1 2016-07-05 Jan Hubicka <jh@suse.cz>
3 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
6 2016-07-05 Jan Hubicka <jh@suse.cz>
8 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10 2016-07-05 Jiong Wang <jiong.wang@arm.com>
12 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15 2016-07-05 Jan Hubicka <jh@suse.cz>
17 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
20 2016-07-05 Richard Biener <rguenther@suse.de>
22 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
23 Handle empty else block.
24 (is_feasible_trace): Likewise.
25 (split_paths): Likewise.
27 2016-07-05 Richard Biener <rguenther@suse.de>
29 * tree-loop-distribution.c (distribute_loop): Fix issue with
32 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
34 * config/arm/neon-testgen.ml: Delete.
35 * config/arm/neon.ml: Delete.
37 2016-07-04 Jakub Jelinek <jakub@redhat.com>
40 * tree.c (attribute_value_equal): Use get_attribute_name instead of
41 directly using TREE_PURPOSE.
43 2016-07-04 Jiong Wang <jiong.wang@arm.com>
45 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
46 * config/aarch64/aarch64_neon.h: Likewise.
47 * config/aarch64/arm_neon.h: Likewise.
48 * config/aarch64/atomics.md: Likewise.
49 * config/aarch64/aarch64-simd-builtins.def: Likewise.
50 * doc/invoke.texi: Likewise.
52 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
54 * config/s390/s390.md: Add "z13" cpu_facility.
55 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
56 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
57 condition" type instructions.
59 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
60 Jeff Law <law@redhat.com>
62 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
63 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
65 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
67 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
68 permutation for TARGET_AVX512F.
69 (ix86_expand_vec_one_operand_perm_avx512): New function.
70 (expand_vec_perm_1): Invoke introduced function.
71 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
72 it may be not valid after vectorization.
74 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
77 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
78 typo in comment. Only force to memory if it is a weak
81 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
82 Jiong Wang <jiong.wang@arm.com>
84 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
85 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
86 (AARCH64_FL_F16): New.
87 (AARCH64_FL_FOR_ARCH8_2): New.
88 (AARCH64_ISA_8_2): New.
89 (AARCH64_ISA_F16): New.
90 (TARGET_FP_F16INST): New.
91 (TARGET_SIMD_F16INST): New.
92 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
93 ("fp"): Disabling "fp" also disables "fp16".
94 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
95 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
96 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
98 2016-07-04 Jan Beulich <jbeulich@suse.com>
100 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
102 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
105 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
106 the insns, use an insn form that does not adjust the offset on
107 little endian systems.
109 2016-07-01 Jan Beulich <jbeulich@suse.com>
111 * varasm.c (get_variable_section): Validate initializer in
112 named .bss-like sections.
114 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
116 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
117 Exchange the order of the second and third operands in the vpermr
118 instruction tmeplate.
120 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
123 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
126 2016-07-01 Alan Modra <amodra@gmail.com>
128 PR rtl-optimization/71709
129 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
130 being set, not referenced.
132 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
134 PR tree-optimization/70729
135 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
136 of loop since it can be not valid after transformation.
138 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
140 * config/arm/arm.c (thumb_reload_in_hi): Delete.
141 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
143 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
145 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
148 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
151 * config/rs6000/constraints.md (wY constraint): New constraint to
152 match the requirements for the LXSD and STXSD instructions.
153 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
154 predicate to match the requirements for the LXSD and STXSD
156 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
157 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
158 to make sure that the bottom 2 bits of offset are 0, the address
159 form is offsettable, and no updating is done in the address mode.
160 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
161 (movdi_internal32): Likewise
162 (movdi_internal64): Likewise.
164 2016-06-30 Jakub Jelinek <jakub@redhat.com>
166 PR tree-optimization/71707
167 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
168 strinfo even for ADDR_EXPR ptr.
170 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
172 * config/rs6000/altivec.md (darn_32): Change the condition to
173 TARGET_P9_MISC instead of TARGET_MODULO.
174 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
175 condition expression.
176 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
177 condition expression.
178 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
179 (DFP_TEST): New code iterator.
180 (dfptstsfi_<code>_mode>): New define_expand.
181 (*dfp_sgnfcnc_<mode>): New define_insn.
182 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
183 definition next to BU_P9_MISC_1 definition and change the MASK
184 value to RS6000_BTM_P9_MISC.
185 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
186 (BU_P9_64BIT_MISC_0): Likewise.
187 (BU_P9_DFP_MISC_0): New macro definition.
188 (BU_P9_DFP_MISC_1): New macro definition.
189 (BU_P9_DFP_MISC_2): New macro definition.
190 (BU_P9_DFP_OVERLOAD_1): New macro definition.
191 (BU_P9_DFP_OVERLOAD_2): New macro definition.
192 (BU_P9_DFP_OVERLOAD_3): New macro definition.
193 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
194 (TSTSFI_LT_TD): Likewise.
195 (TSTSFI_EQ_DD): Likewise.
196 (TSTSFI_EQ_TD): Likewise.
197 (TSTSFI_GT_DD): Likewise.
198 (TSTSFI_GT_TD): Likewise.
199 (TSTSFI_OV_DD): Likewise.
200 (TSTSFI_OV_TD): Likewise.
201 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
202 (TSTSFI_LT_DD): Likewise.
203 (TSTSFI_LT_TD): Likewise.
204 (TSTSFI_EQ): Likewise.
205 (TSTSFI_EQ_DD): Likewise.
206 (TSTSFI_EQ_TD): Likewise.
207 (TSTSFI_GT): Likewise.
208 (TSTSFI_GT_DD): Likewise.
209 (TSTSFI_GT_TD): Likewise.
210 (TSTSFI_OV): Likewise.
211 (TSTSFI_OV_DD): Likewise.
212 (TSTSFI_OV_TD): Likewise.
213 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
214 overloaded test significance functions.
215 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
216 OPTION_MASK_P9_MISC into the representation of this mask.
217 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
219 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
220 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
222 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
223 argument is a 6-bit unsigned literal value if the icode argument
224 represents a DFP test significance built-in call.
225 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
226 flag used independently and in combination with the
227 RS6000_BTM_64BIT flag.
228 (rs6000_opt_masks): Add entry for power9-misc command-line option.
229 (rs6000_builtin_mask_names): Add entry for power9-misc
231 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
232 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
233 RS6000_BTM_P9_MISC macros.
234 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
235 option and change the description of the -mpower9-vector option to
236 enable only vector instructions, removing its erroneously claimed
237 support for scalar instructions.
238 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
239 the ISA 3.0 digital floating point test significance built-in
242 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
244 * config/aarch64/aarch64.c (cortexa35_tunings):
245 Enable AES fusion. Use cortexa57_branch_cost.
246 (cortexa53_tunings): Use cortexa57_branch_cost.
247 (cortexa72_tunings): Use cortexa57_branch_cost.
248 Use AUTOPREFETCHER_WEAK.
249 (cortexa73_tunings): Use cortexa57_branch_cost.
251 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
252 James Greenhalgh <james.greenhalgh@arm.com>
254 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
255 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
256 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
257 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
258 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
259 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
260 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
261 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
262 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
263 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
264 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
265 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
266 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
269 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
270 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
272 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
274 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
276 2016-06-30 David Malcolm <dmalcolm@redhat.com>
279 * gcc.c (driver::build_option_suggestions): Pass "option" to
280 add_misspelling_candidates.
281 * opts-common.c (add_misspelling_candidates): Add "option" param;
282 use it to avoid adding negated forms for options marked with
284 * opts.h (add_misspelling_candidates): Add "option" param.
286 2016-06-30 Jakub Jelinek <jakub@redhat.com>
289 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
290 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
291 first when permuting bitwise operation with rotate. Cast
292 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
294 2016-06-29 David Malcolm <dmalcolm@redhat.com>
296 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
297 for misspelled param names.
298 * params.c: Include spellcheck.h.
299 (find_param_fuzzy): New function.
300 * params.h (find_param_fuzzy): New prototype.
301 * spellcheck.c (struct edit_distance_traits<const char *>): Move
303 * spellcheck.h (struct edit_distance_traits<const char *>):
306 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
308 * config/rs6000/predicates.md (const_0_to_7_operand): New
309 predicate, recognize 0..7.
310 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
311 support for doing extracts from V16QImode, V8HImode, V4SImode
313 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
314 vector extract support.
315 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
316 for ISA 3.0 vector extract.
317 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
318 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
319 extracts of a constant element number from small integer vectors
320 on 64-bit ISA 3.0 systems.
321 (vsx_extract_<mode>_di): Likewise.
322 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
323 say when we can do ISA 3.0 vector extracts.
324 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
325 registers, using the stxsiwx instruction.
327 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
329 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
330 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
331 qdf24xx_regmove_cost, qdf24xx_tunings): New.
332 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
333 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
334 * config/arm/arm.c (arm_qdf24xx_tune): New.
336 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
338 * config/aarch64/aarch64.c (cortexa53_tunings):
339 Increase loop alignment to 8. Set function alignment to 16.
340 (cortexa35_tunings): Likewise.
341 (cortexa57_tunings): Increase loop alignment to 8.
342 (cortexa72_tunings): Likewise.
343 (cortexa73_tunings): Likewise.
345 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
347 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
348 for arm_fp16_ok and arm_fp16_hw.
349 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
350 arm_fp16_alternative.
352 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
354 PR tree-optimization/71655
355 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
356 types when swapping operands.
358 2016-06-29 Martin Liska <mliska@suse.cz>
361 * common.opt (flag_stack_protect): Mark the flag as optimization
363 * ipa-inline-transform.c (inline_call): Remove unnecessary call
364 of build_optimization_node.
366 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
368 PR tree-optimization/70729
369 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
370 independent in loops having positive safelen value.
371 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
372 it may be not valid after vectorization.
374 2016-06-29 Jakub Jelinek <jakub@redhat.com>
376 PR tree-optimization/71625
377 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
378 is sorted by ascending list->offset. If PTR is non-NULL and there is
379 previous strinfo, call get_stridx_plus_constant.
380 (get_stridx): Pass exp as second argument to get_addr_stridx.
381 (addr_stridxptr): Add missing list = list->next, so that there can be
382 more than one entries in the list. Bump limit from 16 to 32. Ensure
383 the list is sorted by ascending list->offset.
384 (get_stridx_plus_constant): Adjust so that it can be also called with
385 ADDR_EXPR instead of SSA_NAME as PTR.
386 (handle_char_store): Pass NULL_TREE as second argument to
389 2016-06-29 Richard Biener <rguenther@suse.de>
391 PR rtl-optimization/68961
392 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
394 2016-06-29 Richard Biener <rguenther@suse.de>
397 * alias.c (component_uses_parent_alias_set_from): Handle
398 type punning through union accesses by using the union alias set.
399 * gimple.c (gimple_get_alias_set): Remove union type punning case.
401 2016-07-29 Richard Biener <rguenther@suse.de>
403 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
404 precision not matching mode precision.
406 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
408 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
409 pa_output_arg_descriptor.
410 (call_val_symref_64bit_post_reload): Likewise.
411 (call_val_powf_64bit_post_reload): Likewise.
412 (sibcall_internal_symref_64bit): Likewise.
413 (sibcall_value_internal_symref_64bit): Likewise.
415 2016-06-28 Jakub Jelinek <jakub@redhat.com>
418 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
419 a constant, force its SUBREG_REG into memory or register instead
422 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
425 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
426 * doc/invoke.texi (AVR Options): Document it.
428 2016-06-28 Walter Lee <walt@tilera.com>
430 * config/tilegx/linux.h: Do not include arch/icache.h
431 (CLEAR_INSN_CACHE): Provide inlined definition directly.
432 * config/tilepro/linux.h: Do not include arch/icache.h
433 (CLEAR_INSN_CACHE): Provide inlined definition directly.
435 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
437 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
438 for big-endian BIT_FIELD_REF.
440 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
442 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
443 ('size' attribute): Add '128'.
445 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
446 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
447 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
448 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
449 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
450 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
451 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
452 *trunc<mode>df2_odd): Set size attribute to '128'.
453 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
454 * config/rs6000/power6.md (power6-fp): Include dfp type.
455 * config/rs6000/power7.md (power7-fp): Likewise.
456 * config/rs6000/power8.md (power8-fp): Likewise.
457 * config/rs6000/power9.md: New file.
458 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
459 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
460 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
462 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
463 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
464 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
465 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
466 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
467 dfp_dscri_<mode>): Change type attribute to dfp.
468 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
469 attribute to vecsimple.
470 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
471 and prefetch streams.
472 (rs6000_option_override_internal): Remove temporary code setting
473 tuning to power8. Don't set rs6000_sched_groups for power9.
474 (last_scheduled_insn): Change to rtx_insn *.
475 (divide_cnt, vec_load_pendulum): New variables.
476 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
477 (rs6000_issue_rate): Set issue rate for Power9.
478 (is_power9_pairable_vec_type): New.
479 (power9_sched_reorder2): New.
480 (rs6000_sched_reorder2): Call new function for Power9 specific
482 (insn_must_be_first_in_group): Remove Power9.
483 (insn_must_be_last_in_group): Likewise.
484 (force_new_group): Likewise.
485 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
486 Initialize divide_cnt/vec_load_pendulum.
487 (_rs6000_sched_context, rs6000_init_sched_context,
488 rs6000_set_sched_context): Handle context save/restore of new
491 2016-06-28 Richard Biener <rguenther@suse.de>
493 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
494 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
495 COMPONENT_REF operand.
496 (nonoverlapping_component_refs_p): Likewise.
497 * stor-layout.c (start_bitfield_representative): Mark
498 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
500 2016-06-28 Jakub Jelinek <jakub@redhat.com>
502 * Makefile.in: Don't cat ../stage_current if it does not exist.
504 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
505 last argument is a bit-field.
507 PR rtl-optimization/71673
508 * internal-fn.c (expand_arith_overflow_result_store): Use
509 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
513 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
514 expand_ifn_atomic_compare_exchange): New functions.
515 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
516 * tree.h (build_call_expr_internal_loc): Rename to ...
517 (build_call_expr_internal_loc_array): ... this. Fix up type of
519 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
520 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
521 ATOMIC_COMPARE_EXCHANGE result.
522 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
523 * gimple-fold.h (optimize_atomic_compare_exchange_p,
524 fold_builtin_atomic_compare_exchange): New prototypes.
525 * gimple-fold.c (optimize_atomic_compare_exchange_p,
526 fold_builtin_atomic_compare_exchange): New functions..
527 * tree-ssa.c (execute_update_addresses_taken): If
528 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
529 of call when finding addressable vars, and if such var becomes
530 non-addressable, call fold_builtin_atomic_compare_exchange.
532 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
535 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
536 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
538 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
540 * config/rs6000/rs6000.md ('type' attribute): Add
541 veclogical,veccmpfx,vecexts,vecmove insn types.
542 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
543 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
544 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
545 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
546 *nabs<mode>2_hw): Change type to vecmove.
547 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
548 *boolcc<mode>3_internal, *eqv<mode>3_internal,
549 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
550 *ieee_128bit_vsx_abs<mode>2_internal,
551 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
552 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
553 *ieee128_mtvsrd_32bit): Change type to veclogical.
554 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
555 *movdi_internal32, *movdi_internal64): Update insn types.
556 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
557 vsx_extract_<mode>): Change type to veclogical.
558 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
559 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
560 *vsx_sign_extend_si_v2di): Change type to vecexts.
561 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
563 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
564 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
565 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
566 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
567 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
568 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
569 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
570 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
571 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
572 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
573 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
574 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
575 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
576 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
577 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
578 (ppc7450-vecsimple): Add veclogical, vecmove.
579 (ppc7450-veccmp): Add veccmpfx.
580 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
582 (ppc8540_vector_compare): Add veccmpfx.
583 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
584 * config/rs6000/cell.md (cell-fp): Add fpsimple.
585 (cell-vecsimple): Add veclogical, vecmove.
586 (cell-veccmp): Add veccmpfx.
587 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
588 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
590 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
591 * config/rs6000/power4.md (power4-fp): Add fpsimple.
592 (power4-vecsimple): Add veclogical, vecmove.
593 (power4-veccmp): Add veccmpfx.
594 * config/rs6000/power5.md (power5-fp): Add fpsimple.
595 * config/rs6000/power6.md (power6-fp): Add fpsimple.
596 (power6-vecsimple): Add veclogical, vecmove.
597 (power6-veccmp): Add veccmpfx.
598 * config/rs6000/power7.md (power7-fp): Add fpsimple.
599 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
600 * config/rs6000/power8.md (power8-fp): Add fpsimple.
601 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
602 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
603 * config/rs6000/titan.md (titan_fp): Add fpsimple.
604 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
606 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
608 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
611 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
612 OPTION_MASK_P9_DFORM_VECTOR.
613 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
614 disable -mpower9-dform-vector when using reload.
615 (quad_address_p): Remove 'gpr_p' argument and all associated code.
616 New 'strict' argument. Update all callers. Add strict addressing
618 (rs6000_legitimate_offset_address_p): Remove call to
619 virtual_stack_registers_memory_p.
620 (rs6000_legitimize_reload_address): Add quad address support.
621 (rs6000_legitimate_address_p): Move call to quad_address_p above
622 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
623 to account for new strict usage.
624 (rs6000_output_move_128bit): Adjust quad_address_p args to account
625 for new strict usage.
626 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
628 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.c (ix86_spill_class): Disable condition to
636 always return NO_REGS.
638 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
640 * predict.c: Include gimple-pretty-print.h
641 (predicted_by_loop_heuristics_p): Check also
642 PRED_LOOP_EXIT_WITH_RECURSION
643 (predict_loops): Find self recursive calls and use special purpose
644 predictors for them; dump log about decisions.
645 (pass_profile::execute): Dump info about #of iterations.
646 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
647 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
649 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
651 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
652 output_asm_insn calls and shorten long lines. Output .CALL
653 argument descriptor using pa_output_arg_descriptor. Add various
654 inline $$dyncall and other optimizations.
655 (pa_attr_length_indirect_call): Adjust ordering and lengths.
657 2016-06-25 Jakub Jelinek <jakub@redhat.com>
659 PR tree-optimization/71643
660 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
663 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
664 leak a bitmap if dep_bb is NULL.
666 PR tree-optimization/71631
667 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
668 to rewrite_expr_tree even if negate_result, move new_lhs var
669 declaration and initialization earlier, for powi_result set afterwards
670 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
671 if new_lhs != lhs, and don't shadow gsi var.
673 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
675 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
676 Add in_loop parameter.
677 (predict_loops): Add loop guard heuristics.
678 * predict.def (PRED_LOOP_GUARD): New heuristics.
680 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
682 * predict.c: Include ipa-utils.h
683 (tree_bb_level_prediction): Predict recursive calls.
684 (tree_estimate_probability_bb): Skip inexpensive calls for call
686 * predict.def (PRED_RECURSIVE_CALL): New.
688 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
690 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
691 (BU_FLOAT128_1): Likewise.
693 (COPYSIGNQ): Likewise.
694 (RS6000_BUILTIN_NANQ): Likewise.
695 (RS6000_BUILTIN_NANSQ): Likewise.
696 (RS6000_BUILTIN_INFQ): Likewise.
697 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
698 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
699 (TARGET_FOLD_BUILTIN): New #define.
700 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
701 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
702 (rs6000_fold_builtin): New target hook implementation, handling
703 folding of 128-bit NaNs and infinities.
704 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
705 entries are filled in to avoid problems during bootstrap
706 self-test; define builtins for 128-bit NaNs and infinities.
707 (rs6000_opt_mask): Add entry for float128.
708 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
709 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
710 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
711 (const_str_type_node): New #define.
712 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
713 to a define_expand that dispatches to either copysign<mode>3_soft
714 or copysign<mode>3_hard.
715 (copysign<mode>3_hard): Rename from copysign<mode>3.
716 (copysign<mode>3_soft): New define_insn.
717 * doc/extend.texi: Document new builtins.
719 2016-06-24 Jakub Jelinek <jakub@redhat.com>
721 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
722 PRIu64 instead of lu.
724 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
727 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
730 2016-06-24 Jakub Jelinek <jakub@redhat.com>
732 PR tree-optimization/71647
733 * omp-low.c (lower_rec_input_clauses): Convert
734 omp_clause_aligned_alignment (c) to size_type_node for the
735 last argument of __builtin_assume_aligned.
737 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
739 * configure.ac (calling ___tls_get_addr via GOT): New
740 assembler/linker check.
741 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
742 assembler and linker supports calling ___tls_get_addr via GOT.
743 Otherise, defined to 0.
744 * config.in: Regenerated.
745 * configure: Likewise.
746 * config/i386/constraints.md (Yb): New constraint.
747 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
748 (REG_CLASS_NAMES): Likewise.
749 (REG_CLASS_CONTENTS): Likewise.
750 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
751 the b constraint with the Yb constraint. Call ___tls_get_addr
752 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
754 (*tls_local_dynamic_base_32_gnu): Likewise.
755 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
756 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
757 (*tls_local_dynamic_base_64_<mode>): Likewise.
759 2016-06-24 Martin Liska <mliska@suse.cz>
761 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
762 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
764 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
765 argument to true if the expected number of iterations is
768 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
770 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
771 assemble for 32bit target.
772 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
773 and $ld_ix86_gld_32_opt to link for 32bit target.
774 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
775 * configure: Regenerate.
777 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
779 * config/arm/arm.c (int_log2): Delete definition and prototype.
780 (shift_op): Use exact_log2 instead of int_log2.
781 (vfp3_const_double_for_fract_bits): Likewise.
783 2016-06-24 Jakub Jelinek <jakub@redhat.com>
785 * internal-fn.c (expand_arith_set_overflow): New function.
786 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
788 (expand_arith_overflow_result_store): Likewise. Handle precision
789 smaller than mode precision.
790 * tree-vrp.c (extract_range_basic): For imag part, handle
791 properly signed 1-bit precision result.
792 * doc/extend.texi (__builtin_add_overflow): Document that last
793 argument can't be pointer to enumerated or boolean type.
794 (__builtin_add_overflow_p): Document that last argument can't
795 have enumerated or boolean type.
797 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
798 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
800 * config/rs6000/predicates.md (splat_input_operand): Rework.
801 Don't allow constants, since the insns that use this predicate
802 don't support constants. Constants are handled by other insns
803 that are created via combine. During and after register
804 allocation, only allow indexed or indirect addresses, and not
805 general addresses. Only allow modes supported by the hardware.
806 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
807 comment. Move check for using VSPLTIS<x> to a common location,
808 instead of doing it in two different places.
810 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
812 * config/i386/driver-i386.c (host_detect_local_cpu): Set
813 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
814 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
815 signature_CENTAUR_ebx.
817 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
821 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
822 (as_ix86_gas_32_opt): This.
823 (ld_ix86_tls_ldm_opt): Renamed to ...
824 (ld_ix86_gld_32_opt): This.
825 (R_386_TLS_LDM reloc): Updated.
826 (R_386_GOT32X reloc): New assembler/linker check.
827 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
828 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
830 * config.in: Regenerated.
831 * configure: Likewise.
832 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
833 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
834 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
835 if ix86_force_load_from_GOT_p returns true.
836 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
837 ix86_force_load_from_GOT_p returns true.
838 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
839 the external function address via the GOT slot.
840 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
841 HAVE_AS_IX86_GOT32X before returning false.
842 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
843 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
845 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
847 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
849 2016-06-23 Andi Kleen <ak@linux.intel.com>
851 * Makefile.in: Regenerate.
852 * doc/install.texi: Document autoprofiledbootstrap.
854 2016-06-23 Andi Kleen <ak@linux.intel.com>
856 * config/i386/gcc-auto-profile: New file.
858 2016-06-23 Martin Liska <mliska@suse.cz>
861 * predict.c (predict_loops): Revert the hunk that was removed
864 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
866 * config.gcc: Add support for arm*-*-phoenix* targets.
867 * config/arm/t-phoenix: New.
868 * config/phoenix.h: New.
870 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
871 H.J. Lu <hongjiu.lu@intel.com>
874 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
875 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
876 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
877 ix86_force_load_from_GOT_p returns true.
878 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
879 ix86_force_load_from_GOT_p returns true.
880 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
881 ix86_force_load_from_GOT_p returns true.
882 (ix86_expand_move): Load the external function address via the
883 GOT slot if ix86_force_load_from_GOT_p returns true.
884 * config/i386/predicates.md (x86_64_immediate_operand): Return
885 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
886 (x86_64_zext_immediate_operand): Ditto.
888 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
892 2016-06-22 David Malcolm <dmalcolm@redhat.com>
895 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
896 * diagnostic.c (pedwarn_at_rich_loc): New function.
897 * spellcheck.h (best_match::best_match): Add a
898 "best_distance_so_far" optional parameter.
899 (best_match::set_best_so_far): New method.
900 (best_match::get_best_distance): New accessor.
901 (best_match::get_best_candidate_length): New accessor.
903 2016-06-22 Nick Clifton <nickc@redhat.com>
905 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
906 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
907 modes are accepted as well.
908 (ucompare_loc_descriptor): Likewise.
909 (minmax_loc_descriptor): Likewise.
910 (clz_loc_descriptor): Likewise.
911 (popcount_loc_descriptor): Likewise.
912 (bswap_loc_descriptor): Likewise.
913 (rotate_loc_descriptor): Likewise.
914 (mem_loc_descriptor): Likewise.
915 (loc_descriptor): Likewise.
917 2016-06-22 David Malcolm <dmalcolm@redhat.com>
919 * common.opt (fdiagnostics-parseable-fixits): New option.
920 * diagnostic.c: Include "selftest.h".
921 (print_escaped_string): New function.
922 (print_parseable_fixits): New function.
923 (diagnostic_report_diagnostic): Call print_parseable_fixits.
924 (selftest::assert_print_escaped_string): New function.
925 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
926 (selftest::test_print_escaped_string): New function.
927 (selftest::test_print_parseable_fixits_none): New function.
928 (selftest::test_print_parseable_fixits_insert): New function.
929 (selftest::test_print_parseable_fixits_remove): New function.
930 (selftest::test_print_parseable_fixits_replace): New function.
931 (selftest::diagnostic_c_tests): New function.
932 * diagnostic.h (struct diagnostic_context): Add field
933 "parseable_fixits_p".
934 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
935 -fdiagnostics-parseable-fixits.
936 (-fdiagnostics-parseable-fixits): New option.
937 * opts.c (common_handle_option): Handle
938 -fdiagnostics-parseable-fixits.
939 * selftest-run-tests.c (selftest::run_tests): Call
940 selftest::diagnostic_c_tests.
941 * selftest.h (selftest::diagnostic_c_tests): New prototype.
943 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
945 PR tree-optimization/71488
946 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
947 comparison of boolean vectors.
948 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
949 of boolean vectors using bitwise operations.
951 2016-06-22 Andreas Schwab <schwab@suse.de>
953 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
956 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
958 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
960 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
962 * config/i386/i386.c (print_reg): Emit an error message on attempt to
965 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
967 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
968 * config/arm/arm-cores.def (cortex-a73): New entry.
969 (cortex-a73.cortex-a35): Likewise.
970 (cortex-a73.cortex-a53): Likewise.
971 * config/arm/arm-tables.opt: Regenerate.
972 * config/arm/arm-tune.md: Likewise.
973 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
974 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
975 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
976 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
977 * doc/invoke.texi (ARM Options): Document cortex-a73,
978 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
980 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
982 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
983 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
984 (cortex-a73.cortex-a35): Likewise.
985 (cortex-a73.cortex-a53): Likewise.
986 * config/aarch64/aarch64-tune.md: Regenerate.
987 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
988 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
991 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
993 * configure.ac (gcc_cv_as_compress_debug): Remove
994 --compress-debug-sections as extra as switch.
995 Handle gas --compress-debug-sections=type.
996 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
997 Handle gld --compress-debug-sections=type.
998 * configure: Regenerate.
1000 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1002 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1004 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1006 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1007 (do_rewrite): likewise.
1009 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1011 * common/config/mep/mep-common.c: Remove.
1012 * config.gcc: Remove mep-* support.
1013 * config/mep/constraints.md: Remove.
1014 * config/mep/default.h: Remove.
1015 * config/mep/intrinsics.h: Remove.
1016 * config/mep/intrinsics.md: Remove.
1017 * config/mep/ivc2-template.h: Remove.
1018 * config/mep/mep-c5.cpu: Remove.
1019 * config/mep/mep-core.cpu: Remove.
1020 * config/mep/mep-default.cpu: Remove.
1021 * config/mep/mep-ext-cop.cpu: Remove.
1022 * config/mep/mep-intrin.h: Remove.
1023 * config/mep/mep-ivc2.cpu: Remove.
1024 * config/mep/mep-pragma.c: Remove.
1025 * config/mep/mep-protos.h: Remove.
1026 * config/mep/mep.c: Remove.
1027 * config/mep/mep.cpu: Remove.
1028 * config/mep/mep.h: Remove.
1029 * config/mep/mep.md: Remove.
1030 * config/mep/mep.opt: Remove.
1031 * config/mep/predicates.md: Remove.
1032 * config/mep/t-mep: Remove.
1033 * doc/install.texi: Remove mep-* documentation.
1034 * doc/md.texi: Likewise.
1036 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1038 * config.gcc: Remove support for avr-rtems.
1039 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1040 * config/avr/rtems.h: Remove.
1041 * config/avr/t-rtems: Remove.
1043 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1045 * config.gcc: Remove m32r-rtems support.
1046 * config/m32r/rtems.h: Remove.
1048 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1050 * config.gcc: Remove h8300-rtems support.
1051 * config/h8300/rtems.h: Remove.
1052 * config/h8300/t-rtems: Remove.
1054 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1056 * config.gcc: Remove support for knetbsd.
1057 * configure.ac: Likewise.
1058 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1059 * config/knetbsd-gnu.h: Remove.
1060 * configure: Regenerate.
1062 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1064 * config.gcc: Remove support for openbsd 2 and 3.
1065 * config/openbsd-oldgas.h: Remove.
1067 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1069 * config.gcc: Remove interix support.
1070 * config/i386/i386-interix.h: Remove.
1071 * config/i386/interix.opt: Remove.
1072 * config/i386/t-interix: Remove.
1073 * configure: Regenerate.
1074 * configure.ac: Remove interix support.
1075 * doc/install.texi: Remove interix documentation.
1077 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1079 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1080 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1083 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1085 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1086 they are both PLACEHOLDER_EXPRs.
1088 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1090 * stor-layout.c (layout_type): Move setting complex MODE to
1091 layout_type, instead of setting it ahead of time by the caller.
1092 * tree.c (build_complex_type): Likewise.
1094 2016-06-21 Martin Liska <mliska@suse.cz>
1096 * predict.c (force_edge_cold): Replace imposisble with
1099 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1101 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1102 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1104 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1106 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1108 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1109 Ilya Enkovich <ilya.enkovich@intel.com>
1112 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1113 New member function to convert V1TImode register to SUBREG
1114 TImode in debug insn.
1115 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1116 after changing register mode to V1TImode.
1118 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1120 * config/aarch64/aarch64-cores.def (vulcan): New core.
1121 * config/aarch64/aarch64-tune.md: Regenerate.
1122 * doc/invoke.texi: Document vulcan as an available option.
1124 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1126 * cse.c (canon_asm_operands): New function extracted from...
1127 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1128 either standalone or member of a PARALLEL.
1130 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1133 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1134 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1135 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1137 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1140 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1141 constant addresses if can_create_pseudo_p.
1143 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1145 PR tree-optimization/71588
1146 * tree-ssa-strlen.c (valid_builtin_call): New function.
1147 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1150 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1153 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1154 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1155 for conversion of scalar user var to complex type and use the
1156 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1159 PR rtl-optimization/71591
1160 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1161 don't run any tests.
1163 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1166 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1167 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1168 space for PIC with non-v32 and the common non-PIC "jump".
1170 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1173 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1174 returned values and add UN*/LTGT/*ORDERED cases with values matching
1175 D operand modifier on vcmp for AVX.
1177 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1179 * config/aarch64/aarch64.opt
1180 (mpc-relative-literal-loads): Rename internal option name.
1181 * config/aarch64/aarch64.c
1182 (aarch64_nopcrelative_literal_loads): Rename to
1183 aarch64_pcrelative_literal_loads.
