1 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
6 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8 (SIGNBIT): New mode iterator.
9 (Fsignbit): New mode attribute.
10 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
12 when direct moves are available.
13 (signbit<mode>2_dm): New define_insn_and_split).
14 (signbit<mode>2_dm2): New define_insn.
16 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18 PR rtl-optimization/71594
19 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
20 into subregs of appropriate mode before trying to emit a conditional
23 2016-07-05 Jan Hubicka <jh@suse.cz>
25 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
28 2016-07-05 Jan Hubicka <jh@suse.cz>
30 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
32 2016-07-05 Jiong Wang <jiong.wang@arm.com>
34 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
37 2016-07-05 Jan Hubicka <jh@suse.cz>
39 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
42 2016-07-05 Richard Biener <rguenther@suse.de>
44 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
45 Handle empty else block.
46 (is_feasible_trace): Likewise.
47 (split_paths): Likewise.
49 2016-07-05 Richard Biener <rguenther@suse.de>
51 * tree-loop-distribution.c (distribute_loop): Fix issue with
54 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
56 * config/arm/neon-testgen.ml: Delete.
57 * config/arm/neon.ml: Delete.
59 2016-07-04 Jakub Jelinek <jakub@redhat.com>
62 * tree.c (attribute_value_equal): Use get_attribute_name instead of
63 directly using TREE_PURPOSE.
65 2016-07-04 Jiong Wang <jiong.wang@arm.com>
67 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
68 * config/aarch64/aarch64_neon.h: Likewise.
69 * config/aarch64/arm_neon.h: Likewise.
70 * config/aarch64/atomics.md: Likewise.
71 * config/aarch64/aarch64-simd-builtins.def: Likewise.
72 * doc/invoke.texi: Likewise.
74 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
76 * config/s390/s390.md: Add "z13" cpu_facility.
77 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
78 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
79 condition" type instructions.
81 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
82 Jeff Law <law@redhat.com>
84 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
85 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
87 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
89 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
90 permutation for TARGET_AVX512F.
91 (ix86_expand_vec_one_operand_perm_avx512): New function.
92 (expand_vec_perm_1): Invoke introduced function.
93 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
94 it may be not valid after vectorization.
96 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
99 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
100 typo in comment. Only force to memory if it is a weak
103 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
104 Jiong Wang <jiong.wang@arm.com>
106 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
107 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
108 (AARCH64_FL_F16): New.
109 (AARCH64_FL_FOR_ARCH8_2): New.
110 (AARCH64_ISA_8_2): New.
111 (AARCH64_ISA_F16): New.
112 (TARGET_FP_F16INST): New.
113 (TARGET_SIMD_F16INST): New.
114 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
115 ("fp"): Disabling "fp" also disables "fp16".
116 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
117 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
118 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
120 2016-07-04 Jan Beulich <jbeulich@suse.com>
122 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
124 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
127 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
128 the insns, use an insn form that does not adjust the offset on
129 little endian systems.
131 2016-07-01 Jan Beulich <jbeulich@suse.com>
133 * varasm.c (get_variable_section): Validate initializer in
134 named .bss-like sections.
136 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
138 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
139 Exchange the order of the second and third operands in the vpermr
140 instruction tmeplate.
142 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
145 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
148 2016-07-01 Alan Modra <amodra@gmail.com>
150 PR rtl-optimization/71709
151 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
152 being set, not referenced.
154 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
156 PR tree-optimization/70729
157 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
158 of loop since it can be not valid after transformation.
160 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
162 * config/arm/arm.c (thumb_reload_in_hi): Delete.
163 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
165 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
167 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
170 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
173 * config/rs6000/constraints.md (wY constraint): New constraint to
174 match the requirements for the LXSD and STXSD instructions.
175 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
176 predicate to match the requirements for the LXSD and STXSD
178 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
179 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
180 to make sure that the bottom 2 bits of offset are 0, the address
181 form is offsettable, and no updating is done in the address mode.
182 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
183 (movdi_internal32): Likewise
184 (movdi_internal64): Likewise.
186 2016-06-30 Jakub Jelinek <jakub@redhat.com>
188 PR tree-optimization/71707
189 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
190 strinfo even for ADDR_EXPR ptr.
192 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
194 * config/rs6000/altivec.md (darn_32): Change the condition to
195 TARGET_P9_MISC instead of TARGET_MODULO.
196 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
197 condition expression.
198 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
199 condition expression.
200 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
201 (DFP_TEST): New code iterator.
202 (dfptstsfi_<code>_mode>): New define_expand.
203 (*dfp_sgnfcnc_<mode>): New define_insn.
204 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
205 definition next to BU_P9_MISC_1 definition and change the MASK
206 value to RS6000_BTM_P9_MISC.
207 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
208 (BU_P9_64BIT_MISC_0): Likewise.
209 (BU_P9_DFP_MISC_0): New macro definition.
210 (BU_P9_DFP_MISC_1): New macro definition.
211 (BU_P9_DFP_MISC_2): New macro definition.
212 (BU_P9_DFP_OVERLOAD_1): New macro definition.
213 (BU_P9_DFP_OVERLOAD_2): New macro definition.
214 (BU_P9_DFP_OVERLOAD_3): New macro definition.
215 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
216 (TSTSFI_LT_TD): Likewise.
217 (TSTSFI_EQ_DD): Likewise.
218 (TSTSFI_EQ_TD): Likewise.
219 (TSTSFI_GT_DD): Likewise.
220 (TSTSFI_GT_TD): Likewise.
221 (TSTSFI_OV_DD): Likewise.
222 (TSTSFI_OV_TD): Likewise.
223 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
224 (TSTSFI_LT_DD): Likewise.
225 (TSTSFI_LT_TD): Likewise.
226 (TSTSFI_EQ): Likewise.
227 (TSTSFI_EQ_DD): Likewise.
228 (TSTSFI_EQ_TD): Likewise.
229 (TSTSFI_GT): Likewise.
230 (TSTSFI_GT_DD): Likewise.
231 (TSTSFI_GT_TD): Likewise.
232 (TSTSFI_OV): Likewise.
233 (TSTSFI_OV_DD): Likewise.
234 (TSTSFI_OV_TD): Likewise.
235 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
236 overloaded test significance functions.
237 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
238 OPTION_MASK_P9_MISC into the representation of this mask.
239 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
241 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
242 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
244 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
245 argument is a 6-bit unsigned literal value if the icode argument
246 represents a DFP test significance built-in call.
247 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
248 flag used independently and in combination with the
249 RS6000_BTM_64BIT flag.
250 (rs6000_opt_masks): Add entry for power9-misc command-line option.
251 (rs6000_builtin_mask_names): Add entry for power9-misc
253 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
254 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
255 RS6000_BTM_P9_MISC macros.
256 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
257 option and change the description of the -mpower9-vector option to
258 enable only vector instructions, removing its erroneously claimed
259 support for scalar instructions.
260 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
261 the ISA 3.0 digital floating point test significance built-in
264 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
266 * config/aarch64/aarch64.c (cortexa35_tunings):
267 Enable AES fusion. Use cortexa57_branch_cost.
268 (cortexa53_tunings): Use cortexa57_branch_cost.
269 (cortexa72_tunings): Use cortexa57_branch_cost.
270 Use AUTOPREFETCHER_WEAK.
271 (cortexa73_tunings): Use cortexa57_branch_cost.
273 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
274 James Greenhalgh <james.greenhalgh@arm.com>
276 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
277 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
278 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
279 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
280 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
281 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
282 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
283 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
284 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
285 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
286 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
287 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
288 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
291 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
292 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
294 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
296 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
298 2016-06-30 David Malcolm <dmalcolm@redhat.com>
301 * gcc.c (driver::build_option_suggestions): Pass "option" to
302 add_misspelling_candidates.
303 * opts-common.c (add_misspelling_candidates): Add "option" param;
304 use it to avoid adding negated forms for options marked with
306 * opts.h (add_misspelling_candidates): Add "option" param.
308 2016-06-30 Jakub Jelinek <jakub@redhat.com>
311 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
312 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
313 first when permuting bitwise operation with rotate. Cast
314 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
316 2016-06-29 David Malcolm <dmalcolm@redhat.com>
318 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
319 for misspelled param names.
320 * params.c: Include spellcheck.h.
321 (find_param_fuzzy): New function.
322 * params.h (find_param_fuzzy): New prototype.
323 * spellcheck.c (struct edit_distance_traits<const char *>): Move
325 * spellcheck.h (struct edit_distance_traits<const char *>):
328 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
330 * config/rs6000/predicates.md (const_0_to_7_operand): New
331 predicate, recognize 0..7.
332 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
333 support for doing extracts from V16QImode, V8HImode, V4SImode
335 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
336 vector extract support.
337 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
338 for ISA 3.0 vector extract.
339 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
340 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
341 extracts of a constant element number from small integer vectors
342 on 64-bit ISA 3.0 systems.
343 (vsx_extract_<mode>_di): Likewise.
344 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
345 say when we can do ISA 3.0 vector extracts.
346 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
347 registers, using the stxsiwx instruction.
349 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
351 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
352 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
353 qdf24xx_regmove_cost, qdf24xx_tunings): New.
354 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
355 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
356 * config/arm/arm.c (arm_qdf24xx_tune): New.
358 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
360 * config/aarch64/aarch64.c (cortexa53_tunings):
361 Increase loop alignment to 8. Set function alignment to 16.
362 (cortexa35_tunings): Likewise.
363 (cortexa57_tunings): Increase loop alignment to 8.
364 (cortexa72_tunings): Likewise.
365 (cortexa73_tunings): Likewise.
367 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
369 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
370 for arm_fp16_ok and arm_fp16_hw.
371 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
372 arm_fp16_alternative.
374 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
376 PR tree-optimization/71655
377 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
378 types when swapping operands.
380 2016-06-29 Martin Liska <mliska@suse.cz>
383 * common.opt (flag_stack_protect): Mark the flag as optimization
385 * ipa-inline-transform.c (inline_call): Remove unnecessary call
386 of build_optimization_node.
388 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
390 PR tree-optimization/70729
391 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
392 independent in loops having positive safelen value.
393 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
394 it may be not valid after vectorization.
396 2016-06-29 Jakub Jelinek <jakub@redhat.com>
398 PR tree-optimization/71625
399 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
400 is sorted by ascending list->offset. If PTR is non-NULL and there is
401 previous strinfo, call get_stridx_plus_constant.
402 (get_stridx): Pass exp as second argument to get_addr_stridx.
403 (addr_stridxptr): Add missing list = list->next, so that there can be
404 more than one entries in the list. Bump limit from 16 to 32. Ensure
405 the list is sorted by ascending list->offset.
406 (get_stridx_plus_constant): Adjust so that it can be also called with
407 ADDR_EXPR instead of SSA_NAME as PTR.
408 (handle_char_store): Pass NULL_TREE as second argument to
411 2016-06-29 Richard Biener <rguenther@suse.de>
413 PR rtl-optimization/68961
414 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
416 2016-06-29 Richard Biener <rguenther@suse.de>
419 * alias.c (component_uses_parent_alias_set_from): Handle
420 type punning through union accesses by using the union alias set.
421 * gimple.c (gimple_get_alias_set): Remove union type punning case.
423 2016-07-29 Richard Biener <rguenther@suse.de>
425 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
426 precision not matching mode precision.
428 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
430 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
431 pa_output_arg_descriptor.
432 (call_val_symref_64bit_post_reload): Likewise.
433 (call_val_powf_64bit_post_reload): Likewise.
434 (sibcall_internal_symref_64bit): Likewise.
435 (sibcall_value_internal_symref_64bit): Likewise.
437 2016-06-28 Jakub Jelinek <jakub@redhat.com>
440 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
441 a constant, force its SUBREG_REG into memory or register instead
444 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
447 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
448 * doc/invoke.texi (AVR Options): Document it.
450 2016-06-28 Walter Lee <walt@tilera.com>
452 * config/tilegx/linux.h: Do not include arch/icache.h
453 (CLEAR_INSN_CACHE): Provide inlined definition directly.
454 * config/tilepro/linux.h: Do not include arch/icache.h
455 (CLEAR_INSN_CACHE): Provide inlined definition directly.
457 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
459 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
460 for big-endian BIT_FIELD_REF.
462 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
464 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
465 ('size' attribute): Add '128'.
467 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
468 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
469 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
470 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
471 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
472 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
473 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
474 *trunc<mode>df2_odd): Set size attribute to '128'.
475 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
476 * config/rs6000/power6.md (power6-fp): Include dfp type.
477 * config/rs6000/power7.md (power7-fp): Likewise.
478 * config/rs6000/power8.md (power8-fp): Likewise.
479 * config/rs6000/power9.md: New file.
480 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
481 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
482 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
484 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
485 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
486 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
487 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
488 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
489 dfp_dscri_<mode>): Change type attribute to dfp.
490 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
491 attribute to vecsimple.
492 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
493 and prefetch streams.
494 (rs6000_option_override_internal): Remove temporary code setting
495 tuning to power8. Don't set rs6000_sched_groups for power9.
496 (last_scheduled_insn): Change to rtx_insn *.
497 (divide_cnt, vec_load_pendulum): New variables.
498 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
499 (rs6000_issue_rate): Set issue rate for Power9.
500 (is_power9_pairable_vec_type): New.
501 (power9_sched_reorder2): New.
502 (rs6000_sched_reorder2): Call new function for Power9 specific
504 (insn_must_be_first_in_group): Remove Power9.
505 (insn_must_be_last_in_group): Likewise.
506 (force_new_group): Likewise.
507 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
508 Initialize divide_cnt/vec_load_pendulum.
509 (_rs6000_sched_context, rs6000_init_sched_context,
510 rs6000_set_sched_context): Handle context save/restore of new
513 2016-06-28 Richard Biener <rguenther@suse.de>
515 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
516 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
517 COMPONENT_REF operand.
518 (nonoverlapping_component_refs_p): Likewise.
519 * stor-layout.c (start_bitfield_representative): Mark
520 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
522 2016-06-28 Jakub Jelinek <jakub@redhat.com>
524 * Makefile.in: Don't cat ../stage_current if it does not exist.
526 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
527 last argument is a bit-field.
529 PR rtl-optimization/71673
530 * internal-fn.c (expand_arith_overflow_result_store): Use
531 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
535 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
536 expand_ifn_atomic_compare_exchange): New functions.
537 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
538 * tree.h (build_call_expr_internal_loc): Rename to ...
539 (build_call_expr_internal_loc_array): ... this. Fix up type of
541 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
542 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
543 ATOMIC_COMPARE_EXCHANGE result.
544 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
545 * gimple-fold.h (optimize_atomic_compare_exchange_p,
546 fold_builtin_atomic_compare_exchange): New prototypes.
547 * gimple-fold.c (optimize_atomic_compare_exchange_p,
548 fold_builtin_atomic_compare_exchange): New functions..
549 * tree-ssa.c (execute_update_addresses_taken): If
550 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
551 of call when finding addressable vars, and if such var becomes
552 non-addressable, call fold_builtin_atomic_compare_exchange.
554 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
557 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
558 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
560 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
562 * config/rs6000/rs6000.md ('type' attribute): Add
563 veclogical,veccmpfx,vecexts,vecmove insn types.
564 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
565 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
566 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
567 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
568 *nabs<mode>2_hw): Change type to vecmove.
569 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
570 *boolcc<mode>3_internal, *eqv<mode>3_internal,
571 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
572 *ieee_128bit_vsx_abs<mode>2_internal,
573 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
574 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
575 *ieee128_mtvsrd_32bit): Change type to veclogical.
576 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
577 *movdi_internal32, *movdi_internal64): Update insn types.
578 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
579 vsx_extract_<mode>): Change type to veclogical.
580 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
581 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
582 *vsx_sign_extend_si_v2di): Change type to vecexts.
583 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
585 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
586 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
587 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
588 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
589 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
590 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
591 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
592 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
593 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
594 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
595 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
596 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
597 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
598 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
599 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
600 (ppc7450-vecsimple): Add veclogical, vecmove.
601 (ppc7450-veccmp): Add veccmpfx.
602 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
604 (ppc8540_vector_compare): Add veccmpfx.
605 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
606 * config/rs6000/cell.md (cell-fp): Add fpsimple.
607 (cell-vecsimple): Add veclogical, vecmove.
608 (cell-veccmp): Add veccmpfx.
609 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
610 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
612 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
613 * config/rs6000/power4.md (power4-fp): Add fpsimple.
614 (power4-vecsimple): Add veclogical, vecmove.
615 (power4-veccmp): Add veccmpfx.
616 * config/rs6000/power5.md (power5-fp): Add fpsimple.
617 * config/rs6000/power6.md (power6-fp): Add fpsimple.
618 (power6-vecsimple): Add veclogical, vecmove.
619 (power6-veccmp): Add veccmpfx.
620 * config/rs6000/power7.md (power7-fp): Add fpsimple.
621 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
622 * config/rs6000/power8.md (power8-fp): Add fpsimple.
623 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
624 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
625 * config/rs6000/titan.md (titan_fp): Add fpsimple.
626 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
628 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
630 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
633 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
634 OPTION_MASK_P9_DFORM_VECTOR.
635 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
636 disable -mpower9-dform-vector when using reload.
637 (quad_address_p): Remove 'gpr_p' argument and all associated code.
638 New 'strict' argument. Update all callers. Add strict addressing
640 (rs6000_legitimate_offset_address_p): Remove call to
641 virtual_stack_registers_memory_p.
642 (rs6000_legitimize_reload_address): Add quad address support.
643 (rs6000_legitimate_address_p): Move call to quad_address_p above
644 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
645 to account for new strict usage.
646 (rs6000_output_move_128bit): Adjust quad_address_p args to account
647 for new strict usage.
648 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
650 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.c (ix86_spill_class): Disable condition to
658 always return NO_REGS.
660 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
662 * predict.c: Include gimple-pretty-print.h
663 (predicted_by_loop_heuristics_p): Check also
664 PRED_LOOP_EXIT_WITH_RECURSION
665 (predict_loops): Find self recursive calls and use special purpose
666 predictors for them; dump log about decisions.
667 (pass_profile::execute): Dump info about #of iterations.
668 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
669 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
671 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
673 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
674 output_asm_insn calls and shorten long lines. Output .CALL
675 argument descriptor using pa_output_arg_descriptor. Add various
676 inline $$dyncall and other optimizations.
677 (pa_attr_length_indirect_call): Adjust ordering and lengths.
679 2016-06-25 Jakub Jelinek <jakub@redhat.com>
681 PR tree-optimization/71643
682 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
685 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
686 leak a bitmap if dep_bb is NULL.
688 PR tree-optimization/71631
689 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
690 to rewrite_expr_tree even if negate_result, move new_lhs var
691 declaration and initialization earlier, for powi_result set afterwards
692 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
693 if new_lhs != lhs, and don't shadow gsi var.
695 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
697 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
698 Add in_loop parameter.
699 (predict_loops): Add loop guard heuristics.
700 * predict.def (PRED_LOOP_GUARD): New heuristics.
702 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
704 * predict.c: Include ipa-utils.h
705 (tree_bb_level_prediction): Predict recursive calls.
706 (tree_estimate_probability_bb): Skip inexpensive calls for call
708 * predict.def (PRED_RECURSIVE_CALL): New.
710 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
712 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
713 (BU_FLOAT128_1): Likewise.
715 (COPYSIGNQ): Likewise.
716 (RS6000_BUILTIN_NANQ): Likewise.
717 (RS6000_BUILTIN_NANSQ): Likewise.
718 (RS6000_BUILTIN_INFQ): Likewise.
719 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
720 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
721 (TARGET_FOLD_BUILTIN): New #define.
722 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
723 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
724 (rs6000_fold_builtin): New target hook implementation, handling
725 folding of 128-bit NaNs and infinities.
726 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
727 entries are filled in to avoid problems during bootstrap
728 self-test; define builtins for 128-bit NaNs and infinities.
729 (rs6000_opt_mask): Add entry for float128.
730 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
731 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
732 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
733 (const_str_type_node): New #define.
734 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
735 to a define_expand that dispatches to either copysign<mode>3_soft
736 or copysign<mode>3_hard.
737 (copysign<mode>3_hard): Rename from copysign<mode>3.
738 (copysign<mode>3_soft): New define_insn.
739 * doc/extend.texi: Document new builtins.
741 2016-06-24 Jakub Jelinek <jakub@redhat.com>
743 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
744 PRIu64 instead of lu.
746 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
749 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
752 2016-06-24 Jakub Jelinek <jakub@redhat.com>
754 PR tree-optimization/71647
755 * omp-low.c (lower_rec_input_clauses): Convert
756 omp_clause_aligned_alignment (c) to size_type_node for the
757 last argument of __builtin_assume_aligned.
759 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
761 * configure.ac (calling ___tls_get_addr via GOT): New
762 assembler/linker check.
763 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
764 assembler and linker supports calling ___tls_get_addr via GOT.
765 Otherise, defined to 0.
766 * config.in: Regenerated.
767 * configure: Likewise.
768 * config/i386/constraints.md (Yb): New constraint.
769 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
770 (REG_CLASS_NAMES): Likewise.
771 (REG_CLASS_CONTENTS): Likewise.
772 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
773 the b constraint with the Yb constraint. Call ___tls_get_addr
774 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
776 (*tls_local_dynamic_base_32_gnu): Likewise.
777 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
778 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
779 (*tls_local_dynamic_base_64_<mode>): Likewise.
781 2016-06-24 Martin Liska <mliska@suse.cz>
783 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
784 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
786 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
787 argument to true if the expected number of iterations is
790 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
792 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
793 assemble for 32bit target.
794 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
795 and $ld_ix86_gld_32_opt to link for 32bit target.
796 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
797 * configure: Regenerate.
799 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
801 * config/arm/arm.c (int_log2): Delete definition and prototype.
802 (shift_op): Use exact_log2 instead of int_log2.
803 (vfp3_const_double_for_fract_bits): Likewise.
805 2016-06-24 Jakub Jelinek <jakub@redhat.com>
807 * internal-fn.c (expand_arith_set_overflow): New function.
808 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
810 (expand_arith_overflow_result_store): Likewise. Handle precision
811 smaller than mode precision.
812 * tree-vrp.c (extract_range_basic): For imag part, handle
813 properly signed 1-bit precision result.
814 * doc/extend.texi (__builtin_add_overflow): Document that last
815 argument can't be pointer to enumerated or boolean type.
816 (__builtin_add_overflow_p): Document that last argument can't
817 have enumerated or boolean type.
819 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
820 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
822 * config/rs6000/predicates.md (splat_input_operand): Rework.
823 Don't allow constants, since the insns that use this predicate
824 don't support constants. Constants are handled by other insns
825 that are created via combine. During and after register
826 allocation, only allow indexed or indirect addresses, and not
827 general addresses. Only allow modes supported by the hardware.
828 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
829 comment. Move check for using VSPLTIS<x> to a common location,
830 instead of doing it in two different places.
832 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
834 * config/i386/driver-i386.c (host_detect_local_cpu): Set
835 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
836 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
837 signature_CENTAUR_ebx.
839 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
843 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
844 (as_ix86_gas_32_opt): This.
845 (ld_ix86_tls_ldm_opt): Renamed to ...
846 (ld_ix86_gld_32_opt): This.
847 (R_386_TLS_LDM reloc): Updated.
848 (R_386_GOT32X reloc): New assembler/linker check.
849 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
850 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
852 * config.in: Regenerated.
853 * configure: Likewise.
854 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
855 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
856 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
857 if ix86_force_load_from_GOT_p returns true.
858 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
859 ix86_force_load_from_GOT_p returns true.
860 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
861 the external function address via the GOT slot.
862 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
863 HAVE_AS_IX86_GOT32X before returning false.
864 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
865 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
867 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
869 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
871 2016-06-23 Andi Kleen <ak@linux.intel.com>
873 * Makefile.in: Regenerate.
874 * doc/install.texi: Document autoprofiledbootstrap.
876 2016-06-23 Andi Kleen <ak@linux.intel.com>
878 * config/i386/gcc-auto-profile: New file.
880 2016-06-23 Martin Liska <mliska@suse.cz>
883 * predict.c (predict_loops): Revert the hunk that was removed
886 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
888 * config.gcc: Add support for arm*-*-phoenix* targets.
889 * config/arm/t-phoenix: New.
890 * config/phoenix.h: New.
892 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
893 H.J. Lu <hongjiu.lu@intel.com>
896 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
897 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
898 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
899 ix86_force_load_from_GOT_p returns true.
900 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
901 ix86_force_load_from_GOT_p returns true.
902 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
903 ix86_force_load_from_GOT_p returns true.
904 (ix86_expand_move): Load the external function address via the
905 GOT slot if ix86_force_load_from_GOT_p returns true.
906 * config/i386/predicates.md (x86_64_immediate_operand): Return
907 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
908 (x86_64_zext_immediate_operand): Ditto.
910 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
914 2016-06-22 David Malcolm <dmalcolm@redhat.com>
917 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
918 * diagnostic.c (pedwarn_at_rich_loc): New function.
919 * spellcheck.h (best_match::best_match): Add a
920 "best_distance_so_far" optional parameter.
921 (best_match::set_best_so_far): New method.
922 (best_match::get_best_distance): New accessor.
923 (best_match::get_best_candidate_length): New accessor.
925 2016-06-22 Nick Clifton <nickc@redhat.com>
927 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
928 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
929 modes are accepted as well.
930 (ucompare_loc_descriptor): Likewise.
931 (minmax_loc_descriptor): Likewise.
932 (clz_loc_descriptor): Likewise.
933 (popcount_loc_descriptor): Likewise.
934 (bswap_loc_descriptor): Likewise.
935 (rotate_loc_descriptor): Likewise.
936 (mem_loc_descriptor): Likewise.
937 (loc_descriptor): Likewise.
939 2016-06-22 David Malcolm <dmalcolm@redhat.com>
941 * common.opt (fdiagnostics-parseable-fixits): New option.
942 * diagnostic.c: Include "selftest.h".
943 (print_escaped_string): New function.
944 (print_parseable_fixits): New function.
945 (diagnostic_report_diagnostic): Call print_parseable_fixits.
946 (selftest::assert_print_escaped_string): New function.
947 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
948 (selftest::test_print_escaped_string): New function.
949 (selftest::test_print_parseable_fixits_none): New function.
950 (selftest::test_print_parseable_fixits_insert): New function.
951 (selftest::test_print_parseable_fixits_remove): New function.
952 (selftest::test_print_parseable_fixits_replace): New function.
953 (selftest::diagnostic_c_tests): New function.
954 * diagnostic.h (struct diagnostic_context): Add field
955 "parseable_fixits_p".
956 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
957 -fdiagnostics-parseable-fixits.
958 (-fdiagnostics-parseable-fixits): New option.
959 * opts.c (common_handle_option): Handle
960 -fdiagnostics-parseable-fixits.
961 * selftest-run-tests.c (selftest::run_tests): Call
962 selftest::diagnostic_c_tests.
963 * selftest.h (selftest::diagnostic_c_tests): New prototype.
965 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
967 PR tree-optimization/71488
968 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
969 comparison of boolean vectors.
970 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
971 of boolean vectors using bitwise operations.
973 2016-06-22 Andreas Schwab <schwab@suse.de>
975 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
978 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
980 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
982 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
984 * config/i386/i386.c (print_reg): Emit an error message on attempt to
987 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
989 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
990 * config/arm/arm-cores.def (cortex-a73): New entry.
991 (cortex-a73.cortex-a35): Likewise.
992 (cortex-a73.cortex-a53): Likewise.
993 * config/arm/arm-tables.opt: Regenerate.
994 * config/arm/arm-tune.md: Likewise.
995 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
996 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
997 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
998 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
999 * doc/invoke.texi (ARM Options): Document cortex-a73,
1000 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1002 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1004 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1005 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1006 (cortex-a73.cortex-a35): Likewise.
1007 (cortex-a73.cortex-a53): Likewise.
1008 * config/aarch64/aarch64-tune.md: Regenerate.
1009 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1010 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1013 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1015 * configure.ac (gcc_cv_as_compress_debug): Remove
1016 --compress-debug-sections as extra as switch.
1017 Handle gas --compress-debug-sections=type.
1018 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1019 Handle gld --compress-debug-sections=type.
1020 * configure: Regenerate.
1022 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1024 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1026 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1028 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1029 (do_rewrite): likewise.
1031 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1033 * common/config/mep/mep-common.c: Remove.
1034 * config.gcc: Remove mep-* support.
1035 * config/mep/constraints.md: Remove.
1036 * config/mep/default.h: Remove.
1037 * config/mep/intrinsics.h: Remove.
1038 * config/mep/intrinsics.md: Remove.
1039 * config/mep/ivc2-template.h: Remove.
1040 * config/mep/mep-c5.cpu: Remove.
1041 * config/mep/mep-core.cpu: Remove.
1042 * config/mep/mep-default.cpu: Remove.
1043 * config/mep/mep-ext-cop.cpu: Remove.
1044 * config/mep/mep-intrin.h: Remove.
1045 * config/mep/mep-ivc2.cpu: Remove.
1046 * config/mep/mep-pragma.c: Remove.
1047 * config/mep/mep-protos.h: Remove.
1048 * config/mep/mep.c: Remove.
1049 * config/mep/mep.cpu: Remove.
1050 * config/mep/mep.h: Remove.
1051 * config/mep/mep.md: Remove.
1052 * config/mep/mep.opt: Remove.
1053 * config/mep/predicates.md: Remove.
1054 * config/mep/t-mep: Remove.
1055 * doc/install.texi: Remove mep-* documentation.
1056 * doc/md.texi: Likewise.
1058 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1060 * config.gcc: Remove support for avr-rtems.
1061 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1062 * config/avr/rtems.h: Remove.
1063 * config/avr/t-rtems: Remove.
1065 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1067 * config.gcc: Remove m32r-rtems support.
1068 * config/m32r/rtems.h: Remove.
1070 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1072 * config.gcc: Remove h8300-rtems support.
1073 * config/h8300/rtems.h: Remove.
1074 * config/h8300/t-rtems: Remove.
1076 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1078 * config.gcc: Remove support for knetbsd.
1079 * configure.ac: Likewise.
1080 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1081 * config/knetbsd-gnu.h: Remove.
1082 * configure: Regenerate.
1084 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1086 * config.gcc: Remove support for openbsd 2 and 3.
1087 * config/openbsd-oldgas.h: Remove.
1089 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1091 * config.gcc: Remove interix support.
1092 * config/i386/i386-interix.h: Remove.
1093 * config/i386/interix.opt: Remove.
1094 * config/i386/t-interix: Remove.
1095 * configure: Regenerate.
1096 * configure.ac: Remove interix support.
1097 * doc/install.texi: Remove interix documentation.
1099 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1101 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1102 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1105 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1107 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1108 they are both PLACEHOLDER_EXPRs.
1110 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1112 * stor-layout.c (layout_type): Move setting complex MODE to
1113 layout_type, instead of setting it ahead of time by the caller.
1114 * tree.c (build_complex_type): Likewise.
1116 2016-06-21 Martin Liska <mliska@suse.cz>
1118 * predict.c (force_edge_cold): Replace imposisble with
1121 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1123 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1124 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1126 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1128 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1130 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1131 Ilya Enkovich <ilya.enkovich@intel.com>
1134 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1135 New member function to convert V1TImode register to SUBREG
1136 TImode in debug insn.
1137 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1138 after changing register mode to V1TImode.
1140 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1142 * config/aarch64/aarch64-cores.def (vulcan): New core.
1143 * config/aarch64/aarch64-tune.md: Regenerate.
1144 * doc/invoke.texi: Document vulcan as an available option.
1146 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1148 * cse.c (canon_asm_operands): New function extracted from...
1149 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1150 either standalone or member of a PARALLEL.
1152 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1155 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1156 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1157 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1159 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1162 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1163 constant addresses if can_create_pseudo_p.
1165 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1167 PR tree-optimization/71588
1168 * tree-ssa-strlen.c (valid_builtin_call): New function.
1169 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1172 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1175 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1176 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1177 for conversion of scalar user var to complex type and use the
1178 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1181 PR rtl-optimization/71591
1182 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1183 don't run any tests.
1185 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1188 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1189 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1190 space for PIC with non-v32 and the common non-PIC "jump".
1192 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1195 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1196 returned values and add UN*/LTGT/*ORDERED cases with values matching
1197 D operand modifier on vcmp for AVX.
1199 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1201 * config/aarch64/aarch64.opt
1202 (mpc-relative-literal-loads): Rename internal option name.
1203 * config/aarch64/aarch64.c
1204 (aarch64_nopcrelative_literal_loads): Rename to
1205 aarch64_pcrelative_literal_loads.
1206 (aarch64_expand_mov_immediate): Likewise.
1207 (aarch64_secondary_reload): Likewise.
1208 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1209 (aarch64_override_options_after_change_1): Rename and simplify logic.
1210 (aarch64_classify_symbol): Merge large model checks into switch,
1211 remove pc-relative load check.
1213 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1215 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1216 costs relative to the cost of a register move.
1218 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1220 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1221 (vcvt_n_f64_u64): Likewise.
1222 (vcvt_n_s64_f64): Likewise.
1223 (vcvt_n_u64_f64): Likewise.
1224 (vcvt_f64_s64): Likewise.
1225 (vrecpe_f64): Likewise.
1226 (vcvt_f64_u64): Likewise.
1227 (vrecps_f64): Likewise.
1229 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1231 * config/aarch64/aarch64.md
1232 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1234 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1236 * config/aarch64/aarch64-builtins.c
1237 (aarch64_types_binop_uss_qualifiers): Delete.
1238 (TYPES_BINOP_USS): Likewise.
1239 (aarch64_types_binop_sus_qualifiers): Likewise.
1240 (TYPES_BINOP_SUS): Likewise.
1241 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1242 (TYPES_FCVTIMM_SUS): Likewise.
1243 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1245 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1246 (fcvtzs): Use SHIFTIMM rather than BINOP.
1247 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1249 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1251 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1252 costs relative to the cost of a register move.
1254 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1256 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1257 Allow scalar/single vector modes to be tieable.
1259 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1261 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1263 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1265 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1267 * tree.h (TYPE_ALIGN): Likewise.
1269 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1272 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1274 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1276 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1277 literal" build warnings.
1278 (avr_print_operand_address): Dito.
1280 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1283 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1284 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1286 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1288 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1290 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1293 * reload1.c (reload): Pass 0 to finish_spills when called because
1294 update_eliminables_and_spill returns true and remove did_spill.
1295 (finish_spills): Adjust comment and document GLOBAL parameter.
1297 2016-06-17 DJ Delorie <dj@redhat.com>
1300 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1301 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1302 (umulqihi3_virt): Likewise.
1303 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1304 (umulqihi3_real): Likewise.
1306 2016-06-17 Martin Liska <mliska@suse.cz>
1308 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1310 2016-06-17 Martin Liska <mliska@suse.cz>
1312 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1314 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1316 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1318 (vaddq_f32): Likewise.
1319 (vmul_f32): Likewise.
1320 (vmulq_f32): Likewise.
1321 (vsub_f32): Likewise.
1322 (vsubq_f32): Likewise.
1324 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1326 PR tree-optimization/71347
1327 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1328 cost for all uses in group.
1330 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1332 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1333 insert gimple seq if it's not empty.
1335 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1337 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1339 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1341 (comp_dr_with_seg_len_pair): Ditto.
1342 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1343 struct dr_with_seg_len_pair against DR_OFFSET.
1344 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1347 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1349 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1351 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1353 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1354 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1355 (pa_output_millicode_call): Likewise.
1356 (pa_output_call): Likewise.
1357 (pa_output_indirect_call): Likewise.
1358 (pa_asm_output_mi_thunk): Likewise.
1360 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1362 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1364 2016-06-16 Martin Liska <mliska@suse.cz>
1366 * predict.c (combine_predictions_for_insn): When we find a first
1367 match predictor, we should consider just predictors with
1368 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1369 DS theory predictor.
1370 (combine_predictions_for_bb): Likewise.
1372 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1374 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1375 with base of reference to struct.
1377 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1379 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1381 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1384 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1385 progmem_swtable_section.
1386 (progmem_swtable_section): Remove.
1387 (avr_asm_function_rodata_section): Remove.
1388 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1389 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1391 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1393 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1394 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1395 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1396 signature_CENTAUR_ebx.
1397 * config/i386/i386.c (ix86_option_override_internal): Add
1398 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1399 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1400 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1402 2016-06-16 Martin Liska <mliska@suse.cz>
1404 * predict.def: Add fortran loop preheader predictor.
1405 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1406 fold IFN_BUILTIN_EXPECT with a known constant argument.
1408 2016-06-16 Martin Liska <mliska@suse.cz>
1410 * predict.def: Add 'Fortran' to display text of all
1411 PRED_FORTRAN_* predictors.
1413 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1416 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1417 [IA64_BUILTIN_NANSQ]: Ditto.
1418 (ia64_fold_builtin): New function.
1419 (TARGET_FOLD_BUILTIN): New define.
1420 (ia64_init_builtins) Declare const_string_type node.
1421 Add __builtin_nanq and __builtin_nansq builtin functions.
1422 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1424 2016-06-16 Nick Clifton <nickc@redhat.com>
1426 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1427 MSP430_HWMULT_ prefix to enum values.
1428 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1429 * config/msp430/msp430.c: Update use of enum values.
1430 * config/msp430/msp430.md: Likewise.
1431 * config/msp430/msp430.opt: Likewise.
1433 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1435 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1436 of comparsions in the last iteration.
1438 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1439 Joern Rennecke <joern.rennecke@embecosm.com>
1441 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1443 (arc_needs_pcl_p): Add GOTOFFPC.
1444 (arc_legitimate_pic_addr_p): Likewise.
1445 (arc_output_pic_addr_const): Likewise.
1446 (arc_legitimize_pic_address): Generate a pc-relative address using
1448 (arc_output_libcall): Use @pcl syntax.
1449 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1450 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1451 (*movsi_insn): Use @pcl syntax.
1452 (doloop_begin_i): Likewise.
1454 2016-06-16 Martin Liska <mliska@suse.cz>
1456 * predict.def: Define a new predictor.
1458 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1460 * config/arc/arc.opt (mtp-regno): Update text.
1462 2016-06-16 Renlin Li <renlin.li@arm.com>
1464 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1466 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1469 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1470 (setcc + and peephole2): Likewise.
1472 PR rtl-optimization/71532
1473 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1476 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1478 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1479 DImode constants with XXSPLTIB in vector registers.
1480 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1481 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1482 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1483 extraction of the element at the top of the register as a scalar
1485 (vsx_extract_<mode>_internal1): Likewise.
1486 (vsx_extract_<mode>_internal2): Likewise.
1487 * config/rs6000/constraints.md (wi constraint): Remove a comment
1488 about DImode not being allowed in Altivec registers.
1489 (wB constraint): New constraint for constants that can be
1490 generated in Altivec registers with VSPLTISW/VUPKHSW.
1491 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1493 (xxspltib_constant_nosplit): Likewise.
1494 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1495 support for -mupper-regs-di to enable DImode to go into Altivec
1497 (POWERPC_MASKS): Likewise.
1498 (power7 cpu): Likewise.
1499 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1500 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1501 for DImode being allowed in Altivec registers. Update wi/wj
1502 constraints. Set scalar_in_vmx_p flag.
1503 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1504 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1505 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1506 (rs6000_opt_masks): Add -mupper-regs-di.
1507 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1508 direct move to use wi and not wj.
1510 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1512 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1513 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1514 any VSX register, instead of just Altivec registers, to allow
1515 either operand to be an Altivec register or both.
1516 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1517 (movdi_internal32): Add support for -mupper-regs-di. Add support
1518 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1519 the alternatives and attributes to be lined up to be easier to
1521 (movdi_internal64): Likewise.
1522 (64-bit DImode splitters): Change predicates to only split loading
1523 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1524 load constants in ISA 3.0 or ISA 2.07 respectively.
1525 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1526 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1527 mention -mcpu=power9 sets these options.
1528 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1531 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1534 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1535 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1536 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1537 by default to warn misspelled interrupt/ signal handler.
1538 * doc/invoke.texi (AVR Options): Document it. Update description
1539 for -nodevicelib option.
1541 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1543 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1544 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1545 (aarch64_<sur>shll2_n<mode>): Likewise.
1547 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1550 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1551 DECL_CONTEXT for copied arguments.
1553 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1555 PR tree-optimization/71483
1556 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1559 2016-06-15 Martin Liska <mliska@suse.cz>
1561 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1562 instead of predict_edge w/o a probability.
1564 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1566 PR tree-optimization/71439
1567 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1570 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1572 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1573 register subregs in SET_SRC.
1575 2016-06-15 Richard Biener <rguenther@suse.de>
1577 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1580 2016-06-15 Richard Biener <rguenther@suse.de>
1582 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1583 not consider dependences between accesses that belong to the
1585 (vect_analyze_data_ref_dependences): Do not analyze read-read
1586 or self-dependences.
1588 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1590 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1592 (find_closest_identifier): Reimplement in terms of
1593 best_match<tree,tree>.
1594 * spellcheck-tree.h: New file.
1595 * spellcheck.c (struct edit_distance_traits<const char *>): New
1597 (find_closest_string): Reimplement in terms of
1598 best_match<const char *, const char *>.
1599 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1600 overload to spellcheck-tree.h.
1601 (find_closest_identifier): Likewise.
1602 (struct edit_distance_traits<T>): New template.
1603 (class best_match): New class.
1605 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1607 * selftest-run-tests.c (selftest::run_tests): Call
1608 selftest::spellcheck_tree_c_tests.
1609 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1610 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1611 (selftest::test_find_closest_identifier): New function.
1612 (selftest::spellcheck_tree_c_tests): New function.
1613 * spellcheck.c (selftest::test_find_closest_string): Verify that
1614 the order of the vec does not affect the results for this case.
1615 (selftest::test_data): New array.
1616 (selftest::test_metric_conditions): New function.
1617 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1618 Call selftest::test_metric_conditions.
1620 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1622 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1623 (BU_P9_MISC_1): Likewise.
1624 (BU_P9_64BIT_MISC_0): Likewise.
1625 (BU_P9_MISC_0): Likewise.
1627 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1629 * gcc-rich-location.c
1630 (gcc_rich_location::add_fixit_misspelled_id): New method.
1631 * gcc-rich-location.h
1632 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1634 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1636 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1637 FreeBSD 11 and above.
1639 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1643 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1645 * expmed.h: Close parenthesis in "at your option" in copyright
1647 * lower-subreg.h: Likewise.
1649 2016-06-14 Richard Biener <rguenther@suse.de>
1652 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1655 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1657 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1659 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1661 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1663 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1664 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1666 2016-06-14 Richard Biener <rguenther@suse.de>
1668 PR tree-optimization/71522
1669 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1670 copying into float copying.
1672 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1674 PR tree-optimization/71520
1675 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1676 (replace_block_by): Move user labels from bb1 to bb2.
1678 2016-06-14 Richard Biener <rguenther@suse.de>
1682 * expr.h (get_bit_range): Declare.
1683 * expr.c (get_bit_range): Export.
1684 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1685 word_mode again to constrain the bitfield access.
1687 2016-06-14 Richard Biener <rguenther@suse.de>
1689 PR tree-optimization/71521
1690 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1691 division int_const_binop against zero divisor.
1693 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/i386.md (signbittf2): New expander.
1696 * config/i386/sse.md (ptesttf2): New insn pattern.
1698 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1701 * input.c (selftest::test_reading_source_line): Avoid reading from
1702 __FILE__ by creating a tempfile with known content and reading
1705 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1707 * pretty-print.c (assert_pp_format_colored): Skip the test if
1709 (test_pp_format): Remove comment about GCC_COLORS.
1711 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1713 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1714 * pretty-print.c (assert_pp_format_va): Add location param and use
1715 it with ASSERT_STREQ_AT.
1716 (assert_pp_format): Add location param and pass it to
1717 assert_pp_format_va.
1718 (assert_pp_format_colored): Likewise.
1719 (ASSERT_PP_FORMAT_1): New.
1720 (ASSERT_PP_FORMAT_2): New.
1721 (ASSERT_PP_FORMAT_3): New.
1722 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1723 explicitly, or implicitly via the above macros.
1724 * selftest.c (selftest::pass): Use a selftest::location rather
1726 (selftest::fail): Likewise. Print the function name.
1727 (selftest::fail_formatted): Likewise.
1728 (selftest::assert_streq): Use a selftest::location rather than
1730 * selftest.h (selftest::location): New struct.
1731 (SELFTEST_LOCATION): New macro.
1732 (selftest::pass): Accept a const location & rather than file
1734 (selftest::fail): Likewise.
1735 (selftest::fail_formatted): Likewise.
1736 (selftest::assert_streq): Likewise.
1737 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1738 (ASSERT_FALSE): Likewise.
1739 (ASSERT_EQ): Likewise.
1740 (ASSERT_NE): Likewise.
1741 (ASSERT_STREQ): Likewise.
1742 (ASSERT_PRED1): Likewise.
1743 (ASSERT_STREQ_AT): New macro.
1745 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1747 * selftest.c (selftest::fail_formatted): New function.
1748 (selftest::assert_streq): New function.
1749 * selftest.h (selftests::fail_formatted): New decl.
1750 (selftest::assert_streq): New decl.
1751 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1753 2016-06-13 Jeff Law <law@redhat.com>
1755 PR tree-optimization/71403
1756 * tree-ssa-threadbackward.c
1757 (convert_and_register_jump_thread_path): No longer accept reference
1758 to path. Do not pop items off the path anymore.
1759 (fsm_find_control_statement_thread_paths): Do not allow threading
1760 to a deeper loop nest. Pop the last item off the path here rather
1761 than in convert_and_register_jump_thread_path.
1763 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1764 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1766 [AArch64] Emit division using the Newton series
1768 * config/aarch64/aarch64-protos.h
1769 (cpu_approx_modes): Add new member "division".
1770 (aarch64_emit_approx_div): Declare new function.
1771 * config/aarch64/aarch64.c
1772 (generic_approx_modes): New member "division".
1773 (exynosm1_approx_modes): Likewise.
1774 (xgene1_approx_modes): Likewise.
1775 (aarch64_emit_approx_div): Define new function.
1776 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1777 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1778 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1779 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1781 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1782 Wilco Dijkstra <wilco.dijkstra@arm.com>
1784 [AArch64] Emit square root using the Newton series
1786 * config/aarch64/aarch64-protos.h
1787 (aarch64_emit_approx_rsqrt): Replace with new function
1788 "aarch64_emit_approx_sqrt".
1789 (cpu_approx_modes): New member "sqrt".
1790 * config/aarch64/aarch64.c
1791 (generic_approx_modes): New member "sqrt".
1792 (exynosm1_approx_modes): Likewise.
1793 (xgene1_approx_modes): Likewise.
1794 (aarch64_emit_approx_rsqrt): Replace with new function
1795 "aarch64_emit_approx_sqrt".
1796 (aarch64_override_options_after_change_1): Handle new option.
1797 * config/aarch64/aarch64-simd.md
1798 (rsqrt<mode>2): Use new function instead.
1799 (sqrt<mode>2): New expansion and insn definitions.
1800 * config/aarch64/aarch64.md: Likewise.
1801 * config/aarch64/aarch64.opt
1802 (mlow-precision-sqrt): Add new option description.
1803 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1805 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1807 [AArch64] Add more choices for the reciprocal square root approximation
1809 Allow a target to prefer such operation depending on the operation mode.
1811 * config/aarch64/aarch64-protos.h
1812 (AARCH64_APPROX_MODE): New macro.
1813 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1814 (cpu_approx_modes): New structure.
1815 (tune_params): New member "approx_modes".
1816 * config/aarch64/aarch64-tuning-flags.def
1817 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1818 * config/aarch64/aarch64.c
1819 (generic_approx_modes): New core "cpu_approx_modes" structure.
1820 (exynosm1_approx_modes): Likewise.
1821 (xgene1_approx_modes): Likewise.
1822 (generic_tunings): New member "approx_modes".
1823 (cortexa35_tunings): Likewise.
1824 (cortexa53_tunings): Likewise.
1825 (cortexa57_tunings): Likewise.
1826 (cortexa72_tunings): Likewise.
1827 (exynosm1_tunings): Likewise.
1828 (thunderx_tunings): Likewise.
1829 (xgene1_tunings): Likewise.
1830 (use_rsqrt_p): New argument for the mode and use new member from
1832 (aarch64_builtin_reciprocal): Devise mode from builtin.
1833 (aarch64_optab_supported_p): New argument for the mode.
1834 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1836 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1838 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1839 RS6000_BTM_MODULO flag into the set of flags that are considered
1840 to be part of the common configuration.
1842 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1844 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1845 difference unsigned.
1846 (vec_absdb): New macro for vector absolute difference unsigned
1848 (vec_absdh): New macro for vector absolute difference unsigned
1850 (vec_absdw): New macro for vector absolute difference unsigned word.
1851 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1852 (vadu<mode>3): New insn.
1853 (*p9_vadu<mode>3): New insn.
1854 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1856 (vaduh): New built-in definition.
1857 (vaduw): New built-in definition.
1858 (vadu): New overloaded built-in definition.
1859 (vadub): New overloaded built-in definition.
1860 (vaduh): New overloaded built-in definition.
1861 (vaduw): New overloaded built-in definition.
1862 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1863 overloaded vector absolute difference unsigned functions.
1864 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1865 the ISA 3.0 vector absolute difference unsigned built-in functions.
1867 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1869 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1870 update shared_lookup_references only once after changing operands.
1872 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1875 * tree-nested.c (convert_nonlocal_omp_clauses)
1876 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1878 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1879 * tree.def (CASE_LABEL_EXPR): Likewise.
1881 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1884 * input.c (test_builtins): Fix an assertion.
1886 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1891 (isinf<mode>2): Ditto.
1893 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1895 * ggc-tests.c (test_finalization): Only test need_finalization_p
1896 for GCC_VERSION >= 4003.
1898 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1900 * config/s390/vecintrin.h: Fix file description in comment.
1902 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1904 * config/s390/s390-builtin-types.def: Change builtin type naming
1905 scheme to match builtin-types.def.
1907 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1909 * fold-const.c (optimize_minmax_comparison): Remove.
1910 (fold_comparison): Remove call to the above.
1911 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1912 New transformations.
1914 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1916 PR tree-optimization/71416
1917 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1920 2016-06-13 Martin Liska <mliska@suse.cz>
1922 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1923 (combine_predictions_for_insn): Likewise.
1924 (prune_predictions_for_bb): Likewise.
1925 (combine_predictions_for_bb): Likewise.
1927 2016-06-13 Richard Biener <rguenther@suse.de>
1929 PR tree-optimization/71505
1930 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1931 assert match comment.
1933 2016-06-13 Marek Polacek <polacek@redhat.com>
1936 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1937 gimplify_switch_expr.
1938 (warn_switch_unreachable_r): New function.
1940 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1943 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1946 2016-06-13 Richard Biener <rguenther@suse.de>
1949 * fold-const.c (fold_unary_loc): Preserve alignment when
1950 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1952 2016-06-13 Martin Liska <mliska@suse.cz>
1955 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1956 w/ -fsanitize=bounds.
1958 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.c (ix86_init_builtins): Calculate
1961 FLOAT128_FTYPE_CONST_STRING function type only once.
1962 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1963 built-in functions are available for x86-32 and x86-64 targets.
1965 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1970 (FLOAT128_FTYPE_CONST_STRING): New function type.
1971 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1972 [IX86_BUILTIN_NANSQ]: Ditto.
1973 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1974 (ix86_init_builtin_types): Declare const_string_type_node.
1975 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1977 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1978 * doc/extend.texi (x86 Built-in Functions): Document
1979 __builtin_nanq and __builtin_nansq.
1981 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1984 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1985 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1986 length for pop patterns.
1987 (arm_attr_length_push_multi): Update comments.
1988 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1990 (*pop_multiple_with_writeback_and_return): Likewise.
1991 (*pop_multiple_with_return): Likewise.
1993 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1996 * fold-const.c (optimize_bit_field_compare): Don't try to use
1997 word_mode unconditionally for reading the bit field, look at
1998 DECL_BIT_FIELD_REPRESENTATIVE instead.
2000 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2003 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2004 vector integer type.
2006 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2009 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2010 without LABEL_DECL, set *handled_ops_p to false instead of true.
2012 2016-06-10 Martin Sebor <msebor@redhat.com>
2015 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2016 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2017 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2019 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2020 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2021 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2022 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2023 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2024 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2025 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2026 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2028 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2030 * config/arm/arm.h (pool_vector_label,
2031 return_used_this_function): Remove.
2033 2016-06-10 Jeff Law <law@redhat.com>
2035 PR tree-optimization/71335
2036 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2037 zero length paths here.
2038 (convert_and_register_jump_thread_path): Remove hacks related to
2039 duplicated blocks in the jump thread path.
2040 (fsm_find_control_statement_thread_paths): Avoid putting the same
2041 block on the thread path twice, but ensure the thread path is
2042 unchanged from the caller's point of view.
2044 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2046 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2047 * predict.def (PRED_LOOP_BRANCH): Remove.
2049 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2051 * Makefile.in (OBJS): Add ggc-tests.o.
2052 (GTFILES): Add ggc-tests.c.
2053 * ggc-tests.c: New file.
2054 * selftest-run-tests.c (selftest::run_tests): Call
2055 selftest::ggc_tests_c_tests.
2056 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2058 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2060 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2062 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2065 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2066 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2068 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2070 * profile.c: Include cfgloop.h.
2071 (branch_prob): Compute estimated number of iterations.
2072 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2073 recompute estimate number of iterations from profile.
2075 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2078 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2079 must be grouped on top of stack. Don't force early clobber
2080 on ordinary reg outputs.
2082 2016-06-10 Richard Biener <rguenther@suse.de>
2084 * targhooks.c (default_builtin_vectorization_cost): Adjust
2087 2016-06-10 Richard Biener <rguenther@suse.de>
2089 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2090 to fold the RHS to a constant if possible.
2092 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2095 * tree-nested.c (convert_nonlocal_omp_clauses)
2096 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2097 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2098 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2100 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2102 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2104 * omp-low.c (scan_sharing_clauses): Don't expect
2107 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2109 PR tree-optimization/71407
2110 PR tree-optimization/71416
2111 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2114 2016-06-10 Richard Biener <rguenther@suse.de>
2117 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2119 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2121 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2123 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2124 Jiong Wang <jiong.wang@arm.com>
2126 PR rtl-optimization/70751
2127 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2128 spilled into memory.
2130 2016-06-09 Jonathan Yong <10walls@gmail.com>
2133 2015-09-21 Jonathan Yong <10walls@gmail.com>
2135 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2136 sysroot/usr/lib/32api for additional win32 libraries,
2137 fixes failing Cygwin bootstrapping.
2139 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2141 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2144 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2147 * pretty-print.c (pp_indent): Specify that %p is printed in a
2148 host-dependent manner.
2149 (test_pp_format): Remove the test for %p.
2151 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2153 * config/mips/mips.c (mips_output_jump): Fix formatting.
