick Clifton <nickc@redhat.com>
17230 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17231 secondary_reload_info structure.
17234 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17235 decls if weak support is available.
17237 2016-01-04 Martin Sebor <msebor@redhat.com>
17239 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17241 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17243 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17244 OPTION_MASK_P9_DFORM.
17246 * config/rs6000/constraints.md (wo constraint): New constraint for
17249 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17251 (rs6000_init_hard_regno_mode_ok): Likewise.
17253 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17256 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17257 expanders not to have constraints. Add support for ISA 3.0 xxperm
17258 instruction. Add support for fusing xxlor with xxperm.
17259 (altivec_vperm_<mode>_internal): Likewise.
17260 (altivec_vperm_v8hiv16qi): Likewise.
17261 (altivec_vperm_<mode>v16q): Likewise.
17262 (altivec_vperm_<mode>_uns): Likewise.
17263 (vperm_v8hiv4si): Likewise.
17264 (vperm_v16qiv8hi): Likewise.
17266 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17268 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17270 Update copyright years.
17272 * gcc.c (process_command): Update copyright notice dates.
17273 * gcov-dump.c (print_version): Ditto.
17274 * gcov.c (print_version): Ditto.
17275 * gcov-tool.c (print_version): Ditto.
17276 * gengtype.c (create_file): Ditto.
17277 * doc/cpp.texi: Bump @copying's copyright year.
17278 * doc/cppinternals.texi: Ditto.
17279 * doc/gcc.texi: Ditto.
17280 * doc/gccint.texi: Ditto.
17281 * doc/gcov.texi: Ditto.
17282 * doc/install.texi: Ditto.
17283 * doc/invoke.texi: Ditto.
17285 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17287 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17288 modes larger than TImode as TImode if NEON is not enabled.
17290 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17293 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17294 mode for %f0-%f31 only if TARGET_FPU.
17296 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17299 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17300 to compute the PACKED_P predicate.
17301 (function_arg_record_value): Minor tweaks.
17303 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17305 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17306 option for arm*-*-* targets.
17308 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17310 * doc/extend.texi (Common Function Attributes): Move docs for
17311 MSP430-specific attributes to....
17312 (MSP430 Function Attributes): ...here. Delete the redundant
17313 entries and copy-edit the remaining text.
17314 (MSP430 Variable Attributes): Use uniform format for index
17315 entries and add a cross-reference to the corresponding function
17318 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17320 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17322 (x86 Options): Likewise.
17324 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17328 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17329 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17330 to corresponding attribute.
17332 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17334 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17335 to correct alphabetization of table. Copy-edit and correct
17337 <stack_protect>: Likewise.
17338 <target_clones>: Likewise.
17340 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17341 Correct punctuation.
17342 (Code Gen Options) <-fno-plt>: Copy-edit.
17344 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17347 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17348 SI values. Explicitly convert SI to DI and vice-versa.
17350 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17352 PR tree-optimization/69070
17353 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17354 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17357 * ubsan.c (ubsan_instrument_float_cast): Call
17358 initialize_sanitizer_builtins.
17361 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17363 Copyright (C) 2016 Free Software Foundation, Inc.
17365 Copying and distribution of this file, with or without modification,
17366 are permitted in any medium without royalty provided the copyright
17367 notice and this notice are preserved.