1184 (aarch64_expand_mov_immediate): Likewise.
1185 (aarch64_secondary_reload): Likewise.
1186 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1187 (aarch64_override_options_after_change_1): Rename and simplify logic.
1188 (aarch64_classify_symbol): Merge large model checks into switch,
1189 remove pc-relative load check.
1191 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1193 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1194 costs relative to the cost of a register move.
1196 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1198 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1199 (vcvt_n_f64_u64): Likewise.
1200 (vcvt_n_s64_f64): Likewise.
1201 (vcvt_n_u64_f64): Likewise.
1202 (vcvt_f64_s64): Likewise.
1203 (vrecpe_f64): Likewise.
1204 (vcvt_f64_u64): Likewise.
1205 (vrecps_f64): Likewise.
1207 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1209 * config/aarch64/aarch64.md
1210 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1212 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1214 * config/aarch64/aarch64-builtins.c
1215 (aarch64_types_binop_uss_qualifiers): Delete.
1216 (TYPES_BINOP_USS): Likewise.
1217 (aarch64_types_binop_sus_qualifiers): Likewise.
1218 (TYPES_BINOP_SUS): Likewise.
1219 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1220 (TYPES_FCVTIMM_SUS): Likewise.
1221 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1223 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1224 (fcvtzs): Use SHIFTIMM rather than BINOP.
1225 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1227 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1229 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1230 costs relative to the cost of a register move.
1232 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1234 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1235 Allow scalar/single vector modes to be tieable.
1237 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1239 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1241 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1243 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1245 * tree.h (TYPE_ALIGN): Likewise.
1247 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1250 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1252 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1254 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1255 literal" build warnings.
1256 (avr_print_operand_address): Dito.
1258 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1261 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1262 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1264 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1266 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1268 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1271 * reload1.c (reload): Pass 0 to finish_spills when called because
1272 update_eliminables_and_spill returns true and remove did_spill.
1273 (finish_spills): Adjust comment and document GLOBAL parameter.
1275 2016-06-17 DJ Delorie <dj@redhat.com>
1278 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1279 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1280 (umulqihi3_virt): Likewise.
1281 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1282 (umulqihi3_real): Likewise.
1284 2016-06-17 Martin Liska <mliska@suse.cz>
1286 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1288 2016-06-17 Martin Liska <mliska@suse.cz>
1290 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1292 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1294 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1296 (vaddq_f32): Likewise.
1297 (vmul_f32): Likewise.
1298 (vmulq_f32): Likewise.
1299 (vsub_f32): Likewise.
1300 (vsubq_f32): Likewise.
1302 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1304 PR tree-optimization/71347
1305 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1306 cost for all uses in group.
1308 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1310 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1311 insert gimple seq if it's not empty.
1313 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1315 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1317 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1319 (comp_dr_with_seg_len_pair): Ditto.
1320 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1321 struct dr_with_seg_len_pair against DR_OFFSET.
1322 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1325 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1327 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1329 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1331 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1332 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1333 (pa_output_millicode_call): Likewise.
1334 (pa_output_call): Likewise.
1335 (pa_output_indirect_call): Likewise.
1336 (pa_asm_output_mi_thunk): Likewise.
1338 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1340 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1342 2016-06-16 Martin Liska <mliska@suse.cz>
1344 * predict.c (combine_predictions_for_insn): When we find a first
1345 match predictor, we should consider just predictors with
1346 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1347 DS theory predictor.
1348 (combine_predictions_for_bb): Likewise.
1350 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1352 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1353 with base of reference to struct.
1355 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1357 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1359 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1362 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1363 progmem_swtable_section.
1364 (progmem_swtable_section): Remove.
1365 (avr_asm_function_rodata_section): Remove.
1366 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1367 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1369 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1371 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1372 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1373 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1374 signature_CENTAUR_ebx.
1375 * config/i386/i386.c (ix86_option_override_internal): Add
1376 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1377 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1378 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1380 2016-06-16 Martin Liska <mliska@suse.cz>
1382 * predict.def: Add fortran loop preheader predictor.
1383 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1384 fold IFN_BUILTIN_EXPECT with a known constant argument.
1386 2016-06-16 Martin Liska <mliska@suse.cz>
1388 * predict.def: Add 'Fortran' to display text of all
1389 PRED_FORTRAN_* predictors.
1391 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1394 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1395 [IA64_BUILTIN_NANSQ]: Ditto.
1396 (ia64_fold_builtin): New function.
1397 (TARGET_FOLD_BUILTIN): New define.
1398 (ia64_init_builtins) Declare const_string_type node.
1399 Add __builtin_nanq and __builtin_nansq builtin functions.
1400 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1402 2016-06-16 Nick Clifton <nickc@redhat.com>
1404 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1405 MSP430_HWMULT_ prefix to enum values.
1406 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1407 * config/msp430/msp430.c: Update use of enum values.
1408 * config/msp430/msp430.md: Likewise.
1409 * config/msp430/msp430.opt: Likewise.
1411 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1413 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1414 of comparsions in the last iteration.
1416 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1417 Joern Rennecke <joern.rennecke@embecosm.com>
1419 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1421 (arc_needs_pcl_p): Add GOTOFFPC.
1422 (arc_legitimate_pic_addr_p): Likewise.
1423 (arc_output_pic_addr_const): Likewise.
1424 (arc_legitimize_pic_address): Generate a pc-relative address using
1426 (arc_output_libcall): Use @pcl syntax.
1427 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1428 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1429 (*movsi_insn): Use @pcl syntax.
1430 (doloop_begin_i): Likewise.
1432 2016-06-16 Martin Liska <mliska@suse.cz>
1434 * predict.def: Define a new predictor.
1436 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1438 * config/arc/arc.opt (mtp-regno): Update text.
1440 2016-06-16 Renlin Li <renlin.li@arm.com>
1442 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1444 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1447 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1448 (setcc + and peephole2): Likewise.
1450 PR rtl-optimization/71532
1451 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1454 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1456 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1457 DImode constants with XXSPLTIB in vector registers.
1458 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1459 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1460 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1461 extraction of the element at the top of the register as a scalar
1463 (vsx_extract_<mode>_internal1): Likewise.
1464 (vsx_extract_<mode>_internal2): Likewise.
1465 * config/rs6000/constraints.md (wi constraint): Remove a comment
1466 about DImode not being allowed in Altivec registers.
1467 (wB constraint): New constraint for constants that can be
1468 generated in Altivec registers with VSPLTISW/VUPKHSW.
1469 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1471 (xxspltib_constant_nosplit): Likewise.
1472 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1473 support for -mupper-regs-di to enable DImode to go into Altivec
1475 (POWERPC_MASKS): Likewise.
1476 (power7 cpu): Likewise.
1477 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1478 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1479 for DImode being allowed in Altivec registers. Update wi/wj
1480 constraints. Set scalar_in_vmx_p flag.
1481 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1482 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1483 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1484 (rs6000_opt_masks): Add -mupper-regs-di.
1485 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1486 direct move to use wi and not wj.
1488 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1490 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1491 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1492 any VSX register, instead of just Altivec registers, to allow
1493 either operand to be an Altivec register or both.
1494 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1495 (movdi_internal32): Add support for -mupper-regs-di. Add support
1496 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1497 the alternatives and attributes to be lined up to be easier to
1499 (movdi_internal64): Likewise.
1500 (64-bit DImode splitters): Change predicates to only split loading
1501 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1502 load constants in ISA 3.0 or ISA 2.07 respectively.
1503 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1504 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1505 mention -mcpu=power9 sets these options.
1506 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1509 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1512 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1513 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1514 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1515 by default to warn misspelled interrupt/ signal handler.
1516 * doc/invoke.texi (AVR Options): Document it. Update description
1517 for -nodevicelib option.
1519 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1521 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1522 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1523 (aarch64_<sur>shll2_n<mode>): Likewise.
1525 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1528 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1529 DECL_CONTEXT for copied arguments.
1531 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1533 PR tree-optimization/71483
1534 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1537 2016-06-15 Martin Liska <mliska@suse.cz>
1539 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1540 instead of predict_edge w/o a probability.
1542 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1544 PR tree-optimization/71439
1545 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1548 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1550 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1551 register subregs in SET_SRC.
1553 2016-06-15 Richard Biener <rguenther@suse.de>
1555 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1558 2016-06-15 Richard Biener <rguenther@suse.de>
1560 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1561 not consider dependences between accesses that belong to the
1563 (vect_analyze_data_ref_dependences): Do not analyze read-read
1564 or self-dependences.
1566 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1568 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1570 (find_closest_identifier): Reimplement in terms of
1571 best_match<tree,tree>.
1572 * spellcheck-tree.h: New file.
1573 * spellcheck.c (struct edit_distance_traits<const char *>): New
1575 (find_closest_string): Reimplement in terms of
1576 best_match<const char *, const char *>.
1577 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1578 overload to spellcheck-tree.h.
1579 (find_closest_identifier): Likewise.
1580 (struct edit_distance_traits<T>): New template.
1581 (class best_match): New class.
1583 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1585 * selftest-run-tests.c (selftest::run_tests): Call
1586 selftest::spellcheck_tree_c_tests.
1587 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1588 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1589 (selftest::test_find_closest_identifier): New function.
1590 (selftest::spellcheck_tree_c_tests): New function.
1591 * spellcheck.c (selftest::test_find_closest_string): Verify that
1592 the order of the vec does not affect the results for this case.
1593 (selftest::test_data): New array.
1594 (selftest::test_metric_conditions): New function.
1595 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1596 Call selftest::test_metric_conditions.
1598 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1600 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1601 (BU_P9_MISC_1): Likewise.
1602 (BU_P9_64BIT_MISC_0): Likewise.
1603 (BU_P9_MISC_0): Likewise.
1605 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1607 * gcc-rich-location.c
1608 (gcc_rich_location::add_fixit_misspelled_id): New method.
1609 * gcc-rich-location.h
1610 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1612 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1614 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1615 FreeBSD 11 and above.
1617 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1621 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1623 * expmed.h: Close parenthesis in "at your option" in copyright
1625 * lower-subreg.h: Likewise.
1627 2016-06-14 Richard Biener <rguenther@suse.de>
1630 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1633 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1635 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1637 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1639 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1641 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1642 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1644 2016-06-14 Richard Biener <rguenther@suse.de>
1646 PR tree-optimization/71522
1647 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1648 copying into float copying.
1650 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1652 PR tree-optimization/71520
1653 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1654 (replace_block_by): Move user labels from bb1 to bb2.
1656 2016-06-14 Richard Biener <rguenther@suse.de>
1660 * expr.h (get_bit_range): Declare.
1661 * expr.c (get_bit_range): Export.
1662 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1663 word_mode again to constrain the bitfield access.
1665 2016-06-14 Richard Biener <rguenther@suse.de>
1667 PR tree-optimization/71521
1668 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1669 division int_const_binop against zero divisor.
1671 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.md (signbittf2): New expander.
1674 * config/i386/sse.md (ptesttf2): New insn pattern.
1676 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1679 * input.c (selftest::test_reading_source_line): Avoid reading from
1680 __FILE__ by creating a tempfile with known content and reading
1683 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1685 * pretty-print.c (assert_pp_format_colored): Skip the test if
1687 (test_pp_format): Remove comment about GCC_COLORS.
1689 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1691 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1692 * pretty-print.c (assert_pp_format_va): Add location param and use
1693 it with ASSERT_STREQ_AT.
1694 (assert_pp_format): Add location param and pass it to
1695 assert_pp_format_va.
1696 (assert_pp_format_colored): Likewise.
1697 (ASSERT_PP_FORMAT_1): New.
1698 (ASSERT_PP_FORMAT_2): New.
1699 (ASSERT_PP_FORMAT_3): New.
1700 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1701 explicitly, or implicitly via the above macros.
1702 * selftest.c (selftest::pass): Use a selftest::location rather
1704 (selftest::fail): Likewise. Print the function name.
1705 (selftest::fail_formatted): Likewise.
1706 (selftest::assert_streq): Use a selftest::location rather than
1708 * selftest.h (selftest::location): New struct.
1709 (SELFTEST_LOCATION): New macro.
1710 (selftest::pass): Accept a const location & rather than file
1712 (selftest::fail): Likewise.
1713 (selftest::fail_formatted): Likewise.
1714 (selftest::assert_streq): Likewise.
1715 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1716 (ASSERT_FALSE): Likewise.
1717 (ASSERT_EQ): Likewise.
1718 (ASSERT_NE): Likewise.
1719 (ASSERT_STREQ): Likewise.
1720 (ASSERT_PRED1): Likewise.
1721 (ASSERT_STREQ_AT): New macro.
1723 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1725 * selftest.c (selftest::fail_formatted): New function.
1726 (selftest::assert_streq): New function.
1727 * selftest.h (selftests::fail_formatted): New decl.
1728 (selftest::assert_streq): New decl.
1729 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1731 2016-06-13 Jeff Law <law@redhat.com>
1733 PR tree-optimization/71403
1734 * tree-ssa-threadbackward.c
1735 (convert_and_register_jump_thread_path): No longer accept reference
1736 to path. Do not pop items off the path anymore.
1737 (fsm_find_control_statement_thread_paths): Do not allow threading
1738 to a deeper loop nest. Pop the last item off the path here rather
1739 than in convert_and_register_jump_thread_path.
1741 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1742 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1744 [AArch64] Emit division using the Newton series
1746 * config/aarch64/aarch64-protos.h
1747 (cpu_approx_modes): Add new member "division".
1748 (aarch64_emit_approx_div): Declare new function.
1749 * config/aarch64/aarch64.c
1750 (generic_approx_modes): New member "division".
1751 (exynosm1_approx_modes): Likewise.
1752 (xgene1_approx_modes): Likewise.
1753 (aarch64_emit_approx_div): Define new function.
1754 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1755 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1756 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1757 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1759 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1760 Wilco Dijkstra <wilco.dijkstra@arm.com>
1762 [AArch64] Emit square root using the Newton series
1764 * config/aarch64/aarch64-protos.h
1765 (aarch64_emit_approx_rsqrt): Replace with new function
1766 "aarch64_emit_approx_sqrt".
1767 (cpu_approx_modes): New member "sqrt".
1768 * config/aarch64/aarch64.c
1769 (generic_approx_modes): New member "sqrt".
1770 (exynosm1_approx_modes): Likewise.
1771 (xgene1_approx_modes): Likewise.
1772 (aarch64_emit_approx_rsqrt): Replace with new function
1773 "aarch64_emit_approx_sqrt".
1774 (aarch64_override_options_after_change_1): Handle new option.
1775 * config/aarch64/aarch64-simd.md
1776 (rsqrt<mode>2): Use new function instead.
1777 (sqrt<mode>2): New expansion and insn definitions.
1778 * config/aarch64/aarch64.md: Likewise.
1779 * config/aarch64/aarch64.opt
1780 (mlow-precision-sqrt): Add new option description.
1781 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1783 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1785 [AArch64] Add more choices for the reciprocal square root approximation
1787 Allow a target to prefer such operation depending on the operation mode.
1789 * config/aarch64/aarch64-protos.h
1790 (AARCH64_APPROX_MODE): New macro.
1791 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1792 (cpu_approx_modes): New structure.
1793 (tune_params): New member "approx_modes".
1794 * config/aarch64/aarch64-tuning-flags.def
1795 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1796 * config/aarch64/aarch64.c
1797 (generic_approx_modes): New core "cpu_approx_modes" structure.
1798 (exynosm1_approx_modes): Likewise.
1799 (xgene1_approx_modes): Likewise.
1800 (generic_tunings): New member "approx_modes".
1801 (cortexa35_tunings): Likewise.
1802 (cortexa53_tunings): Likewise.
1803 (cortexa57_tunings): Likewise.
1804 (cortexa72_tunings): Likewise.
1805 (exynosm1_tunings): Likewise.
1806 (thunderx_tunings): Likewise.
1807 (xgene1_tunings): Likewise.
1808 (use_rsqrt_p): New argument for the mode and use new member from
1810 (aarch64_builtin_reciprocal): Devise mode from builtin.
1811 (aarch64_optab_supported_p): New argument for the mode.
1812 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1814 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1816 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1817 RS6000_BTM_MODULO flag into the set of flags that are considered
1818 to be part of the common configuration.
1820 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1822 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1823 difference unsigned.
1824 (vec_absdb): New macro for vector absolute difference unsigned
1826 (vec_absdh): New macro for vector absolute difference unsigned
1828 (vec_absdw): New macro for vector absolute difference unsigned word.
1829 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1830 (vadu<mode>3): New insn.
1831 (*p9_vadu<mode>3): New insn.
1832 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1834 (vaduh): New built-in definition.
1835 (vaduw): New built-in definition.
1836 (vadu): New overloaded built-in definition.
1837 (vadub): New overloaded built-in definition.
1838 (vaduh): New overloaded built-in definition.
1839 (vaduw): New overloaded built-in definition.
1840 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1841 overloaded vector absolute difference unsigned functions.
1842 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1843 the ISA 3.0 vector absolute difference unsigned built-in functions.
1845 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1847 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1848 update shared_lookup_references only once after changing operands.
1850 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1853 * tree-nested.c (convert_nonlocal_omp_clauses)
1854 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1856 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1857 * tree.def (CASE_LABEL_EXPR): Likewise.
1859 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1862 * input.c (test_builtins): Fix an assertion.
1864 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1869 (isinf<mode>2): Ditto.
1871 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1873 * ggc-tests.c (test_finalization): Only test need_finalization_p
1874 for GCC_VERSION >= 4003.
1876 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1878 * config/s390/vecintrin.h: Fix file description in comment.
1880 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1882 * config/s390/s390-builtin-types.def: Change builtin type naming
1883 scheme to match builtin-types.def.
1885 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1887 * fold-const.c (optimize_minmax_comparison): Remove.
1888 (fold_comparison): Remove call to the above.
1889 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1890 New transformations.
1892 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1894 PR tree-optimization/71416
1895 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1898 2016-06-13 Martin Liska <mliska@suse.cz>
1900 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1901 (combine_predictions_for_insn): Likewise.
1902 (prune_predictions_for_bb): Likewise.
1903 (combine_predictions_for_bb): Likewise.
1905 2016-06-13 Richard Biener <rguenther@suse.de>
1907 PR tree-optimization/71505
1908 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1909 assert match comment.
1911 2016-06-13 Marek Polacek <polacek@redhat.com>
1914 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1915 gimplify_switch_expr.
1916 (warn_switch_unreachable_r): New function.
1918 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1921 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1924 2016-06-13 Richard Biener <rguenther@suse.de>
1927 * fold-const.c (fold_unary_loc): Preserve alignment when
1928 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1930 2016-06-13 Martin Liska <mliska@suse.cz>
1933 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1934 w/ -fsanitize=bounds.
1936 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1938 * config/i386/i386.c (ix86_init_builtins): Calculate
1939 FLOAT128_FTYPE_CONST_STRING function type only once.
1940 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1941 built-in functions are available for x86-32 and x86-64 targets.
1943 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1948 (FLOAT128_FTYPE_CONST_STRING): New function type.
1949 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1950 [IX86_BUILTIN_NANSQ]: Ditto.
1951 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1952 (ix86_init_builtin_types): Declare const_string_type_node.
1953 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1955 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1956 * doc/extend.texi (x86 Built-in Functions): Document
1957 __builtin_nanq and __builtin_nansq.
1959 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1962 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1963 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1964 length for pop patterns.
1965 (arm_attr_length_push_multi): Update comments.
1966 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1968 (*pop_multiple_with_writeback_and_return): Likewise.
1969 (*pop_multiple_with_return): Likewise.
1971 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1974 * fold-const.c (optimize_bit_field_compare): Don't try to use
1975 word_mode unconditionally for reading the bit field, look at
1976 DECL_BIT_FIELD_REPRESENTATIVE instead.
1978 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1981 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1982 vector integer type.
1984 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1987 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1988 without LABEL_DECL, set *handled_ops_p to false instead of true.
1990 2016-06-10 Martin Sebor <msebor@redhat.com>
1993 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1994 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1995 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1997 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1998 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1999 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2000 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2001 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2002 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2003 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2004 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2006 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2008 * config/arm/arm.h (pool_vector_label,
2009 return_used_this_function): Remove.
2011 2016-06-10 Jeff Law <law@redhat.com>
2013 PR tree-optimization/71335
2014 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2015 zero length paths here.
2016 (convert_and_register_jump_thread_path): Remove hacks related to
2017 duplicated blocks in the jump thread path.
2018 (fsm_find_control_statement_thread_paths): Avoid putting the same
2019 block on the thread path twice, but ensure the thread path is
2020 unchanged from the caller's point of view.
2022 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2024 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2025 * predict.def (PRED_LOOP_BRANCH): Remove.
2027 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2029 * Makefile.in (OBJS): Add ggc-tests.o.
2030 (GTFILES): Add ggc-tests.c.
2031 * ggc-tests.c: New file.
2032 * selftest-run-tests.c (selftest::run_tests): Call
2033 selftest::ggc_tests_c_tests.
2034 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2036 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2038 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2040 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2043 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2044 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2046 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2048 * profile.c: Include cfgloop.h.
2049 (branch_prob): Compute estimated number of iterations.
2050 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2051 recompute estimate number of iterations from profile.
2053 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2056 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2057 must be grouped on top of stack. Don't force early clobber
2058 on ordinary reg outputs.
2060 2016-06-10 Richard Biener <rguenther@suse.de>
2062 * targhooks.c (default_builtin_vectorization_cost): Adjust
2065 2016-06-10 Richard Biener <rguenther@suse.de>
2067 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2068 to fold the RHS to a constant if possible.
2070 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2073 * tree-nested.c (convert_nonlocal_omp_clauses)
2074 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2075 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2076 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2078 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2080 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2082 * omp-low.c (scan_sharing_clauses): Don't expect
2085 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2087 PR tree-optimization/71407
2088 PR tree-optimization/71416
2089 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2092 2016-06-10 Richard Biener <rguenther@suse.de>
2095 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2097 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2099 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2101 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2102 Jiong Wang <jiong.wang@arm.com>
2104 PR rtl-optimization/70751
2105 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2106 spilled into memory.
2108 2016-06-09 Jonathan Yong <10walls@gmail.com>
2111 2015-09-21 Jonathan Yong <10walls@gmail.com>
2113 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2114 sysroot/usr/lib/32api for additional win32 libraries,
2115 fixes failing Cygwin bootstrapping.
2117 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2119 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2122 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2125 * pretty-print.c (pp_indent): Specify that %p is printed in a
2126 host-dependent manner.
2127 (test_pp_format): Remove the test for %p.
2129 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2131 * config/mips/mips.c (mips_output_jump): Fix formatting.
2133 2016-06-09 Richard Biener <rguenther@suse.de>
2135 PR tree-optimization/71462
2136 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2139 2016-06-09 Martin Liska <mliska@suse.cz>
2141 * predict.c (dump_prediction): Add new argument.
2142 (enum predictor_reason): New enum.
2143 (struct predictor_hash): New struct.
2144 (predictor_hash::hash): New function.
2145 (predictor_hash::equal): Likewise.
2146 (not_removed_prediction_p): New function.
2147 (prune_predictions_for_bb): Likewise.
2148 (combine_predictions_for_bb): Prune predictions.
2150 2016-06-09 Martin Liska <mliska@suse.cz>
2152 * predict.c (filter_predictions): New function.
2153 (remove_predictions_associated_with_edge): Use the filter
2155 (equal_edge_p): New function.
2157 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2159 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2160 Correct usage of @samp vs @option, add @samp where appropriate.
2161 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2162 Add armv6s-m and document it, as it is no official ARM name.
2164 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2166 * ifcvt.c (struct noce_if_info): Add transform_name field.
2167 (noce_try_move): Set if_info->transform_name to the function name.
2168 (noce_try_ifelse_collapse): Likewise.
2169 (noce_try_store_flag): Likewise.
2170 (noce_try_inverse_constants): Likewise.
2171 (noce_try_store_flag_constants): Likewise.
2172 (noce_try_addcc): Likewise.
2173 (noce_try_store_flag_mask): Likewise.
2174 (noce_try_cmove): Likewise.
2175 (noce_try_cmove_arith): Likewise.
2176 (noce_try_minmax): Likewise.
2177 (noce_try_abs): Likewise.
2178 (noce_try_sign_mask): Likewise.
2179 (noce_try_bitop): Likewise.
2180 (noce_convert_multiple_sets): Likewise.
2181 (noce_process_if_block): Print if_info->transform_name to
2182 dump_file if transformation succeeded.
2184 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2186 * config/arm/cortex-a57.md (cortex_a57_alu):
2189 2016-06-08 Martin Sebor <msebor@redhat.com>
2190 Jakub Jelinek <jakub@redhat.com>
2194 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2195 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2196 * builtins.c: Include gimple-fold.h.
2197 (fold_builtin_arith_overflow): Handle
2198 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2199 (fold_builtin_3): Likewise.
2200 * doc/extend.texi (Integer Overflow Builtins): Document
2201 __builtin_{add,sub,mul}_overflow_p.
2203 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2205 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2206 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2208 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2210 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2211 Rewrite, looking one level down for records and arrays.
2213 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2215 * pretty-print.c: Include "selftest.h".
2216 (pp_format): Fix comment.
2217 (identifier_to_locale): Likewise.
2218 (selftest::test_basic_printing): New function.
2219 (selftest::assert_pp_format): New function.
2220 (selftest::test_pp_format): New function.
2221 (selftest::pretty_print_c_tests): New function.
2222 * selftest-run-tests.c (selftest::run_tests): Call
2223 selftest::pretty_print_c_tests.
2224 * selftest.h (pretty_print_c_tests): New declaration.
2226 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2228 * invoke.texi (max-loop-headers-insns): Document.
2229 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2230 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2231 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2233 2016-06-08 Richard Biener <rguenther@suse.de>
2235 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2236 on strided SLP loads and fall back to scalar loads in case
2237 we can't chunk them.
2239 2016-06-08 Richard Biener <rguenther@suse.de>
2241 PR tree-optimization/71452
2242 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2243 type used for the SSA rewrite has enough precision to cover
2244 the dynamic type of the location.
2246 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2247 Richard Biener <rguenther@suse.de>
2250 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2251 the same as DECL_P (base0) for indirect_base0. Use equality_code
2252 in one further place.
2254 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2256 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2257 to one word if the field is known to overlap other words.
2258 (extract_bit_field_1): Likewise.
2259 (store_split_bit_field): Remove compensating code.
2260 (extract_split_bit_field): Likewise.
2262 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2266 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2268 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2270 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2272 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2273 (arch64_addpv4sf): Delete.
2274 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2275 "gen_aarch64_addpv4sf".
2276 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2278 (vpadds_f32): Likewise.
2279 (vpaddq_f32): Likewise.
2280 (vpaddq_f64): Likewise.
2282 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2284 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2286 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2287 to VALLF. Rename to "fabd<mode>3".
2288 "*fabd_scalar<mode>3): Delete.
2289 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2291 (vabdd_f64): Likewise.
2292 (vabd_f32): Likewise.
2293 (vabd_f64): Likewise.
2294 (vabdq_f32): Likewise.
2295 (vabdq_f64): Likewise.
2297 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2299 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2301 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2302 "aarch64_rsqrts<mode>".
2303 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2304 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2306 (vrsqrtsd_f64): Likewise.
2307 (vrsqrts_f32): Likewise.
2308 (vrsqrts_f64): Likewise.
2309 (vrsqrtsq_f32): Likewise.
2310 (vrsqrtsq_f64): Likewise.
2312 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2314 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2316 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2317 "aarch64_rsqrte<mode>".
2318 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2319 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2321 (vrsqrted_f64): Likewise.
2322 (vrsqrte_f32): Likewise.
2323 (vrsqrte_f64): Likewise.
2324 (vrsqrteq_f32): Likewise.
2325 (vrsqrteq_f64): Likewise.
2327 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2329 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2333 * config/aarch64/aarch64-simd.md
2334 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2335 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2336 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2338 (vcvt_n_f32_u32): Likewise.
2339 (vcvt_n_s32_f32): Likewise.
2340 (vcvt_n_u32_f32): Likewise.
2341 (vcvtq_n_f32_s32): Likewise.
2342 (vcvtq_n_f32_u32): Likewise.
2343 (vcvtq_n_f64_s64): Likewise.
2344 (vcvtq_n_f64_u64): Likewise.
2345 (vcvtq_n_s32_f32): Likewise.
2346 (vcvtq_n_s64_f64): Likewise.
2347 (vcvtq_n_u32_f32): Likewise.
2348 (vcvtq_n_u64_f64): Likewise.
2349 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2350 (VSDQ_SDI): Likewise.
2351 (fcvt_target): Support V4DI, V4SI and V2SI.
2352 (FCVT_TARGET): Likewise.
2354 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2356 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2357 (TYPES_BINOP_SUS): Likewise.
2358 (aarch64_simd_builtin_data): Update include file name.
2359 (aarch64_builtins): Likewise.
2360 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2361 for conversion between scalar float-point and fixed-point.
2365 * config/aarch64/aarch64.md
2366 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2367 pattern for conversion between scalar float to fixed-pointer.
2368 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2369 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2370 (UNSPEC_FCVTZU): Likewise.
2371 (UNSPEC_SCVTF): Likewise.
2372 (UNSPEC_UCVTF): Likewise.
2373 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2375 (vcvtd_n_f64_u64): Likewise.
2376 (vcvtd_n_s64_f64): Likewise.
2377 (vcvtd_n_u64_f64): Likewise.
2378 (vcvtd_n_f32_s32): Likewise.
2379 (vcvts_n_f32_u32): Likewise.
2380 (vcvtd_n_s32_f32): Likewise.
2381 (vcvts_n_u32_f32): Likewise.
2382 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2384 (FCVT_TARGET): Likewise.
2385 (FCVT_FIXED2F): New iterator.
2386 (FCVT_F2FIXED): Likewise.
2387 (fcvt_fixed_insn): New define_int_attr.
2389 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2391 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2392 some statements was removed.
2394 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2396 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2397 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2398 (vect_can_advance_ivs_p): likewise.
2399 (vect_update_ivs_after_vectorizer): likewise.
2400 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2401 (vect_analyze_scalar_cycles_1): likewise.
2402 (vect_analyze_loop_operations): likewise.
2403 (report_vect_op): likewise.
2404 (vect_is_slp_reduction): likewise.
2405 (vect_is_simple_reduction): likewise.
2406 (get_initial_def_for_induction): likewise.
2407 (vect_transform_loop): likewise.
2408 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2409 (vect_recog_sad_pattern): likewise.
2410 (vect_recog_widen_sum_pattern): likewise.
2411 (vect_recog_widening_pattern): likewise.
2412 (vect_recog_divmod_pattern): likewise.
2413 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2414 (vect_analyze_slp_instance): likewise.
2415 (vect_transform_slp_perm_load): likewise.
2416 (vect_schedule_slp_instance): likewise.
2418 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2420 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2421 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2422 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2423 (PRED_LOOP_BRANCH): Document predictor as broken.
2424 (PRED_LOOP_EXIT): Change hitrate 91->92.
2425 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2426 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2427 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2428 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2429 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2430 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2431 (PRED_CALL): Chane hitrate 71->67.
2432 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2433 (PRED_GOTO): Document as unused right now.
2434 (PRED_CONST_RETURN): Change hitrate 67->69
2435 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2436 (PRED_NULL_RETURN): Change hitrate 91->90.
2437 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2438 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2439 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2441 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2443 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2444 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2445 special case Altivec builtin.
2446 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2447 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2448 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2449 code for ALTIVEC_BUILTIN_VEC_MUL.
2450 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2451 for __builtin_vec_mul.
2453 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2455 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2458 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2460 * spellcheck.c (selftest::test_find_closest_string): New function.
2461 (spellcheck_c_tests): Call the above.
2463 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2465 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2467 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2469 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2470 Yv=Yv,C alternatives.
2472 2016-06-07 Richard Biener <rguenther@suse.de>
2475 * common.opt (ffast-math): Make Optimization.
2477 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2478 Prachi Godbole <prachi.godbole@imgtec.com>
2480 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2481 `fabs' and `fneg' type attributes.
2482 (p5600_fpu_fabs): Add `fmove' to the comment.