2155 2016-06-09 Richard Biener <rguenther@suse.de>
2157 PR tree-optimization/71462
2158 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2161 2016-06-09 Martin Liska <mliska@suse.cz>
2163 * predict.c (dump_prediction): Add new argument.
2164 (enum predictor_reason): New enum.
2165 (struct predictor_hash): New struct.
2166 (predictor_hash::hash): New function.
2167 (predictor_hash::equal): Likewise.
2168 (not_removed_prediction_p): New function.
2169 (prune_predictions_for_bb): Likewise.
2170 (combine_predictions_for_bb): Prune predictions.
2172 2016-06-09 Martin Liska <mliska@suse.cz>
2174 * predict.c (filter_predictions): New function.
2175 (remove_predictions_associated_with_edge): Use the filter
2177 (equal_edge_p): New function.
2179 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2181 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2182 Correct usage of @samp vs @option, add @samp where appropriate.
2183 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2184 Add armv6s-m and document it, as it is no official ARM name.
2186 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2188 * ifcvt.c (struct noce_if_info): Add transform_name field.
2189 (noce_try_move): Set if_info->transform_name to the function name.
2190 (noce_try_ifelse_collapse): Likewise.
2191 (noce_try_store_flag): Likewise.
2192 (noce_try_inverse_constants): Likewise.
2193 (noce_try_store_flag_constants): Likewise.
2194 (noce_try_addcc): Likewise.
2195 (noce_try_store_flag_mask): Likewise.
2196 (noce_try_cmove): Likewise.
2197 (noce_try_cmove_arith): Likewise.
2198 (noce_try_minmax): Likewise.
2199 (noce_try_abs): Likewise.
2200 (noce_try_sign_mask): Likewise.
2201 (noce_try_bitop): Likewise.
2202 (noce_convert_multiple_sets): Likewise.
2203 (noce_process_if_block): Print if_info->transform_name to
2204 dump_file if transformation succeeded.
2206 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2208 * config/arm/cortex-a57.md (cortex_a57_alu):
2211 2016-06-08 Martin Sebor <msebor@redhat.com>
2212 Jakub Jelinek <jakub@redhat.com>
2216 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2217 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2218 * builtins.c: Include gimple-fold.h.
2219 (fold_builtin_arith_overflow): Handle
2220 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2221 (fold_builtin_3): Likewise.
2222 * doc/extend.texi (Integer Overflow Builtins): Document
2223 __builtin_{add,sub,mul}_overflow_p.
2225 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2227 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2228 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2230 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2232 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2233 Rewrite, looking one level down for records and arrays.
2235 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2237 * pretty-print.c: Include "selftest.h".
2238 (pp_format): Fix comment.
2239 (identifier_to_locale): Likewise.
2240 (selftest::test_basic_printing): New function.
2241 (selftest::assert_pp_format): New function.
2242 (selftest::test_pp_format): New function.
2243 (selftest::pretty_print_c_tests): New function.
2244 * selftest-run-tests.c (selftest::run_tests): Call
2245 selftest::pretty_print_c_tests.
2246 * selftest.h (pretty_print_c_tests): New declaration.
2248 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2250 * invoke.texi (max-loop-headers-insns): Document.
2251 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2252 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2253 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2255 2016-06-08 Richard Biener <rguenther@suse.de>
2257 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2258 on strided SLP loads and fall back to scalar loads in case
2259 we can't chunk them.
2261 2016-06-08 Richard Biener <rguenther@suse.de>
2263 PR tree-optimization/71452
2264 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2265 type used for the SSA rewrite has enough precision to cover
2266 the dynamic type of the location.
2268 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2269 Richard Biener <rguenther@suse.de>
2272 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2273 the same as DECL_P (base0) for indirect_base0. Use equality_code
2274 in one further place.
2276 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2278 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2279 to one word if the field is known to overlap other words.
2280 (extract_bit_field_1): Likewise.
2281 (store_split_bit_field): Remove compensating code.
2282 (extract_split_bit_field): Likewise.
2284 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2288 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2290 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2292 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2294 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2295 (arch64_addpv4sf): Delete.
2296 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2297 "gen_aarch64_addpv4sf".
2298 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2300 (vpadds_f32): Likewise.
2301 (vpaddq_f32): Likewise.
2302 (vpaddq_f64): Likewise.
2304 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2306 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2308 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2309 to VALLF. Rename to "fabd<mode>3".
2310 "*fabd_scalar<mode>3): Delete.
2311 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2313 (vabdd_f64): Likewise.
2314 (vabd_f32): Likewise.
2315 (vabd_f64): Likewise.
2316 (vabdq_f32): Likewise.
2317 (vabdq_f64): Likewise.
2319 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2321 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2323 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2324 "aarch64_rsqrts<mode>".
2325 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2326 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2328 (vrsqrtsd_f64): Likewise.
2329 (vrsqrts_f32): Likewise.
2330 (vrsqrts_f64): Likewise.
2331 (vrsqrtsq_f32): Likewise.
2332 (vrsqrtsq_f64): Likewise.
2334 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2336 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2338 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2339 "aarch64_rsqrte<mode>".
2340 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2341 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2343 (vrsqrted_f64): Likewise.
2344 (vrsqrte_f32): Likewise.
2345 (vrsqrte_f64): Likewise.
2346 (vrsqrteq_f32): Likewise.
2347 (vrsqrteq_f64): Likewise.
2349 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2351 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2355 * config/aarch64/aarch64-simd.md
2356 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2357 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2358 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2360 (vcvt_n_f32_u32): Likewise.
2361 (vcvt_n_s32_f32): Likewise.
2362 (vcvt_n_u32_f32): Likewise.
2363 (vcvtq_n_f32_s32): Likewise.
2364 (vcvtq_n_f32_u32): Likewise.
2365 (vcvtq_n_f64_s64): Likewise.
2366 (vcvtq_n_f64_u64): Likewise.
2367 (vcvtq_n_s32_f32): Likewise.
2368 (vcvtq_n_s64_f64): Likewise.
2369 (vcvtq_n_u32_f32): Likewise.
2370 (vcvtq_n_u64_f64): Likewise.
2371 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2372 (VSDQ_SDI): Likewise.
2373 (fcvt_target): Support V4DI, V4SI and V2SI.
2374 (FCVT_TARGET): Likewise.
2376 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2378 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2379 (TYPES_BINOP_SUS): Likewise.
2380 (aarch64_simd_builtin_data): Update include file name.
2381 (aarch64_builtins): Likewise.
2382 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2383 for conversion between scalar float-point and fixed-point.
2387 * config/aarch64/aarch64.md
2388 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2389 pattern for conversion between scalar float to fixed-pointer.
2390 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2391 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2392 (UNSPEC_FCVTZU): Likewise.
2393 (UNSPEC_SCVTF): Likewise.
2394 (UNSPEC_UCVTF): Likewise.
2395 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2397 (vcvtd_n_f64_u64): Likewise.
2398 (vcvtd_n_s64_f64): Likewise.
2399 (vcvtd_n_u64_f64): Likewise.
2400 (vcvtd_n_f32_s32): Likewise.
2401 (vcvts_n_f32_u32): Likewise.
2402 (vcvtd_n_s32_f32): Likewise.
2403 (vcvts_n_u32_f32): Likewise.
2404 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2406 (FCVT_TARGET): Likewise.
2407 (FCVT_FIXED2F): New iterator.
2408 (FCVT_F2FIXED): Likewise.
2409 (fcvt_fixed_insn): New define_int_attr.
2411 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2413 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2414 some statements was removed.
2416 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2418 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2419 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2420 (vect_can_advance_ivs_p): likewise.
2421 (vect_update_ivs_after_vectorizer): likewise.
2422 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2423 (vect_analyze_scalar_cycles_1): likewise.
2424 (vect_analyze_loop_operations): likewise.
2425 (report_vect_op): likewise.
2426 (vect_is_slp_reduction): likewise.
2427 (vect_is_simple_reduction): likewise.
2428 (get_initial_def_for_induction): likewise.
2429 (vect_transform_loop): likewise.
2430 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2431 (vect_recog_sad_pattern): likewise.
2432 (vect_recog_widen_sum_pattern): likewise.
2433 (vect_recog_widening_pattern): likewise.
2434 (vect_recog_divmod_pattern): likewise.
2435 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2436 (vect_analyze_slp_instance): likewise.
2437 (vect_transform_slp_perm_load): likewise.
2438 (vect_schedule_slp_instance): likewise.
2440 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2442 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2443 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2444 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2445 (PRED_LOOP_BRANCH): Document predictor as broken.
2446 (PRED_LOOP_EXIT): Change hitrate 91->92.
2447 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2448 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2449 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2450 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2451 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2452 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2453 (PRED_CALL): Chane hitrate 71->67.
2454 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2455 (PRED_GOTO): Document as unused right now.
2456 (PRED_CONST_RETURN): Change hitrate 67->69
2457 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2458 (PRED_NULL_RETURN): Change hitrate 91->90.
2459 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2460 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2461 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2463 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2465 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2466 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2467 special case Altivec builtin.
2468 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2469 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2470 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2471 code for ALTIVEC_BUILTIN_VEC_MUL.
2472 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2473 for __builtin_vec_mul.
2475 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2477 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2480 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2482 * spellcheck.c (selftest::test_find_closest_string): New function.
2483 (spellcheck_c_tests): Call the above.
2485 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2487 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2489 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2491 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2492 Yv=Yv,C alternatives.
2494 2016-06-07 Richard Biener <rguenther@suse.de>
2497 * common.opt (ffast-math): Make Optimization.
2499 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2500 Prachi Godbole <prachi.godbole@imgtec.com>
2502 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2503 `fabs' and `fneg' type attributes.
2504 (p5600_fpu_fabs): Add `fmove' to the comment.
2506 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2508 * gimple.c: Include builtins.h
2509 (gimple_inexpensive_call_p): New function.
2510 * gimple.h (gimple_inexpensive_call_p): Declare.
2511 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2512 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2515 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2517 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2518 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2519 warning_at_rich_loc, warning_n, pedwarn, permerror,
2520 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2521 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2524 2016-06-07 Richard Biener <rguenther@suse.de>
2526 PR tree-optimization/71428
2527 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2528 BIT_FIELD_REF op vs. load.
2530 2016-06-07 Richard Biener <rguenther@suse.de>
2533 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2536 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2538 * config/pa/pa.md (call): Generate indirect long calls to non-local
2539 functions on TARGET_64BIT.
2540 (call_value): Likewise.
2542 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2544 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2545 pattern and subsequent splitters.
2546 (call_val_reg_64bit_post_reload): Likewise.
2548 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2551 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2552 propagate_op_to_single_use.
2554 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2557 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2559 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2562 (enum x86_dirflag_state): New enum.
2563 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2564 (machine_function): Remove needs_cld.
2565 (ix86_current_function_needs_cld): Remove.
2566 * config/i386/i386.c (ix86_set_func_type): Set
2567 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2568 (ix86_expand_prologue): Do not emit CLD here.
2569 (ix86_dirflag_mode_needed): New function.
2570 (ix86_dirflag_mode_entry): Ditto.
2571 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2572 (ix86_mode_after): Ditto.
2573 (ix86_mode_entry): Ditto.
2574 (ix86_mode_exit): Ditto.
2575 (ix86_emit_mode_set): Ditto.
2576 * config/i386/i386.md (strmov_singleop): Set
2577 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2578 Do not set ix86_current_function_needs_cld.
2580 (strset_singleop): Ditto.
2582 (cmpstrnqi_nz_1): Ditto.
2583 (cmpstrnqi_1): Ditto.
2584 (strlenqi_1): Ditto.
2586 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2588 PR tree-optimization/71259
2589 * tree-vect-slp.c (vect_get_constant_vectors): For
2590 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2591 one for constant op, and use COND_EXPR for non-constant.
2593 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2595 * Makefile.in (OBJS): Add function-tests.o,
2596 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2597 selftest-run-tests.o.
2598 (OBJS-libcommon): Add selftest.o.
2599 (OBJS-libcommon-target): Add selftest.o.
2600 (all.internal): Add "selftest".
2601 (all.cross): Likewise.
2602 (selftest): New phony target.
2603 (s-selftest): New target.
2604 (selftest-gdb): New phony target.
2605 (COLLECT2_OBJS): Add selftest.o.
2606 * bitmap.c: Include "selftest.h".
2607 (selftest::test_gc_alloc): New function.
2608 (selftest::test_set_range): New function.
2609 (selftest::test_clear_bit_in_middle): New function.
2610 (selftest::test_copying): New function.
2611 (selftest::test_bitmap_single_bit_set_p): New function.
2612 (selftest::bitmap_c_tests): New function.
2613 * common.opt (fself-test): New.
2614 * diagnostic-show-locus.c: Include "selftest.h".
2615 (make_range): New function.
2616 (test_range_contains_point_for_single_point): New function.
2617 (test_range_contains_point_for_single_line): New function.
2618 (test_range_contains_point_for_multiple_lines): New function.
2619 (assert_eq): New function.
2620 (test_get_line_width_without_trailing_whitespace): New function.
2621 (selftest::diagnostic_show_locus_c_tests): New function.
2622 * et-forest.c: Include "selftest.h".
2623 (selftest::test_single_node): New function.
2624 (selftest::test_simple_tree): New function.
2625 (selftest::test_disconnected_nodes): New function.
2626 (selftest::et_forest_c_tests): New function.
2627 * fold-const.c: Include "selftest.h".
2628 (selftest::assert_binop_folds_to_const): New function.
2629 (selftest::assert_binop_folds_to_nonlvalue): New function.
2630 (selftest::test_arithmetic_folding): New function.
2631 (selftest::fold_const_c_tests): New function.
2632 * function-tests.c: New file.
2633 * gimple.c: Include "selftest.h".
2634 Include "gimple-pretty-print.h".
2635 (selftest::verify_gimple_pp): New function.
2636 (selftest::test_assign_single): New function.
2637 (selftest::test_assign_binop): New function.
2638 (selftest::test_nop_stmt): New function.
2639 (selftest::test_return_stmt): New function.
2640 (selftest::test_return_without_value): New function.
2641 (selftest::gimple_c_tests): New function.
2642 * hash-map-tests.c: New file.
2643 * hash-set-tests.c: New file.
2644 * input.c: Include "selftest.h".
2645 (selftest::assert_loceq): New function.
2646 (selftest::test_accessing_ordinary_linemaps): New function.
2647 (selftest::test_unknown_location): New function.
2648 (selftest::test_builtins): New function.
2649 (selftest::test_reading_source_line): New function.
2650 (selftest::input_c_tests): New function.
2651 * rtl-tests.c: New file.
2652 * selftest-run-tests.c: New file.
2653 * selftest.c: New file.
2654 * selftest.h: New file.
2655 * spellcheck.c: Include "selftest.h".
2656 (selftest::levenshtein_distance_unit_test_oneway): New function,
2657 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2658 (selftest::levenshtein_distance_unit_test): Likewise.
2659 (selftest::spellcheck_c_tests): Likewise.
2660 * toplev.c: Include selftest.h.
2661 (toplev::run_self_tests): New.
2662 (toplev::main): Handle -fself-test.
2663 * toplev.h (toplev::run_self_tests): New.
2664 * tree.c: Include "selftest.h".
2665 (selftest::test_integer_constants): New function.
2666 (selftest::test_identifiers): New function.
2667 (selftest::test_labels): New function.
2668 (selftest::tree_c_tests): New function.
2669 * tree-cfg.c: Include "selftest.h".
2670 (selftest::push_fndecl): New function.
2671 (selftest::test_linear_chain): New function.
2672 (selftest::test_diamond): New function.
2673 (selftest::test_fully_connected): New function.
2674 (selftest::tree_cfg_c_tests): New function.
2675 * vec.c: Include "selftest.h".
2676 (selftest::safe_push_range): New function.
2677 (selftest::test_quick_push): New function.
2678 (selftest::test_safe_push): New function.
2679 (selftest::test_truncate): New function.
2680 (selftest::test_safe_grow_cleared): New function.
2681 (selftest::test_pop): New function.
2682 (selftest::test_safe_insert): New function.
2683 (selftest::test_ordered_remove): New function.
2684 (selftest::test_unordered_remove): New function.
2685 (selftest::test_block_remove): New function.
2686 (selftest::reverse_cmp): New function.
2687 (selftest::test_qsort): New function.
2688 (selftest::vec_c_tests): New function.c.
2689 * wide-int.cc: Include selftest.h and wide-int-print.h.
2690 (selftest::from_int <wide_int>): New function.
2691 (selftest::from_int <offset_int>): New function.
2692 (selftest::from_int <widest_int>): New function.
2693 (selftest::assert_deceq): New function.
2694 (selftest::assert_hexeq): New function.
2695 (selftest::test_printing <VALUE_TYPE>): New function template.
2696 (selftest::test_ops <VALUE_TYPE>): New function template.
2697 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2698 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2700 (selftest::wide_int_cc_tests): New function.
2702 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2705 * ifcvt.c (noce_try_ifelse_collapse): New function.
2707 (noce_process_if_block): Call noce_try_ifelse_collapse.
2708 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2709 (simplify_ternary_operation): Use the above to simplify
2710 conditional CLZ/CTZ expressions.
2712 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2715 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2716 define_insn_and_split.
2718 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2721 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2723 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2726 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2727 Implicitly clobber memory for basic asm with non-empty assembler
2728 string. Use targetm.md_asm_adjust also here.
2729 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2730 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2731 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2732 non-empty assembler string.
2733 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2734 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2735 (decode_asm_operands): Handle basic asm in PARALLEL block.
2736 (extract_insn): Handle basic asm in PARALLEL block.
2737 * doc/extend.texi: Mention new behavior of basic asm.
2738 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2739 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2740 branch_needs_nop_p): Use asm_noperands.
2742 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2744 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2745 Include the M7 SPARC DFA scheduler.
2746 New attribute v3pipe.
2747 Annotate insns with v3pipe where appropriate.
2748 Define cpu_feature vis4.
2749 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2750 Add (V8QI "8") to vbits.
2751 Add insns {add,sub}v8qi3
2752 Add insns ss{add,sub}v8qi3
2753 Add insns us{add,sub}{v8qi,v4hi}3
2754 Add insns {min,max}{v8qi,v4hi,v2si}3
2755 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2756 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2757 * config/sparc/niagara4.md: Add a comment explaining the
2758 discrepancy between the documented latenty numbers and the
2760 * config/sparc/niagara7.md: New file.
2761 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2762 supports SPARC5 and VIS 4.0 instructions.
2763 * configure: Regenerate.
2764 * config.in: Likewise.
2765 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2766 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2767 TARGET_CPU_niagara7.
2768 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2769 (CPP_CPU_SPEC): Handle niagara7.
2770 (ASM_CPU_SPEC): Likewise.
2771 * config/sparc/sparc-opts.h (processor_type): Add
2773 (mvis4): New option.
2774 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2775 (AS_NIAGARA7_FLAG): Define.
2776 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2777 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2778 (CPP_CPU_SPEC): Handle niagara7.
2779 (ASM_CPU_SPEC): Likewise.
2780 * config/sparc/sparc.c (niagara7_costs): Define.
2781 (sparc_option_override): Handle niagara7 and adjust cache-related
2782 parameters with better values for niagara cpus. Also support VIS4.
2783 (sparc32_initialize_trampoline): Likewise.
2784 (sparc_use_sched_lookahead): Likewise.
2785 (sparc_issue_rate): Likewise.
2786 (sparc_register_move_cost): Likewise.
2787 (dump_target_flag_bits): Support VIS4.
2788 (sparc_vis_init_builtins): Likewise.
2789 (sparc_builtins): Likewise.
2790 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2792 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2794 * config/sparc/sparc.opt (sparc_processor_type): New value
2796 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2798 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2800 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2803 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2805 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2807 2016-06-06 Richard Biener <rguenther@suse.de>
2809 PR tree-optimization/71398
2810 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2813 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2815 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2816 ft32_expand_prolog, ft32_expand_epilogue):
2817 Handle pretend_args.
2818 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2819 * config/ft32/ft32.md: Add pretend_returner.
2821 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2825 Copy op1 RTX to avoid invalid sharing.
2826 (ix86_expand_vector_move_misalign): Ditto.
2828 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2830 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2833 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2835 * predict.c (predicted_by_loop_heuristics_p): New function.
2836 (predict_iv_comparison): Use it.
2837 (predict_loops): Walk from innermost loops; do not predict edges
2838 leaving multiple loops multiple times; implement
2839 PRED_LOOP_ITERATIONS_MAX heuristics.
2840 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2842 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2844 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2845 only edges out of BB are EH edges.
2847 2016-06-04 Martin Sebor <msebor@redhat.com>
2848 Marcin Baczyński <marbacz@gmail.com>
2851 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2852 a void expression in a void function.
2854 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2856 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2857 aux; dump reasons of decisions.
2858 (should_duplicate_loop_header_p): Likewise.
2859 (do_while_loop_p): Likewise.
2860 (ch_base::copy_headers): Dump asi num insns duplicated.
2862 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2864 PR tree-optimization/71405
2865 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2866 incompatible type, build a new clobber with the right type instead
2867 of building a VIEW_CONVERT_EXPR around it.
2869 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2871 PR tree-optimization/52171
2872 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2873 by_pieces_ninsns instead of move_by_pieces_ninsns.
2875 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2877 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2878 for reg+reg addressing mode.
2880 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2882 * rs6000-c.c (c/c-tree.h): Add #include.
2883 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2884 in C++ when found in the base position of vec_ld or vec_st.
2886 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2888 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2889 use of profile unless profile status is PROFILE_READ.
2890 * profile.c (compute_branch_probabilities): Set profile status
2891 only after reporting predictor hitrates.
2893 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2897 * common.opt (ffp-int-builtin-inexact): New option.
2898 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2899 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2900 (ceil@var{m}2): Document dependence on this option.
2901 * ipa-inline-transform.c (inline_call): Handle
2902 flag_fp_int_builtin_inexact.
2903 * ipa-inline.c (can_inline_edge_p): Likewise.
2904 * config/i386/i386.md (rintxf2): Do not test
2905 flag_unsafe_math_optimizations.
2906 (rint<mode>2_frndint): New define_insn.
2907 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2908 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2909 for 387 instead of extending and truncating.
2910 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2911 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2912 Change to frndint<mode>2_<rounding>.
2913 (frndintxf2_<rounding>_i387): Likewise. Change to
2914 frndint<mode>2_<rounding>_i387.
2915 (<rounding_insn>xf2): Likewise.
2916 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2917 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2918 x87. Test TARGET_ROUND || !flag_trapping_math ||
2919 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2920 SSE. Use ROUND_NO_EXC in constant operand of
2921 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2922 for 387 instead of extending and truncating.
2924 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2925 Julia Koval <julia.koval@intel.com>
2937 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2938 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2939 all registers, except for function return registers if there are
2940 no caller-saved registers.
2941 (ix86_set_func_type): New function.
2942 (ix86_set_current_function): Call ix86_set_func_type to set
2943 no_caller_saved_registers and func_type. Call reinit_regs if
2944 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2945 nor x87 instructions in interrupt handler nor function with
2946 no_caller_saved_registers attribute.
2947 (ix86_function_ok_for_sibcall): Return false if there are no
2948 caller-saved registers.
2949 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2951 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2952 (ix86_function_arg): Return special arguments in interrupt handler.
2953 (ix86_promote_function_mode): Promote pointer to word_mode only
2954 for normal functions.
2955 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2957 (ix86_epilogue_uses): New function.
2958 (ix86_hard_regno_scratch_ok): Likewise.
2959 (ix86_save_reg): Preserve all registers in interrupt handler
2960 after reload. Preserve all registers, except for function return
2961 registers, if there are no caller-saved registers after reload.
2962 (find_drap_reg): Always use callee-saved register if there are
2963 no caller-saved registers.
2964 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2965 for interrupt handler.
2966 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2967 Emit cld instruction if stringops are used in interrupt handler
2968 or interrupt handler isn't a leaf function.
2969 (ix86_expand_epilogue): Generate interrupt return for interrupt
2970 handler and pop the 'ERROR_CODE' off the stack before interrupt
2971 return in exception handler.
2972 (ix86_expand_call): Disallow calling interrupt handler directly.
2973 If there are no caller-saved registers, mark all registers that
2974 are clobbered by the call which returns as clobbered.
2975 (ix86_handle_no_caller_saved_registers_attribute): New function.
2976 (ix86_handle_interrupt_attribute): Likewise.
2977 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2979 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2980 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2981 accumulation in interrupt function if stack may be realigned to
2983 (EPILOGUE_USES): New.
2984 (function_type): New enum.
2985 (machine_function): Add func_type and no_caller_saved_registers.
2986 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2987 (interrupt_return): New pattern.
2988 * doc/extend.texi: Document x86 interrupt and
2989 no_caller_saved_registers attributes.
2991 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2993 PR tree-optimization/52171
2994 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2995 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2996 Look for constant strings. Move some code to emit_block_cmp_hints
2998 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2999 * defaults.h (COMPARE_MAX_PIECES): New macro.
3000 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3001 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3002 (clear_by_pieces_1): Don't declare. Move definition before use.
3003 (can_do_by_pieces): New static function.
3004 (can_move_by_pieces): Use it. Return bool.
3005 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3006 OP. All callers changed. Handle COMPARE_BY_PIECES.
3007 (class pieces_addr); New.
3008 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3009 pieces_addr::adjust, pieces_addr::increment_address,
3010 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3012 (class op_by_pieces_d): New.
3013 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3015 (class move_by_pieces_d, class compare_by_pieces_d,
3016 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3017 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3018 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3019 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3020 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3021 compare_by_pieces_d::finish_mode): New member functions.
3022 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3024 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3025 (emit_block_cmp_hints): New function.
3026 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3027 use the newly defined classes.
3028 * expr.h (by_pieces_constfn): New typedef.
3029 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3030 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3031 (move_by_pieces_ninsns): Don't declare.
3032 (can_move_by_pieces): Change return value to bool.
3033 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3034 (compare_by_pieces_branch_ratio): New hook.
3035 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3036 (by_pieces_ninsns): Declare.
3037 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3039 (default_compare_by_pieces_branch_ratio): New function.
3040 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3041 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3042 * doc/tm.texi: Regenerate.
3043 * tree-ssa-strlen.c: Include "builtins.h".
3044 (handle_builtin_memcmp): New static function.
3045 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3046 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3048 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3050 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3051 relevant stmts which are simple and invariant.
3052 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3053 instead of simple and invariant
3055 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3057 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3058 (vectorizable_reduction): Check for new relevant state.
3059 (vectorizable_live_operation): vectorize live stmts using
3060 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3061 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3062 (vect_stmt_relevant_p): Check for stmts which are only used live.
3063 (process_use): Use of a stmt does not inherit it's live value.
3064 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3065 (vect_analyze_stmt): Check for new relevant state.
3066 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3067 outside the loop, but not inside it.
3069 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3071 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3072 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3073 (vect_get_vec_def_for_operand): Split out code.
3075 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3077 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3079 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3081 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3083 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3085 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3087 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3090 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3091 to noreturn e->callee->decl that has void return type and void
3092 arguments, adjust gimple_call_fntype and remove lhs even if it had
3093 previously addressable type.
3095 2016-06-02 Jeff Law <law@redhat.com>
3097 PR tree-optimization/71328
3098 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3099 error when checking for a jump back onto the copied path.
3101 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3103 * config/microblaze/microblaze.c (get_branch_target): Add return
3104 NULL_RTX for the non-CALL_P case.
3105 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3106 (insert_wic): Remove unused local "j".
3108 2016-06-02 Martin Liska <mliska@suse.cz>
3110 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3112 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3113 Julia Koval <julia.koval@intel.com>
3115 * function.c (assign_parm_setup_stack): Force source into a
3117 * target.def (function_incoming_arg): Update documentation to
3118 allow arbitrary address computation based on hard register.
3119 * doc/tm.texi: Regenerated.
3121 2016-06-02 Martin Liska <mliska@suse.cz>
3123 * predict.c (combine_predictions_for_bb): Fix first match in
3124 cases where a first predictor contains more than one occurence
3125 in list of predictors. Take the best value in such case.
3127 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3129 PR rtl-optimization/71295
3130 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3131 offset would go over the size of the inner mode reject it.
3133 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3135 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3136 x=x,x and v=v,m instead of x=x,m.
3138 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3139 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3140 alternative to v=rm,C.
3142 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3143 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3144 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3145 instead of vex for the last two above mentioned alternatives.
3147 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3150 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3152 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3154 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3156 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3158 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3159 from int to unsigned.
3161 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3163 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3164 alternatives, eliminating preferred register class. Add support
3165 for the MTVSRDD instruction in ISA 3.0.
3166 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3167 reg_or_indexed_operand.
3168 (vsx_splat_v4sf_internal): Likewise.
3170 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3173 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3174 for loading up all 0's or all 1's.
3176 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3178 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3180 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3182 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3184 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3185 * gcc.c (set_source_date_epoch_envvar): New function, sets
3186 the SOURCE_DATE_EPOCH environment variable to the current time.
3188 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3190 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3191 the factor for live Phi nodes.
3193 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3195 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3196 * tree-parloops.c (parallelize_loops): likewise.
3197 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3198 tree_unswitch_outer_loop): likewise.
3200 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3203 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3204 around creation of the temporary.
3206 2016-06-01 Richard Biener <rguenther@suse.de>
3208 PR tree-optimization/71366
3209 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3210 (unloop_loops): Move removing edges here ...
3211 (try_unroll_loop_completely): ... from here.
3212 (try_peel_loop): ... and here.
3213 (tree_unroll_loops_completely_1): Track parent loops via
3214 bitmap of header BBs.
3215 (tree_unroll_loops_completely): Adjust for that.
3217 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3219 * config/rs6000/altivec.h (vec_slv): New macro.
3220 (vec_srv): New macro.
3221 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3222 (UNSPEC_VSRV): New value.
3225 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3226 (vsrv): New builtin definition.
3227 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3228 define argument types for new builtin.
3229 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3231 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3234 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3235 Jocelyn Mayer <l_indien@magic.fr>
3238 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3239 detect processor family for signature_CENTAUR_ebx.
3240 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3241 signature_CENTAUR_ebx.
3242 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3243 <default>: Pass x86-64 for has_longmode.
3245 2016-06-01 Nathan Sidwell <nathan@acm.org>
3247 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3250 2016-06-01 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/71261
3253 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3254 of stmts successfully put in the bool pattern. Remove
3255 single-use restriction.
3256 (adjust_bool_pattern_cast): Add cast at the use site via the
3257 pattern def sequence.
3258 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3259 of patterned defs. Use the pattern def seqence instead of
3260 multiple independent patterns.
3261 (sort_after_uid): New qsort compare function.
3262 (adjust_bool_stmts): New function to process stmts in the bool
3263 pattern in IL order.
3264 (vect_recog_bool_pattern): Adjust.
3265 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3266 (ifcvt_walk_pattern_tree): Likewise.
3267 (stmt_is_root_of_bool_pattern): Likewise.
3268 (ifcvt_repair_bool_pattern): Likewise.
3269 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3271 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3273 * loop-unroll.c (decide_unroll_constant_iterations,
3274 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3275 likely upper bounds.
3276 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3278 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3280 * tree-core.h (enum omp_clause_code): Remove
3281 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3283 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3285 * config/arm/sync.md (arm_store_exclusive<mode>):
3286 Use 'H' output modifier on operands[2] rather than creating a new
3287 entry in out-of-bounds memory of the operands array.
3288 (arm_store_release_exclusivedi): Likewise.
3290 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3292 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3293 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3294 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3295 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3297 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3299 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3300 into account live statements for mask producers.
3302 2016-06-01 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/71311
3305 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3306 restrict to non-INTEGER_CST @0.
3308 2016-06-01 Richard Biener <rguenther@suse.de>
3310 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3311 (relational patterns): Use :c to avoid pattern duplications.
3313 2016-06-01 Richard Biener <rguenther@suse.de>
3315 * genmatch.c (comparison_code_p): New predicate.
3316 (swap_tree_comparison): New function.
3317 (commutate): Add for_vec parameter to append new for entries.
3318 Support commutating relational operators by swapping it alongside
3320 (lower_commutative): Adjust.
3321 (dt_simplify::gen): Do not pass artificial operators to gen
3323 (decision_tree::gen): Do not add artificial operators as parameters.
3324 (parser::parse_expr): Verify operator commutativity when :c is
3325 applied. Allow :C to override this.
3326 * match.pd: Adjust patterns to use :C instead of :c where required.
3328 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3330 PR tree-optimization/71077
3331 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3332 the combining step, use boolean_false_node and boolean_true_node
3333 as the designated false/true return values.
3335 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3337 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3338 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3339 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3342 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3344 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3345 of flags impliying the register renaming.
3346 * toplev.c (process_options): Do not imply flag_rename_registers with
3349 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3351 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3352 default implementation.
3354 2016-05-31 Nathan Sidwell <nathan@acm.org>
3356 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3358 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3360 * config/sh/constraints.md (b): Remove constraint.
3361 * config/sh/predicates.md (arith_reg_operand): Remove
3363 * config/sh/sh-modes.def (PDI): Remove.
3364 * config/sh/sh.c (sh_target_reg_class,
3365 sh_optimize_target_register_callee_saved): Remove functions.
3366 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3367 (sh_expand_epilogue): Update comment.
3368 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3369 sh_secondary_reload): Remove TARGET_REGS related code.
3370 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3371 TARGET_REGISTER_P): Remove macros.
3372 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3373 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3374 TR1_REG, TR2_REG): Remove constants.
3375 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3377 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3379 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3380 define_expand patterns.
3381 (adddi3_compact): Rename to adddi3.
3382 (subdi3_compact): Rename to subdi3.
3383 (*negdi2): Rename to negdi2.
3384 (*abs<mode>2): Rename to abs<mode>2.
3386 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3388 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3389 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3390 (atomic_sub_fetchsi): ... this new pattern.
3391 (mvtc): Add CC_REG clobber.
3393 2016-05-31 Marek Polacek <polacek@redhat.com>
3395 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3397 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3399 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3400 aarch64_fusion_enabled_p to check for fusion capabilities.
3402 2016-05-31 Richard Biener <rguenther@suse.de>
3404 PR tree-optimization/71352
3405 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3406 minus one and a negate.
3408 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3410 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3411 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3413 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3414 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3415 Remove use of aarch64_simd_attr_length_move, set length attribute
3417 (*aarch64_be_movoi): Likewise.
3418 (*aarch64_be_movci): Likewise.
3419 (*aarch64_be_movxi): Likewise.
3421 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3423 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3424 It no longer does that.
3425 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3427 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3429 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3430 attribute __unused__.
3432 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3434 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3435 * config/arm/arm.c (arm_arch_thumb1): Define.
3436 (arm_option_override): Initialize arm_arch_thumb1.
3437 * config/arm/arm.h (arm_arch_thumb1): Declare.
3438 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3439 support Thumb-1 ISA.
3441 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3444 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3445 `Yv' for scalar operand.
3447 2016-05-31 Tom de Vries <tom@codesourcery.com>
3449 PR tree-optimization/69068
3450 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3451 phis with more than two args.
3453 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3455 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3456 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3459 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3461 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3463 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3465 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3466 cpu_32, cpu_64, tune_32 and tune_64.
3467 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3469 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3473 2016-05-30 Andi Kleen <ak@linux.intel.com>
3475 * auto-profile.c (read_profile): Replace asserts with errors
3476 when file does not exist.
3477 * gcov-io.c (gcov_read_words): Dito.
3479 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3481 * tree-cfg.c (print_loop): Print likely upper bounds.
3483 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3485 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3486 * opts.c (default_options): Enable peel loops at -O3.
3487 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3488 (try_peel_loop): Do not re-peel already peeled loops;
3489 use likely upper bounds; fix profile updating.
3490 (pass_complete_unroll::execute): Initialize peeled_loops.
3492 2016-05-30 Martin Liska <mliska@suse.cz>
3494 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3495 computed costs by frequency of BB they belong to.
3496 (get_scaled_computation_cost_at): New function.
3498 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3499 Marc Glisse <marc.glisse@inria.fr>
3501 PR tree-optimization/71289
3502 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3504 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3506 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3508 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3510 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3511 for peeled copies; avoid underflow when updating estimates; correctly
3514 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3516 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3517 r236875. Corrected oe3 to oe2 as obvious.
3519 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3523 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3524 that inserted stmt will not dominate stmts that defines its operand.
3525 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3526 (rewrite_expr_tree_parallel): Likewise.
3528 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3531 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3532 all fields including stmt_to_insert are swapped.
3534 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3536 * predict.h (force_edge_cold): Declare.
3537 * predict.c (force_edge_cold): New function.
3538 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3540 (canonicalize_loop_induction_variables): Fix formating.
3542 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3544 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3545 (visium_expand_copysign): Use gen_int_mode directly.
3546 (visium_compute_frame_size): Minor tweaks.
3548 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3550 * tree-vect-loop.c (vect_analyze_loop_2): Use
3551 likely_max_stmt_executions_int.
3553 2016-05-30 Tom de Vries <tom@codesourcery.com>
3555 PR tree-optimization/69067
3556 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3558 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3562 New peepholes to remove unneeded fild/fistp pairs.
3563 (define_peephole2 atomic_loaddi_fpu): Ditto.
3565 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3567 * predict.c (maybe_hot_frequency_p): Avoid division.
3569 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3571 * doc/install.texi: Use https for shop.fsf.org.
3573 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3575 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3576 likely_max_stmt_executions_int.
3578 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3580 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3581 likely_max_stmt_executions_int.
3583 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3585 * profile.c (compute_branch_probabilities): Do not report hitrates
3587 (branch_prob): Report hitrates here.
3588 * predict.c (gimple_predict_edge): Do not assert profile status;
3589 fix formatting issues.
3591 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3593 * predict.c (edge_predicted_by_p): New function.
3594 (predict_paths_for_bb): Do not put multiple predictions of the same type
3597 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3599 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3602 2016-05-28 Alan Modra <amodra@gmail.com>
3604 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3606 2016-05-28 Alan Modra <amodra@gmail.com>
3608 PR rtl-optimization/71275
3609 * ira.c (ira): Free dominance info.
3611 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3613 * doc/sourcebuild.texi: New address for upstream Go repository.
3615 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3617 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3618 (TARGET_ARM_V7M): Likewise.
3620 2016-05-26 Jeff Law <law@redhat.com>
3622 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3623 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3624 * passes.def: Add jump threading passes before DOM/VRP.
3625 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3626 argument to a basic block from an edge. Remove tests which are
3628 (pass_data_thread_jumps, class pass_thread_jumps): New.
3629 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3630 (make_pass_thread_jumps): Likewise.
3631 * tree-pass.h (make_pass_thread_jumps): Declare.
3633 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3635 * config/visium/visium-protos.h (split_double_move): Rename into...
3636 (visium_split_double_move): ...this.
3637 (visium_split_double_add): Declare.
3638 * config/visium/visium.c (split_double_move): Rename into...
3639 (visium_split_double_move): ...this.
3640 (visium_split_double_add): New function.
3641 (visium_expand_copysign): Renumber operands for consistency.
3642 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3643 (DFmode move splitter): Likewise.
3644 (*addi3_insn): Split by means of visium_split_double_add.
3645 (*adddi3_insn_flags): Delete.
3646 (*plus_plus_sltu<subst_arith>): New insn.
3647 (*subdi3_insn): Split by means of visium_split_double_add.
3648 (subdi3_insn_flags): Delete.
3649 (*minus_minus_sltu<subst_arith>): New insn.
3650 (*negdi2_insn): Split by means of visium_split_double_add.
3651 (*negdi2_insn_flags): Delete.
3653 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3655 * configure.ac: Treat a --with-headers option without argument
3656 the same as the default (i.e. consult sys-include directory).
3657 * configure: Regenerate.
3659 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3661 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3662 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3664 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3665 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3667 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3670 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3671 tree-stdarg analysis results.
3672 (aarch64_setup_incoming_varargs): Likewise.
3674 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3676 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3677 va_list_gpr_counter_field and va_list_fpr_counter_field.
3679 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3682 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3683 * config/aarch64/aarch64.c
3684 (aarch64_cannot_change_mode_class): Remove function.
3685 * config/aarch64/aarch64-protos.h
3686 (aarch64_cannot_change_mode_class): Remove.
3688 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3690 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3691 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3692 get_likely_max_loop_iterations_int): New.
3693 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3694 any_likely_upper_bound.
3695 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3697 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3698 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3700 (unroll_loop_constant_iterations): Likewise.
3701 (unroll_loop_runtime_iterations): Likewise.
3702 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3703 * lto-streamer-out.c (output_cfg): Likewise.
3704 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3706 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3707 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3708 (likely_max_loop_iterations): New.
3709 (likely_max_loop_iterations_int): New.
3710 (likely_max_stmt_executions): New.
3711 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3712 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3713 likely_max_stmt_executions): Declare.
3715 2016-05-27 Marek Polacek <polacek@redhat.com>
3718 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3720 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3722 * config/s390/s390.md (2x risbg splitters): Use
3723 reg_overlap_mentioned_p instead of rtx_equal_p.
3725 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3727 * combine.c (make_compound_operation): Take known zero bits into
3728 account when checking for possible zero_extend.
3730 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3732 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3733 Use const_int_operand for operand 2 predicate. Simplify expand code
3736 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3739 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3742 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3744 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3745 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3746 that returns CC_SESWPmode and CC_ZESWPmode.
3747 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3749 (aarch64_rtx_costs): Likewise.
3751 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3753 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3754 for ISA 3.0 min/max support.
3755 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3756 conditional move support.
3757 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3758 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3760 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3761 conditional moves where the comparison type is different from move
3763 (fp_minmax): New code iterator for smin/smax.
3764 (minmax): New code attributes for min/max.
3765 (SMINMAX): Likewise.
3766 (smax<mode>3): Combine min, max insns into one insn using the
3767 fp_minmax code iterator. Add support for ISA 3.0 min/max
3768 instructions that don't need -ffast-math.
3769 (s<minmax><mode>3): Likewise.
3770 (smax<mode>3_vsx): Likewise.
3771 (smin<mode>3): Likewise.
3772 (s<minmax><mode>3_vsx): Likewise.
3773 (smin<mode>3_vsx): Likewise.
3774 (pre-VSX min/max splitters): Likewise.
3775 (s<minmax><mode>3_fpr): Likewise.
3776 (movsfcc): Rewrite floating point conditional moves to combine
3777 SFmode/DFmode into a single insn.
3778 (mov<mode>cc): Likewise.
3779 (movdfcc): Likewise.
3780 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3781 SFDF2 iterators to handle all combinations.
3782 (fseldfsf4): Likewise.
3783 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3784 (fseldfdf4): Likewise.
3785 (fselsfdf4): Likewise.
3786 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3787 comparison instructions that set a 0/-1 mask, and use it for
3788 floating point conditional move via XXSEL.
3789 (fpmask<mode>): Likewise.
3790 (xxsel<mode>): Likewise.
3791 * config/rs6000/predicates.md (min_max_operator): Delete, no
3793 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3794 instructions that generate a 0/-1 mask for use with XXSEL.
3795 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3796 say whether floating point min/max is available, either through
3797 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3798 (TARGET_MINMAX_DF): Likewise.
3800 2016-05-27 Alan Modra <amodra@gmail.com>
3802 PR rtl-optimization/71275
3803 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3804 for update_equiv_regs and combine_and_move_insns.
3806 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3808 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3809 if_then_else or cond RTXes to calculate attribute value.
3810 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3811 <attr "length_immediate>: Ditto.
3812 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3813 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3814 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3815 <attr "type">: Ditto.
3816 <attr "prefix_data16">: Ditto.
3817 <attr "prefix_extra">: Ditto.
3818 <attr "length_immediate">: Ditto.
3819 <attr "prefix">: Ditto.
3820 (vec_set<mode>_0) <attr "isa">: Ditto.
3821 <attr "prefix_extra">: Ditto.
3822 <attr "length_immediate">: Ditto.
3823 <attr "prefix">: Ditto.
3824 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3825 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3826 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3827 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3828 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3829 <attr "length_immediate">: Ditto.
3830 <attr "prefix">: Ditto.
3831 (sse2_movsd) <attr "length_immediate">: Ditto.
3832 <attr "prefix">: Ditto.
3833 (vec_concatv2df) <attr "isa">: Ditto.
3834 <attr "prefix">: Ditto.
3835 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3836 (*vec_extractv2di_1) <attr "isa">: Ditto.
3837 <attr "type">: Ditto.
3838 <attr "length_immediate">: Ditto.
3839 <attr "prefix_rex">: Ditto.
3840 <attr "prefix_extra">: Ditto.
3841 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3842 <attr "prefix_extra">: Ditto.
3843 <attr "length_immediate">: Ditto.
3844 (vec_concatv2di) <attr "isa">: Ditto.
3845 <attr "prefix_extra">: Ditto.
3846 <attr "length_immediate">: Ditto.
3847 <attr "prefix">: Ditto.
3849 2016-05-26 Martin Liska <mliska@suse.cz>
3851 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3853 (operator+): Likewise.
3854 (operator-): Likewise.
3855 (comp_cost::operator+=): Likewise.
3856 (comp_cost::operator-=): Likewise.
3857 (comp_cost::operator/=): Likewise.
3858 (comp_cost::operator*=): Likewise.
3859 (operator<): Likewise.
3860 (operator==): Likewise.
3861 (operator<=): Likewise.
3863 (infinite_cost_p): Likewise.
3864 (add_costs): Likewise.
3865 (sub_costs): Likewise.
3866 (compare_costs): Likewise.
3867 (set_group_iv_cost): Use the newly introduced functions.
3868 (get_address_cost): Likewise.
3869 (get_shiftadd_cost): Likewise.
3870 (force_expr_to_var_cost): Likewise.
3871 (split_address_cost): Likewise.
3872 (ptr_difference_cost): Likewise.
3873 (difference_cost): Likewise.
3874 (get_computation_cost_at): Likewise.
3875 (determine_group_iv_cost_generic): Likewise.
3876 (determine_group_iv_cost_address): Likewise.
3877 (determine_group_iv_cost_cond): Likewise.
3878 (autoinc_possible_for_pair): Likewise.
3879 (determine_group_iv_costs): Likewise.
3880 (cheaper_cost_pair): Likewise.
3881 (iv_ca_recount_cost): Likewise.
3882 (iv_ca_set_no_cp): Likewise.
3883 (iv_ca_set_cp): Likewise.
3884 (iv_ca_cost): Likewise.
3885 (iv_ca_new): Likewise.
3886 (iv_ca_dump): Likewise.
3887 (iv_ca_narrow): Likewise.
3888 (iv_ca_prune): Likewise.
3889 (iv_ca_replace): Likewise.
3890 (try_add_cand_for): Likewise.
3891 (try_improve_iv_set): Likewise.
3892 (find_optimal_iv_set): Likewise.
3894 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3896 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3897 that internal functions will clobber all caller-saved registers.
3899 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3901 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3902 Return a better case_values_threshold when optimizing.
3904 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3906 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3907 Add ? to integer variant.
3908 (aarch64_combinez_be): Likewise.
3910 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3912 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3913 instead of x constraint.
3914 (vcvtps2ph256<mask_name>): Likewise.
3916 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3917 alternative. Formatting fix.
3919 * config/i386/sse.md
3920 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3922 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3923 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3924 maybe_evex prefix instead of vex.
3925 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3926 EXT_REX_SSE_REG_P (op0) case in the splitter.
3928 2016-05-25 Jeff Law <law@redhat.com>
3930 PR tree-optimization/71272
3931 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3932 Update comments. Add test for empty path.
3934 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3936 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3937 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3938 special case builtin.
3939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3940 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3941 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3942 for __builtin_vec_cmpne.
3944 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3946 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3947 redundant test and bail out if the type of the new operand is not
3948 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3950 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3952 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3953 (x_ix86_target_flags_explicit): Remove.
3954 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3955 x_ix86_target_flags_explicit.
3956 (ix86_function_specific_restore): Ditto.
3958 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3959 H.J. Lu <hongjiu.lu@intel.com>
3962 * common/config/i386/i386-common.c
3963 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3964 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3965 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3966 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3967 (-mgeneral-regs-only): Add new option.
3968 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3969 x87 instructions if only general registers are allowed.
3970 (ix86_target_string): Add ix86_flags argument. Handle additional
3971 flags options through ix86_flags argument. Update all callers.
3972 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3974 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3976 PR rtl-optimization/66940
3977 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3978 decrementing desired_val will not overflow before performing these
3981 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3983 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3984 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3985 * config/i386/i386.c (enum ix86_builtins): Add
3986 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3987 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3988 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3989 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3990 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3991 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3992 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3993 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3994 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3995 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3996 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3997 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3998 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3999 __builtin_ia32_cvtps2dq512_mask.
4000 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4001 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4002 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4003 * config/i386/sse.md
4004 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4006 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4007 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4009 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4010 (avx512f_vec_pack_sfix_v8df): New define_expand.
4011 (avx512f_roundpd512): Rename to ...
4012 (avx512f_round<castmode>512): ... this. Change iterator.
4013 (avx512f_roundps512_sfix): New define_expand.
4014 (round<mode>2_sfix): Change iterator.
4016 2016-05-25 Nick Clifton <nickc@redhat.com>
4018 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4019 static interrupt handler is detected.
4020 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4021 default linker script.
4022 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4023 the low part of a symbolic pointer.
4025 2016-05-25 Richard Biener <rguenther@suse.de>
4027 PR tree-optimization/71261
4028 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4029 interesting stmt instead of immediate uses when looking
4030 for the use operand to replace.
4032 2016-05-25 Martin Liska <mliska@suse.cz>
4034 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4036 2016-05-25 Richard Biener <rguenther@suse.de>
4038 PR tree-optimization/71264
4039 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4042 2016-05-25 Martin Liska <mliska@suse.cz>
4044 PR tree-optimization/71239
4045 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4046 if DECL_SIZE is NULL.
4048 2016-05-25 Richard Biener <rguenther@suse.de>
4050 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4051 * tree-if-conv.c (pass_data_if_conversion): Use it.
4053 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4055 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4056 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4057 * varpool.c (varpool_node::get_availability): Likewise.
4059 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4061 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4062 VNEGW/VNEGD instructions.
4063 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4064 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4065 support for ISA 3.0 VNEGW/VNEGD instructions.
4067 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4069 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4070 pointers inside OACC_DATA regions.
4071 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4072 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4073 (gimplify_adjust_omp_clauses): Fix typo in comment.
4075 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4077 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4078 parity built-in functions.
4079 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4081 (p9v_parity<mode>2): Likewise.
4082 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4084 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4085 (parity<mode>2): ISA 3.0 expander for vector parity.
4086 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4088 (BU_P9_64BIT_MISC_0): Likewise.
4089 (BU_P9_MISC_0): Likewise.
4090 (BU_P9V_AV_1): Likewise.
4091 (BU_P9V_AV_2): Likewise.
4092 (BU_P9V_AV_3): Likewise.
4093 (BU_P9V_AV_P): Likewise.
4094 (BU_P9V_VSX_1): Likewise.
4095 (BU_P9V_OVERLOAD_1): Likewise.
4096 (BU_P9V_OVERLOAD_2): Likewise.
4097 (BU_P9V_OVERLOAD_3): Likewise.
4098 (VCTZB): Add vector count trailing zeros support.
4102 (VPRTYBD): Add vector parity support.
4103 (VPRTYBQ): Likewise.
4104 (VPRTYBW): Likewise.
4105 (VCTZ): Add overloaded vector count trailing zeros support.
4106 (VPRTYB): Add overloaded vector parity support.
4107 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4108 overloaded vector count trailing zeros and parity instructions.
4109 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4110 vector parity support.
4111 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4112 trailing zeros support.
4113 (vec_cntlz): Likewise.
4114 (vec_vctzb): Likewise.
4115 (vec_vctzd): Likewise.
4116 (vec_vctzh): Likewise.
4117 (vec_vctzw): Likewise.
4118 (vec_vprtyb): Add ISA 3.0 vector parity support.
4119 (vec_vprtybd): Likewise.
4120 (vec_vprtybw): Likewise.
4121 (vec_vprtybq): Likewise.
4122 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4123 the ISA 3.0 vector count trailing zeros and vector parity built-in
4126 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4128 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4129 when there is stmt_to_insert.
4131 2016-05-24 Martin Sebor <msebor@redhat.com>
4134 * tree.h (complete_or_array_type_p): New inline function.
4136 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4138 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4139 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4140 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4142 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4143 Limit 1st alternative to noavx isa, split 2nd alternative into one
4144 noavx and one avx alternative, use *x and Bm in the former and
4145 x and m in the latter.
4147 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4148 of sse4 for the first alternative, drop %v from the template
4149 and d operand modifier. Split second alternative into one sse4_noavx
4150 and one avx alternative, use *x instead of *v in the former and v
4151 instead of *v in the latter.
4152 (*sse4_1_extractps): Use noavx isa instead of * for the first
4153 alternative, drop %v from the template. Split second alternative into
4154 one noavx and one avx alternative, use *x instead of *v in the
4155 former and v instead of *v in the latter.
4156 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4157 with noavx and the last one with avx.
4158 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4159 split the second one into one noavx and one avx alternative,
4160 use *x and Bm in the former and x and m in the latter one.
4161 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4164 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4165 first two alternatives to noavx, use *x instead of *v in the second
4166 one, add avx alternative without *.
4167 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4168 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4169 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4171 2016-05-24 Jeff Law <law@redhat.com>
4173 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4174 New function, extracted from...
4175 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4176 Allow simple copies and constant initializations in the SSA chain.
4178 2016-05-24 Marek Polacek <polacek@redhat.com>
4181 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4184 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4187 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4188 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4189 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4190 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4191 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4193 2016-05-24 Richard Biener <rguenther@suse.de>
4195 PR tree-optimization/71240
4196 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4199 2016-05-24 Richard Biener <rguenther@suse.de>
4201 PR tree-optimization/71230
4202 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4204 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4206 * tree-vectorizer.h (vectorizable_comparison): Delete.
4207 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4208 PURE_SLP_STMT check.
4209 * tree-vect-stmts.c (vectorizable_call): Likewise.
4210 (vectorizable_simd_clone_call): Likewise.
4211 (vectorizable_conversion): Likewise.
4212 (vectorizable_assignment): Likewise.
4213 (vectorizable_shift): Likewise.
4214 (vectorizable_operation): Likewise.
4215 (vectorizable_load): Likewise.
4216 (vectorizable_condition): Likewise.
4217 (vectorizable_store): Likewise. Assert that we don't have
4219 (vectorizable_comparison): Make static. Remove redundant
4220 PURE_SLP_STMT check.
4221 (vect_transform_stmt): Assert that we always have an slp_node
4224 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4226 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4227 operands[2] against 1 with comparison against CONST1_RTX.
4228 (<shift>di3_neon): Likewise.
4229 * config/arm/predicates.md (const0_operand): Replace with comparison
4232 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4234 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4235 operands[2] against 1 with comparison against CONST1_RTX.
4236 (ashrdi3): Likewise.
4237 (lshrdi3): Likewise.
4238 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4240 (ashrsi3): Likewise.
4241 (lshrsi3): Likewise.
4242 (rotrsi3): Likewise.
4243 (define_split above *compareqi_eq0): Likewise.