2484 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2486 * gimple.c: Include builtins.h
2487 (gimple_inexpensive_call_p): New function.
2488 * gimple.h (gimple_inexpensive_call_p): Declare.
2489 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2490 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2493 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2495 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2496 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2497 warning_at_rich_loc, warning_n, pedwarn, permerror,
2498 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2499 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2502 2016-06-07 Richard Biener <rguenther@suse.de>
2504 PR tree-optimization/71428
2505 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2506 BIT_FIELD_REF op vs. load.
2508 2016-06-07 Richard Biener <rguenther@suse.de>
2511 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2514 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2516 * config/pa/pa.md (call): Generate indirect long calls to non-local
2517 functions on TARGET_64BIT.
2518 (call_value): Likewise.
2520 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2522 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2523 pattern and subsequent splitters.
2524 (call_val_reg_64bit_post_reload): Likewise.
2526 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2529 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2530 propagate_op_to_single_use.
2532 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2535 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2537 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2540 (enum x86_dirflag_state): New enum.
2541 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2542 (machine_function): Remove needs_cld.
2543 (ix86_current_function_needs_cld): Remove.
2544 * config/i386/i386.c (ix86_set_func_type): Set
2545 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2546 (ix86_expand_prologue): Do not emit CLD here.
2547 (ix86_dirflag_mode_needed): New function.
2548 (ix86_dirflag_mode_entry): Ditto.
2549 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2550 (ix86_mode_after): Ditto.
2551 (ix86_mode_entry): Ditto.
2552 (ix86_mode_exit): Ditto.
2553 (ix86_emit_mode_set): Ditto.
2554 * config/i386/i386.md (strmov_singleop): Set
2555 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2556 Do not set ix86_current_function_needs_cld.
2558 (strset_singleop): Ditto.
2560 (cmpstrnqi_nz_1): Ditto.
2561 (cmpstrnqi_1): Ditto.
2562 (strlenqi_1): Ditto.
2564 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2566 PR tree-optimization/71259
2567 * tree-vect-slp.c (vect_get_constant_vectors): For
2568 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2569 one for constant op, and use COND_EXPR for non-constant.
2571 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2573 * Makefile.in (OBJS): Add function-tests.o,
2574 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2575 selftest-run-tests.o.
2576 (OBJS-libcommon): Add selftest.o.
2577 (OBJS-libcommon-target): Add selftest.o.
2578 (all.internal): Add "selftest".
2579 (all.cross): Likewise.
2580 (selftest): New phony target.
2581 (s-selftest): New target.
2582 (selftest-gdb): New phony target.
2583 (COLLECT2_OBJS): Add selftest.o.
2584 * bitmap.c: Include "selftest.h".
2585 (selftest::test_gc_alloc): New function.
2586 (selftest::test_set_range): New function.
2587 (selftest::test_clear_bit_in_middle): New function.
2588 (selftest::test_copying): New function.
2589 (selftest::test_bitmap_single_bit_set_p): New function.
2590 (selftest::bitmap_c_tests): New function.
2591 * common.opt (fself-test): New.
2592 * diagnostic-show-locus.c: Include "selftest.h".
2593 (make_range): New function.
2594 (test_range_contains_point_for_single_point): New function.
2595 (test_range_contains_point_for_single_line): New function.
2596 (test_range_contains_point_for_multiple_lines): New function.
2597 (assert_eq): New function.
2598 (test_get_line_width_without_trailing_whitespace): New function.
2599 (selftest::diagnostic_show_locus_c_tests): New function.
2600 * et-forest.c: Include "selftest.h".
2601 (selftest::test_single_node): New function.
2602 (selftest::test_simple_tree): New function.
2603 (selftest::test_disconnected_nodes): New function.
2604 (selftest::et_forest_c_tests): New function.
2605 * fold-const.c: Include "selftest.h".
2606 (selftest::assert_binop_folds_to_const): New function.
2607 (selftest::assert_binop_folds_to_nonlvalue): New function.
2608 (selftest::test_arithmetic_folding): New function.
2609 (selftest::fold_const_c_tests): New function.
2610 * function-tests.c: New file.
2611 * gimple.c: Include "selftest.h".
2612 Include "gimple-pretty-print.h".
2613 (selftest::verify_gimple_pp): New function.
2614 (selftest::test_assign_single): New function.
2615 (selftest::test_assign_binop): New function.
2616 (selftest::test_nop_stmt): New function.
2617 (selftest::test_return_stmt): New function.
2618 (selftest::test_return_without_value): New function.
2619 (selftest::gimple_c_tests): New function.
2620 * hash-map-tests.c: New file.
2621 * hash-set-tests.c: New file.
2622 * input.c: Include "selftest.h".
2623 (selftest::assert_loceq): New function.
2624 (selftest::test_accessing_ordinary_linemaps): New function.
2625 (selftest::test_unknown_location): New function.
2626 (selftest::test_builtins): New function.
2627 (selftest::test_reading_source_line): New function.
2628 (selftest::input_c_tests): New function.
2629 * rtl-tests.c: New file.
2630 * selftest-run-tests.c: New file.
2631 * selftest.c: New file.
2632 * selftest.h: New file.
2633 * spellcheck.c: Include "selftest.h".
2634 (selftest::levenshtein_distance_unit_test_oneway): New function,
2635 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2636 (selftest::levenshtein_distance_unit_test): Likewise.
2637 (selftest::spellcheck_c_tests): Likewise.
2638 * toplev.c: Include selftest.h.
2639 (toplev::run_self_tests): New.
2640 (toplev::main): Handle -fself-test.
2641 * toplev.h (toplev::run_self_tests): New.
2642 * tree.c: Include "selftest.h".
2643 (selftest::test_integer_constants): New function.
2644 (selftest::test_identifiers): New function.
2645 (selftest::test_labels): New function.
2646 (selftest::tree_c_tests): New function.
2647 * tree-cfg.c: Include "selftest.h".
2648 (selftest::push_fndecl): New function.
2649 (selftest::test_linear_chain): New function.
2650 (selftest::test_diamond): New function.
2651 (selftest::test_fully_connected): New function.
2652 (selftest::tree_cfg_c_tests): New function.
2653 * vec.c: Include "selftest.h".
2654 (selftest::safe_push_range): New function.
2655 (selftest::test_quick_push): New function.
2656 (selftest::test_safe_push): New function.
2657 (selftest::test_truncate): New function.
2658 (selftest::test_safe_grow_cleared): New function.
2659 (selftest::test_pop): New function.
2660 (selftest::test_safe_insert): New function.
2661 (selftest::test_ordered_remove): New function.
2662 (selftest::test_unordered_remove): New function.
2663 (selftest::test_block_remove): New function.
2664 (selftest::reverse_cmp): New function.
2665 (selftest::test_qsort): New function.
2666 (selftest::vec_c_tests): New function.c.
2667 * wide-int.cc: Include selftest.h and wide-int-print.h.
2668 (selftest::from_int <wide_int>): New function.
2669 (selftest::from_int <offset_int>): New function.
2670 (selftest::from_int <widest_int>): New function.
2671 (selftest::assert_deceq): New function.
2672 (selftest::assert_hexeq): New function.
2673 (selftest::test_printing <VALUE_TYPE>): New function template.
2674 (selftest::test_ops <VALUE_TYPE>): New function template.
2675 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2676 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2678 (selftest::wide_int_cc_tests): New function.
2680 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2683 * ifcvt.c (noce_try_ifelse_collapse): New function.
2685 (noce_process_if_block): Call noce_try_ifelse_collapse.
2686 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2687 (simplify_ternary_operation): Use the above to simplify
2688 conditional CLZ/CTZ expressions.
2690 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2693 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2694 define_insn_and_split.
2696 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2699 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2701 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2704 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2705 Implicitly clobber memory for basic asm with non-empty assembler
2706 string. Use targetm.md_asm_adjust also here.
2707 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2708 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2709 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2710 non-empty assembler string.
2711 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2712 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2713 (decode_asm_operands): Handle basic asm in PARALLEL block.
2714 (extract_insn): Handle basic asm in PARALLEL block.
2715 * doc/extend.texi: Mention new behavior of basic asm.
2716 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2717 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2718 branch_needs_nop_p): Use asm_noperands.
2720 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2722 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2723 Include the M7 SPARC DFA scheduler.
2724 New attribute v3pipe.
2725 Annotate insns with v3pipe where appropriate.
2726 Define cpu_feature vis4.
2727 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2728 Add (V8QI "8") to vbits.
2729 Add insns {add,sub}v8qi3
2730 Add insns ss{add,sub}v8qi3
2731 Add insns us{add,sub}{v8qi,v4hi}3
2732 Add insns {min,max}{v8qi,v4hi,v2si}3
2733 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2734 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2735 * config/sparc/niagara4.md: Add a comment explaining the
2736 discrepancy between the documented latenty numbers and the
2738 * config/sparc/niagara7.md: New file.
2739 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2740 supports SPARC5 and VIS 4.0 instructions.
2741 * configure: Regenerate.
2742 * config.in: Likewise.
2743 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2744 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2745 TARGET_CPU_niagara7.
2746 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2747 (CPP_CPU_SPEC): Handle niagara7.
2748 (ASM_CPU_SPEC): Likewise.
2749 * config/sparc/sparc-opts.h (processor_type): Add
2751 (mvis4): New option.
2752 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2753 (AS_NIAGARA7_FLAG): Define.
2754 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2755 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2756 (CPP_CPU_SPEC): Handle niagara7.
2757 (ASM_CPU_SPEC): Likewise.
2758 * config/sparc/sparc.c (niagara7_costs): Define.
2759 (sparc_option_override): Handle niagara7 and adjust cache-related
2760 parameters with better values for niagara cpus. Also support VIS4.
2761 (sparc32_initialize_trampoline): Likewise.
2762 (sparc_use_sched_lookahead): Likewise.
2763 (sparc_issue_rate): Likewise.
2764 (sparc_register_move_cost): Likewise.
2765 (dump_target_flag_bits): Support VIS4.
2766 (sparc_vis_init_builtins): Likewise.
2767 (sparc_builtins): Likewise.
2768 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2770 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2772 * config/sparc/sparc.opt (sparc_processor_type): New value
2774 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2776 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2778 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2781 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2783 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2785 2016-06-06 Richard Biener <rguenther@suse.de>
2787 PR tree-optimization/71398
2788 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2791 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2793 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2794 ft32_expand_prolog, ft32_expand_epilogue):
2795 Handle pretend_args.
2796 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2797 * config/ft32/ft32.md: Add pretend_returner.
2799 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2803 Copy op1 RTX to avoid invalid sharing.
2804 (ix86_expand_vector_move_misalign): Ditto.
2806 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2808 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2811 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2813 * predict.c (predicted_by_loop_heuristics_p): New function.
2814 (predict_iv_comparison): Use it.
2815 (predict_loops): Walk from innermost loops; do not predict edges
2816 leaving multiple loops multiple times; implement
2817 PRED_LOOP_ITERATIONS_MAX heuristics.
2818 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2820 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2822 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2823 only edges out of BB are EH edges.
2825 2016-06-04 Martin Sebor <msebor@redhat.com>
2826 Marcin Baczyński <marbacz@gmail.com>
2829 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2830 a void expression in a void function.
2832 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2834 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2835 aux; dump reasons of decisions.
2836 (should_duplicate_loop_header_p): Likewise.
2837 (do_while_loop_p): Likewise.
2838 (ch_base::copy_headers): Dump asi num insns duplicated.
2840 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2842 PR tree-optimization/71405
2843 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2844 incompatible type, build a new clobber with the right type instead
2845 of building a VIEW_CONVERT_EXPR around it.
2847 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2849 PR tree-optimization/52171
2850 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2851 by_pieces_ninsns instead of move_by_pieces_ninsns.
2853 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2855 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2856 for reg+reg addressing mode.
2858 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2860 * rs6000-c.c (c/c-tree.h): Add #include.
2861 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2862 in C++ when found in the base position of vec_ld or vec_st.
2864 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2866 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2867 use of profile unless profile status is PROFILE_READ.
2868 * profile.c (compute_branch_probabilities): Set profile status
2869 only after reporting predictor hitrates.
2871 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2875 * common.opt (ffp-int-builtin-inexact): New option.
2876 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2877 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2878 (ceil@var{m}2): Document dependence on this option.
2879 * ipa-inline-transform.c (inline_call): Handle
2880 flag_fp_int_builtin_inexact.
2881 * ipa-inline.c (can_inline_edge_p): Likewise.
2882 * config/i386/i386.md (rintxf2): Do not test
2883 flag_unsafe_math_optimizations.
2884 (rint<mode>2_frndint): New define_insn.
2885 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2886 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2887 for 387 instead of extending and truncating.
2888 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2889 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2890 Change to frndint<mode>2_<rounding>.
2891 (frndintxf2_<rounding>_i387): Likewise. Change to
2892 frndint<mode>2_<rounding>_i387.
2893 (<rounding_insn>xf2): Likewise.
2894 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2895 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2896 x87. Test TARGET_ROUND || !flag_trapping_math ||
2897 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2898 SSE. Use ROUND_NO_EXC in constant operand of
2899 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2900 for 387 instead of extending and truncating.
2902 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2903 Julia Koval <julia.koval@intel.com>
2915 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2916 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2917 all registers, except for function return registers if there are
2918 no caller-saved registers.
2919 (ix86_set_func_type): New function.
2920 (ix86_set_current_function): Call ix86_set_func_type to set
2921 no_caller_saved_registers and func_type. Call reinit_regs if
2922 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2923 nor x87 instructions in interrupt handler nor function with
2924 no_caller_saved_registers attribute.
2925 (ix86_function_ok_for_sibcall): Return false if there are no
2926 caller-saved registers.
2927 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2929 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2930 (ix86_function_arg): Return special arguments in interrupt handler.
2931 (ix86_promote_function_mode): Promote pointer to word_mode only
2932 for normal functions.
2933 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2935 (ix86_epilogue_uses): New function.
2936 (ix86_hard_regno_scratch_ok): Likewise.
2937 (ix86_save_reg): Preserve all registers in interrupt handler
2938 after reload. Preserve all registers, except for function return
2939 registers, if there are no caller-saved registers after reload.
2940 (find_drap_reg): Always use callee-saved register if there are
2941 no caller-saved registers.
2942 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2943 for interrupt handler.
2944 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2945 Emit cld instruction if stringops are used in interrupt handler
2946 or interrupt handler isn't a leaf function.
2947 (ix86_expand_epilogue): Generate interrupt return for interrupt
2948 handler and pop the 'ERROR_CODE' off the stack before interrupt
2949 return in exception handler.
2950 (ix86_expand_call): Disallow calling interrupt handler directly.
2951 If there are no caller-saved registers, mark all registers that
2952 are clobbered by the call which returns as clobbered.
2953 (ix86_handle_no_caller_saved_registers_attribute): New function.
2954 (ix86_handle_interrupt_attribute): Likewise.
2955 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2957 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2958 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2959 accumulation in interrupt function if stack may be realigned to
2961 (EPILOGUE_USES): New.
2962 (function_type): New enum.
2963 (machine_function): Add func_type and no_caller_saved_registers.
2964 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2965 (interrupt_return): New pattern.
2966 * doc/extend.texi: Document x86 interrupt and
2967 no_caller_saved_registers attributes.
2969 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2971 PR tree-optimization/52171
2972 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2973 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2974 Look for constant strings. Move some code to emit_block_cmp_hints
2976 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2977 * defaults.h (COMPARE_MAX_PIECES): New macro.
2978 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2979 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2980 (clear_by_pieces_1): Don't declare. Move definition before use.
2981 (can_do_by_pieces): New static function.
2982 (can_move_by_pieces): Use it. Return bool.
2983 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2984 OP. All callers changed. Handle COMPARE_BY_PIECES.
2985 (class pieces_addr); New.
2986 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2987 pieces_addr::adjust, pieces_addr::increment_address,
2988 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2990 (class op_by_pieces_d): New.
2991 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2993 (class move_by_pieces_d, class compare_by_pieces_d,
2994 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2995 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2996 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2997 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2998 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2999 compare_by_pieces_d::finish_mode): New member functions.
3000 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3002 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3003 (emit_block_cmp_hints): New function.
3004 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3005 use the newly defined classes.
3006 * expr.h (by_pieces_constfn): New typedef.
3007 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3008 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3009 (move_by_pieces_ninsns): Don't declare.
3010 (can_move_by_pieces): Change return value to bool.
3011 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3012 (compare_by_pieces_branch_ratio): New hook.
3013 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3014 (by_pieces_ninsns): Declare.
3015 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3017 (default_compare_by_pieces_branch_ratio): New function.
3018 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3019 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3020 * doc/tm.texi: Regenerate.
3021 * tree-ssa-strlen.c: Include "builtins.h".
3022 (handle_builtin_memcmp): New static function.
3023 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3024 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3026 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3028 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3029 relevant stmts which are simple and invariant.
3030 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3031 instead of simple and invariant
3033 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3035 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3036 (vectorizable_reduction): Check for new relevant state.
3037 (vectorizable_live_operation): vectorize live stmts using
3038 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3039 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3040 (vect_stmt_relevant_p): Check for stmts which are only used live.
3041 (process_use): Use of a stmt does not inherit it's live value.
3042 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3043 (vect_analyze_stmt): Check for new relevant state.
3044 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3045 outside the loop, but not inside it.
3047 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3049 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3050 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3051 (vect_get_vec_def_for_operand): Split out code.
3053 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3055 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3057 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3059 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3061 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3063 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3065 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3068 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3069 to noreturn e->callee->decl that has void return type and void
3070 arguments, adjust gimple_call_fntype and remove lhs even if it had
3071 previously addressable type.
3073 2016-06-02 Jeff Law <law@redhat.com>
3075 PR tree-optimization/71328
3076 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3077 error when checking for a jump back onto the copied path.
3079 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3081 * config/microblaze/microblaze.c (get_branch_target): Add return
3082 NULL_RTX for the non-CALL_P case.
3083 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3084 (insert_wic): Remove unused local "j".
3086 2016-06-02 Martin Liska <mliska@suse.cz>
3088 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3090 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3091 Julia Koval <julia.koval@intel.com>
3093 * function.c (assign_parm_setup_stack): Force source into a
3095 * target.def (function_incoming_arg): Update documentation to
3096 allow arbitrary address computation based on hard register.
3097 * doc/tm.texi: Regenerated.
3099 2016-06-02 Martin Liska <mliska@suse.cz>
3101 * predict.c (combine_predictions_for_bb): Fix first match in
3102 cases where a first predictor contains more than one occurence
3103 in list of predictors. Take the best value in such case.
3105 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3107 PR rtl-optimization/71295
3108 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3109 offset would go over the size of the inner mode reject it.
3111 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3113 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3114 x=x,x and v=v,m instead of x=x,m.
3116 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3117 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3118 alternative to v=rm,C.
3120 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3121 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3122 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3123 instead of vex for the last two above mentioned alternatives.
3125 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3128 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3130 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3132 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3134 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3136 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3137 from int to unsigned.
3139 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3141 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3142 alternatives, eliminating preferred register class. Add support
3143 for the MTVSRDD instruction in ISA 3.0.
3144 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3145 reg_or_indexed_operand.
3146 (vsx_splat_v4sf_internal): Likewise.
3148 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3151 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3152 for loading up all 0's or all 1's.
3154 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3156 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3158 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3160 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3162 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3163 * gcc.c (set_source_date_epoch_envvar): New function, sets
3164 the SOURCE_DATE_EPOCH environment variable to the current time.
3166 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3168 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3169 the factor for live Phi nodes.
3171 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3173 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3174 * tree-parloops.c (parallelize_loops): likewise.
3175 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3176 tree_unswitch_outer_loop): likewise.
3178 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3181 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3182 around creation of the temporary.
3184 2016-06-01 Richard Biener <rguenther@suse.de>
3186 PR tree-optimization/71366
3187 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3188 (unloop_loops): Move removing edges here ...
3189 (try_unroll_loop_completely): ... from here.
3190 (try_peel_loop): ... and here.
3191 (tree_unroll_loops_completely_1): Track parent loops via
3192 bitmap of header BBs.
3193 (tree_unroll_loops_completely): Adjust for that.
3195 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3197 * config/rs6000/altivec.h (vec_slv): New macro.
3198 (vec_srv): New macro.
3199 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3200 (UNSPEC_VSRV): New value.
3203 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3204 (vsrv): New builtin definition.
3205 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3206 define argument types for new builtin.
3207 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3209 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3212 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3213 Jocelyn Mayer <l_indien@magic.fr>
3216 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3217 detect processor family for signature_CENTAUR_ebx.
3218 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3219 signature_CENTAUR_ebx.
3220 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3221 <default>: Pass x86-64 for has_longmode.
3223 2016-06-01 Nathan Sidwell <nathan@acm.org>
3225 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3228 2016-06-01 Richard Biener <rguenther@suse.de>
3230 PR tree-optimization/71261
3231 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3232 of stmts successfully put in the bool pattern. Remove
3233 single-use restriction.
3234 (adjust_bool_pattern_cast): Add cast at the use site via the
3235 pattern def sequence.
3236 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3237 of patterned defs. Use the pattern def seqence instead of
3238 multiple independent patterns.
3239 (sort_after_uid): New qsort compare function.
3240 (adjust_bool_stmts): New function to process stmts in the bool
3241 pattern in IL order.
3242 (vect_recog_bool_pattern): Adjust.
3243 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3244 (ifcvt_walk_pattern_tree): Likewise.
3245 (stmt_is_root_of_bool_pattern): Likewise.
3246 (ifcvt_repair_bool_pattern): Likewise.
3247 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3249 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3251 * loop-unroll.c (decide_unroll_constant_iterations,
3252 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3253 likely upper bounds.
3254 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3256 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3258 * tree-core.h (enum omp_clause_code): Remove
3259 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3261 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3263 * config/arm/sync.md (arm_store_exclusive<mode>):
3264 Use 'H' output modifier on operands[2] rather than creating a new
3265 entry in out-of-bounds memory of the operands array.
3266 (arm_store_release_exclusivedi): Likewise.
3268 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3270 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3271 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3272 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3273 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3275 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3277 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3278 into account live statements for mask producers.
3280 2016-06-01 Richard Biener <rguenther@suse.de>
3282 PR tree-optimization/71311
3283 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3284 restrict to non-INTEGER_CST @0.
3286 2016-06-01 Richard Biener <rguenther@suse.de>
3288 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3289 (relational patterns): Use :c to avoid pattern duplications.
3291 2016-06-01 Richard Biener <rguenther@suse.de>
3293 * genmatch.c (comparison_code_p): New predicate.
3294 (swap_tree_comparison): New function.
3295 (commutate): Add for_vec parameter to append new for entries.
3296 Support commutating relational operators by swapping it alongside
3298 (lower_commutative): Adjust.
3299 (dt_simplify::gen): Do not pass artificial operators to gen
3301 (decision_tree::gen): Do not add artificial operators as parameters.
3302 (parser::parse_expr): Verify operator commutativity when :c is
3303 applied. Allow :C to override this.
3304 * match.pd: Adjust patterns to use :C instead of :c where required.
3306 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3308 PR tree-optimization/71077
3309 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3310 the combining step, use boolean_false_node and boolean_true_node
3311 as the designated false/true return values.
3313 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3315 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3316 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3317 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3320 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3322 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3323 of flags impliying the register renaming.
3324 * toplev.c (process_options): Do not imply flag_rename_registers with
3327 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3329 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3330 default implementation.
3332 2016-05-31 Nathan Sidwell <nathan@acm.org>
3334 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3336 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3338 * config/sh/constraints.md (b): Remove constraint.
3339 * config/sh/predicates.md (arith_reg_operand): Remove
3341 * config/sh/sh-modes.def (PDI): Remove.
3342 * config/sh/sh.c (sh_target_reg_class,
3343 sh_optimize_target_register_callee_saved): Remove functions.
3344 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3345 (sh_expand_epilogue): Update comment.
3346 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3347 sh_secondary_reload): Remove TARGET_REGS related code.
3348 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3349 TARGET_REGISTER_P): Remove macros.
3350 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3351 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3352 TR1_REG, TR2_REG): Remove constants.
3353 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3355 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3357 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3358 define_expand patterns.
3359 (adddi3_compact): Rename to adddi3.
3360 (subdi3_compact): Rename to subdi3.
3361 (*negdi2): Rename to negdi2.
3362 (*abs<mode>2): Rename to abs<mode>2.
3364 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3366 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3367 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3368 (atomic_sub_fetchsi): ... this new pattern.
3369 (mvtc): Add CC_REG clobber.
3371 2016-05-31 Marek Polacek <polacek@redhat.com>
3373 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3375 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3377 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3378 aarch64_fusion_enabled_p to check for fusion capabilities.
3380 2016-05-31 Richard Biener <rguenther@suse.de>
3382 PR tree-optimization/71352
3383 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3384 minus one and a negate.
3386 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3388 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3389 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3391 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3392 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3393 Remove use of aarch64_simd_attr_length_move, set length attribute
3395 (*aarch64_be_movoi): Likewise.
3396 (*aarch64_be_movci): Likewise.
3397 (*aarch64_be_movxi): Likewise.
3399 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3401 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3402 It no longer does that.
3403 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3405 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3407 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3408 attribute __unused__.
3410 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3412 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3413 * config/arm/arm.c (arm_arch_thumb1): Define.
3414 (arm_option_override): Initialize arm_arch_thumb1.
3415 * config/arm/arm.h (arm_arch_thumb1): Declare.
3416 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3417 support Thumb-1 ISA.
3419 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3422 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3423 `Yv' for scalar operand.
3425 2016-05-31 Tom de Vries <tom@codesourcery.com>
3427 PR tree-optimization/69068
3428 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3429 phis with more than two args.
3431 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3433 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3434 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3437 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3439 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3441 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3443 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3444 cpu_32, cpu_64, tune_32 and tune_64.
3445 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3447 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3449 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3451 2016-05-30 Andi Kleen <ak@linux.intel.com>
3453 * auto-profile.c (read_profile): Replace asserts with errors
3454 when file does not exist.
3455 * gcov-io.c (gcov_read_words): Dito.
3457 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3459 * tree-cfg.c (print_loop): Print likely upper bounds.
3461 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3463 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3464 * opts.c (default_options): Enable peel loops at -O3.
3465 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3466 (try_peel_loop): Do not re-peel already peeled loops;
3467 use likely upper bounds; fix profile updating.
3468 (pass_complete_unroll::execute): Initialize peeled_loops.
3470 2016-05-30 Martin Liska <mliska@suse.cz>
3472 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3473 computed costs by frequency of BB they belong to.
3474 (get_scaled_computation_cost_at): New function.
3476 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3477 Marc Glisse <marc.glisse@inria.fr>
3479 PR tree-optimization/71289
3480 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3482 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3484 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3486 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3488 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3489 for peeled copies; avoid underflow when updating estimates; correctly
3492 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3494 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3495 r236875. Corrected oe3 to oe2 as obvious.
3497 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3501 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3502 that inserted stmt will not dominate stmts that defines its operand.
3503 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3504 (rewrite_expr_tree_parallel): Likewise.
3506 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3509 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3510 all fields including stmt_to_insert are swapped.
3512 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3514 * predict.h (force_edge_cold): Declare.
3515 * predict.c (force_edge_cold): New function.
3516 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3518 (canonicalize_loop_induction_variables): Fix formating.
3520 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3522 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3523 (visium_expand_copysign): Use gen_int_mode directly.
3524 (visium_compute_frame_size): Minor tweaks.
3526 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3528 * tree-vect-loop.c (vect_analyze_loop_2): Use
3529 likely_max_stmt_executions_int.
3531 2016-05-30 Tom de Vries <tom@codesourcery.com>
3533 PR tree-optimization/69067
3534 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3536 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3540 New peepholes to remove unneeded fild/fistp pairs.
3541 (define_peephole2 atomic_loaddi_fpu): Ditto.
3543 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3545 * predict.c (maybe_hot_frequency_p): Avoid division.
3547 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3549 * doc/install.texi: Use https for shop.fsf.org.
3551 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3553 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3554 likely_max_stmt_executions_int.
3556 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3558 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3559 likely_max_stmt_executions_int.
3561 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3563 * profile.c (compute_branch_probabilities): Do not report hitrates
3565 (branch_prob): Report hitrates here.
3566 * predict.c (gimple_predict_edge): Do not assert profile status;
3567 fix formatting issues.
3569 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3571 * predict.c (edge_predicted_by_p): New function.
3572 (predict_paths_for_bb): Do not put multiple predictions of the same type
3575 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3577 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3580 2016-05-28 Alan Modra <amodra@gmail.com>
3582 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3584 2016-05-28 Alan Modra <amodra@gmail.com>
3586 PR rtl-optimization/71275
3587 * ira.c (ira): Free dominance info.
3589 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3591 * doc/sourcebuild.texi: New address for upstream Go repository.
3593 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3595 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3596 (TARGET_ARM_V7M): Likewise.
3598 2016-05-26 Jeff Law <law@redhat.com>
3600 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3601 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3602 * passes.def: Add jump threading passes before DOM/VRP.
3603 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3604 argument to a basic block from an edge. Remove tests which are
3606 (pass_data_thread_jumps, class pass_thread_jumps): New.
3607 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3608 (make_pass_thread_jumps): Likewise.
3609 * tree-pass.h (make_pass_thread_jumps): Declare.
3611 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3613 * config/visium/visium-protos.h (split_double_move): Rename into...
3614 (visium_split_double_move): ...this.
3615 (visium_split_double_add): Declare.
3616 * config/visium/visium.c (split_double_move): Rename into...
3617 (visium_split_double_move): ...this.
3618 (visium_split_double_add): New function.
3619 (visium_expand_copysign): Renumber operands for consistency.
3620 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3621 (DFmode move splitter): Likewise.
3622 (*addi3_insn): Split by means of visium_split_double_add.
3623 (*adddi3_insn_flags): Delete.
3624 (*plus_plus_sltu<subst_arith>): New insn.
3625 (*subdi3_insn): Split by means of visium_split_double_add.
3626 (subdi3_insn_flags): Delete.
3627 (*minus_minus_sltu<subst_arith>): New insn.
3628 (*negdi2_insn): Split by means of visium_split_double_add.
3629 (*negdi2_insn_flags): Delete.
3631 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3633 * configure.ac: Treat a --with-headers option without argument
3634 the same as the default (i.e. consult sys-include directory).
3635 * configure: Regenerate.
3637 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3639 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3640 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3642 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3643 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3645 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3648 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3649 tree-stdarg analysis results.
3650 (aarch64_setup_incoming_varargs): Likewise.
3652 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3654 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3655 va_list_gpr_counter_field and va_list_fpr_counter_field.
3657 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3660 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3661 * config/aarch64/aarch64.c
3662 (aarch64_cannot_change_mode_class): Remove function.
3663 * config/aarch64/aarch64-protos.h
3664 (aarch64_cannot_change_mode_class): Remove.
3666 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3668 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3669 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3670 get_likely_max_loop_iterations_int): New.
3671 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3672 any_likely_upper_bound.
3673 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3675 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3676 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3678 (unroll_loop_constant_iterations): Likewise.
3679 (unroll_loop_runtime_iterations): Likewise.
3680 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3681 * lto-streamer-out.c (output_cfg): Likewise.
3682 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3684 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3685 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3686 (likely_max_loop_iterations): New.
3687 (likely_max_loop_iterations_int): New.
3688 (likely_max_stmt_executions): New.
3689 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3690 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3691 likely_max_stmt_executions): Declare.
3693 2016-05-27 Marek Polacek <polacek@redhat.com>
3696 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3698 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3700 * config/s390/s390.md (2x risbg splitters): Use
3701 reg_overlap_mentioned_p instead of rtx_equal_p.
3703 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3705 * combine.c (make_compound_operation): Take known zero bits into
3706 account when checking for possible zero_extend.
3708 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3710 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3711 Use const_int_operand for operand 2 predicate. Simplify expand code
3714 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3717 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3720 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3722 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3723 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3724 that returns CC_SESWPmode and CC_ZESWPmode.
3725 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3727 (aarch64_rtx_costs): Likewise.
3729 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3731 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3732 for ISA 3.0 min/max support.
3733 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3734 conditional move support.