4244 (define_split above "prologue"): Likewise.
4245 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4246 * config/arm/predicates.md (shift_operator): Likewise.
4247 (shift_nomul_operator): Likewise.
4248 (sat_shift_operator): Likewise.
4249 (thumb1_cmp_operand): Likewise.
4250 (const_neon_scalar_shift_amount_operand): Replace manual range
4251 check with IN_RANGE.
4252 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4253 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4255 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4257 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4258 with HOST_WIDE_INT_1.
4260 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4261 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4262 (arm_canonicalize_comparison): Likewise.
4263 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4265 (thumb1_size_rtx_costs): Likewise.
4266 (vfp_const_double_index): Replace cast of 1 to unsigned
4267 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4268 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4270 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4271 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4272 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4273 HOST_WIDE_INT with HOST_WIDE_INT_1.
4275 2016-05-24 Marek Polacek <polacek@redhat.com>
4277 * tree-cfg.h (should_remove_lhs_p): New predicate.
4278 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4279 * gimplify.c (gimplify_modify_expr): Likewise.
4280 * tree-cfg.c (verify_gimple_call): Likewise.
4281 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4282 * gimple-fold.c: Include "tree-cfg.h".
4283 (gimple_fold_call): Use should_remove_lhs_p.
4285 2016-05-24 Richard Biener <rguenther@suse.de>
4287 PR tree-optimization/71253
4288 * cfganal.h (control_dependences): Make robust against edge
4290 (control_dependences::control_dependences): Remove edge_list argument.
4291 (control_dependences::get_edge): Remove.
4292 (control_dependences::get_edge_src): Add.
4293 (control_dependences::get_edge_dest): Likewise.
4294 (control_dependences::m_el): Make a vector of edge src/dest index.
4295 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4296 (control_dependences::control_dependences): Likewise.
4297 (control_dependences::~control_dependence): Likewise.
4298 (control_dependences::get_edge): Remove.
4299 (control_dependences::get_edge_src): Add.
4300 (control_dependences::get_edge_dest): Likewise.
4301 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4303 (perform_tree_ssa_dce): Adjust.
4304 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4306 (pass_loop_distribution::execute): Adjust. Do loop destroying
4307 conditional on changed.
4309 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4312 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4313 return. Reindent transformation comment and mention the ARM state
4316 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4319 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4320 after build_and_add_sum creates new use stmt.
4322 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4324 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4325 load_lanes/grouped_load classification comes first. Don't check
4326 whether the vectorization factor is a multiple of the group size
4329 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4331 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4332 GROUP_GAP for single-element interleaving.
4333 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4336 2016-05-24 Richard Biener <rguenther@suse.de>
4340 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4341 bases which are accessed with non-invariant indices.
4342 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4343 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4345 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4348 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4349 (add_to_ops_vec): Add stmt_to_insert.
4350 (add_repeat_to_ops_vec): Init stmt_to_insert.
4351 (insert_stmt_before_use): New.
4352 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4354 (get_ops): Init stmt_to_insert.
4355 (maybe_optimize_range_tests): Likewise.
4356 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4357 (rewrite_expr_tree_parallel): Likewise.
4358 (reassociate_bb): Likewise.
4360 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4363 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4364 ISA 3.0 xxperm fusion alternative.
4365 (altivec_vperm_v8hiv16qi): Likewise.
4366 (altivec_vperm_<mode>_uns_internal): Likewise.
4367 (vperm_v8hiv4si): Likewise.
4368 (vperm_v16qiv8hi): Likewise.
4370 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4371 Kelvin Nilsen <kelvin@gcc.gnu.org>
4373 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4374 vpermr/xxpermr on ISA 3.0.
4375 (altivec_expand_vec_perm_le): Likewise.
4376 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4377 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4380 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.h (IS_STACK_MODE): Enable for
4383 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4384 SSE_FLOAT_MODE_P macros.
4385 * config/i386/i386.c (ix86_preferred_reload_class): Use
4386 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4387 Cleanup regclass processing for CONST_DOUBLE_P.
4388 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4389 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4390 with IS_STACK_MODE macro.
4391 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4393 (*movdf_internal): Use IS_STACK_MODE macro.
4394 (*movsf_internal): Ditto.
4396 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4398 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4399 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4401 2016-05-23 Jeff Law <law@redhat.com>
4403 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4405 (fsm_find_control_statement_thread_paths): Call it.
4407 2016-05-23 Martin Jambor <mjambor@suse.cz>
4410 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4411 from_global_constant if t is not NULL.
4413 2016-05-23 Marek Polacek <polacek@redhat.com>
4416 * common.opt (Wswitch-unreachable): New option.
4417 * doc/invoke.texi: Document -Wswitch-unreachable.
4418 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4421 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4423 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4424 TMR_INDEX is non-NULL.
4426 2016-05-23 Richard Biener <rguenther@suse.de>
4428 PR tree-optimization/71230
4429 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4430 (try_special_add_to_ops): ... here. Always test for single-use.
4432 2016-05-23 Martin Jambor <mjambor@suse.cz>
4434 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4435 default block if a PHI node in the original one would be resized.
4437 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4439 PR tree-optimization/58135
4440 * tree-vect-slp.c: When group size is not multiple
4441 of vector size, allow splitting of store group at
4444 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4446 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4448 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4450 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4451 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4452 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4455 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4456 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4457 v constraint instead of x and vinserti32x4 insn.
4459 * config/i386/sse.md (i128vldq): New mode iterator.
4460 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4461 avx512dq and avx512vl alternatives.
4463 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4464 constraint, use maybe_evex prefix instead of vex.
4465 (vec_dupv4sf): Use v constraint instead of x for output
4466 operand except for noavx alternative, use Yv constraint
4467 instead of x for input. Use maybe_evex prefix instead of vex.
4468 (*vec_dupv4si): Likewise.
4469 (*vec_dupv2di): Likewise.
4471 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4474 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4475 (linearize_expr_tree): Call try_special_add_to_ops.
4476 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4478 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4480 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4481 to computed stack_usage.
4483 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4486 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4487 operand is subreg (symbol_ref) then move the symbol ref to register.
4489 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4491 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4493 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4496 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4499 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4501 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4502 ranges by calling get_single_symbol and tidy up. Look more closely
4503 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4505 2016-05-20 Jeff Law <law@redhat.com>
4507 * bitmap.c (bitmap_find_bit): Remove useless test.
4509 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4511 * function.c (thread_prologue_and_epilogue_insns): Commit the
4512 insertion of the epilogue.
4514 2016-05-20 Martin Jambor <mjambor@suse.cz>
4516 PR tree-optimization/70884
4517 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4518 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4519 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4520 of constant pool data as a reason for scalarization.
4522 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4524 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4525 for naked functions.
4526 (thumb1_expand_prologue): Likewise.
4528 2016-05-20 Nathan Sidwell <nathan@acm.org>
4530 * config/nvptx/nptx.c (nvptx_option_override): Only set
4531 flag_toplevel_reorder, if not explicitly specified. Set
4532 flag_no_common, unless explicitly specified.
4534 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4536 * calls.c (can_implement_as_sibling_call_p): Mark param
4537 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4539 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4541 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4542 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4543 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4545 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4546 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4549 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4551 * config/nvptx/nvptx.md (sincossf3): New pattern.
4553 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4555 * calls.c (maybe_complain_about_tail_call): New function.
4556 (initialize_argument_information): Call
4557 maybe_complain_about_tail_call when clearing *may_tailcall.
4558 (can_implement_as_sibling_call_p): Call
4559 maybe_complain_about_tail_call when returning false.
4560 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4561 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4562 if tail-call optimization fails.
4563 * cfgexpand.c (expand_call_stmt): Initialize
4564 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4565 * gimple-pretty-print.c (dump_gimple_call): Dump
4566 gimple_call_must_tail_p.
4567 * gimple.c (gimple_build_call_from_tree): Call
4568 gimple_call_set_must_tail with the value of
4569 CALL_EXPR_MUST_TAIL_CALL.
4570 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4571 (gimple_call_set_must_tail): New function.
4572 (gimple_call_must_tail_p): New function.
4573 * print-tree.c (print_node): Update printing of TREE_STATIC
4574 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4575 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4576 trailing comment listing applicable flags.
4577 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4579 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4581 * calls.c (expand_call): Move "Rest of purposes for tail call
4582 optimizations to fail" to...
4583 (can_implement_as_sibling_call_p): ...this new function, and
4584 split into multiple "if" statements.
4586 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4588 * cfgloop.h (expected_loop_iterations_unbounded,
4589 expected_loop_iterations): Unconstify.
4590 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4591 profile with known upper bound; return 3 when profile is absent.
4592 (expected_loop_iterations): Update.
4594 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4596 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4597 and get_max_loop_iterations_int.
4599 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4601 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4602 realistic upper bounds here.
4604 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4607 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4608 calls if the LHS is variable length or has addressable type.
4609 If targets[0]->decl is a noreturn call with void return type and
4610 zero arguments, adjust fntype and remove lhs in that case.
4612 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4614 PR tree-optimization/71079
4615 PR tree-optimization/71206
4616 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4618 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4620 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4621 (get_vec_alignment_for_array_decl): Likewise.
4622 (get_vec_alignment_for_record_decl): Likewise.
4623 (increase_alignment::execute): Move code to find alignment to
4624 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4625 (type_align_map): New hash_map.
4627 2016-05-20 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/29756
4630 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4631 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4632 * fold-const.c (operand_equal_p): Likewise.
4633 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4634 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4635 * tree-inline.c (estimate_operator_cost): Likewise.
4636 * tree-pretty-print.c (dump_generic_node): Likewise.
4637 * tree-ssa-operands.c (get_expr_operands): Likewise.
4638 * cfgexpand.c (expand_debug_expr): Likewise.
4639 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4640 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4641 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4642 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4643 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4644 (execute_update_addresses_taken): Do it.
4646 2016-05-20 Richard Biener <rguenther@suse.de>
4648 PR tree-optimization/71185
4649 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4650 register operations.
4652 2016-05-20 Richard Biener <rguenther@suse.de>
4654 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4655 gimple_seq_add_seq_without_update.
4656 (release_bb_predicate): Assert we have no operands to free.
4657 (if_convertible_loop_p_1): Calculate post dominators later.
4658 Do not free BB predicates here.
4659 (combine_blocks): Do not recompute BB predicates.
4660 (version_loop_for_if_conversion): Save BB predicates around
4663 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4665 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4666 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4667 code. Ignore sibcalls on EDGE_IGNORE edges.
4668 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4669 on edges for sibcalls that run without prologue. The rest of the
4670 function is combined from...
4671 (fix_fake_fallthrough_edge): ... this, and ...
4672 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4673 function argument, make it a local variable.
4675 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4677 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4678 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4679 for 32-bit mode and SEH for 64-bit.
4680 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4681 TARGET_64BIT_DEFAULT.
4683 2016-05-19 Ryan Burn <contact@rnburn.com>
4685 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4686 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4688 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4690 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4691 force pending loads from memory.
4693 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4695 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4696 (UNSPEC_DARN_32): New unspec constant.
4697 (UNSPEC_DARN_RAW): New unspec constant.
4698 (darn_32): New instruction.
4699 (darn_raw): New instruction.
4700 (darn): New instruction.
4701 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4702 support and documentation for this macro.
4703 (BU_P9_MISC_1): New macro definition.
4704 (BU_P9_64BIT_MISC_0): New macro definition.
4705 (BU_P9_MISC_0): New macro definition.
4706 (darn_32): New builtin definition.
4707 (darn_raw): New builtin definition.
4708 (darn): New builtin definition.
4709 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4710 RS6000_BUILTIN_0 directives to surround each occurrence of
4711 #include "rs6000-builtin.def".
4712 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4713 RS6000_BTM_64BIT flags to the returned mask, depending on
4715 (def_builtin): Correct an error in the assignments made to the
4716 debugging variable attr_string.
4717 (rs6000_expand_builtin): Add support for no-operand built-in
4719 (builtin_function_type): Remove fatal_error assertion that is no
4721 (rs6000_common_init_builtins): Add support for no-operand built-in
4723 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4725 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4727 (RS6000_BTM_64BIT): New macro definition.
4728 * doc/extend.texi: Document __builtin_darn (void),
4729 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4732 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4734 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4735 max_loop_iterations_int.
4737 2016-05-19 Marek Polacek <polacek@redhat.com>
4739 PR tree-optimization/71031
4740 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4741 condition and adjust the code a bit.
4743 2016-05-19 Martin Liska <mliska@suse.cz>
4745 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4746 auto_vec instead of vec.
4748 2016-05-19 Martin Liska <mliska@suse.cz>
4750 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4752 2016-05-19 Martin Liska <mliska@suse.cz>
4754 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4756 2016-05-19 Martin Liska <mliska@suse.cz>
4758 * ipa-pure-const.c (set_function_state): Remove an existing
4760 (remove_node_data): Do not free it as it's released
4761 in set_function_state.
4763 2016-05-19 Martin Liska <mliska@suse.cz>
4765 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4768 2016-05-19 Martin Liska <mliska@suse.cz>
4770 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4772 2016-05-19 Martin Liska <mliska@suse.cz>
4774 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4775 an auto_vec instead of re-creating it.
4777 2016-05-19 Martin Liska <mliska@suse.cz>
4779 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4780 auto_vec instead of vec.
4782 2016-05-19 Martin Liska <mliska@suse.cz>
4784 * lto-section-in.c (lto_get_section_data): Call
4785 lto_check_version with additional argument.
4786 * lto-streamer.c (lto_check_version): Add new argument.
4787 * lto-streamer.h (lto_check_version): Likewise.
4789 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4791 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4792 Don't add cost of inner memory when handling sign-extended loads.
4794 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4796 PR rtl-optimization/71148
4797 * cse.c (cse_main): Free dominance info.
4798 (rest_of_handle_cse): Don't free dominance info.
4799 (rest_of_handle_cse2): Likewise.
4800 (rest_of_handle_cse_after_global_opts): Likewise.
4802 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4805 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4806 NULL_TREE early if NEON is not available. Remove now redundant check
4807 in ARM_CHECK_BUILTIN_MODE.
4809 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4812 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4813 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4814 * doc/cpp.texi: Document new macros.
4816 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4818 PR tree-optimization/69848
4819 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4820 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4822 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4824 * function.c (thread_prologue_and_epilogue_insn): Move the
4825 "goto epilogue_done" one block later.
4827 2016-05-19 Richard Biener <rguenther@suse.de>
4829 PR tree-optimization/70729
4830 * passes.def: Move LIM pass before PRE. Remove no longer
4831 required copyprop and move first DCE out of the loop pipeline.
4833 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4836 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4837 (OBJS-libcommon-target): ...here.
4838 * opts-common.c: Include spellcheck.h.
4839 (cmdline_handle_error): Build a vec of valid options and use it
4840 to suggest provide hints for misspelled arguments.
4842 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4845 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4846 lhs if it has TREE_ADDRESSABLE type.
4848 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4851 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4852 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4854 2016-05-18 Martin Jambor <mjambor@suse.cz>
4857 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4858 input for NOP_EXPR pass-through functions.
4859 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4860 aggregate global constant VAR_DECLs in constant jump functions.
4862 2016-05-18 Martin Jambor <mjambor@suse.cz>
4865 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4866 from TREE_READONLY parameters.
4868 2016-05-18 Martin Jambor <mjambor@suse.cz>
4871 * cgraph.h (cgraph_indirect_call_info): New field
4872 guaranteed_unmodified.
4873 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4874 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4876 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4877 pass the parameter value to ipa_find_agg_cst_for_param.
4878 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4879 guaranteed_unmodified, store AA results there instead of bailing out
4881 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4882 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4883 (find_constructor_constant_at_offset): New function.
4884 (ipa_find_agg_cst_from_init): Likewise.
4885 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4886 static initializers of contants, report back through a new paameter
4887 from_global_constant if that was the case.
4888 (try_make_edge_direct_simple_call): Also pass parameter value to
4889 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4891 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4892 (ipa_read_indirect_edge_info): Likewise.
4893 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4894 (ipa_load_from_parm_agg): Likewise.
4896 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4898 PR rtl-optimization/71150
4899 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4902 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4905 * config/rs6000/constraints.md (wE constraint): New constraint
4906 for a vector constant that can be loaded with XXSPLTIB.
4907 (wM constraint): New constraint for a vector constant of a 1's.
4908 (wS constraint): New constraint for a vector constant that can be
4909 loaded with XXSPLTIB and a vector sign extend instruction.
4910 * config/rs6000/predicates.md (xxspltib_constant_split): New
4911 predicates for wE/wS constraints.
4912 (xxspltib_constant_nosplit): Likewise.
4913 (easy_vector_constant): Add support for constants that can be
4914 loaded via XXSPLTIB.
4915 (all_ones_constant): New predicate for vector constant with all
4917 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4918 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4919 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4920 instruction and possibly with a sign extension.
4921 (output_vec_const_move): Add support for XXSPLTIB. If we are
4922 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4923 instead of XXLXOR/XXLORC.
4924 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4926 (rs6000_legitimize_reload_address): Likewise.
4927 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4929 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4930 combine VSX_M and VSX_M2 into one iterator.
4932 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4933 (VSINT_842): Likewise.
4934 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4935 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4936 XXSPLTIB instruction.
4937 (xxspltib_<mode>_nosplit): Likewise.
4938 (xxspltib_<mode>_split): New insn to load up constants with
4939 XXSPLTIB and a sign extend instruction.
4940 (vsx_mov<mode>): Replace single move that handled all vector types
4941 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4942 moves (when -mvsx-timode is in effect) into the main vector
4943 moves. Eliminate separate moves for <VSr> <VSa>, where the
4944 preferred register class (<VSr>) is listed first, and the
4945 secondary register class (<VSa>) is listed second with a '?' to
4946 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4947 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4948 that if the register was involved in a slow operation, the
4949 clear/set operation does not wait for the slow operation to
4950 finish. Adjust the length attributes for 32-bit mode. Use
4951 rs6000_output_move_128bit and drop the use of the string
4952 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4953 spacing so that the alternatives and attributes don't generate
4954 long lines, and put things in columns, so that it is easier to
4955 match up the operands and attributes with the insn alternatives.
4956 (vsx_mov<mode>_64bit): Likewise.
4957 (vsx_mov<mode>_32bit): Likewise.
4958 (vsx_movti_64bit): Fold movti into normal vector moves.
4959 (vsx_movti_32bit): Likewise.
4960 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4962 (vsx_splat_v4si_internal): Likewise.
4963 (vsx_splat_v4sf_internal): Likewise.
4964 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4965 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4966 extend vector elements.
4967 (vsx_sign_extend_hi_<mode>): Likewise.
4968 (vsx_sign_extend_si_v2di): Likewise.
4969 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4971 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4972 constraints. Add trailing period to wL documentation.
4974 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4977 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4978 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4979 * tree-call-cdce.c: Include tree-dfa.h.
4980 (can_guard_call_p): New function, extracted from...
4981 (can_use_internal_fn): ...here.
4982 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4984 (shrink_wrap_one_built_in_call): Likewise.
4985 (use_internal_fn): Likewise.
4986 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4987 and return void. Call replace_abnormal_ssa_names.
4988 (pass_call_cdce::execute): Check can_guard_call_p during the
4989 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4990 will always change something.
4992 2016-05-18 Martin Jambor <mjambor@suse.cz>
4995 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4996 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4998 2016-05-18 Martin Jambor <mjambor@suse.cz>
5001 * ipa-inline.h (condition): New field size.
5002 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5003 for comaprison and store it into the new condition.
5004 (evaluate_conditions_for_known_args): Use condition size to check
5005 access sizes for all but CHANGED conditions.
5006 (unmodified_parm_1): New parameter size_p, store access size into it.
5007 (unmodified_parm): Likewise.
5008 (unmodified_parm_or_parm_agg_item): Likewise.
5009 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5010 (set_cond_stmt_execution_predicate): Extract access sizes and store
5012 (set_switch_stmt_execution_predicate): Likewise.
5013 (will_be_nonconstant_expr_predicate): Likewise.
5014 (will_be_nonconstant_predicate): Likewise.
5015 (inline_read_section): Stream condition size.
5016 (inline_write_summary): Likewise.
5018 2016-05-18 Richard Biener <rguenther@suse.de>
5020 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5021 condition cost to PHI cost instead of total_cost.
5023 2016-05-18 Martin Liska <mliska@suse.cz>
5026 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5029 2016-05-18 Richard Biener <rguenther@suse.de>
5031 * lto-streamer.h (LTO_major_version): Bump to 6.
5033 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5035 * function.c (make_split_prologue_seq, make_prologue_seq,
5036 make_epilogue_seq): New functions, factored out from...
5037 (thread_prologue_and_epilogue_insns): Here.
5039 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5041 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5042 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5043 of before. Add a comment.
5045 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5047 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5048 expression pointer, not pointer to the pointer.
5050 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5052 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5053 (avx2_pbroadcast<mode>): Add another alternative with v instead
5054 of x constraints in it, using <pbroadcast_evex_isa> isa.
5055 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5057 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5058 constraint x instead of v in second alternative, add avx512bw
5061 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5062 constraint x instead of v in second alternative, add avx512bw
5065 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5066 constraint x instead of v in second alternative, add avx512bw
5069 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5070 avx512bw alternative.
5072 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5074 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5076 (define_insn "*andnottf3"): Ditto.
5077 (define_insn "*<code><mode>3"/any_logic): Ditto.
5078 (define_insn "*<code>tf3"/any_logic): Ditto.
5079 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5080 operand to block AVX-512VL insn variant emit when it is not enabled.
5082 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5084 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5085 constraint fot SF mode.
5087 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5088 Kirill Yukhin <kirill.yukhin@intel.com>
5090 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5092 (define_insn "rsqrt14<mode>"): Ditto.
5093 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5094 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5095 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5096 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5097 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5099 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5100 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5101 * config/i386/i386.c (ix86_print_operand): Expand check for size
5102 override codes for Intel syntax.
5104 2016-05-18 Richard Biener <rguenther@suse.de>
5106 PR tree-optimization/71168
5107 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5108 initialization earlier.
5110 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5112 * config/aarch64/aarch64-simd.md
5113 (aarch64_reduc_plus_internal<mode>): Rename to...
5114 (reduc_plus_scal): ...This, and remove previous implementation.
5116 2016-05-18 Richard Biener <rguenther@suse.de>
5118 * passes.def: Put late dse and cd_dce in canonical order.
5120 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5122 * ipa-inline-transform.c (preserve_function_body_p): Look for
5123 first non-thunk clone.
5124 (save_function_body): Save into first non-thunk.
5125 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5127 (lto_output_node): Inline thunks don't need body in every
5129 * lto-streamer-in.c: Do not fixup thunk clones.
5130 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5132 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5135 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5138 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5139 (reassociate_bb): Call transform_add_to_multiply.
5141 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5143 * config/aarch64/aarch64.c (all_extensions): Removed unused
5146 2016-05-17 Nathan Sidwell <nathan@acm.org>
5148 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5149 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5151 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5153 PR tree-optimization/54579
5155 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5157 2016-05-17 Marek Polacek <polacek@redhat.com>
5160 * tree-inline.c (expand_call_inline): Call
5161 maybe_remove_unused_call_args.
5163 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5165 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5166 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5167 * doc/md.texi (fmin@var{m}3): Likewise.
5169 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5171 * match.pd (X & C): New transformation.
5173 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5175 * match.pd (~X & Y): New transformation.
5177 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5179 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5180 information for new SSA_NAME.
5181 (simplify_conversion_using_ranges): Get range through get_range_info
5182 instead of get_value_range.
5184 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5186 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5187 Remove inline assembly.
5188 (vmvn_s16): Likewise.
5189 (vmvn_s32): Likewise.
5190 (vmvn_u8): Likewise.
5191 (vmvn_u16): Likewise.
5192 (vmvn_u32): Likewise.
5193 (vmvnq_s8): Likewise.
5194 (vmvnq_s16): Likewise.
5195 (vmvnq_s32): Likewise.
5196 (vmvnq_u8): Likewise.
5197 (vmvnq_u16): Likewise.
5198 (vmvnq_u32): Likewise.
5199 (vmvn_p8): Likewise.
5200 (vmvnq_p16): Likewise.
5202 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5204 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5206 (vmul_n_s16): Likewise.
5207 (vmul_n_s32): Likewise.
5208 (vmul_n_u16): Likewise.
5209 (vmul_n_u32): Likewise.
5210 (vmulq_n_f32): Likewise.
5211 (vmulq_n_f64): Likewise.
5212 (vmulq_n_s16): Likewise.
5213 (vmulq_n_s32): Likewise.
5214 (vmulq_n_u16): Likewise.
5215 (vmulq_n_u32): Likewise.
5217 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5219 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5220 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5222 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5224 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5225 to *aarch64_fma4_elt_from_dup<mode>.
5226 (*aarch64_fnma4_elt_to_128df): Rename to
5227 *aarch64_fnma4_elt_from_dup<mode>.
5228 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5229 (vfms_n_f32): Likewise.
5230 (vfms_n_f64): Likewise.
5231 (vfmsq_n_f32): Likewise.
5232 (vfmsq_n_f64): Likewise.
5234 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5236 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5238 2016-05-17 Richard Biener <rguenther@suse.de>
5240 PR tree-optimization/71132
5241 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5242 Only add control dependences for blocks in the loop.
5243 (build_rdg): Adjust.
5244 (generate_code_for_partition): Return whether loop should
5245 be destroyed and delay that.
5246 (distribute_loop): Likewise.
5247 (pass_loop_distribution::execute): Record loops to be destroyed
5248 and perform delayed destroying of loops.
5250 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5253 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5255 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5257 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5259 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5262 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5263 insertion point for instructions generated by validize_mem.
5265 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5267 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5270 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5272 * config/aarch64/aarch64.c
5273 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5274 rather than a macro.
5276 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5278 * doc/invoke.texi (AArch64 Options): Various updates.
5280 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5282 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5283 into instrumentation thunks.
5284 * cif-code.def (CIF_CHKP): New.
5286 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5288 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5290 2016-05-16 Martin Jambor <mjambor@suse.cz>
5292 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5293 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5295 2016-05-16 Marek Polacek <polacek@redhat.com>
5297 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5300 2016-05-16 Martin Jambor <mjambor@suse.cz>
5303 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5304 the outlined kernel function.
5306 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5308 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5309 (ISA_HAS_DLSA): Ditto.
5311 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5313 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5315 2016-05-16 Nathan Sidwell <nathan@acm.org>
5317 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5318 (nvptx_name_replacement): Restore. Add comment.
5319 (write_fn_proto, write_fn_proto_from_insn,
5320 nvptx_output_call_insn): Restore
5321 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5323 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5325 * config/aarch64/aarch64.md
5326 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5327 (add<mode>3_compareC_imm): Likewise.
5328 (<optab>si3_uxtw): Split into register and immediate variants.
5329 (andsi3_compare0_uxtw): Likewise.
5330 (and<mode>3_compare0): Likewise.
5331 (and<mode>3nr_compare0): Likewise.
5332 (stack_protect_test_<mode>): Don't use %x for memory operands.
5334 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5336 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5338 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5340 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5341 Split integer shifts into shift_reg and bfm.
5342 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5343 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5344 (ror<mode>3_insn): Likewise.
5345 (<optab>si3_insn_uxtw): Likewise.
5346 (<optab><mode>3_insn): Change to rotate_imm.
5347 (extr<mode>5_insn_alt): Likewise.
5348 (extrsi5_insn_uxtw): Likewise.
5349 (extrsi5_insn_uxtw_alt): Likewise.
5351 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5353 * doc/tm.texi: Regenerate.
5354 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5355 (TARGET_INVALID_RETURN_TYPE): Remove.
5356 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5357 TARGET_INVALID_RETURN_TYPE.
5358 * target.def (invalid_parameter_type): Remove.
5359 (invalid_return_type): Remove.
5361 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5363 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5364 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5366 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5368 (preserve_function_body_p): No need to preserve function body
5369 * cif-codes.def (CIF_THUNK): Remove.
5370 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5372 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5374 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5376 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5378 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5381 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5383 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5384 (inline_small_functions): Do not look for function symbol when
5387 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5389 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5392 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5393 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5394 Jiong Wang <jiong.wang@arm.com>
5396 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5397 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5398 Define __ARM_FP16_ARGS when appropriate.
5399 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5401 (arm_invalid_return_type): Likewise.
5402 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5403 (TARGET_INVALID_RETURN_TYPE): Remove.
5404 (aapcs_vfp_sub_candidate): Allow HFmode.
5405 (aapcs_vfp_allocate): Add comment. Support HFmode.
5406 (aapcs_vfp_allocate_return_reg): Likewise.
5407 (struct aapcs_cp_arg_layout): Slightly reword comments for
5408 is_return_candidate and allocate_return_reg.
5409 (output_mov_vfp): Update assert.
5410 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5412 (arm_invalid_parameter_type): Remove.
5413 (amr_invalid_return_type): Remove.
5414 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5415 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5416 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5418 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5420 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5421 * config/aarch64/arch64-protos.h
5422 (aarch64_legitimize_reload_address): Remove.
5423 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5426 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5428 * configure.ac: Add ACX_NONCANONICAL_HOST.
5429 * configure: Regenerate.
5430 * Makefile.in: Set host_noncanonical.
5432 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5435 * config/i386/i386.md (*movtf_internal): Before register allocation,
5436 do not allow FP constants for CM_MEDIUM memory model, allow only
5437 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5438 (*movxf_internal): Ditto.
5439 (*movdf_internal): Ditto.
5440 (*movsf_internal): Ditto.
5442 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5444 PR rtl-optimization/67483
5445 * combine.c (make_compound_operation): Don't call extract_left_shift
5446 with negative shift amounts.
5448 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5451 * fold-const.c (fold_checksum_tree): Allow modification
5452 of TYPE_ALIAS_SET during folding.
5454 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5455 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5456 (ix86_split_to_parts): Likewise. Fix up formatting.
5458 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5460 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5461 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5464 2016-05-13 Nathan Sidwell <nathan@acm.org>
5466 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5467 (nvptx_name_replacement): Delete.
5468 (write_fn_proto, write_fn_proto_from_insn,
5469 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5470 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5471 * langhooks.c (add_builtin_funcction_common): Call
5472 targetm.mangle_decl_assembler_name.
5474 * config/nvptx/nvptx.c (write_fn_proto): Handle
5475 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5477 2016-05-13 Martin Liska <mliska@suse.cz>
5479 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5480 and PRIu64 in printf format.
5482 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5484 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5487 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5489 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5490 Change --param max-completely-peeled-times to
5491 --param max-completely-peel-times in dump file printing.
5493 2016-05-13 Richard Biener <rguenther@suse.de>
5495 PR tree-optimization/42587
5496 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5497 (find_bswap_or_nop_1): Likewise.
5498 (bswap_replace): Likewise.
5500 2016-05-13 Martin Liska <mliska@suse.cz>
5502 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5503 Initialize a variable with default value.
5505 2016-05-13 Martin Liska <mliska@suse.cz>
5507 * doc/invoke.texi: Enhance explanation of error recovery
5510 2016-05-13 Martin Liska <mliska@suse.cz>
5512 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5513 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5514 (iv_inv_expr_ent *).
5515 (struct iv_inv_expr_ent): Comment struct fields.
5516 (sort_iv_inv_expr_ent): New function.
5517 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5518 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5519 a hash_map between iv_inv_expr_ent and number of usages.
5520 (niter_for_exit): Fix coding style.
5521 (tree_ssa_iv_optimize_init): Use renamed variable.
5522 (determine_base_object): Fix coding style.
5523 (alloc_iv): Likewise.
5524 (find_interesting_uses_outside): Likewise.
5525 (add_candidate_1): Likewise.
5526 (add_standard_iv_candidates): Likewise.
5527 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5528 (prepare_decl_rtl): Fix coding style.
5529 (get_address_cost): Likewise.
5530 (get_shiftadd_cost): Likewise.
5531 (force_expr_to_var_cost): Likewise.
5532 (compare_aff_trees): Likewise.
5533 (get_expr_id): Restructure the function.
5534 (get_loop_invariant_expr_id): Renamed to
5535 get_loop_invariant_expr.
5536 (get_computation_cost_at): Replace usage of inv_expr_id with
5538 (get_computation_cost): Likewise.
5539 (determine_group_iv_cost_generic): Likewise.
5540 (determine_group_iv_cost_address): Likewise.
5541 (iv_period): Fix coding style.
5542 (iv_elimination_compare_lt): Likewise.
5543 (may_eliminate_iv): Likewise.
5544 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5546 (determine_group_iv_costs): Dump invariant expressions.
5547 (iv_ca_recount_cost): Use the newly added hash_map.
5548 (iv_ca_set_remove_invariants): Fix coding style.
5549 (iv_ca_set_add_invariants): Fix coding style.
5550 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5552 (iv_ca_set_cp): Likewise.
5553 (iv_ca_new): Initialize the newly added hash_map and remove
5554 initialization of fields.
5555 (iv_ca_free): Delete the hash_map.
5556 (iv_ca_dump): Dump invariant expressions.
5557 (iv_ca_extend): Fix coding style.
5558 (try_add_cand_for): Likewise.
5559 (create_new_ivs): Dump information about # of avg iterations and
5560 # of used invariant expressions.
5561 (rewrite_use_compare): Fix coding style.
5562 (free_loop_data): Set default value for max_inv_expr_id.
5564 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5566 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5567 returned value cse_cfg_altered computation.
5568 (rest_of_handle_cse2): Likewise.
5569 (rest_of_handle_cse_after_global_opts): Likewise.
5571 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5574 * config/arm/arm.c (arm32_output_mi_thunk): New.
5575 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5576 to split Thumb1 vs TARGET_32BIT functionality.
5577 (arm_thumb1_mi_thunk): New.
5579 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5581 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5584 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5587 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5589 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5591 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5592 (expand_builtin_trap): Emit a regular call.
5593 (set_builtin_user_assembler_name): Remove obsolete cases.
5594 * dse.c (scan_insn): Adjust.
5595 * except.c: Include calls.h.
5596 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5597 emit a regular call to setjmp.
5598 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5599 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5600 (emit_block_move_via_libcall): Delete.
5601 (block_move_fn): Delete.
5602 (init_block_move_fn): Likewise.
5603 (emit_block_move_libcall_fn): Likewise.
5604 (emit_block_op_via_libcall): New function.
5605 (set_storage_via_libcall): Tidy up and use memset builtin.
5606 (block_clear_fn): Delete.
5607 (init_block_clear_fn): Likewise.
5608 (clear_storage_libcall_fn): Likewise.
5609 (expand_assignment): Call emit_block_move_via_libcall.
5610 Do not include gt-expr.h.
5611 * expr.h (emit_block_op_via_libcall): Declare.
5612 (emit_block_copy_via_libcall): New inline function.
5613 (emit_block_move_via_libcall): Likewise.
5614 (emit_block_comp_via_libcall): Likewise.
5615 (block_clear_fn): Delete.
5616 (init_block_move_fn): Likewise.
5617 (init_block_clear_fn): Likewise.
5618 (emit_block_move_via_libcall): Likewise.
5619 (set_storage_via_libcall): Add default parameter value.
5620 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5621 (abort_libfunc): Delete.
5622 (memcpy_libfunc): Likewise.
5623 (memmove_libfunc): Likewise.
5624 (memcmp_libfunc): Likewise.
5625 (memset_libfunc): Likewise.
5626 (setbits_libfunc): Likewise.
5627 (setjmp_libfunc): Likewise.
5628 (longjmp_libfunc): Likewise.
5629 (profile_function_entry_libfunc): Likewise.
5630 (profile_function_exit_libfunc): Likewise.
5631 (gcov_flush_libfunc): Likewise.
5632 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5633 and DECL_VISIBILITY on the declaration.
5634 (init_optabs): Do not initialize obsolete libfuncs.
5635 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5636 * tree-core.h (ECF_RET1): Define.
5637 (ECF_TM_PURE): Adjust.
5638 (ECF_TM_BUILTIN): Likewise.
5639 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5640 (build_common_builtin_nodes): Initialize abort builtin.
5641 Add ECF_RET1 on memcpy, memmove and memset builtins.
5642 Pass final flags for alloca and alloca_with_align builtins.
5643 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5645 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5646 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5647 set_storage_via_libcall and call emit_block_copy_via_libcall.
5649 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5652 DImode before it is passed to ix86_output_call_operand.
5653 (*call_value_got_x32): Ditto for operand 1.
5655 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5657 PR rtl-optimization/70904
5658 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5659 reload for wide mode.
5661 2016-05-12 Marek Polacek <polacek@redhat.com>
5664 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5665 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5666 * langhooks.h (incomplete_type_error): Likewise.
5667 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5668 parameter, pass it down to incomplete_type_error.
5669 * tree.h (size_in_bytes): New inline overload.
5670 (size_in_bytes_loc): Renamed from size_in_bytes.
5672 2016-05-12 Richard Biener <rguenther@suse.de>
5674 PR tree-optimization/71059
5675 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5676 nary before looking up or entering the expression into the VN
5678 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5679 Make sure to re-use NARYs without result as inserted by
5682 2016-05-12 Richard Biener <rguenther@suse.de>
5684 PR tree-optimization/71062
5685 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5687 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5688 vars_contains_restrict if the var is a restrict tag.
5689 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5690 do not disambiguate pointers against it.
5691 (dump_points_to_solution): Re-structure and adjust for new
5692 vars_contains_restrict flag.
5693 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5695 2016-05-12 Martin Liska <mliska@suse.cz>
5697 * doc/invoke.texi: Explain connection between
5698 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5700 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5702 PR tree-optimization/71006
5703 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5704 consider COND_EXPR as a mask producer.
5706 2016-05-12 Marek Polacek <polacek@redhat.com>
5709 * opts.c (common_handle_option): Detect missing argument for --help^.
5711 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5714 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5715 when popping the PC and within an interrupt handler routine.
5716 Add missing tab to output of "ldmfd".
5717 (output_return_instruction): Output LDMFD with SP update rather
5718 than POP when returning from interrupt handler.
5720 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5722 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5723 TARGET_64BIT && TARGET_AVX512DQ.
5724 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5725 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5726 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5727 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5728 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5729 (*vec_extractv4si_zext): Add avx512dq alternative.
5730 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5731 use v instead of x constraint in other alternatives where possible.
5733 * config/i386/sse.md (sse2_loadld): Use v instead of x
5734 constraint in alternatives 0,1,4.
5736 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5737 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5738 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5741 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5742 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5743 is not emitted unless TARGET_AVX512BW.
5744 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5745 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5746 for the result operand.
5748 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5749 constraint instead of x in avx alternatives. Use maybe_evex instead
5752 * config/i386/constraints.md (Yv): New constraint.
5753 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5754 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5755 * config/i386/i386.md (avx512fvecmode): New mode attr.
5756 (*pushtf): Use v constraint instead of x.
5757 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5758 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5759 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5760 (*absnegtf2_sse): Likewise.
5761 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5762 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5763 avx512f alternatives.
5764 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5766 2016-05-12 Richard Biener <rguenther@suse.de>
5768 PR tree-optimization/71060
5769 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5770 require exact match of DR_BASE_OBJECT but only matching address and
5773 2016-05-12 Richard Biener <rguenther@suse.de>
5775 PR tree-optimization/70986
5776 * cfganal.c: Include cfgloop.h.
5777 (dfs_find_deadend): Prefer to take edges exiting loops.
5779 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5781 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5782 compile and run time.
5784 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5787 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5789 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.c (legitimize_pic_address): Use
5792 copy_to_suggested_reg instead of gen_movsi.
5794 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5796 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5797 the code into quad_address_p and call it to share code with
5798 vsx_quad_dform_memory_operand.
5799 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5801 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5802 bit instead of being a separate word. Split -mpower9-dform into
5803 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5804 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5805 for the register class supporting 128-bit quad word memory offsets.
5806 (mode_supports_vsx_dform_quad): Helper function to return if the
5807 register class uses quad word memory offsets.
5808 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5809 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5810 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5811 instructions are enabled, set up the appropriate addr_masks for
5813 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5814 -mpower9-dform-scalar, instead of -mpower9-dform.
5815 (rs6000_option_override_internal): Split -mpower9-dform into two
5816 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5817 -mpower9-dform switch sets or clears both. If we are not using
5818 the LRA register allocator, do not enable -mpower9-dform-vector by
5819 default. If we are using LRA, enable -mpower9-dform-vector and
5820 -mvsx-timode if it is appropriate. Issue a warning if either
5821 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5823 (quad_address_offset_p): New helper function to return if the
5824 offset is legal for quad word memory instructions.
5825 (quad_address_p): New function to determin if GPR or vector
5826 register quad word memory addresses are legal.
5827 (mem_operand_gpr): Validate quad word address offsets.
5828 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5829 d-form (register + offset) instructions.
5830 (offsettable_ok_by_alignment): Likewise.
5831 (rs6000_legitimate_offset_address_p): Likewise.
5832 (legitimate_lo_sum_address_p): Likewise.
5833 (rs6000_legitimize_address): Likewise.
5834 (rs6000_legitimize_reload_address): Add more debug statements for
5836 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5837 d-form instructions.
5838 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5839 d-form instructions. Distinguish different cases in debug
5840 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5841 d-form instructions.
5842 (rs6000_preferred_reload_class): Likewise.
5843 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5844 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5845 of the ISA 2.06 indexed memory instructions.
5846 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5847 use them to save/restore the saved vector registers instead of
5848 using Altivec instructions.
5849 (rs6000_emit_epilogue): Likewise.
5850 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5851 (rs6000_opt_masks): Split -mpower9-dform into
5852 -mpower9-dform-scalar and -mpower9-dform-vector.
5853 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5855 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5856 ISA 3.0 vector indexed memory instructions, and fold the code into
5857 the normal mov<mode> patterns.
5858 (p9_vecstore_<mode>): Likewise.
5859 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5861 (vsx_movti_64bit): Likewise.
5862 (vsx_movti_32bit): Likewise.
5863 * config/rs6000/constraints.md (wO constraint): New constraint for
5864 ISA 3.0 vector d-form support.
5865 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5866 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5867 include -mpower9-dform-vector until we switch over to LRA.
5868 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5869 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5870 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5871 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5872 for -mpower9-dform and -mlra.
5873 * doc/md.texi (wO constraint): Document wO constraint.
5875 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5877 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5878 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5879 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5880 Move handling of non-insn arguments inline into the sole user:
5881 (output_trans_func): ...here.
5882 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5883 in emitted function prototype.
5884 (output_internal_insn_latency_func): Ditto. Simplify.
5885 (output_internal_maximal_insn_latency_func): Ditto. Delete
5886 always-unused argument.
5887 (output_insn_latency_func): Ditto.
5888 (output_maximal_insn_latency_func): Ditto.
5890 2016-05-11 Richard Biener <rguenther@suse.de>
5892 PR tree-optimization/71055
5893 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5894 sth with precision not equal to access size verify we don't chop
5897 2016-05-11 Richard Biener <rguenther@suse.de>
5900 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5901 (dwarf2out_finish): Move retry_incomplete_types call ...
5902 (dwarf2out_early_finish): ... here.
5904 2016-05-11 Richard Biener <rguenther@suse.de>
5907 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5908 if the langhook insists on it.
5909 * fold-const.c (make_bit_field_ref): Add arg for the original
5910 reference and preserve its alias-set.
5911 (decode_field_reference): Take exp by reference and adjust it
5912 to the original memory reference.
5913 (optimize_bit_field_compare): Adjust callers.
5914 (fold_truth_andor_1): Likewise.
5915 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5917 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5920 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5921 * cfgrtl.c (delete_insn_and_edges): Likewise.
5922 * config/i386/i386.c (convert_scalars_to_vector): Remove
5924 * cse.c (cse_insn): Compute cse_cfg_altered.
5925 (delete_trivially_dead_insns): Likewise.
5926 (cse_cc_succs): Likewise.
5927 (rest_of_handle_cse): Free dominance info if required.
5928 (rest_of_handle_cse2): Likewise.
5929 (rest_of_handle_cse_after_global_opts): Likewise.
5931 2016-05-11 Alan Modra <amodra@gmail.com>
5933 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5934 abi_v4_pass_in_fpr): New functions.
5935 (rs6000_function_arg_boundary): Exclude complex IBM long double
5936 from 64-bit alignment when ABI_V4.
5937 (rs6000_function_arg, rs6000_function_arg_advance_1,
5938 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5940 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5942 PR rtl-optimization/71028
5943 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5944 jump with just a return in the fallthrough block if the branch
5945 block contains just a return as well.
5947 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5949 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5950 * match.pd ((X & Y) ^ Y): ... this.
5951 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5952 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5954 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5956 * read-md.c (require_char_ws): New function.
5957 (read_string): Simplify using require_char_ws.
5958 (handle_constants): Likewise.
5959 (handle_enum): Likewise.
5960 (handle_file): Likewise.
5961 * read-md.h (require_char_ws): New declaration.
5962 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5963 (read_mapping): Likewise.
5964 (read_rtx_code): Likewise.
5965 (read_nested_rtx): Likewise.
5967 2016-05-10 James Norris <jnorris@codesourcery.com>
5969 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5970 if offloading is enabled and -fopenacc or -fopenmp is specified.
5971 (CRTOFFLOADEND): Likewise.
5972 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5973 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5975 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5978 gotoff_operand code paths. Use copy_to_suggested_regs and
5979 expand_simple_binop where appropriate. Cleanup.
5981 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5984 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5986 (dimode_scalar_chain::vector_const_cost): New.
5987 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5988 (dimode_scalar_chain::convert_op): Likewise.
5989 (dimode_scalar_chain::convert_insn): Likewise.
5991 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5993 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5994 unary operation, not a binary one.
5996 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5999 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6000 calls with type casted fndecl.
6002 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6004 PR tree-optimization/70786
6005 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6006 * calls.c (initialize_argument_information): Bind bounds
6007 with corresponding args passed by reference.
6009 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6012 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6013 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6014 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6017 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6020 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6021 code for a zero scale factor.
6022 (vsx_xvcvdpuxds_scale): Likewise.
6024 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6026 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6027 if show_ruler_p was set on the context.
6028 (layout::show_ruler): New method.
6029 * diagnostic.h (struct diagnostic_context): Add field
6032 2016-05-10 Richard Biener <rguenther@suse.de>
6034 PR tree-optimization/71039
6035 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6036 (chk_uses): New function.
6037 (propagate_with_phi): Verify we can safely replicate the lhs of an
6038 aggregate assignment on all incoming edges.
6040 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6042 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6044 (rx_atomic_sequence): New class.
6045 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6046 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6048 (rx_atomic_sequence::rx_atomic_sequence,
6049 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6050 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6051 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6052 CTRLREG_INTB): New constants.
6053 (FETCHOP): New code iterator.
6054 (fethcop_name, fetchop_name2): New iterator code attributes.
6055 (QIHI): New mode iterator.
6056 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6057 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6058 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6060 2016-05-10 Martin Liska <mliska@suse.cz>
6062 * tree-inline.c (remap_dependence_clique): Do not remap
6063 debugging statements.
6065 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6067 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6068 ("*fixuns_truncdfdi2_z13")
6069 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6070 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6071 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6073 2016-05-10 Richard Biener <rguenther@suse.de>
6075 PR tree-optimization/70497
6076 PR tree-optimization/28367
6077 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6079 (visit_reference_op_load): ... here.
6080 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6081 with simplified BIT_FIELD_REFs.
6082 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6083 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6086 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6088 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6089 documentation comment. For BLOCK nodes, add a
6090 DW_AT_abstract_origin attribute that points to the DIE generated
6091 for the origin BLOCK.
6092 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6093 blocks from inlined functions.
6095 2016-05-10 Alan Modra <amodra@gmail.com>
6098 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6099 regrename modifying insns saving lr before __morestack call.
6100 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6101 insns restoring lr after __morestack call.
6103 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6105 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6106 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6108 * config/i386/sse.md (vec_interleave_high<mode>,
6109 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6110 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6112 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6114 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6115 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6116 parallel reassociation for power8 and forward.
6118 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6120 * config/i386/i386.md (absneg splitters with general regs): Use
6121 general_reg_operand predicate.
6122 (btsq peephole2): Use x86_64_immediate_operand to check if new
6123 value is suitable for immediate operand. Generate emitted insn
6124 using RTL expressions.
6125 (btcq peephole2): Ditto.
6126 (btrq peephole2): Ditto. Generate correct immediate operand
6129 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6131 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6134 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6136 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6137 pointer dereference.
6139 2016-05-09 Richard Biener <rguenther@suse.de>
6141 PR tree-optimization/70985
6142 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6143 op0 isn't a gimple register.
6145 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6147 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6148 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6149 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6150 (i6400_fpu_mult): New cpu units.
6151 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6152 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6153 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6154 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6155 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6156 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6157 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6158 (i6400_msa_long_float4, i6400_msa_long_float5)
6159 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6160 (i6400_msa_fdiv_sf): New reservations.
6161 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6162 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6163 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6164 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6165 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6166 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6167 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6168 (msa_short_store4, msa_long_load, msa_short_store)
6169 (msa_long_logic, msa_long_float2, msa_long_float4)
6170 (msa_long_float5, msa_long_float8, msa_long_mult)
6171 (msa_long_fdiv, msa_long_div): New reservations.
6173 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6174 Sameera Deshpande <sameera.deshpande@imgtec.com>
6175 Matthew Fortune <matthew.fortune@imgtec.com>
6176 Graham Stott <graham.stott@imgtec.com>
6177 Chao-ying Fu <chao-ying.fu@imgtec.com>
6179 * config.gcc: Add MSA header file for mips*-*-* target.
6180 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6181 (Ubv8i, Urv8): New constraints.
6182 * config/mips/mips-ftypes.def: Add function types for MSA
6184 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6185 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6186 * config/mips/mips-msa.md: New file.
6187 * config/mips/mips-protos.h
6188 (mips_split_128bit_const_insns): New prototype.
6189 (mips_msa_idiv_insns): Likewise.
6190 (mips_split_128bit_move): Likewise.
6191 (mips_split_128bit_move_p): Likewise.
6192 (mips_split_msa_copy_d): Likewise.
6193 (mips_split_msa_insert_d): Likewise.
6194 (mips_split_msa_fill_d): Likewise.
6195 (mips_expand_msa_branch): Likewise.
6196 (mips_const_vector_same_val_p): Likewise.
6197 (mips_const_vector_same_bytes_p): Likewise.
6198 (mips_const_vector_same_int_p): Likewise.
6199 (mips_const_vector_shuffle_set_p): Likewise.
6200 (mips_const_vector_bitimm_set_p): Likewise.
6201 (mips_const_vector_bitimm_clr_p): Likewise.
6202 (mips_msa_vec_parallel_const_half): Likewise.
6203 (mips_msa_output_division): Likewise.
6204 (mips_ldst_scaled_shift): Likewise.
6205 (mips_expand_vec_cond_expr): Likewise.
6206 * config/mips/mips.c (enum mips_builtin_type): Add
6207 MIPS_BUILTIN_MSA_TEST_BRANCH.
6208 (mips_gen_const_int_vector_shuffle): New prototype.
6209 (mips_const_vector_bitimm_set_p): New function.
6210 (mips_const_vector_bitimm_clr_p): Likewise.
6211 (mips_const_vector_same_val_p): Likewise.
6212 (mips_const_vector_same_bytes_p): Likewise.
6213 (mips_const_vector_same_int_p): Likewise.
6214 (mips_const_vector_shuffle_set_p): Likewise.
6215 (mips_symbol_insns): Forbid loading symbols via immediate for
6217 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6219 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6221 (mips_lx_address_p): Add support load indexed address for MSA.
6222 (mips_address_insns): Add calculation of instructions needed for
6223 stores and loads for MSA.
6224 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6225 CONST_VECTOR for MSA and let it fall through.
6226 (mips_ldst_scaled_shift): New function.
6227 (mips_subword_at_byte): Likewise.
6228 (mips_msa_idiv_insns): Likewise.
6229 (mips_legitimize_move): Validate MSA moves.
6230 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6231 calculation of costs for MSA division.
6232 (mips_split_move_p): Check if MSA moves need splitting.
6233 (mips_split_move): Split MSA moves if necessary.
6234 (mips_split_128bit_move_p): New function.
6235 (mips_split_128bit_move): Likewise.
6236 (mips_split_msa_copy_d): Likewise.
6237 (mips_split_msa_insert_d): Likewise.
6238 (mips_split_msa_fill_d): Likewise.
6239 (mips_output_move): Handle MSA moves.
6240 (mips_expand_msa_branch): New function.
6241 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6242 Reinstate 'y' modifier.
6243 (mips_file_start): Add MSA .gnu_attribute.
6244 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6246 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6247 (mips_class_max_nregs): Add register size for MSA supported mode.
6248 (mips_cannot_change_mode_class): Allow conversion between MSA
6249 vector modes and TImode.
6250 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6252 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6253 (mips_preferred_simd_mode): Add preffered modes for MSA.
6254 (mips_vector_mode_supported_p): Add MSA supported modes.
6255 (mips_autovectorize_vector_sizes): New function.
6256 (mips_msa_output_division): Likewise.
6257 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6258 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6259 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6260 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6261 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6262 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6263 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6264 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6265 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6266 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6267 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6268 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6269 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6270 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6271 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6272 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6273 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6274 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6275 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6276 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6277 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6278 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6279 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6280 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6281 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6282 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6283 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6284 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6285 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6286 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6287 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6288 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6289 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6290 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6291 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6292 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6293 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6294 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6295 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6296 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6297 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6298 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6299 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6300 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6301 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6302 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6303 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6304 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6305 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6306 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6307 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6308 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6309 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6310 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6311 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6312 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6313 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6314 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6315 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6316 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6317 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6318 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6319 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6320 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6321 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6322 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6323 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6324 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6325 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6326 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6327 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6328 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6329 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6330 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6331 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6332 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6333 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6334 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6335 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6336 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6337 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6338 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6339 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6340 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6341 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6342 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6343 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6344 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6345 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6346 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6347 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6348 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6349 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6350 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6351 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6352 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6353 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6354 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6355 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6356 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6357 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6358 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6359 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6360 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6361 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6362 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6363 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6364 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6365 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6366 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6367 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6368 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6369 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6370 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6371 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6372 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6373 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6374 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6375 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6376 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6377 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6378 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6379 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6380 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6381 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6382 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6383 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6384 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6385 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6386 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6387 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6388 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6389 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6390 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6391 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6392 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6393 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6394 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6395 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6396 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6397 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6398 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6399 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6400 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6401 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6402 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6403 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6404 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6405 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6406 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6407 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6409 (mips_get_builtin_decl_index): New array.
6410 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6411 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6412 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6413 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6414 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6416 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6418 (mips_expand_builtin_insn): Prepare operands for
6419 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6420 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6421 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6422 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6423 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6424 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6425 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6426 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6427 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6428 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6429 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6430 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6431 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6432 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6433 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6434 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6435 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6436 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6437 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6438 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6439 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6440 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6441 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6442 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6443 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6444 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6445 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6446 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6447 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6448 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6449 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6450 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6451 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6452 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6453 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6454 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6455 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6456 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6457 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6458 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6459 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6460 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6461 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6462 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6463 These are set implicitly and an error is reported if overridden.