3735 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3736 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3738 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3739 conditional moves where the comparison type is different from move
3741 (fp_minmax): New code iterator for smin/smax.
3742 (minmax): New code attributes for min/max.
3743 (SMINMAX): Likewise.
3744 (smax<mode>3): Combine min, max insns into one insn using the
3745 fp_minmax code iterator. Add support for ISA 3.0 min/max
3746 instructions that don't need -ffast-math.
3747 (s<minmax><mode>3): Likewise.
3748 (smax<mode>3_vsx): Likewise.
3749 (smin<mode>3): Likewise.
3750 (s<minmax><mode>3_vsx): Likewise.
3751 (smin<mode>3_vsx): Likewise.
3752 (pre-VSX min/max splitters): Likewise.
3753 (s<minmax><mode>3_fpr): Likewise.
3754 (movsfcc): Rewrite floating point conditional moves to combine
3755 SFmode/DFmode into a single insn.
3756 (mov<mode>cc): Likewise.
3757 (movdfcc): Likewise.
3758 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3759 SFDF2 iterators to handle all combinations.
3760 (fseldfsf4): Likewise.
3761 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3762 (fseldfdf4): Likewise.
3763 (fselsfdf4): Likewise.
3764 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3765 comparison instructions that set a 0/-1 mask, and use it for
3766 floating point conditional move via XXSEL.
3767 (fpmask<mode>): Likewise.
3768 (xxsel<mode>): Likewise.
3769 * config/rs6000/predicates.md (min_max_operator): Delete, no
3771 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3772 instructions that generate a 0/-1 mask for use with XXSEL.
3773 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3774 say whether floating point min/max is available, either through
3775 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3776 (TARGET_MINMAX_DF): Likewise.
3778 2016-05-27 Alan Modra <amodra@gmail.com>
3780 PR rtl-optimization/71275
3781 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3782 for update_equiv_regs and combine_and_move_insns.
3784 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3787 if_then_else or cond RTXes to calculate attribute value.
3788 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3789 <attr "length_immediate>: Ditto.
3790 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3791 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3792 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3793 <attr "type">: Ditto.
3794 <attr "prefix_data16">: Ditto.
3795 <attr "prefix_extra">: Ditto.
3796 <attr "length_immediate">: Ditto.
3797 <attr "prefix">: Ditto.
3798 (vec_set<mode>_0) <attr "isa">: Ditto.
3799 <attr "prefix_extra">: Ditto.
3800 <attr "length_immediate">: Ditto.
3801 <attr "prefix">: Ditto.
3802 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3803 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3804 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3805 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3806 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3807 <attr "length_immediate">: Ditto.
3808 <attr "prefix">: Ditto.
3809 (sse2_movsd) <attr "length_immediate">: Ditto.
3810 <attr "prefix">: Ditto.
3811 (vec_concatv2df) <attr "isa">: Ditto.
3812 <attr "prefix">: Ditto.
3813 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3814 (*vec_extractv2di_1) <attr "isa">: Ditto.
3815 <attr "type">: Ditto.
3816 <attr "length_immediate">: Ditto.
3817 <attr "prefix_rex">: Ditto.
3818 <attr "prefix_extra">: Ditto.
3819 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3820 <attr "prefix_extra">: Ditto.
3821 <attr "length_immediate">: Ditto.
3822 (vec_concatv2di) <attr "isa">: Ditto.
3823 <attr "prefix_extra">: Ditto.
3824 <attr "length_immediate">: Ditto.
3825 <attr "prefix">: Ditto.
3827 2016-05-26 Martin Liska <mliska@suse.cz>
3829 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3831 (operator+): Likewise.
3832 (operator-): Likewise.
3833 (comp_cost::operator+=): Likewise.
3834 (comp_cost::operator-=): Likewise.
3835 (comp_cost::operator/=): Likewise.
3836 (comp_cost::operator*=): Likewise.
3837 (operator<): Likewise.
3838 (operator==): Likewise.
3839 (operator<=): Likewise.
3841 (infinite_cost_p): Likewise.
3842 (add_costs): Likewise.
3843 (sub_costs): Likewise.
3844 (compare_costs): Likewise.
3845 (set_group_iv_cost): Use the newly introduced functions.
3846 (get_address_cost): Likewise.
3847 (get_shiftadd_cost): Likewise.
3848 (force_expr_to_var_cost): Likewise.
3849 (split_address_cost): Likewise.
3850 (ptr_difference_cost): Likewise.
3851 (difference_cost): Likewise.
3852 (get_computation_cost_at): Likewise.
3853 (determine_group_iv_cost_generic): Likewise.
3854 (determine_group_iv_cost_address): Likewise.
3855 (determine_group_iv_cost_cond): Likewise.
3856 (autoinc_possible_for_pair): Likewise.
3857 (determine_group_iv_costs): Likewise.
3858 (cheaper_cost_pair): Likewise.
3859 (iv_ca_recount_cost): Likewise.
3860 (iv_ca_set_no_cp): Likewise.
3861 (iv_ca_set_cp): Likewise.
3862 (iv_ca_cost): Likewise.
3863 (iv_ca_new): Likewise.
3864 (iv_ca_dump): Likewise.
3865 (iv_ca_narrow): Likewise.
3866 (iv_ca_prune): Likewise.
3867 (iv_ca_replace): Likewise.
3868 (try_add_cand_for): Likewise.
3869 (try_improve_iv_set): Likewise.
3870 (find_optimal_iv_set): Likewise.
3872 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3874 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3875 that internal functions will clobber all caller-saved registers.
3877 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3879 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3880 Return a better case_values_threshold when optimizing.
3882 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3884 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3885 Add ? to integer variant.
3886 (aarch64_combinez_be): Likewise.
3888 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3890 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3891 instead of x constraint.
3892 (vcvtps2ph256<mask_name>): Likewise.
3894 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3895 alternative. Formatting fix.
3897 * config/i386/sse.md
3898 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3900 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3901 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3902 maybe_evex prefix instead of vex.
3903 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3904 EXT_REX_SSE_REG_P (op0) case in the splitter.
3906 2016-05-25 Jeff Law <law@redhat.com>
3908 PR tree-optimization/71272
3909 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3910 Update comments. Add test for empty path.
3912 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3914 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3915 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3916 special case builtin.
3917 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3918 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3919 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3920 for __builtin_vec_cmpne.
3922 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3924 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3925 redundant test and bail out if the type of the new operand is not
3926 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3928 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3931 (x_ix86_target_flags_explicit): Remove.
3932 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3933 x_ix86_target_flags_explicit.
3934 (ix86_function_specific_restore): Ditto.
3936 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3937 H.J. Lu <hongjiu.lu@intel.com>
3940 * common/config/i386/i386-common.c
3941 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3942 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3943 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3944 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3945 (-mgeneral-regs-only): Add new option.
3946 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3947 x87 instructions if only general registers are allowed.
3948 (ix86_target_string): Add ix86_flags argument. Handle additional
3949 flags options through ix86_flags argument. Update all callers.
3950 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3952 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3954 PR rtl-optimization/66940
3955 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3956 decrementing desired_val will not overflow before performing these
3959 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3961 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3962 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3963 * config/i386/i386.c (enum ix86_builtins): Add
3964 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3965 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3966 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3967 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3968 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3969 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3970 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3971 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3972 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3973 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3974 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3975 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3976 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3977 __builtin_ia32_cvtps2dq512_mask.
3978 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3979 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3980 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3981 * config/i386/sse.md
3982 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3984 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3985 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3987 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3988 (avx512f_vec_pack_sfix_v8df): New define_expand.
3989 (avx512f_roundpd512): Rename to ...
3990 (avx512f_round<castmode>512): ... this. Change iterator.
3991 (avx512f_roundps512_sfix): New define_expand.
3992 (round<mode>2_sfix): Change iterator.
3994 2016-05-25 Nick Clifton <nickc@redhat.com>
3996 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3997 static interrupt handler is detected.
3998 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3999 default linker script.
4000 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4001 the low part of a symbolic pointer.
4003 2016-05-25 Richard Biener <rguenther@suse.de>
4005 PR tree-optimization/71261
4006 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4007 interesting stmt instead of immediate uses when looking
4008 for the use operand to replace.
4010 2016-05-25 Martin Liska <mliska@suse.cz>
4012 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4014 2016-05-25 Richard Biener <rguenther@suse.de>
4016 PR tree-optimization/71264
4017 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4020 2016-05-25 Martin Liska <mliska@suse.cz>
4022 PR tree-optimization/71239
4023 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4024 if DECL_SIZE is NULL.
4026 2016-05-25 Richard Biener <rguenther@suse.de>
4028 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4029 * tree-if-conv.c (pass_data_if_conversion): Use it.
4031 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4033 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4034 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4035 * varpool.c (varpool_node::get_availability): Likewise.
4037 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4039 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4040 VNEGW/VNEGD instructions.
4041 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4042 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4043 support for ISA 3.0 VNEGW/VNEGD instructions.
4045 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4047 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4048 pointers inside OACC_DATA regions.
4049 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4050 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4051 (gimplify_adjust_omp_clauses): Fix typo in comment.
4053 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4055 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4056 parity built-in functions.
4057 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4059 (p9v_parity<mode>2): Likewise.
4060 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4062 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4063 (parity<mode>2): ISA 3.0 expander for vector parity.
4064 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4066 (BU_P9_64BIT_MISC_0): Likewise.
4067 (BU_P9_MISC_0): Likewise.
4068 (BU_P9V_AV_1): Likewise.
4069 (BU_P9V_AV_2): Likewise.
4070 (BU_P9V_AV_3): Likewise.
4071 (BU_P9V_AV_P): Likewise.
4072 (BU_P9V_VSX_1): Likewise.
4073 (BU_P9V_OVERLOAD_1): Likewise.
4074 (BU_P9V_OVERLOAD_2): Likewise.
4075 (BU_P9V_OVERLOAD_3): Likewise.
4076 (VCTZB): Add vector count trailing zeros support.
4080 (VPRTYBD): Add vector parity support.
4081 (VPRTYBQ): Likewise.
4082 (VPRTYBW): Likewise.
4083 (VCTZ): Add overloaded vector count trailing zeros support.
4084 (VPRTYB): Add overloaded vector parity support.
4085 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4086 overloaded vector count trailing zeros and parity instructions.
4087 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4088 vector parity support.
4089 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4090 trailing zeros support.
4091 (vec_cntlz): Likewise.
4092 (vec_vctzb): Likewise.
4093 (vec_vctzd): Likewise.
4094 (vec_vctzh): Likewise.
4095 (vec_vctzw): Likewise.
4096 (vec_vprtyb): Add ISA 3.0 vector parity support.
4097 (vec_vprtybd): Likewise.
4098 (vec_vprtybw): Likewise.
4099 (vec_vprtybq): Likewise.
4100 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4101 the ISA 3.0 vector count trailing zeros and vector parity built-in
4104 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4106 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4107 when there is stmt_to_insert.
4109 2016-05-24 Martin Sebor <msebor@redhat.com>
4112 * tree.h (complete_or_array_type_p): New inline function.
4114 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4116 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4117 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4118 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4120 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4121 Limit 1st alternative to noavx isa, split 2nd alternative into one
4122 noavx and one avx alternative, use *x and Bm in the former and
4123 x and m in the latter.
4125 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4126 of sse4 for the first alternative, drop %v from the template
4127 and d operand modifier. Split second alternative into one sse4_noavx
4128 and one avx alternative, use *x instead of *v in the former and v
4129 instead of *v in the latter.
4130 (*sse4_1_extractps): Use noavx isa instead of * for the first
4131 alternative, drop %v from the template. Split second alternative into
4132 one noavx and one avx alternative, use *x instead of *v in the
4133 former and v instead of *v in the latter.
4134 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4135 with noavx and the last one with avx.
4136 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4137 split the second one into one noavx and one avx alternative,
4138 use *x and Bm in the former and x and m in the latter one.
4139 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4142 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4143 first two alternatives to noavx, use *x instead of *v in the second
4144 one, add avx alternative without *.
4145 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4146 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4147 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4149 2016-05-24 Jeff Law <law@redhat.com>
4151 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4152 New function, extracted from...
4153 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4154 Allow simple copies and constant initializations in the SSA chain.
4156 2016-05-24 Marek Polacek <polacek@redhat.com>
4159 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4162 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4165 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4166 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4167 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4168 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4169 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4171 2016-05-24 Richard Biener <rguenther@suse.de>
4173 PR tree-optimization/71240
4174 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4177 2016-05-24 Richard Biener <rguenther@suse.de>
4179 PR tree-optimization/71230
4180 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4182 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4184 * tree-vectorizer.h (vectorizable_comparison): Delete.
4185 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4186 PURE_SLP_STMT check.
4187 * tree-vect-stmts.c (vectorizable_call): Likewise.
4188 (vectorizable_simd_clone_call): Likewise.
4189 (vectorizable_conversion): Likewise.
4190 (vectorizable_assignment): Likewise.
4191 (vectorizable_shift): Likewise.
4192 (vectorizable_operation): Likewise.
4193 (vectorizable_load): Likewise.
4194 (vectorizable_condition): Likewise.
4195 (vectorizable_store): Likewise. Assert that we don't have
4197 (vectorizable_comparison): Make static. Remove redundant
4198 PURE_SLP_STMT check.
4199 (vect_transform_stmt): Assert that we always have an slp_node
4202 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4204 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4205 operands[2] against 1 with comparison against CONST1_RTX.
4206 (<shift>di3_neon): Likewise.
4207 * config/arm/predicates.md (const0_operand): Replace with comparison
4210 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4212 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4213 operands[2] against 1 with comparison against CONST1_RTX.
4214 (ashrdi3): Likewise.
4215 (lshrdi3): Likewise.
4216 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4218 (ashrsi3): Likewise.
4219 (lshrsi3): Likewise.
4220 (rotrsi3): Likewise.
4221 (define_split above *compareqi_eq0): Likewise.
4222 (define_split above "prologue"): Likewise.
4223 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4224 * config/arm/predicates.md (shift_operator): Likewise.
4225 (shift_nomul_operator): Likewise.
4226 (sat_shift_operator): Likewise.
4227 (thumb1_cmp_operand): Likewise.
4228 (const_neon_scalar_shift_amount_operand): Replace manual range
4229 check with IN_RANGE.
4230 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4231 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4233 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4235 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4236 with HOST_WIDE_INT_1.
4238 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4239 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4240 (arm_canonicalize_comparison): Likewise.
4241 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4243 (thumb1_size_rtx_costs): Likewise.
4244 (vfp_const_double_index): Replace cast of 1 to unsigned
4245 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4246 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4248 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4249 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4250 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4251 HOST_WIDE_INT with HOST_WIDE_INT_1.
4253 2016-05-24 Marek Polacek <polacek@redhat.com>
4255 * tree-cfg.h (should_remove_lhs_p): New predicate.
4256 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4257 * gimplify.c (gimplify_modify_expr): Likewise.
4258 * tree-cfg.c (verify_gimple_call): Likewise.
4259 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4260 * gimple-fold.c: Include "tree-cfg.h".
4261 (gimple_fold_call): Use should_remove_lhs_p.
4263 2016-05-24 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/71253
4266 * cfganal.h (control_dependences): Make robust against edge
4268 (control_dependences::control_dependences): Remove edge_list argument.
4269 (control_dependences::get_edge): Remove.
4270 (control_dependences::get_edge_src): Add.
4271 (control_dependences::get_edge_dest): Likewise.
4272 (control_dependences::m_el): Make a vector of edge src/dest index.
4273 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4274 (control_dependences::control_dependences): Likewise.
4275 (control_dependences::~control_dependence): Likewise.
4276 (control_dependences::get_edge): Remove.
4277 (control_dependences::get_edge_src): Add.
4278 (control_dependences::get_edge_dest): Likewise.
4279 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4281 (perform_tree_ssa_dce): Adjust.
4282 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4284 (pass_loop_distribution::execute): Adjust. Do loop destroying
4285 conditional on changed.
4287 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4290 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4291 return. Reindent transformation comment and mention the ARM state
4294 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4297 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4298 after build_and_add_sum creates new use stmt.
4300 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4302 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4303 load_lanes/grouped_load classification comes first. Don't check
4304 whether the vectorization factor is a multiple of the group size
4307 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4309 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4310 GROUP_GAP for single-element interleaving.
4311 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4314 2016-05-24 Richard Biener <rguenther@suse.de>
4318 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4319 bases which are accessed with non-invariant indices.
4320 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4321 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4323 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4326 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4327 (add_to_ops_vec): Add stmt_to_insert.
4328 (add_repeat_to_ops_vec): Init stmt_to_insert.
4329 (insert_stmt_before_use): New.
4330 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4332 (get_ops): Init stmt_to_insert.
4333 (maybe_optimize_range_tests): Likewise.
4334 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4335 (rewrite_expr_tree_parallel): Likewise.
4336 (reassociate_bb): Likewise.
4338 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4341 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4342 ISA 3.0 xxperm fusion alternative.
4343 (altivec_vperm_v8hiv16qi): Likewise.
4344 (altivec_vperm_<mode>_uns_internal): Likewise.
4345 (vperm_v8hiv4si): Likewise.
4346 (vperm_v16qiv8hi): Likewise.
4348 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4349 Kelvin Nilsen <kelvin@gcc.gnu.org>
4351 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4352 vpermr/xxpermr on ISA 3.0.
4353 (altivec_expand_vec_perm_le): Likewise.
4354 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4355 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4358 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/i386.h (IS_STACK_MODE): Enable for
4361 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4362 SSE_FLOAT_MODE_P macros.
4363 * config/i386/i386.c (ix86_preferred_reload_class): Use
4364 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4365 Cleanup regclass processing for CONST_DOUBLE_P.
4366 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4367 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4368 with IS_STACK_MODE macro.
4369 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4371 (*movdf_internal): Use IS_STACK_MODE macro.
4372 (*movsf_internal): Ditto.
4374 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4376 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4377 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4379 2016-05-23 Jeff Law <law@redhat.com>
4381 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4383 (fsm_find_control_statement_thread_paths): Call it.
4385 2016-05-23 Martin Jambor <mjambor@suse.cz>
4388 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4389 from_global_constant if t is not NULL.
4391 2016-05-23 Marek Polacek <polacek@redhat.com>
4394 * common.opt (Wswitch-unreachable): New option.
4395 * doc/invoke.texi: Document -Wswitch-unreachable.
4396 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4399 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4401 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4402 TMR_INDEX is non-NULL.
4404 2016-05-23 Richard Biener <rguenther@suse.de>
4406 PR tree-optimization/71230
4407 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4408 (try_special_add_to_ops): ... here. Always test for single-use.
4410 2016-05-23 Martin Jambor <mjambor@suse.cz>
4412 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4413 default block if a PHI node in the original one would be resized.
4415 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4417 PR tree-optimization/58135
4418 * tree-vect-slp.c: When group size is not multiple
4419 of vector size, allow splitting of store group at
4422 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4424 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4426 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4428 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4429 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4430 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4433 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4434 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4435 v constraint instead of x and vinserti32x4 insn.
4437 * config/i386/sse.md (i128vldq): New mode iterator.
4438 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4439 avx512dq and avx512vl alternatives.
4441 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4442 constraint, use maybe_evex prefix instead of vex.
4443 (vec_dupv4sf): Use v constraint instead of x for output
4444 operand except for noavx alternative, use Yv constraint
4445 instead of x for input. Use maybe_evex prefix instead of vex.
4446 (*vec_dupv4si): Likewise.
4447 (*vec_dupv2di): Likewise.
4449 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4452 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4453 (linearize_expr_tree): Call try_special_add_to_ops.
4454 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4456 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4458 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4459 to computed stack_usage.
4461 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4464 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4465 operand is subreg (symbol_ref) then move the symbol ref to register.
4467 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4469 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4471 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4474 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4477 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4479 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4480 ranges by calling get_single_symbol and tidy up. Look more closely
4481 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4483 2016-05-20 Jeff Law <law@redhat.com>
4485 * bitmap.c (bitmap_find_bit): Remove useless test.
4487 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4489 * function.c (thread_prologue_and_epilogue_insns): Commit the
4490 insertion of the epilogue.
4492 2016-05-20 Martin Jambor <mjambor@suse.cz>
4494 PR tree-optimization/70884
4495 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4496 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4497 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4498 of constant pool data as a reason for scalarization.
4500 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4502 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4503 for naked functions.
4504 (thumb1_expand_prologue): Likewise.
4506 2016-05-20 Nathan Sidwell <nathan@acm.org>
4508 * config/nvptx/nptx.c (nvptx_option_override): Only set
4509 flag_toplevel_reorder, if not explicitly specified. Set
4510 flag_no_common, unless explicitly specified.
4512 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4514 * calls.c (can_implement_as_sibling_call_p): Mark param
4515 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4517 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4520 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4521 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4523 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4524 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4527 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4529 * config/nvptx/nvptx.md (sincossf3): New pattern.
4531 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4533 * calls.c (maybe_complain_about_tail_call): New function.
4534 (initialize_argument_information): Call
4535 maybe_complain_about_tail_call when clearing *may_tailcall.
4536 (can_implement_as_sibling_call_p): Call
4537 maybe_complain_about_tail_call when returning false.
4538 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4539 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4540 if tail-call optimization fails.
4541 * cfgexpand.c (expand_call_stmt): Initialize
4542 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4543 * gimple-pretty-print.c (dump_gimple_call): Dump
4544 gimple_call_must_tail_p.
4545 * gimple.c (gimple_build_call_from_tree): Call
4546 gimple_call_set_must_tail with the value of
4547 CALL_EXPR_MUST_TAIL_CALL.
4548 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4549 (gimple_call_set_must_tail): New function.
4550 (gimple_call_must_tail_p): New function.
4551 * print-tree.c (print_node): Update printing of TREE_STATIC
4552 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4553 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4554 trailing comment listing applicable flags.
4555 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4557 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4559 * calls.c (expand_call): Move "Rest of purposes for tail call
4560 optimizations to fail" to...
4561 (can_implement_as_sibling_call_p): ...this new function, and
4562 split into multiple "if" statements.
4564 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4566 * cfgloop.h (expected_loop_iterations_unbounded,
4567 expected_loop_iterations): Unconstify.
4568 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4569 profile with known upper bound; return 3 when profile is absent.
4570 (expected_loop_iterations): Update.
4572 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4574 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4575 and get_max_loop_iterations_int.
4577 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4579 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4580 realistic upper bounds here.
4582 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4585 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4586 calls if the LHS is variable length or has addressable type.
4587 If targets[0]->decl is a noreturn call with void return type and
4588 zero arguments, adjust fntype and remove lhs in that case.
4590 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4592 PR tree-optimization/71079
4593 PR tree-optimization/71206
4594 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4596 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4598 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4599 (get_vec_alignment_for_array_decl): Likewise.
4600 (get_vec_alignment_for_record_decl): Likewise.
4601 (increase_alignment::execute): Move code to find alignment to
4602 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4603 (type_align_map): New hash_map.
4605 2016-05-20 Richard Guenther <rguenther@suse.de>
4607 PR tree-optimization/29756
4608 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4609 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4610 * fold-const.c (operand_equal_p): Likewise.
4611 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4612 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4613 * tree-inline.c (estimate_operator_cost): Likewise.
4614 * tree-pretty-print.c (dump_generic_node): Likewise.
4615 * tree-ssa-operands.c (get_expr_operands): Likewise.
4616 * cfgexpand.c (expand_debug_expr): Likewise.
4617 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4618 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4619 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4620 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4621 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4622 (execute_update_addresses_taken): Do it.
4624 2016-05-20 Richard Biener <rguenther@suse.de>
4626 PR tree-optimization/71185
4627 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4628 register operations.
4630 2016-05-20 Richard Biener <rguenther@suse.de>
4632 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4633 gimple_seq_add_seq_without_update.
4634 (release_bb_predicate): Assert we have no operands to free.
4635 (if_convertible_loop_p_1): Calculate post dominators later.
4636 Do not free BB predicates here.
4637 (combine_blocks): Do not recompute BB predicates.
4638 (version_loop_for_if_conversion): Save BB predicates around
4641 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4643 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4644 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4645 code. Ignore sibcalls on EDGE_IGNORE edges.
4646 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4647 on edges for sibcalls that run without prologue. The rest of the
4648 function is combined from...
4649 (fix_fake_fallthrough_edge): ... this, and ...
4650 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4651 function argument, make it a local variable.
4653 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4655 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4656 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4657 for 32-bit mode and SEH for 64-bit.
4658 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4659 TARGET_64BIT_DEFAULT.
4661 2016-05-19 Ryan Burn <contact@rnburn.com>
4663 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4664 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4666 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4668 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4669 force pending loads from memory.
4671 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4673 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4674 (UNSPEC_DARN_32): New unspec constant.
4675 (UNSPEC_DARN_RAW): New unspec constant.
4676 (darn_32): New instruction.
4677 (darn_raw): New instruction.
4678 (darn): New instruction.
4679 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4680 support and documentation for this macro.
4681 (BU_P9_MISC_1): New macro definition.
4682 (BU_P9_64BIT_MISC_0): New macro definition.
4683 (BU_P9_MISC_0): New macro definition.
4684 (darn_32): New builtin definition.
4685 (darn_raw): New builtin definition.
4686 (darn): New builtin definition.
4687 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4688 RS6000_BUILTIN_0 directives to surround each occurrence of
4689 #include "rs6000-builtin.def".
4690 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4691 RS6000_BTM_64BIT flags to the returned mask, depending on
4693 (def_builtin): Correct an error in the assignments made to the
4694 debugging variable attr_string.
4695 (rs6000_expand_builtin): Add support for no-operand built-in
4697 (builtin_function_type): Remove fatal_error assertion that is no
4699 (rs6000_common_init_builtins): Add support for no-operand built-in
4701 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4703 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4705 (RS6000_BTM_64BIT): New macro definition.
4706 * doc/extend.texi: Document __builtin_darn (void),
4707 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4710 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4712 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4713 max_loop_iterations_int.
4715 2016-05-19 Marek Polacek <polacek@redhat.com>
4717 PR tree-optimization/71031
4718 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4719 condition and adjust the code a bit.
4721 2016-05-19 Martin Liska <mliska@suse.cz>
4723 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4724 auto_vec instead of vec.
4726 2016-05-19 Martin Liska <mliska@suse.cz>
4728 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4730 2016-05-19 Martin Liska <mliska@suse.cz>
4732 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4734 2016-05-19 Martin Liska <mliska@suse.cz>
4736 * ipa-pure-const.c (set_function_state): Remove an existing
4738 (remove_node_data): Do not free it as it's released
4739 in set_function_state.
4741 2016-05-19 Martin Liska <mliska@suse.cz>
4743 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4746 2016-05-19 Martin Liska <mliska@suse.cz>
4748 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4750 2016-05-19 Martin Liska <mliska@suse.cz>
4752 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4753 an auto_vec instead of re-creating it.
4755 2016-05-19 Martin Liska <mliska@suse.cz>
4757 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4758 auto_vec instead of vec.
4760 2016-05-19 Martin Liska <mliska@suse.cz>
4762 * lto-section-in.c (lto_get_section_data): Call
4763 lto_check_version with additional argument.
4764 * lto-streamer.c (lto_check_version): Add new argument.
4765 * lto-streamer.h (lto_check_version): Likewise.
4767 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4769 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4770 Don't add cost of inner memory when handling sign-extended loads.
4772 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4774 PR rtl-optimization/71148
4775 * cse.c (cse_main): Free dominance info.
4776 (rest_of_handle_cse): Don't free dominance info.
4777 (rest_of_handle_cse2): Likewise.
4778 (rest_of_handle_cse_after_global_opts): Likewise.
4780 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4783 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4784 NULL_TREE early if NEON is not available. Remove now redundant check
4785 in ARM_CHECK_BUILTIN_MODE.
4787 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4790 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4791 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4792 * doc/cpp.texi: Document new macros.
4794 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4796 PR tree-optimization/69848
4797 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4798 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4800 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4802 * function.c (thread_prologue_and_epilogue_insn): Move the
4803 "goto epilogue_done" one block later.
4805 2016-05-19 Richard Biener <rguenther@suse.de>
4807 PR tree-optimization/70729
4808 * passes.def: Move LIM pass before PRE. Remove no longer
4809 required copyprop and move first DCE out of the loop pipeline.
4811 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4814 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4815 (OBJS-libcommon-target): ...here.
4816 * opts-common.c: Include spellcheck.h.
4817 (cmdline_handle_error): Build a vec of valid options and use it
4818 to suggest provide hints for misspelled arguments.
4820 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4823 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4824 lhs if it has TREE_ADDRESSABLE type.
4826 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4829 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4830 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4832 2016-05-18 Martin Jambor <mjambor@suse.cz>
4835 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4836 input for NOP_EXPR pass-through functions.
4837 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4838 aggregate global constant VAR_DECLs in constant jump functions.
4840 2016-05-18 Martin Jambor <mjambor@suse.cz>
4843 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4844 from TREE_READONLY parameters.
4846 2016-05-18 Martin Jambor <mjambor@suse.cz>
4849 * cgraph.h (cgraph_indirect_call_info): New field
4850 guaranteed_unmodified.
4851 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4852 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4854 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4855 pass the parameter value to ipa_find_agg_cst_for_param.
4856 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4857 guaranteed_unmodified, store AA results there instead of bailing out
4859 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4860 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4861 (find_constructor_constant_at_offset): New function.
4862 (ipa_find_agg_cst_from_init): Likewise.
4863 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4864 static initializers of contants, report back through a new paameter
4865 from_global_constant if that was the case.
4866 (try_make_edge_direct_simple_call): Also pass parameter value to
4867 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4869 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4870 (ipa_read_indirect_edge_info): Likewise.
4871 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4872 (ipa_load_from_parm_agg): Likewise.
4874 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4876 PR rtl-optimization/71150
4877 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4880 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4883 * config/rs6000/constraints.md (wE constraint): New constraint
4884 for a vector constant that can be loaded with XXSPLTIB.
4885 (wM constraint): New constraint for a vector constant of a 1's.
4886 (wS constraint): New constraint for a vector constant that can be
4887 loaded with XXSPLTIB and a vector sign extend instruction.
4888 * config/rs6000/predicates.md (xxspltib_constant_split): New
4889 predicates for wE/wS constraints.
4890 (xxspltib_constant_nosplit): Likewise.
4891 (easy_vector_constant): Add support for constants that can be
4892 loaded via XXSPLTIB.
4893 (all_ones_constant): New predicate for vector constant with all
4895 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4896 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4897 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4898 instruction and possibly with a sign extension.
4899 (output_vec_const_move): Add support for XXSPLTIB. If we are
4900 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4901 instead of XXLXOR/XXLORC.
4902 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4904 (rs6000_legitimize_reload_address): Likewise.
4905 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4907 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4908 combine VSX_M and VSX_M2 into one iterator.
4910 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4911 (VSINT_842): Likewise.
4912 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4913 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4914 XXSPLTIB instruction.
4915 (xxspltib_<mode>_nosplit): Likewise.
4916 (xxspltib_<mode>_split): New insn to load up constants with
4917 XXSPLTIB and a sign extend instruction.
4918 (vsx_mov<mode>): Replace single move that handled all vector types
4919 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4920 moves (when -mvsx-timode is in effect) into the main vector
4921 moves. Eliminate separate moves for <VSr> <VSa>, where the
4922 preferred register class (<VSr>) is listed first, and the
4923 secondary register class (<VSa>) is listed second with a '?' to
4924 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4925 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4926 that if the register was involved in a slow operation, the
4927 clear/set operation does not wait for the slow operation to
4928 finish. Adjust the length attributes for 32-bit mode. Use
4929 rs6000_output_move_128bit and drop the use of the string
4930 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4931 spacing so that the alternatives and attributes don't generate
4932 long lines, and put things in columns, so that it is easier to
4933 match up the operands and attributes with the insn alternatives.
4934 (vsx_mov<mode>_64bit): Likewise.
4935 (vsx_mov<mode>_32bit): Likewise.
4936 (vsx_movti_64bit): Fold movti into normal vector moves.
4937 (vsx_movti_32bit): Likewise.
4938 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4940 (vsx_splat_v4si_internal): Likewise.
4941 (vsx_splat_v4sf_internal): Likewise.
4942 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4943 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4944 extend vector elements.
4945 (vsx_sign_extend_hi_<mode>): Likewise.
4946 (vsx_sign_extend_si_v2di): Likewise.
4947 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4949 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4950 constraints. Add trailing period to wL documentation.
4952 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4955 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4956 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4957 * tree-call-cdce.c: Include tree-dfa.h.
4958 (can_guard_call_p): New function, extracted from...
4959 (can_use_internal_fn): ...here.
4960 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4962 (shrink_wrap_one_built_in_call): Likewise.
4963 (use_internal_fn): Likewise.
4964 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4965 and return void. Call replace_abnormal_ssa_names.
4966 (pass_call_cdce::execute): Check can_guard_call_p during the
4967 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4968 will always change something.
4970 2016-05-18 Martin Jambor <mjambor@suse.cz>
4973 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4974 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4976 2016-05-18 Martin Jambor <mjambor@suse.cz>
4979 * ipa-inline.h (condition): New field size.
4980 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4981 for comaprison and store it into the new condition.
4982 (evaluate_conditions_for_known_args): Use condition size to check
4983 access sizes for all but CHANGED conditions.
4984 (unmodified_parm_1): New parameter size_p, store access size into it.
4985 (unmodified_parm): Likewise.
4986 (unmodified_parm_or_parm_agg_item): Likewise.
4987 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4988 (set_cond_stmt_execution_predicate): Extract access sizes and store
4990 (set_switch_stmt_execution_predicate): Likewise.
4991 (will_be_nonconstant_expr_predicate): Likewise.
4992 (will_be_nonconstant_predicate): Likewise.
4993 (inline_read_section): Stream condition size.
4994 (inline_write_summary): Likewise.
4996 2016-05-18 Richard Biener <rguenther@suse.de>
4998 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4999 condition cost to PHI cost instead of total_cost.
5001 2016-05-18 Martin Liska <mliska@suse.cz>
5004 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5007 2016-05-18 Richard Biener <rguenther@suse.de>
5009 * lto-streamer.h (LTO_major_version): Bump to 6.
5011 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5013 * function.c (make_split_prologue_seq, make_prologue_seq,
5014 make_epilogue_seq): New functions, factored out from...
5015 (thread_prologue_and_epilogue_insns): Here.
5017 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5019 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5020 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5021 of before. Add a comment.
5023 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5025 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5026 expression pointer, not pointer to the pointer.
5028 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5030 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5031 (avx2_pbroadcast<mode>): Add another alternative with v instead
5032 of x constraints in it, using <pbroadcast_evex_isa> isa.
5033 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5035 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5036 constraint x instead of v in second alternative, add avx512bw
5039 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5040 constraint x instead of v in second alternative, add avx512bw
5043 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5044 constraint x instead of v in second alternative, add avx512bw
5047 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5048 avx512bw alternative.
5050 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5052 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5054 (define_insn "*andnottf3"): Ditto.
5055 (define_insn "*<code><mode>3"/any_logic): Ditto.
5056 (define_insn "*<code>tf3"/any_logic): Ditto.
5057 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5058 operand to block AVX-512VL insn variant emit when it is not enabled.
5060 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5062 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5063 constraint fot SF mode.
5065 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5066 Kirill Yukhin <kirill.yukhin@intel.com>
5068 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5070 (define_insn "rsqrt14<mode>"): Ditto.
5071 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5072 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5073 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5074 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5075 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5077 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5078 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5079 * config/i386/i386.c (ix86_print_operand): Expand check for size
5080 override codes for Intel syntax.
5082 2016-05-18 Richard Biener <rguenther@suse.de>
5084 PR tree-optimization/71168
5085 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5086 initialization earlier.
5088 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5090 * config/aarch64/aarch64-simd.md
5091 (aarch64_reduc_plus_internal<mode>): Rename to...
5092 (reduc_plus_scal): ...This, and remove previous implementation.
5094 2016-05-18 Richard Biener <rguenther@suse.de>
5096 * passes.def: Put late dse and cd_dce in canonical order.
5098 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5100 * ipa-inline-transform.c (preserve_function_body_p): Look for
5101 first non-thunk clone.
5102 (save_function_body): Save into first non-thunk.
5103 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5105 (lto_output_node): Inline thunks don't need body in every
5107 * lto-streamer-in.c: Do not fixup thunk clones.
5108 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5110 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5113 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5116 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5117 (reassociate_bb): Call transform_add_to_multiply.
5119 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5121 * config/aarch64/aarch64.c (all_extensions): Removed unused
5124 2016-05-17 Nathan Sidwell <nathan@acm.org>
5126 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5127 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5129 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5131 PR tree-optimization/54579
5133 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5135 2016-05-17 Marek Polacek <polacek@redhat.com>
5138 * tree-inline.c (expand_call_inline): Call
5139 maybe_remove_unused_call_args.
5141 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5143 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5144 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5145 * doc/md.texi (fmin@var{m}3): Likewise.
5147 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5149 * match.pd (X & C): New transformation.
5151 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5153 * match.pd (~X & Y): New transformation.
5155 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5157 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5158 information for new SSA_NAME.
5159 (simplify_conversion_using_ranges): Get range through get_range_info
5160 instead of get_value_range.
5162 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5164 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5165 Remove inline assembly.
5166 (vmvn_s16): Likewise.
5167 (vmvn_s32): Likewise.
5168 (vmvn_u8): Likewise.
5169 (vmvn_u16): Likewise.
5170 (vmvn_u32): Likewise.
5171 (vmvnq_s8): Likewise.
5172 (vmvnq_s16): Likewise.
5173 (vmvnq_s32): Likewise.
5174 (vmvnq_u8): Likewise.
5175 (vmvnq_u16): Likewise.
5176 (vmvnq_u32): Likewise.
5177 (vmvn_p8): Likewise.
5178 (vmvnq_p16): Likewise.
5180 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5182 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5184 (vmul_n_s16): Likewise.
5185 (vmul_n_s32): Likewise.
5186 (vmul_n_u16): Likewise.
5187 (vmul_n_u32): Likewise.
5188 (vmulq_n_f32): Likewise.
5189 (vmulq_n_f64): Likewise.
5190 (vmulq_n_s16): Likewise.
5191 (vmulq_n_s32): Likewise.
5192 (vmulq_n_u16): Likewise.
5193 (vmulq_n_u32): Likewise.
5195 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5197 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5198 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5200 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5202 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5203 to *aarch64_fma4_elt_from_dup<mode>.
5204 (*aarch64_fnma4_elt_to_128df): Rename to
5205 *aarch64_fnma4_elt_from_dup<mode>.
5206 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5207 (vfms_n_f32): Likewise.
5208 (vfms_n_f64): Likewise.
5209 (vfmsq_n_f32): Likewise.
5210 (vfmsq_n_f64): Likewise.
5212 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5214 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5216 2016-05-17 Richard Biener <rguenther@suse.de>
5218 PR tree-optimization/71132
5219 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5220 Only add control dependences for blocks in the loop.
5221 (build_rdg): Adjust.
5222 (generate_code_for_partition): Return whether loop should
5223 be destroyed and delay that.
5224 (distribute_loop): Likewise.
5225 (pass_loop_distribution::execute): Record loops to be destroyed
5226 and perform delayed destroying of loops.
5228 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5231 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5233 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5235 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5237 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5240 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5241 insertion point for instructions generated by validize_mem.
5243 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5245 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5248 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5250 * config/aarch64/aarch64.c
5251 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5252 rather than a macro.
5254 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5256 * doc/invoke.texi (AArch64 Options): Various updates.
5258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5260 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5261 into instrumentation thunks.
5262 * cif-code.def (CIF_CHKP): New.
5264 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5266 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5268 2016-05-16 Martin Jambor <mjambor@suse.cz>
5270 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5271 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5273 2016-05-16 Marek Polacek <polacek@redhat.com>
5275 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5278 2016-05-16 Martin Jambor <mjambor@suse.cz>
5281 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5282 the outlined kernel function.
5284 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5286 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5287 (ISA_HAS_DLSA): Ditto.
5289 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5291 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5293 2016-05-16 Nathan Sidwell <nathan@acm.org>
5295 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5296 (nvptx_name_replacement): Restore. Add comment.
5297 (write_fn_proto, write_fn_proto_from_insn,
5298 nvptx_output_call_insn): Restore
5299 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5301 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5303 * config/aarch64/aarch64.md
5304 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5305 (add<mode>3_compareC_imm): Likewise.
5306 (<optab>si3_uxtw): Split into register and immediate variants.
5307 (andsi3_compare0_uxtw): Likewise.
5308 (and<mode>3_compare0): Likewise.
5309 (and<mode>3nr_compare0): Likewise.
5310 (stack_protect_test_<mode>): Don't use %x for memory operands.
5312 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5314 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5316 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5318 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5319 Split integer shifts into shift_reg and bfm.
5320 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5321 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5322 (ror<mode>3_insn): Likewise.
5323 (<optab>si3_insn_uxtw): Likewise.
5324 (<optab><mode>3_insn): Change to rotate_imm.
5325 (extr<mode>5_insn_alt): Likewise.
5326 (extrsi5_insn_uxtw): Likewise.
5327 (extrsi5_insn_uxtw_alt): Likewise.
5329 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5331 * doc/tm.texi: Regenerate.
5332 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5333 (TARGET_INVALID_RETURN_TYPE): Remove.
5334 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5335 TARGET_INVALID_RETURN_TYPE.
5336 * target.def (invalid_parameter_type): Remove.
5337 (invalid_return_type): Remove.
5339 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5341 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5342 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5344 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5346 (preserve_function_body_p): No need to preserve function body
5347 * cif-codes.def (CIF_THUNK): Remove.
5348 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5352 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5354 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5356 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5359 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5361 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5362 (inline_small_functions): Do not look for function symbol when
5365 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5367 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5370 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5371 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5372 Jiong Wang <jiong.wang@arm.com>
5374 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5375 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5376 Define __ARM_FP16_ARGS when appropriate.
5377 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5379 (arm_invalid_return_type): Likewise.
5380 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5381 (TARGET_INVALID_RETURN_TYPE): Remove.
5382 (aapcs_vfp_sub_candidate): Allow HFmode.
5383 (aapcs_vfp_allocate): Add comment. Support HFmode.
5384 (aapcs_vfp_allocate_return_reg): Likewise.
5385 (struct aapcs_cp_arg_layout): Slightly reword comments for
5386 is_return_candidate and allocate_return_reg.
5387 (output_mov_vfp): Update assert.
5388 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5390 (arm_invalid_parameter_type): Remove.
5391 (amr_invalid_return_type): Remove.
5392 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5393 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5394 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5396 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5398 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5399 * config/aarch64/arch64-protos.h
5400 (aarch64_legitimize_reload_address): Remove.
5401 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5404 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5406 * configure.ac: Add ACX_NONCANONICAL_HOST.
5407 * configure: Regenerate.
5408 * Makefile.in: Set host_noncanonical.
5410 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5413 * config/i386/i386.md (*movtf_internal): Before register allocation,
5414 do not allow FP constants for CM_MEDIUM memory model, allow only
5415 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5416 (*movxf_internal): Ditto.
5417 (*movdf_internal): Ditto.
5418 (*movsf_internal): Ditto.
5420 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5422 PR rtl-optimization/67483
5423 * combine.c (make_compound_operation): Don't call extract_left_shift
5424 with negative shift amounts.
5426 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5429 * fold-const.c (fold_checksum_tree): Allow modification
5430 of TYPE_ALIAS_SET during folding.
5432 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5433 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5434 (ix86_split_to_parts): Likewise. Fix up formatting.
5436 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5438 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5439 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5442 2016-05-13 Nathan Sidwell <nathan@acm.org>
5444 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5445 (nvptx_name_replacement): Delete.
5446 (write_fn_proto, write_fn_proto_from_insn,
5447 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5448 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5449 * langhooks.c (add_builtin_funcction_common): Call
5450 targetm.mangle_decl_assembler_name.
5452 * config/nvptx/nvptx.c (write_fn_proto): Handle
5453 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5455 2016-05-13 Martin Liska <mliska@suse.cz>
5457 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5458 and PRIu64 in printf format.
5460 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5462 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5465 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5467 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5468 Change --param max-completely-peeled-times to
5469 --param max-completely-peel-times in dump file printing.
5471 2016-05-13 Richard Biener <rguenther@suse.de>
5473 PR tree-optimization/42587
5474 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5475 (find_bswap_or_nop_1): Likewise.
5476 (bswap_replace): Likewise.
5478 2016-05-13 Martin Liska <mliska@suse.cz>
5480 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5481 Initialize a variable with default value.
5483 2016-05-13 Martin Liska <mliska@suse.cz>
5485 * doc/invoke.texi: Enhance explanation of error recovery
5488 2016-05-13 Martin Liska <mliska@suse.cz>
5490 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5491 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5492 (iv_inv_expr_ent *).
5493 (struct iv_inv_expr_ent): Comment struct fields.
5494 (sort_iv_inv_expr_ent): New function.
5495 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5496 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5497 a hash_map between iv_inv_expr_ent and number of usages.
5498 (niter_for_exit): Fix coding style.
5499 (tree_ssa_iv_optimize_init): Use renamed variable.
5500 (determine_base_object): Fix coding style.
5501 (alloc_iv): Likewise.
5502 (find_interesting_uses_outside): Likewise.
5503 (add_candidate_1): Likewise.
5504 (add_standard_iv_candidates): Likewise.
5505 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5506 (prepare_decl_rtl): Fix coding style.
5507 (get_address_cost): Likewise.
5508 (get_shiftadd_cost): Likewise.
5509 (force_expr_to_var_cost): Likewise.
5510 (compare_aff_trees): Likewise.
5511 (get_expr_id): Restructure the function.
5512 (get_loop_invariant_expr_id): Renamed to
5513 get_loop_invariant_expr.
5514 (get_computation_cost_at): Replace usage of inv_expr_id with
5516 (get_computation_cost): Likewise.
5517 (determine_group_iv_cost_generic): Likewise.
5518 (determine_group_iv_cost_address): Likewise.
5519 (iv_period): Fix coding style.
5520 (iv_elimination_compare_lt): Likewise.
5521 (may_eliminate_iv): Likewise.
5522 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5524 (determine_group_iv_costs): Dump invariant expressions.
5525 (iv_ca_recount_cost): Use the newly added hash_map.
5526 (iv_ca_set_remove_invariants): Fix coding style.
5527 (iv_ca_set_add_invariants): Fix coding style.
5528 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5530 (iv_ca_set_cp): Likewise.
5531 (iv_ca_new): Initialize the newly added hash_map and remove
5532 initialization of fields.
5533 (iv_ca_free): Delete the hash_map.
5534 (iv_ca_dump): Dump invariant expressions.
5535 (iv_ca_extend): Fix coding style.
5536 (try_add_cand_for): Likewise.
5537 (create_new_ivs): Dump information about # of avg iterations and
5538 # of used invariant expressions.
5539 (rewrite_use_compare): Fix coding style.
5540 (free_loop_data): Set default value for max_inv_expr_id.
5542 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5544 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5545 returned value cse_cfg_altered computation.
5546 (rest_of_handle_cse2): Likewise.
5547 (rest_of_handle_cse_after_global_opts): Likewise.
5549 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5552 * config/arm/arm.c (arm32_output_mi_thunk): New.
5553 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5554 to split Thumb1 vs TARGET_32BIT functionality.
5555 (arm_thumb1_mi_thunk): New.
5557 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5559 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5562 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5565 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5567 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5569 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5570 (expand_builtin_trap): Emit a regular call.
5571 (set_builtin_user_assembler_name): Remove obsolete cases.
5572 * dse.c (scan_insn): Adjust.
5573 * except.c: Include calls.h.
5574 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5575 emit a regular call to setjmp.
5576 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5577 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5578 (emit_block_move_via_libcall): Delete.
5579 (block_move_fn): Delete.
5580 (init_block_move_fn): Likewise.
5581 (emit_block_move_libcall_fn): Likewise.
5582 (emit_block_op_via_libcall): New function.
5583 (set_storage_via_libcall): Tidy up and use memset builtin.
5584 (block_clear_fn): Delete.
5585 (init_block_clear_fn): Likewise.
5586 (clear_storage_libcall_fn): Likewise.
5587 (expand_assignment): Call emit_block_move_via_libcall.
5588 Do not include gt-expr.h.
5589 * expr.h (emit_block_op_via_libcall): Declare.
5590 (emit_block_copy_via_libcall): New inline function.
5591 (emit_block_move_via_libcall): Likewise.
5592 (emit_block_comp_via_libcall): Likewise.
5593 (block_clear_fn): Delete.
5594 (init_block_move_fn): Likewise.
5595 (init_block_clear_fn): Likewise.
5596 (emit_block_move_via_libcall): Likewise.
5597 (set_storage_via_libcall): Add default parameter value.
5598 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5599 (abort_libfunc): Delete.
5600 (memcpy_libfunc): Likewise.
5601 (memmove_libfunc): Likewise.
5602 (memcmp_libfunc): Likewise.
5603 (memset_libfunc): Likewise.
5604 (setbits_libfunc): Likewise.
5605 (setjmp_libfunc): Likewise.
5606 (longjmp_libfunc): Likewise.
5607 (profile_function_entry_libfunc): Likewise.
5608 (profile_function_exit_libfunc): Likewise.
5609 (gcov_flush_libfunc): Likewise.
5610 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5611 and DECL_VISIBILITY on the declaration.
5612 (init_optabs): Do not initialize obsolete libfuncs.
5613 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5614 * tree-core.h (ECF_RET1): Define.
5615 (ECF_TM_PURE): Adjust.
5616 (ECF_TM_BUILTIN): Likewise.
5617 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5618 (build_common_builtin_nodes): Initialize abort builtin.
5619 Add ECF_RET1 on memcpy, memmove and memset builtins.
5620 Pass final flags for alloca and alloca_with_align builtins.
5621 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5623 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5624 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5625 set_storage_via_libcall and call emit_block_copy_via_libcall.
5627 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5629 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5630 DImode before it is passed to ix86_output_call_operand.
5631 (*call_value_got_x32): Ditto for operand 1.
5633 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5635 PR rtl-optimization/70904
5636 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5637 reload for wide mode.
5639 2016-05-12 Marek Polacek <polacek@redhat.com>
5642 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5643 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5644 * langhooks.h (incomplete_type_error): Likewise.
5645 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5646 parameter, pass it down to incomplete_type_error.
5647 * tree.h (size_in_bytes): New inline overload.
5648 (size_in_bytes_loc): Renamed from size_in_bytes.
5650 2016-05-12 Richard Biener <rguenther@suse.de>
5652 PR tree-optimization/71059
5653 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5654 nary before looking up or entering the expression into the VN
5656 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5657 Make sure to re-use NARYs without result as inserted by
5660 2016-05-12 Richard Biener <rguenther@suse.de>
5662 PR tree-optimization/71062
5663 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5665 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5666 vars_contains_restrict if the var is a restrict tag.
5667 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5668 do not disambiguate pointers against it.
5669 (dump_points_to_solution): Re-structure and adjust for new
5670 vars_contains_restrict flag.
5671 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5673 2016-05-12 Martin Liska <mliska@suse.cz>
5675 * doc/invoke.texi: Explain connection between
5676 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5678 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5680 PR tree-optimization/71006
5681 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5682 consider COND_EXPR as a mask producer.
5684 2016-05-12 Marek Polacek <polacek@redhat.com>
5687 * opts.c (common_handle_option): Detect missing argument for --help^.
5689 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5692 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5693 when popping the PC and within an interrupt handler routine.
5694 Add missing tab to output of "ldmfd".
5695 (output_return_instruction): Output LDMFD with SP update rather
5696 than POP when returning from interrupt handler.
5698 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5700 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5701 TARGET_64BIT && TARGET_AVX512DQ.
5702 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5703 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5704 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5705 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5706 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5707 (*vec_extractv4si_zext): Add avx512dq alternative.
5708 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5709 use v instead of x constraint in other alternatives where possible.
5711 * config/i386/sse.md (sse2_loadld): Use v instead of x
5712 constraint in alternatives 0,1,4.
5714 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5715 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5716 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5719 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5720 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5721 is not emitted unless TARGET_AVX512BW.
5722 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5723 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5724 for the result operand.
5726 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5727 constraint instead of x in avx alternatives. Use maybe_evex instead
5730 * config/i386/constraints.md (Yv): New constraint.
5731 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5732 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5733 * config/i386/i386.md (avx512fvecmode): New mode attr.
5734 (*pushtf): Use v constraint instead of x.
5735 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5736 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5737 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5738 (*absnegtf2_sse): Likewise.
5739 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5740 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5741 avx512f alternatives.
5742 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5744 2016-05-12 Richard Biener <rguenther@suse.de>
5746 PR tree-optimization/71060
5747 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5748 require exact match of DR_BASE_OBJECT but only matching address and
5751 2016-05-12 Richard Biener <rguenther@suse.de>
5753 PR tree-optimization/70986
5754 * cfganal.c: Include cfgloop.h.
5755 (dfs_find_deadend): Prefer to take edges exiting loops.
5757 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5759 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5760 compile and run time.
5762 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5765 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5767 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5769 * config/i386/i386.c (legitimize_pic_address): Use
5770 copy_to_suggested_reg instead of gen_movsi.
5772 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5774 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5775 the code into quad_address_p and call it to share code with
5776 vsx_quad_dform_memory_operand.
5777 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5779 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5780 bit instead of being a separate word. Split -mpower9-dform into
5781 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5782 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5783 for the register class supporting 128-bit quad word memory offsets.
5784 (mode_supports_vsx_dform_quad): Helper function to return if the
5785 register class uses quad word memory offsets.
5786 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5787 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5788 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5789 instructions are enabled, set up the appropriate addr_masks for
5791 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5792 -mpower9-dform-scalar, instead of -mpower9-dform.
5793 (rs6000_option_override_internal): Split -mpower9-dform into two
5794 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5795 -mpower9-dform switch sets or clears both. If we are not using
5796 the LRA register allocator, do not enable -mpower9-dform-vector by
5797 default. If we are using LRA, enable -mpower9-dform-vector and
5798 -mvsx-timode if it is appropriate. Issue a warning if either
5799 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5801 (quad_address_offset_p): New helper function to return if the
5802 offset is legal for quad word memory instructions.
5803 (quad_address_p): New function to determin if GPR or vector
5804 register quad word memory addresses are legal.
5805 (mem_operand_gpr): Validate quad word address offsets.
5806 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5807 d-form (register + offset) instructions.
5808 (offsettable_ok_by_alignment): Likewise.
5809 (rs6000_legitimate_offset_address_p): Likewise.
5810 (legitimate_lo_sum_address_p): Likewise.
5811 (rs6000_legitimize_address): Likewise.
5812 (rs6000_legitimize_reload_address): Add more debug statements for
5814 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5815 d-form instructions.
5816 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5817 d-form instructions. Distinguish different cases in debug
5818 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5819 d-form instructions.
5820 (rs6000_preferred_reload_class): Likewise.
5821 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5822 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5823 of the ISA 2.06 indexed memory instructions.
5824 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5825 use them to save/restore the saved vector registers instead of
5826 using Altivec instructions.
5827 (rs6000_emit_epilogue): Likewise.
5828 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5829 (rs6000_opt_masks): Split -mpower9-dform into
5830 -mpower9-dform-scalar and -mpower9-dform-vector.
5831 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5833 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5834 ISA 3.0 vector indexed memory instructions, and fold the code into
5835 the normal mov<mode> patterns.
5836 (p9_vecstore_<mode>): Likewise.
5837 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5839 (vsx_movti_64bit): Likewise.
5840 (vsx_movti_32bit): Likewise.
5841 * config/rs6000/constraints.md (wO constraint): New constraint for
5842 ISA 3.0 vector d-form support.
5843 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5844 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5845 include -mpower9-dform-vector until we switch over to LRA.
5846 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5847 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5848 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5849 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5850 for -mpower9-dform and -mlra.
5851 * doc/md.texi (wO constraint): Document wO constraint.
5853 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5855 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5856 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5857 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5858 Move handling of non-insn arguments inline into the sole user:
5859 (output_trans_func): ...here.
5860 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5861 in emitted function prototype.
5862 (output_internal_insn_latency_func): Ditto. Simplify.
5863 (output_internal_maximal_insn_latency_func): Ditto. Delete
5864 always-unused argument.
5865 (output_insn_latency_func): Ditto.
5866 (output_maximal_insn_latency_func): Ditto.
5868 2016-05-11 Richard Biener <rguenther@suse.de>
5870 PR tree-optimization/71055
5871 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5872 sth with precision not equal to access size verify we don't chop
5875 2016-05-11 Richard Biener <rguenther@suse.de>
5878 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5879 (dwarf2out_finish): Move retry_incomplete_types call ...
5880 (dwarf2out_early_finish): ... here.
5882 2016-05-11 Richard Biener <rguenther@suse.de>
5885 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5886 if the langhook insists on it.
5887 * fold-const.c (make_bit_field_ref): Add arg for the original
5888 reference and preserve its alias-set.
5889 (decode_field_reference): Take exp by reference and adjust it
5890 to the original memory reference.
5891 (optimize_bit_field_compare): Adjust callers.
5892 (fold_truth_andor_1): Likewise.
5893 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5895 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5898 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5899 * cfgrtl.c (delete_insn_and_edges): Likewise.
5900 * config/i386/i386.c (convert_scalars_to_vector): Remove
5902 * cse.c (cse_insn): Compute cse_cfg_altered.
5903 (delete_trivially_dead_insns): Likewise.
5904 (cse_cc_succs): Likewise.
5905 (rest_of_handle_cse): Free dominance info if required.
5906 (rest_of_handle_cse2): Likewise.
5907 (rest_of_handle_cse_after_global_opts): Likewise.
5909 2016-05-11 Alan Modra <amodra@gmail.com>
5911 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5912 abi_v4_pass_in_fpr): New functions.
5913 (rs6000_function_arg_boundary): Exclude complex IBM long double
5914 from 64-bit alignment when ABI_V4.
5915 (rs6000_function_arg, rs6000_function_arg_advance_1,
5916 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5918 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5920 PR rtl-optimization/71028
5921 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5922 jump with just a return in the fallthrough block if the branch
5923 block contains just a return as well.
5925 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5927 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5928 * match.pd ((X & Y) ^ Y): ... this.
5929 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5930 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5932 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5934 * read-md.c (require_char_ws): New function.
5935 (read_string): Simplify using require_char_ws.
5936 (handle_constants): Likewise.
5937 (handle_enum): Likewise.
5938 (handle_file): Likewise.
5939 * read-md.h (require_char_ws): New declaration.
5940 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5941 (read_mapping): Likewise.
5942 (read_rtx_code): Likewise.
5943 (read_nested_rtx): Likewise.
5945 2016-05-10 James Norris <jnorris@codesourcery.com>
5947 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5948 if offloading is enabled and -fopenacc or -fopenmp is specified.
5949 (CRTOFFLOADEND): Likewise.
5950 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5951 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5953 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5955 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5956 gotoff_operand code paths. Use copy_to_suggested_regs and
5957 expand_simple_binop where appropriate. Cleanup.
5959 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5962 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5964 (dimode_scalar_chain::vector_const_cost): New.
5965 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5966 (dimode_scalar_chain::convert_op): Likewise.
5967 (dimode_scalar_chain::convert_insn): Likewise.
5969 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5971 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5972 unary operation, not a binary one.
5974 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5977 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5978 calls with type casted fndecl.
5980 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5982 PR tree-optimization/70786
5983 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5984 * calls.c (initialize_argument_information): Bind bounds
5985 with corresponding args passed by reference.
5987 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5990 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5991 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5992 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5995 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5998 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5999 code for a zero scale factor.
6000 (vsx_xvcvdpuxds_scale): Likewise.
6002 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6004 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6005 if show_ruler_p was set on the context.
6006 (layout::show_ruler): New method.
6007 * diagnostic.h (struct diagnostic_context): Add field
6010 2016-05-10 Richard Biener <rguenther@suse.de>
6012 PR tree-optimization/71039
6013 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6014 (chk_uses): New function.
6015 (propagate_with_phi): Verify we can safely replicate the lhs of an
6016 aggregate assignment on all incoming edges.
6018 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6020 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6022 (rx_atomic_sequence): New class.
6023 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6024 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6026 (rx_atomic_sequence::rx_atomic_sequence,
6027 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6028 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6029 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6030 CTRLREG_INTB): New constants.
6031 (FETCHOP): New code iterator.
6032 (fethcop_name, fetchop_name2): New iterator code attributes.
6033 (QIHI): New mode iterator.
6034 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6035 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6036 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6038 2016-05-10 Martin Liska <mliska@suse.cz>
6040 * tree-inline.c (remap_dependence_clique): Do not remap
6041 debugging statements.
6043 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6045 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6046 ("*fixuns_truncdfdi2_z13")
6047 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6048 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6049 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6051 2016-05-10 Richard Biener <rguenther@suse.de>
6053 PR tree-optimization/70497
6054 PR tree-optimization/28367
6055 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6057 (visit_reference_op_load): ... here.
6058 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6059 with simplified BIT_FIELD_REFs.
6060 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6061 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6064 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6066 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6067 documentation comment. For BLOCK nodes, add a
6068 DW_AT_abstract_origin attribute that points to the DIE generated
6069 for the origin BLOCK.
6070 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6071 blocks from inlined functions.
6073 2016-05-10 Alan Modra <amodra@gmail.com>
6076 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6077 regrename modifying insns saving lr before __morestack call.
6078 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6079 insns restoring lr after __morestack call.
6081 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6083 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6084 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6086 * config/i386/sse.md (vec_interleave_high<mode>,
6087 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6088 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6090 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6092 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6093 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6094 parallel reassociation for power8 and forward.
6096 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/i386.md (absneg splitters with general regs): Use
6099 general_reg_operand predicate.
6100 (btsq peephole2): Use x86_64_immediate_operand to check if new
6101 value is suitable for immediate operand. Generate emitted insn
6102 using RTL expressions.
6103 (btcq peephole2): Ditto.
6104 (btrq peephole2): Ditto. Generate correct immediate operand
6107 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6109 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6112 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6114 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6115 pointer dereference.
6117 2016-05-09 Richard Biener <rguenther@suse.de>
6119 PR tree-optimization/70985
6120 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6121 op0 isn't a gimple register.
6123 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6125 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6126 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6127 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6128 (i6400_fpu_mult): New cpu units.
6129 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6130 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6131 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6132 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6133 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6134 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6135 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6136 (i6400_msa_long_float4, i6400_msa_long_float5)
6137 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6138 (i6400_msa_fdiv_sf): New reservations.
6139 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6140 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6141 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6142 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6143 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6144 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6145 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6146 (msa_short_store4, msa_long_load, msa_short_store)
6147 (msa_long_logic, msa_long_float2, msa_long_float4)
6148 (msa_long_float5, msa_long_float8, msa_long_mult)
6149 (msa_long_fdiv, msa_long_div): New reservations.
6151 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6152 Sameera Deshpande <sameera.deshpande@imgtec.com>
6153 Matthew Fortune <matthew.fortune@imgtec.com>
6154 Graham Stott <graham.stott@imgtec.com>
6155 Chao-ying Fu <chao-ying.fu@imgtec.com>
6157 * config.gcc: Add MSA header file for mips*-*-* target.
6158 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6159 (Ubv8i, Urv8): New constraints.
6160 * config/mips/mips-ftypes.def: Add function types for MSA
6162 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6163 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6164 * config/mips/mips-msa.md: New file.
6165 * config/mips/mips-protos.h
6166 (mips_split_128bit_const_insns): New prototype.
6167 (mips_msa_idiv_insns): Likewise.
6168 (mips_split_128bit_move): Likewise.
6169 (mips_split_128bit_move_p): Likewise.
6170 (mips_split_msa_copy_d): Likewise.
6171 (mips_split_msa_insert_d): Likewise.
6172 (mips_split_msa_fill_d): Likewise.
6173 (mips_expand_msa_branch): Likewise.
6174 (mips_const_vector_same_val_p): Likewise.
6175 (mips_const_vector_same_bytes_p): Likewise.
6176 (mips_const_vector_same_int_p): Likewise.
6177 (mips_const_vector_shuffle_set_p): Likewise.