6464 (mips_expand_builtin_msa_test_branch): New function.
6465 (mips_expand_msa_shuffle): Likewise.
6466 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6467 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6468 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6469 (mips_expand_vec_unpack): Add support for MSA.
6470 (mips_expand_vector_init): Likewise.
6471 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6472 instead of const0_rtx.
6473 (mips_msa_vec_parallel_const_half): New function.
6474 (mips_gen_const_int_vector): Likewise.
6475 (mips_gen_const_int_vector_shuffle): Likewise.
6476 (mips_expand_msa_cmp): Likewise.
6477 (mips_expand_vec_cond_expr): Likewise.
6478 * config/mips/mips.h
6479 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6480 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6482 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6483 (ISA_HAS_MSA): New macro.
6484 (UNITS_PER_MSA_REG): Likewise.
6485 (BITS_PER_MSA_REG): Likewise.
6486 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6487 (MSA_REG_FIRST): New macro.
6488 (MSA_REG_LAST): Likewise.
6489 (MSA_REG_NUM): Likewise.
6490 (MSA_REG_P): Likewise.
6491 (MSA_REG_RTX_P): Likewise.
6492 (MSA_SUPPORTED_MODE_P): Likewise.
6493 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6494 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6495 * config/mips/mips.md: Include mips-msa.md.
6496 (alu_type): Add simd_add.
6497 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6498 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6499 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6500 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6501 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6502 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6503 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6504 simd_move, simd_load, simd_store. Choose "multi" for moves
6506 (qword_mode): New attribute.
6507 (insn_count): Add instruction count for quad moves.
6508 Increase the count for MIPS SIMD division.
6509 (UNITMODE): Add UNITMODEs for vector types.
6510 (addsub): New code iterator.
6511 * config/mips/mips.opt (mmsa): New option.
6512 * config/mips/msa.h: New file.
6513 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6515 * config/mips/mti-linux.h: Likewise.
6516 * config/mips/predicates.md
6517 (const_msa_branch_operand): New constraint.
6518 (const_uimm3_operand): Likewise.
6519 (const_uimm4_operand): Likewise.
6520 (const_uimm5_operand): Likewise.
6521 (const_uimm8_operand): Likewise.
6522 (const_imm5_operand): Likewise.
6523 (aq10b_operand): Likewise.
6524 (aq10h_operand): Likewise.
6525 (aq10w_operand): Likewise.
6526 (aq10d_operand): Likewise.
6527 (const_m1_operand): Likewise.
6528 (reg_or_m1_operand): Likewise.
6529 (const_exp_2_operand): Likewise.
6530 (const_exp_4_operand): Likewise.
6531 (const_exp_8_operand): Likewise.
6532 (const_exp_16_operand): Likewise.
6533 (const_vector_same_val_operand): Likewise.
6534 (const_vector_same_simm5_operand): Likewise.
6535 (const_vector_same_uimm5_operand): Likewise.
6536 (const_vector_same_uimm6_operand): Likewise.
6537 (const_vector_same_uimm8_operand): Likewise.
6538 (par_const_vector_shf_set_operand): Likewise.
6539 (reg_or_vector_same_val_operand): Likewise.
6540 (reg_or_vector_same_simm5_operand): Likewise.
6541 (reg_or_vector_same_uimm6_operand): Likewise.
6542 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6544 * doc/invoke.texi (-mmsa): Document new option.
6546 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6548 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6549 * configure: Regenerate.
6550 * config.in: Regenerate.
6551 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6553 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6554 (ENDFILE_VTV_SPEC): Define.
6556 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6558 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6559 registers in all interrupt handlers if necessary.
6560 (rl78_option_override): Add warning.
6561 (MUST_SAVE_MDUC_REGISTERS): New macro.
6562 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6563 * config/rl78/rl78.c (check_mduc_usage): New function.
6564 (mduc_regs): New structure to hold MDUC register data.
6565 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6566 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6567 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6568 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6569 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6570 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6572 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6574 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6575 (tree-ssa-loop-niter.h): Ditto.
6576 (idx_within_array_bound, ref_within_array_bound): New functions.
6577 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6578 Factor out check on writable base object to ...
6579 (base_object_writable): ... here.
6581 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6583 * config/arm/arm.md (probe_stack): Add modes to set source
6586 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6588 * regrename.c (base_reg_class_for_rename): New static function.
6589 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6591 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6593 * cgraph.c (thunk_adjust): Export.
6594 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6595 * cgraphunit.c (thunk_adjust): Export.
6596 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6598 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6600 * tree-inline.c (expand_call_inline): Expand thunks inline.
6602 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6606 (*sse2_vd_cvtss2sd): Ditto.
6607 * config/i386/i386.md
6608 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6609 Generate *sse2_vd_cvtsd2ss pattern.
6610 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6611 Generate *sse2_vd_cvtss2sd pattern.
6613 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6615 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6616 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6619 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6621 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6622 * config/sh/sh.c: Define and declare variables on first use throughout
6624 (current_function_interrupt): Change to bool type.
6625 (frame_insn): Rename to emit_frame_insn and update users.
6626 (push_regs): Use bool for 'interrupt_handler' argument.
6627 (save_schedule_s): Remove.
6628 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6629 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6630 targetm.asm_out.unaligned_op.di.
6631 (gen_far_branch): Remove redundant forward declaration.
6632 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6633 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6634 (sh_set_return_address, sh_function_ok_for_sibcall,
6635 scavenge_reg): Update comments.
6636 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6637 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6638 (sh_attr_renesas_p): Remove unnecessary parentheses.
6639 (branch_dest): Simplify.
6640 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6641 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6642 (CUMULATIVE_ARGS): Change macro to typedef.
6643 (current_function_interrupt): Change to bool type.
6644 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6645 Surround with __cplusplus ifdef.
6646 (sh_compare_op0, sh_compare_op1): Remove.
6647 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6649 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6651 * config/arm/arm.md: (arch): Add neon.
6652 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6653 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6654 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6655 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6656 attributes for alt renumbering. Mark alt 3 as non-predicable.
6657 (thumb2_movdf_vfp): Likewise.
6659 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6662 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6663 (*andqi_1): Add preferred_for_speed attribute to disparage
6664 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6665 (*<code>qi_1): Ditto.
6666 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6667 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6668 (*ashlqi3_1): Ditto.
6669 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6670 Add preferred_for_size attribute to disparage alternative 0 and
6671 preferred_for_speed attribute to disparage alternative 1 for
6672 TARGET_PARTIAL_REG_STALL targets.
6674 2016-05-07 Tom de Vries <tom@codesourcery.com>
6676 PR tree-optimization/70956
6677 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6680 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6682 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6683 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6684 * config/sh/sh.md (branch_zero): Remove define_attr.
6685 (define_delay): Disable delay slot if branch distance is one insn.
6687 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6689 * config/i386/i386.md (LEAMODE): New mode attribute.
6690 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6691 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6692 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6693 operand 2 predicate.
6694 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6695 (*lea<mode>_general_3): Ditto.
6696 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6698 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6700 * genmddump.c (main): Convert argv from char ** to const char **.
6702 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6704 * coretypes.h (OVERRIDE): New macro.
6707 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6709 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6710 allow coalescing if the types are compatible.
6712 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6714 * pass_manager.h (pass_manager::register_pass_name): New method.
6715 (pass_manager::get_pass_by_name): New method.
6716 (pass_manager::create_pass_tab): New method.
6717 (pass_manager::m_name_to_pass_map): New field.
6718 * passes.c (name_to_pass_map): Delete global in favor of field
6719 "m_name_to_pass_map" of pass_manager.
6720 (register_pass_name): Rename from a function to...
6721 (pass_manager::register_pass_name): ...this method, updating
6722 for renaming of global "name_to_pass_map" to field
6723 "m_name_to_pass_map".
6724 (create_pass_tab): Rename from a function to...
6725 (pass_manager::create_pass_tab): ...this method, updating
6726 for renaming of global "name_to_pass_map" to field.
6727 (get_pass_by_name): Rename from a function to...
6728 (pass_manager::get_pass_by_name): ...this method.
6729 (enable_disable_pass): Convert use of get_pass_by_name to
6730 a method call, locating the pass_manager singleton.
6732 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6734 * genattr-common.c (main): Convert argv from char ** to const char **.
6735 * genattr.c (main): Likewise.
6736 * genattrtab.c (main): Likewise.
6737 * genautomata.c (initiate_automaton_gen): Likewise.
6739 * gencodes.c (main): Likewise.
6740 * genconditions.c (main): Likewise.
6741 * genconfig.c (main): Likewise.
6742 * genconstants.c (main): Likewise.
6743 * genemit.c (main): Likewise.
6744 * genenums.c (main): Likewise.
6745 * genextract.c (main): Likewise.
6746 * genflags.c (main): Likewise.
6747 * genmddeps.c (main): Likewise.
6748 * genopinit.c (main): Likewise.
6749 * genoutput.c (main): Likewise.
6750 * genpeep.c (main): Likewise.
6751 * genpreds.c (main): Likewise.
6752 * genrecog.c (main): Likewise.
6753 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6754 (init_rtx_reader_args): Likewise.
6755 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6756 (init_rtx_reader_args): Likewise.
6757 * gentarget-def.c (main): Likewise.
6758 * read-md.c (read_md_files): Likewise.
6759 * read-md.h (read_md_files): Likewise.
6761 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6763 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6764 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6765 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6766 Remove unused predicate.
6767 (register_and_not_fp_reg_operand): Ditto.
6769 2016-05-06 Martin Liska <mliska@suse.cz>
6771 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6772 instead of vec as the vector is local to the function.
6774 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6776 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6777 avx512bw alternative.
6779 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6780 before the ashr<mode>3 pattern.
6782 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6783 v instead of x in vex or maybe_vex alternatives, use
6784 maybe_evex instead of vex in prefix.
6786 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6787 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6788 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6789 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6792 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6793 v instead of x in vex or maybe_vex alternatives, use
6794 maybe_evex instead of vex in prefix.
6796 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6797 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6798 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6799 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6800 alternatives, use maybe_evex instead of vex in prefix.
6802 * config/i386/sse.md (vec_interleave_lowv4sf,
6803 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6804 v instead of x in vex or maybe_vex alternatives, use
6805 maybe_evex instead of vex in prefix.
6807 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6808 v instead of x in vex or maybe_vex alternatives, use
6809 maybe_evex instead of vex in prefix.
6811 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6812 v constraint instead of x.
6814 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6816 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6817 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6820 2016-05-06 Richard Biener <rguenther@suse.de>
6822 PR tree-optimization/70948
6823 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6824 Properly clobber all fields of va_list for __builtin_va_start.
6826 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6829 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6830 loop latch destination.
6832 2016-05-06 Martin Liska <mliska@suse.cz>
6834 * tree-ssa-uninit.c: Apply manual changes
6835 to the GNU coding style.
6836 (prune_uninit_phi_opnds): Rename from
6837 prune_uninit_phi_opnds_in_unrealizable_paths.
6839 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6841 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6842 mspace): Remove deprecated options.
6843 * doc/invoke.texi (SH options): Remove -mspace.
6845 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6847 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6849 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6851 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6852 corresponding combine split pattern.
6854 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6857 * config/sh/predicates.md (long_displacement_mem_operand): New.
6858 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6859 Add movi20, movi20s alternatives. Adjust length attribute for
6861 (movsi_ie): Allow for any FPU. Adjust length attribute for
6863 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6864 attribute for alternatives.
6865 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6866 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6867 length attribute for alternatives.
6869 2016-05-06 Richard Biener <rguenther@suse.de>
6871 PR tree-optimization/70960
6872 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6874 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6877 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6878 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6880 2016-05-06 Marek Polacek <polacek@redhat.com>
6883 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6885 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6888 * config/sh/sh.md (*rotcr): Add another variant.
6890 2016-05-06 Richard Biener <rguenther@suse.de>
6893 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6895 2016-05-06 Richard Biener <rguenther@suse.de>
6898 * fold-const.c (split_tree): Always convert to the original type
6901 2016-05-06 Richard Biener <rguenther@suse.de>
6903 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6904 (fwprop_addr): Likewise.
6906 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6911 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6912 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6913 the splitter condition.
6914 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6915 the splitter condition.
6916 (FP float_extend load splitter): Ditto.
6918 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6920 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6921 to REGNO in all peephole2 patterns.
6922 (post-reload splitters): Change true_regnum to REGNO in
6923 post-reload splitters.
6924 (zero_extend splitters): Use general_reg_operand and
6925 nonimmediate_gr_operand predicates.
6927 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6929 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6930 v constraint instead of x.
6932 2016-05-05 Alan Modra <amodra@gmail.com>
6935 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6936 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6937 TARGET_NO_FP_IN_TOC for -mrelocatable.
6938 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6939 TARGET_RELOCATABLE test.
6940 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6941 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6942 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6943 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6944 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6945 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6946 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6947 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6948 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6949 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6951 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6952 (rs6000_stack_info): Likewise.
6953 (rs6000_elf_asm_out_constructor): Likewise.
6954 (rs6000_elf_asm_out_destructor): Likewise.
6955 (rs6000_elf_declare_function_name): Likewise.
6956 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6957 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6960 2016-05-05 Alan Modra <amodra@gmail.com>
6962 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6964 2016-05-05 Alan Modra <amodra@gmail.com>
6966 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6967 out-of-line gpr restore for one or two regs if that would add
6970 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/i386.md
6974 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6975 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6976 as operand 0 predicate.
6977 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6979 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6980 Ditto. Emit the pattern using RTX.
6982 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6983 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6984 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6985 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6987 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6988 sse_reg_operand as operand 0 predicate.
6990 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6991 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6992 instead of gen_rtx_REG.
6993 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6996 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6998 * function.c (emit_use_return_register_into_block): Delete.
6999 (gen_return_pattern): Delete.
7000 (emit_return_into_block): Delete.
7001 (active_insn_between): Delete.
7002 (convert_jumps_to_returns): Delete.
7003 (emit_return_for_exit): Delete.
7004 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7005 simple_return for shrink-wrapped blocks.
7006 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7007 end of blocks that need one.
7008 (get_unconverted_simple_return): Delete.
7009 (convert_to_simple_return): Delete.
7010 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7011 (convert_to_simple_return): Ditto.
7013 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7015 * cfgcleanup.c (bb_is_just_return): New function.
7016 (try_optimize_cfg): Simplify jumps to return, branches to return,
7017 and branches around return.
7019 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7021 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7024 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7028 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7029 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7030 assert flags & OEP_HASH_CHECK, instead of asserting it
7031 never happens. Handle TARGET_EXPR.
7032 * fold-const.c (operand_equal_p): For hash verification,
7033 or in OEP_HASH_CHECK into flags.
7035 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7037 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7039 (compute_samebase_partition_bases): Fix typo.
7041 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7043 * config/i386/sse.md (vec_interleave_highv8sf,
7044 vec_interleave_lowv8sf, vec_interleave_highv4df,
7045 vec_interleave_lowv4df): Remove constraints from expanders.
7047 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7049 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7051 * tree-inline.c (expand_call_inline): Fix path dealing with
7052 making lhs of call statement undefined.
7054 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7056 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7057 Check availability on NODE, too.
7058 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7059 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7060 (varpool_node::call_for_symbol_and_aliase): Likewise.
7061 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7062 (propagate_pure_const): Propagate across interposable functions, too.
7063 (skip_function_for_local_pure_const): Do not skip interposable bodies
7065 (pass_local_pure_const::execute): Update.
7067 2016-05-04 Marek Polacek <polacek@redhat.com>
7069 * doc/invoke.texi: Document -Wdangling-else.
7071 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7073 * config.gcc: Error out when conflicting multilib is detected. Do not
7074 loop over multilibs since no combination is legal.
7076 2016-05-04 Alan Modra <amodra@gmail.com>
7078 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7079 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7080 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7083 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7085 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7086 Clean up p5600 comments.
7088 2016-05-04 Richard Biener <rguenther@suse.de>
7090 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7091 constructor simplifications.
7092 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7094 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7096 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7097 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7098 result.set_rtx is null instead of aborting.
7099 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7101 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7102 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7103 *mov<mode>_store_postinc): New patterns.
7105 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7107 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7108 as commutative. Check both conversions are NOP.
7109 ((A & B) OP (C & B)): Remove.
7111 2016-05-04 Alan Modra <amodra@gmail.com>
7113 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7115 2016-05-04 Alan Modra <amodra@gmail.com>
7118 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7119 when cr2,3,4 are all fixed regs.
7121 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7123 PR rtl-optimization/57193
7124 * opts.c (default_options_table): Revert OPT_frename_registers change.
7125 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7127 2016-05-03 Martin Sebor <msebor@redhat.com>
7130 * builtins.c (fold_builtin_FILE): New function.
7131 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7132 (fold_builtin_0): Call them.
7133 * gimplify.c (gimplify_call_expr): Remove the handling of
7134 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7137 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7138 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7142 * doc/extend.texi (Function Names as Strings): Update __func__,
7143 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7146 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7147 Richard Biener <rguenther@suse.de>
7149 PR tree-optimization/70916
7150 * tree-if-conv.c: Include cfganal.h.
7151 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7152 and remove_fake_exit_edges around the optimization pass.
7154 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7156 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7157 (cgraph_edge::make_direct): Likewise.
7158 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7159 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7160 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7161 (CIF_THUNK): New code.
7162 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7163 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7164 (compute_inline_parameters): Set inline_failed for thunks.
7165 (inline_analyze_function): Cleanup.
7166 * ipa-inline.c (can_inline_edge_p): Do not deal with
7167 call_stmt_cannot_inline_p.
7168 (can_early_inline_edge_p): Likewise.
7169 (early_inliner): Initialize inline_failed.
7170 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7172 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7174 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7175 from nonimm_ssenomem_operand.
7176 (nonimm_ssenomem_operand): New predicate.
7177 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7178 as operand 0 predicate.
7179 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7180 Disable unsupported alternatives using "enabled" attribute.
7181 Use register_ssemem_operand as operand 0 predicate.
7182 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7184 2016-05-03 Marek Polacek <polacek@redhat.com>
7187 * input.c (expansion_point_location): New function.
7188 * input.h (expansion_point_location): Declare.
7190 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7192 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7193 occurence with frame_offset_ ones.
7195 2016-05-03 Alan Modra <amodra@gmail.com>
7197 PR rtl-optimization/70890
7198 * ira.c (combine_and_move_insns): When moving def_insn, remove
7201 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7203 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7204 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7205 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7206 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7208 2016-05-03 Alan Modra <amodra@gmail.com>
7210 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7211 for SAVE_MULTIPLE/STORE_MULTIPLE.
7213 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7215 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7216 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7218 2016-05-03 Richard Biener <rguenther@suse.de>
7220 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7222 (gimplify_arg): Likewise.
7223 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7224 re-writing the result to a decl if required.
7225 (internal_get_tmp_var): Add allow_ssa parameter
7226 and override into_ssa with it.
7227 (get_formal_tmp_var): Adjust.
7228 (get_initialized_tmp_var): Add allow_ssa parameter.
7229 (gimplify_arg): Add allow_ssa parameter and avoid generating
7230 SSA names for the result false.
7231 (gimplify_call_expr): If the call may return twice do not
7232 gimplify parameters into SSA.
7233 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7234 (gimplify_modify_expr): Adjust assert. For noreturn calls
7235 with a SSA name LHS adjust its def.
7236 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7237 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7238 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7239 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7240 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7241 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7242 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7243 (optimize_target_teams): Do not allow SSA names for clause operands.
7244 (gimplify_expr): Likewise for where we mark the result addressable.
7245 * passes.def (pass_init_datastructures): Remove.
7246 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7247 (rewrite_stmt): Likewise.
7248 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7249 (replace_locals_op): Replace SSA names.
7250 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7251 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7252 * cgraph.c (release_function_body): Free CFG annotations only
7253 when we have a CFG. Simplify.
7254 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7255 force_gimple_operand instead of get_initialized_tmp_var.
7256 * tree-pass.h (make_pass_init_datastructures): Remove.
7257 * tree-ssa.c (execute_init_datastructures): Remove.
7258 (pass_data_init_datastructures): Likewise.
7259 (class pass_init_datastructures): Likewise.
7260 (make_pass_init_datastructures): Likewise.
7261 * omp-low.c (create_omp_child_function): Init SSA data structures.
7262 (grid_expand_target_grid_body): Likewise.
7263 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7264 name before adding it to names_to_release.
7265 (remove_bb): Always release SSA defs.
7266 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7267 before dereferencing it.
7268 * cgraphunit.c (init_lowered_empty_function): Always
7269 int SSA data structures.
7270 * tree-ssanames.c (release_defs): Remove assert that we are in
7272 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7274 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7275 Uros Bizjak <ubizjak@gmail.com>
7277 PR rtl-optimization/70467
7278 * config/i386/predicates.md (x86_64_hilo_int_operand,
7279 x86_64_hilo_general_operand): New predicates.
7280 * config/i386/constraints.md (Wd): New constraint.
7281 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7282 (general_hilo_operand): New mode attr.
7283 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7284 instead of <general_operand>.
7285 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7286 x86_64_hilo_general_operand instead of <general_operand>.
7288 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7290 PR tree-optimization/70916
7291 * tree-if-conv.c (constant_or_ssa_name): Removed.
7292 (fold_build_cond_expr): Use is_gimple_val instead of
7293 constant_or_ssa_name.
7295 PR tree-optimization/70916
7296 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7297 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7300 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7301 (optimize_atomic_bit_test_and): New function.
7302 (pass_fold_builtins::execute): Use it.
7303 * optabs.def (atomic_bit_test_and_set_optab,
7304 atomic_bit_test_and_complement_optab,
7305 atomic_bit_test_and_reset_optab): New optabs.
7306 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7307 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7308 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7309 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7310 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7311 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7312 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7313 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7314 atomic_bit_test_and_complement@var{mode},
7315 atomic_bit_test_and_reset@var{mode}): Document.
7316 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7317 atomic_bit_test_and_complement<mode>,
7318 atomic_bit_test_and_reset<mode>): New expanders.
7319 (atomic_bit_test_and_set<mode>_1,
7320 atomic_bit_test_and_complement<mode>_1,
7321 atomic_bit_test_and_reset<mode>_1): New insns.
7323 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7325 PR rtl-optimization/70687
7326 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7327 instead of unsigned HOST_WIDE_INT.
7329 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7331 PR rtl-optimization/44281
7332 * hard-reg-set.h (struct target_hard_regs): New field
7333 x_fixed_nonglobal_reg_set.
7334 (fixed_nonglobal_reg_set): New macro.
7335 * reginfo.c (init_reg_sets_1): Initialize it.
7336 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7338 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7340 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7342 PR tree-optimization/56541
7343 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7344 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7345 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7346 (any_complicated_phi): new static variable.
7347 (aggressive_if_conv): delete.
7348 (if_convertible_phi_p): support phis with more than two arguments.
7349 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7350 critical pred edges.
7351 (ifcvt_split_critical_edges): support phis with more than two
7352 arguments by checking new parameter. only split critical edges
7354 (tree_if_conversion): handle simd pragma marked loop using new
7355 local variable aggressive_if_conv. check any_complicated_phi.
7357 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7359 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7362 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7364 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7367 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7369 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7370 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7371 define_insn_and_split.
7372 (mulsi3_i): New define_insn_and_split.
7373 (mulsi3_call): Convert to define_insn.
7374 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7377 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7379 * machmode.h (mode_complex): Add support to give the complex mode
7381 (GET_MODE_COMPLEX_MODE): Likewise.
7382 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7383 stored by build_complex_type and gfc_build_complex_type instead of
7384 trying to figure out the appropriate mode based on the size. Raise
7385 an assertion error, if the type was not set.
7386 * genmodes.c (struct mode_data): Add field for the complex type of
7388 (blank_mode): Likewise.
7389 (make_complex_modes): Remember the complex mode created in the
7391 (emit_mode_complex): Write out the mode_complex array to map a
7392 type mode to the complex version.
7393 (emit_insn_modes_c): Likewise.
7394 * tree.c (build_complex_type): Set the complex type to use before
7395 calling layout_type.
7396 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7397 support for __float128 complex datatypes.
7398 (rs6000_hard_regno_mode_ok): Likewise.
7399 (rs6000_setup_reg_addr_masks): Likewise.
7400 (rs6000_complex_function_value): Likewise.
7401 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7402 __float128 and __ibm128 complex.
7403 (FLOAT128_IBM_P): Likewise.
7404 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7405 * doc/extend.texi (Additional Floating Types): Document that
7406 -mfloat128 must be used to enable __float128. Document complex
7407 __float128 and __ibm128 support.
7409 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7412 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7413 char/short arguments promoted to int because of promote_prototypes.
7415 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7417 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7418 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7419 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7420 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7421 alternatives using "enabled" attribute. Use register_ssemem_operand
7422 as operand 1 predicate.
7423 (*cmpi<unord>xf_i387): Split XFmode pattern from
7424 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7425 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7426 *absneg<mode>2_i387. Disable unsupported alternatives using
7427 "enabled" attribute.
7428 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7430 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7432 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7434 (oacc_loop_process): Check mask for loop termination.
7436 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7438 * cif-code.def (CIF_THUNK): Add.
7439 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7442 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7444 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7445 (dump_inline_summary): Dump it.
7446 (fp_expression_p): New predicate.
7447 (estimate_function_body_sizes): Use it.
7448 (inline_merge_summary): Merge fp_expressions.
7449 (inline_read_section): Read fp_expressions.
7450 (inline_write_summary): Write fp_expressions.
7451 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7452 codegen boundary if either caller or callee is !fp_expressions.
7453 * ipa-inline.h (inline_summary): Add fp_expressions.
7454 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7455 to fp_expressions be sure the fp generation flags are updated.
7457 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7459 PR rtl-optimization/70467
7460 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7462 PR rtl-optimization/70467
7463 * ipa-pure-const.c (check_call): Handle internal calls even in
7464 ipa mode like in local mode.
7466 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7468 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7470 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7472 * match.pd (X u< X, X u> X): New transformations.
7474 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7476 * flag-types.h (enum warn_strict_overflow_code): Move ...
7477 * coretypes.h: ... here.
7478 * fold-const.h (fold_overflow_warning): Declare.
7479 * fold-const.c (fold_overflow_warning): Make non-static.
7480 (fold_comparison): Move the transformation of X +- C1 CMP C2
7481 into X CMP C2 -+ C1 ...
7482 * match.pd: ... here.
7483 * gimple-fold.c (fold_stmt_1): Protect with
7484 fold_defer_overflow_warnings.
7486 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7488 * omp-low.c (struct oacc_loop): Add 'inner' field.
7489 (new_oacc_loop_raw): Initialize it to zero.
7490 (oacc_loop_fixed_partitions): Initialize it.
7491 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7492 available partitioning.
7494 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7496 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7498 (umulsidi3): Likewise.
7499 (indirect_jump): Fix jump instruction assembly patterns.
7501 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7504 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7505 (nvptx_function_value): Assert non-NULL cfun.
7507 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7509 PR rtl-optimization/70886
7510 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7512 * cselib.h (rtx_equal_for_cselib_1): Declare.
7513 (rtx_equal_for_cselib_p: New inline function.
7514 * cselib.c (rtx_equal_for_cselib_p): Delete.
7515 (rtx_equal_for_cselib_1): Make public.
7517 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7519 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7520 (register_mixssei387nonimm_operand): Remove predicate.
7521 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7522 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7523 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7524 for TARGET_MIX_SSE_I387 alternatives.
7525 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7526 Disable unsupported alternatives using "enabled" attribute. Use
7527 nonimm_ssenomem_operand as operand 1 predicate. Also check
7528 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7530 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7532 * tree.c (cst_and_fits_in_hwi): Simplify.
7534 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7536 * tree.h (wi::to_wide): New function.
7537 * expr.c (expand_expr_real_1): Use wi::to_wide.
7538 * fold-const.c (int_const_binop_1): Likewise.
7539 (extract_muldiv_1): Likewise.
7541 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7543 * wide-int.h: Update offset_int and widest_int documentation.
7544 (WI_SIGNED_SHIFT_RESULT): New macro.
7545 (wi::binary_shift): Define signed_shift_result_type for
7546 shifts on offset_int- and widest_int-like types.
7547 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7548 * tree.h (int_bit_position): Use shift operators instead of wi::
7550 * alias.c (adjust_offset_for_component_ref): Likewise.
7551 * expr.c (get_inner_reference): Likewise.
7552 * fold-const.c (fold_comparison): Likewise.
7553 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7554 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7555 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7556 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7557 (stmt_kills_ref_p): Likewise.
7558 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7559 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7560 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7561 (ao_ref_init_from_vn_reference): Likewise.
7563 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7565 * wide-int.h: Update offset_int and widest_int documentation.
7566 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7567 (wi::binary_traits): Allow ordered comparisons between offset_int and
7568 offset_int, between widest_int and widest_int, and between either
7569 of these types and basic C types.
7570 (operator <, <=, >, >=): Define for the same combinations.
7571 * tree.h (tree_int_cst_lt): Use comparison operators instead
7572 of wi:: comparisons.
7573 (tree_int_cst_le): Likewise.
7574 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7575 (fold_nonarray_ctor_reference): Likewise.
7576 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7577 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7578 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7579 * tree-sra.c (completely_scalarize): Likewise.
7580 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7581 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7582 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7583 (check_for_binary_op_overflow): Likewise.
7584 (search_for_addr_array): Likewise.
7585 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7587 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7589 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7590 (arc_save_restore): Likewise.
7591 (arc_dwarf_register_span): Likewise.
7592 (arc_output_pic_addr_const): Initialize suffix variable.
7594 2016-05-02 Martin Liska <mliska@suse.cz>
7596 * symbol-summary.h (function_summary::function_summary):
7597 Remove checking assert for all cgraph nodes.
7598 (function_summary::get): Check summary_uid.
7599 (symtab_insertion): Check summary_uid.
7601 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7603 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7604 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7606 (arc_dwarf_register_span): Remove enum keyword.
7607 (compact_memory_operand_p): New function.
7608 * config/arc/arc.h (reg_class): Add code density register classes.
7609 (REG_CLASS_NAMES): Likewise.
7610 (REG_CLASS_CONTENTS): Likewise.
7611 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7612 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7613 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7614 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7615 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7617 (h, Rcd, Rsd, Rzd): New register constraints.
7618 (T): Use compact_memory_operand_p function.
7619 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7621 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7623 * config/sh/sh.md (*negnegt, *movtt): Remove.
7625 2016-05-02 Marek Polacek <polacek@redhat.com>
7626 Tom de Vries <tom@codesourcery.com>
7628 PR tree-optimization/70700
7629 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7630 bigger than FIRST_REF_NODE.
7632 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7635 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7637 (prepare_cbranch_operands): Don't use scratch register. Assume that
7638 function is used when pseudos can be created.
7639 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7640 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7641 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7642 define_expand. Allow it only when pseudos can be created.
7643 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7645 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/constraints.md (BC): Only allow -1 operands.
7648 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7649 Add "enabled" attribute. Update XI mode attribute calculation.
7650 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7651 (*movoi_internal_avx): Update XI mode attribute calculation.
7652 (*movti_internal): Ditto.
7654 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7656 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7657 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7659 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7661 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7662 statement on instruction code. Remove trailing spaces.
7663 (altivec_expand_stv_builtin): Likewise.
7665 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7667 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7668 (TARGET_FPU_DOUBLE): Simplify.
7669 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7670 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7671 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7672 with 'TARGET_FPU_DOUBLE'.
7673 * config/sh/sh.md: Likewise.
7675 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7677 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7678 SH_DIV_STR_FOR_SIZE): Remove.
7679 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7680 SH_DIV_STR_FOR_SIZE): Remove.
7682 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7684 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7685 logical_reg_operand): Delete.
7686 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7687 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7688 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7689 match_operand and match_test.
7690 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7691 variables on their first use. Return bool values.
7692 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7693 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7694 arith_reg_operand for input operand. Remove empty constraints.
7696 (*xorsi3_compact): Rename to xorsi3.
7697 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7698 (*zero_extend<mode>si2_disp_mem): Update comment.
7701 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7703 * config/sh/t-sh: Remove SH5 support.
7704 * config.gcc: Likewise.
7705 * configure: Likewise.
7707 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7709 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7711 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7713 * config/sh/sh.c (register_sh_passes, sh_option_override,
7714 sh_print_operand, prepare_move_operands,
7715 sh_can_follow_jump): Remove TARGET_SH1 checks.
7716 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7717 PROMOTE_MODE): Likewise.
7718 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7721 2016-04-30 Alan Modra <amodra@gmail.com>
7723 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7724 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7725 Check for user regs later to avoid unnecessary looping over regs.
7726 Merge user reg check with non-saved reg check. Don't force
7727 inline VR restore when static chain used.
7728 (rs6000_frame_related): Omit eh_frame info for user regs when
7730 (fixed_regs_p): Delete.
7732 2016-04-30 Alan Modra <amodra@gmail.com>
7734 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7735 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7738 2016-04-30 Alan Modra <amodra@gmail.com>
7741 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7742 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7745 2016-04-30 Alan Modra <amodra@gmail.com>
7747 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7748 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7749 flag_pic test for Darwin.
7751 2016-04-30 Alan Modra <amodra@gmail.com>
7753 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7754 throw_calls_crossed.
7755 (REG_FREQ_CALLS_CROSSED): Delete.
7756 (REG_N_THROWING_CALLS_CROSSED): Delete.
7757 * regstat.c (regstat_bb_compute_ri): Don't calculate
7758 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7759 (dump_reg_info): Don't print call cross frequency.
7760 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7761 and REG_N_THROWING_CALLS_CROSSED.
7763 2016-04-30 Alan Modra <amodra@gmail.com>
7765 * regs.h (struct reg_info_t): Delete live_length.
7766 (REG_LIVE_LENGTH): Delete macro.
7767 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7768 local_live, local_processed and local_live_last_luid params.
7769 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7771 (regstat_compute_ri): Adjust for above. Don't set
7773 (dump_reg_info): Don't print live length.
7774 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7775 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7776 Localize loop_depth var.
7778 2016-04-30 Alan Modra <amodra@gmail.com>
7780 * ira.c (enum valid_equiv): New.
7781 (validate_equiv_mem): Return enum.
7782 (update_equiv_mem): Create replacement in more cases.
7783 (add_store_equivs): Update validate_equiv_mem call.
7785 2016-04-30 Alan Modra <amodra@gmail.com>
7787 * ira.c (combine_and_move_insns): Rather than scanning insns,
7788 use DF infrastucture to find use and def insns.
7790 2016-04-30 Alan Modra <amodra@gmail.com>
7792 ira.c (combine_and_move_insns): Move invariant conditions..
7793 (ira.c): ..to here. Call combine_and_move_insns before
7794 add_store_equivs. Call grow_reg_equivs later. Allocate
7795 req_equiv later using max_reg_num() rather than global max_regno.
7796 (contains_replace_regs): Delete.
7797 (add_store_equivs): Remove contains_replace_regs test.
7799 2016-04-30 Alan Modra <amodra@gmail.com>
7801 * ira.c (struct equiv_mem_data): New.
7802 (equiv_mem, equiv_mem_modified): Delete static vars.
7803 (validate_equiv_mem_from_store): Use "data" param to communicate..
7804 (validate_equiv_mem): ..from here.
7806 2016-04-30 Alan Modra <amodra@gmail.com>
7808 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7810 (update_reg_equivs): ..here. Move allocation and freeing of
7811 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7812 end_alias_analysis to..
7815 2016-04-30 Alan Modra <amodra@gmail.com>
7817 * ira.c (pdx_subregs): Delete.
7818 (struct equivalence): Add pdx_subregs field.
7819 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7821 (update_equiv_regs): Don't create or free pdx_subregs. Update
7824 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7826 * config/rs6000/altivec.h: Change definitions of vec_xl and
7828 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7829 (LD_ELEMREV_V2DI): New.
7830 (LD_ELEMREV_V4SF): New.
7831 (LD_ELEMREV_V4SI): New.
7832 (LD_ELEMREV_V8HI): New.
7833 (LD_ELEMREV_V16QI): New.
7834 (ST_ELEMREV_V2DF): New.
7835 (ST_ELEMREV_V2DI): New.
7836 (ST_ELEMREV_V4SF): New.
7837 (ST_ELEMREV_V4SI): New.
7838 (ST_ELEMREV_V8HI): New.
7839 (ST_ELEMREV_V16QI): New.
7842 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7843 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7844 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7845 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7846 (altivec_expand_builtin): Add handling for
7847 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7848 (rs6000_invalid_builtin): Add error-checking for
7849 RS6000_BTM_P9_VECTOR.
7850 (altivec_init_builtins): Define builtins used to implement vec_xl
7852 (rs6000_builtin_mask_names): Define power9-vector.
7853 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7854 (RS6000_BTM_P9_VECTOR): Define.
7855 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7856 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7857 (vsx_ld_elemrev_v2df): Likewise.
7858 (vsx_ld_elemrev_v4sf): Likewise.
7859 (vsx_ld_elemrev_v4si): Likewise.
7860 (vsx_ld_elemrev_v8hi): Likewise.
7861 (vsx_ld_elemrev_v16qi): Likewise.
7862 (vsx_st_elemrev_v2df): Likewise.
7863 (vsx_st_elemrev_v2di): Likewise.
7864 (vsx_st_elemrev_v4sf): Likewise.
7865 (vsx_st_elemrev_v4si): Likewise.
7866 (vsx_st_elemrev_v8hi): Likewise.
7867 (vsx_st_elemrev_v16qi): Likewise.
7868 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7871 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7873 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7875 (simplify_control_stmt_condition_1): ... here. Recurse into
7876 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7878 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7881 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7882 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7883 define_insn_and_split to define_insn.
7884 (zero_extendqi<mode>2_dot2): Same.
7885 (extendqi<mode>2_dot): Same.
7886 (extendqi<mode>2_dot2): Same.
7888 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7890 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7891 (probe_stack): New expander.
7892 (probe_stack_<mode>): New insn pattern.
7894 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7896 * config/i386/i386.md
7897 (operations with memory inputs setting flags peephole2):
7898 Remove uneeded REG_P checks. Cleanup pattern generation.
7900 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7902 * tree-vect-loop.c (vect_transform_loop): Fix
7903 nb_iterations_upper_bound computation for vectorized loop.
7905 2016-04-29 Marek Polacek <polacek@redhat.com>
7906 Jakub Jelinek <jakub@redhat.com>
7909 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7910 TARGET_EXPR_SLOT as a base.
7912 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7914 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7915 with 'rCm2' constraints to limit possible immediate size.
7916 (*load_zeroextendqisi_update): Likewise.
7917 (*load_signextendqisi_update): Likewise.
7918 (*loadhi_update): Likewise.
7919 (*load_zeroextendhisi_update): Likewise.
7920 (*load_signextendhisi_update): Likewise.
7921 (*loadsi_update): Likewise.
7922 (*loadsf_update): Likewise.
7924 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7926 * config/i386/predicates.md (constm1_operand): Fix comparison.
7928 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7930 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7932 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7934 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7935 remaining SH5 related settings.
7936 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7937 shmedia_prepare_call_address): Delete.
7938 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7939 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7940 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7941 UNSUPPORTED_SH2A): Remove m5 checks.
7942 (sh_divide_strategy_e): Remove SH5 division strategies.
7943 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7944 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7946 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7948 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7950 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7952 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7953 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7955 * config/s390/vector.md ("mov<mode>"): Likewise.
7957 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7959 * config/s390/constraints.md ("U", "W"): Invoke
7960 s390_mem_constraint with "ZR" and "ZT".
7961 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7962 addresses when using LRA. Accept also short displacements for S
7963 and T constraints. Do not check for long displacement target for
7964 S and T constraints.
7965 (s390_mem_constraint): Remove handling of U and W constraints.
7966 * config/s390/s390.md (various patterns): Remove the short
7967 displacement constraints (Q and R) if a long displacement
7968 constraint is present. Add longdisp as required CPU capability.
7969 * config/s390/vector.md: Likewise.
7970 * config/s390/vx-builtins.md: Likewise.
7972 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7975 * reload1.c (reload): Call finish_spills before
7976 restarting reload loop. Skip select_reload_regs
7977 if update_eliminables_and_spill returns true.
7979 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7981 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7982 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7983 (umulhisi3_imm): Update predicates and constraint letters.
7984 (umulhisi3_reg): Declare instruction as commutative.
7985 * config/arc/constraints.md (J12, J16): New constraints.
7986 * config/arc/predicates.md (short_unsigned_const_operand): New
7988 (arc_short_operand): Likewise.
7989 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7991 2016-04-29 Richard Biener <rguenther@suse.de>
7993 PR tree-optimization/13962
7994 PR tree-optimization/65686
7995 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7996 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7997 using PTA to compare pointers.
7998 * match.pd: Add pattern for pointer equality compare simplification
7999 using ptrs_compare_unequal.
8001 2016-04-29 Richard Biener <rguenther@suse.de>
8003 * stor-layout.c (layout_type): Do not build a pointer-to-element
8006 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8008 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8009 Use SWI mode iterator. Use general_reg_operand predicate.
8010 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8011 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8014 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8017 * fold-const.c (operand_equal_p): Don't verify hash value equality
8019 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8022 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8025 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8026 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8027 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8028 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8029 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8031 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8033 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8034 to info. Don't initialize separate fields to 0. Clean up
8037 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8039 * config/i386/i386.md (peephole2s for operations with memory inputs):
8040 Use SWI mode iterator.
8041 (peephole2s for operations with memory outputs): Ditto.
8042 Do not check for stack checking probe.
8044 (probe_stack): Remove expander.
8046 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8047 Andrew Burgess <andrew.burgess@embecosm.com>
8049 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8050 operands as 32-bits.
8052 2016-04-28 Jason Merrill <jason@redhat.com>
8054 * gdbinit.in: Skip line-map.h.
8056 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8057 Andrew Burgess <andrew.burgess@embecosm.com>
8059 * config/arc/arc.c (arc_conditional_register_usage): Take
8060 TARGET_RRQ_CLASS into account.
8061 (arc_print_operand): Support printing 'p' and 's' operands.
8062 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8064 (TARGET_RRQ_CLASS): Define.
8065 (IS_POWEROF2_OR_0_P): Define.
8066 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8068 (*tst_movb): New define_insn.
8069 (*tst): Avoid recognition if it could prevent '*tst_movb'
8070 combination; replace c/CnL with c/Chs alternative.
8071 (*tst_bitfield_tst): New define_insn.
8072 (*tst_bitfield_asr): New define_insn.
8073 (*tst_bitfield): New define_insn.
8074 (andsi3_i): Add Rrq variant.
8075 (extzv): New define_expand.
8076 (insv): New define_expand.
8077 (*insv_i): New define_insn.
8078 (*movb): New define_insn.
8079 (*movb_signed): New define_insn.
8080 (*movb_high): New define_insn.
8081 (*movb_high_signed): New define_insn.
8082 (*movb_high_signed + 1): New define_split pattern.
8083 (*mrgb): New define_insn.
8084 (*mrgb + 1): New define_peephole2 pattern.
8085 (*mrgb + 2): New define_peephole2 pattern.
8086 * config/arc/arc.opt (mbitops): New option for nps400, uses
8087 TARGET_NPS_BITOPS_DEFAULT.
8088 * config/arc/constraints.md (q): Make register class conditional.
8089 (Rrq): New register constraint.
8090 (Chs): New constraint.
8091 (Clo): New constraint.
8092 (Chi): New constraint.
8093 (Cbf): New constraint.
8094 (Cbn): New constraint.
8095 (C18): New constraint.
8096 (Cbi): New constraint.
8098 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8100 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8102 (bitmap_intersection_of_preds): Ditto.
8103 (bitmap_union_of_succs): Ditto.
8104 (bitmap_union_of_preds): Ditto.
8105 * sbitmap.c (do_popcount): Delete.
8106 (BITMAP_DEBUGGING): Delete.
8107 (sbitmap_verify_popcount): Delete.
8108 (sbitmap_alloc): Don't initialize the popcount field.
8109 (sbitmap_alloc_with_popcount): Delete.
8110 (sbitmap_resize): Don't resize the popcount array.
8111 (sbitmap_vector_alloc): Don't initialize the popcount field.
8112 (bitmap_copy): Don't copy the popcount array.
8113 (bitmap_clear): Don't clear the popcount array.
8114 (bitmap_clear): Delete the popcount array handling.
8115 (bitmap_ior_and_compl): Delete the popcount assert.
8116 (bitmap_not): Ditto.
8117 (bitmap_and_compl): Ditto.
8118 (bitmap_and): Delete the popcount array handling.
8119 (bitmap_xor): Ditto.
8120 (bitmap_ior): Ditto.
8121 (bitmap_or_and): Delete the popcount assert.
8122 (bitmap_and_or): Ditto.
8123 (popcount_table): Delete.
8124 (sbitmap_elt_popcount): Delete.
8125 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8126 (bitmap_set_bit): Delete the popcount assert.
8127 (bitmap_clear_bit): Ditto.
8128 (sbitmap_free): Don't free the popcount array.
8129 (sbitmap_alloc_with_popcount): Delete declaration.
8130 (sbitmap_popcount): Ditto.
8132 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8133 Andrew Burgess <andrew.burgess@embecosm.com>
8135 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8136 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8137 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8138 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8139 * config/arc/arc.opt (mcmem): New option.
8140 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8141 supply length for r/m alternative.
8142 (*extendqisi2_ac): Likewise.
8143 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8145 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8146 (movhi_insn): Likewise.
8147 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8148 (*zero_extendqihi2_i): Add r/Ucm alternative.
8149 (*zero_extendqisi2_ac): Likewise.
8150 (*zero_extendhisi2_i): Likewise.
8151 * config/arc/constraints.md (Uex): New memory constraint.
8152 (Ucm): New define_constraint.
8153 * config/arc/predicates.md (long_immediate_loadstore_operand):
8154 Return 0 for MEM with cmem_address address.
8155 (cmem_address_0): New predicates.
8156 (cmem_address_1): Likewise.
8157 (cmem_address_2): Likewise.
8158 (cmem_address): Likewise.
8160 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8162 * config/rs6000/rs6000.c (machine_function): Rename
8163 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8164 (rs6000_stack_info): Adjust.
8166 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8167 Andrew Burgess <andrew.burgess@embecosm.com>
8169 * config/arc/constraints.md (Usd): Convert to define_constraint.
8173 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8176 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8177 Add new peephole2 where the first insn is *mov<mode>_or instead of
8178 *mov<mode>_internal.
8180 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8182 * tracer.c (bb_seen): Make static.
8184 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8186 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8187 support, setup defaults.
8188 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8189 * config/arc/arc.c (arc_init): Add NPS400 support.
8190 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8191 (TARGET_ARC700): NPS400 is also an ARC700.
8192 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8194 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8197 * config/nds32/nds32.md (casesi): Don't access the operands array
8200 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8203 (or $-1,reg peephole2): Ditto.
8204 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8206 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8208 * doc/extend.texi (Common Function Attributes) [optimize]:
8209 Discourage use of the optimize attribute.
8211 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8213 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8214 special case builtin.
8215 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8216 ALTIVEC_BUILTIN_VEC_ADDE.
8217 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8218 support for ALTIVEC_BUILTIN_VEC_ADDE.
8219 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8220 for __builtin_vec_adde.
8222 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8224 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8225 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8227 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8230 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8231 attributes): Document cilkplus_runtime.
8233 2016-04-28 Martin Jambor <mjambor@suse.cz>
8235 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8236 this function. Call verify_expr on MEM_REFs and bases of other
8239 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8241 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8242 for WORD_REGISTER_OPERATIONS to runtime check.
8244 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8246 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8248 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8250 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8251 big-endian compilation.
8252 * config/arc/arc.md (addf3): Likewise.
8256 2016-04-28 Richard Biener <rguenther@suse.de>
8258 PR tree-optimization/70840
8259 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8260 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8261 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8262 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8264 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8266 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8267 and explain why in a comment.
8269 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8271 * config/arc/arc.md (cpu_facility): Add fpx variant.
8272 (subdf3): Prohibit use reverse sub when assist operations option
8274 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8275 instructions only when FPX is enabled.
8276 * testsuite/gcc.target/arc/trsub.c: New test.
8278 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8280 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8281 mult_operator when calculating "type" attribute.
8282 (*fop_<mode>_1_i387): Ditto.
8283 (*fop_xf_1_i387): Ditto.
8284 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8285 Use std::swap to swap operands. Use RTL expressions to generate
8288 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8289 Joern Rennecke <joern.rennecke@embecosm.com>
8291 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8293 (emit_pic_move): Remove.
8294 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8295 * config/arc/arc.c (emit_pic_move): Removed.
8296 (TARGET_HAVE_TLS): Define.
8297 (arc_conditional_register_usage): Test for arc_tp_regno.
8298 (arc_print_operand, arc_print_operand_address): Handle TLS
8300 (arc_needs_pcl_p): New function.
8301 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8302 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8303 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8304 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8305 (arc_legitimize_tls_address): Likewise.
8306 (DTPOFF_ZERO_SYM): Define.
8307 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8308 (arc_output_pic_addr_const): Print TLS unspecs.
8309 (prepare_pic_move): New function, replaces emit_pic_move.
8310 (arc_legitimate_constant_p): Handle TLS unspecs.
8311 (arc_legitimate_address_p): Likewise.
8312 (arc_rewrite_small_data_p): Use assert for TLS constants.
8313 (prepare_move_operands): Use prepare_pic_move.
8314 (arc_legitimize_address): Legitimize tls addresses.
8315 (arc_epilogue_uses): Check for arc_tp_regno.
8316 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8317 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8319 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8321 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8322 %(arc_tls_extra_start_spec).
8323 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8324 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8326 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8327 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8328 (UNSPEC_TLS_OFF): Add.
8330 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8331 (get_thread_pointersi): New patterns.
8332 * config/arc/arc.opt (mtp-regno): New option.
8333 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8334 (move_dest_operand): Likewise.
8335 * configure: Regenerate.
8336 * configure.ac: Add arc*-*-* case to test for tls.
8337 * doc/invoke.texi (ARC options): Document mtp-regno.
8339 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8341 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8342 the new ARC HS SIMD instructions.
8343 (arc_preferred_simd_mode): New function.
8344 (arc_autovectorize_vector_sizes): Likewise.
8345 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8346 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8347 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8348 (arc_init_builtins): Add new SIMD builtin types.
8349 (arc_split_move): Handle 64 bit vector moves.
8350 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8351 (TARGET_PLUS_QMACW): Define.
8352 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8353 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8354 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8355 (VSUBADD4H): New builtins.
8356 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8357 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8359 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8360 Matthias Klose <doko@debian.org>
8362 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8364 2016-04-28 Richard Biener <rguenther@suse.de>
8367 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8370 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8372 * common/config/sh/sh-common.c: Remove SH5 support.
8373 * config/sh/constraints.md: Likewise.
8374 * config/sh/config/sh/elf.h: Likewise.
8375 * config/sh/linux.h: Likewise.
8376 * config/sh/netbsd-elf.h: Likewise.
8377 * config/sh/predicates.md: Likewise.
8378 * config/sh/sh-c.c: Likewise.
8379 * config/sh/sh-protos.h: Likewise.
8380 * config/sh/sh.c: Likewise.
8381 * config/sh/sh.h: Likewise.
8382 * config/sh/sh.md: Likewise.
8383 * config/sh/sh.opt: Likewise.
8384 * config/sh/sync.md: Likewise.
8385 * config/sh/sh64.h: Delete.
8386 * config/sh/shmedia.h: Likewise.
8387 * config/sh/shmedia.md: Likewise.
8388 * config/sh/sshmedia.h: Likewise.
8389 * config/sh/t-netbsd-sh5-64: Likewise.
8390 * config/sh/t-sh64: Likewise.
8391 * config/sh/ushmedia.h: Likewise.
8393 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8395 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8396 general_reg_operand instead of register_operand predicate.
8398 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8400 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8402 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8404 * match.pd (A - B > A, A + B < A): New transformations.
8406 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8408 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8409 which defaults to true. Emit an outer pair of parentheses only if
8410 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8411 don't emit parentheses for the right-hand operand.
8413 2016-04-27 Jeff Law <law@redhat.com>
8415 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8417 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8419 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8420 (altivec_lvx_<mode>_internal): Document.
8421 (altivec_lvx_<mode>_2op): New define_insn.
8422 (altivec_lvx_<mode>_1op): Likewise.
8423 (altivec_lvx_<mode>_2op_si): Likewise.
8424 (altivec_lvx_<mode>_1op_si): Likewise.
8425 (altivec_stvx_<mode>): Remove.
8426 (altivec_stvx_<mode>_internal): Document.
8427 (altivec_stvx_<mode>_2op): New define_insn.
8428 (altivec_stvx_<mode>_1op): Likewise.
8429 (altivec_stvx_<mode>_2op_si): Likewise.
8430 (altivec_stvx_<mode>_1op_si): Likewise.
8431 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8432 Expand vec_ld and vec_st during parsing.
8433 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8435 (altivec_expand_stvx_be): Likewise.
8436 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8437 address-masking behavior in RTL.
8438 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8439 address-masking behavior in RTL.
8440 (altivec_expand_builtin): Change builtin code arguments for calls
8441 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8442 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8443 presence of lvx/stvx patterns.
8444 (alignment_with_canonical_addr): New function.
8445 (alignment_mask): Likewise.
8446 (find_alignment_op): Likewise.
8447 (recombine_lvx_pattern): Likewise.
8448 (recombine_stvx_pattern): Likewise.
8449 (recombine_lvx_stvx_patterns): Likewise.
8450 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8451 stvx patterns from expand.
8452 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8454 (vector_altivec_store_<mode>): Likewise.
8456 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8458 * config/aarch64/aarch64.md
8459 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8460 remove the "fp" attributes.
8461 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8462 add the "simd" attributes.
8463 (*movdf_aarch64): Likewise.
8464 (*movtf_aarch64): Remove the "fp" attributes.
8465 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8466 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8468 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8470 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8471 rtx to rtx_code_label *.
8472 * rtl.h (maybe_set_first_label_num): Likewise.
8474 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8476 * df-core.c (df_add_problem): Make the problem param be const.
8477 (df_remove_problem): Make local "problem" be const.
8478 * df-problems.c (problem_RD): Make const.
8479 (problem_LR): Likewise.
8480 (problem_LIVE): Likewise.
8481 (problem_MIR): Likewise.
8482 (problem_CHAIN): Likewise.
8483 (problem_WORD_LR): Likewise.
8484 (problem_NOTE): Likewise.
8485 (problem_MD): Likewise.
8486 * df-scan.c (problem_SCAN): Likewise.
8487 * df.h (struct df_problem): Make field "dependent_problem" be
8489 (struct dataflow): Likewise for field "problem".
8490 (df_add_problem): Make param const.
8492 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8495 inter-unit moves to/from vector registers are enabled. Do not disable
8498 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8500 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8501 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8503 (enum df_problem_id): ...this new enum.
8504 (struct df_problem): Convert field "id" from "int" to
8507 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8509 * rtl.def: Update comment for "things in the instruction chain" to
8510 reflect the removal of the leading "i" field for INSN_UID in
8511 r210360. Fix bogus apostrophe.
8513 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8515 * config/i386/i386.md
8516 (lea arith with mem operand + setcc peephole2): Set operator mode.
8518 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8521 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8522 (dimode_scalar_to_vector_candidate_p): This.
8523 (timode_scalar_to_vector_candidate_p): New function.
8524 (scalar_to_vector_candidate_p): Likewise.
8525 (timode_check_non_convertible_regs): Likewise.
8526 (timode_remove_non_convertible_regs): Likewise.
8527 (remove_non_convertible_regs): Likewise.
8528 (remove_non_convertible_regs): Renamed to ...
8529 (dimode_remove_non_convertible_regs): This.
8530 (scalar_chain::~scalar_chain): Make it virtual.
8531 (scalar_chain::compute_convert_gain): Make it pure virtual.
8532 (scalar_chain::mark_dual_mode_def): Likewise.
8533 (scalar_chain::convert_insn): Likewise.
8534 (scalar_chain::convert_registers): Likewise.
8535 (scalar_chain::add_to_queue): Make it protected.
8536 (scalar_chain::emit_conversion_insns): Likewise.
8537 (scalar_chain::replace_with_subreg): Likewise.
8538 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8539 (scalar_chain::convert_op): Likewise.
8540 (scalar_chain::convert_reg): Likewise.
8541 (scalar_chain::make_vector_copies): Likewise.
8542 (scalar_chain::convert_registers): New pure virtual function.
8543 (class dimode_scalar_chain): New class.
8544 (class timode_scalar_chain): Likewise.
8545 (scalar_chain::mark_dual_mode_def): Renamed to ...
8546 (dimode_scalar_chain::mark_dual_mode_def): This.
8547 (timode_scalar_chain::mark_dual_mode_def): New function.
8548 (timode_scalar_chain::convert_insn): Likewise.
8549 (dimode_scalar_chain::convert_registers): Likewise.
8550 (scalar_chain::compute_convert_gain): Renamed to ...
8551 (dimode_scalar_chain::compute_convert_gain): This.
8552 (scalar_chain::replace_with_subreg): Renamed to ...
8553 (dimode_scalar_chain::replace_with_subreg): This.
8554 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8555 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8556 (scalar_chain::make_vector_copies): Renamed to ...
8557 (dimode_scalar_chain::make_vector_copies): This.
8558 (scalar_chain::convert_reg): Renamed to ...
8559 (dimode_scalar_chain::convert_reg ): This.
8560 (scalar_chain::convert_op): Renamed to ...
8561 (dimode_scalar_chain::convert_op): This.
8562 (scalar_chain::convert_insn): Renamed to ...
8563 (dimode_scalar_chain::convert_insn): This.
8564 (scalar_chain::convert): Call convert_registers.
8565 (convert_scalars_to_vector): Change to scalar_chain pointer to
8566 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8567 in 32-bit mode. Delete scalar_chain pointer. Call
8568 free_dominance_info in 64-bit mode.
8569 (pass_stv::gate): Remove TARGET_64BIT check.
8570 (ix86_option_override): Put the 64-bit STV pass before the CSE
8573 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8575 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8576 dw_loc_frame_offset field.
8577 * dwarf2out.c (new_loc_descr): Likewise.
8578 (resolve_args_picking_1): Turn the VISITED hash set into a
8579 FRAME_OFFSET hash map. Use it to associate a frame offset to
8580 visited nodes. Remove uses of the CHECKING_P macro.
8581 (resolve_args_picking): Update call to resolve_args_picking_1.
8583 2016-04-27 Martin Liska <mliska@suse.cz>
8585 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8586 (free_loop_data): Release vuses of groups.
8588 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8590 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8591 instead of redundant use_id and boolean have_use_for.
8592 (struct iv_use): Change sub_id into group_id. Remove field next.
8593 Move fields: related_cands, n_map_members, cost_map and selected
8595 (struct iv_group): ... here. New structure.
8596 (struct iv_common_cand): Use structure declaration directly.
8597 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8598 (MAX_CONSIDERED_USES): Rename macro to ...
8599 (MAX_CONSIDERED_GROUPS): ... here.
8600 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8601 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8602 (dump_uses): Rename to ...
8603 (dump_groups): ... here. Update all uses.
8604 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8605 (find_induction_variables): Refactor format of dump information.
8606 (record_sub_use): Delete.
8607 (record_use): Update all uses.
8608 (record_group): New function.
8609 (record_group_use, find_interesting_uses_op): Call above functions.
8611 (find_interesting_uses_cond): Ditto.
8612 (group_compare_offset): New function.
8613 (split_all_small_groups): Rename to ...
8614 (split_small_address_groups_p): ... here. Update all uses.
8615 (split_address_groups): Update all uses.
8616 (find_interesting_uses): Refactor format of dump information.
8617 (add_candidate_1): Update all uses. Remove redundant check on iv,
8619 (add_candidate, record_common_cand): Remove redundant assert.
8620 (add_iv_candidate_for_biv): Update use.
8621 (add_iv_candidate_derived_from_uses): Update all uses.
8622 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8623 (alloc_use_cost_map): Ditto.
8624 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8625 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8626 (determine_use_iv_cost_generic): Ditto.
8627 (determine_group_iv_cost_generic): Ditto.
8628 (determine_use_iv_cost_address): Ditto.
8629 (determine_group_iv_cost_address): Ditto.
8630 (determine_use_iv_cost_condition): Ditto.
8631 (determine_group_iv_cost_cond): Ditto.
8632 (determine_use_iv_cost): Ditto.
8633 (determine_group_iv_cost): Ditto.
8634 (set_autoinc_for_original_candidates): Update all uses.
8635 (find_iv_candidates): Update all uses. Refactor dump information.
8636 (determine_use_iv_costs): Ditto.
8637 (determine_iv_costs): Ditto.
8638 (iv_ca_cand_for_use): Rename to ...
8639 (iv_ca_cand_for_group): ... here. Update all uses.
8640 (iv_ca_add_use, iv_ca_add_group): Ditto.
8641 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8642 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8643 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8644 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8645 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8646 (create_new_iv, adjust_iv_update_pos): Ditto.
8647 (rewrite_use_address): Delete.
8648 (rewrite_use_address_1): Rename to ...
8649 (rewrite_use_address): ... here.
8650 (rewrite_use_compare): Update all uses.
8651 (rewrite_use): Delete.
8652 (rewrite_uses): Rename to ...
8653 (rewrite_groups): ... here. Update all uses.
8654 (remove_unused_ivs, free_loop_data): Update all uses.
8655 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8657 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8659 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8660 for WORD_REGISTER_OPERATIONS to runtime check.
8662 2016-04-27 Richard Biener <rguenther@suse.de>
8665 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8666 aggregate_value_p to determine if a function result is
8667 returned by reference.
8668 (ipa_pta_execute): Functions having their address taken are
8669 not automatically nonlocal.
8671 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8674 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8675 * fold-const.c (operand_equal_p): If flag_checking and
8676 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8677 and if it returns non-zero, assert iterative_hash_expr on both
8680 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8682 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8684 2016-04-27 Nick Clifton <nickc@redhat.com>
8687 * varasm.c (merge_weak): Generate an error if an attempt is made
8688 to convert a non-weak static function into a weak, public function.
8690 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8692 * params.def (MAX_PARTITION_SIZE): New param.
8693 * doc/invoke.texi: Document lto-max-partition.
8695 2016-04-27 Richard Biener <rguenther@suse.de>
8698 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8699 function cummulating used_from_other_partition, externally_visible
8700 and force_output from aliases.
8701 (refered_from_nonlocal_var): Likewise.
8702 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8703 node flags properly.
8705 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8707 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8708 (-Wmemset-elt-size): New item.
8710 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8713 * stor-layout.h (internal_reference_types): Delete.
8714 * stor-layout.c (reference_types_internal): Likewise.
8715 (internal_reference_types): Likewise.
8716 (layout_type) <REFERENCE_TYPE>: Adjust.
8718 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8721 * tree.h (inchash::add_expr): Add FLAGS argument.
8722 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8723 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8724 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8725 Formatting fix. Adjust recursive calls. For tcc_comparison,
8726 if swap_tree_comparison (code) is smaller than code, hash that
8727 and arguments in the other order. Hash CONVERT_EXPR the same
8728 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8729 of ADDR_EXPR of decl as the decl itself. Add or remove
8730 OEP_ADDRESS_OF from recursive flags as needed. For
8731 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8732 operands commutatively and only the third one normally.
8733 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8735 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8737 * config/rtems.h (LIB_SPEC): Add -latomic.
8739 2016-04-27 Joel Sherrill <joel@rtems.org>
8741 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8742 xilink.ld and flags not relevant to RTEMS.
8744 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8746 * toplev.c (backend_init_target): Avoid calling init_reload when using
8749 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8751 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8752 for loops rather than one for the whole function.
8754 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8756 * match.pd (X + CST CMP X): New transformation.
8758 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8760 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8761 * fold-const.c (fold_binary_loc): Remove 2 transformations
8762 superseded by match.pd.
8763 * match.pd (x+x -> x*2): Generalize to integers.
8765 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8767 * config/i386/i386.md (operation on memory peephole): Duplicate an
8768 existing peephole and adapt it to match lea rather than an operation
8771 PR rtl-optimization/57193
8772 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8774 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8776 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8778 * tree-if-conv.c (any_pred_load_store): New static variable.
8779 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8780 any_pred_load_store instead of and_mask_load_store.
8781 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8782 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8783 (combine_blocks, tree_if_conversion): Ditto.
8785 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8787 PR tree-optimization/70771
8788 PR tree-optimization/70775
8789 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8790 virtual PHI nodes. Delete parameter.
8791 (if_convertible_loop_p_1): Delete argument to above function.
8792 (predicate_all_scalar_phis): Delete code handling single-argument
8794 (tree_if_conversion): Mark and update virtual SSA.
8796 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8799 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8800 (x86_elf_aligned_common): Rename to ...
8801 (x86_elf_aligned_decl_common): ... this.
8802 Add decl arg. Switch to .lbss for largecomm object. Use
8803 LARGECOMM_SECTION_ASM_OP.
8804 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8806 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8807 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8809 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8810 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8812 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8815 * config/i386/i386.c (SECTION_LARGE): Define.
8816 (x86_64_elf_select_section): Set it for large data/bss sections.
8817 Only clear SECTION_WRITE for .lrodata.
8818 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8820 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8821 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8822 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8824 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8825 * doc/tm.texi: Regenerate.
8827 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8830 * configure.ac (--enable-checking): Document extra flag, for
8831 non-release builds default to --enable-checking=yes,extra.
8832 If misc checking and extra checking, define CHECKING_P to 2 instead
8834 * common.opt (fchecking=): Add.
8835 * doc/invoke.texi (-fchecking=): Document.
8836 * doc/install.texi: Document --enable-checking changes.
8837 * configure: Regenerated.
8838 * config.in: Regenerated.
8840 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8843 attribute instead of which_alternative.
8844 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8845 Use EXT_REX_SSE_REG_P where appropriate.
8847 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8849 * config/i386/predicates.md (const0_operand): Do not match
8850 const_wide_int code.
8851 (const1_operand): Ditto.
8853 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8855 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8856 for SSE constm1 operands and TARGET_AVX512VL.
8857 (*movti_internal): Ditto.
8858 (*mov<mode>_or): Use constm1_operand predicate.
8859 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8860 for SSE vector_all_ones operands and TARGET_AVX512VL.
8861 * config/i386/predicates.md (constm1_operand): New predicate.
8862 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8863 emission of constant -1 load.
8865 2016-04-25 Jason Merrill <jason@redhat.com>
8867 * gdbinit.in: Skip is-a.h.
8869 * attribs.c (register_scoped_attributes): Fix logic.
8870 * attribs.h: Declare register_scoped_attributes.
8872 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8874 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8875 stxvd2x and stxvw4x built-in functions.
8877 2016-04-25 DJ Delorie <dj@redhat.com>
8879 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8880 (ashrhi3): Likewise.
8881 (lshrhi3): Likewise.
8883 2016-04-25 Richard Biener <rguenther@suse.de>
8885 PR tree-optimization/70780
8886 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8888 (compute_antic): Mark blocks with abnormal preds as visited as
8889 they have a final empty antic-in solution already.
8891 2016-04-25 Michael Collison <michael.collison@linaro.org>
8893 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8895 2016-04-25 Michael Collison <michael.collison@linaro.org>
8897 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8898 mode is VQI to improve mixed mode vectorization.
8899 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8900 define_insn to match low half of signed vaddw.
8901 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8902 define_insn to match high half of signed vaddw.
8903 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8904 define_insn to match low half of unsigned vaddw.
8905 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8906 define_insn to match high half of unsigned vaddw.
8907 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8908 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8909 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8911 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8912 * config/arm/predicates.md (vect_par_constant_high): Support
8913 big endian and simplify by calling
8914 arm_simd_check_vect_par_cnst_half
8915 (vect_par_constant_low): Likewise.
8917 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8920 predicate for operand 2.
8922 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8923 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8926 machine_mode argument.
8927 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8928 constm1_rtx operands. For VOIDmode constants, get mode from
8929 pred_mode. Check mode size if the mode is supported by ABI.
8930 (standard_sse_constant_opcode): Do not use standard_constant_p.
8931 Strictly check ABI support for all-ones operands.
8932 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8933 immediates. Update calls to standard_sse_constant_p.
8934 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8935 (ix86_rtx_costs): Ditto.
8936 * config/i386/i386.md (*movxi_internal_avx512f): Use
8937 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8938 Use (v,BC) alternative instead of (v,C). Use register_operand
8939 checks instead of MEM_P.
8940 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8941 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8942 isa attribute. Use register_operand checks instead of MEM_P.
8943 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8944 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8945 alternative and corresponding sse2 isa attribute.
8946 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8947 to standard_sse_constant_p.
8948 (FP constant splitters): Ditto.
8949 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8951 * config/i386/predicates.md (constm1_operand): Remove.
8952 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8953 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8954 vector_all_ones_operand instead of constm1_operand.
8956 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8958 * print-rtl.c (print_rtx_insn_vec): New function.
8959 * print-rtl.h: New prototype.
8960 * store-motion.c (struct st_expr): Make avail_stores a vector.
8961 (st_expr_entry): Adjust.
8962 (free_st_expr_entry): Likewise.
8963 (print_store_motion_mems): Likewise.
8964 (find_moveable_store): Likewise.
8965 (compute_store_table): Likewise.
8966 (delete_store): Likewise.
8967 (build_store_vectors): Likewise.
8969 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8971 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8973 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8975 * vec.h (vec_safe_contains): New function.
8976 (vec::contains): Likewise.
8977 (vec::begin): Likewise.
8978 (vec::end): Likewise.
8980 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8983 * cfgexpand.c (expand_stack_vars): Fix typo.
8985 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8987 * system.h (list, map, set, vector): Include conditionally.
8988 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8989 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8990 * ipa-icf.c (INCLUDE_LIST): Define.
8991 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8992 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8993 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8994 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8995 * cp/logic.cc (INCLUDE_LIST): Define.
8996 * fortran/trans-common.c (INCLUDE_MAP): Define.
8998 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9000 * auto-profile.c: Remove <string.h> include.
9001 * ipa-icf-gimple.c: Remove <list> include.
9002 * diagnostic.c: Remove <new> include.
9003 * genmatch.c: Likewise.
9004 * pretty-print.c: Likewise.
9005 * toplev.c: Likewise
9006 * c/c-objc-common.c: Likewise.
9007 * cp/error.c: Likewise.
9008 * fortran/error.c: Likewise.
9010 2016-04-22 Richard Biener <rguenther@suse.de>
9012 * lto-streamer-in.c (input_ssa_names): Do not allocate
9013 GIMPLE_NOP for all SSA names.
9014 * lto-streamer-out.c (output_ssa_names): Do not output
9015 SSA names that should have been released.
9017 2016-04-22 Richard Biener <rguenther@suse.de>
9019 PR tree-optimization/70740
9020 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9023 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9026 * config/i386/predicates.md (call_insn_operand): Replace
9027 sibcall_memory_operand with memory_operand.
9029 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9031 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9032 has_single_use() tests.
9033 (register_edge_assert_for_1): Likewise.
9034 (find_assert_locations_1): Check the liveness bitmap instead of
9035 checking has_single_use().
9037 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9040 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9041 Extract AVX-512BW constraint from AVX.
9043 2016-04-21 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/70725
9046 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9047 for phi_convertible_by_degenerating_args.
9048 (predicate_all_scalar_phis): Handle single-argument PHIs.
9050 2016-04-21 Richard Biener <rguenther@suse.de>
9053 * fold-const.c (fold_comparison): Return properly typed
9056 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9058 PR tree-optimization/70715
9059 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9060 after expanding BASE using expand_simple_operations.
9062 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9064 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9065 New transformations.
9067 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9069 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9071 2016-04-20 Jan Hubicka <jh@suse.cz>
9073 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9074 ultiimate_alias_target.
9075 (update_callee_keys): Likewise.
9076 (lookup_recursive_calls): Likewise.
9077 (speculation_useful_p): Likewise.
9079 2016-04-20 Jan Hubicka <jh@suse.cz>
9082 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9083 (set_nothrow_flag_1): ... this; handle interposition correctly;
9084 recurse on aliases and thunks.
9085 (cgraph_node::set_nothrow_flag): New.
9086 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9087 functions compiled with non-call exceptions that binds to current
9089 (propagate_nothrow): Be safe WRT interposition.
9090 * cgraph.h (set_nothrow_flag): Update prototype.
9092 2016-04-18 Jan Hubicka <jh@suse.cz>
9094 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9095 max_loop_iterations_int.
9096 (tree_unswitch_outer_loop): Likewise.
9098 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9100 PR tree-optimization/69489
9101 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9102 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9103 Revise dump message.
9104 (if_convertible_bb_p): Remove check on edge count of basic block's
9107 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9109 PR tree-optimization/56625
9110 PR tree-optimization/69489
9111 * tree-data-ref.h (DR_INNERMOST): New macro.
9112 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9113 hashing struct innermost_loop_behavior.
9114 (ref_DR_map): Remove.
9115 (innermost_DR_map): New map.
9116 (baseref_DR_map): Revise comment.
9117 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9118 to innermost_DR_map accroding to its innermost loop behavior.
9119 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9120 to its innermost loop behavior.
9121 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9122 Add initialization for innermost_DR_map. Record memory reference
9123 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9124 have innermost loop behavior.
9125 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9128 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9131 *lea_general_1. Use explicit SWI12 mode interator.
9132 (*lea<mode>_general_2): Rename from *lea_general_2.
9133 Use explicit SWI12 mode interator.
9134 (*lea<mode>_general_3): Rename from *lea_general_3.
9135 Use explicit SWI12 mode interator.
9136 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9137 Use explicit SWI12 mode interator.
9138 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9139 Use explicit SWI48 mode interator.
9141 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9144 Short-cut unaligned load and store cases. Handle all integer
9146 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9147 and store cases. Call ix86_avx256_split_vector_move_misalign
9148 directly without checking mode class.
9150 2016-04-20 Andrew Pinski <apinski@cavium.com>
9151 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9154 * config/aarch64/aarch64.md (sibcall): Force call
9155 address to be DImode for ILP32.
9156 (sibcall_value): Likewise.
9158 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9160 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9162 2016-04-20 Richard Biener <rguenther@suse.de>
9164 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9165 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9166 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9167 (maybe_push_res_to_seq): Adjust.
9168 * gimple-fold.c (maybe_build_generic_op): Likewise.
9170 2016-04-20 Marek Polacek <polacek@redhat.com>
9172 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9175 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9177 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9178 use kmovw to support AVX512F target.
9180 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9182 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9184 2016-04-20 Marek Polacek <polacek@redhat.com>
9186 PR tree-optimization/70725
9187 * tree-if-conv.c (is_false_predicate): New function.
9188 (predicate_mem_writes): Use it.
9190 2016-04-20 Richard Biener <rguenther@suse.de>
9192 PR tree-optimization/70726
9193 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9194 shift amounts from a pattern stmt operand.
9196 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9199 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9200 stack_restore_from_fpr pattern when restoring r15.
9201 (s390_optimize_prologue): Strip away the memory barrier in the
9202 parallel when trying to get rid of restore insns.
9203 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9204 definition for loading the stack pointer from an FPR. Compared to
9205 the normal move insn this pattern includes a full memory barrier.
9207 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9210 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9211 implicitly linear or lastprivate iterator on the outer context.
9213 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9215 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9217 * config/i386/i386.md (ssememalign): Removed.
9218 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9220 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9223 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9224 const short * to __builtin_ia32_loaddquhi512_mask.
9225 (_mm512_maskz_loadu_epi16): Likewise.
9226 (_mm512_mask_storeu_epi16): Pass short * to
9227 __builtin_ia32_storedquhi512_mask.
9228 (_mm512_mask_loadu_epi8): Pass const char * to
9229 __builtin_ia32_loaddquqi512_mask.
9230 (_mm512_maskz_loadu_epi8): Likewise.
9231 (_mm512_mask_storeu_epi8): Pass char * to
9232 __builtin_ia32_storedquqi512_mask.
9233 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9234 const double * to __builtin_ia32_loadupd512_mask.
9235 (_mm512_mask_loadu_pd): Likewise.
9236 (_mm512_maskz_loadu_pd): Likewise.
9237 (_mm512_storeu_pd): Pass double * to
9238 __builtin_ia32_storeupd512_mask.
9239 (_mm512_mask_storeu_pd): Likewise.
9240 (_mm512_loadu_ps): Pass const float * to
9241 __builtin_ia32_loadups512_mask.
9242 (_mm512_mask_loadu_ps): Likewise.
9243 (_mm512_maskz_loadu_ps): Likewise.
9244 (_mm512_storeu_ps): Pass float * to
9245 __builtin_ia32_storeups512_mask.
9246 (_mm512_mask_storeu_ps): Likewise.
9247 (_mm512_mask_loadu_epi64): Pass const long long * to
9248 __builtin_ia32_loaddqudi512_mask.
9249 (_mm512_maskz_loadu_epi64): Likewise.
9250 (_mm512_mask_storeu_epi64): Pass long long *
9251 to __builtin_ia32_storedqudi512_mask.
9252 (_mm512_loadu_si512): Pass const int * to
9253 __builtin_ia32_loaddqusi512_mask.
9254 (_mm512_mask_loadu_epi32): Likewise.
9255 (_mm512_maskz_loadu_epi32): Likewise.
9256 (_mm512_storeu_si512): Pass int * to
9257 __builtin_ia32_storedqusi512_mask.
9258 (_mm512_mask_storeu_epi32): Likewise.
9259 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9260 char * to __builtin_ia32_storedquqi256_mask.
9261 (_mm_mask_storeu_epi8): Likewise.
9262 (_mm256_mask_loadu_epi16): Pass const short * to
9263 __builtin_ia32_loaddquhi256_mask.
9264 (_mm256_maskz_loadu_epi16): Likewise.
9265 (_mm_mask_loadu_epi16): Pass const short * to
9266 __builtin_ia32_loaddquhi128_mask.
9267 (_mm_maskz_loadu_epi16): Likewise.
9268 (_mm256_mask_loadu_epi8): Pass const char * to
9269 __builtin_ia32_loaddquqi256_mask.
9270 (_mm256_maskz_loadu_epi8): Likewise.
9271 (_mm_mask_loadu_epi8): Pass const char * to
9272 __builtin_ia32_loaddquqi128_mask.
9273 (_mm_maskz_loadu_epi8): Likewise.
9274 (_mm256_mask_storeu_epi16): Pass short * to.
9275 __builtin_ia32_storedquhi256_mask.
9276 (_mm_mask_storeu_epi16): Pass short * to.
9277 __builtin_ia32_storedquhi128_mask.
9278 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9279 const double * to __builtin_ia32_loadupd256_mask.
9280 (_mm256_maskz_loadu_pd): Likewise.
9281 (_mm_mask_loadu_pd): Pass onst double * to
9282 __builtin_ia32_loadupd128_mask.
9283 (_mm_maskz_loadu_pd): Likewise.
9284 (_mm256_mask_storeu_pd): Pass double * to
9285 __builtin_ia32_storeupd256_mask.
9286 (_mm_mask_storeu_pd): Pass double * to
9287 __builtin_ia32_storeupd128_mask.
9288 (_mm256_mask_loadu_ps): Pass const float * to
9289 __builtin_ia32_loadups256_mask.
9290 (_mm256_maskz_loadu_ps): Likewise.
9291 (_mm_mask_loadu_ps): Pass const float * to
9292 __builtin_ia32_loadups128_mask.
9293 (_mm_maskz_loadu_ps): Likewise.
9294 (_mm256_mask_storeu_ps): Pass float * to
9295 __builtin_ia32_storeups256_mask.
9296 (_mm_mask_storeu_ps): ass float * to
9297 __builtin_ia32_storeups128_mask.
9298 (_mm256_mask_loadu_epi64): Pass const long long * to
9299 __builtin_ia32_loaddqudi256_mask.
9300 (_mm256_maskz_loadu_epi64): Likewise.
9301 (_mm_mask_loadu_epi64): Pass const long long * to
9302 __builtin_ia32_loaddqudi128_mask.
9303 (_mm_maskz_loadu_epi64): Likewise.
9304 (_mm256_mask_storeu_epi64): Pass long long * to
9305 __builtin_ia32_storedqudi256_mask.
9306 (_mm_mask_storeu_epi64): Pass long long * to
9307 __builtin_ia32_storedqudi128_mask.
9308 (_mm256_mask_loadu_epi32): Pass const int * to
9309 __builtin_ia32_loaddqusi256_mask.
9310 (_mm256_maskz_loadu_epi32): Likewise.
9311 (_mm_mask_loadu_epi32): Pass const int * to
9312 __builtin_ia32_loaddqusi128_mask.
9313 (_mm_maskz_loadu_epi32): Likewise.
9314 (_mm256_mask_storeu_epi32): Pass int * to
9315 __builtin_ia32_storedqusi256_mask.
9316 (_mm_mask_storeu_epi32): Pass int * to
9317 __builtin_ia32_storedqusi128_mask.
9318 * config/i386/i386-builtin-types.def (PCSHORT): New.
9320 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9321 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9322 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9323 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9324 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9325 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9326 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9327 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9328 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9329 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9330 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9331 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9332 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9333 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9334 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9335 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9336 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9337 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9338 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9339 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9340 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9341 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9342 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9343 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9344 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9345 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9346 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9347 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9348 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9349 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9350 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9351 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9352 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9353 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9354 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9355 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9356 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9357 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9358 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9359 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9360 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9361 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9362 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9363 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9364 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9365 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9366 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9367 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9368 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9370 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9371 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9373 (ix86_expand_vector_move_misalign): Likewise.
9374 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9375 to scalar function prototype for unaligned load/store builtins.
9376 (ix86_expand_special_args_builtin): Updated.
9377 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9378 (UNSPEC_STOREU): Likewise.
9379 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9380 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9381 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9382 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9383 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9384 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9385 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9386 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9387 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9388 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9389 (<avx512>_storedqu<mode>_mask): Likewise.
9390 (*sse4_2_pcmpestr_unaligned): Likewise.
9391 (*sse4_2_pcmpistr_unaligned): Likewise.
9392 (*mov<mode>_internal): Renamed to ...
9393 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9394 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9395 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9396 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9398 2016-04-19 Richard Biener <rguenther@suse.de>
9400 PR tree-optimization/70171
9401 * tree-ssa-phiprop.c: Include stor-layout.h.
9402 (phiprop_insert_phi): Handle the aggregate copy case.
9403 (propagate_with_phi): Likewise.
9405 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9407 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9408 instead of simplify_gen_subreg (... , 0).
9409 (ix86_delegitimize_address): Ditto.
9410 (ix86_split_divmod): Ditto.
9411 (ix86_split_copysign_const): Ditto.
9412 (ix86_split_copysign_var): Ditto.
9413 (ix86_expand_args_builtin): Ditto.
9414 (ix86_expand_round_builtin): Ditto.
9415 (ix86_expand_special_args_builtin): Ditto.
9416 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9417 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9418 (udivmodqi4): Ditto.
9419 (absneg splitters): Ditto.
9420 (*jcc_bt<mode>_1): Ditto.
9422 2016-04-19 Richard Biener <rguenther@suse.de>
9424 PR tree-optimization/70724
9425 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9426 restoring out from ...
9427 (free_scc_vn): ... here.
9428 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9429 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9431 (pass_fre::execute): Restore SSA info.
9433 2016-04-19 Richard Biener <rguenther@suse.de>
9435 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9436 * gimple-walk.c (walk_gimple_op): Initialize it.
9437 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9438 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9439 remapping SSA names of defs.
9440 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9443 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9446 * lra-constraints.c (equiv_substition_p): New.
9447 (process_alt_operands): Use it.
9448 (swap_operands): Swap it.
9449 (curr_insn_transform): Update it.
9451 2016-04-18 Michael Matz <matz@suse.de>
9453 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9454 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9455 * tree-core.h (tree_type_common.align): Use bit-field.
9456 (tree_type_common.spare): New.
9457 (tree_decl_common.off_align): Make smaller.
9458 (tree_decl_common.align): Use bit-field.
9460 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9461 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9462 (scan_sharing_clauses): Ditto.
9463 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9464 (omp_finish_file): Ditto.
9465 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9466 (layout_decl): Ditto.
9467 (relayout_decl): Ditto.
9468 (finalize_record_size): Use SET_TYPE_ALIGN.
9469 (finalize_type_size): Ditto.
9470 (finish_builtin_struct): Ditto.
9471 (layout_type): Ditto.
9472 (initialize_sizetypes): Ditto.
9473 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9474 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9475 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9476 (get_chain_field): Ditto.
9477 (get_trampoline_type): Ditto.
9478 (get_nl_goto_field): Ditto.
9479 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9481 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9482 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9483 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9484 (build_qualified_type): Use SET_TYPE_ALIGN.
9485 (build_aligned_type, build_range_type_1): Ditto.
9486 (build_atomic_base): Ditto.
9487 (build_common_tree_nodes): Ditto.
9488 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9489 (expand_one_stack_var_at): Ditto.
9490 * coverage.c (build_var): Use SET_DECL_ALIGN.
9491 * except.c (init_eh): Ditto.
9492 * function.c (assign_parm_setup_block): Ditto.
9493 * symtab.c (increase_alignment_1): Ditto.
9494 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9495 * tree-vect-stmts.c (ensure_base_align): Ditto.
9496 * varasm.c (align_variable): Ditto.
9497 (assemble_variable): Ditto.
9498 (build_constant_desc): Ditto.
9499 (output_constant_def_contents): Ditto.
9501 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9502 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9503 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9504 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9505 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9507 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9510 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9511 replace %vmovsd with "%vmovq".
9512 (vec_concatv2df): Likewise.
9514 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9517 (*vec_extractv2si_0): Ditto.
9518 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9519 (zero_extended_scalar_load_operand splitters): Ditto.
9520 (vec_extract splitters): Ditto.
9521 (*vec_extractv4si_0_zext): Ditto.
9522 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9524 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9525 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9526 (*sse4_1_extractps): Use lowpart_subreg.
9527 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9529 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9531 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9533 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9534 Mention Solaris 11 packaging changes.
9535 Update gas and gld requirements.
9536 Remove reference to pre-Solaris 10 bug.
9537 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9539 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9542 2016-04-17 Jan Hubicka <jh@suse.cz>
9544 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9545 max_loop_iterations_int.
9547 2016-04-18 Richard Biener <rguenther@suse.de>
9549 PR tree-optimization/43434
9550 * tree-ssa-structalias.c (struct vls_data): New.
9551 (visit_loadstore): Handle all pointer-based accesses.
9552 (compute_dependence_clique): Compute a bitmap of restrict tags
9553 assigned bases and pass it to visit_loadstore.
9555 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9558 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9559 armv8.1-a and armv8.1-a+crc.
9561 2016-04-18 Richard Biener <rguenther@suse.de>
9563 PR tree-optimization/70701
9564 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9565 references after translating through a memcpy.
9567 2016-04-18 Richard Biener <rguenther@suse.de>
9569 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9570 (compute_antic): ... here. For partial antic use regular
9571 postorder and scrap iteration.
9572 (compute_partial_antic_aux): Remove unused return value.
9573 (init_pre): Do not allocate postorder.
9574 (fini_pre): Do not free postorder.
9576 2016-04-18 Richard Biener <rguenther@suse.de>
9579 * expmed.c (extract_bit_field_1): Remove broken case
9580 using a wider MODE_INT mode.
9582 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9584 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9585 unless compiling with at least GCC-4.8.
9587 2016-04-17 Jan Hubicka <jh@suse.cz>
9590 * graphite.c (graphite_finalize): Update call to
9591 tree_estimate_probability.
9592 * predict.h (tree_estimate_probability): Update prototype.
9594 2016-04-17 Jan Hubicka <jh@suse.cz>
9596 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9597 (tree_estimate_probability): Likewise.
9598 (pass_profile::execute): Update.
9599 (report_predictor_hitrates): New function.
9600 * profile.c (compute_branch_probabilities): Use it.
9601 * predict.h (report_predictor_hitrates): Declare.
9603 2016-04-17 Jan Hubicka <jh@suse.cz>
9606 * cgraph.h (cgraph_node::set_const_flag,
9607 cgraph_node::set_pure_flag): Update prototype to return bool;
9609 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9610 of interposable symbol are interposable, too.
9611 (cgraph_set_const_flag_1): Rename to ...
9612 (set_const_flag_1): ... this one; change to self recursive function
9613 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9614 clearnig the flag in all variants and also virtual thunks of const
9615 functions are pure; track if any change was done.
9616 (cgraph_node::set_const_flag): Update.
9617 (struct set_pure_flag_info): New struct.
9618 (cgraph_set_pure_flag_1): Rename to ...
9619 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9620 rather than pointer encoded flags; track if any changes was done;
9621 handle correctly clearning flag and setting flag of aliases already
9623 (cgraph_node::set_pure_flag): Update.
9624 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9626 2016-04-17 Tom de Vries <tom@codesourcery.com>
9629 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9632 2016-04-17 Tom de Vries <tom@codesourcery.com>
9634 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9635 '{}<> ' as escape-for-record.
9637 2016-04-17 Tom de Vries <tom@codesourcery.com>
9639 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9642 2016-04-17 Tom de Vries <tom@codesourcery.com>
9645 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9646 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9647 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9648 * passes.c (finish_optimization_passes): Only call
9649 finish_graph_dump_file if dfi->graph_dump_initialized.
9650 (execute_function_dump, pass_init_dump_file): Use
9651 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9653 2016-04-17 Tom de Vries <tom@codesourcery.com>
9655 PR tree-optimization/70256
9656 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9657 (debug_varmap): New function.
9659 2016-04-17 Tom de Vries <tom@codesourcery.com>
9662 * passes.c (pass_manager::register_pass): Propagate pflags.
9664 2016-04-17 Tom de Vries <tom@codesourcery.com>
9667 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9668 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9669 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9670 check if it's equal to p_start.
9671 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9673 2016-04-15 Jan Hubicka <jh@suse.cz>
9676 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9677 function does not bind to current def.
9678 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9679 handle conservatively calls to functions that does not need to bind
9681 (check_call): Update call of worse_state.
9682 (ignore_edge_for_nothrow): Update.
9683 (ignore_edge_for_pure_const): Likewise.
9684 (propagate_pure_const): Update calls to worse_state.
9685 (skip_function_for_local_pure_const): Reformat comments.
9687 2016-04-15 Jan Hubicka <jh@suse.cz>
9690 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9691 (cgraph_node::function_symbol): Likewise.
9692 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9693 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9694 (symtab_node::ultimate_alias_target): Add REF parameter.
9695 (symtab_node::binds_to_current_def_p): Declare.
9696 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9697 (cgraph_node::function_symbol): Likewise.
9698 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9699 (cgraph_node::get_availability): Likewise.
9700 (cgraph_edge::binds_to_current_def_p): New inline function.
9701 (varpool_node::get_availability): Add REF parameter.
9702 (varpool_node::ultimate_alias_target): Likewise.
9703 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9704 (symtab_node::binds_to_current_def_p): Likewise.
9705 * varpool.c (varpool_node::get_availability): Likewise.
9707 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9710 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9711 Fix mode size check.
9713 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9715 * BASE-VER: Set to 7.0.0.
9717 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9719 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9721 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9723 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9724 architecture revisions.
9726 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9728 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9729 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9730 * config/i386/i386.md (stack decrement to push peepholes): Guard
9731 with !x86_using_red_zone ().
9733 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9736 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9737 to dump_generic_node.
9738 (NIY): Pass also flags to do_niy.
9740 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9742 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9743 (simd_clone_vector_of_formal_parm_types)
9744 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9745 (simd_clone_mangle, simd_clone_create)
9746 (simd_clone_adjust_return_type, create_tmp_simd_array)
9747 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9748 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9749 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9750 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9751 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9752 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9753 * omp-simd-clone.c: ... this new file.
9754 (simd_clone_vector_of_formal_parm_types): Make it static.
9755 * Makefile.in (OBJS): Add omp-simd-clone.o.
9757 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9760 * config/i386/sse.md: Use proper memory operand modifiers.
9763 2016-04-15 Richard Biener <rguenther@suse.de>
9764 Alan Modra <amodra@gmail.com>
9766 PR tree-optimization/70130
9767 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9768 when alignment stays not the same and no not use the realign
9771 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9774 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9775 direct move handlers for KFmode. Change TFmode handlers test from
9776 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9778 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9781 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9782 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9783 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9784 * tree-ssa-live.c (remove_unused_scope_block_p): When
9785 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9786 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9787 block_ultimate_origin is FUNCTION_DECL.
9788 (remove_unused_locals): If current_function_decl is
9789 polymorphic_ctor_dtor_p, pass initial true to
9790 remove_unused_scope_block_p' is_ctor_dtor_block.
9792 2016-04-14 Martin Sebor <msebor@redhat.com>
9797 * doc/extend.texi (Variable Length): Revert.
9799 2016-04-14 Marek Polacek <polacek@redhat.com>
9800 Jan Hubicka <hubicka@ucw.cz>
9803 * tree.c (verify_type): Disable the canonical type of main variant
9806 2016-04-14 Jason Merrill <jason@redhat.com>
9808 * cfgexpand.c, expr.c: Revert previous change.
9810 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9813 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9814 when building a mem ref for the incoming reduction variable.
9816 2016-04-14 Richard Biener <rguenther@suse.de>
9818 PR tree-optimization/70614
9819 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9820 loop if the evolution dropped to chrec_dont_know.
9821 (interpret_condition_phi): Likewise.
9823 2016-04-14 Richard Biener <rguenther@suse.de>
9825 PR tree-optimization/70623
9826 * tree-ssa-pre.c (changed_blocks): Make global ...
9827 (compute_antic): ... local here. Move and fix worklist
9828 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9829 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9830 worklist handling, dump when ANTIC_IN changed.
9831 (compute_partial_antic_aux): Remove worklist handling.
9832 (init_pre): Do not compute post dominators. Add a comment about
9833 the CFG order chosen.
9834 (fini_pre): Do not free post dominators.
9836 2016-04-13 Martin Sebor <msebor@redhat.com>
9841 * doc/extend.texi (Variable Length): Document C++ specifics.
9843 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9846 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9847 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9848 eh edges have been purged.
9851 * tree-sra.c (create_access_replacement,
9852 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9854 * tree-pretty-print.c (dump_fancy_name): New function.
9855 (dump_decl_name, dump_generic_node): Use it.
9857 2016-04-13 Jason Merrill <jason@redhat.com>
9859 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9860 * expr.c (expand_expr_real_1): Likewise.
9862 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9864 * config/i386/i386.md (kunpckhi): Swap operands.
9865 (kunpcksi): Likewise.
9866 (kunpckdi): Likewise.
9867 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9868 (vec_pack_trunc_<mode>): Likewise.
9870 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9873 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9876 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9877 gimplification turns some element into non-constant.
9880 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9881 * explow.c (convert_memory_address_addr_space_1): No longer static,
9882 add NO_EMIT argument and don't call convert_modes if true, pass
9883 it down recursively, remove break after return.
9884 (convert_memory_address_addr_space): Adjust caller.
9885 * simplify-rtx.c (simplify_unary_operation_1): Call
9886 convert_memory_address_addr_space_1 instead of convert_memory_address,
9887 if it returns NULL, don't simplify.
9889 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9892 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9894 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9896 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9897 Bump the upper SIMDLEN limits, so that if the return type or
9898 characteristic type if the return type is void can be passed in
9899 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9902 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9905 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9906 Do not use "=" constraint on an input constraint.
9907 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9908 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9909 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9910 generates (neg (abs ...)) instead of (abs ...).
9912 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9914 PR rtl-optimization/70596
9915 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9916 just invalidate LRA data and reset them. Adjust dump wording.
9918 2016-04-12 Martin Liska <mliska@suse.cz>
9921 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9923 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9925 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9926 max_loop_iterations_int.
9927 (tree_unswitch_outer_loop): Likewise.
9928 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9929 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9931 2016-04-12 Tom de Vries <tom@codesourcery.com>
9933 PR tree-optimization/68756
9934 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9935 instead of new_name.
9937 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9939 PR tree-optimization/70602
9940 * tree-sra.c (generate_subtree_copies): Don't write anything into
9941 constant pool decls.
9943 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9944 regardless whether there are depend clauses or not.
9946 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9949 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9950 target attribute and pragma from changing the -mfloat128
9951 and -mfloat128-hardware options.
9953 * doc/extend.texi (Additional Floating Types): Document PowerPC
9954 __float128 restrictions.
9956 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9959 * config/aarch64/driver-aarch64.c
9960 (aarch64_get_extension_string_for_isa_flags): New.
9961 (arch_extension): Rename to...
9962 (aarch64_arch_extension): ...This.
9963 (ext_to_feat_string): Rename to...
9964 (aarch64_extensions): ...This.
9965 (aarch64_core_data): Keep track of architecture extension flags.
9966 (cpu_data): Rename to...
9967 (aarch64_cpu_data): ...This.
9968 (aarch64_arch_driver_info): Keep track of architecture extension
9970 (get_arch_name_from_id): Rename to...
9971 (get_arch_from_id): ...This, change return type.
9972 (host_detect_local_cpu): Update and reformat for renames, handle
9973 extensions through common infrastructure.
9975 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9978 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9979 track of a canonical flag name.
9980 (all_extensions): Likewise.
9981 (arch_to_arch_name): Also track extension flags enabled by the arch.
9982 (all_architectures): Likewise.
9983 (aarch64_parse_extension): Move to here.
9984 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9986 (aarch64_rewrite_selected_cpu): Update for above change.
9987 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9988 are handled, such that the single explicit value enabled by an
9989 extension is kept seperate from the implicit values it also enables.
9990 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9992 (aarch64_parse_extension): New.
9993 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9994 here to config/aarch64/aarch64-protos.h.
9995 (aarch64_parse_extension): Move from here to
9996 common/config/aarch64/aarch64-common.c.
9997 (aarch64_option_print): Update.
9998 (aarch64_declare_function_name): Likewise.
9999 (aarch64_start_file): Likewise.
10000 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10001 the canonical flag for extensions.
10002 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10005 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10007 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10010 2016-04-09 Tom de Vries <tom@codesourcery.com>
10012 PR tree-optimization/68953
10013 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10014 first to last subscript.
10016 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10018 PR tree-optimization/70586
10019 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10022 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10026 PR tree-optimization/70373
10027 PR middle-end/70533
10028 PR middle-end/70534
10029 PR middle-end/70535
10030 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10031 clauses for acc parallel reductions as necessary. Error on those
10033 * omp-low.c (scan_sharing_clauses): Don't install variables which
10034 are used in acc parallel reductions.
10035 (lower_rec_input_clauses): Remove dead code.
10036 (lower_oacc_reductions): Add support for reference reductions.
10037 (lower_reduction_clauses): Remove dead code.
10038 (lower_omp_target): Don't remap variables appearing in acc parallel
10040 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10042 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10044 PR middle-end/70593
10045 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10046 with multiple SSA_NAME defs, force the outputs other than first
10047 to be live before calling live_track_process_def on each output.
10049 PR rtl-optimization/70574
10050 * fwprop.c (forward_propagate_and_simplify): Don't add
10051 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10052 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10053 paradoxical subregs within *loc.
10055 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10057 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10058 -ftree-parallelize-loops={0,1}.
10059 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10060 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10061 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10062 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10063 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10065 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10068 * asan.c (instrument_derefs): If we get unknown location, extract it
10069 with EXPR_LOCATION.
10070 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10072 2016-04-08 Tom de Vries <tom@codesourcery.com>
10074 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10075 implicit firstprivate clause.
10077 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10080 * config/arm/thumb2.md (tst + branch-> lsls + branch
10081 peephole below *orsi_not_shiftsi_si): Require that condition
10082 register is dead after the peephole.
10083 (second peephole after the above): Likewise.
10085 2016-04-08 Alan Modra <amodra@gmail.com>
10088 * builtins.c (fold_builtin_classify): For IBM extended precision,
10089 look at just the high-order double to test for NaN.
10090 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10091 test just the high double for Inf but both doubles for subnormal
10094 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10096 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10097 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10098 node->simdclone->mask_mode != VOIDmode masks.
10099 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10100 earlier, use it instead of node->simdclone.
10101 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10102 Set clonei->mask_mode.
10104 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10107 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10108 Pass it through to cp_parser_already_scoped_statement.
10109 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10110 it through to cp_parser_statement.
10111 (cp_parser_statement): Pass IF_P through to
10112 cp_parser_iteration_statement.
10113 (cp_parser_pragma): Adjust call to
10114 cp_parser_iteration_statement.
10116 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10119 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10120 resolve a future -Wparentheses warning.
10121 * omp-low.c (scan_sharing_clauses): Likewise.
10122 * tree-parloops.c (eliminate_local_variables): Likewise.
10124 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10126 PR rtl-optimization/70398
10127 * lra-constraints.c (process_address_1): Check zero scale and code
10128 for reloading with zero scale.
10130 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10132 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10133 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10135 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10137 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10138 Add support for AVX512F clones, include them by default for
10139 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10140 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10143 PR middle-end/70550
10144 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10145 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10146 firstprivate clauses.
10147 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10148 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10149 (lower_omp_target): Set TREE_NO_WARNING for
10150 non-addressable possibly uninitialized vars which are copied into
10151 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10153 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10155 * config/pa/predicates.md (integer_store_memory_operand): Accept
10156 REG+D operands with a large offset when reload_in_progress is true.
10157 (floating_point_store_memory_operand): Likewise.
10159 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10162 * match.pd (nested int casts): Limit to GIMPLE.
10164 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10167 * ipa-devirt.c (maybe_record_node): Fix comment; use
10168 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10170 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10172 PR rtl-optimization/70542
10173 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10174 if there are any uses other than insn or debug insns.
10176 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10177 Jakub Jelinek <jakub@redhat.com>
10179 PR tree-optimization/70509
10180 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10181 Shift HOST_WIDE_INT_1U instead of 1.
10183 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10185 PR tree-optimization/70509
10186 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10187 of the vector base type for index.
10189 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10192 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10194 2016-04-05 Richard Biener <rguenther@suse.de>
10196 PR tree-optimization/70526
10197 * tree-sra.c (build_ref_for_offset): Use prev_base to
10198 extract the alias pointer type.
10200 2016-04-05 Richard Biener <rguenther@suse.de>
10202 * dse.c (struct store_info): Remove alias_set member.
10203 (struct read_info_type): Likewise.
10204 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10205 spill_deleted, clear_alias_set_lookup): Remove.
10206 (get_group_info): Remove dead base == NULL_RTX case.
10207 (dse_step0): Remove initialization of removed variables.
10208 (delete_dead_store_insn): Reomve alias set dumping.
10209 (free_read_records): Remove alias_set handling.
10210 (canon_address): Remove alias_set_out parameter.
10211 (record_store): Remove spill_alias_set, it's always zero.
10212 (check_mem_read_rtx): Likewise.
10213 (dse_step2): Rename from ...
10214 (dse_step2_nospill): ... this. Adjust.
10215 (scan_stores): Rename from ...
10216 (scan_stores_nospill): ... this.
10217 (scan_reads): Rename from ...
10218 (scan_reads_nospill): ... this.
10219 (scan_stores_spill, scan_reads_spill): Remove.
10220 (dse_step3_scan): Remove for_spills argument which is always false.
10221 (dse_step3): Likewise.
10222 (dse_step5): Rename from ...
10223 (dse_step5_nospill): ... this. Remove alias_set handling.
10224 (rest_of_handle_dse): Adjust.
10226 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10229 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10230 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10231 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10232 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10234 2016-04-05 Richard Biener <rguenther@suse.de>
10236 PR middle-end/70499
10237 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10238 non-register type temporaries into SSA.
10240 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10243 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10244 calls when sanitizing.
10245 (possible_polymorphic_call_target_p): Fix formatting.
10247 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10248 Jakub Jelinek <jakub@redhat.com>
10250 PR middle-end/70457
10251 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10252 to ensure a call statement is compatible with a built-in's
10254 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10257 2016-04-04 Richard Biener <rguenther@suse.de>
10259 PR rtl-optimization/70484
10260 * rtl.h (canon_output_dependence): Declare.
10261 * alias.c (canon_output_dependence): New function.
10262 * dse.c (record_store): Use canon_output_dependence rather
10263 than canon_true_dependence.
10265 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10268 * cgraph.h (symtab_node::copy_visibility_from): New function.
10269 * symtab.c (symtab_node::copy_visibility_from): New function.
10270 * ipa-visibility.c (optimize_weakref): New function.
10271 (function_and_variable_visibility): Use it.
10273 2016-04-04 Martin Liska <mliska@suse.cz>
10276 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10277 value that is really in range handled by SBR instruction.
10278 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10279 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10280 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10282 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10286 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10287 set, but not for SP_REG operands.
10289 2016-04-02 Martin Sebor <msebor@redhat.com>
10292 * fold-const.c (maybe_nonzero_address): New function.
10293 (fold_comparison): Call it. Fold equality and relational
10294 expressions involving null pointers.
10295 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10297 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10299 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10300 the "Y" constraint (scalar FP 0.0 immediate).
10302 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10303 Add the "const_double" to the list of operand constraints.
10305 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10307 PR rtl-optimization/70467
10308 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10309 If low word of the last operand is 0, just emit addition/subtraction
10312 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10315 * config/s390/s390.c (s390_expand_insv): Check for everything
10316 constant instead of just VOIDmode stuff.
10318 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10321 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10323 2016-04-01 Nathan Sidwell <nathan@acm.org>
10325 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10327 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10329 PR rtl-optimization/70461
10330 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10333 2016-03-31 Martin Liska <mliska@suse.cz>
10336 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10337 a tree value or an immediate integer value to a buffer
10338 that is eventually copied to a BRIG section.
10339 (emit_immediate_operand): Call the function here.
10340 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10341 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10342 of class' fields that are removed.
10343 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10344 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10345 m_brig_repr_size fields.
10347 2016-03-31 Martin Liska <mliska@suse.cz>
10350 * hsa-gen.c (hsa_function_representation::update_dominance): New
10352 (convert_addr_to_flat_segment): Likewise.
10353 (gen_hsa_memory_set): New alignment argument.
10354 (gen_hsa_ctor_assignment): Likewise.
10355 (gen_hsa_insns_for_single_assignment): Provide alignment
10356 to gen_hsa_ctor_assignment.
10357 (gen_hsa_insns_for_direct_call): Add new argument.
10358 (expand_lhs_of_string_op): New function.
10359 (expand_string_operation_builtin): Likewise.
10360 (expand_memory_copy): New function.
10361 (expand_memory_set): New function.
10362 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10363 (convert_switch_statements): Change signature.
10364 (generate_hsa): Use a return value of the function.
10365 (pass_gen_hsail::execute): Do not call
10366 convert_switch_statements here.
10367 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10368 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10369 (hsa_function_representation::update_dominance): New function.
10371 2016-03-31 Martin Liska <mliska@suse.cz>
10374 * hsa-brig.c (emit_directive_variable): Emit alignment
10375 according to hsa_symbol::m_align.
10376 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10377 (dump_hsa_symbol): Dump alignment of HSA symbols.
10378 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10379 (gen_hsa_addr_with_align): New function.
10380 (hsa_bitmemref_alignment): Use newly added function.
10381 (gen_hsa_insns_for_load): Likewise.
10382 (gen_hsa_insns_for_store): Likewise.
10383 (gen_hsa_memory_copy): New argument added.
10384 (gen_hsa_insns_for_single_assignment): Respect
10385 alignment for assignments processed via gen_hsa_memory_copy.
10386 (gen_hsa_insns_for_direct_call): Likewise.
10387 (gen_hsa_insns_for_return): Likewise.
10388 (gen_function_def_parameters): Set default alignment.
10389 * hsa.c (hsa_object_alignment): New function.
10390 (hsa_byte_alignment): Pasted function.
10391 * hsa.h (hsa_symbol::m_align): New field.
10393 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10395 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10396 scratch field for goto case.
10398 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10400 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10402 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10405 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10406 (scalar_chain::convert_insn): Call convert_op for reg
10407 moves to handle undefined registers.
10409 2016-03-31 Nathan Sidwell <nathan@acm.org>
10412 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10413 Assert we don't want to move backwards.
10415 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10418 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10420 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10422 PR rtl-optimization/70460
10423 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10424 with operand from REG_LABEL_OPERAND, instead substitute
10425 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10426 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10428 2016-03-31 Martin Liska <mliska@suse.cz>
10430 * passes.c (execute_one_pass): Do not call
10431 todo_after for a discarded function.
10433 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10435 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10436 (no_cost, infinite_cost): Initialize the new field.
10437 (get_computation_cost_at): Record setup cost.
10438 (determine_use_iv_cost_address): Skip cost computation for sub
10439 uses if we can estimate it without losing accuracy.
10441 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10443 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10445 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10446 max_loop_iterations_int.
10447 (tree_unswitch_outer_loop): Likewise.
10448 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10449 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10451 2016-03-30 Richard Biener <rguenther@suse.de>
10453 PR middle-end/70450
10454 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10456 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10459 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10460 in gen_blendm expander.
10462 2016-03-30 Nick Clifton <nickc@redhat.com>
10465 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10466 case where we are already provided with an SImode SUBREG.
10468 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10471 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10472 conflict between DRAP register and __builtin_eh_return.
10474 2016-03-30 Michael Matz <matz@suse.de>
10475 Richard Biener <rguenther@suse.de>
10478 * ipa-polymorphic-call.c (struct type_change_info): Change
10479 speculative to an unsigned allowing to limit the work we do.
10480 (csftc_abort_walking_p): New inline function..
10481 (check_stmt_for_type_change): Limit the number of may-defs
10482 skipped for speculative devirtualization to
10483 max-speculative-devirt-maydefs.
10484 * params.def (max-speculative-devirt-maydefs): New param.
10485 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10487 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10490 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10493 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10495 PR tree-optimization/59124
10496 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10497 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10499 2016-03-29 Jeff Law <law@redhat.com>
10501 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10503 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10505 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10508 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10510 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10511 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10512 gcrt0.o if linking dynamically.