6178 (mips_const_vector_bitimm_set_p): Likewise.
6179 (mips_const_vector_bitimm_clr_p): Likewise.
6180 (mips_msa_vec_parallel_const_half): Likewise.
6181 (mips_msa_output_division): Likewise.
6182 (mips_ldst_scaled_shift): Likewise.
6183 (mips_expand_vec_cond_expr): Likewise.
6184 * config/mips/mips.c (enum mips_builtin_type): Add
6185 MIPS_BUILTIN_MSA_TEST_BRANCH.
6186 (mips_gen_const_int_vector_shuffle): New prototype.
6187 (mips_const_vector_bitimm_set_p): New function.
6188 (mips_const_vector_bitimm_clr_p): Likewise.
6189 (mips_const_vector_same_val_p): Likewise.
6190 (mips_const_vector_same_bytes_p): Likewise.
6191 (mips_const_vector_same_int_p): Likewise.
6192 (mips_const_vector_shuffle_set_p): Likewise.
6193 (mips_symbol_insns): Forbid loading symbols via immediate for
6195 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6197 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6199 (mips_lx_address_p): Add support load indexed address for MSA.
6200 (mips_address_insns): Add calculation of instructions needed for
6201 stores and loads for MSA.
6202 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6203 CONST_VECTOR for MSA and let it fall through.
6204 (mips_ldst_scaled_shift): New function.
6205 (mips_subword_at_byte): Likewise.
6206 (mips_msa_idiv_insns): Likewise.
6207 (mips_legitimize_move): Validate MSA moves.
6208 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6209 calculation of costs for MSA division.
6210 (mips_split_move_p): Check if MSA moves need splitting.
6211 (mips_split_move): Split MSA moves if necessary.
6212 (mips_split_128bit_move_p): New function.
6213 (mips_split_128bit_move): Likewise.
6214 (mips_split_msa_copy_d): Likewise.
6215 (mips_split_msa_insert_d): Likewise.
6216 (mips_split_msa_fill_d): Likewise.
6217 (mips_output_move): Handle MSA moves.
6218 (mips_expand_msa_branch): New function.
6219 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6220 Reinstate 'y' modifier.
6221 (mips_file_start): Add MSA .gnu_attribute.
6222 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6224 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6225 (mips_class_max_nregs): Add register size for MSA supported mode.
6226 (mips_cannot_change_mode_class): Allow conversion between MSA
6227 vector modes and TImode.
6228 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6230 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6231 (mips_preferred_simd_mode): Add preffered modes for MSA.
6232 (mips_vector_mode_supported_p): Add MSA supported modes.
6233 (mips_autovectorize_vector_sizes): New function.
6234 (mips_msa_output_division): Likewise.
6235 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6236 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6237 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6238 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6239 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6240 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6241 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6242 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6243 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6244 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6245 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6246 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6247 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6248 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6249 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6250 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6251 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6252 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6253 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6254 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6255 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6256 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6257 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6258 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6259 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6260 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6261 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6262 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6263 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6264 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6265 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6266 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6267 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6268 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6269 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6270 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6271 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6272 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6273 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6274 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6275 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6276 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6277 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6278 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6279 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6280 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6281 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6282 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6283 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6284 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6285 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6286 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6287 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6288 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6289 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6290 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6291 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6292 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6293 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6294 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6295 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6296 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6297 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6298 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6299 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6300 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6301 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6302 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6303 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6304 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6305 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6306 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6307 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6308 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6309 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6310 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6311 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6312 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6313 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6314 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6315 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6316 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6317 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6318 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6319 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6320 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6321 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6322 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6323 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6324 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6325 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6326 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6327 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6328 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6329 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6330 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6331 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6332 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6333 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6334 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6335 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6336 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6337 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6338 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6339 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6340 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6341 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6342 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6343 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6344 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6345 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6346 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6347 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6348 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6349 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6350 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6351 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6352 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6353 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6354 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6355 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6356 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6357 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6358 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6359 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6360 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6361 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6362 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6363 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6364 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6365 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6366 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6367 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6368 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6369 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6370 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6371 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6372 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6373 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6374 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6375 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6376 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6377 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6378 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6379 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6380 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6381 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6382 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6383 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6384 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6385 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6387 (mips_get_builtin_decl_index): New array.
6388 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6389 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6390 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6391 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6392 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6394 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6396 (mips_expand_builtin_insn): Prepare operands for
6397 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6398 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6399 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6400 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6401 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6402 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6403 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6404 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6405 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6406 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6407 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6408 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6409 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6410 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6411 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6412 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6413 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6414 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6415 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6416 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6417 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6418 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6419 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6420 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6421 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6422 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6423 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6424 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6425 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6426 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6427 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6428 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6429 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6430 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6431 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6432 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6433 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6434 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6435 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6436 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6437 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6438 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6439 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6440 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6441 These are set implicitly and an error is reported if overridden.
6442 (mips_expand_builtin_msa_test_branch): New function.
6443 (mips_expand_msa_shuffle): Likewise.
6444 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6445 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6446 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6447 (mips_expand_vec_unpack): Add support for MSA.
6448 (mips_expand_vector_init): Likewise.
6449 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6450 instead of const0_rtx.
6451 (mips_msa_vec_parallel_const_half): New function.
6452 (mips_gen_const_int_vector): Likewise.
6453 (mips_gen_const_int_vector_shuffle): Likewise.
6454 (mips_expand_msa_cmp): Likewise.
6455 (mips_expand_vec_cond_expr): Likewise.
6456 * config/mips/mips.h
6457 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6458 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6460 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6461 (ISA_HAS_MSA): New macro.
6462 (UNITS_PER_MSA_REG): Likewise.
6463 (BITS_PER_MSA_REG): Likewise.
6464 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6465 (MSA_REG_FIRST): New macro.
6466 (MSA_REG_LAST): Likewise.
6467 (MSA_REG_NUM): Likewise.
6468 (MSA_REG_P): Likewise.
6469 (MSA_REG_RTX_P): Likewise.
6470 (MSA_SUPPORTED_MODE_P): Likewise.
6471 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6472 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6473 * config/mips/mips.md: Include mips-msa.md.
6474 (alu_type): Add simd_add.
6475 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6476 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6477 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6478 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6479 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6480 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6481 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6482 simd_move, simd_load, simd_store. Choose "multi" for moves
6484 (qword_mode): New attribute.
6485 (insn_count): Add instruction count for quad moves.
6486 Increase the count for MIPS SIMD division.
6487 (UNITMODE): Add UNITMODEs for vector types.
6488 (addsub): New code iterator.
6489 * config/mips/mips.opt (mmsa): New option.
6490 * config/mips/msa.h: New file.
6491 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6493 * config/mips/mti-linux.h: Likewise.
6494 * config/mips/predicates.md
6495 (const_msa_branch_operand): New constraint.
6496 (const_uimm3_operand): Likewise.
6497 (const_uimm4_operand): Likewise.
6498 (const_uimm5_operand): Likewise.
6499 (const_uimm8_operand): Likewise.
6500 (const_imm5_operand): Likewise.
6501 (aq10b_operand): Likewise.
6502 (aq10h_operand): Likewise.
6503 (aq10w_operand): Likewise.
6504 (aq10d_operand): Likewise.
6505 (const_m1_operand): Likewise.
6506 (reg_or_m1_operand): Likewise.
6507 (const_exp_2_operand): Likewise.
6508 (const_exp_4_operand): Likewise.
6509 (const_exp_8_operand): Likewise.
6510 (const_exp_16_operand): Likewise.
6511 (const_vector_same_val_operand): Likewise.
6512 (const_vector_same_simm5_operand): Likewise.
6513 (const_vector_same_uimm5_operand): Likewise.
6514 (const_vector_same_uimm6_operand): Likewise.
6515 (const_vector_same_uimm8_operand): Likewise.
6516 (par_const_vector_shf_set_operand): Likewise.
6517 (reg_or_vector_same_val_operand): Likewise.
6518 (reg_or_vector_same_simm5_operand): Likewise.
6519 (reg_or_vector_same_uimm6_operand): Likewise.
6520 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6522 * doc/invoke.texi (-mmsa): Document new option.
6524 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6526 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6527 * configure: Regenerate.
6528 * config.in: Regenerate.
6529 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6531 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6532 (ENDFILE_VTV_SPEC): Define.
6534 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6536 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6537 registers in all interrupt handlers if necessary.
6538 (rl78_option_override): Add warning.
6539 (MUST_SAVE_MDUC_REGISTERS): New macro.
6540 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6541 * config/rl78/rl78.c (check_mduc_usage): New function.
6542 (mduc_regs): New structure to hold MDUC register data.
6543 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6544 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6545 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6546 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6547 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6548 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6550 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6552 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6553 (tree-ssa-loop-niter.h): Ditto.
6554 (idx_within_array_bound, ref_within_array_bound): New functions.
6555 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6556 Factor out check on writable base object to ...
6557 (base_object_writable): ... here.
6559 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6561 * config/arm/arm.md (probe_stack): Add modes to set source
6564 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6566 * regrename.c (base_reg_class_for_rename): New static function.
6567 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6569 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6571 * cgraph.c (thunk_adjust): Export.
6572 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6573 * cgraphunit.c (thunk_adjust): Export.
6574 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6576 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6578 * tree-inline.c (expand_call_inline): Expand thunks inline.
6580 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6583 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6584 (*sse2_vd_cvtss2sd): Ditto.
6585 * config/i386/i386.md
6586 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6587 Generate *sse2_vd_cvtsd2ss pattern.
6588 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6589 Generate *sse2_vd_cvtss2sd pattern.
6591 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6593 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6594 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6597 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6599 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6600 * config/sh/sh.c: Define and declare variables on first use throughout
6602 (current_function_interrupt): Change to bool type.
6603 (frame_insn): Rename to emit_frame_insn and update users.
6604 (push_regs): Use bool for 'interrupt_handler' argument.
6605 (save_schedule_s): Remove.
6606 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6607 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6608 targetm.asm_out.unaligned_op.di.
6609 (gen_far_branch): Remove redundant forward declaration.
6610 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6611 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6612 (sh_set_return_address, sh_function_ok_for_sibcall,
6613 scavenge_reg): Update comments.
6614 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6615 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6616 (sh_attr_renesas_p): Remove unnecessary parentheses.
6617 (branch_dest): Simplify.
6618 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6619 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6620 (CUMULATIVE_ARGS): Change macro to typedef.
6621 (current_function_interrupt): Change to bool type.
6622 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6623 Surround with __cplusplus ifdef.
6624 (sh_compare_op0, sh_compare_op1): Remove.
6625 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6627 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6629 * config/arm/arm.md: (arch): Add neon.
6630 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6631 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6632 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6633 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6634 attributes for alt renumbering. Mark alt 3 as non-predicable.
6635 (thumb2_movdf_vfp): Likewise.
6637 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6639 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6640 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6641 (*andqi_1): Add preferred_for_speed attribute to disparage
6642 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6643 (*<code>qi_1): Ditto.
6644 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6645 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6646 (*ashlqi3_1): Ditto.
6647 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6648 Add preferred_for_size attribute to disparage alternative 0 and
6649 preferred_for_speed attribute to disparage alternative 1 for
6650 TARGET_PARTIAL_REG_STALL targets.
6652 2016-05-07 Tom de Vries <tom@codesourcery.com>
6654 PR tree-optimization/70956
6655 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6658 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6660 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6661 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6662 * config/sh/sh.md (branch_zero): Remove define_attr.
6663 (define_delay): Disable delay slot if branch distance is one insn.
6665 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6667 * config/i386/i386.md (LEAMODE): New mode attribute.
6668 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6669 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6670 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6671 operand 2 predicate.
6672 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6673 (*lea<mode>_general_3): Ditto.
6674 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6676 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6678 * genmddump.c (main): Convert argv from char ** to const char **.
6680 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6682 * coretypes.h (OVERRIDE): New macro.
6685 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6687 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6688 allow coalescing if the types are compatible.
6690 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6692 * pass_manager.h (pass_manager::register_pass_name): New method.
6693 (pass_manager::get_pass_by_name): New method.
6694 (pass_manager::create_pass_tab): New method.
6695 (pass_manager::m_name_to_pass_map): New field.
6696 * passes.c (name_to_pass_map): Delete global in favor of field
6697 "m_name_to_pass_map" of pass_manager.
6698 (register_pass_name): Rename from a function to...
6699 (pass_manager::register_pass_name): ...this method, updating
6700 for renaming of global "name_to_pass_map" to field
6701 "m_name_to_pass_map".
6702 (create_pass_tab): Rename from a function to...
6703 (pass_manager::create_pass_tab): ...this method, updating
6704 for renaming of global "name_to_pass_map" to field.
6705 (get_pass_by_name): Rename from a function to...
6706 (pass_manager::get_pass_by_name): ...this method.
6707 (enable_disable_pass): Convert use of get_pass_by_name to
6708 a method call, locating the pass_manager singleton.
6710 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6712 * genattr-common.c (main): Convert argv from char ** to const char **.
6713 * genattr.c (main): Likewise.
6714 * genattrtab.c (main): Likewise.
6715 * genautomata.c (initiate_automaton_gen): Likewise.
6717 * gencodes.c (main): Likewise.
6718 * genconditions.c (main): Likewise.
6719 * genconfig.c (main): Likewise.
6720 * genconstants.c (main): Likewise.
6721 * genemit.c (main): Likewise.
6722 * genenums.c (main): Likewise.
6723 * genextract.c (main): Likewise.
6724 * genflags.c (main): Likewise.
6725 * genmddeps.c (main): Likewise.
6726 * genopinit.c (main): Likewise.
6727 * genoutput.c (main): Likewise.
6728 * genpeep.c (main): Likewise.
6729 * genpreds.c (main): Likewise.
6730 * genrecog.c (main): Likewise.
6731 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6732 (init_rtx_reader_args): Likewise.
6733 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6734 (init_rtx_reader_args): Likewise.
6735 * gentarget-def.c (main): Likewise.
6736 * read-md.c (read_md_files): Likewise.
6737 * read-md.h (read_md_files): Likewise.
6739 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6742 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6743 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6744 Remove unused predicate.
6745 (register_and_not_fp_reg_operand): Ditto.
6747 2016-05-06 Martin Liska <mliska@suse.cz>
6749 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6750 instead of vec as the vector is local to the function.
6752 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6754 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6755 avx512bw alternative.
6757 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6758 before the ashr<mode>3 pattern.
6760 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6761 v instead of x in vex or maybe_vex alternatives, use
6762 maybe_evex instead of vex in prefix.
6764 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6765 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6766 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6767 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6770 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6771 v instead of x in vex or maybe_vex alternatives, use
6772 maybe_evex instead of vex in prefix.
6774 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6775 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6776 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6777 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6778 alternatives, use maybe_evex instead of vex in prefix.
6780 * config/i386/sse.md (vec_interleave_lowv4sf,
6781 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6782 v instead of x in vex or maybe_vex alternatives, use
6783 maybe_evex instead of vex in prefix.
6785 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6786 v instead of x in vex or maybe_vex alternatives, use
6787 maybe_evex instead of vex in prefix.
6789 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6790 v constraint instead of x.
6792 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6794 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6795 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6798 2016-05-06 Richard Biener <rguenther@suse.de>
6800 PR tree-optimization/70948
6801 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6802 Properly clobber all fields of va_list for __builtin_va_start.
6804 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6807 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6808 loop latch destination.
6810 2016-05-06 Martin Liska <mliska@suse.cz>
6812 * tree-ssa-uninit.c: Apply manual changes
6813 to the GNU coding style.
6814 (prune_uninit_phi_opnds): Rename from
6815 prune_uninit_phi_opnds_in_unrealizable_paths.
6817 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6819 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6820 mspace): Remove deprecated options.
6821 * doc/invoke.texi (SH options): Remove -mspace.
6823 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6825 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6827 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6829 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6830 corresponding combine split pattern.
6832 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6835 * config/sh/predicates.md (long_displacement_mem_operand): New.
6836 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6837 Add movi20, movi20s alternatives. Adjust length attribute for
6839 (movsi_ie): Allow for any FPU. Adjust length attribute for
6841 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6842 attribute for alternatives.
6843 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6844 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6845 length attribute for alternatives.
6847 2016-05-06 Richard Biener <rguenther@suse.de>
6849 PR tree-optimization/70960
6850 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6852 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6855 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6856 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6858 2016-05-06 Marek Polacek <polacek@redhat.com>
6861 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6863 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6866 * config/sh/sh.md (*rotcr): Add another variant.
6868 2016-05-06 Richard Biener <rguenther@suse.de>
6871 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6873 2016-05-06 Richard Biener <rguenther@suse.de>
6876 * fold-const.c (split_tree): Always convert to the original type
6879 2016-05-06 Richard Biener <rguenther@suse.de>
6881 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6882 (fwprop_addr): Likewise.
6884 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6887 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6889 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6890 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6891 the splitter condition.
6892 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6893 the splitter condition.
6894 (FP float_extend load splitter): Ditto.
6896 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6898 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6899 to REGNO in all peephole2 patterns.
6900 (post-reload splitters): Change true_regnum to REGNO in
6901 post-reload splitters.
6902 (zero_extend splitters): Use general_reg_operand and
6903 nonimmediate_gr_operand predicates.
6905 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6907 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6908 v constraint instead of x.
6910 2016-05-05 Alan Modra <amodra@gmail.com>
6913 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6914 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6915 TARGET_NO_FP_IN_TOC for -mrelocatable.
6916 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6917 TARGET_RELOCATABLE test.
6918 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6919 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6920 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6921 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6922 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6923 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6924 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6925 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6926 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6927 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6929 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6930 (rs6000_stack_info): Likewise.
6931 (rs6000_elf_asm_out_constructor): Likewise.
6932 (rs6000_elf_asm_out_destructor): Likewise.
6933 (rs6000_elf_declare_function_name): Likewise.
6934 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6935 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6938 2016-05-05 Alan Modra <amodra@gmail.com>
6940 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6942 2016-05-05 Alan Modra <amodra@gmail.com>
6944 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6945 out-of-line gpr restore for one or two regs if that would add
6948 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6951 * config/i386/i386.md
6952 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6953 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6954 as operand 0 predicate.
6955 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6957 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6958 Ditto. Emit the pattern using RTX.
6960 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6961 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6962 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6963 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6965 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6966 sse_reg_operand as operand 0 predicate.
6968 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6969 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6970 instead of gen_rtx_REG.
6971 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6974 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6976 * function.c (emit_use_return_register_into_block): Delete.
6977 (gen_return_pattern): Delete.
6978 (emit_return_into_block): Delete.
6979 (active_insn_between): Delete.
6980 (convert_jumps_to_returns): Delete.
6981 (emit_return_for_exit): Delete.
6982 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6983 simple_return for shrink-wrapped blocks.
6984 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6985 end of blocks that need one.
6986 (get_unconverted_simple_return): Delete.
6987 (convert_to_simple_return): Delete.
6988 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6989 (convert_to_simple_return): Ditto.
6991 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6993 * cfgcleanup.c (bb_is_just_return): New function.
6994 (try_optimize_cfg): Simplify jumps to return, branches to return,
6995 and branches around return.
6997 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6999 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7002 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7006 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7007 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7008 assert flags & OEP_HASH_CHECK, instead of asserting it
7009 never happens. Handle TARGET_EXPR.
7010 * fold-const.c (operand_equal_p): For hash verification,
7011 or in OEP_HASH_CHECK into flags.
7013 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7015 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7017 (compute_samebase_partition_bases): Fix typo.
7019 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7021 * config/i386/sse.md (vec_interleave_highv8sf,
7022 vec_interleave_lowv8sf, vec_interleave_highv4df,
7023 vec_interleave_lowv4df): Remove constraints from expanders.
7025 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7027 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7029 * tree-inline.c (expand_call_inline): Fix path dealing with
7030 making lhs of call statement undefined.
7032 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7034 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7035 Check availability on NODE, too.
7036 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7037 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7038 (varpool_node::call_for_symbol_and_aliase): Likewise.
7039 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7040 (propagate_pure_const): Propagate across interposable functions, too.
7041 (skip_function_for_local_pure_const): Do not skip interposable bodies
7043 (pass_local_pure_const::execute): Update.
7045 2016-05-04 Marek Polacek <polacek@redhat.com>
7047 * doc/invoke.texi: Document -Wdangling-else.
7049 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7051 * config.gcc: Error out when conflicting multilib is detected. Do not
7052 loop over multilibs since no combination is legal.
7054 2016-05-04 Alan Modra <amodra@gmail.com>
7056 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7057 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7058 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7061 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7063 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7064 Clean up p5600 comments.
7066 2016-05-04 Richard Biener <rguenther@suse.de>
7068 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7069 constructor simplifications.
7070 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7072 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7074 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7075 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7076 result.set_rtx is null instead of aborting.
7077 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7079 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7080 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7081 *mov<mode>_store_postinc): New patterns.
7083 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7085 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7086 as commutative. Check both conversions are NOP.
7087 ((A & B) OP (C & B)): Remove.
7089 2016-05-04 Alan Modra <amodra@gmail.com>
7091 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7093 2016-05-04 Alan Modra <amodra@gmail.com>
7096 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7097 when cr2,3,4 are all fixed regs.
7099 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7101 PR rtl-optimization/57193
7102 * opts.c (default_options_table): Revert OPT_frename_registers change.
7103 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7105 2016-05-03 Martin Sebor <msebor@redhat.com>
7108 * builtins.c (fold_builtin_FILE): New function.
7109 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7110 (fold_builtin_0): Call them.
7111 * gimplify.c (gimplify_call_expr): Remove the handling of
7112 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7115 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7116 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7120 * doc/extend.texi (Function Names as Strings): Update __func__,
7121 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7124 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7125 Richard Biener <rguenther@suse.de>
7127 PR tree-optimization/70916
7128 * tree-if-conv.c: Include cfganal.h.
7129 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7130 and remove_fake_exit_edges around the optimization pass.
7132 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7134 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7135 (cgraph_edge::make_direct): Likewise.
7136 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7137 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7138 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7139 (CIF_THUNK): New code.
7140 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7141 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7142 (compute_inline_parameters): Set inline_failed for thunks.
7143 (inline_analyze_function): Cleanup.
7144 * ipa-inline.c (can_inline_edge_p): Do not deal with
7145 call_stmt_cannot_inline_p.
7146 (can_early_inline_edge_p): Likewise.
7147 (early_inliner): Initialize inline_failed.
7148 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7150 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7152 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7153 from nonimm_ssenomem_operand.
7154 (nonimm_ssenomem_operand): New predicate.
7155 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7156 as operand 0 predicate.
7157 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7158 Disable unsupported alternatives using "enabled" attribute.
7159 Use register_ssemem_operand as operand 0 predicate.
7160 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7162 2016-05-03 Marek Polacek <polacek@redhat.com>
7165 * input.c (expansion_point_location): New function.
7166 * input.h (expansion_point_location): Declare.
7168 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7170 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7171 occurence with frame_offset_ ones.
7173 2016-05-03 Alan Modra <amodra@gmail.com>
7175 PR rtl-optimization/70890
7176 * ira.c (combine_and_move_insns): When moving def_insn, remove
7179 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7181 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7182 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7183 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7184 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7186 2016-05-03 Alan Modra <amodra@gmail.com>
7188 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7189 for SAVE_MULTIPLE/STORE_MULTIPLE.
7191 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7193 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7194 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7196 2016-05-03 Richard Biener <rguenther@suse.de>
7198 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7200 (gimplify_arg): Likewise.
7201 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7202 re-writing the result to a decl if required.
7203 (internal_get_tmp_var): Add allow_ssa parameter
7204 and override into_ssa with it.
7205 (get_formal_tmp_var): Adjust.
7206 (get_initialized_tmp_var): Add allow_ssa parameter.
7207 (gimplify_arg): Add allow_ssa parameter and avoid generating
7208 SSA names for the result false.
7209 (gimplify_call_expr): If the call may return twice do not
7210 gimplify parameters into SSA.
7211 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7212 (gimplify_modify_expr): Adjust assert. For noreturn calls
7213 with a SSA name LHS adjust its def.
7214 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7215 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7216 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7217 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7218 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7219 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7220 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7221 (optimize_target_teams): Do not allow SSA names for clause operands.
7222 (gimplify_expr): Likewise for where we mark the result addressable.
7223 * passes.def (pass_init_datastructures): Remove.
7224 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7225 (rewrite_stmt): Likewise.
7226 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7227 (replace_locals_op): Replace SSA names.
7228 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7229 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7230 * cgraph.c (release_function_body): Free CFG annotations only
7231 when we have a CFG. Simplify.
7232 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7233 force_gimple_operand instead of get_initialized_tmp_var.
7234 * tree-pass.h (make_pass_init_datastructures): Remove.
7235 * tree-ssa.c (execute_init_datastructures): Remove.
7236 (pass_data_init_datastructures): Likewise.
7237 (class pass_init_datastructures): Likewise.
7238 (make_pass_init_datastructures): Likewise.
7239 * omp-low.c (create_omp_child_function): Init SSA data structures.
7240 (grid_expand_target_grid_body): Likewise.
7241 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7242 name before adding it to names_to_release.
7243 (remove_bb): Always release SSA defs.
7244 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7245 before dereferencing it.
7246 * cgraphunit.c (init_lowered_empty_function): Always
7247 int SSA data structures.
7248 * tree-ssanames.c (release_defs): Remove assert that we are in
7250 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7252 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7253 Uros Bizjak <ubizjak@gmail.com>
7255 PR rtl-optimization/70467
7256 * config/i386/predicates.md (x86_64_hilo_int_operand,
7257 x86_64_hilo_general_operand): New predicates.
7258 * config/i386/constraints.md (Wd): New constraint.
7259 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7260 (general_hilo_operand): New mode attr.
7261 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7262 instead of <general_operand>.
7263 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7264 x86_64_hilo_general_operand instead of <general_operand>.
7266 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7268 PR tree-optimization/70916
7269 * tree-if-conv.c (constant_or_ssa_name): Removed.
7270 (fold_build_cond_expr): Use is_gimple_val instead of
7271 constant_or_ssa_name.
7273 PR tree-optimization/70916
7274 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7275 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7278 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7279 (optimize_atomic_bit_test_and): New function.
7280 (pass_fold_builtins::execute): Use it.
7281 * optabs.def (atomic_bit_test_and_set_optab,
7282 atomic_bit_test_and_complement_optab,
7283 atomic_bit_test_and_reset_optab): New optabs.
7284 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7285 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7286 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7287 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7288 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7289 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7290 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7291 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7292 atomic_bit_test_and_complement@var{mode},
7293 atomic_bit_test_and_reset@var{mode}): Document.
7294 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7295 atomic_bit_test_and_complement<mode>,
7296 atomic_bit_test_and_reset<mode>): New expanders.
7297 (atomic_bit_test_and_set<mode>_1,
7298 atomic_bit_test_and_complement<mode>_1,
7299 atomic_bit_test_and_reset<mode>_1): New insns.
7301 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7303 PR rtl-optimization/70687
7304 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7305 instead of unsigned HOST_WIDE_INT.
7307 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7309 PR rtl-optimization/44281
7310 * hard-reg-set.h (struct target_hard_regs): New field
7311 x_fixed_nonglobal_reg_set.
7312 (fixed_nonglobal_reg_set): New macro.
7313 * reginfo.c (init_reg_sets_1): Initialize it.
7314 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7316 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7318 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7320 PR tree-optimization/56541
7321 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7322 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7323 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7324 (any_complicated_phi): new static variable.
7325 (aggressive_if_conv): delete.
7326 (if_convertible_phi_p): support phis with more than two arguments.
7327 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7328 critical pred edges.
7329 (ifcvt_split_critical_edges): support phis with more than two
7330 arguments by checking new parameter. only split critical edges
7332 (tree_if_conversion): handle simd pragma marked loop using new
7333 local variable aggressive_if_conv. check any_complicated_phi.
7335 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7337 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7340 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7342 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7345 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7347 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7348 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7349 define_insn_and_split.
7350 (mulsi3_i): New define_insn_and_split.
7351 (mulsi3_call): Convert to define_insn.
7352 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7355 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7357 * machmode.h (mode_complex): Add support to give the complex mode
7359 (GET_MODE_COMPLEX_MODE): Likewise.
7360 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7361 stored by build_complex_type and gfc_build_complex_type instead of
7362 trying to figure out the appropriate mode based on the size. Raise
7363 an assertion error, if the type was not set.
7364 * genmodes.c (struct mode_data): Add field for the complex type of
7366 (blank_mode): Likewise.
7367 (make_complex_modes): Remember the complex mode created in the
7369 (emit_mode_complex): Write out the mode_complex array to map a
7370 type mode to the complex version.
7371 (emit_insn_modes_c): Likewise.
7372 * tree.c (build_complex_type): Set the complex type to use before
7373 calling layout_type.
7374 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7375 support for __float128 complex datatypes.
7376 (rs6000_hard_regno_mode_ok): Likewise.
7377 (rs6000_setup_reg_addr_masks): Likewise.
7378 (rs6000_complex_function_value): Likewise.
7379 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7380 __float128 and __ibm128 complex.
7381 (FLOAT128_IBM_P): Likewise.
7382 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7383 * doc/extend.texi (Additional Floating Types): Document that
7384 -mfloat128 must be used to enable __float128. Document complex
7385 __float128 and __ibm128 support.
7387 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7390 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7391 char/short arguments promoted to int because of promote_prototypes.
7393 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7396 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7397 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7398 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7399 alternatives using "enabled" attribute. Use register_ssemem_operand
7400 as operand 1 predicate.
7401 (*cmpi<unord>xf_i387): Split XFmode pattern from
7402 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7403 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7404 *absneg<mode>2_i387. Disable unsupported alternatives using
7405 "enabled" attribute.
7406 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7408 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7410 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7412 (oacc_loop_process): Check mask for loop termination.
7414 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7416 * cif-code.def (CIF_THUNK): Add.
7417 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7420 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7422 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7423 (dump_inline_summary): Dump it.
7424 (fp_expression_p): New predicate.
7425 (estimate_function_body_sizes): Use it.
7426 (inline_merge_summary): Merge fp_expressions.
7427 (inline_read_section): Read fp_expressions.
7428 (inline_write_summary): Write fp_expressions.
7429 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7430 codegen boundary if either caller or callee is !fp_expressions.
7431 * ipa-inline.h (inline_summary): Add fp_expressions.
7432 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7433 to fp_expressions be sure the fp generation flags are updated.
7435 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7437 PR rtl-optimization/70467
7438 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7440 PR rtl-optimization/70467
7441 * ipa-pure-const.c (check_call): Handle internal calls even in
7442 ipa mode like in local mode.
7444 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7446 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7448 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7450 * match.pd (X u< X, X u> X): New transformations.
7452 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7454 * flag-types.h (enum warn_strict_overflow_code): Move ...
7455 * coretypes.h: ... here.
7456 * fold-const.h (fold_overflow_warning): Declare.
7457 * fold-const.c (fold_overflow_warning): Make non-static.
7458 (fold_comparison): Move the transformation of X +- C1 CMP C2
7459 into X CMP C2 -+ C1 ...
7460 * match.pd: ... here.
7461 * gimple-fold.c (fold_stmt_1): Protect with
7462 fold_defer_overflow_warnings.
7464 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7466 * omp-low.c (struct oacc_loop): Add 'inner' field.
7467 (new_oacc_loop_raw): Initialize it to zero.
7468 (oacc_loop_fixed_partitions): Initialize it.
7469 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7470 available partitioning.
7472 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7474 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7476 (umulsidi3): Likewise.
7477 (indirect_jump): Fix jump instruction assembly patterns.
7479 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7482 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7483 (nvptx_function_value): Assert non-NULL cfun.
7485 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7487 PR rtl-optimization/70886
7488 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7490 * cselib.h (rtx_equal_for_cselib_1): Declare.
7491 (rtx_equal_for_cselib_p: New inline function.
7492 * cselib.c (rtx_equal_for_cselib_p): Delete.
7493 (rtx_equal_for_cselib_1): Make public.
7495 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7497 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7498 (register_mixssei387nonimm_operand): Remove predicate.
7499 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7500 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7501 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7502 for TARGET_MIX_SSE_I387 alternatives.