10514 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10517 * ipa-devirt.c (methods_equal_p): New function.
10518 (compare_virtual_tables): Use it.
10519 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10520 * cgraphclones.c (clone_function_name_1): Use
10521 symbol_table::symbol_suffix_separator.
10522 * coverage.c (build_var): Likewise.
10523 * symtab.c (symbol_table::symbol_suffix_separator): New.
10525 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10527 PR rtl-optimization/70429
10528 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10529 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10530 mode != result_mode.
10533 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10535 PR tree-optimization/70405
10536 * ssa-iterators.h (num_imm_uses): Add missing braces.
10538 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10540 PR rtl-optimization/68695
10541 * ira-color.c (allocno_copy_cost_saving): New.
10542 (improve_allocation): Use it.
10544 2016-03-29 Richard Henderson <rth@redhat.com>
10546 PR middle-end/70355
10547 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10549 2016-03-29 Richard Biener <rguenther@suse.de>
10551 PR middle-end/70424
10552 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10553 use alignment returned by get_pointer_alignment_1 if it is
10554 bigger than BITS_PER_UNIT.
10555 * builtins.c (get_pointer_alignment_1): Do not return true
10556 for alignment extracted from SSA info.
10558 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10560 * config/ft32/ft32.opt (mnodiv): New.
10561 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10562 * doc/invoke.texi (FT32 Options -mnodiv): New.
10564 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10567 * config/i386/i386.md (define_split, andn): Fix modes.
10569 2016-03-26 Richard Biener <rguenther@suse.de>
10570 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10573 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10575 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10576 as 2nd argument to cl_optimization_restore().
10578 2016-03-25 Richard Henderson <rth@redhat.com>
10581 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10582 * config/aarch64/aarch64-protos.h: Declare it.
10583 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10585 2016-03-25 Alan Modra <amodra@gmail.com>
10588 * config/rs6000/constraints.md (j): Simplify.
10589 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10591 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10592 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10593 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10594 in all constraint alternatives.
10595 (movtd_64bit_nodm): Delete "j" constraint alternative.
10597 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10599 * tree-ssa-propagate.c: Enhance docs for
10600 SSA_PROP_NOT_INTERESTING.
10602 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10604 * doc/extend.texi: Fix typo in documentation to pure attribute.
10606 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10609 * config/pa/pa.md (bswapdi2): Use a scratch register.
10611 2016-03-24 Richard Henderson <rth@redhat.com>
10613 PR middle-end/69845
10614 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10617 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10619 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10620 using ix86_expand_binary_operator instead of gen_andsi3.
10622 2016-03-24 Richard Biener <rguenther@suse.de>
10624 PR tree-optimization/70396
10625 * tree-vect-stmts.c (vectorizable_comparison): Use
10626 get_vectype_for_scalar_type.
10628 2016-03-24 Richard Biener <rguenther@suse.de>
10630 PR middle-end/70370
10631 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10632 with register bases.
10634 2016-03-24 Richard Biener <rguenther@suse.de>
10636 PR tree-optimization/70372
10637 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10638 build_all_ones_cst to also handle vector types correctly.
10640 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10643 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10646 2016-03-23 Marek Polacek <polacek@redhat.com>
10649 * doc/invoke.texi: Document -Wignored-attributes.
10651 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10653 PR tree-optimization/69042
10654 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10655 parameter from 30 to 40.
10657 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10659 PR tree-optimization/69042
10660 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10661 for use with constant offset stripped in base.
10663 2016-03-23 Richard Biener <rguenther@suse.de>
10665 PR middle-end/70251
10666 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10667 mode compatibility check.
10668 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10670 2016-03-23 Jeff Law <law@redhat.com>
10672 PR tree-optimization/64058
10673 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10675 (struct ssa_conflicts): Move up earlier in the file.
10676 (conflicts_, var_map_): New static variables.
10677 (initialize_conflict_count): New function to initialize the
10678 CONFLICT_COUNT field for each conflict pair.
10679 (compare_pairs): Lazily initialize the conflict count and use it
10680 as the first tie-breaker.
10681 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10682 and wipe conflicts_ and map_ around the call to qsort. Remove
10683 special case for 2 coalesce pairs.
10684 * bitmap.c (bitmap_count_unique_bits): New function.
10685 (bitmap_count_bits_in_word): New function, extracted from
10687 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10688 * bitmap.h (bitmap_count_unique_bits): Declare it.
10690 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10693 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10694 transparent alias chain for decl assembler name.
10695 * config/sol2.c (solaris_assemble_visibility): Likewise.
10697 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10699 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10701 (v10_fdivs): Likewise.
10702 (v10_fdivd): Likewise.
10704 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10707 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10708 to not call fclose twice on file.
10710 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10712 PR tree-optimization/70354
10713 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10714 oprnd0 is wider than oprnd1 and there is a cast from the wider
10715 type to oprnd1, mask it with the mask of the narrower type.
10718 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10719 Optimize TARGET_STV splitters, if high or low word of last argument
10722 2016-03-22 Jeff Law <law@redhat.com>
10725 tree-ssa-threadbackward.c
10726 (fsm_find_control_statement_thread_paths): Correctly distinguish
10727 between old style jump threads vs FSM jump threads.
10729 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10732 * config/i386/i386.c (scalar_chain::convert_op): Support
10733 uninitialized register usage case.
10735 2016-03-22 Richard Biener <rguenther@suse.de>
10737 PR middle-end/70251
10738 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10740 (capture::gen_transform): ... to change behavior when substituting
10741 a condition into cond or not-cond expr context.
10742 (dt_simplify::gen_1): Adjust.
10743 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10744 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10745 last change and instead change to
10746 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10747 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10749 2016-03-22 Anthony Green <green@moxielogic.com>
10751 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10752 issue for moxiebox targets.
10753 (CC1PLUS_SPEC): Ditto.
10755 2016-03-22 Richard Biener <rguenther@suse.de>
10757 PR middle-end/70333
10758 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10761 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10763 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10765 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10768 * config/i386/i386.c (def_builtin): Handle
10769 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10771 (const struct builtin_description bdesc_special_args[]):
10772 Remove duplicate ISA bits.
10774 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10777 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10778 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10779 in a way that works also for AVX512BW.
10782 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10783 instead of source if operands[1] is xmm16 and above and
10784 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10785 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10788 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10789 on assign if (*from_p) is a comparison, set it to
10790 TREE_NO_WARNING (*from_p).
10792 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10794 PR middle-end/70326
10795 * lra.c (restore_scratches): Ignore deleted insns.
10797 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10798 Jakub Jelinek <jakub@redhat.com>
10800 PR tree-optimization/70317
10801 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10804 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10807 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10808 of ix86_expand_move.
10810 (movti): Use general_operand for operand 1 predicate.
10812 2016-03-21 Martin Liska <mliska@suse.cz>
10814 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10816 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10818 2016-03-21 Martin Liska <mliska@suse.cz>
10821 * ipa-icf.c (sem_function::parse): Skip static
10822 constructors and destructors.
10824 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10827 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10828 function-like macro, peek following token(s) if it is followed
10829 by CPP_OPEN_PAREN token with optional padding in between, and
10830 if not, don't treat it like a macro.
10832 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10833 Alexander Monakov <amonakov@ispras.ru>
10835 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10836 for the stabs debug format.
10838 2016-03-21 Richard Biener <rguenther@suse.de>
10840 PR tree-optimization/70310
10841 * tree-vect-generic.c (expand_vector_condition): Fold the built
10844 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10847 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10848 Block third alternative for AVX-512VL target,
10850 2016-03-21 Martin Liska <mliska@suse.cz>
10853 * hsa-brig.c (emit_function_directives): Mark unemitted
10854 global variables for emission.
10855 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10856 (get_symbol_for_decl): Likewise.
10857 * hsa.h (struct hsa_symbol): New flag.
10859 2016-03-21 Richard Biener <rguenther@suse.de>
10861 PR tree-optimization/70288
10862 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10863 we do not estimate unsimplified all-constant conditionals or
10864 switches as optimized away.
10866 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10868 PR rtl-optimization/69102
10869 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10870 when we have a readonly dependency context.
10872 2016-03-18 Jeff Law <law@redhat.com>
10874 PR rtl-optimization/70263
10875 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10876 (update_equiv_regs): When trying to move a store to after the insn
10877 that sets the source of the store, make sure the store occurs after
10878 the insn that sets the source of the store. When successful note
10879 the REG_EQUIV note created in the dump file.
10881 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10882 Bernd Schmidt <bschmidt@redhat.com>
10884 * doc/extend.texi: Document more potential problems with basic asms.
10886 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10888 PR rtl-optimization/70278
10889 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10892 2016-03-18 Jason Merrill <jason@redhat.com>
10894 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10896 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10898 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10899 values to 128b regs.
10901 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10903 PR tree-optimization/70252
10904 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10905 boolean vector has a proper number of elements.
10906 (supportable_narrowing_operation): Likewise.
10908 2016-03-18 Tom de Vries <tom@codesourcery.com>
10911 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10913 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10915 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10916 instead of replace_rtx for DEBUG_INSNs.
10918 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10920 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10921 load type reservations.
10923 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10926 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10927 define_constraint for "Q" and "T" constraints.
10929 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10931 Tweak the pipeline model for Exynos M1
10933 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10936 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10939 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10940 where one or both locations aren't within a line_map.
10942 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10945 * opts.c (finish_options): Don't set flag_pie to the default if
10946 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10949 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10951 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10952 true as ALL_REGS argument to replace_rtx.
10954 2016-03-17 Richard Biener <rguenther@suse.de>
10957 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10960 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10963 * rtl.h (replace_rtx): Add ALL_REGS argument.
10964 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10965 equality and assert mode is the same, instead of just rtx pointer
10967 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10968 true as ALL_REGS argument to replace_rtx.
10970 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10972 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10973 for boolean vector with vector mode only.
10974 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10976 2016-03-17 Nick Clifton <nickc@redhat.com>
10979 * config/rx/rx.c (rx_print_integer): Print negative constants in
10982 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10985 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10987 2016-03-16 Richard Henderson <rth@redhat.com>
10988 Richard Biener <rguenth@suse.de>
10990 PR middle-end/70240
10991 PR middle-end/68215
10993 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10994 first operand as is_gimple_condexpr.
10996 PR middle-end/70240
10997 PR middle-end/68215
10999 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11000 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11001 Do not gimplify the result.
11002 (do_unop): Adjust call to tree_vec_extract.
11003 (do_binop): Likewise.
11004 (do_compare): Likewise.
11005 (do_plus_minus): Likewise.
11006 (do_negate): Likewise.
11007 (expand_vector_condition): Likewise.
11008 (do_cond): Likewise.
11010 2016-03-16 Richard Henderson <rth@redhat.com>
11013 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11014 (aarch64_classify_address): Use it.
11015 (aarch64_legitimize_address): Force all subexpressions of PLUS
11016 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11018 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11019 Richard Biener <rguenth@suse.de>
11022 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11023 return to even if only REGNO is equal, and assert
11026 2016-03-11 Jeff Law <law@redhat.com>
11028 PR rtl-optimization/70224
11029 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11031 2016-03-16 Richard Henderson <rth@redhat.com>
11033 PR middle-end/70199
11034 * function.h (struct function): Add has_forced_label_in_static.
11035 * gimplify.c (force_labels_r): Set it.
11036 * lto-streamer-in.c (input_struct_function_base): Read it.
11037 * lto-streamer-out.c (output_struct_function_base): Write it.
11038 * tree-inline.c (has_label_address_in_static_1): Remove.
11039 (copy_forbidden): Remove fndecl parameter; test
11040 has_forced_label_in_static.
11041 (inline_forbidden_p): Update call to copy_forbidden.
11042 (tree_versionable_function_p): Likewise.
11043 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11044 (chkp_versioning): Likewise.
11045 * tree-inline.h (copy_forbidden): Update decl.
11047 2016-03-16 Marek Polacek <polacek@redhat.com>
11050 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11051 function being thunked if the result type doesn't have fixed size.
11052 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11053 doesn't have fixed size.
11055 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11057 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11058 reporting malformed loop nest.
11060 2016-03-16 Tom de Vries <tom@codesourcery.com>
11063 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11064 nodes.length () == 1 test to before first nodes[0] access.
11066 2016-03-16 Tom de Vries <tom@codesourcery.com>
11068 PR tree-optimization/68715
11069 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11070 single_pred_p test.
11072 2016-03-16 Tom de Vries <tom@codesourcery.com>
11074 PR tree-optimization/68809
11075 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11078 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11079 Sandra Loosemore <sandra@codesourcery.com>
11081 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11082 on leaf attribute. Mention ELF interposition problems.
11084 2016-03-16 Alan Modra <amodra@gmail.com>
11086 PR rtl-optimization/69195
11087 PR rtl-optimization/47992
11088 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11091 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11094 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11096 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11098 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11100 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11102 PR rtl-optimization/70222
11103 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11104 optimization if mode is different from result_mode, queue up masking
11105 of the result in outer_op. Formatting fix.
11107 PR middle-end/70239
11108 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11111 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11113 PR rtl-optimization/69032
11114 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11115 looping backwards over basic block insns.
11117 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11120 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11121 to non-speculative when propagating trap bits.
11123 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11125 PR rtl-optimization/63384
11126 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11127 DEBUG_INSN_P insns.
11129 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11132 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11133 factored out from ...
11134 (sched_analyze_insn): ... here.
11135 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11136 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11137 get_implicit_reg_pending_clobbers in it.
11138 (setup_id_reg_sets): Use setup_id_implicit_regs.
11139 (deps_init_id): Ditto.
11141 2016-03-15 Tom de Vries <tom@codesourcery.com>
11144 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11146 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11147 execute_function_dump.
11148 (execute_one_pass): Don't dump function if it will be dumped after ipa
11151 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11153 * genrecog.c (match_pattern_2): If pred is NULL don't call
11154 safe_predicate_mode on it.
11156 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11158 PR middle-end/70219
11159 * lra-constraints.c (delete_move_and_clobber): Change assertion
11160 to also allow dregno == 0.
11162 2016-03-14 Richard Henderson <rth@redhat.com>
11165 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11166 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11167 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11168 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11171 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11174 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11176 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11178 * lra-constraints.c (split_reg): For hard regs, try to find the
11179 biggest single-register mode used in the function.
11181 2016-03-14 Richard Biener <rguenther@suse.de>
11183 PR tree-optimization/56365
11184 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11185 constants to compare against.
11187 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11190 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11191 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11192 (define_split for the GPR case): Use int_reg_operand instead of
11193 gpc_reg_operand for the output.
11195 2016-03-14 Tom de Vries <tom@codesourcery.com>
11197 PR tree-optimization/70045
11198 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11199 create_empty_if_region_on_edge argument.
11201 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11203 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11204 (STACK_CHECK_PROTECT): Likewise.
11205 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11206 (STACK_CHECK_PROTECT): Likewise.
11207 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11208 (STACK_CHECK_PROTECT): Likewise.
11209 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11210 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11211 (STACK_CHECK_PROTECT): Likewise.
11213 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11215 PR rtl-optimization/69307
11216 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11217 registers in modes that span more than one register.
11219 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11222 * lra-constraints.c (delete_move_and_clobber): New.
11223 (remove_inheritance_pseudos): Use it.
11225 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11228 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11229 the libcall is LCT_THROW.
11230 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11231 for the checking routine.
11233 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11236 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11237 optimization if we have direct move.
11238 (roundu32<mode>2_fprs): Likewise.
11240 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11243 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11245 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11246 Arguments swapped. All callers changed. Take reg_renumber into
11247 account, and Calculate and compare register ranges for hard regs.
11249 2016-03-11 Jeff Law <law@redhat.com>
11251 PR tree-optimization/70190
11252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11253 Handle cases where we can not extract the taken edge, even though we
11254 found a constant value.
11256 PR tree-optimization/64058
11257 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11258 (num_coalesce_pairs): Move up earlier in file.
11259 (find_coalesce_pair): Initialize the INDEX field for each pair
11261 (compare_pairs): No longer sort on the elements in each pair.
11262 Instead break ties with the index of the coalesce pair.
11264 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11267 * config/aarch64/aarch64-protos.h
11268 (aarch64_save_restore_target_globals): New prototype.
11269 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11270 Call the above when popping pragma.
11271 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11273 (aarch64_set_current_function): Rewrite using the above.
11275 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11277 PR tree-optimization/70177
11278 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11279 (extract_ops_from_tree): ... this. In the 2 argument
11280 overload remove _1 suffix.
11281 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11282 (extract_ops_from_tree): ... this.
11283 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11285 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11286 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11287 extract_ops_from_tree instead of 2 operand one.
11289 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11291 PR tree-optimization/70013
11292 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11293 for constant-pool entries.
11295 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11297 PR rtl-optimization/70174
11298 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11299 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11301 PR tree-optimization/70169
11302 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11303 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11306 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11307 Jakub Jelinek <jakub@redhat.com>
11310 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11311 of uninitialized values.
11313 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11315 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11317 ("*trunctddd2"): New pattern definition.
11318 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11321 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11323 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11324 definitions for BFP and DFP rounding modes.
11325 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11326 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11327 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11328 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11331 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11333 * config/s390/constraints.md: Adjust comment.
11334 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11335 s390_decompose_addrstyle_without_index.
11336 * config/s390/predicates.md (shift_count_or_setmem_operand):
11337 Rename to setmem_operand.
11338 * config/s390/s390-protos.h
11339 (s390_decompose_shift_count): Rename to
11340 s390_decompose_addrstyle_without_index.
11341 * config/s390/s390.c (s390_decompose_shift_count)
11342 (s390_mem_constraint, print_shift_count_operand)
11343 (print_operand_address, print_operand): Rename
11344 s390_decompose_shift_count to
11345 s390_decompose_addrstyle_without_index and rename
11346 print_shift_count_operand to print_addrstyle_operand troughout the
11348 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11349 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11350 Rename shift_count_or_setmem_operand to setmem_operand.
11351 * config/s390/vx-builtins.md ("vec_insert<mode>")
11352 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11355 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11358 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11359 Handle overlapping retval and newval.
11361 2016-03-10 Nick Clifton <nickc@redhat.com>
11364 * config/aarch64/aarch64.c
11365 (aarch64_override_options_after_change_1): When forcing
11366 flag_omit_frame_pointer to be true, use a special value that can
11367 be detected if this function is called again, thus preventing
11368 flag_omit_leaf_frame_pointer from being forced to be false.
11370 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11372 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11373 Set x_flag_omit_leaf_frame_pointer when handling
11374 -momit-leaf-frame-pointer.
11376 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11379 * cgraph.c (cgraph_node::dump): Dump split_part and
11380 indirect_call_target.
11381 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11382 * ipa.c (has_addr_references_p): Cleanup.
11383 (is_indirect_call_target_p): New.
11384 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11385 called indirectly as local.
11386 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11388 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11391 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11392 on cxa_pure_virtual.
11394 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11397 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11399 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11402 * tree.c (need_assembler_name_p): Only record main variant type names.
11404 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11407 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11408 Always define to 0 or 1.
11409 (TARGET_FIX_ERR_A53_843419): New macro.
11410 * config/aarch64/aarch64-elf-raw.h
11411 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11412 * config/aarch64/aarch64-linux.h: Likewise.
11413 * config/aarch64/aarch64.c
11414 (aarch64_override_options_after_change_1): Do not default
11415 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11417 (aarch64_attributes): Handle fix-cortex-a53-843419.
11418 (aarch64_can_inline_p): Likewise.
11419 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11421 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11422 Jakub Jelinek <jakub@redhat.com>
11424 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11425 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11426 DECL_COMMONS if flag_unconstrained_commons is set.
11427 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11428 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11429 (funconstrained-commons): Document.
11431 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11433 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11434 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11436 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11438 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11439 has a proper number of elements.
11441 2016-03-10 Alan Modra <amodra@gmail.com>
11443 PR rtl-optimization/69195
11444 PR rtl-optimization/47992
11445 * ira.c (recorded_label_ref): Delete.
11446 (update_equiv_regs): Return void.
11447 (indirect_jump_optimize): New function.
11448 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11449 before regstat_compute_ri. Don't rebuild_jump_labels here.
11450 Delete update_regstat.
11452 2016-03-10 Richard Biener <rguenther@suse.de>
11454 PR tree-optimization/70128
11455 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11456 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11458 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11460 PR tree-optimization/70152
11461 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11462 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11465 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11466 instead of gen_sse2_loadlpd.
11467 * config/i386/sse.md (*vec_concatv2df): Rename to...
11468 (vec_concatv2df): ... this.
11470 PR tree-optimization/70127
11471 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11473 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11477 * diagnostic-show-locus.c (compatible_locations_p): New function.
11478 (layout::layout): Sanitize ranges using compatible_locations_p.
11480 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11484 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11485 location_range param with three const expanded_locations * and a
11487 (layout::layout): Replace call to
11488 rich_location::lazily_expand_location with get_expanded_location.
11489 Extract the range and perform location expansion here, passing
11490 the results to the layout_range ctor.
11491 * diagnostic.c (source_range::debug): Delete.
11492 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11493 of rich_location::get_expanded_location.
11494 * gcc-rich-location.c (get_range_for_expr): Delete.
11495 (gcc_rich_location::add_expr): Reimplement to avoid the
11496 rich_location::add_range overload that took a location_range,
11497 passing a location_t instead.
11499 2016-03-09 Richard Biener <rguenther@suse.de>
11500 Jakub Jelinek <jakub@redhat.com>
11502 PR tree-optimization/70138
11503 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11504 Also skip vect_double_reduction_def.
11506 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11509 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11510 if the operand is "m".
11512 2016-03-09 Nathan Sidwell <nathan@acm.org>
11514 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11516 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11518 * config/i386/i386.c (processor_target_table): Fix cost table
11519 intialization order for znver1.
11521 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11523 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11524 - becuase -> because.
11525 * ipa-reference.c (ignore_module_statics): Likewise.
11526 * cgraph.c (cgraph_node::get_body): Likewise.
11527 * ipa-inline.c (early_inliner): Likewise.
11528 * ipa-devirt.c (types_same_for_odr): Likewise.
11529 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11530 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11532 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11534 * tree-ssa-math-opts.c: Fix typo in comment.
11536 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11539 * config/i386/i386.c (scalar_chain::make_vector_copies,
11540 scalar_chain::convert_reg): Call end_sequence in between
11541 get_insns and emit_conversion_insns rather than after both
11544 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11547 * config/i386/i386.h (machine_function): Add
11548 pc_thunk_call_expanded flag.
11549 (ix86_pc_thunk_call_expanded): New define.
11550 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11551 (*set_got): Rename insn pattern from set_got.
11552 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11553 * config/i386/i386.c (ix86_compute_frame_layout): Use
11554 ix86_pc_thunk_call_expanded to prevent red-zone.
11556 2016-03-07 Martin Jambor <mjambor@suse.cz>
11558 * hsa.h (hsa_get_ctor_statements): Declare.
11559 (hsa_get_dtor_statements): Likewise.
11560 (hsa_get_kernel_dispatch_type): Likewise.
11561 * hsa.c (hsa_get_ctor_statements): New function.
11562 (hsa_get_dtor_statements): Likewise.
11563 (hsa_get_kernel_dispatch_type): Likewise.
11564 * hsa-brig.c (hsa_cdtor_statements): Removed.
11565 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11566 hsa_get_dtor_statements.
11567 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11568 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11570 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11572 * config/arm/arm-cores.def (cortex-r8): New.
11573 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11574 * config/arm/arm-tune.md: Likewise.
11575 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11577 2016-03-07 Martin Sebor <msebor@redhat.com>
11579 PR rtl-optimization/19705
11580 * doc/invoke.texi (Options That Control Optimization): Clarify
11581 -fno-branch-count-reg.
11583 2016-02-26 Richard Biener <rguenther@suse.de>
11584 Jeff Law <law@redhat.com>
11586 PR tree-optimization/69740
11587 * cfghooks.c (remove_edge): Request loop fixups if we delete
11588 an edge that might turn an irreducible loop into a natural
11590 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11591 Move after definition of loops_state_clear.
11593 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11595 PR rtl-optimization/69052
11596 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11599 2016-03-07 Tom de Vries <tom@codesourcery.com>
11601 PR tree-optimization/70116
11602 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11603 is_tm_ending stmts and ubsan/asan internal functions.
11604 (find_duplicate): Use it. Don't test is_tm_ending here.
11606 2016-03-07 Richard Biener <rguenther@suse.de>
11608 PR tree-optimization/70115
11609 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11610 (propagate_constants_for_unrolling): Use replace_uses_by.
11612 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11614 PR middle-end/69916
11615 * omp-low.c (struct oacc_loop): Add ifns.
11616 (new_oacc_loop_raw): Initialize it.
11617 (finish_oacc_loop): Clear mask & flags if no ifns.
11618 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11619 (oacc_loop_xform_loop): Add ifns arg & adjust.
11620 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11622 2016-03-07 Richard Henderson <rth@redhat.com>
11625 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11626 (insert_value_copy_on_edge): Likewise.
11628 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11630 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11632 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11635 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11637 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11639 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11641 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11643 Fix sseimul type attribute.
11644 * config/i386/znver1.md
11645 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11646 znver1_sseimul_avx256_load) : Fix the type attribute.
11647 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11648 pipe usage and latency.
11650 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11653 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11654 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11657 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11660 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11662 PR rtl-optimization/69941
11663 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11664 the reg share its mode.
11666 2016-03-04 Jeff Law <law@redhat.com>
11668 PR tree-optimization/69196
11669 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11670 If the both SSA_NAMEs are anonymous, then consider them unassociated
11671 and include the PHI in the statement count.
11673 2016-03-05 Tom de Vries <tom@codesourcery.com>
11675 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11676 construct in oacc routine. Check for oacc region in oacc routine.
11678 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11681 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11682 2016-02-22 changes, instead don't recurse if RECUR is already true.
11683 Don't change *dynamic_check if RECUR. Adjust recursive caller
11684 to pass true to the new argument.
11685 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11688 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11689 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11691 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11693 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11695 PR rtl-optimization/57676
11696 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11697 with flag_checking.
11699 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11701 * tree-vect-patterns.c (search_type_for_mask): Handle
11702 comparison of booleans.
11704 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11706 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11710 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11711 all other ops that have dw_val_class_die_ref operands,
11712 and DW_OP_GNU_entry_value.
11714 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11716 PR rtl-optimization/69904
11717 * config/arm/arm.c (arm_cannot_copy_insn_p):
11718 Return true for load-exclusive instructions.
11720 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11723 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11724 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11725 the pattern no matter if it is used just by non-pattern, pattern
11727 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11728 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11729 oprnd1 def_stmt is in pattern, don't look through it.
11731 2016-03-03 Marek Polacek <polacek@redhat.com>
11733 PR middle-end/70050
11734 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11736 2016-03-03 Martin Liska <mliska@suse.cz>
11738 PR tree-optimization/70043
11739 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11740 previous statement if we see a debug statement.
11742 2016-03-03 Richard Biener <rguenther@suse.de>
11744 PR tree-optimization/55936
11745 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11746 parameter and guard unsafe equivalence use.
11747 (vrp_evaluate_conditional_warnv_with_ops): Always use
11748 safe equivalences but not via the quadratic compare_names
11751 2016-03-03 Michael Collison <michael.collison@linaro.org>
11754 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11755 for operand 1 to s_register_operand. Change predicate for operand
11756 2 to arm_not_immediate_operand.
11758 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11760 * doc/tm.texi: Regenerated.
11762 2016-03-02 Richard Henderson <rth@redhat.com>
11765 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11766 simplification when all args are positive non-fixed registers.
11768 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11770 * target.def (lra_p): Specify that new ports should use LRA.
11772 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11775 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11776 gimplify_type_sizes the type they refer to.
11777 (omp_notice_variable): Handle reference vars to VLAs.
11778 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11779 reference to VLA decls in the second pass instead of first pass.
11781 2016-03-02 Tom de Vries <tom@codesourcery.com>
11783 PR tree-optimization/68659
11784 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11785 new_expr == NULL_TREE.
11786 (get_new_name): Handle ADDR_EXPR.
11788 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11790 PR rtl-optimization/69052
11791 * loop-invariant.c (canonicalize_address): New function.
11792 (inv_can_prop_to_addr_use): Check validity of address expression
11793 which is canonicalized by above function.
11795 2016-03-02 Alan Modra <amodra@gmail.com>
11798 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11801 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11804 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11805 (*movhi_internal): Put mask moves from and to memory separately
11806 from moves from/to GPRs.
11808 2016-03-02 Richard Biener <rguenther@suse.de>
11810 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11811 GENERIC expressions in GIMPLE.
11813 2016-03-02 Richard Biener <rguenther@suse.de>
11815 * config/i386/i386.c (type_natural_mode): Fix typo.
11817 2016-03-02 Nick Clifton <nickc@redhat.com>
11819 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11821 2016-03-02 Richard Biener <rguenther@suse.de>
11822 Uros Bizjak <ubizjak@gmail.com>
11825 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11827 2016-03-02 Richard Biener <rguenther@suse.de>
11829 PR middle-end/67278
11830 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11832 2016-03-02 Marek Polacek <polacek@redhat.com>
11835 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11836 "is promoted to" warning.
11838 2016-03-01 DJ Delorie <dj@redhat.com>
11840 * config.gcc: Deprecate mep-*.
11842 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11844 PR middle-end/70025
11845 * lra-constraints.c (regno_val_use_in): New.
11846 (match_reload): Use it instead of regno_use_in.
11848 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11850 PR rtl-optimization/70007
11851 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11852 references present in REG_EQUAL notes attached to non-SET patterns.
11854 2016-03-01 Jeff Law <law@redhat.com>
11856 PR tree-optimization/69196
11857 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11858 Appropriately clamp the number of statements to copy when the
11859 thread path does not traverse a loop backedge.
11861 PR tree-optimization/69196
11862 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11863 Do count some PHIs in the thread path against the insn count. Decrease
11864 final statement count by one as the control statement in the last
11865 block will get removed. Remove special cased code for handling PHIs
11868 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11871 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11872 asm dialect alternatives to explicit GOTPCREL calls.
11874 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11877 * ira.c (do_reload): Issue warning for generic stack checking here...
11878 * reload1.c (reload): ...instead of here and streamline it.
11880 2016-03-01 Nick Clifton <nickc@redhat.com>
11882 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11884 2016-03-01 Richard Biener <rguenther@suse.de>
11886 PR tree-optimization/69983
11887 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11888 types and fall back to operand_equal_p.
11890 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11893 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11895 * config/s390/constraints.md ("jm8"): New constraint.
11896 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11898 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11900 ("*setmem_long<setmem_and>"): New pattern.
11901 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11903 ("*setmem_long_31z<setmem_and>"): New pattern.
11904 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11905 New substitution rules with the required attributes.
11908 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11913 * gensupport.c (process_substs_on_one_elem): Split loop to
11914 complete mark_operands_used_in_match_dup on all expressions in the
11916 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11917 and remove function.
11919 2016-03-01 Richard Biener <rguenther@suse.de>
11921 PR middle-end/70022
11922 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11923 vector BIT_FIELD_REF extract.
11925 2016-03-01 Richard Biener <rguenther@suse.de>
11927 PR tree-optimization/69994
11928 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11930 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11932 PR tree-optimization/69956
11933 * tree-vect-stmts.c (supportable_widening_operation): Support
11934 multi-step conversion of boolean vectors.
11935 (supportable_narrowing_operation): Likewise.
11937 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11939 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11942 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11944 * config/s390/subst.md (DSI_VI): New mode iterator.
11945 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11946 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11947 the insn definition.
11948 ("*vec_set<mode>"): Change predicate and add alternative to
11949 support only either register or const_int operands as element
11951 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11953 ("vec_extract<mode>"): New expander.
11954 ("*vec_extract<mode>"): New insn definition supporting reg and
11955 const_int element selectors.
11956 ("*vec_extract<mode>_plus"): New insn definition supporting
11957 reg+const_int element selectors.
11958 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11959 following expander+insn definition.
11960 ("<vec_shifts_name><mode>3"): New expander.
11961 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11963 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11965 * config/s390/s390.md ("*tabort_1"): Change predicate to
11966 nonmemory_operand. Add a second alternative to cover
11967 register as well as const int operands.
11968 ("*tabort_1_plus"): New pattern definition.
11970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11972 * config/s390/s390.md ("*ashrdi3_cc_31")
11973 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11974 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11975 Merge insn definitions into ...
11976 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11977 New pattern definition.
11978 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11979 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11980 ("*ashr<mode>3_and"): Merge insn definitions into ...
11981 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11982 New pattern definition.
11983 * config/s390/subst.md ("addr_style_op_cc_subst")
11984 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11985 substitutions patterns plus attributes.
11986 Add ashiftrt to SUBST iterator.
11988 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11990 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11991 op2 to nonmemory_operand.
11992 ("*<shift>di3_31", "*<shift>di3_31_and"):
11993 Merge into single pattern definition ...
11994 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11995 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11996 pattern definition ...
11997 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11998 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12001 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12003 * config/s390/predicates.md (const_int_6bitset_operand): New
12005 * config/s390/s390.md: Include subst.md.
12006 ("rotl<mode>3"): New expander.
12007 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12009 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12010 * config/s390/subst.md: New file.
12012 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12014 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12015 Remove RRR type. It doesn't really exist.
12016 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12018 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12019 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12020 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12021 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12022 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12023 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12024 `enabled' attribute.
12026 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12028 * gensupport.c (process_substs_on_one_elem): Split loop to
12029 complete mark_operands_used_in_match_dup on all expressions in the
12031 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12032 and remove function.
12034 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12037 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12038 (CEIL_NWORDS): ...this. Use CEIL macro.
12039 (compute_fp_layout): Adjust to above renaming.
12040 (function_arg_union_value): Likewise.
12041 (sparc_arg_partial_bytes): Likewise.
12042 (sparc_function_arg_advance): Likewise.
12044 2016-02-29 Jeff Law <law@redhat.com>
12046 PR tree-optimization/70005
12047 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12048 where an object with a boolean range is compared against a value
12051 PR tree-optimization/69999
12052 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12053 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12056 2016-02-29 Richard Biener <rguenther@suse.de>
12058 PR tree-optimization/69994
12059 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12060 (get_unary_op): Look through nop conversions.
12061 (ops_equal_values_p): New function, look for equality diregarding
12063 (eliminate_plus_minus_pair): Use ops_equal_values_p
12064 (repropagate_negates): Do not use get_unary_op here.
12066 2016-02-29 Martin Liska <mliska@suse.cz>
12068 * system.h: Poison ENABLE_CHECKING macro.
12070 2016-02-29 Martin Liska <mliska@suse.cz>
12072 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12073 is presented in dump flags.
12074 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12075 (hsa_regalloc): Likewise.
12077 2016-02-19 Richard Biener <rguenther@suse.de>
12079 PR tree-optimization/69980
12080 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12081 permutation of those we need to keep.
12083 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12086 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12087 (NWORDS_UP): ...this
12088 (init_cumulative_args): Minor tweaks.
12089 (sparc_promote_function_mode): Likewise.
12090 (scan_record_type): Delete.
12091 (traverse_record_type): New function template.
12092 (classify_data_t): New structure type.
12093 (classify_registers): New inline function.
12094 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12095 exhausted. Instantiate traverse_record_type on classify_registers and
12096 deal with the case of a structure passed in slot #15 with no FP field
12098 (assign_data_t): New structure type.
12099 (compute_int_layout): New static function.
12100 (compute_fp_layout): Likewise.
12101 (count_registers): New inline function.
12102 (assign_int_registers): New static function.
12103 (assign_fp_registers): Likewise.
12104 (assign_registers): New inline function.
12105 (function_arg_record_value_1): Delete.
12106 (function_arg_record_value_2): Likewise.
12107 (function_arg_record_value_3): Likewise.
12108 (function_arg_record_value): Adjust to above changes. Instantiate
12109 traverse_record_type on count_registers to first count the number of
12110 registers to be used and then on assign_registers to assign them.
12111 (function_arg_union_value): Adjust to above renaming.
12112 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12113 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12114 case of a structure passed in slot #15
12115 (sparc_function_arg_advance): Likewise.
12116 (function_arg_padding): Minor tweak.
12118 2016-02-29 Richard Biener <rguenther@suse.de>
12120 PR tree-optimization/69720
12121 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12122 the adjustment_def path for possibly vectorized defs.
12123 (vect_create_epilog_for_reduction): Handle vectorized initial
12126 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12128 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12130 2016-02-27 Jeff Law <law@redhat.com>
12133 2016-02-26 Richard Biener <rguenther@suse.de>
12134 Jeff Law <law@redhat.com>
12136 PR tree-optimization/69740
12137 * cfghooks.c (remove_edge): Request loop fixups if we delete
12138 an edge that might turn an irreducible loop into a natural
12141 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12143 PR rtl-optimization/69896
12144 * tree-vect-generic.c (get_compute_type): Avoid single element
12147 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12149 Rename the AArch64 tuning option and related functions to enable the
12150 Newton series for the reciprocal square root to reflect its
12151 approximative characteristic.
12153 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12154 function to "aarch64_emit_approx_rsqrt".
12155 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12156 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12157 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12158 (xgene1_tunings): Likewise.
12159 (use_rsqrt_p): Likewise.
12160 (aarch64_emit_swrsqrt): Use new function name.
12161 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12162 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12163 text explaining this option.
12164 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12166 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12169 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12170 complain about -mallow-movmisalign without -mvsx if
12171 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12173 2016-02-26 Joel Sherrill <joel@rtems.org>
12175 * config.gcc: Add x86_64-*-rtems*.
12176 * config/i386/rtems-64.h: New file.
12178 2016-02-26 Joel Sherrill <joel@rtems.org>
12180 * config.gcc: Add aarch64-*-rtems*.
12181 * config/aarch64/rtems.h: New file.
12183 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12186 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12187 shift amount using %h. Add comment.
12189 2016-02-26 Richard Biener <rguenther@suse.de>
12190 Jeff Law <law@redhat.com>
12192 PR tree-optimization/69740
12193 * cfghooks.c (remove_edge): Request loop fixups if we delete
12194 an edge that might turn an irreducible loop into a natural
12197 2016-02-26 Martin Jambor <mjambor@suse.cz>
12199 PR middle-end/69920
12200 * tree-sra.c (sra_modify_assign): Do not remove loads of
12201 uninitialized aggregates to SSA_NAMEs.
12203 2016-02-26 Richard Henderson <rth@redhat.com>
12206 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12207 pseudo in case the target rtx matches the source of the left
12210 2016-02-26 Martin Jambor <mjambor@suse.cz>
12213 * hsa.h (hsa_type_packed_p): Declare.
12214 * hsa.c (hsa_type_packed_p): New function.
12215 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12217 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12218 * hsa-brig.c (emit_basic_insn): Likewise.
12220 2016-02-26 Martin Jambor <mjambor@suse.cz>
12223 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12225 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12227 2016-02-26 Martin Jambor <mjambor@suse.cz>
12229 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12230 hsa_op_with_type operands.
12231 (hsa_unsigned_type_for_type): Declare.
12232 * hsa.c (hsa_unsigned_type_for_type): New function.
12233 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12234 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12235 the finalizer. Do not emit extra move.
12237 2016-02-26 Martin Jambor <mjambor@suse.cz>
12239 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12240 atomic operations in private segment.
12242 2016-02-26 Martin Jambor <mjambor@suse.cz>
12244 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12245 statements to wi->info. Also disallow omp simd constructs.
12246 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12247 for not gridifying. Dump special string for omp_for.
12249 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12252 * config/aarch64/aarch64.c (aarch64_set_current_function):
12253 Save/restore target globals when switching to
12254 target_option_default_node.
12256 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12259 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12260 Return 0 if !SHIFT_COUNT_TRUNCATED.
12262 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12263 Eric Botcazou <ebotcazou@adacore.com>
12265 PR rtl-optimization/69891
12266 * dse.c (scan_insn): If we can't figure out memset arguments
12267 or they are non-constant, call clear_rhs_from_active_local_stores.
12269 2016-02-26 Martin Liska <mliska@suse.cz>
12271 * doc/extend.texi: Mention clog10, clog10f an clog10l
12272 in Builtins section.
12274 2016-02-26 Martin Liska <mliska@suse.cz>
12276 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12278 (resolve_args_picking_1): Likewise.
12279 * dwarf2out.h (struct GTY): Likewise.
12281 2016-02-26 Martin Liska <mliska@suse.cz>
12283 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12284 with flag_checking.
12285 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12287 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12288 Martin Liska <mliska@suse.cz>
12290 * doc/install.texi: Mention --enable-valgrind-annotations.
12292 2016-02-26 Richard Biener <rguenther@suse.de>
12294 PR tree-optimization/69551
12295 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12296 looking through aliases adjust DECL_PT_UID to refer to the
12297 ultimate alias target.
12299 2016-02-25 Martin Liska <mliska@suse.cz>
12301 PR middle-end/69919
12302 * alloc-pool.c (after_memory_report): New variable.
12303 * alloc-pool.h (base_pool_allocator ::release): Do not use
12304 the infrastructure if after_memory_report.
12305 * toplev.c (toplev::main): Mark after memory report.
12307 2016-02-25 Richard Biener <rguenther@suse.de>
12309 PR tree-optimization/48795
12310 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12312 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12315 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12316 offloading is enabled and -fopenacc or -fopenmp is specified.
12317 (CRTOFFLOADEND): Likewise.
12318 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12319 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12320 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12321 (offload_objects_file_name): New static var.
12322 (tool_cleanup): Remove offload_objects_file_name file.
12323 (find_offloadbeginend): Replace with ...
12324 (find_crtoffloadtable): ... this.
12325 (run_gcc): Remove offload_argc and offload_argv.
12326 Get offload_objects_file_name from -foffload-objects=... option.
12327 Read names of object files with offload from this file, pass them to
12328 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12329 don't pass offloadbegin and offloadend to the linker. Don't pass
12330 offload non-LTO files to the linker, because now they're not claimed.
12332 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12335 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12336 on builtin_unreachable.
12338 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12340 PR rtl-optimization/69896
12341 * regcprop.c: Include cfgrtl.h.
12342 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12343 than remembered mode, either delete it (if noop_move_p), or
12344 treat like copy_p but not noop_p instruction.
12346 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12349 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12350 - allow NULL decl for Fortran DW_TAG_common_block variables.
12352 2016-02-24 Jason Merrill <jason@redhat.com>
12354 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12356 2016-02-24 Richard Biener <rguenther@suse.de>
12357 Jakub Jelinek <jakub@redhat.com>
12359 PR middle-end/69760
12360 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12361 conditionally executed ops to well-defined overflow behavior.
12363 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12365 PR middle-end/69915
12366 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12369 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12371 PR rtl-optimization/69886
12372 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12373 argument. Use it when checking validity of set instructions.
12374 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12375 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12377 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12378 * store-motion.c (find_moveable_store): Update
12379 can_assign_to_reg_without_clobbers_p callsite.
12381 2016-02-24 Richard Biener <rguenther@suse.de>
12383 PR middle-end/68963
12384 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12386 (record_nonwrapping_iv): Do not fall back to the low/high bound
12387 for non-constant IV bases if the stmt is not always executed.
12389 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12391 * config/arm/arm-cores.def (cortex-a32): New entry.
12392 * config/arm/arm-tables.opt: Regenerate.
12393 * config/arm/arm-tune.md: Regenerate.
12394 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12395 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12396 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12397 for -mcpu and -mtune.
12399 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12402 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12403 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12404 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12405 (atomic_loaddi_1): Delete.
12406 (atomic_loaddi): Rewrite expander using the above changes.
12408 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12411 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12414 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12415 Richard Biener <rguenth@suse.de>
12417 PR middle-end/69909
12418 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12419 set_mem_attributes if tem is SSA_NAME which got expanded
12422 2016-02-24 Richard Biener <rguenther@suse.de>
12424 PR tree-optimization/69907
12425 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12426 end of permutations for BB vectorization.
12428 2016-02-24 Christian Bruel <christian.bruel@st.com>
12430 * config/arm/arm-c.c (arm_option_override): Initialize
12431 target_option_current_node.
12432 * config/arm/arm.c (arm_pragma_target_parse): Replace
12433 build_target_option_node call by target_option_current_node.
12434 Set target_option_current_node.
12437 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12440 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12441 define_insn_and_split to define_insn.
12442 (zero_extendqi<mode>2_dot2): Same.
12443 (extendqi<mode>2_dot): Same.
12444 (extendqi<mode>2_dot2): Same.
12446 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12448 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12449 and add bypass for AES{D,E} and AESMC pairs.
12450 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12453 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12455 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12456 series for reciprocal square root in Exynos M1.
12458 2016-02-23 Martin Sebor <msebor@redhat.com>
12461 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12462 __builtin_alloca_with_align.
12464 2016-02-23 Richard Henderson <rth@redhat.com>
12466 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12467 (ix86_register_pragmas): Remove __seg_tls.
12468 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12469 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12470 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12471 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12472 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12473 * doc/extend.texi (__seg_tls): Remove item.
12475 2016-02-23 Richard Biener <rguenther@suse.de>
12477 * alloc-pool.h (struct allocation_object): Make id member
12478 conditional on CHECKING_P again.
12479 (get_instance): Adjust.
12480 (base_pool_allocator): Likewise.
12482 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12484 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12485 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12487 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12489 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12491 2016-02-23 Richard Biener <rguenther@suse.de>
12493 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12494 * bitmap.h (struct bitmap_usage): Likewise.
12495 (bitmap_move): Declare.
12496 * bitmap.c (register_overhead): Take size_t argument.
12497 (bitmap_move): New function.
12498 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12499 to properly account overhead.
12500 * tree.c (free_node): Use tree_size.
12502 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12505 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12506 when inverting comparison.
12509 * common.opt (Wunreachable-code): Add Warning flag.
12511 2016-02-23 Mark Wielaard <mjw@redhat.com>
12512 Jakub Jelinek <jakub@redhat.com>
12515 * cgraphunit.c (check_global_declaration): Check main_input_filename
12516 and DECL_SOURCE_FILE are not NULL.
12518 2016-02-23 Martin Jambor <mjambor@suse.cz>
12520 PR tree-optimization/69666
12521 * tree-sra.c (sra_modify_assign): Do not attempt to create
12522 default_def replacements for unscalarizable regions.
12524 2016-02-20 Mark Wielaard <mjw@redhat.com>
12527 * cgraphunit.c (check_global_declaration): Check level of
12528 warn_unused_const_variable and main_input_filename.
12529 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12530 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12531 (-Wunused-const-variable): Explain levels 1 and 2.
12533 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12536 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12537 identical arguments. Formatting and spelling fixes.
12540 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12545 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12546 and m68k-devices.def.
12547 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12548 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12550 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12552 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12553 and HImode registers.
12555 2016-02-22 Richard Biener <rguenther@suse.de>
12557 PR tree-optimization/69882
12558 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12559 preserve permutations present because of gaps.
12560 (vect_supported_load_permutation_p): Always continue checking
12561 permutations after vect_attempt_slp_rearrange_stmts.
12563 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12565 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12566 min_profitable_estimate, rather than min_profitable_iters.
12568 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12571 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12572 SImode for last match_operand.
12574 2016-02-22 Martin Liska <mliska@suse.cz>
12576 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12577 return bitsize - 1 as the return value.
12579 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12583 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12584 Handle negative shift counts.
12585 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12586 force_reg on the shift constant.
12587 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12588 (lshrsi3_d): Handle negative shift counts.
12590 2016-02-22 Richard Biener <rguenther@suse.de>
12591 Tom de Vries <tom@codesourcery.com>
12593 * graph.c: Include dumpfile.h.
12594 (print_graph_cfg): Split into three overloads.
12595 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12597 2016-02-22 Tom de Vries <tom@codesourcery.com>
12599 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12602 2016-02-22 Richard Biener <rguenther@suse.de>
12605 * ipa-inline-transform.c (inline_call): When not updating
12606 overall summaries adjust self size by the growth estimate.
12607 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12608 hash-set, do not update overall summaries here. Renamed from ...
12609 (inline_to_all_callers): ... this which is now wrapping the
12610 above and performing delayed overall summary update.
12611 (early_inline_small_functions): Delay updating of the overall
12614 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12616 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12619 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12622 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12623 :%* in %:gt() argument.
12624 (greater_than_spec_func): Adjust for expecting only numbers,
12625 if there are more than two numbers, compare the last two.
12627 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12629 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12630 -Wnarrowing with -std.
12632 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12635 * expr.c (store_field): Don't use bit-field path if exp is
12636 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12637 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12638 and the assignment can be performed by bitwise copy. Formatting
12641 PR middle-end/69838
12642 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12643 call copy_reg_eh_region_note_forward on before and/or after sequences
12644 and remove note from insn if it no longer can throw.
12647 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12648 if TARGET_AVX512BW.
12650 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12652 * config/s390/vector.md: Add missing commutative operand markers
12653 to the patterns which qualify for one.
12654 * config/s390/vx-builtins.md: Likewise.
12656 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12658 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12659 types to mode iterators.
12660 (vec_double): ... and mode attribute.
12661 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12663 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12665 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12666 Change the predicate of op2 from nonimmediate to general and let
12667 reload fix it if necessary.
12669 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12671 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12673 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12675 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12678 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12680 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12681 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12682 * config/s390/s390.md ("movstr<P:mode>"): Call
12683 s390_expand_vec_movstr.
12685 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12687 * config/s390/s390.md: Add missing output modifier for operand 1
12688 to print it as address properly.
12690 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12692 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12693 * config/s390/2964.md: New file.
12694 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12695 of insn grouping attributes depending on the CPU level.
12696 (s390_get_unit_mask): New function.
12697 (s390_sched_score): Remove the OOO from the scheduling macros.
12698 Add loop to calculate a score for the instruction mix.
12699 (s390_sched_reorder): Likewise plus improve debug output.
12700 (s390_sched_variable_issue): Rename macros as above. Calculate
12701 the unit distances after actually scheduling an insn. Improve
12703 (s390_sched_init): Clear last_scheduled_unit_distance array.
12704 * config/s390/s390.md: Include 2964.md.
12706 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12709 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12710 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12711 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12712 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12713 *avx512f_<code>v8div16qi2_mask_1): New insns.
12715 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12718 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12721 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12722 earlyclobber from target. Use wF constraint for fused memory
12724 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12726 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12727 Martin Liska <mliska@suse.cz>
12730 * cfgexpand.c (asan_sanitize_stack_p): New function.
12731 (partition_stack_vars): Use the function.
12732 (expand_stack_vars): Likewise.
12733 (defer_stack_allocation): Likewise.
12734 (expand_used_vars): Likewise.
12736 2016-02-18 Richard Biener <rguenther@suse.de>
12738 PR middle-end/69553
12739 * fold-const.c (operand_equal_p): Properly compare offsets for
12740 IMAGPART_EXPR and ARRAY_REF.
12742 2016-02-18 Nick Clifton <nickc@redhat.com>
12746 * config/arm/arm.c (arm_option_override_internal): Disable
12747 interworking if the target does not support thumb instructions.
12748 (arm_reload_in_hi): Handle the case where a register to register
12749 move needs reloading because there is no simple pattern to handle
12751 (arm_reload_out_hi): Likewise.
12753 2016-02-18 Richard Biener <rguenther@suse.de>
12755 PR middle-end/69854
12756 * match.pd: Don't use fold_binary or fold_unary for folding
12759 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12762 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12763 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12764 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12765 warn on gimple_no_warning_p statements.
12767 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12769 * doc/extend.texi (C++ Attributes): Correct description of
12770 warn_unused type attribute.
12772 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12774 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12775 correct instruction.
12777 2016-02-17 Richard Biener <rguenther@suse.de>
12779 PR rtl-optimization/69609
12780 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12781 (find_traces_1_round): When ending a trace update cached priority
12783 (bb_to_key): Use cached priority when available.
12784 (copy_bb): Initialize cached priority.
12785 (reorder_basic_blocks_software_trace_cache): Likewise.
12787 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12790 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12792 (aarch64_comparison_operator): Break overly long line into two.
12793 (aarch64_comparison_operation): Likewise.
12794 * config/aarch64/aarch64.md (cstorecc4): Use
12795 aarch64_comparison_operator_mode instead of
12796 aarch64_comparison_operator.
12797 (cstore<mode>4): Likewise.
12798 (aarch64_cstore<mode>): Likewise.
12799 (*cstoresi_insn_uxtw): Likewise.
12800 (cstore<mode>_neg): Likewise.
12801 (*cstoresi_neg_uxtw): Likewise.
12803 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12806 * config/arm/predicates.md (arm_comparison_operator_mode):
12808 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12809 instead of arm_comparison_operator.
12810 (*mov_negscc): Likewise.
12811 (*mov_notscc): Likewise.
12812 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12813 (*thumb2_mov_negscc): Likewise.
12814 (*thumb2_mov_negscc_strict_it): Likewise.
12815 (*thumb2_mov_notscc): Likewise.
12816 (*thumb2_mov_notscc_strict_it): Likewise.
12818 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12820 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12821 Add missing return.
12823 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12825 * config/visium/visium.c (machine_libfunc_index): New enum.
12826 (machine_libfuncs): New structure.
12827 (visium_libfuncs): New static variable.
12828 (TARGET_INIT_LIBFUNCS): Define to...
12829 (visium_init_libfuncs): ...this. New function.
12830 (expand_block_move_4): Use the appropriate libfunc.
12831 (expand_block_move_2): Likewise.
12832 (expand_block_move_1): Likewise.
12833 (expand_block_set_4): Likewise.
12834 (expand_block_set_2): Likewise.
12835 (expand_block_set_1): Likewise.
12836 (visium_trampoline_init): Likewise.
12838 2016-02-17 Nick Clifton <nickc@redhat.com>
12840 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12841 TI's devices.csv file as of March 2016.
12843 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12846 * opts-global.c (handle_common_deferred_options): Introduce and
12847 initialize two global variables to remember command-line options
12848 specifying a stack-limiting register.
12849 * opts.h: Add extern declarations of the two new global variables.
12850 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12851 variable based on the values of the two new global variables.
12853 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12856 * common.opt (Wnonnull-compare): New warning.
12857 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12858 of arguments against NULL.
12859 (-Wnonnull-compare): Document.
12860 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12861 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12862 * passes.def (pass_warn_nonnull_compare): Add.
12863 * gimple-ssa-nonnull-compare.c: New file.
12865 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12867 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12868 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12870 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12872 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12873 reciprocal sqrt for -mlow-precision-recip-sqrt.
12875 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12876 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12878 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12879 always use lane loads to construct non-constant vectors.
12881 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12883 * config/aarch64/aarch64.md
12884 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12885 constraints for operand 3.
12886 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12888 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12889 Richard Biener <rguenther@suse.de>
12891 PR tree-optimization/69820
12892 * tree-vect-patterns.c (type_conversion_p): Return false if
12893 *orig_type is unsigned single precision or boolean.
12894 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12897 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12899 PR rtl-optimization/69764
12900 PR rtl-optimization/69771
12901 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12902 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12904 2016-02-16 Richard Biener <rguenther@suse.de>
12906 PR tree-optimization/69776
12907 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12909 (indirect_refs_may_alias_p): Likewise.
12910 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12911 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12912 according to tbaa_p.
12913 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12914 (optimize_stmt): For redundant store discovery do not allow tbaa.
12916 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12918 PR tree-optimization/69714
12919 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12920 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12922 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12924 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12925 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12926 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12927 * config/arc/arc.c (arc_init): Check FPU options.
12928 (get_arc_condition_code): Handle new CC_FPU* modes.
12929 (arc_select_cc_mode): Likewise.
12930 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12931 register pair only. Allow access for ARCv2 accumulator.
12932 (gen_compare_reg): Whenever we have FPU support use FPU compare
12934 (arc_reorg): Don't generate brcc insns when FPU compare
12935 instructions are involved.
12936 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12937 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12938 floating point emulation.
12939 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12940 (REVERSE_CONDITION): Add new CC_FPU* modes.
12941 (TARGET_FP_SP_BASE): Define.
12942 (TARGET_FP_DP_BASE): Likewise.
12943 (TARGET_FP_SP_FUSED): Likewise.
12944 (TARGET_FP_DP_FUSED): Likewise.
12945 (TARGET_FP_SP_CONV): Likewise.
12946 (TARGET_FP_DP_CONV): Likewise.
12947 (TARGET_FP_SP_SQRT): Likewise.
12948 (TARGET_FP_DP_SQRT): Likewise.
12949 (TARGET_FP_DP_AX): Likewise.
12950 * config/arc/arc.md (ARCV2_ACC): New constant.
12951 (type): New fpu type attribute.
12952 (SDF): Conditional iterator.
12953 (cstore<mode>, cbranch<mode>): Change expand condition.
12954 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12955 handles FPU/FPX cases as well.
12956 * config/arc/arc.opt (mfpu): New option.
12957 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12959 (adddf3, muldf3, subdf3): Removed.
12960 * config/arc/predicates.md (proper_comparison_operator): Recognize
12962 * config/arc/fpu.md: New file.
12963 * doc/invoke.texi (ARC Options): Document mfpu option.
12965 2016-02-16 Richard Biener <rguenther@suse.de>
12967 PR rtl-optimization/69291
12968 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12969 noce_operand_ok check.
12971 2016-02-16 Tom de Vries <tom@codesourcery.com>
12974 * omp-low.c (simd_clone_create): Remove call to
12975 symtab->call_cgraph_insertion_hooks.
12977 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12979 PR tree-optimization/69802
12980 * tree-ssa-reassoc.c (update_range_test): If op is
12981 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12982 op == 1 test of precision 1 integral op, otherwise handle
12983 that case as op itself. Fix up formatting.
12984 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12987 2016-02-16 Richard Biener <rguenther@suse.de>
12989 PR tree-optimization/69586
12990 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12991 types for conversion sources.
12993 2016-02-16 Richard Biener <rguenther@suse.de>
12995 PR middle-end/69801
12996 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12997 mask OEP_ADDRESS_OF.
12999 2016-02-16 Alan Modra <amodra@gmail.com>
13002 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13003 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13004 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13006 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13007 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13008 (p8_fmrgow_<mode>): Likewise.
13009 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13011 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13012 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13013 to use movdi_internal64. Remove op0_di.
13014 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13016 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13018 Add support for the FCCMP insn types
13020 * config/aarch64/aarch64.md (fccmp): Change insn type.
13021 (fccmpe): Likewise.
13022 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13023 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13024 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13025 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13026 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13027 * config/arm/types.md (fccmps): Add new insn type.
13028 (fccmpd): Likewise.
13030 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13032 * alias.c (get_alias_set): Fix a typo in comment.
13034 2016-02-15 Richard Biener <rguenther@suse.de>
13036 PR tree-optimization/69595
13037 * match.pd: Complete range test simplification to true.
13039 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13041 PR rtl-optimization/69648
13042 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13043 pic_offset_table_rtx.
13045 PR rtl-optimization/69752
13046 * ira.c (update_equiv_regs): When looking for more than a single SET,
13047 also take other side effects into account.
13049 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13051 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13052 for z900+ CPUs in 31-bit mode.
13054 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13056 * common/config/s390/s390-common.c (s390_supports_split_stack):
13058 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13059 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13060 * config/s390/s390.c (struct machine_function): New field
13061 split_stack_varargs_pointer.
13062 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13063 in s390_emit_prologue.
13064 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13066 (morestack_ref): New global.
13067 (SPLIT_STACK_AVAILABLE): New macro.
13068 (s390_expand_split_stack_prologue): New function.
13069 (s390_live_on_entry): New function.
13070 (s390_va_start): Use split-stack vararg pointer if appropriate.
13071 (s390_asm_file_end): Emit the split-stack note sections.
13072 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13073 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13074 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13075 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13076 (split_stack_prologue): New expand.
13077 (split_stack_space_check): New expand.
13078 (split_stack_data): New insn.
13079 (split_stack_call): New expand.
13080 (split_stack_call_*): New insn.
13081 (split_stack_cond_call): New expand.
13082 (split_stack_cond_call_*): New insn.
13084 2016-02-15 Richard Biener <rguenther@suse.de>
13086 PR tree-optimization/69783
13087 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13088 Add trivially correct cases.
13090 2016-02-15 Tom de Vries <tom@codesourcery.com>
13093 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13095 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13097 2016-02-15 Richard Biener <rguenther@suse.de>
13099 PR tree-optimization/69776
13100 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13101 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13102 indicate whether we can use TBAA to disambiguate against stores.
13103 Use alias-set zero if not.
13104 (visit_reference_op_store): Do not use TBAA when looking up
13106 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13107 (eliminate_dom_walker::before_dom_children): But not when looking
13108 up redundant stores.
13110 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13112 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13114 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13116 * config/i386/znver1.md
13117 (znver1_pop, znver1_pop_mem,
13118 znver1_load_imov_double_store,
13119 znver1_load_imov_direct_store,
13120 znver1_load_imov_direct_load,
13121 znver1_load_imov_double_load): Add new.
13122 (znver1_insn, znver1_insn_load): Add icmov type.
13123 (znver1_sseavx_fma,
13124 znver1_sseavx_fma_load,
13126 znver1_avx256_fma_load): Fix pipe usage.
13128 2016-02-14 Alan Modra <amodra@gmail.com>
13131 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13132 with an invalid hard reg, reload just the reg not the entire
13133 pre/post-inc/dec address expression.
13135 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13138 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13139 fixed R1_REG scratch reg.
13140 (sibcall_value_pcrel_fdpic): Likewise.
13142 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13146 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13148 2016-02-12 Walter Lee <walt@tilera.com>
13150 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13151 * config/tilegx/t-tilegx: Likewise.
13153 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13156 * diagnostic-show-locus.c (struct line_span): New struct.
13157 (layout::get_first_line): Delete.
13158 (layout::get_last_line): Delete.
13159 (layout::get_num_line_spans): New member function.
13160 (layout::get_line_span): Likewise.
13161 (layout::print_heading_for_line_span_index_p): Likewise.
13162 (layout::get_expanded_location): Likewise.
13163 (layout::calculate_line_spans): Likewise.
13164 (layout::m_first_line): Delete.
13165 (layout::m_last_line): Delete.
13166 (layout::m_line_spans): New field.
13167 (layout::layout): Update comment. Replace m_first_line and
13168 m_last_line with m_line_spans, replacing their initialization
13169 with a call to calculate_line_spans.
13170 (diagnostic_show_locus): When printing source lines and
13171 annotations, rather than looping over a single span
13172 of lines, instead loop over each line_span within
13173 the layout, with an inner loop over the lines within them.
13174 Call the context's start_span callback when changing line spans.
13175 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13176 (diagnostic_build_prefix): Break out the building of the location
13177 part of the string into...
13178 (diagnostic_get_location_text): ...this new function, rewriting
13179 it from nested ternary expressions to a sequence of "if"
13181 (default_diagnostic_start_span_fn): New function.
13182 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13183 (diagnostic_context::start_span): New field.
13184 (default_diagnostic_start_span_fn): New prototype.
13186 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13189 * gcc.c (driver::finalize): Fix cleanup of "specs".
13191 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13195 * gcc.c (driver::driver): Initialize m_option_suggestions.
13196 (driver::~driver): Clean up m_option_suggestions.
13197 (suggest_option): Convert to...
13198 (driver::suggest_option): ...this, and split out into
13199 driver::build_option_suggestions and find_closest_string.
13200 (driver::build_option_suggestions): New function, from
13201 first half of suggest_option. Special-case
13202 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13203 the sanitizer_opts array. For options of enum types, add the
13204 various enum values to the candidate strings.
13205 (driver::handle_unrecognized_options): Remove "const".
13206 * gcc.h (driver::handle_unrecognized_options): Likewise.
13207 (driver::build_option_suggestions): New decl.
13208 (driver::suggest_option): New decl.
13209 (driver::m_option_suggestions): New field.
13210 * opts-common.c (add_misspelling_candidates): New function.
13211 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13212 and make non-static.
13213 * opts.h (sanitizer_opts): New array decl.
13214 (add_misspelling_candidates): New function decl.
13215 * spellcheck.c (find_closest_string): New function.
13216 * spellcheck.h (find_closest_string): New function decl.
13218 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13220 PR rtl-optimization/69764
13221 PR rtl-optimization/69771
13222 * optabs.c (expand_binop_directly): For shift_optab_p, force
13223 convert_modes with VOIDmode if xop1 has VOIDmode.
13225 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13228 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13229 to correctly determine instrumentation thunks.
13231 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13234 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13235 type by reference, force lhs on the call.
13238 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13239 Compute retval and retbnd early in all cases if split_part_return_p
13240 and return_bb is not EXIT. Remove all clobber stmts and reset
13241 all debug stmts that refer to SSA_NAMEs defined in split part,
13242 except if it is retval, in that case replace the old retval with the
13243 lhs of the call to the split part.
13245 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13248 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13250 PR middle-end/66726
13251 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13252 whose result is used in PHI.
13253 (maybe_optimize_range_tests): Likewise.
13254 (final_range_test_p): Likweise.
13256 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13258 PR middle-end/66726
13259 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13260 whose result is used in PHI.
13261 (maybe_optimize_range_tests): Likewise.
13262 (final_range_test_p): Likweise.
13264 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13266 * cgraph.c: Spelling fixes - behaviour -> behavior and
13267 neighbour -> neighbor.
13268 * target.def: Likewise.
13269 * sel-sched.c: Likewise.
13270 * config/mips/mips.c: Likewise.
13271 * config/arc/arc.md: Likewise.
13272 * config/arm/cortex-a57.md: Likewise.
13273 * config/arm/arm.c: Likewise.
13274 * config/arm/neon.md: Likewise.
13275 * config/arm/arm-c.c: Likewise.
13276 * config/vms/vms-c.c: Likewise.
13277 * config/s390/s390.c: Likewise.
13278 * config/i386/znver1.md: Likewise.
13279 * config/i386/i386.c: Likewise.
13280 * config/ia64/hpux-unix2003.h: Likewise.
13281 * config/msp430/msp430.md: Likewise.
13282 * config/rx/rx.c: Likewise.
13283 * config/rx/rx.md: Likewise.
13284 * config/aarch64/aarch64-simd.md: Likewise.
13285 * config/aarch64/aarch64.c: Likewise.
13286 * config/nvptx/nvptx.c: Likewise.
13287 * config/bfin/bfin.c: Likewise.
13288 * config/cris/cris.opt: Likewise.
13289 * config/rs6000/rs6000.c: Likewise.
13290 * target.h: Likewise.
13291 * spellcheck.c: Likewise.
13292 * ira-build.c: Likewise.
13293 * tree-inline.c: Likewise.
13294 * builtins.c: Likewise.
13295 * lra-constraints.c: Likewise.
13296 * explow.c: Likewise.
13297 * hwint.h: Likewise.
13298 * targhooks.c: Likewise.
13299 * tree-vect-data-refs.c: Likewise.
13300 * expr.c: Likewise.
13301 * doc/tm.texi: Likewise.
13302 * doc/extend.texi: Likewise.
13303 * doc/install.texi: Likewise.
13304 * doc/md.texi: Likewise.
13305 * tree-ssa-tail-merge.c: Likewise.
13306 * sched-int.h: Likewise.
13307 * match.pd: Likewise.
13308 * sched-ebb.c: Likewise.
13309 * target.def (omit_struct_return_reg): Likewise.
13310 * gimple-ssa-isolate-paths.c: Likewise.
13311 (find_implicit_erroneous_behaviour): Renamed to...
13312 (find_implicit_erroneous_behavior): ... this.
13313 (find_explicit_erroneous_behaviour): Renamed to...
13314 (find_explicit_erroneous_behavior): ... this.
13315 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13317 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13319 PR rtl-optimization/64682
13320 PR rtl-optimization/69567
13321 PR rtl-optimization/69737
13322 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13323 in I2 as well, just lose it.
13325 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13327 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13329 (aarch64_last_printed_tune_string): Likewise.
13330 (aarch64_declare_function_name): Only output .arch assembler
13331 directive if it will be different from the previously output
13332 directive. Same for .tune comment but only if -dA is set.
13333 (aarch64_start_file): New function.
13334 (TARGET_ASM_FILE_START): Define.
13336 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13339 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13341 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13344 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13345 -Wmaybe-uninitialized warning.
13347 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13350 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13352 2016-02-11 Richard Biener <rguenther@suse.de>
13354 PR rtl-optimization/69291
13355 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13356 subexpressions affected by changing the result.
13358 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13361 * lra-constraints.c (curr_insn_transform): Find in/out operands
13362 for secondary memory moves. Update dups.
13364 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13366 PR tree-optimization/69652
13367 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13368 to nested loop, did source re-formatting, skip debug statements,
13369 add check on statement with volatile operand, remove dead scalar
13372 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13373 Patrick Palka <ppalka@gcc.gnu.org>
13377 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13378 calls if the return type is TREE_ADDRESSABLE.
13379 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13380 * ipa-split.c (split_function): Fix doubled "we" in comment.
13381 Use void return type for the split part even if
13382 !split_point->split_part_set_retval.
13384 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13386 PR tree-optimization/68021
13387 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13388 when computing the value of biv cand by itself.
13390 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13392 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13393 (cortexa57_tunings): Likewise.
13394 (cortexa72_tunings): Likewise.
13395 (arch_macro_fusion_pair_p): Add support for AES fusion.
13396 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13397 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13398 Allow virtual registers before reload so early scheduling works.
13399 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13400 correct latency and pipeline.
13401 (cortex_a57_crypto_complex): Likewise.
13402 (cortex_a57_crypto_xor): Likewise.
13403 (define_bypass): Add AES bypass.
13405 2016-02-10 Richard Biener <rguenther@suse.de>
13407 PR tree-optimization/69726
13408 * passes.def: Add DCE pass before late uninit.
13409 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13410 really fixup if-conversions job.
13412 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13414 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13415 (arm_cortex_a57_tune): Likewise.
13416 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13417 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13419 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13421 * timevar.def (TV_PHASE_DBGINFO): Delete.
13422 (TV_PHASE_CHECK_DBGINFO): Likewise.
13423 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13425 2016-02-10 Richard Biener <rguenther@suse.de>
13427 PR tree-optimization/69719
13428 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13429 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13431 2016-02-09 Andrew Pinski <apinski@cavium.com>
13434 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13435 get_vcond_mask_icode returns false.
13437 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13440 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13441 an ADDIS that adds a pointer to a large constant that sets the
13442 upper16 bits with a load operation.
13444 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13447 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13449 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13451 (vzipq_s16): Likewise.
13452 (vzipq_s32): Likewise.
13453 (vzipq_f32): Likewise.
13454 (vzipq_u8): Likewise.
13455 (vzipq_u16): Likewise.
13456 (vzipq_u32): Likewise.
13457 (vzipq_p8): Likewise.
13458 (vzipq_p16): Likewise.
13460 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13463 * config/arm/arm.c (neon_endian_lane_map): New function.
13464 (neon_vector_pair_endian_lane_map): New function.
13465 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13466 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13468 (vuzpq_s16): Likewise.
13469 (vuzpq_s32): Likewise.
13470 (vuzpq_f32): Likewise.
13471 (vuzpq_u8): Likewise.
13472 (vuzpq_u16): Likewise.
13473 (vuzpq_u32): Likewise.
13474 (vuzpq_p8): Likewise.
13475 (vuzpq_p16): Likewise.
13477 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13480 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13483 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13486 truncate const_int operand 1 to QImode.
13488 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13490 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13491 corresponding to an abnormal edge.
13493 2016-02-09 Tom de Vries <tom@codesourcery.com>
13495 PR tree-optimization/69599
13496 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13498 (find_func_aliases_for_builtin_call, find_func_clobbers)
13499 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13502 2016-02-09 Richard Biener <rguenther@suse.de>
13504 PR tree-optimization/69715
13505 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13506 LHS on calls as non-rewritable.
13508 2016-02-09 Tom de Vries <tom@codesourcery.com>
13511 * lto-wrapper.c (append_diag_options): New function.
13512 (compile_offload_image): Call append_diag_options.
13514 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13517 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13518 Minor copy-edit to fix verb tenses.
13520 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13522 PR tree-optimization/69209
13523 * ipa-split.c (split_function): If split part is not
13524 returning retval, retval has gimple type but is not
13525 gimple value, force it into a SSA_NAME first.
13527 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13529 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13532 2016-02-08 Jason Merrill <jason@redhat.com>
13535 * convert.c (convert_to_integer_1): Check dofold on truncation
13537 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13538 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13539 Rename from *_nofold.
13540 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13541 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13543 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13546 * tree.c (build_common_tree_nodes): Remove short_double argument.
13547 All callers changed.
13548 * tree.h (build_common_tree_nodes): Adjust declaration.
13549 * doc/invoke.texi (-fshort-double): Remove documentation.
13550 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13551 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13552 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13553 (append_linker_options): Don't handle OPT_fshort_double.
13555 PR rtl-optimization/68730
13556 * lra-remat.c (insn_to_cand_activation): New static variable.
13557 (lra_remat): Allocate and free it.
13558 (create_cand): New arg activation. Initialize a field in
13559 insn_to_cand_activation if it is nonnull.
13560 (create_cands): Pass the activation insn to create_cand when making
13561 a candidate involving an output reload. Reorganize code a little.
13562 (do_remat): Keep track of active status of candidates in a separate
13565 2016-02-08 Richard Biener <rguenther@suse.de>
13567 PR tree-optimization/69719
13568 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13569 Properly use absolute of the difference of the two offsets to
13570 compare or adjust the segment length.
13572 2016-02-08 Richard Biener <rguenther@suse.de>
13573 Jeff Law <law@redhat.com>
13576 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13577 types for anonymous SSA names.
13579 2016-02-08 Richard Biener <rguenther@suse.de>
13581 PR rtl-optimization/69274
13582 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13584 2016-02-08 Jeff Law <law@redhat.com>
13586 PR tree-optimization/65917
13587 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13588 equivalences from if (x == y) style conditionals.
13589 (loop_depth_of_name): Remove.
13590 (record_equality): Remove loop depth check.
13591 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13592 (const_and_copies::record_const_or_copy_raw): New member function.
13593 * tree-ssa-scopedtables.c
13594 (const_and_copies::record_const_or_copy_raw): New, factored out of
13595 (const_and_copies::record_const_or_copy): Call new member function.
13597 2016-02-05 Jeff Law <law@redhat.com>
13599 PR tree-optimization/68541
13600 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13601 (count_stmts_in_block): New function.
13602 (poor_ifcvt_candidate_code): Likewise.
13603 (is_feasible_trace): Add some heuristics to determine when path
13604 splitting is profitable.
13605 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13606 is a diamond with a single exit.
13608 2016-02-05 Martin Sebor <msebor@redhat.com>
13611 * doc/invoke.texi: Update -Wplacement-new to take an optional
13614 2016-02-06 Richard Henderson <rth@redhat.com>
13617 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13618 out of non-standard address spaces.
13620 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13622 PR rtl-optimization/69691
13623 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13625 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13627 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13628 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13629 (*ieee128_mfvsrd_64bit): Likewise.
13630 (*ieee128_mfvsrd_32bit): Likewise.
13632 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13636 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13638 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13639 instrumented_version.
13641 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13643 * doc/invoke.texi (Optimize Options): In table of --param options
13644 rename second occurrence of tracer-min-branch-ratio to
13645 tracer-min-branch-probability, rename
13646 tracer-min-branch-ratio-feedback to
13647 tracer-min-branch-probability-feedback and clarify description,
13648 rename sched-spec-state-edge-prob-cutoff to
13649 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13650 to selsched-insns-to-rename, rename lto-minpartition to
13651 lto-min-partition, delete reorder-blocks-duplicate and
13652 reorder-blocks-duplicate-feedback.
13654 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13656 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13659 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13661 * doc/extend.texi: S/390: Correct some typos.
13663 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13665 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13667 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13670 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13671 (s390_register_info_gprtofpr): Use new macros above.
13672 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13674 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13675 its name. Adjust restore and save gpr ranges.
13676 (s390_register_info_set_ranges): New function.
13677 (s390_register_info): Use new macros above. Call
13678 s390_register_info_set_ranges.
13679 (s390_optimize_register_info): Likewise.
13680 (s390_hard_regno_rename_ok): Use new macros.
13681 (s390_hard_regno_scratch_ok): Likewise.
13682 (s390_emit_epilogue): Likewise.
13683 (s390_can_use_return_insn): Likewise.
13684 (s390_optimize_prologue): Likewise.
13685 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13687 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13690 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13692 (ix86_option_override_internal): Disable TARGET_STV even for
13693 -m{incoming,preferred}-stack-boundary=3.
13695 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13697 * config.gcc: Mark deprecated rtems targets as obsolete.
13699 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13701 PR rtl-optimization/64682
13702 PR rtl-optimization/69567
13703 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13704 before I2 only if the register is both used and set in I2.
13706 2016-02-04 DJ Delorie <dj@redhat.com>
13708 * config/msp430/msp430.c (msp430_start_function): Add function type.
13710 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13713 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13715 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13717 PR rtl-optimization/69577
13719 2015-10-29 Richard Henderson <rth@redhat.com>
13723 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13724 sse check to the exact conditions of PR 67609.
13726 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13729 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13730 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13731 not allowed into the traditional Altivec registers.
13732 (movtd_64bit_nodm): Likewise.
13733 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13735 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13737 * config/aarch64/cortex-a57-fma-steering.c
13738 (aarch64_register_fma_steering): Remove "static" from arguments
13741 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13744 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13745 twice when complex.
13747 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13749 * doc/invoke.texi: Delete -mno-fma4.
13751 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13753 PR rtl-optimization/69577
13754 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13755 (find_subregs_of_mode): Update accordingly. Iterate over partial
13758 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13760 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13761 * config/arm/arm.c (neon_reinterpret): Remove.
13762 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13763 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13764 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13765 vreinterpretti): Remove.
13766 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13767 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13768 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13769 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13770 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13771 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13772 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13773 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13774 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13775 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13776 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13777 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13778 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13779 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13780 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13781 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13782 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13783 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13784 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13785 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13786 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13787 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13788 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13789 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13790 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13791 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13792 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13793 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13794 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13795 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13796 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13797 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13798 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13799 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13800 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13801 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13802 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13803 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13804 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13805 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13806 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13807 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13808 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13809 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13810 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13811 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13812 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13813 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13814 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13815 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13816 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13817 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13818 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13819 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13820 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13821 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13822 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13823 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13824 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13825 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13826 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13827 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13828 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13829 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13830 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13831 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13832 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13833 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13834 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13835 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13836 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13837 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13838 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13839 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13840 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13841 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13842 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13843 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13844 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13845 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13846 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13847 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13848 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13849 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13850 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13851 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13852 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13853 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13854 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13855 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13856 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13857 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13858 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13859 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13860 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13861 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13862 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13863 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13864 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13865 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13866 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13867 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13868 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13870 2016-02-04 Martin Liska <mliska@suse.cz>
13873 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13874 that are gimple_store_p.
13875 (maybe_instrument_call): Likewise.
13877 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13879 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13880 register scaling out of memory reference and comment why.
13882 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13886 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13887 folding the source of a SET.
13889 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13893 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13894 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13896 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13900 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13903 2016-02-04 Christian Bruel <christian.bruel@st.com>
13905 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13906 * config/arm/arm.c (arm_set_current_function): Likewise.
13908 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13909 Ilya Enkovich <enkovich.gnu@gmail.com>
13910 H.J. Lu <hongjiu.lu@intel.com>
13913 * config/i386/i386.c (convert_scalars_to_vector): Remove
13914 stack alignment fixes.
13915 (ix86_option_override_internal): Disable TARGET_STV if stack
13916 might not be aligned enough.
13917 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13919 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13921 * config/i386/x86-tune.def: Disable default prefetching
13924 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13925 Vladimir Makarov <vmakarov@redhat.com>
13928 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13929 in validating fused toc addresses.
13931 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13934 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13935 range->m_caret fields if range->m_show_caret_p is false.
13938 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13939 Force oldval into register if it does not satisfy reg_or_short_operand
13940 predicate. Fix up formatting.
13942 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13943 Alexandre Oliva <aoliva@redhat.com>
13946 * lra-constraints.c (simplify_operand_subreg): Check additionally
13947 address validity after potential reloading.
13948 (process_address_1): Check insns validity. In case of failure do
13951 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13954 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13957 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13959 * wide-int.cc (canonize_uhwi): New function.
13960 (wi::divmod_internal): Use it.
13962 2016-02-02 James Norris <jnorris@codesourcery.com
13964 * gimplify.c (omp_notice_variable): Add usage check.
13966 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13968 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13969 like LE, GE, LT, GT when emitting relational operator.
13971 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13973 * ira-costs.c (find_costs_and_classes): Add extra argument.
13974 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13975 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13976 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13977 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13978 Add best_class parameter, and return it if not ALL_REGS.
13979 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13981 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13982 Update target hook.
13984 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13986 * config/aarch64/aarch64.c
13987 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13988 (aarch64_ira_change_pseudo_allocno_class): New function.
13990 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13995 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13997 * config/avr/avr.c (avr_option_override): Set
13998 PARAM_ALLOW_STORE_DATA_RACES to 1.
14000 2016-02-02 Richard Biener <rguenther@suse.de>
14002 PR tree-optimization/69595
14003 * match.pd: Add range test simplifications to true/false.
14005 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14007 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14008 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14011 2016-02-02 Richard Biener <rguenther@suse.de>
14013 PR tree-optimization/69606
14014 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14015 info on the result before moving a stmt.
14017 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14019 PR middle-end/68542
14020 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14021 branch with vector comparison.
14022 * config/i386/sse.md (VI48_AVX): New mode iterator.
14023 (define_expand "cbranch<mode>4): Add support for conditional branch
14024 with vector comparison.
14025 * tree-vect-loop.c (optimize_mask_stores): New function.
14026 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14027 has_mask_store field of vect_info.
14028 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14029 vectorized loops having masked stores after vec_info destroy.
14030 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14031 correspondent macros.
14032 (optimize_mask_stores): Add prototype.
14034 2016-02-02 Alan Modra <amodra@gmail.com>
14037 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14040 2016-02-02 Alan Modra <amodra@gmail.com>
14043 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14044 whenever toc_label_name used.
14045 (rs6000_file_start): Don't set up toc section here,
14046 (rs6000_output_function_epilogue): do so here instead,
14047 (rs6000_xcoff_file_start): and here.
14048 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14049 (load_toc_aix_di): Likewise.
14051 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14053 PR rtl-optimization/69592
14054 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14055 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14056 (num_sign_bit_copies_binary_arith_p): New inline function.
14057 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14059 2016-02-01 Jeff Law <law@redhat.com>
14061 PR tree-optimization/69580
14062 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14063 * tree-ssa-threadbackward.c
14064 (fsm_find_control_statement_thread_paths): Do not try to walk
14065 through large PHI nodes.
14067 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14069 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14070 when count is incremented above limit, don't analyze further
14073 * omp-low.c (oacc_parse_default_dims): Avoid
14074 -Wsign-compare warning, make sure value fits into int
14075 rather than just unsigned int.
14077 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14079 PR tree-optimization/67921
14080 * fold-const.c (split_tree): New parameters. Convert pointer
14081 type variable part to proper type before negating.
14082 (fold_binary_loc): Pass new arguments to split_tree.
14084 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14086 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14087 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14088 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14089 * doc/tm.texti: Rebuilt.
14090 * doc/invoke.texi (fopenacc-dim): Document.
14091 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14092 (append_compiler_options): Likewise.
14093 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14094 (oacc_parse_default_dims): New.
14095 (oacc_validate_dims): Add USED arg. Select non-unity default when
14097 (oacc_loop_fixed_partitions): Return mask of used partitions.
14098 (oacc_loop_auto_partitions): Emit dump info.
14099 (oacc_loop_partition): Return mask of used partitions.
14100 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14101 loop partitioning and validation calls.
14103 2016-02-01 Richard Biener <rguenther@suse.de>
14105 PR middle-end/69556
14106 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14108 2016-02-01 Richard Biener <rguenther@suse.de>
14110 PR tree-optimization/69574
14111 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14112 of asserting return chrec_dont_know.
14114 2016-02-01 Martin Liska <mliska@suse.cz>
14116 * mem-stats-traits.h: Add copyright header.
14117 * mem-stats.h: Likewise.
14119 2016-02-01 Richard Biener <rguenther@suse.de>
14121 PR tree-optimization/69579
14122 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14123 Do not propagate through abnormal PHI results.
14125 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14127 * postreload.c (reload_cse_simplify): Remove dead code.
14129 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14131 PR rtl-optimization/69570
14132 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14133 if there is more than one set, not if there is a single set.
14135 2016-02-01 Richard Henderson <rth@redhat.com>
14138 * combine.c (make_compound_operation): When looking through a
14139 subreg, make sure to re-extend to the width of the outer mode.
14141 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14143 PR tree-optimization/69546
14144 * wide-int.cc (wi::divmod_internal): For unsigned division
14145 where both operands fit into uhwi, if o1 is 1 and o0 has
14146 msb set, if divident_prec is larger than bits per hwi,
14147 clear another quotient word and return 2 instead of 1.
14148 Similarly for remainder with msb in HWI set, if dividend_prec
14149 is larger than bits per hwi.
14151 2016-01-29 Martin Jambor <mjambor@suse.cz>
14153 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14154 Use short lowercase names.
14155 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14156 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14157 acq_rel one. Protect warning agains segfaults if
14158 get_memory_order_name returns NULL.
14159 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14160 with release semantics. Do not warn if get_memory_order already did.
14161 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14162 semantics. Fix check for relaxed or acquire semantics. Do not warn
14163 if get_memory_order already did.
14165 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14167 * doc/install.texi: Document that isl-0.16 is supported.
14169 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14172 * config/i386/constraints.md (Bm): Describe as special memory
14174 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14175 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14176 * genpreds.c (struct constraint_data): Add is_special_memory.
14177 (have_special_memory_constraints, special_memory_start): New
14179 (special_memory_end): Ditto.
14180 (add_constraint): Add new arg is_special_memory. Add code to
14181 process its true value. Update have_special_memory_constraints.
14182 (process_define_constraint): Pass the new arg.
14183 (process_define_register_constraint): Ditto.
14184 (choose_enum_order): Process special memory.
14185 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14186 function insn_extra_special_memory_constraint.
14187 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14188 * gensupport.c (process_rtx): Process
14189 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14190 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14191 * ira-lives.c (single_reg_class): Use
14192 insn_extra_special_memory_constraint.
14193 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14194 * lra-constraints.c (process_alt_operands): Ditto.
14195 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14196 * recog.c (asm_operand_ok, preprocess_constraints): Process
14198 * reload.c (find_reloads): Ditto.
14199 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14200 * stmt.c (parse_input_constraint): Use
14201 insn_extra_special_memory_constraint.
14203 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14206 * lra-splill.c (lra_final_code_change): Revert r229087 by
14207 removing all sub-registers.
14209 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14212 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14214 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14217 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14218 SSE1, copy target into the temporary reg first before recursing
14221 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14223 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14226 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14228 * ginclude/stdarg.h: Test __cplusplus instead of
14229 __GXX_EXPERIMENTAL_CXX0X__.
14231 2016-01-29 Richard Biener <rguenther@suse.de>
14233 PR tree-optimization/69547
14234 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14235 Do not mark clobbers necessary.
14236 (mark_all_reaching_defs_necessary_1): Likewise.
14238 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14240 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14241 declaration name with %qs and print it in both error messages.
14242 Also fix indentation.
14244 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14247 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14248 trailing blank line from error message.
14250 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14253 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14256 2016-01-29 Richard Biener <rguenther@suse.de>
14258 PR middle-end/69537
14259 * match.pd: Allow all integral types when simplifying a
14260 widening or sign-changing conversion.
14262 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14264 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14265 back to setting codegen_error to fail codegen.
14267 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/constraints.md (C): Only accept constant zero operand.
14271 (BC): New constraint.
14272 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14273 instead of C constraint.
14274 * doc/md.texi (Machine Constraints): Update description
14277 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14280 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14282 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14284 PR middle-end/69542
14285 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14288 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14290 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14291 branches if using guessed profile.
14293 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14295 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14297 2016-01-28 Richard Henderson <rth@redhat.com>
14300 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14301 * config/aarch64/aarch64-protos.h: Update.
14302 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14303 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14304 (aarch64_get_condition_code_1): Handle CC_Cmode.
14305 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14306 (*add<mode>3_compareC_cconly_imm): New.
14307 (*add<mode>3_compareC_cconly): New.
14308 (*add<mode>3_compareC_imm): New.
14309 (add<mode>3_compareC): New.
14310 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14311 to be first. Use aarch64_carry_operation.
14312 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14313 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14314 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14315 (subti3): Use subdi3_compare1.
14316 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14317 (sub<mode>3_compare1): New.
14318 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14319 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14320 (*subsi3_carryin_uxtw): Likewise.
14321 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14322 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14323 * config/aarch64/iterators.md (DWI): New.
14324 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14325 (aarch64_borrow_operation): New.
14327 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14329 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14330 message when isl does not return a valid schedule.
14332 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14334 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14335 Remove comments from class declarations: they are already in the code
14338 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14340 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14342 (ternary_op_to_tree): Same.
14343 (unary_op_to_tree): Same.
14344 (nary_op_to_tree): Same.
14345 (gcc_expression_from_isl_expr_op): Same.
14346 (gcc_expression_from_isl_expression): Same.
14347 (graphite_create_new_loop): Same.
14348 (graphite_create_new_loop_guard): Same.
14349 (build_iv_mapping): Same.
14350 (graphite_create_new_guard): Same.
14351 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14352 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14354 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14356 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14357 instead of setting codegen_error to fail codegen.
14359 2016-01-28 Jason Merrill <jason@redhat.com>
14361 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14363 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14365 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14366 Remove CONST_INT_P check in CCMP cost calculation.
14368 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14370 * config/aarch64/aarch64.c (generic_vector_cost):
14371 Set vec_permute_cost.
14372 (cortexa57_vector_cost): Likewise.
14373 (exynosm1_vector_cost): Likewise.
14374 (xgene1_vector_cost): Likewise.
14375 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14376 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14377 Add vec_permute_cost entry.
14379 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14381 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14383 (add<mode>3_compare0): Likewise.
14384 (addsi3_compare0_uxtw): Likewise.
14385 (add<mode>3nr_compare0): Likewise.
14386 (compare_neg<mode>): Likewise.
14387 (<optab><mode>3): Likewise.
14389 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14391 * tree-vect-stmts.c (vectorizable_comparison): Add
14392 NULL check for vectype.
14394 2016-01-28 Richard Biener <rguenther@suse.de>
14396 PR tree-optimization/69466
14397 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14398 Account for PHIs we couldn't duplicate.
14400 2016-01-28 Martin Liska <mliska@suse.cz>
14403 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14404 instead of ENABLE_VALGRIND_CHECKING.
14406 2016-01-27 Richard Henderson <rth@redhat.com>
14409 * lra-remat.c (subreg_regs): New.
14410 (dump_candidates_and_remat_bb_data): Dump it.
14411 (operand_to_remat): Reject if operand in subreg_regs.
14412 (set_bb_regs): Collect subreg_regs.
14413 (lra_remat): Init and free subreg_regs. Compute
14414 calculate_local_reg_remat_bb_data before create_cands.
14416 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14419 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14420 change stack_alignment_needed for __tls_get_addr call.
14422 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14424 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14426 2016-01-27 Jeff Law <law@redhat.com>
14428 PR tree-optimization/68398
14429 PR tree-optimization/69196
14430 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14431 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14432 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14433 Only count PHIs in the last block in the path. The others will
14434 const/copy propagate away. Add heuristic to allow more irreducible
14435 subloops to be created when it is likely profitable to do so.
14437 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14438 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14439 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14441 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14444 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14445 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14446 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14447 * tree-streamer-in.c: Include asan.h.
14448 (streamer_get_builtin_tree): For builtins in sanitizer
14449 range call initialize_sanitizer_builtins and retry.
14451 2016-01-27 Ian Lance Taylor <iant@google.com>
14453 * common.opt (fkeep-gc-roots-live): New undocumented option.
14454 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14455 -fkeep-gc-roots-live, skip pointers.
14456 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14459 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14462 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14463 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14465 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14468 * configure.ac: NetBSD provides SSP in its C library.
14469 * configure: Updated.
14471 2016-01-27 Richard Biener <rguenther@suse.de>
14473 PR tree-optimization/69166
14474 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14475 reduction code for commutativity / associativity.
14477 2016-01-27 Martin Jambor <mjambor@suse.cz>
14479 PR tree-optimization/69355
14480 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14481 total_scalarization fails.
14483 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14485 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14488 2016-01-27 Christian Bruel <christian.bruel@st.com>
14491 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14492 Move arm_reset_previous_fndecl and set_target_option_current_node in
14493 the conditional part. Call save_restore_target_globals.
14494 * config/arm/arm.c (arm_set_current_function):
14495 Refactor to better support #pragma target and attribute mix.
14496 Call save_restore_target_globals.
14497 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14499 2016-01-27 Martin Liska <mliska@suse.cz>
14501 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14502 reference for an HSA kernel and its host function.
14504 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14506 PR tree-optimization/69399
14507 * wide-int.h (wi::lrshift): For larger precisions, only
14508 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14510 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14512 * config/arc/predicates.md (proper_comparison_operator): Reject
14513 constant-constant comparison.
14515 2016-01-26 Tom de Vries <tom@codesourcery.com>
14517 PR tree-optimization/69110
14518 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14519 DR_NUM_DIMENSIONS == 0.
14521 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14522 Sebastian Pop <s.pop@samsung.com>
14524 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14525 isl_ast_op_cond and isl_ast_op_select.
14526 (gcc_expression_from_isl_expr_op): Same.
14528 2016-01-26 Jason Merrill <jason@redhat.com>
14531 * tree.c (recompute_constructor_flags): Split out from
14533 (verify_constructor_flags): New.
14534 * tree.h: Declare them.
14536 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14538 PR rtl-optimization/69217
14539 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14540 are no TYPE_FIELDS set for the record type.
14542 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14545 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14546 toc_label_name unconditionally.
14547 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14548 SYMBOL_REF string. Use toc_label_name instead of constructing
14550 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14551 constructing LCTOC1.
14553 2016-01-26 Martin Sebor <msebor@redhat.com>
14556 * doc/extend.texi (Common Type Attributes): Move text that talks about
14557 attribute packed from attribute aligned to the section discussing
14558 the former attribute for clarity.
14560 2016-01-26 Richard Henderson <rth@redhat.com>
14562 PR middle-end/60908
14563 * trans-mem.c (tm_region_init): Mark entry block as visited.
14565 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14568 * diagnostic-show-locus.c (layout::print_source_line): Replace
14569 call to pp_newline with call to layout::print_newline.
14570 (layout::print_annotation_line): Likewise.
14571 (layout::move_to_column): Likewise.
14572 (layout::print_any_fixits): After printing any fixits, print a
14573 trailing newline, if necessary.
14574 (layout::print_newline): New method, resetting any colorization
14576 (diagnostic_show_locus): Move the pp_newline to before the
14577 early bailout. Remove dummy block enclosing the layout instance.
14578 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14579 of pp_newline_and_flush with pp_flush.
14580 (diagnostic_append_note): Delete use of pp_newline.
14581 (diagnostic_append_note_at_rich_loc): Delete.
14582 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14583 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14584 when newline characters are added to the buffer.
14586 2016-01-26 Michael Matz <matz@suse.de>
14588 * configure.ac (ac_cv_std_swap_in_utility): New test.
14589 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14590 * configure: Regenerate.
14591 * config.in: Regenerate.
14593 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14595 * config/arc/arc.md (cstoresi4): Force operand into register.
14596 (arcset<code>): Fix predicate.
14597 (arcsetltu): Likewise.
14598 (arcsetgeu): Likewise.
14599 (arcsethi): Likewise.
14600 (arcsetls): Likewise.
14602 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14604 PR tree-optimization/69483
14605 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14606 if base has error_mark_node type.
14608 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14611 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14612 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14614 (vget_lane_f16): Handle big-endian.
14615 (vgetq_lane_f16): Likewise.
14616 (vset_lane_f16): Likewise.
14617 (vsetq_lane_f16): Likewise.
14618 * config/arm/iterators.md (VQXMOV): Add V8HF.
14619 (VDQ): Add V4HF and V8HF.
14620 (V_reg): Handle V4HF and V8HF.
14621 (Is_float_mode): Likewise.
14622 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14623 neon_vdup_nv8hf): New patterns.
14624 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14625 Use VD_LANE iterator.
14626 (neon_vld1_dup<mode>): Use VQ2 iterator.
14628 2016-01-26 Nathan Sidwell <nathan@acm.org>
14630 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14631 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14632 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14633 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14634 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14635 (oacc_validate_dims): Add LEVEL arg, don't return level.
14636 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14637 oacc_validate_dims.
14638 (execute_oacc_device_lower): Adjust, add more dump output.
14639 * tree-ssa-loop.c (gate_oacc_kernels): Use
14640 oacc_fn_attrib_kernels_p.
14641 * tree-parloops.c (create_parallel_loop): Adjust
14642 set_oacc_fn_attrib call.
14644 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14647 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14648 (append_compiler_options): Handle -fcilkplus.
14649 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14651 2016-01-26 Nick Clifton <nickc@redhat.com>
14654 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14655 been marked as DECL_ONE_ONLY but we do not the means to make it
14656 so, then do not allow it to bind locally.
14658 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14661 * opts.h (parse_sanitizer_options): New prototype.
14662 * opts.c (sanitizer_opts): New array.
14663 (parse_sanitizer_options): New function.
14664 (common_handle_option): Use parse_sanitizer_options.
14666 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14669 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14670 alignment adjustment to ...
14671 (ix86_update_stack_boundary): Here. Don't over-align stack for
14673 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14674 if __tls_get_addr is called.
14676 2016-01-26 Christian Bruel <christian.bruel@st.com>
14678 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14680 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14682 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14684 2016-01-26 Richard Biener <rguenther@suse.de>
14686 PR middle-end/69467
14687 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14689 2016-01-26 Richard Biener <rguenther@suse.de>
14691 PR tree-optimization/69452
14692 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14693 (move_computations_dom_walker::before_dom_children): Rename
14695 (move_computations_worker): This.
14696 (move_computations): Perform an RPO rather than a DOM walk.
14698 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14701 * combine.c (combine_instructions): For REG_EQUAL note with
14702 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14703 to the underlying register.
14704 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14705 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14707 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14710 * config/aarch64/aarch64-builtins.c
14711 (aarch64_init_simd_builtin_types): Do not set structural
14712 equality to __Poly{8,16,64,128}_t types.
14714 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14716 PR tree-optimization/69400
14717 * wide-int.cc (wi_pack): Take the precision as argument and
14718 perform canonicalization here rather than in the callers.
14719 Use the main loop to handle all full-width HWIs. Add a
14720 zero HWI if in_len isn't a full result.
14721 (wi::divmod_internal): Update accordingly.
14722 (wi::mul_internal): Likewise. Simplify.
14724 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14725 Sebastian Pop <s.pop@samsung.com>
14727 * graphite-poly.c (apply_poly_transforms): Simplify.
14728 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14729 (print_isl_map): Same.
14730 (print_isl_union_map): Same.
14731 (print_isl_schedule): New.
14732 (debug_isl_schedule): New.
14733 * graphite-dependences.c (scop_get_reads): Do not call
14734 isl_union_map_add_map that is undocumented isl functionality.
14735 (scop_get_must_writes): Same.
14736 (scop_get_may_writes): Same.
14737 (scop_get_original_schedule): Remove.
14738 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14739 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14740 (compute_deps): Remove.
14741 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14742 (debug_schedule_ast): New.
14743 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14744 set_separate_option.
14745 (graphite_regenerate_ast_isl): Add dump.
14746 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14747 from scop->transformed_schedule.
14748 (graphite_regenerate_ast_isl): Add more dump.
14749 * graphite-optimize-isl.c (optimize_isl): Set
14750 scop->transformed_schedule. Check whether schedules are equal.
14751 (apply_poly_transforms): Move here.
14752 * graphite-poly.c (apply_poly_transforms): ... from here.
14753 (free_poly_bb): Static.
14754 (free_scop): Static.
14755 (pbb_number_of_iterations_at_time): Remove.
14756 (print_isl_ast): New.
14757 (debug_isl_ast): New.
14758 (debug_scop_pbb): New.
14759 * graphite-scop-detection.c (print_edge): Move.
14760 (print_sese): Move.
14761 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14762 (build_scop_scattering): Remove.
14763 (create_pw_aff_from_tree): Assert instead of bailing out.
14764 (add_condition_to_pbb): Remove unused code, do not fail.
14765 (add_conditions_to_domain): Same.
14766 (add_conditions_to_constraints): Remove.
14767 (build_scop_context): New.
14768 (add_iter_domain_dimension): New.
14769 (build_iteration_domains): Initialize pbb->iterators.
14770 Call add_conditions_to_domain.
14773 (index_outermost_in_loop): New.
14774 (index_pbb_in_loop): New.
14775 (outermost_pbb_in): New.
14776 (add_in_sequence): New.
14777 (add_outer_projection): New.
14778 (outer_projection_mupa): New.
14779 (add_loop_schedule): New.
14780 (build_schedule_pbb): New.
14781 (build_schedule_loop): New.
14782 (embed_in_surrounding_loops): New.
14783 (build_schedule_loop_nest): New.
14784 (build_original_schedule): New.
14785 (build_poly_scop): Call build_original_schedule.
14786 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14787 (free_poly_dr): Remove.
14788 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14789 (free_poly_bb): Remove.
14790 (debug_loop_vec): Remove.
14791 (print_isl_ast): Declare.
14792 (debug_isl_ast): Declare.
14793 (scop_do_interchange): Remove.
14794 (scop_do_strip_mine): Remove.
14795 (scop_do_block): Remove.
14796 (flatten_all_loops): Remove.
14797 (optimize_isl): Remove.
14798 (pbb_number_of_iterations_at_time): Remove.
14799 (debug_scop_pbb): Declare.
14800 (print_schedule_ast): Declare.
14801 (debug_schedule_ast): Declare.
14802 (struct scop): Remove schedule. Add original_schedule,
14803 transformed_schedule.
14804 (free_gimple_poly_bb): Remove.
14805 (print_generated_program): Remove.
14806 (debug_generated_program): Remove.
14807 (unify_scattering_dimensions): Remove.
14808 * sese.c (print_edge): ... here.
14809 (print_sese): ... here.
14810 (debug_edge): ... here.
14811 (debug_sese): ... here.
14812 * sese.h (print_edge): Declare.
14813 (print_sese): Declare.
14814 (dump_edge): Declare.
14815 (dump_sese): Declare.
14817 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14818 Sebastian Pop <s.pop@samsung.com>
14820 * Makefile.in: Set ISLVER in site.exp.
14822 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14824 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14825 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14826 through DECL_VALUE_EXPR for expansion.
14828 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14830 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14831 the frame info after reload completed.
14833 2016-01-25 Jeff Law <law@redhat.com>
14835 PR tree-optimization/69196
14836 PR tree-optimization/68398
14837 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14838 tree-ssa-threadupdate.c.
14839 (determine_bb_domination_status): Prototype
14840 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14841 (determine_bb_domination_status): No longer static.
14842 (valid_jump_thread_path): Remove code to detect characteristics
14843 of the jump thread path not associated with correctness.
14844 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14845 Correct test for thread path length. Count PHIs for real operands as
14846 statements that need to be copied. Do not count ASSERT_EXPRs.
14847 Look at all the blocks in the thread path. Compute and selectively
14848 filter thread paths based on threading through the latch, threading
14849 a multiway branch or crossing a multiway branch.
14851 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14853 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14854 decl with __attribute__ ((unused)) annotation.
14856 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14859 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14860 of operands is compatible with a statement vectype.
14862 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14864 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14865 improve wording for mixed storage order support.
14867 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14869 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14870 (vcvt_u64_f64): Likewise.
14871 (vcvta_s64_f64): Likewise.
14872 (vcvta_u64_f64): Likewise.
14873 (vcvtm_s64_f64): Likewise.
14874 (vcvtm_u64_f64): Likewise.
14875 (vcvtn_s64_f64): Likewise.
14876 (vcvtn_u64_f64): Likewise.
14877 (vcvtp_s64_f64): Likewise.
14878 (vcvtp_u64_f64): Likewise.
14880 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14882 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14883 (arc_init): Check validity mll64 option.
14884 (arc_save_restore): Use double load/store instruction.
14885 (arc_expand_movmem): Likewise.
14886 (arc_split_move): Don't split if we have double load/store
14887 instructions. Returns a boolean.
14888 (arc_process_double_reg_moves): Change function to return boolean
14889 instead of a sequence of instructions.
14890 (arc_dwarf_register_span): New function.
14891 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14892 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14893 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14894 (*movdf_insn): Likewise.
14895 * config/arc/arc.opt (mll64): New option.
14896 * config/arc/predicates.md (even_register_operand): New predicate.
14897 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14899 2016-01-25 Richard Biener <rguenther@suse.de>
14902 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14903 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14905 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14907 2016-01-25 Richard Biener <rguenther@suse.de>
14909 PR tree-optimization/69376
14910 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14912 (VN_INFO_ANTI_RANGE_P): New inline.
14913 (VN_INFO_RANGE_TYPE): Likewise.
14914 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14915 SSA_NAME_ANTI_RANGE_P.
14916 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14917 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14918 Properly query VN_INFO_RANGE_TYPE.
14920 2016-01-25 Nick Clifton <nickc@redhat.com>
14923 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14925 2016-01-23 Tom de Vries <tom@codesourcery.com>
14927 PR tree-optimization/69426
14928 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14931 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14933 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14934 "the the" with "the" in the comments.
14935 * ipa-devirt.c (build_type_inheritance_graph,
14936 update_type_inheritance_graph): Likewise.
14937 * tree.c (build_function_type_list_1): Likewise.
14938 * cfgloopmanip.c (scale_loop_profile): Likewise.
14939 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14940 * gimple-ssa-split-paths.c
14941 (find_block_to_duplicate_for_splitting_paths): Likewise.
14942 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14943 * expr.c (convert_move): Likewise.
14944 * var-tracking.c (vt_stack_adjustments): Likewise.
14945 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14946 * tree-vrp.c (test_for_singularity): Likewise.
14948 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14949 directly instead of building a temporary tree.
14952 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14953 remove <algorithm> include.
14955 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14958 * config/i386/i386.c: Include dojump.h.
14959 (expand_small_movmem_or_setmem,
14960 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14962 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14963 if dynamic_check != -1.
14965 2016-01-21 Jeff Law <law@redhat.com>
14967 PR middle-end/69347
14968 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14969 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14970 into dominated_by_p.
14971 (cprop_into_successor_phis): Avoid unnecessary tests.
14973 2016-01-22 Richard Henderson <rth@redhat.com>
14976 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14977 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14979 2016-01-22 Michael Matz <matz@suse.de>
14981 * system.h (string, algorithm): Include only conditionally.
14982 (new): Include always under C++.
14983 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14984 * final.c (toplevel): Ditto.
14985 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14986 * genconditions.c (write_header): Make gencondmd.c define
14988 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14990 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14991 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14993 2016-01-22 Christian Bruel <christian.bruel@st.com>
14996 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14998 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15001 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15002 define_insn_and_split. Ensure operands[1] and operands[0] do not
15003 get assigned the same register.
15005 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15007 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15009 2016-01-22 Christian Bruel <christian.bruel@st.com>
15011 * config/arm/arm-c.c (arm_pragma_target_parse):
15012 Remove warn_builtin_macro_redefined overwrite.
15014 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15016 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15017 flag_non_call_exceptions compatibility.
15019 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15022 * dwarf2out.c (add_child_die_after): New function.
15023 (dwarf_qual_info_t): New type.
15024 (dwarf_qual_info): New variable.
15025 (qualified_die_p): New function.
15026 (modified_type_die): For -fdebug-types-section, ensure
15027 canonical order of qualifiers. Put qualified DIEs adjacent
15028 to the corresponding non-qualified type DIE and search there
15029 for existing qualified DIEs.
15031 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15033 * doc/extend.texi (scalar_storage_order type attribute): Document
15034 restriction on type punning and aliasing, and remove future tense.
15036 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15039 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15042 2016-01-21 Jeff Law <law@redhat.com>
15044 PR middle-end/69347
15045 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15046 useless call to record_temporary_equivalences.
15047 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15048 allocate 10 slots in the bb_path vector and let it grow as needed.
15049 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15052 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15054 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15056 * configure: Regenerate.
15058 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15060 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15061 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15063 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15065 PR middle-end/66178
15066 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15067 drop EXPAND_INITIALIZER.
15068 * rtl.h (contains_symbolic_reference_p): Declare.
15069 * rtlanal.c (contains_symbolic_reference_p): New function.
15070 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15071 a subtraction into a NOT if symbolic constants are involved.
15073 2016-01-21 Anton Blanchard <anton@samba.org>
15074 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15077 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15079 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15082 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15084 * config/microblaze/microblaze.c
15085 (get_branch_target): New.
15086 (insert_wic_for_ilb_runout): New.
15088 (microblaze_machine_dependent_reorg): New.
15089 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15090 * config/microblaze/microblaze.md
15091 (UNSPEC_IPREFETCH): Define.
15092 (iprefetch): New pattern
15093 * config/microblaze/microblaze.opt
15094 (mxl-prefetch): New flag.
15096 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15098 * config/microblaze/microblaze.h
15099 (FIXED_REGISTERS): Update in macro.
15100 (CALL_USED_REGISTERS): Update in macro.
15102 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15104 PR rtl-optimization/68920
15105 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15108 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15110 PR rtl-optimization/68990
15111 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15112 pseudo instead of inheritance ones.
15114 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15115 Nick Clifton <nickc@redhat.com>
15119 * config/mips/mips.c (mips_compute_frame_info): Initialise
15120 args_size and hard_frame_pointer_offset fields of the frame
15121 structure before calling mips_global_pointer.
15123 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15125 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15127 * configure: Regenerate.