7503 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7504 Disable unsupported alternatives using "enabled" attribute. Use
7505 nonimm_ssenomem_operand as operand 1 predicate. Also check
7506 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7508 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7510 * tree.c (cst_and_fits_in_hwi): Simplify.
7512 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7514 * tree.h (wi::to_wide): New function.
7515 * expr.c (expand_expr_real_1): Use wi::to_wide.
7516 * fold-const.c (int_const_binop_1): Likewise.
7517 (extract_muldiv_1): Likewise.
7519 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7521 * wide-int.h: Update offset_int and widest_int documentation.
7522 (WI_SIGNED_SHIFT_RESULT): New macro.
7523 (wi::binary_shift): Define signed_shift_result_type for
7524 shifts on offset_int- and widest_int-like types.
7525 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7526 * tree.h (int_bit_position): Use shift operators instead of wi::
7528 * alias.c (adjust_offset_for_component_ref): Likewise.
7529 * expr.c (get_inner_reference): Likewise.
7530 * fold-const.c (fold_comparison): Likewise.
7531 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7532 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7533 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7534 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7535 (stmt_kills_ref_p): Likewise.
7536 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7537 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7538 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7539 (ao_ref_init_from_vn_reference): 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_BINARY_PREDICATE_RESULT): New macro.
7545 (wi::binary_traits): Allow ordered comparisons between offset_int and
7546 offset_int, between widest_int and widest_int, and between either
7547 of these types and basic C types.
7548 (operator <, <=, >, >=): Define for the same combinations.
7549 * tree.h (tree_int_cst_lt): Use comparison operators instead
7550 of wi:: comparisons.
7551 (tree_int_cst_le): Likewise.
7552 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7553 (fold_nonarray_ctor_reference): Likewise.
7554 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7555 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7556 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7557 * tree-sra.c (completely_scalarize): Likewise.
7558 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7559 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7560 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7561 (check_for_binary_op_overflow): Likewise.
7562 (search_for_addr_array): Likewise.
7563 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7565 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7567 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7568 (arc_save_restore): Likewise.
7569 (arc_dwarf_register_span): Likewise.
7570 (arc_output_pic_addr_const): Initialize suffix variable.
7572 2016-05-02 Martin Liska <mliska@suse.cz>
7574 * symbol-summary.h (function_summary::function_summary):
7575 Remove checking assert for all cgraph nodes.
7576 (function_summary::get): Check summary_uid.
7577 (symtab_insertion): Check summary_uid.
7579 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7581 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7582 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7584 (arc_dwarf_register_span): Remove enum keyword.
7585 (compact_memory_operand_p): New function.
7586 * config/arc/arc.h (reg_class): Add code density register classes.
7587 (REG_CLASS_NAMES): Likewise.
7588 (REG_CLASS_CONTENTS): Likewise.
7589 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7590 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7591 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7592 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7593 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7595 (h, Rcd, Rsd, Rzd): New register constraints.
7596 (T): Use compact_memory_operand_p function.
7597 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7599 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7601 * config/sh/sh.md (*negnegt, *movtt): Remove.
7603 2016-05-02 Marek Polacek <polacek@redhat.com>
7604 Tom de Vries <tom@codesourcery.com>
7606 PR tree-optimization/70700
7607 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7608 bigger than FIRST_REF_NODE.
7610 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7613 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7615 (prepare_cbranch_operands): Don't use scratch register. Assume that
7616 function is used when pseudos can be created.
7617 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7618 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7619 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7620 define_expand. Allow it only when pseudos can be created.
7621 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7623 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7625 * config/i386/constraints.md (BC): Only allow -1 operands.
7626 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7627 Add "enabled" attribute. Update XI mode attribute calculation.
7628 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7629 (*movoi_internal_avx): Update XI mode attribute calculation.
7630 (*movti_internal): Ditto.
7632 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7634 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7635 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7637 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7639 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7640 statement on instruction code. Remove trailing spaces.
7641 (altivec_expand_stv_builtin): Likewise.
7643 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7645 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7646 (TARGET_FPU_DOUBLE): Simplify.
7647 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7648 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7649 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7650 with 'TARGET_FPU_DOUBLE'.
7651 * config/sh/sh.md: Likewise.
7653 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7655 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7656 SH_DIV_STR_FOR_SIZE): Remove.
7657 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7658 SH_DIV_STR_FOR_SIZE): Remove.
7660 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7662 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7663 logical_reg_operand): Delete.
7664 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7665 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7666 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7667 match_operand and match_test.
7668 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7669 variables on their first use. Return bool values.
7670 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7671 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7672 arith_reg_operand for input operand. Remove empty constraints.
7674 (*xorsi3_compact): Rename to xorsi3.
7675 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7676 (*zero_extend<mode>si2_disp_mem): Update comment.
7679 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7681 * config/sh/t-sh: Remove SH5 support.
7682 * config.gcc: Likewise.
7683 * configure: Likewise.
7685 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7687 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7689 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7691 * config/sh/sh.c (register_sh_passes, sh_option_override,
7692 sh_print_operand, prepare_move_operands,
7693 sh_can_follow_jump): Remove TARGET_SH1 checks.
7694 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7695 PROMOTE_MODE): Likewise.
7696 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7699 2016-04-30 Alan Modra <amodra@gmail.com>
7701 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7702 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7703 Check for user regs later to avoid unnecessary looping over regs.
7704 Merge user reg check with non-saved reg check. Don't force
7705 inline VR restore when static chain used.
7706 (rs6000_frame_related): Omit eh_frame info for user regs when
7708 (fixed_regs_p): Delete.
7710 2016-04-30 Alan Modra <amodra@gmail.com>
7712 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7713 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7716 2016-04-30 Alan Modra <amodra@gmail.com>
7719 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7720 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7723 2016-04-30 Alan Modra <amodra@gmail.com>
7725 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7726 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7727 flag_pic test for Darwin.
7729 2016-04-30 Alan Modra <amodra@gmail.com>
7731 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7732 throw_calls_crossed.
7733 (REG_FREQ_CALLS_CROSSED): Delete.
7734 (REG_N_THROWING_CALLS_CROSSED): Delete.
7735 * regstat.c (regstat_bb_compute_ri): Don't calculate
7736 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7737 (dump_reg_info): Don't print call cross frequency.
7738 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7739 and REG_N_THROWING_CALLS_CROSSED.
7741 2016-04-30 Alan Modra <amodra@gmail.com>
7743 * regs.h (struct reg_info_t): Delete live_length.
7744 (REG_LIVE_LENGTH): Delete macro.
7745 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7746 local_live, local_processed and local_live_last_luid params.
7747 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7749 (regstat_compute_ri): Adjust for above. Don't set
7751 (dump_reg_info): Don't print live length.
7752 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7753 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7754 Localize loop_depth var.
7756 2016-04-30 Alan Modra <amodra@gmail.com>
7758 * ira.c (enum valid_equiv): New.
7759 (validate_equiv_mem): Return enum.
7760 (update_equiv_mem): Create replacement in more cases.
7761 (add_store_equivs): Update validate_equiv_mem call.
7763 2016-04-30 Alan Modra <amodra@gmail.com>
7765 * ira.c (combine_and_move_insns): Rather than scanning insns,
7766 use DF infrastucture to find use and def insns.
7768 2016-04-30 Alan Modra <amodra@gmail.com>
7770 ira.c (combine_and_move_insns): Move invariant conditions..
7771 (ira.c): ..to here. Call combine_and_move_insns before
7772 add_store_equivs. Call grow_reg_equivs later. Allocate
7773 req_equiv later using max_reg_num() rather than global max_regno.
7774 (contains_replace_regs): Delete.
7775 (add_store_equivs): Remove contains_replace_regs test.
7777 2016-04-30 Alan Modra <amodra@gmail.com>
7779 * ira.c (struct equiv_mem_data): New.
7780 (equiv_mem, equiv_mem_modified): Delete static vars.
7781 (validate_equiv_mem_from_store): Use "data" param to communicate..
7782 (validate_equiv_mem): ..from here.
7784 2016-04-30 Alan Modra <amodra@gmail.com>
7786 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7788 (update_reg_equivs): ..here. Move allocation and freeing of
7789 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7790 end_alias_analysis to..
7793 2016-04-30 Alan Modra <amodra@gmail.com>
7795 * ira.c (pdx_subregs): Delete.
7796 (struct equivalence): Add pdx_subregs field.
7797 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7799 (update_equiv_regs): Don't create or free pdx_subregs. Update
7802 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7804 * config/rs6000/altivec.h: Change definitions of vec_xl and
7806 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7807 (LD_ELEMREV_V2DI): New.
7808 (LD_ELEMREV_V4SF): New.
7809 (LD_ELEMREV_V4SI): New.
7810 (LD_ELEMREV_V8HI): New.
7811 (LD_ELEMREV_V16QI): New.
7812 (ST_ELEMREV_V2DF): New.
7813 (ST_ELEMREV_V2DI): New.
7814 (ST_ELEMREV_V4SF): New.
7815 (ST_ELEMREV_V4SI): New.
7816 (ST_ELEMREV_V8HI): New.
7817 (ST_ELEMREV_V16QI): New.
7820 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7821 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7822 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7823 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7824 (altivec_expand_builtin): Add handling for
7825 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7826 (rs6000_invalid_builtin): Add error-checking for
7827 RS6000_BTM_P9_VECTOR.
7828 (altivec_init_builtins): Define builtins used to implement vec_xl
7830 (rs6000_builtin_mask_names): Define power9-vector.
7831 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7832 (RS6000_BTM_P9_VECTOR): Define.
7833 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7834 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7835 (vsx_ld_elemrev_v2df): Likewise.
7836 (vsx_ld_elemrev_v4sf): Likewise.
7837 (vsx_ld_elemrev_v4si): Likewise.
7838 (vsx_ld_elemrev_v8hi): Likewise.
7839 (vsx_ld_elemrev_v16qi): Likewise.
7840 (vsx_st_elemrev_v2df): Likewise.
7841 (vsx_st_elemrev_v2di): Likewise.
7842 (vsx_st_elemrev_v4sf): Likewise.
7843 (vsx_st_elemrev_v4si): Likewise.
7844 (vsx_st_elemrev_v8hi): Likewise.
7845 (vsx_st_elemrev_v16qi): Likewise.
7846 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7849 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7851 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7853 (simplify_control_stmt_condition_1): ... here. Recurse into
7854 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7856 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7859 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7860 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7861 define_insn_and_split to define_insn.
7862 (zero_extendqi<mode>2_dot2): Same.
7863 (extendqi<mode>2_dot): Same.
7864 (extendqi<mode>2_dot2): Same.
7866 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7869 (probe_stack): New expander.
7870 (probe_stack_<mode>): New insn pattern.
7872 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7874 * config/i386/i386.md
7875 (operations with memory inputs setting flags peephole2):
7876 Remove uneeded REG_P checks. Cleanup pattern generation.
7878 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7880 * tree-vect-loop.c (vect_transform_loop): Fix
7881 nb_iterations_upper_bound computation for vectorized loop.
7883 2016-04-29 Marek Polacek <polacek@redhat.com>
7884 Jakub Jelinek <jakub@redhat.com>
7887 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7888 TARGET_EXPR_SLOT as a base.
7890 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7892 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7893 with 'rCm2' constraints to limit possible immediate size.
7894 (*load_zeroextendqisi_update): Likewise.
7895 (*load_signextendqisi_update): Likewise.
7896 (*loadhi_update): Likewise.
7897 (*load_zeroextendhisi_update): Likewise.
7898 (*load_signextendhisi_update): Likewise.
7899 (*loadsi_update): Likewise.
7900 (*loadsf_update): Likewise.
7902 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7904 * config/i386/predicates.md (constm1_operand): Fix comparison.
7906 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7908 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7910 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7912 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7913 remaining SH5 related settings.
7914 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7915 shmedia_prepare_call_address): Delete.
7916 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7917 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7918 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7919 UNSUPPORTED_SH2A): Remove m5 checks.
7920 (sh_divide_strategy_e): Remove SH5 division strategies.
7921 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7922 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7924 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7926 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7928 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7930 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7931 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7933 * config/s390/vector.md ("mov<mode>"): Likewise.
7935 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7937 * config/s390/constraints.md ("U", "W"): Invoke
7938 s390_mem_constraint with "ZR" and "ZT".
7939 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7940 addresses when using LRA. Accept also short displacements for S
7941 and T constraints. Do not check for long displacement target for
7942 S and T constraints.
7943 (s390_mem_constraint): Remove handling of U and W constraints.
7944 * config/s390/s390.md (various patterns): Remove the short
7945 displacement constraints (Q and R) if a long displacement
7946 constraint is present. Add longdisp as required CPU capability.
7947 * config/s390/vector.md: Likewise.
7948 * config/s390/vx-builtins.md: Likewise.
7950 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7953 * reload1.c (reload): Call finish_spills before
7954 restarting reload loop. Skip select_reload_regs
7955 if update_eliminables_and_spill returns true.
7957 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7959 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7960 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7961 (umulhisi3_imm): Update predicates and constraint letters.
7962 (umulhisi3_reg): Declare instruction as commutative.
7963 * config/arc/constraints.md (J12, J16): New constraints.
7964 * config/arc/predicates.md (short_unsigned_const_operand): New
7966 (arc_short_operand): Likewise.
7967 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7969 2016-04-29 Richard Biener <rguenther@suse.de>
7971 PR tree-optimization/13962
7972 PR tree-optimization/65686
7973 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7974 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7975 using PTA to compare pointers.
7976 * match.pd: Add pattern for pointer equality compare simplification
7977 using ptrs_compare_unequal.
7979 2016-04-29 Richard Biener <rguenther@suse.de>
7981 * stor-layout.c (layout_type): Do not build a pointer-to-element
7984 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7986 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7987 Use SWI mode iterator. Use general_reg_operand predicate.
7988 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7989 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7992 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7995 * fold-const.c (operand_equal_p): Don't verify hash value equality
7997 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8000 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8003 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8004 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8005 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8006 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8007 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8009 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8011 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8012 to info. Don't initialize separate fields to 0. Clean up
8015 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.md (peephole2s for operations with memory inputs):
8018 Use SWI mode iterator.
8019 (peephole2s for operations with memory outputs): Ditto.
8020 Do not check for stack checking probe.
8022 (probe_stack): Remove expander.
8024 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8025 Andrew Burgess <andrew.burgess@embecosm.com>
8027 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8028 operands as 32-bits.
8030 2016-04-28 Jason Merrill <jason@redhat.com>
8032 * gdbinit.in: Skip line-map.h.
8034 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8035 Andrew Burgess <andrew.burgess@embecosm.com>
8037 * config/arc/arc.c (arc_conditional_register_usage): Take
8038 TARGET_RRQ_CLASS into account.
8039 (arc_print_operand): Support printing 'p' and 's' operands.
8040 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8042 (TARGET_RRQ_CLASS): Define.
8043 (IS_POWEROF2_OR_0_P): Define.
8044 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8046 (*tst_movb): New define_insn.
8047 (*tst): Avoid recognition if it could prevent '*tst_movb'
8048 combination; replace c/CnL with c/Chs alternative.
8049 (*tst_bitfield_tst): New define_insn.
8050 (*tst_bitfield_asr): New define_insn.
8051 (*tst_bitfield): New define_insn.
8052 (andsi3_i): Add Rrq variant.
8053 (extzv): New define_expand.
8054 (insv): New define_expand.
8055 (*insv_i): New define_insn.
8056 (*movb): New define_insn.
8057 (*movb_signed): New define_insn.
8058 (*movb_high): New define_insn.
8059 (*movb_high_signed): New define_insn.
8060 (*movb_high_signed + 1): New define_split pattern.
8061 (*mrgb): New define_insn.
8062 (*mrgb + 1): New define_peephole2 pattern.
8063 (*mrgb + 2): New define_peephole2 pattern.
8064 * config/arc/arc.opt (mbitops): New option for nps400, uses
8065 TARGET_NPS_BITOPS_DEFAULT.
8066 * config/arc/constraints.md (q): Make register class conditional.
8067 (Rrq): New register constraint.
8068 (Chs): New constraint.
8069 (Clo): New constraint.
8070 (Chi): New constraint.
8071 (Cbf): New constraint.
8072 (Cbn): New constraint.
8073 (C18): New constraint.
8074 (Cbi): New constraint.
8076 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8078 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8080 (bitmap_intersection_of_preds): Ditto.
8081 (bitmap_union_of_succs): Ditto.
8082 (bitmap_union_of_preds): Ditto.
8083 * sbitmap.c (do_popcount): Delete.
8084 (BITMAP_DEBUGGING): Delete.
8085 (sbitmap_verify_popcount): Delete.
8086 (sbitmap_alloc): Don't initialize the popcount field.
8087 (sbitmap_alloc_with_popcount): Delete.
8088 (sbitmap_resize): Don't resize the popcount array.
8089 (sbitmap_vector_alloc): Don't initialize the popcount field.
8090 (bitmap_copy): Don't copy the popcount array.
8091 (bitmap_clear): Don't clear the popcount array.
8092 (bitmap_clear): Delete the popcount array handling.
8093 (bitmap_ior_and_compl): Delete the popcount assert.
8094 (bitmap_not): Ditto.
8095 (bitmap_and_compl): Ditto.
8096 (bitmap_and): Delete the popcount array handling.
8097 (bitmap_xor): Ditto.
8098 (bitmap_ior): Ditto.
8099 (bitmap_or_and): Delete the popcount assert.
8100 (bitmap_and_or): Ditto.
8101 (popcount_table): Delete.
8102 (sbitmap_elt_popcount): Delete.
8103 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8104 (bitmap_set_bit): Delete the popcount assert.
8105 (bitmap_clear_bit): Ditto.
8106 (sbitmap_free): Don't free the popcount array.
8107 (sbitmap_alloc_with_popcount): Delete declaration.
8108 (sbitmap_popcount): Ditto.
8110 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8111 Andrew Burgess <andrew.burgess@embecosm.com>
8113 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8114 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8115 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8116 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8117 * config/arc/arc.opt (mcmem): New option.
8118 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8119 supply length for r/m alternative.
8120 (*extendqisi2_ac): Likewise.
8121 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8123 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8124 (movhi_insn): Likewise.
8125 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8126 (*zero_extendqihi2_i): Add r/Ucm alternative.
8127 (*zero_extendqisi2_ac): Likewise.
8128 (*zero_extendhisi2_i): Likewise.
8129 * config/arc/constraints.md (Uex): New memory constraint.
8130 (Ucm): New define_constraint.
8131 * config/arc/predicates.md (long_immediate_loadstore_operand):
8132 Return 0 for MEM with cmem_address address.
8133 (cmem_address_0): New predicates.
8134 (cmem_address_1): Likewise.
8135 (cmem_address_2): Likewise.
8136 (cmem_address): Likewise.
8138 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8140 * config/rs6000/rs6000.c (machine_function): Rename
8141 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8142 (rs6000_stack_info): Adjust.
8144 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8145 Andrew Burgess <andrew.burgess@embecosm.com>
8147 * config/arc/constraints.md (Usd): Convert to define_constraint.
8151 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8154 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8155 Add new peephole2 where the first insn is *mov<mode>_or instead of
8156 *mov<mode>_internal.
8158 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8160 * tracer.c (bb_seen): Make static.
8162 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8164 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8165 support, setup defaults.
8166 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8167 * config/arc/arc.c (arc_init): Add NPS400 support.
8168 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8169 (TARGET_ARC700): NPS400 is also an ARC700.
8170 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8172 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8175 * config/nds32/nds32.md (casesi): Don't access the operands array
8178 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8181 (or $-1,reg peephole2): Ditto.
8182 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8184 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8186 * doc/extend.texi (Common Function Attributes) [optimize]:
8187 Discourage use of the optimize attribute.
8189 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8191 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8192 special case builtin.
8193 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8194 ALTIVEC_BUILTIN_VEC_ADDE.
8195 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8196 support for ALTIVEC_BUILTIN_VEC_ADDE.
8197 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8198 for __builtin_vec_adde.
8200 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8202 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8203 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8205 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8208 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8209 attributes): Document cilkplus_runtime.
8211 2016-04-28 Martin Jambor <mjambor@suse.cz>
8213 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8214 this function. Call verify_expr on MEM_REFs and bases of other
8217 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8219 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8220 for WORD_REGISTER_OPERATIONS to runtime check.
8222 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8224 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8226 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8228 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8229 big-endian compilation.
8230 * config/arc/arc.md (addf3): Likewise.
8234 2016-04-28 Richard Biener <rguenther@suse.de>
8236 PR tree-optimization/70840
8237 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8238 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8239 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8240 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8242 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8244 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8245 and explain why in a comment.
8247 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8249 * config/arc/arc.md (cpu_facility): Add fpx variant.
8250 (subdf3): Prohibit use reverse sub when assist operations option
8252 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8253 instructions only when FPX is enabled.
8254 * testsuite/gcc.target/arc/trsub.c: New test.
8256 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8258 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8259 mult_operator when calculating "type" attribute.
8260 (*fop_<mode>_1_i387): Ditto.
8261 (*fop_xf_1_i387): Ditto.
8262 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8263 Use std::swap to swap operands. Use RTL expressions to generate
8266 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8267 Joern Rennecke <joern.rennecke@embecosm.com>
8269 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8271 (emit_pic_move): Remove.
8272 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8273 * config/arc/arc.c (emit_pic_move): Removed.
8274 (TARGET_HAVE_TLS): Define.
8275 (arc_conditional_register_usage): Test for arc_tp_regno.
8276 (arc_print_operand, arc_print_operand_address): Handle TLS
8278 (arc_needs_pcl_p): New function.
8279 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8280 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8281 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8282 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8283 (arc_legitimize_tls_address): Likewise.
8284 (DTPOFF_ZERO_SYM): Define.
8285 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8286 (arc_output_pic_addr_const): Print TLS unspecs.
8287 (prepare_pic_move): New function, replaces emit_pic_move.
8288 (arc_legitimate_constant_p): Handle TLS unspecs.
8289 (arc_legitimate_address_p): Likewise.
8290 (arc_rewrite_small_data_p): Use assert for TLS constants.
8291 (prepare_move_operands): Use prepare_pic_move.
8292 (arc_legitimize_address): Legitimize tls addresses.
8293 (arc_epilogue_uses): Check for arc_tp_regno.
8294 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8295 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8297 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8299 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8300 %(arc_tls_extra_start_spec).
8301 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8302 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8304 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8305 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8306 (UNSPEC_TLS_OFF): Add.
8308 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8309 (get_thread_pointersi): New patterns.
8310 * config/arc/arc.opt (mtp-regno): New option.
8311 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8312 (move_dest_operand): Likewise.
8313 * configure: Regenerate.
8314 * configure.ac: Add arc*-*-* case to test for tls.
8315 * doc/invoke.texi (ARC options): Document mtp-regno.
8317 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8319 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8320 the new ARC HS SIMD instructions.
8321 (arc_preferred_simd_mode): New function.
8322 (arc_autovectorize_vector_sizes): Likewise.
8323 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8324 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8325 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8326 (arc_init_builtins): Add new SIMD builtin types.
8327 (arc_split_move): Handle 64 bit vector moves.
8328 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8329 (TARGET_PLUS_QMACW): Define.
8330 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8331 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8332 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8333 (VSUBADD4H): New builtins.
8334 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8335 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8337 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8338 Matthias Klose <doko@debian.org>
8340 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8342 2016-04-28 Richard Biener <rguenther@suse.de>
8345 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8348 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8350 * common/config/sh/sh-common.c: Remove SH5 support.
8351 * config/sh/constraints.md: Likewise.
8352 * config/sh/config/sh/elf.h: Likewise.
8353 * config/sh/linux.h: Likewise.
8354 * config/sh/netbsd-elf.h: Likewise.
8355 * config/sh/predicates.md: Likewise.
8356 * config/sh/sh-c.c: Likewise.
8357 * config/sh/sh-protos.h: Likewise.
8358 * config/sh/sh.c: Likewise.
8359 * config/sh/sh.h: Likewise.
8360 * config/sh/sh.md: Likewise.
8361 * config/sh/sh.opt: Likewise.
8362 * config/sh/sync.md: Likewise.
8363 * config/sh/sh64.h: Delete.
8364 * config/sh/shmedia.h: Likewise.
8365 * config/sh/shmedia.md: Likewise.
8366 * config/sh/sshmedia.h: Likewise.
8367 * config/sh/t-netbsd-sh5-64: Likewise.
8368 * config/sh/t-sh64: Likewise.
8369 * config/sh/ushmedia.h: Likewise.
8371 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8373 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8374 general_reg_operand instead of register_operand predicate.
8376 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8378 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8380 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8382 * match.pd (A - B > A, A + B < A): New transformations.
8384 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8386 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8387 which defaults to true. Emit an outer pair of parentheses only if
8388 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8389 don't emit parentheses for the right-hand operand.
8391 2016-04-27 Jeff Law <law@redhat.com>
8393 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8395 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8397 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8398 (altivec_lvx_<mode>_internal): Document.
8399 (altivec_lvx_<mode>_2op): New define_insn.
8400 (altivec_lvx_<mode>_1op): Likewise.
8401 (altivec_lvx_<mode>_2op_si): Likewise.
8402 (altivec_lvx_<mode>_1op_si): Likewise.
8403 (altivec_stvx_<mode>): Remove.
8404 (altivec_stvx_<mode>_internal): Document.
8405 (altivec_stvx_<mode>_2op): New define_insn.
8406 (altivec_stvx_<mode>_1op): Likewise.
8407 (altivec_stvx_<mode>_2op_si): Likewise.
8408 (altivec_stvx_<mode>_1op_si): Likewise.
8409 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8410 Expand vec_ld and vec_st during parsing.
8411 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8413 (altivec_expand_stvx_be): Likewise.
8414 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8415 address-masking behavior in RTL.
8416 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8417 address-masking behavior in RTL.
8418 (altivec_expand_builtin): Change builtin code arguments for calls
8419 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8420 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8421 presence of lvx/stvx patterns.
8422 (alignment_with_canonical_addr): New function.
8423 (alignment_mask): Likewise.
8424 (find_alignment_op): Likewise.
8425 (recombine_lvx_pattern): Likewise.
8426 (recombine_stvx_pattern): Likewise.
8427 (recombine_lvx_stvx_patterns): Likewise.
8428 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8429 stvx patterns from expand.
8430 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8432 (vector_altivec_store_<mode>): Likewise.
8434 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8436 * config/aarch64/aarch64.md
8437 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8438 remove the "fp" attributes.
8439 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8440 add the "simd" attributes.
8441 (*movdf_aarch64): Likewise.
8442 (*movtf_aarch64): Remove the "fp" attributes.
8443 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8444 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8446 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8448 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8449 rtx to rtx_code_label *.
8450 * rtl.h (maybe_set_first_label_num): Likewise.
8452 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8454 * df-core.c (df_add_problem): Make the problem param be const.
8455 (df_remove_problem): Make local "problem" be const.
8456 * df-problems.c (problem_RD): Make const.
8457 (problem_LR): Likewise.
8458 (problem_LIVE): Likewise.
8459 (problem_MIR): Likewise.
8460 (problem_CHAIN): Likewise.
8461 (problem_WORD_LR): Likewise.
8462 (problem_NOTE): Likewise.
8463 (problem_MD): Likewise.
8464 * df-scan.c (problem_SCAN): Likewise.
8465 * df.h (struct df_problem): Make field "dependent_problem" be
8467 (struct dataflow): Likewise for field "problem".
8468 (df_add_problem): Make param const.
8470 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8472 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8473 inter-unit moves to/from vector registers are enabled. Do not disable
8476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8478 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8479 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8481 (enum df_problem_id): ...this new enum.
8482 (struct df_problem): Convert field "id" from "int" to
8485 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8487 * rtl.def: Update comment for "things in the instruction chain" to
8488 reflect the removal of the leading "i" field for INSN_UID in
8489 r210360. Fix bogus apostrophe.
8491 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8493 * config/i386/i386.md
8494 (lea arith with mem operand + setcc peephole2): Set operator mode.
8496 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8499 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8500 (dimode_scalar_to_vector_candidate_p): This.
8501 (timode_scalar_to_vector_candidate_p): New function.
8502 (scalar_to_vector_candidate_p): Likewise.
8503 (timode_check_non_convertible_regs): Likewise.
8504 (timode_remove_non_convertible_regs): Likewise.
8505 (remove_non_convertible_regs): Likewise.
8506 (remove_non_convertible_regs): Renamed to ...
8507 (dimode_remove_non_convertible_regs): This.
8508 (scalar_chain::~scalar_chain): Make it virtual.
8509 (scalar_chain::compute_convert_gain): Make it pure virtual.
8510 (scalar_chain::mark_dual_mode_def): Likewise.
8511 (scalar_chain::convert_insn): Likewise.
8512 (scalar_chain::convert_registers): Likewise.
8513 (scalar_chain::add_to_queue): Make it protected.
8514 (scalar_chain::emit_conversion_insns): Likewise.
8515 (scalar_chain::replace_with_subreg): Likewise.
8516 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8517 (scalar_chain::convert_op): Likewise.
8518 (scalar_chain::convert_reg): Likewise.
8519 (scalar_chain::make_vector_copies): Likewise.
8520 (scalar_chain::convert_registers): New pure virtual function.
8521 (class dimode_scalar_chain): New class.
8522 (class timode_scalar_chain): Likewise.
8523 (scalar_chain::mark_dual_mode_def): Renamed to ...
8524 (dimode_scalar_chain::mark_dual_mode_def): This.
8525 (timode_scalar_chain::mark_dual_mode_def): New function.
8526 (timode_scalar_chain::convert_insn): Likewise.
8527 (dimode_scalar_chain::convert_registers): Likewise.
8528 (scalar_chain::compute_convert_gain): Renamed to ...
8529 (dimode_scalar_chain::compute_convert_gain): This.
8530 (scalar_chain::replace_with_subreg): Renamed to ...
8531 (dimode_scalar_chain::replace_with_subreg): This.
8532 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8533 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8534 (scalar_chain::make_vector_copies): Renamed to ...
8535 (dimode_scalar_chain::make_vector_copies): This.
8536 (scalar_chain::convert_reg): Renamed to ...
8537 (dimode_scalar_chain::convert_reg ): This.
8538 (scalar_chain::convert_op): Renamed to ...
8539 (dimode_scalar_chain::convert_op): This.
8540 (scalar_chain::convert_insn): Renamed to ...
8541 (dimode_scalar_chain::convert_insn): This.
8542 (scalar_chain::convert): Call convert_registers.
8543 (convert_scalars_to_vector): Change to scalar_chain pointer to
8544 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8545 in 32-bit mode. Delete scalar_chain pointer. Call
8546 free_dominance_info in 64-bit mode.
8547 (pass_stv::gate): Remove TARGET_64BIT check.
8548 (ix86_option_override): Put the 64-bit STV pass before the CSE
8551 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8553 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8554 dw_loc_frame_offset field.
8555 * dwarf2out.c (new_loc_descr): Likewise.
8556 (resolve_args_picking_1): Turn the VISITED hash set into a
8557 FRAME_OFFSET hash map. Use it to associate a frame offset to
8558 visited nodes. Remove uses of the CHECKING_P macro.
8559 (resolve_args_picking): Update call to resolve_args_picking_1.
8561 2016-04-27 Martin Liska <mliska@suse.cz>
8563 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8564 (free_loop_data): Release vuses of groups.
8566 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8568 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8569 instead of redundant use_id and boolean have_use_for.
8570 (struct iv_use): Change sub_id into group_id. Remove field next.
8571 Move fields: related_cands, n_map_members, cost_map and selected
8573 (struct iv_group): ... here. New structure.
8574 (struct iv_common_cand): Use structure declaration directly.
8575 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8576 (MAX_CONSIDERED_USES): Rename macro to ...
8577 (MAX_CONSIDERED_GROUPS): ... here.
8578 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8579 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8580 (dump_uses): Rename to ...
8581 (dump_groups): ... here. Update all uses.
8582 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8583 (find_induction_variables): Refactor format of dump information.
8584 (record_sub_use): Delete.
8585 (record_use): Update all uses.
8586 (record_group): New function.
8587 (record_group_use, find_interesting_uses_op): Call above functions.
8589 (find_interesting_uses_cond): Ditto.