15129 2016-01-21 Richard Biener <rguenther@suse.de>
15131 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15133 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15135 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15136 to actually emit the .size directive.
15138 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15139 Jakub Jelinek <jakub@redhat.com>
15143 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15144 args array size by one to avoid buffer overflow.
15146 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15148 * config/s390/s390.md (pool_section_start): Use switch_to_section
15149 to select proper read-only data section instead of hardcoding
15151 (pool_section_end): Use switch_to_section to match the above.
15153 2016-01-21 Richard Biener <rguenther@suse.de>
15155 PR tree-optimization/69378
15156 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15157 (set_ssa_val_to): Use it for dominance checks taking into
15158 account not executable edges.
15160 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15163 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15164 for bitsize instead of GET_MODE_PRECISION (mode).
15166 2016-01-20 Martin Sebor <msebor@redhat.com>
15169 * extend.texi (__sync Builtins): Clarify the semantics of
15170 __sync_fetch_and_OP built-ins on pointers.
15171 (__atomic Builtins): Same.
15173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15174 Sebastian Pop <s.pop@samsung.com>
15176 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15177 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15178 (is_valid_rename): Same.
15179 (translate_isl_ast_to_gimple::get_rename): Same.
15180 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15181 (translate_isl_ast_to_gimple::rename_uses): Same.
15182 (get_new_name): Check for close_phi nodes.
15183 (copy_loop_phi_args): Use phi_node_kind.
15184 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15185 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15188 Sebastian Pop <s.pop@samsung.com>
15190 Revert commit r229783.
15191 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15192 Remove use of parameter_rename_map.
15193 (copy_def): Remove.
15194 (copy_internal_parameters): Remove.
15195 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15196 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15197 (free_sese_info): Do not free parameter_rename_map.
15198 (set_rename): Do not use parameter_rename_map.
15199 (rename_uses): Update call to set_rename.
15200 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15201 * sese.h (parameter_rename_map_t): Remove.
15202 (struct sese_info_t): Remove field parameter_rename_map.
15204 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15205 Sebastian Pop <s.pop@samsung.com>
15207 * graphite-isl-ast-to-gimple.c: Fix comment.
15208 * graphite-scop-detection.c (defined_in_loop_p): New.
15209 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15210 names defined in loop.
15212 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15213 Sebastian Pop <s.pop@samsung.com>
15215 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15216 Discard unstructured if-then-else regions.
15218 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15219 Sebastian Pop <s.pop@samsung.com>
15221 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15222 (cleanup_loop_iter_dom): Remove.
15223 (build_loop_iteration_domains): Remove.
15224 (build_scop_context): Remove.
15225 (build_scop_iteration_domain): Remove.
15226 (add_loop_constraints): New.
15227 (build_iteration_domains): New.
15228 (build_poly_scop): Call build_iteration_domains.
15230 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15231 Sebastian Pop <s.pop@samsung.com>
15233 * graphite-scop-detection.c
15234 (scop_detection::harmful_loop_in_region): Free dom and loops.
15235 (scop_detection::loop_body_is_valid_scop): Free bbs.
15237 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15238 Sebastian Pop <s.pop@samsung.com>
15240 * graphite-scop-detection.c (record_loop_in_sese): New.
15241 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15242 (build_scops): Remove call to build_sese_loop_nests.
15243 * sese.c (sese_record_loop): Remove.
15244 (build_sese_loop_nests): Remove.
15245 (new_sese_info): Remove region->loops.
15246 (free_sese_info): Same.
15247 * sese.h (sese_contains_loop): Same.
15248 (build_sese_loop_nests): Remove.
15249 (sese_contains_loop): Remove.
15251 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15252 Sebastian Pop <s.pop@samsung.com>
15254 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15255 loop_is_valid_in_scop.
15256 (scop_detection::harmful_stmt_in_region): Renamed
15257 harmful_loop_in_region.
15258 Call loop_is_valid_in_scop.
15260 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15261 Sebastian Pop <s.pop@samsung.com>
15263 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15266 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15267 Sebastian Pop <s.pop@samsung.com>
15269 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15270 * graphite.h (struct poly_bb): Remove field is_reduction.
15271 (PBB_IS_REDUCTION): Remove.
15273 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15274 Sebastian Pop <s.pop@samsung.com>
15276 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15277 (add_pdr_constraints): Same.
15278 (scop_get_reads): Same.
15279 (scop_get_must_writes): Same.
15280 (scop_get_may_writes): Same.
15281 (scop_get_original_schedule): Same.
15282 (extend_schedule): Same.
15283 (apply_schedule_on_deps): Same.
15284 (carries_deps): Same.
15285 (compute_deps): Same.
15286 (scop_get_dependences): Same.
15287 * graphite-isl-ast-to-gimple.c
15288 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15289 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15290 (get_schedule_for_band_list): Same.
15291 (get_schedule_map): Same.
15292 (apply_schedule_map_to_scop): Same.
15293 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15294 (build_loop_iteration_domains): Same.
15295 (add_condition_to_pbb): Same.
15296 (add_param_constraints): Same.
15297 (pdr_add_memory_accesses): Same.
15298 (pdr_add_data_dimensions): Same.
15300 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15302 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15305 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15307 * common.opt (feliminate-dwarf2-dups): Replace references to
15308 "DWARF 2" with just "DWARF".
15309 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15310 * doc/extend.texi: Likewise.
15311 * doc/cpp.texi: Likewise.
15312 * doc/invoke.texi: Likewise.
15313 (Option Summary): Add -gdwarf to list of Debugging Options.
15314 (Debugging Options): Document -gdwarf.
15315 * doc/contrib.texi: Spell "DWARF" like that.
15317 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15319 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15320 warning. Fix up formatting.
15322 PR middle-end/67653
15323 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15324 attempt to mark memory input operand addressable and
15325 call prepare_gimple_addressable in that case. Don't adjust
15326 input_location for diagnostics, use error_at instead.
15328 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15330 * config/rs6000/ppc-auxv.h: New file.
15331 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15332 (cpu_is): Likewise.
15333 (cpu_supports): Likewise.
15334 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15335 (cpu_is_info): New variable.
15336 (cpu_supports_info): Likewise.
15337 (tcb_verification_symbol): Likewise.
15338 (cpu_builtin_p): Likewise.
15339 (cpu_expand_builtin): New function.
15340 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15341 (rs6000_init_builtins): Likewise.
15342 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15343 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15344 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15345 * configure: Regenerate.
15346 * config.in: Likewise.
15347 * doc/extend.texi (PowerPC Built-in Functions): Document
15348 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15350 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15353 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15355 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15358 2016-01-20 Richard Henderson <rth@redhat.com>
15364 * tree.c (tm_define_builtin): New.
15365 (find_tm_vector_type): New.
15366 (build_tm_vector_builtins): New.
15367 (build_common_builtin_nodes): Call it.
15369 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15371 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15372 (arm_fp_ok): Likewise.
15373 (arm_fp): Likewise.
15374 (arm_crypto): Likewise.
15376 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15377 Richard Biener <rguenther@suse.de>
15379 PR tree-optimization/69328
15380 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15381 vectors have same number of elements.
15382 (vectorizable_condition): Fix masked version recognition.
15384 2016-01-20 Richard Biener <rguenther@suse.de>
15386 PR tree-optimization/69345
15387 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15388 (VN_INFO_PTR_INFO): Likewise.
15389 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15390 info when it is equal between non-dominating SSA names.
15391 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15392 Make sure to look at original SSA infos.
15394 2016-01-20 Jeff Law <law@redhat.com>
15397 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15399 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15400 (pc_or_label_operand): New predicate.
15401 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15402 tests for small integers that are 2^n - 1.
15404 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15406 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15408 2016-01-19 Jeff Law <law@redhat.com>
15410 PR middle-end/69347
15411 * tree-ssa-threadbackwards.c
15412 (fsm_find_control_statement_thread_paths): Do not try to lookup
15413 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15415 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15417 * doc/lto.texi: Remove text that says only Gold has linker plugin
15420 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15422 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15423 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15424 the DIE accordingly.
15425 (modified_type_die): Add REVERSE parameter and pass it recursively,
15426 as well as to base_type_die. Adjust presence check accordingly.
15427 (base_type_for_mode): Adjust call to modified_type_die.
15428 (add_type_attribute): Add REVERSE parameter and pass it to
15430 (generic_parameter_die): Adjust call to add_type_attribute.
15431 (add_scalar_info): Likewise.
15432 (add_subscript_info): Likewise.
15433 (gen_array_type_die): Likewise.
15434 (gen_descr_array_type_die): Likewise.
15435 (gen_entry_point_die): Likewise.
15436 (gen_enumeration_type_die): Likewise.
15437 (gen_formal_parameter_die): Likewise.
15438 (gen_subprogram_die): Likewise.
15439 (gen_variable_die ): Likewise.
15440 (gen_const_die): Likewise.
15441 (gen_field_die): Likewise.
15442 (gen_pointer_type_die): Likewise.
15443 (gen_reference_type_die): Likewise.
15444 (gen_ptr_to_mbr_type_die): Likewise.
15445 (gen_inheritance_die): Likewise.
15446 (gen_subroutine_type_die): Likewise.
15447 (gen_typedef_die): Likewise.
15448 (force_type_die): Adjust call to modified_type_die.
15450 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15452 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15453 flow throughout the file. Fix broken link to Objective-C 2.0
15455 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15458 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15460 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15462 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15465 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15466 (maybe_record_node): Record cxa_pure_virtual as the only possible
15467 target if there are not ohter candidates.
15468 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15470 2016-01-19 Richard Biener <rguenther@suse.de>
15472 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15473 (get_memory_order): Likewise.
15475 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15477 * tree-vect-stmts.c (vectorizable_store): Check
15480 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15483 * gcc.c (driver::decode_argv): Add call to
15484 init_opts_obstack before init_options_struct.
15485 * opts.c (init_opts_obstack): Remove idempotency.
15486 (init_options_struct): Replace call to init_opts_obstack
15487 with a gcc_assert to verify that it has already been called.
15488 * toplev.c (toplev::main): Add call to init_opts_obstack before
15489 calls to init_options_struct.
15490 (toplev::finalize): Move cleanup of opts_obstack next to
15491 cleanup of save_decoded_options, clearing the latter, and
15492 save_decoded_options_count.
15494 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15497 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15498 attribute to unconditional. Remove %? from output template.
15500 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15501 Jiong Wang <jiong.wang@arm.com>
15503 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15504 generated from different expand order.
15506 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15508 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15509 Add support for CCMP costing.
15511 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15513 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15514 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15515 (fccmpe<mode>): Likewise.
15516 (fcmp): Rename to fcmp and globalize pattern.
15518 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15519 (aarch64_gen_ccmp_next): Add FP support.
15521 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15523 * target.def (gen_ccmp_first): Update documentation.
15524 (gen_ccmp_next): Likewise.
15525 * doc/tm.texi (gen_ccmp_first): Update documentation.
15526 (gen_ccmp_next): Likewise.
15527 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15528 expand_ccmp_expr_1. Improve comments.
15529 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15530 (ccmp_ior<mode>): Remove pattern.
15531 (cmp<mode>): Remove expand.
15532 (cmp): Globalize pattern.
15533 (cstorecc4): Use cc_register.
15534 (mov<mode>cc): Remove ccmp_cc_register check.
15535 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15536 Simplify after removal of CC_DNE/* modes.
15537 (aarch64_ccmp_mode_to_code): Remove.
15538 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15539 In 'k' case use integer as condition.
15540 (aarch64_nzcv_codes): Remove inverted cases.
15541 (aarch64_code_to_ccmode): Remove.
15542 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15543 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15544 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15545 pattern. Return the comparison with CC register. Invert conditions
15546 when bitcode is OR.
15547 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15548 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15550 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15552 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15553 instrumented_version.
15555 2016-01-19 Richard Biener <rguenther@suse.de>
15557 PR tree-optimization/69336
15558 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15559 handled components with get_ref_base_and_extent.
15560 (equal_mem_array_ref_p): Adjust.
15562 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15565 * shrink-wrap.c: Include valtrack.h.
15566 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15567 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15568 in between insn and where it will be moved to. Call
15569 dead_debug_insert_temp.
15570 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15571 first and dead_debug_local_finish at the end.
15572 For uses and defs bitmap, handle all regs in between REGNO and
15573 END_REGNO, not just the first one.
15575 2016-01-19 Richard Biener <rguenther@suse.de>
15577 PR tree-optimization/69352
15578 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15579 (equal_mem_array_ref_p): Constrain size and max size properly.
15580 Compare the reverse flag.
15582 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15584 * ira.c (ira): Update regstat data if we deleted insns.
15586 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15588 PR rtl-optimization/68955
15589 PR rtl-optimization/64557
15590 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15591 here. Fix up formatting.
15592 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15594 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15597 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15598 assume that the node has body.
15599 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15602 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15604 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15607 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15609 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15610 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15612 2016-01-19 Martin Jambor <mjambor@suse.cz>
15613 Martin Liska <mliska@suse.cz>
15614 Michael Matz <matz@suse.de>
15616 * Makefile.in (OBJS): Add new source files.
15617 (GTFILES): Add hsa.c.
15618 * common.opt (disable_hsa): New variable.
15619 (-Whsa): New warning.
15620 * config.in (ENABLE_HSA): New.
15621 * configure.ac: Treat hsa differently from other accelerators.
15622 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15623 $enable_offloading.
15624 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15625 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15626 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15627 --with-hsa-kmt-lib.
15628 * doc/invoke.texi (-Whsa): Document.
15629 (hsa-gen-debug-stores): Likewise.
15630 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15631 to invoke offload compiler for hsa acclerator.
15632 * opts.c (common_handle_option): Determine whether HSA offloading
15633 should be performed.
15634 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15635 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15636 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15637 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15638 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15639 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15640 GF_OMP_FOR_KIND_GRID_LOOP.
15641 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15642 (pp_gimple_stmt_1): Likewise.
15643 * gimple-walk.c (walk_gimple_stmt): Likewise.
15644 * gimple.c (gimple_build_omp_grid_body): New function.
15645 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15646 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15647 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15648 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15649 GF_OMP_TEAMS_GRID_PHONY.
15650 (gimple_statement_omp_single_layout): Updated comments.
15651 (gimple_build_omp_grid_body): New function.
15652 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15653 (gimple_omp_for_grid_phony): New function.
15654 (gimple_omp_for_set_grid_phony): Likewise.
15655 (gimple_omp_parallel_grid_phony): Likewise.
15656 (gimple_omp_parallel_set_grid_phony): Likewise.
15657 (gimple_omp_teams_grid_phony): Likewise.
15658 (gimple_omp_teams_set_grid_phony): Likewise.
15659 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15660 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15661 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15662 (BUILT_IN_GOMP_TARGET): Updated type.
15663 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15664 (adjust_for_condition): New function.
15665 (get_omp_for_step_from_incr): Likewise.
15666 (extract_omp_for_data): Moved parts to adjust_for_condition and
15667 get_omp_for_step_from_incr.
15668 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15669 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15670 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15671 (scan_omp_parallel): Do not create child functions for phony
15673 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15674 (scan_omp_1_op): Checking assert we are not remapping to
15675 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15676 (parallel_needs_hsa_kernel_p): New function.
15677 (expand_parallel_call): Register apprpriate parallel child
15678 functions as HSA kernels.
15679 (grid_launch_attributes_trees): New type.
15680 (grid_attr_trees): New variable.
15681 (grid_create_kernel_launch_attr_types): New function.
15682 (grid_insert_store_range_dim): Likewise.
15683 (grid_get_kernel_launch_attributes): Likewise.
15684 (get_target_argument_identifier_1): Likewise.
15685 (get_target_argument_identifier): Likewise.
15686 (get_target_argument_value): Likewise.
15687 (push_target_argument_according_to_value): Likewise.
15688 (get_target_arguments): Likewise.
15689 (expand_omp_target): Call get_target_arguments instead of looking
15690 up for teams and thread limit.
15691 (grid_expand_omp_for_loop): New function.
15692 (grid_arg_decl_map): New type.
15693 (grid_remap_kernel_arg_accesses): New function.
15694 (grid_expand_target_kernel_body): New function.
15695 (expand_omp): Call it.
15696 (lower_omp_for): Do not emit phony constructs.
15697 (lower_omp_taskreg): Do not emit phony constructs but create for them
15698 a temporary variable receiver_decl.
15699 (lower_omp_taskreg): Do not emit phony constructs.
15700 (lower_omp_teams): Likewise.
15701 (lower_omp_grid_body): New function.
15702 (lower_omp_1): Call it.
15703 (grid_reg_assignment_to_local_var_p): New function.
15704 (grid_seq_only_contains_local_assignments): Likewise.
15705 (grid_find_single_omp_among_assignments_1): Likewise.
15706 (grid_find_single_omp_among_assignments): Likewise.
15707 (grid_find_ungridifiable_statement): Likewise.
15708 (grid_target_follows_gridifiable_pattern): Likewise.
15709 (grid_remap_prebody_decls): Likewise.
15710 (grid_copy_leading_local_assignments): Likewise.
15711 (grid_process_kernel_body_copy): Likewise.
15712 (grid_attempt_target_gridification): Likewise.
15713 (grid_gridify_all_targets_stmt): Likewise.
15714 (grid_gridify_all_targets): Likewise.
15715 (execute_lower_omp): Call grid_gridify_all_targets.
15716 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15717 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15718 (tree_omp_clause): Added union field dimension.
15719 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15720 * tree.c (omp_clause_num_ops): Added number of arguments of
15721 OMP_CLAUSE__GRIDDIM_.
15722 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15723 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15724 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15725 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15726 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15727 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15728 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15729 * tree-pass.h (make_pass_gen_hsail): Declare.
15730 (make_pass_ipa_hsa): Likewise.
15731 * ipa-hsa.c: New file.
15732 * lto-section-in.c (lto_section_name): Add hsa section name.
15733 * lto-streamer.h (lto_section_type): Add hsa section.
15734 * timevar.def (TV_IPA_HSA): New.
15735 * hsa-brig-format.h: New file.
15736 * hsa-brig.c: New file.
15737 * hsa-dump.c: Likewise.
15738 * hsa-gen.c: Likewise.
15741 * toplev.c (compile_file): Call hsa_output_brig.
15742 * hsa-regalloc.c: New file.
15744 2016-01-18 Jeff Law <law@redhat.com>
15746 PR tree-optimization/69320
15747 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15748 ranged object, do nothing if the RHS constant is not [0..1].
15749 (optimize_stmt): Comparing a boolean ranged object against a
15750 constant outside [0..1] results in a compile-time constant.
15752 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15755 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15757 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15758 (Option Summary): Update to reflect new section and moved options.
15759 (C++ Dialect Options): Move -fstats to new section.
15760 (Debugging Options): Move all dump, statistics, and other GCC
15761 developer options to new section. Rewrite section introduction
15762 and re-order remaining options to put the more basic ones first.
15763 (Optimization Options): Move -fira-verbose and -flto-report* to
15765 (Developer Options): New section incorporating moved options.
15766 * doc/cppopts.texi (-dM): Update cross-reference.
15768 2016-01-18 Richard Henderson <rth@redhat.com>
15771 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15772 operands to pseudo only if CSE is expected. Split long immediate
15773 operands only after reload, and for the stack pointer.
15774 (*add<GPI>3_pluslong): Remove.
15775 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15776 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15777 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15778 (*add<GPI>3 peepholes): New.
15779 (*add<GPI>3 splitters): New.
15780 * config/aarch64/constraints.md (Upl): New.
15781 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15783 2016-01-18 Richard Biener <rguenther@suse.de>
15785 PR tree-optimization/69297
15786 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15788 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15790 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15792 PR middle-end/68542
15793 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15794 of mixind vector and scalar types.
15795 (fold_relational_const): Add handling of vector
15796 comparison with boolean result.
15797 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15798 comparison of vector operands with boolean result for EQ/NE only.
15799 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15800 (verify_gimple_cond): Likewise.
15801 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15804 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15806 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15809 2016-01-18 Richard Biener <rguenther@suse.de>
15811 PR middle-end/69308
15812 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15814 2016-01-18 Tom de Vries <tom@codesourcery.com>
15816 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15818 2016-01-18 Tom de Vries <tom@codesourcery.com>
15820 * omp-low.c (set_oacc_fn_attrib): Make extern.
15821 * omp-low.h (set_oacc_fn_attrib): Declare.
15822 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15823 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15824 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15825 Add and handle function parameter oacc_kernels_p.
15826 (find_reduc_addr, get_omp_data_i_param): New function.
15827 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15828 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15829 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15830 Calculate dominance info. Skip loops that are not in a kernels region
15831 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15832 (pass_parallelize_loops::execute): Call parallelize_loops with
15833 oacc_kernels_p argument.
15834 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15835 New member function.
15836 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15837 * passes.def: Add argument to pass_parallelize_loops instantation.
15839 2016-01-18 Tom de Vries <tom@codesourcery.com>
15841 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15842 pass_parallelize_loops to be run outside the loop pipeline.
15844 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15846 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15847 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15849 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15852 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15853 using get_ref_base_and_extent.
15854 (equal_mem_array_ref_p): New.
15855 (hashable_expr_equal_p): Add call to previous.
15857 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15860 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15861 (sra_initialize): Allocate disqualified_constants.
15862 (sra_deinitialize): Free disqualified_constants.
15863 (disqualify_candidate): Update disqualified_constants when appropriate.
15864 (create_access): Scan for constant-pool entries as we go along.
15865 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15866 (maybe_add_sra_candidate): Allow constant-pool entries.
15867 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15868 (initialize_constant_pool_replacements): New.
15869 (sra_modify_assign): Avoid mangling assignments created by previous,
15870 and don't generate writes into constant pool.
15871 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15873 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15875 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15876 andnot instruction.
15877 (scalar_chain::convert_op): Likewise.
15878 * config/i386/i386.md (*andndi3_doubleword): New.
15880 2016-01-18 Richard Biener <rguenther@suse.de>
15882 PR tree-optimization/69170
15883 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15884 building a vector from scalar results of a pattern stmt.
15886 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15888 * haifa-sched.c (autopref_multipass_init): Work around
15889 -Wmaybe-uninitialized warning.
15891 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15893 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15894 against the constant 0.
15896 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15898 PR tree-optimization/68799
15899 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15900 look up phi candidates in the statement-candidate map.
15901 (phi_add_costs): Likewise.
15902 (record_phi_increments): Likewise.
15903 (phi_incr_cost): Likewise.
15904 (ncd_with_phi): Likewise.
15905 (all_phi_incrs_profitable): Likewise.
15907 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15909 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15910 -Wmaybe-uninitialized warning.
15912 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15914 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15915 (Option Summary): Update to reflect new section and moved options.
15916 (C++ Dialect Options): Move -fvtable-verify and related options.
15917 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15918 and profiling-related options.
15919 (Optimization Options): Move profile generation options and
15920 -fstack-protector and related options.
15921 (Instrumentation Options): New section incorporating moved options.
15922 (Code Generation Options): Move -finstrument-functions and
15923 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15925 2016-01-16 Tom de Vries <tom@codesourcery.com>
15927 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15929 2016-01-16 Tom de Vries <tom@codesourcery.com>
15931 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15933 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15935 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15936 that checks whether the table is already empty. Rename the
15937 original implementation to...
15938 (hash_table::empty_slot): ...this new private function.
15940 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15942 PR diagnostic/68899
15943 * diagnostic-show-locus.c (layout::print_source_line): Move x
15944 offset of line until after call to
15945 get_line_width_without_trailing_whitespace.
15947 2016-01-15 Jeff Law <law@redhat.com>
15949 PR tree-optimization/69270
15950 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15951 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15952 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15953 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15954 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15955 ssa_name_has_boolean_range and constant_boolean_node.
15957 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15959 PR rtl-optimization/69030
15960 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15962 (spill_pseudos): Delete debug insn for dead pseudo.
15963 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15965 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15967 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15969 (TYPES_UNOPUS): Likewise.
15970 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15971 builtin type, from UNOP to UNOPUS.
15972 (lbtruncuv4sf): Likewise.
15973 (lbtruncuv2df): Likewise.
15974 (lrounduv2sf): Likewise.
15975 (lrounduv4sf): Likewise.
15976 (lrounduv2df): Likewise.
15977 (lroundusf): Likewise.
15978 (lroundusf): Likewise.
15979 (lceiluv2sf): Likewise.
15980 (lceiluv4sf): Likewise.
15981 (lceiluv2df): Likewise.
15982 (lceilusf): Likewise.
15983 (lceiludf): Likewise.
15984 (lflooruv2sf): Likewise.
15985 (lflooruv4sf): Likewise.
15986 (lflooruv2df): Likewise.
15987 (lfloorusf): Likewise.
15988 (lfloorudf): Likewise.
15989 (lfrintnuv2sf): Likewise.
15990 (lfrintnuv4sf): Likewise.
15991 (lfrintnuv2df): Likewise.
15992 (lfrintnusf): Likewise.
15993 (lfrintnudf): Likewise.
15994 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15996 (vcvtq_u32_f32): Likewise.
15997 (vcvtq_u64_f64): Likewise.
15998 (vcvta_u32_f32): Likewise.
15999 (vcvtaq_u32_f32): Likewise.
16000 (vcvtaq_u64_f64): Likewise.
16001 (vcvtm_u32_f32): Likewise.
16002 (vcvtmq_u32_f32): Likewise.
16003 (vcvtmq_u64_f64): Likewise.
16004 (vcvtn_u32_f32): Likwise.
16005 (vcvtnq_u32_f32): Likewise.
16006 (vcvtnq_u64_f64): Likewise.
16007 (vcvtp_u32_f32): Likewise.
16008 (vcvtpq_u32_f32): Likewise.
16009 (vcvtpq_u64_f64): Likewise.
16010 (vcvtmd_u64_f64): Likewise.
16011 (vcvtms_u32_f32): Likewise.
16012 (vcvtad_u64_f64): Likewise.
16013 (vcvtas_u32_f32): Likewise.
16014 (vcvtnd_u64_f64): Likewise.
16015 (vcvtns_u32_f32): Likewise.
16016 (vcvtpd_u64_f64): Likewise.
16017 (vcvtps_u32_f32): Likewise.
16019 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16021 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16022 CSEL of zero_extended registers.
16024 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16026 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16027 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16029 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16031 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16032 false when argument string is not found in the attributes table
16035 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16038 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16039 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16040 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16041 precision estimate.
16043 2016-01-15 Richard Biener <rguenther@suse.de>
16045 PR tree-optimization/66856
16046 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16047 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16048 (vect_create_new_slp_node): Increment stmt reference count.
16049 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16050 an SLP tree before swapping operands.
16051 (vect_build_slp_tree): Likewise.
16052 (destroy_bb_vec_info): Free stmt info after SLP instances.
16053 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16054 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16055 (STMT_VINFO_NUM_SLP_USES): New macro.
16057 2016-01-15 Richard Biener <rguenther@suse.de>
16060 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16061 (add_linkage_name): ... here.
16062 (gen_typedef_die): Use add_linkage_name_raw instead of
16063 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16066 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16068 * gimplify.c (oacc_default_clause): Decode reference and pointer
16069 types for both kernels and parallel regions.
16071 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16073 PR middle-end/69246
16074 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16076 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16078 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16079 (convert_scalars_to_vector): Likewise.
16081 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16083 * doc/extend.texi (Type Traits): Fix grammar.
16085 2016-01-15 Martin Jambor <mjambor@suse.cz>
16087 * tree-inline.c (remap_decl): Use existing dclarations if
16088 remapping a type and prevent_decl_creation_for_types.
16089 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16090 decls first. Do real remapping with
16091 prevent_decl_creation_for_types set.
16092 * tree-inline.h (copy_body_data): New field
16093 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16096 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16098 * config/s390/s390.opt (mmvcle): More verbose help text.
16100 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16102 * config/s390/s390.opt: Add period to -mzvector option text.
16104 2016-01-15 Richard Biener <rguenther@suse.de>
16106 PR tree-optimization/68961
16107 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16108 of invariants in stores again.
16110 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16112 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16114 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16116 * config/i386/i386.c (ix86_expand_branch): Don't split
16117 DI mode xor instruction to SI mode.
16119 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16122 * ipa-icf.c (sem_function::merge): Virtual functions may become
16123 reachable even if they address is not taken and there are no
16126 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16128 * lto-streamer-out.c (subtract_estimated_size): New function.
16129 (get_symbol_initial_value): Use it.
16131 2016-01-15 Christian Bruel <christian.bruel@st.com>
16134 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16135 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16136 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16137 use add_builtin_function_ext_scope instead of add_builtin_function.
16138 (neon_set_p, neon_crypto_set_p): Remove.
16139 (arm_init_builtins): Always call arm_init_neon_builtins and
16140 arm_init_crypto_builtins.
16141 (arm_expand_builtin): Check that builtins are allowed for the arch.
16142 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16143 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16144 arm_init_neon_builtins call.
16146 2016-01-15 Richard Biener <rguenther@suse.de>
16148 PR tree-optimization/69117
16149 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16150 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16151 of the leader conservatively.
16152 (free_scc_vn): Restore original SSA name infos.
16154 2016-01-14 Jeff Law <law@redhat.com>
16156 PR tree-optimization/69270
16157 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16158 single bit of precision, verify it's also unsigned.
16159 (record_edge_info): Use constant_boolean_node rather than fold_convert
16160 to convert boolean_true/boolean_false to the right type.
16162 2016-01-14 Richard Henderson <rth@redhat.com>
16165 * loop-doloop.c (record_reg_sets): New.
16166 (doloop_optimize): Reject the transform if the sequence
16167 clobbers registers live at the end of the loop block.
16168 (doloop_optimize_loops): Enable df_live if needed.
16170 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16172 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16173 * config/rs6000/rs6000.c: Likewise.
16174 * config/rs6000/rs6000.h: Likewise.
16175 * config/rs6000/rs6000.md: Likewise.
16176 * doc/extend.texi: Likewsie.
16178 2016-01-14 Jeff Law <law@redhat.com>
16180 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16183 2016-01-14 Richard Henderson <rth@redhat.com>
16187 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16188 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16189 instead of builtin_decl_declared_p to test for declaration.
16191 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16193 * doc/loop.texi (Loop Analysis and Representation): Document
16194 loop_depth function.
16196 2016-01-14 Tom de Vries <tom@codesourcery.com>
16198 PR tree-optimization/68773
16199 * omp-low.c (expand_omp_target): Don't set force_output.
16200 * varpool.c (varpool_node::get_create): Same.
16201 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16202 offload_funcs with force_output.
16204 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16207 * lra-eliminations.c (move_plus_up): Don't change anything if either
16208 the outer or inner subreg mode is not MODE_INT.
16209 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16210 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16212 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16214 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16215 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16216 reduc_uplus_@var{m}): Remove.
16217 * expr.c (expand_expr_real_2): Remove expansion path for
16218 reduc_[us](min|max|plus) optabs.
16219 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16220 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16221 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16222 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16223 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16224 reduc_[us](min|max|plus) optabs.
16226 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16228 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16229 (reduc_plus_scal_v2sf): New.
16230 (reduc_smax_v2sf): Rename to...
16231 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16232 (reduc_smin_v2sf): Rename to...
16233 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16235 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16237 * alias.c (compare_base_symbol_refs): New function.
16238 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16241 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16243 PR middle-end/68146
16244 PR tree-optimization/69155
16245 * tree-complex.c: Include cfganal.h.
16246 (phis_to_revisit): New variable.
16247 (extract_component): Add phiarg_p argument. Assert that returned
16248 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16249 (update_phi_components): Partly rewrite to use loop over real/imag
16250 components instead of code duplication. If extract_component returns
16251 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16252 create_tmp_reg into the PHI node instead, and mention the phi triplet
16253 in phis_to_revisit.
16254 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16255 in phis_to_revisit at the end.
16257 2016-01-14 Richard Biener <rguenther@suse.de>
16259 PR tree-optimization/68060
16260 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16261 outer loop reduction is only used in the inner loop before
16262 detecting a double reduction.
16264 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16267 * combine.c (expand_field_assignment): Punt if compute_mode is
16268 unsupported scalar mode.
16270 2016-01-14 Richard Biener <rguenther@suse.de>
16272 PR tree-optimization/66856
16273 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16274 SLP node only if it built successfully.
16275 (vect_analyze_slp_instance): Adjust.
16277 2016-01-14 Jeff Law <law@redhat.com>
16279 PR tree-optimization/69270
16280 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16281 (record_edge_info): Use it. Convert boolean_{true,false}_node
16282 to the type of op0.
16284 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16287 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16288 use block_ultimate_origin
16289 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16291 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16293 * doc/invoke.texi (Submodel Options): Rename section to
16294 "Machine-Dependent Options" to better reflect its content.
16295 Rewrite introductory text to remove archaic CPU names.
16298 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16300 * doc/invoke.texi (Code Gen Options): Move section up in file,
16301 before target-specific options. Update menu and option summary
16302 to reflect the new section ordering.
16304 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16306 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16307 (C++ Dialect Options): Add cross-reference to -std option.
16308 * doc/standards.texi (C++ Language): Document C++14 support.
16310 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16312 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16313 for pack/unpack functions for __ibm128.
16314 (PACK_IF): Likewise.
16315 (UNPACK_IF): Likewise.
16317 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16318 support for __ibm128 pack/unpack functions.
16319 (rs6000_invalid_builtin): Likewise.
16320 (rs6000_init_builtins): Likewise.
16321 (rs6000_opt_masks): Likewise.
16323 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16324 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16326 (RS6000_BTM_COMMON): Likewise.
16328 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16329 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16330 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16331 128-bit floating point. Add support for the double values to be
16332 in Altivec registers for TF/IF packing and unpacking, but restrict
16333 TD packing sub-fields to be FPR registers. Don't allow overlapped
16334 register support for packing. Allow pack inputs to be memory
16335 locations. Don't build generator functions for unpack<mode>_dm
16336 and unpack<mode>_nodm.
16337 (unpack<mode>_dm): Likewise.
16338 (unpack<mode>_nodm): Likewise.
16339 (pack<mode>): Likewise.
16341 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16342 built-in functions to pack/unpack explicit __ibm128 values.
16343 (__builtin_unpack_ibm128): Likewise.
16345 * doc/extend.texi (PowerPC Built-in Functions): Document
16346 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16348 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16351 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16352 Add new arg loc and pass it down as context.
16353 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16354 to the location to use for the warning.
16355 (check_function_arguments): New arg loc. All callers changed. Pass
16356 it to check_function_nonnull.
16357 * c-common.h (check_function_arguments): Adjust declaration.
16359 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16361 PR tree-optimization/69156
16362 * gimple.c (validate_type): Removed.
16363 (gimple_builtin_call_types_compatible_p): Use
16364 useless_type_conversion_p instead of validate_type.
16365 * value-prof.c (gimple_stringop_fixed_value): Fold
16366 icall_size to correct type.
16368 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16370 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16373 2016-01-13 Richard Henderson <rth@redhat.com>
16376 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16377 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16378 (ix86_builtin_tm_store): Remove.
16379 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16380 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16381 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16382 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16383 * doc/tm.texi: Rebuild.
16385 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16386 (BUILT_IN_TM_MEMCPY_RTWN): New.
16387 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16388 fallback from vector to integer helpers.
16389 (build_tm_load): Handle vector types directly, instead of
16391 (build_tm_store): Likewise.
16392 (expand_assign_tm): Prepare for register types not handled by
16393 the above. Copy them to memory and use memcpy.
16394 * tree.c (tm_define_builtin): New.
16395 (find_tm_vector_type): New.
16396 (build_tm_vector_builtins): New.
16397 (build_common_builtin_nodes): Call it.
16399 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16401 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16402 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16404 2016-01-13 Tom de Vries <tom@codesourcery.com>
16406 PR tree-optimization/69169
16407 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16408 handled_struct_type param.
16409 (create_variable_info_for, intra_create_variable_infos): Call
16410 create_variable_info_for_1 with extra arg.
16412 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16414 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16415 and "armv8.1-a+crc" entries.
16417 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16420 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16421 Change first operand predicate from register_or_constm1_operand
16422 to register_operand.
16423 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16424 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16425 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16426 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16427 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16428 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16429 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16430 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16431 comparison with constm1_rtx from vec_prefetch_gen part.
16433 2016-01-13 Richard Biener <rguenther@suse.de>
16435 PR tree-optimization/69013
16436 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16437 Exchange assert for a test.
16439 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16442 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16444 2016-01-13 Richard Biener <rguenther@suse.de>
16446 PR tree-optimization/69242
16447 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16448 assert with a check.
16450 2016-01-13 Richard Biener <rguenther@suse.de>
16452 PR tree-optimization/69186
16453 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16454 Properly guard vect_update_misalignment_for_peel call.
16456 2016-01-12 Jeff Law <law@redhat.com>
16458 PR tree-optimization/pr67755
16459 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16460 "need_profile_correction".
16461 (thread_block_1): Initialize new field to false by default. If we
16462 have multiple thread paths through a common joiner to different
16463 final targets, then set new field to true.
16464 (compute_path_counts): Only do count adjustment when it's really
16467 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16469 * doc/invoke.texi (Spec Files): Move section down in file, past
16470 all command-line option descriptions.
16472 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16474 PR middle-end/54809
16475 * doc/gty.texi: Remove documentation of mark_hook.
16476 * gengtype.c (struct write_types_data): Remove code to support
16477 mark_hook attribute.
16478 (walk_type): Likewise.
16479 (write_func_for_structure): Likewise.
16481 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16483 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16484 Directory Options, and -specs= to Overall Options.
16485 (Overall Options): Adjust similarly. Reorder to group related
16486 options together. Make -specs= cross-reference the spec file details.
16487 (Directory Options): Adjust similarly.
16489 2016-01-12 Jeff Law <law@redhat.com>
16491 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16493 2016-01-12 Olivier Hainque <hainque@adacore.com>
16495 * gcc.c (spec_undefvar_allowed): New global.
16496 (process_command): Set to true when running for --version or --help,
16498 (getenv_spec_function): When the variable is not defined, use the
16499 variable name as the variable value if we're allowed not to issue
16502 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16504 PR tree-optimization/68911
16505 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16506 information computed for expression "init + nit * step".
16508 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16510 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16511 about name of GCC executable. Remove deleted node from menu.
16512 (Directory Options) <-B>: Remove cross-reference to deleted node.
16513 (Target Options): Delete section.
16515 2016-01-12 Christian Bruel <christian.bruel@st.com>
16518 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16519 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16521 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16524 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16525 aligned_mem is properly set for AVX512-VL floating point masked
16529 * ifcvt.c (cond_exec_process_if_block): When removing the last
16530 insn from then_bb, remove also any possible barriers that follow it.
16532 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16536 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16537 (PTRDIFF_TYPE): Likewise.
16538 (WCHAR_TYPE): Likewise.
16539 (WCHAR_TYPE_SIZE): Likewise.
16540 (STDINT_LONG32): Likewise.
16542 2016-01-12 Richard Biener <rguenther@suse.de>
16544 PR tree-optimization/69053
16545 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16546 convert initial value for cond reductions.
16548 2016-01-12 Richard Biener <rguenther@suse.de>
16550 PR tree-optimization/69007
16551 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16552 widen_sum after dot_prod and sad.
16554 2016-01-12 Richard Biener <rguenther@suse.de>
16556 PR tree-optimization/69168
16557 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16558 pattern stmt SLP type.
16559 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16560 end up unused so cope with that case.
16562 2016-01-12 Richard Biener <rguenther@suse.de>
16564 PR tree-optimization/69157
16565 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16566 stmts def type only during analyze phase.
16567 (vectorizable_call): Likewise.
16568 (vectorizable_simd_clone_call): Likewise.
16569 (vectorizable_conversion): Likewise.
16570 (vectorizable_assignment): Likewise.
16571 (vectorizable_shift): Likewise.
16572 (vectorizable_operation): Likewise.
16573 (vectorizable_store): Likewise.
16574 (vectorizable_load): Likewise.
16576 2016-01-12 Richard Biener <rguenther@suse.de>
16578 PR tree-optimization/69174
16579 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16581 (vectorizable_load): Properly compute the number of loads needed
16582 for permuted strided SLP loads and do not spuriously assign
16583 to SLP_TREE_VEC_STMTS.
16585 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16587 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16588 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16589 (MD_EXEC_PREFIX): Remove.
16590 (MD_STARTFILE_PREFIX) Removee.
16591 (FILE_NAME_ABSOLUTE_P): Remove.
16592 (CPP_SPEC): Do not read macros from sys/version.h.
16593 (LINK_COMMAND_SPEC): Remove.
16594 (LOCAL_INCLUDE_DIR): Remove.
16595 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16596 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16597 (POST_LINK_SPEC): Define to invoke stubify after linker
16598 (LIBSTDCXX): Remove define
16599 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16600 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16601 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16602 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16603 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16604 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16605 (i386_djgpp_asm_named_section): Add propotype of new procedure
16607 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16608 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16609 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16610 in config/i386/djgpp.h).
16611 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16612 STANDARD_STARTFILE_PREFIX_1.
16613 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16614 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16615 installation errors.
16616 (MAX_OFILE_ALIGNMENT): Define to 128.
16617 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16619 * config/i386/djgpp.c: New file. Add implementation of
16620 i386_djgpp_asm_named_section.
16622 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16624 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16625 Add rule for building djgpp.o.
16627 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16629 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16630 (rtx_is_swappable_p): Reductions are swappable.
16631 (insn_is_swappable_p): V2DF reductions are swappable.
16633 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16635 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16636 reloads for other unsupported memory operands.
16638 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16639 Jim Wilson <jim.wilson@linaro.org>
16642 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16643 copy_to_mode_reg instead of force_reg.
16645 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16648 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16649 TARGET_80387 is true.
16651 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16654 * lra-eliminations.c (move_plus_up): Only move plus up
16655 if subreg of the constant can be simplified into constant
16656 and use the simplified subreg of the constant instead of
16657 the original constant.
16659 * fold-const.c (fold_convertible_p): Don't return true
16660 for conversion of VECTOR_TYPE to same sized integral type.
16661 (fold_convert_loc): Fix up formatting. Fold conversion of
16662 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16663 instead of NOP_EXPR.
16665 PR tree-optimization/69214
16666 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16667 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16670 PR tree-optimization/69207
16671 * tree-vect-slp.c (vect_get_constant_vectors): For
16672 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16673 fold_convertible_p to vector_type's element type, and always
16674 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16676 2016-01-11 Richard Biener <rguenther@suse.de>
16678 PR tree-optimization/69173
16679 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16680 fixup the cycle if all stmts are in a pattern.
16682 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16684 PR middle-end/68999
16685 * alias.c (base_alias_check): Move check for addresses with
16686 alignment ANDs before the call for compare_base_decls.
16687 (memrefs_conflict_p): Return -1 for different decls
16688 that went through alignment adjustments.
16690 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16692 PR rtl-optimization/68796
16693 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16694 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16695 and QImode comparisons against zero with CC_NZmode.
16696 * config/aarch64/iterators.md (short_mask): New mode_attr.
16698 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16700 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16701 (<avx512>_store<mode>_mask): Likewise.
16703 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16704 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16706 PR rtl-optimization/68841
16707 * ifcvt.c (struct noce_if_info): Add orig_x field.
16708 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16709 Don't record conflicts on to_rename if it's present.
16710 Allow memory destinations in sets.
16711 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16712 blocks, passing orig_x to the checks.
16713 (noce_process_if_block): Set if_info->orig_x appropriately.
16715 2016-01-11 Tom de Vries <tom@codesourcery.com>
16717 PR tree-optimization/69069
16718 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16720 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16722 PR rtl-optimization/68920
16723 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16724 of conditional moves for RTL if-conversion to 1 for
16725 TARGET_ONE_IF_CONV_INSN.
16726 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16727 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16728 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16729 parameter to restirct number of conditional moves for
16731 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16732 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16735 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16738 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16739 onepart vars. Fix typo in comment. Fix reversed condition in
16741 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16744 * var-tracking.c (dump_onepart_variable_differences): New.
16745 (dataflow_set_different): If a detailed dump is requested,
16746 delay early returns and dump differences between onepart
16747 variables present before and after, and added variables.
16749 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16752 * expr.c (expand_expr_real_1): For boolean vector constants
16753 with a scalar mode use const_scalar_mask_from_tree.
16754 (const_scalar_mask_from_tree): New.
16755 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16756 assigned to a mask type to handle constants.
16758 2016-01-11 Martin Jambor <mjambor@suse.cz>
16761 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16762 useless parameters if we cannot change function signature.
16764 2016-01-11 Martin Jambor <mjambor@suse.cz>
16767 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16770 2016-01-11 Tom de Vries <tom@codesourcery.com>
16772 PR tree-optimization/69109
16773 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16776 2016-01-11 Tom de Vries <tom@codesourcery.com>
16778 PR tree-optimization/69108
16779 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16780 res is not used in a phi.
16782 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16785 * common.opt (frandom-seed): Fix parameter name.
16786 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16788 2016-01-11 Tom de Vries <tom@codesourcery.com>
16790 PR tree-optimization/69058
16791 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16794 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16796 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16797 (mcode-density): Likewise.
16799 2016-01-10 Tom de Vries <tom@codesourcery.com>
16801 PR tree-optimization/69062
16802 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16803 (parallelize_loops): Don't paralelize loop that has phi with address
16806 2016-01-10 Tom de Vries <tom@codesourcery.com>
16808 PR tree-optimization/69039
16809 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16812 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16814 PR middle-end/68743
16815 * match.pd: Require target has function_c99_misc before doing
16816 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16818 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16820 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16822 * configure: Regenerate.
16824 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16826 PR middle-end/50865
16827 PR tree-optimization/69097
16828 * fold-const.h (expr_not_equal_to): New prototype.
16829 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16830 (expr_not_equal_to): New function.
16831 * match.pd (X % -Y is the same as X % Y): Don't optimize
16832 unless X is known not to be equal to minimum or Y is known
16833 not to be equal to -1.
16834 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16835 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16836 (simplify_stmt_using_ranges): Adjust caller.
16837 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16838 substitute_and_fold.
16840 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16842 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16845 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16847 PR tree-optimization/69167
16848 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16849 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16851 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16853 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16854 Richard Biener <rguenther@suse.de>
16856 PR tree-optimization/68707
16857 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16858 instances that can be handled via vect_load_lanes.
16860 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16862 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16863 if we can't determine address equivalence.
16864 * alias.c (compare_base_decl): Update for changed return value of
16865 symtab_node::equal_address_to.
16867 2016-01-08 Jason Merrill <jason@redhat.com>
16871 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16872 * expr.c (store_field): Not here.
16873 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16874 call with TREE_ADDRESSABLE type.
16875 * tree-cfg.c (verify_gimple_call): Adjust.
16877 2016-01-08 Olivier Hainque <hainque@adacore.com>
16879 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16882 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16884 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16885 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16886 (reduc_smin_v2sf): Rename to...
16887 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16888 (reduc_splus_v2sf): Rename to...
16889 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16891 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16893 PR tree-optimization/69162
16894 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16895 valist argument in another argument.
16896 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16897 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16898 to determine the va_list type, build a MEM_REF instead of
16899 build_fold_indirect_ref.
16901 PR tree-optimization/69172
16902 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16905 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16907 PR tree-optimization/67781
16908 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16909 and cmpnop in two steps: first the ones not accessed in original
16910 gimple expression in a endian independent way and then the ones not
16911 accessed in the final result in an endian-specific way.
16913 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16915 PR tree-optimization/69083
16916 * tree-vect-slp.c (vect_get_constant_vectors): For
16917 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16918 element type. If op is fold_convertible_p to vector_type's element
16919 type, use NOP_EXPR instead of VCE.
16921 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16923 PR rtl-optimization/67778
16924 PR rtl-optimization/68634
16925 PR rtl-optimization/68909
16926 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16927 block from the stack until done with it. Remove a superfluous
16928 bitmap set. Remove a superfluous bitmap test.
16930 2016-01-07 Martin Sebor <msebor@redhat.com>
16933 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16934 constraint on the type of arguments.
16936 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16938 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16939 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16940 unaligned_access on the gcc_options set.
16941 * config/arm/arm.c (arm_option_override_internal): Use
16942 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16944 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16948 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16950 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16953 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16956 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16957 depending on frame_pointer_needed before remaining integer and SSE
16958 registers are saved.
16960 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16963 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16965 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16968 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16969 Use the "xBm" constraint.
16970 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16972 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16973 (sse_cvtsi2ssq<round_name>): Likewise.
16974 (sse_cvtss2si<round_name>): Likewise.
16975 (sse_cvtss2siq<round_name>): Likewise.
16976 (sse2_cvtsi2sdq<round_name>): Likewise.
16977 (sse2_cvtsd2si<round_name>): Likewise.
16978 (sse2_cvtsd2siq<round_name>): Likewise.
16979 * config/i386/subst.md (round_nimm_scalar_predicate): New
16982 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16984 PR middle-end/67639
16985 * varasm.c (make_decl_rtl): Mark invalid register vars as
16988 PR rtl-optimization/66206
16989 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16990 All callers changed.
16992 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16994 PR tree-optimization/69141
16995 * tree-ssa-pre.c: Include langhooks.h.
16996 (eliminate_dom_walker::before_dom_children): Use
16997 lang_hooks.decl_printable_name instead of
16998 cgraph_node::get ()->name ().
17000 PR middle-end/68960
17001 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17002 it and DECL_ALIGN too.
17004 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17006 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17008 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17011 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17012 depending on frame_pointer_needed before remaining integer and SSE
17013 registers are saved.
17015 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17017 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17018 mode iterator with VSX_M2.
17019 (*p9_vecstore_<mode>): Likewise.
17020 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17021 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17022 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17023 (define_split for VSX_LE128 stores): Likewise.
17024 (define_peephole2 for TImode LE swaps): Likewise.
17025 (define_split for VSX_LE128 post-reload stores): Likewise.
17027 2016-01-06 Marek Polacek <polacek@redhat.com>
17030 * convert.c (convert_to_integer_1): Adjust call to
17031 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17032 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17033 EXPR instead of ARG.
17034 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17036 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17039 * doc/extend.texi (RL78 Variable Attributes): New section.
17041 2016-01-05 Marek Polacek <polacek@redhat.com>
17044 * builtins.c (get_memmodel): Use expansion point location rather than
17045 the input location. Call warning_at rather than warning.
17046 (expand_builtin_atomic_compare_exchange): Likewise.
17047 (expand_builtin_atomic_load): Likewise.
17048 (expand_builtin_atomic_store): Likewise.
17049 (expand_builtin_atomic_clear): Likewise.
17051 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17054 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17055 Replace nonimmediate_operand with vector_operand.
17056 * config/i386/predicates.md (vector_operand): New predicate.
17057 (general_vector_operand): Replace nonimmediate_operand with
17059 * config/i386/sse.md: Replace nonimmediate_operand with
17060 vector_operand and m constraint with Bm constraint on SSE
17061 patterns with 16-byte memory operand.
17062 * config/i386/subst.md (round_nimm_predicate): Replace
17063 nonimmediate_operand with vector_operand.
17064 (round_saeonly_nimm_predicate): Likewise.
17065 (round_saeonly_nimm_scalar_predicate): New.
17067 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17070 * config/i386/constraints.md (Bm): New constraint.
17071 * config/i386/predicates.md (vector_memory_operand): New
17073 * config/i386/sse.md: Replace xm with xBm in plusminus and
17074 any_logic patterns.
17076 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17079 * doc/extend.texi (V850 Function Attributes): New section.
17080 (V850 Variable Attributes): New section.
17082 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17085 * doc/extend.texi (MicroBlaze Function Attributes): Document
17086 interrupt_handler and fast_interrupt attributes.
17088 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17091 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17092 for local symbolic operands.
17093 * config/ia64/predicates.md (local_symbolic_operand64): New
17096 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17098 PR rtl-optimization/68651
17099 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17102 2016-01-05 Nathan Sidwell <nathan@acm.org>
17104 * alias.c (compare_base_decls): Use symtab_node::get.
17106 2016-01-05 Nick Clifton <nickc@redhat.com>
17109 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17110 secondary_reload_info structure.
17113 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17114 decls if weak support is available.
17116 2016-01-04 Martin Sebor <msebor@redhat.com>
17118 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17120 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17122 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17123 OPTION_MASK_P9_DFORM.
17125 * config/rs6000/constraints.md (wo constraint): New constraint for
17128 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17130 (rs6000_init_hard_regno_mode_ok): Likewise.
17132 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17135 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17136 expanders not to have constraints. Add support for ISA 3.0 xxperm
17137 instruction. Add support for fusing xxlor with xxperm.
17138 (altivec_vperm_<mode>_internal): Likewise.
17139 (altivec_vperm_v8hiv16qi): Likewise.
17140 (altivec_vperm_<mode>v16q): Likewise.
17141 (altivec_vperm_<mode>_uns): Likewise.
17142 (vperm_v8hiv4si): Likewise.
17143 (vperm_v16qiv8hi): Likewise.
17145 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17147 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17149 Update copyright years.
17151 * gcc.c (process_command): Update copyright notice dates.
17152 * gcov-dump.c (print_version): Ditto.
17153 * gcov.c (print_version): Ditto.
17154 * gcov-tool.c (print_version): Ditto.
17155 * gengtype.c (create_file): Ditto.
17156 * doc/cpp.texi: Bump @copying's copyright year.
17157 * doc/cppinternals.texi: Ditto.
17158 * doc/gcc.texi: Ditto.
17159 * doc/gccint.texi: Ditto.
17160 * doc/gcov.texi: Ditto.
17161 * doc/install.texi: Ditto.
17162 * doc/invoke.texi: Ditto.
17164 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17166 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17167 modes larger than TImode as TImode if NEON is not enabled.
17169 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17172 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17173 mode for %f0-%f31 only if TARGET_FPU.
17175 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17178 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17179 to compute the PACKED_P predicate.
17180 (function_arg_record_value): Minor tweaks.
17182 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17184 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17185 option for arm*-*-* targets.
17187 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17189 * doc/extend.texi (Common Function Attributes): Move docs for
17190 MSP430-specific attributes to....
17191 (MSP430 Function Attributes): ...here. Delete the redundant
17192 entries and copy-edit the remaining text.
17193 (MSP430 Variable Attributes): Use uniform format for index
17194 entries and add a cross-reference to the corresponding function
17197 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17199 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17201 (x86 Options): Likewise.
17203 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17207 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17208 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17209 to corresponding attribute.
17211 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17213 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17214 to correct alphabetization of table. Copy-edit and correct
17216 <stack_protect>: Likewise.
17217 <target_clones>: Likewise.
17219 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17220 Correct punctuation.
17221 (Code Gen Options) <-fno-plt>: Copy-edit.
17223 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17226 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17227 SI values. Explicitly convert SI to DI and vice-versa.
17229 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17231 PR tree-optimization/69070
17232 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17233 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17236 * ubsan.c (ubsan_instrument_float_cast): Call
17237 initialize_sanitizer_builtins.
17240 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17242 Copyright (C) 2016 Free Software Foundation, Inc.
17244 Copying and distribution of this file, with or without modification,
17245 are permitted in any medium without royalty provided the copyright
17246 notice and this notice are preserved.