8590 (group_compare_offset): New function.
8591 (split_all_small_groups): Rename to ...
8592 (split_small_address_groups_p): ... here. Update all uses.
8593 (split_address_groups): Update all uses.
8594 (find_interesting_uses): Refactor format of dump information.
8595 (add_candidate_1): Update all uses. Remove redundant check on iv,
8597 (add_candidate, record_common_cand): Remove redundant assert.
8598 (add_iv_candidate_for_biv): Update use.
8599 (add_iv_candidate_derived_from_uses): Update all uses.
8600 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8601 (alloc_use_cost_map): Ditto.
8602 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8603 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8604 (determine_use_iv_cost_generic): Ditto.
8605 (determine_group_iv_cost_generic): Ditto.
8606 (determine_use_iv_cost_address): Ditto.
8607 (determine_group_iv_cost_address): Ditto.
8608 (determine_use_iv_cost_condition): Ditto.
8609 (determine_group_iv_cost_cond): Ditto.
8610 (determine_use_iv_cost): Ditto.
8611 (determine_group_iv_cost): Ditto.
8612 (set_autoinc_for_original_candidates): Update all uses.
8613 (find_iv_candidates): Update all uses. Refactor dump information.
8614 (determine_use_iv_costs): Ditto.
8615 (determine_iv_costs): Ditto.
8616 (iv_ca_cand_for_use): Rename to ...
8617 (iv_ca_cand_for_group): ... here. Update all uses.
8618 (iv_ca_add_use, iv_ca_add_group): Ditto.
8619 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8620 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8621 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8622 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8623 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8624 (create_new_iv, adjust_iv_update_pos): Ditto.
8625 (rewrite_use_address): Delete.
8626 (rewrite_use_address_1): Rename to ...
8627 (rewrite_use_address): ... here.
8628 (rewrite_use_compare): Update all uses.
8629 (rewrite_use): Delete.
8630 (rewrite_uses): Rename to ...
8631 (rewrite_groups): ... here. Update all uses.
8632 (remove_unused_ivs, free_loop_data): Update all uses.
8633 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8635 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8637 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8638 for WORD_REGISTER_OPERATIONS to runtime check.
8640 2016-04-27 Richard Biener <rguenther@suse.de>
8643 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8644 aggregate_value_p to determine if a function result is
8645 returned by reference.
8646 (ipa_pta_execute): Functions having their address taken are
8647 not automatically nonlocal.
8649 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8652 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8653 * fold-const.c (operand_equal_p): If flag_checking and
8654 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8655 and if it returns non-zero, assert iterative_hash_expr on both
8658 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8660 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8662 2016-04-27 Nick Clifton <nickc@redhat.com>
8665 * varasm.c (merge_weak): Generate an error if an attempt is made
8666 to convert a non-weak static function into a weak, public function.
8668 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8670 * params.def (MAX_PARTITION_SIZE): New param.
8671 * doc/invoke.texi: Document lto-max-partition.
8673 2016-04-27 Richard Biener <rguenther@suse.de>
8676 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8677 function cummulating used_from_other_partition, externally_visible
8678 and force_output from aliases.
8679 (refered_from_nonlocal_var): Likewise.
8680 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8681 node flags properly.
8683 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8685 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8686 (-Wmemset-elt-size): New item.
8688 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8691 * stor-layout.h (internal_reference_types): Delete.
8692 * stor-layout.c (reference_types_internal): Likewise.
8693 (internal_reference_types): Likewise.
8694 (layout_type) <REFERENCE_TYPE>: Adjust.
8696 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8699 * tree.h (inchash::add_expr): Add FLAGS argument.
8700 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8701 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8702 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8703 Formatting fix. Adjust recursive calls. For tcc_comparison,
8704 if swap_tree_comparison (code) is smaller than code, hash that
8705 and arguments in the other order. Hash CONVERT_EXPR the same
8706 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8707 of ADDR_EXPR of decl as the decl itself. Add or remove
8708 OEP_ADDRESS_OF from recursive flags as needed. For
8709 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8710 operands commutatively and only the third one normally.
8711 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8713 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8715 * config/rtems.h (LIB_SPEC): Add -latomic.
8717 2016-04-27 Joel Sherrill <joel@rtems.org>
8719 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8720 xilink.ld and flags not relevant to RTEMS.
8722 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8724 * toplev.c (backend_init_target): Avoid calling init_reload when using
8727 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8729 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8730 for loops rather than one for the whole function.
8732 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8734 * match.pd (X + CST CMP X): New transformation.
8736 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8738 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8739 * fold-const.c (fold_binary_loc): Remove 2 transformations
8740 superseded by match.pd.
8741 * match.pd (x+x -> x*2): Generalize to integers.
8743 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8745 * config/i386/i386.md (operation on memory peephole): Duplicate an
8746 existing peephole and adapt it to match lea rather than an operation
8749 PR rtl-optimization/57193
8750 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8752 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8754 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8756 * tree-if-conv.c (any_pred_load_store): New static variable.
8757 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8758 any_pred_load_store instead of and_mask_load_store.
8759 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8760 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8761 (combine_blocks, tree_if_conversion): Ditto.
8763 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8765 PR tree-optimization/70771
8766 PR tree-optimization/70775
8767 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8768 virtual PHI nodes. Delete parameter.
8769 (if_convertible_loop_p_1): Delete argument to above function.
8770 (predicate_all_scalar_phis): Delete code handling single-argument
8772 (tree_if_conversion): Mark and update virtual SSA.
8774 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8777 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8778 (x86_elf_aligned_common): Rename to ...
8779 (x86_elf_aligned_decl_common): ... this.
8780 Add decl arg. Switch to .lbss for largecomm object. Use
8781 LARGECOMM_SECTION_ASM_OP.
8782 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8784 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8785 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8787 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8788 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8790 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8793 * config/i386/i386.c (SECTION_LARGE): Define.
8794 (x86_64_elf_select_section): Set it for large data/bss sections.
8795 Only clear SECTION_WRITE for .lrodata.
8796 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8798 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8799 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8800 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8802 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8803 * doc/tm.texi: Regenerate.
8805 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8808 * configure.ac (--enable-checking): Document extra flag, for
8809 non-release builds default to --enable-checking=yes,extra.
8810 If misc checking and extra checking, define CHECKING_P to 2 instead
8812 * common.opt (fchecking=): Add.
8813 * doc/invoke.texi (-fchecking=): Document.
8814 * doc/install.texi: Document --enable-checking changes.
8815 * configure: Regenerated.
8816 * config.in: Regenerated.
8818 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8820 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8821 attribute instead of which_alternative.
8822 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8823 Use EXT_REX_SSE_REG_P where appropriate.
8825 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8827 * config/i386/predicates.md (const0_operand): Do not match
8828 const_wide_int code.
8829 (const1_operand): Ditto.
8831 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8833 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8834 for SSE constm1 operands and TARGET_AVX512VL.
8835 (*movti_internal): Ditto.
8836 (*mov<mode>_or): Use constm1_operand predicate.
8837 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8838 for SSE vector_all_ones operands and TARGET_AVX512VL.
8839 * config/i386/predicates.md (constm1_operand): New predicate.
8840 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8841 emission of constant -1 load.
8843 2016-04-25 Jason Merrill <jason@redhat.com>
8845 * gdbinit.in: Skip is-a.h.
8847 * attribs.c (register_scoped_attributes): Fix logic.
8848 * attribs.h: Declare register_scoped_attributes.
8850 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8852 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8853 stxvd2x and stxvw4x built-in functions.
8855 2016-04-25 DJ Delorie <dj@redhat.com>
8857 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8858 (ashrhi3): Likewise.
8859 (lshrhi3): Likewise.
8861 2016-04-25 Richard Biener <rguenther@suse.de>
8863 PR tree-optimization/70780
8864 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8866 (compute_antic): Mark blocks with abnormal preds as visited as
8867 they have a final empty antic-in solution already.
8869 2016-04-25 Michael Collison <michael.collison@linaro.org>
8871 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8873 2016-04-25 Michael Collison <michael.collison@linaro.org>
8875 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8876 mode is VQI to improve mixed mode vectorization.
8877 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8878 define_insn to match low half of signed vaddw.
8879 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8880 define_insn to match high half of signed vaddw.
8881 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8882 define_insn to match low half of unsigned vaddw.
8883 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8884 define_insn to match high half of unsigned vaddw.
8885 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8886 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8887 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8889 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8890 * config/arm/predicates.md (vect_par_constant_high): Support
8891 big endian and simplify by calling
8892 arm_simd_check_vect_par_cnst_half
8893 (vect_par_constant_low): Likewise.
8895 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8897 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8898 predicate for operand 2.
8900 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8901 H.J. Lu <hongjiu.lu@intel.com>
8903 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8904 machine_mode argument.
8905 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8906 constm1_rtx operands. For VOIDmode constants, get mode from
8907 pred_mode. Check mode size if the mode is supported by ABI.
8908 (standard_sse_constant_opcode): Do not use standard_constant_p.
8909 Strictly check ABI support for all-ones operands.
8910 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8911 immediates. Update calls to standard_sse_constant_p.
8912 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8913 (ix86_rtx_costs): Ditto.
8914 * config/i386/i386.md (*movxi_internal_avx512f): Use
8915 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8916 Use (v,BC) alternative instead of (v,C). Use register_operand
8917 checks instead of MEM_P.
8918 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8919 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8920 isa attribute. Use register_operand checks instead of MEM_P.
8921 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8922 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8923 alternative and corresponding sse2 isa attribute.
8924 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8925 to standard_sse_constant_p.
8926 (FP constant splitters): Ditto.
8927 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8929 * config/i386/predicates.md (constm1_operand): Remove.
8930 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8931 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8932 vector_all_ones_operand instead of constm1_operand.
8934 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8936 * print-rtl.c (print_rtx_insn_vec): New function.
8937 * print-rtl.h: New prototype.
8938 * store-motion.c (struct st_expr): Make avail_stores a vector.
8939 (st_expr_entry): Adjust.
8940 (free_st_expr_entry): Likewise.
8941 (print_store_motion_mems): Likewise.
8942 (find_moveable_store): Likewise.
8943 (compute_store_table): Likewise.
8944 (delete_store): Likewise.
8945 (build_store_vectors): Likewise.
8947 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8949 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8951 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8953 * vec.h (vec_safe_contains): New function.
8954 (vec::contains): Likewise.
8955 (vec::begin): Likewise.
8956 (vec::end): Likewise.
8958 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8961 * cfgexpand.c (expand_stack_vars): Fix typo.
8963 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8965 * system.h (list, map, set, vector): Include conditionally.
8966 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8967 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8968 * ipa-icf.c (INCLUDE_LIST): Define.
8969 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8970 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8971 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8972 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8973 * cp/logic.cc (INCLUDE_LIST): Define.
8974 * fortran/trans-common.c (INCLUDE_MAP): Define.
8976 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8978 * auto-profile.c: Remove <string.h> include.
8979 * ipa-icf-gimple.c: Remove <list> include.
8980 * diagnostic.c: Remove <new> include.
8981 * genmatch.c: Likewise.
8982 * pretty-print.c: Likewise.
8983 * toplev.c: Likewise
8984 * c/c-objc-common.c: Likewise.
8985 * cp/error.c: Likewise.
8986 * fortran/error.c: Likewise.
8988 2016-04-22 Richard Biener <rguenther@suse.de>
8990 * lto-streamer-in.c (input_ssa_names): Do not allocate
8991 GIMPLE_NOP for all SSA names.
8992 * lto-streamer-out.c (output_ssa_names): Do not output
8993 SSA names that should have been released.
8995 2016-04-22 Richard Biener <rguenther@suse.de>
8997 PR tree-optimization/70740
8998 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9001 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9004 * config/i386/predicates.md (call_insn_operand): Replace
9005 sibcall_memory_operand with memory_operand.
9007 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9009 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9010 has_single_use() tests.
9011 (register_edge_assert_for_1): Likewise.
9012 (find_assert_locations_1): Check the liveness bitmap instead of
9013 checking has_single_use().
9015 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9018 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9019 Extract AVX-512BW constraint from AVX.
9021 2016-04-21 Richard Biener <rguenther@suse.de>
9023 PR tree-optimization/70725
9024 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9025 for phi_convertible_by_degenerating_args.
9026 (predicate_all_scalar_phis): Handle single-argument PHIs.
9028 2016-04-21 Richard Biener <rguenther@suse.de>
9031 * fold-const.c (fold_comparison): Return properly typed
9034 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9036 PR tree-optimization/70715
9037 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9038 after expanding BASE using expand_simple_operations.
9040 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9042 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9043 New transformations.
9045 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9047 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9049 2016-04-20 Jan Hubicka <jh@suse.cz>
9051 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9052 ultiimate_alias_target.
9053 (update_callee_keys): Likewise.
9054 (lookup_recursive_calls): Likewise.
9055 (speculation_useful_p): Likewise.
9057 2016-04-20 Jan Hubicka <jh@suse.cz>
9060 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9061 (set_nothrow_flag_1): ... this; handle interposition correctly;
9062 recurse on aliases and thunks.
9063 (cgraph_node::set_nothrow_flag): New.
9064 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9065 functions compiled with non-call exceptions that binds to current
9067 (propagate_nothrow): Be safe WRT interposition.
9068 * cgraph.h (set_nothrow_flag): Update prototype.
9070 2016-04-18 Jan Hubicka <jh@suse.cz>
9072 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9073 max_loop_iterations_int.
9074 (tree_unswitch_outer_loop): Likewise.
9076 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9078 PR tree-optimization/69489
9079 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9080 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9081 Revise dump message.
9082 (if_convertible_bb_p): Remove check on edge count of basic block's
9085 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9087 PR tree-optimization/56625
9088 PR tree-optimization/69489
9089 * tree-data-ref.h (DR_INNERMOST): New macro.
9090 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9091 hashing struct innermost_loop_behavior.
9092 (ref_DR_map): Remove.
9093 (innermost_DR_map): New map.
9094 (baseref_DR_map): Revise comment.
9095 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9096 to innermost_DR_map accroding to its innermost loop behavior.
9097 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9098 to its innermost loop behavior.
9099 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9100 Add initialization for innermost_DR_map. Record memory reference
9101 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9102 have innermost loop behavior.
9103 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9106 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9109 *lea_general_1. Use explicit SWI12 mode interator.
9110 (*lea<mode>_general_2): Rename from *lea_general_2.
9111 Use explicit SWI12 mode interator.
9112 (*lea<mode>_general_3): Rename from *lea_general_3.
9113 Use explicit SWI12 mode interator.
9114 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9115 Use explicit SWI12 mode interator.
9116 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9117 Use explicit SWI48 mode interator.
9119 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9121 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9122 Short-cut unaligned load and store cases. Handle all integer
9124 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9125 and store cases. Call ix86_avx256_split_vector_move_misalign
9126 directly without checking mode class.
9128 2016-04-20 Andrew Pinski <apinski@cavium.com>
9129 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9132 * config/aarch64/aarch64.md (sibcall): Force call
9133 address to be DImode for ILP32.
9134 (sibcall_value): Likewise.
9136 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9138 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9140 2016-04-20 Richard Biener <rguenther@suse.de>
9142 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9143 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9144 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9145 (maybe_push_res_to_seq): Adjust.
9146 * gimple-fold.c (maybe_build_generic_op): Likewise.
9148 2016-04-20 Marek Polacek <polacek@redhat.com>
9150 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9153 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9155 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9156 use kmovw to support AVX512F target.
9158 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9160 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9162 2016-04-20 Marek Polacek <polacek@redhat.com>
9164 PR tree-optimization/70725
9165 * tree-if-conv.c (is_false_predicate): New function.
9166 (predicate_mem_writes): Use it.
9168 2016-04-20 Richard Biener <rguenther@suse.de>
9170 PR tree-optimization/70726
9171 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9172 shift amounts from a pattern stmt operand.
9174 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9177 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9178 stack_restore_from_fpr pattern when restoring r15.
9179 (s390_optimize_prologue): Strip away the memory barrier in the
9180 parallel when trying to get rid of restore insns.
9181 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9182 definition for loading the stack pointer from an FPR. Compared to
9183 the normal move insn this pattern includes a full memory barrier.
9185 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9188 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9189 implicitly linear or lastprivate iterator on the outer context.
9191 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9195 * config/i386/i386.md (ssememalign): Removed.
9196 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9198 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9201 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9202 const short * to __builtin_ia32_loaddquhi512_mask.
9203 (_mm512_maskz_loadu_epi16): Likewise.
9204 (_mm512_mask_storeu_epi16): Pass short * to
9205 __builtin_ia32_storedquhi512_mask.
9206 (_mm512_mask_loadu_epi8): Pass const char * to
9207 __builtin_ia32_loaddquqi512_mask.
9208 (_mm512_maskz_loadu_epi8): Likewise.
9209 (_mm512_mask_storeu_epi8): Pass char * to
9210 __builtin_ia32_storedquqi512_mask.
9211 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9212 const double * to __builtin_ia32_loadupd512_mask.
9213 (_mm512_mask_loadu_pd): Likewise.
9214 (_mm512_maskz_loadu_pd): Likewise.
9215 (_mm512_storeu_pd): Pass double * to
9216 __builtin_ia32_storeupd512_mask.
9217 (_mm512_mask_storeu_pd): Likewise.
9218 (_mm512_loadu_ps): Pass const float * to
9219 __builtin_ia32_loadups512_mask.
9220 (_mm512_mask_loadu_ps): Likewise.
9221 (_mm512_maskz_loadu_ps): Likewise.
9222 (_mm512_storeu_ps): Pass float * to
9223 __builtin_ia32_storeups512_mask.
9224 (_mm512_mask_storeu_ps): Likewise.
9225 (_mm512_mask_loadu_epi64): Pass const long long * to
9226 __builtin_ia32_loaddqudi512_mask.
9227 (_mm512_maskz_loadu_epi64): Likewise.
9228 (_mm512_mask_storeu_epi64): Pass long long *
9229 to __builtin_ia32_storedqudi512_mask.
9230 (_mm512_loadu_si512): Pass const int * to
9231 __builtin_ia32_loaddqusi512_mask.
9232 (_mm512_mask_loadu_epi32): Likewise.
9233 (_mm512_maskz_loadu_epi32): Likewise.
9234 (_mm512_storeu_si512): Pass int * to
9235 __builtin_ia32_storedqusi512_mask.
9236 (_mm512_mask_storeu_epi32): Likewise.
9237 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9238 char * to __builtin_ia32_storedquqi256_mask.
9239 (_mm_mask_storeu_epi8): Likewise.
9240 (_mm256_mask_loadu_epi16): Pass const short * to
9241 __builtin_ia32_loaddquhi256_mask.
9242 (_mm256_maskz_loadu_epi16): Likewise.
9243 (_mm_mask_loadu_epi16): Pass const short * to
9244 __builtin_ia32_loaddquhi128_mask.
9245 (_mm_maskz_loadu_epi16): Likewise.
9246 (_mm256_mask_loadu_epi8): Pass const char * to
9247 __builtin_ia32_loaddquqi256_mask.
9248 (_mm256_maskz_loadu_epi8): Likewise.
9249 (_mm_mask_loadu_epi8): Pass const char * to
9250 __builtin_ia32_loaddquqi128_mask.
9251 (_mm_maskz_loadu_epi8): Likewise.
9252 (_mm256_mask_storeu_epi16): Pass short * to.
9253 __builtin_ia32_storedquhi256_mask.
9254 (_mm_mask_storeu_epi16): Pass short * to.
9255 __builtin_ia32_storedquhi128_mask.
9256 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9257 const double * to __builtin_ia32_loadupd256_mask.
9258 (_mm256_maskz_loadu_pd): Likewise.
9259 (_mm_mask_loadu_pd): Pass onst double * to
9260 __builtin_ia32_loadupd128_mask.
9261 (_mm_maskz_loadu_pd): Likewise.
9262 (_mm256_mask_storeu_pd): Pass double * to
9263 __builtin_ia32_storeupd256_mask.
9264 (_mm_mask_storeu_pd): Pass double * to
9265 __builtin_ia32_storeupd128_mask.
9266 (_mm256_mask_loadu_ps): Pass const float * to
9267 __builtin_ia32_loadups256_mask.
9268 (_mm256_maskz_loadu_ps): Likewise.
9269 (_mm_mask_loadu_ps): Pass const float * to
9270 __builtin_ia32_loadups128_mask.
9271 (_mm_maskz_loadu_ps): Likewise.
9272 (_mm256_mask_storeu_ps): Pass float * to
9273 __builtin_ia32_storeups256_mask.
9274 (_mm_mask_storeu_ps): ass float * to
9275 __builtin_ia32_storeups128_mask.
9276 (_mm256_mask_loadu_epi64): Pass const long long * to
9277 __builtin_ia32_loaddqudi256_mask.
9278 (_mm256_maskz_loadu_epi64): Likewise.
9279 (_mm_mask_loadu_epi64): Pass const long long * to
9280 __builtin_ia32_loaddqudi128_mask.
9281 (_mm_maskz_loadu_epi64): Likewise.
9282 (_mm256_mask_storeu_epi64): Pass long long * to
9283 __builtin_ia32_storedqudi256_mask.
9284 (_mm_mask_storeu_epi64): Pass long long * to
9285 __builtin_ia32_storedqudi128_mask.
9286 (_mm256_mask_loadu_epi32): Pass const int * to
9287 __builtin_ia32_loaddqusi256_mask.
9288 (_mm256_maskz_loadu_epi32): Likewise.
9289 (_mm_mask_loadu_epi32): Pass const int * to
9290 __builtin_ia32_loaddqusi128_mask.
9291 (_mm_maskz_loadu_epi32): Likewise.
9292 (_mm256_mask_storeu_epi32): Pass int * to
9293 __builtin_ia32_storedqusi256_mask.
9294 (_mm_mask_storeu_epi32): Pass int * to
9295 __builtin_ia32_storedqusi128_mask.
9296 * config/i386/i386-builtin-types.def (PCSHORT): New.
9298 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9299 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9300 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9301 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9302 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9303 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9304 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9305 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9306 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9307 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9308 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9309 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9310 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9311 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9312 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9313 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9314 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9315 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9316 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9317 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9318 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9319 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9320 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9321 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9322 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9323 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9324 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9325 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9326 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9327 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9328 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9329 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9330 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9331 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9332 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9333 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9334 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9335 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9336 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9337 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9338 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9339 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9340 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9341 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9342 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9343 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9344 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9345 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9346 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9348 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9349 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9351 (ix86_expand_vector_move_misalign): Likewise.
9352 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9353 to scalar function prototype for unaligned load/store builtins.
9354 (ix86_expand_special_args_builtin): Updated.
9355 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9356 (UNSPEC_STOREU): Likewise.
9357 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9358 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9359 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9360 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9361 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9362 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9363 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9364 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9365 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9366 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9367 (<avx512>_storedqu<mode>_mask): Likewise.
9368 (*sse4_2_pcmpestr_unaligned): Likewise.
9369 (*sse4_2_pcmpistr_unaligned): Likewise.
9370 (*mov<mode>_internal): Renamed to ...
9371 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9372 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9373 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9374 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9376 2016-04-19 Richard Biener <rguenther@suse.de>
9378 PR tree-optimization/70171
9379 * tree-ssa-phiprop.c: Include stor-layout.h.
9380 (phiprop_insert_phi): Handle the aggregate copy case.
9381 (propagate_with_phi): Likewise.
9383 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9385 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9386 instead of simplify_gen_subreg (... , 0).
9387 (ix86_delegitimize_address): Ditto.
9388 (ix86_split_divmod): Ditto.
9389 (ix86_split_copysign_const): Ditto.
9390 (ix86_split_copysign_var): Ditto.
9391 (ix86_expand_args_builtin): Ditto.
9392 (ix86_expand_round_builtin): Ditto.
9393 (ix86_expand_special_args_builtin): Ditto.
9394 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9395 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9396 (udivmodqi4): Ditto.
9397 (absneg splitters): Ditto.
9398 (*jcc_bt<mode>_1): Ditto.
9400 2016-04-19 Richard Biener <rguenther@suse.de>
9402 PR tree-optimization/70724
9403 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9404 restoring out from ...
9405 (free_scc_vn): ... here.
9406 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9407 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9409 (pass_fre::execute): Restore SSA info.
9411 2016-04-19 Richard Biener <rguenther@suse.de>
9413 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9414 * gimple-walk.c (walk_gimple_op): Initialize it.
9415 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9416 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9417 remapping SSA names of defs.
9418 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9421 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9424 * lra-constraints.c (equiv_substition_p): New.
9425 (process_alt_operands): Use it.
9426 (swap_operands): Swap it.
9427 (curr_insn_transform): Update it.
9429 2016-04-18 Michael Matz <matz@suse.de>
9431 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9432 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9433 * tree-core.h (tree_type_common.align): Use bit-field.
9434 (tree_type_common.spare): New.
9435 (tree_decl_common.off_align): Make smaller.
9436 (tree_decl_common.align): Use bit-field.
9438 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9439 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9440 (scan_sharing_clauses): Ditto.
9441 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9442 (omp_finish_file): Ditto.
9443 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9444 (layout_decl): Ditto.
9445 (relayout_decl): Ditto.
9446 (finalize_record_size): Use SET_TYPE_ALIGN.
9447 (finalize_type_size): Ditto.
9448 (finish_builtin_struct): Ditto.
9449 (layout_type): Ditto.
9450 (initialize_sizetypes): Ditto.
9451 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9452 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9453 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9454 (get_chain_field): Ditto.
9455 (get_trampoline_type): Ditto.
9456 (get_nl_goto_field): Ditto.
9457 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9459 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9460 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9461 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9462 (build_qualified_type): Use SET_TYPE_ALIGN.
9463 (build_aligned_type, build_range_type_1): Ditto.
9464 (build_atomic_base): Ditto.
9465 (build_common_tree_nodes): Ditto.
9466 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9467 (expand_one_stack_var_at): Ditto.
9468 * coverage.c (build_var): Use SET_DECL_ALIGN.
9469 * except.c (init_eh): Ditto.
9470 * function.c (assign_parm_setup_block): Ditto.
9471 * symtab.c (increase_alignment_1): Ditto.
9472 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9473 * tree-vect-stmts.c (ensure_base_align): Ditto.
9474 * varasm.c (align_variable): Ditto.
9475 (assemble_variable): Ditto.
9476 (build_constant_desc): Ditto.
9477 (output_constant_def_contents): Ditto.
9479 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9480 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9481 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9482 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9483 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9485 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9488 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9489 replace %vmovsd with "%vmovq".
9490 (vec_concatv2df): Likewise.
9492 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9494 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9495 (*vec_extractv2si_0): Ditto.
9496 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9497 (zero_extended_scalar_load_operand splitters): Ditto.
9498 (vec_extract splitters): Ditto.
9499 (*vec_extractv4si_0_zext): Ditto.
9500 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9502 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9503 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9504 (*sse4_1_extractps): Use lowpart_subreg.
9505 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9507 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9509 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9511 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9512 Mention Solaris 11 packaging changes.
9513 Update gas and gld requirements.
9514 Remove reference to pre-Solaris 10 bug.
9515 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9517 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9520 2016-04-17 Jan Hubicka <jh@suse.cz>
9522 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9523 max_loop_iterations_int.
9525 2016-04-18 Richard Biener <rguenther@suse.de>
9527 PR tree-optimization/43434
9528 * tree-ssa-structalias.c (struct vls_data): New.
9529 (visit_loadstore): Handle all pointer-based accesses.
9530 (compute_dependence_clique): Compute a bitmap of restrict tags
9531 assigned bases and pass it to visit_loadstore.
9533 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9536 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9537 armv8.1-a and armv8.1-a+crc.
9539 2016-04-18 Richard Biener <rguenther@suse.de>
9541 PR tree-optimization/70701
9542 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9543 references after translating through a memcpy.
9545 2016-04-18 Richard Biener <rguenther@suse.de>
9547 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9548 (compute_antic): ... here. For partial antic use regular
9549 postorder and scrap iteration.
9550 (compute_partial_antic_aux): Remove unused return value.
9551 (init_pre): Do not allocate postorder.
9552 (fini_pre): Do not free postorder.
9554 2016-04-18 Richard Biener <rguenther@suse.de>
9557 * expmed.c (extract_bit_field_1): Remove broken case
9558 using a wider MODE_INT mode.
9560 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9562 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9563 unless compiling with at least GCC-4.8.
9565 2016-04-17 Jan Hubicka <jh@suse.cz>
9568 * graphite.c (graphite_finalize): Update call to
9569 tree_estimate_probability.
9570 * predict.h (tree_estimate_probability): Update prototype.
9572 2016-04-17 Jan Hubicka <jh@suse.cz>
9574 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9575 (tree_estimate_probability): Likewise.
9576 (pass_profile::execute): Update.
9577 (report_predictor_hitrates): New function.
9578 * profile.c (compute_branch_probabilities): Use it.
9579 * predict.h (report_predictor_hitrates): Declare.
9581 2016-04-17 Jan Hubicka <jh@suse.cz>
9584 * cgraph.h (cgraph_node::set_const_flag,
9585 cgraph_node::set_pure_flag): Update prototype to return bool;
9587 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9588 of interposable symbol are interposable, too.
9589 (cgraph_set_const_flag_1): Rename to ...
9590 (set_const_flag_1): ... this one; change to self recursive function
9591 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9592 clearnig the flag in all variants and also virtual thunks of const
9593 functions are pure; track if any change was done.
9594 (cgraph_node::set_const_flag): Update.
9595 (struct set_pure_flag_info): New struct.
9596 (cgraph_set_pure_flag_1): Rename to ...
9597 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9598 rather than pointer encoded flags; track if any changes was done;
9599 handle correctly clearning flag and setting flag of aliases already
9601 (cgraph_node::set_pure_flag): Update.
9602 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9604 2016-04-17 Tom de Vries <tom@codesourcery.com>
9607 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9610 2016-04-17 Tom de Vries <tom@codesourcery.com>
9612 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9613 '{}<> ' as escape-for-record.
9615 2016-04-17 Tom de Vries <tom@codesourcery.com>
9617 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9620 2016-04-17 Tom de Vries <tom@codesourcery.com>
9623 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9624 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9625 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9626 * passes.c (finish_optimization_passes): Only call
9627 finish_graph_dump_file if dfi->graph_dump_initialized.
9628 (execute_function_dump, pass_init_dump_file): Use
9629 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9631 2016-04-17 Tom de Vries <tom@codesourcery.com>
9633 PR tree-optimization/70256
9634 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9635 (debug_varmap): New function.
9637 2016-04-17 Tom de Vries <tom@codesourcery.com>
9640 * passes.c (pass_manager::register_pass): Propagate pflags.
9642 2016-04-17 Tom de Vries <tom@codesourcery.com>
9645 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9646 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9647 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9648 check if it's equal to p_start.
9649 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9651 2016-04-15 Jan Hubicka <jh@suse.cz>
9654 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9655 function does not bind to current def.
9656 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9657 handle conservatively calls to functions that does not need to bind
9659 (check_call): Update call of worse_state.
9660 (ignore_edge_for_nothrow): Update.
9661 (ignore_edge_for_pure_const): Likewise.
9662 (propagate_pure_const): Update calls to worse_state.
9663 (skip_function_for_local_pure_const): Reformat comments.
9665 2016-04-15 Jan Hubicka <jh@suse.cz>
9668 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9669 (cgraph_node::function_symbol): Likewise.
9670 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9671 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9672 (symtab_node::ultimate_alias_target): Add REF parameter.
9673 (symtab_node::binds_to_current_def_p): Declare.
9674 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9675 (cgraph_node::function_symbol): Likewise.
9676 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9677 (cgraph_node::get_availability): Likewise.
9678 (cgraph_edge::binds_to_current_def_p): New inline function.
9679 (varpool_node::get_availability): Add REF parameter.
9680 (varpool_node::ultimate_alias_target): Likewise.
9681 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9682 (symtab_node::binds_to_current_def_p): Likewise.
9683 * varpool.c (varpool_node::get_availability): Likewise.
9685 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9688 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9689 Fix mode size check.
9691 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9693 * BASE-VER: Set to 7.0.0.
9695 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9697 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9699 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9701 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9702 architecture revisions.
9704 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9706 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9707 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9708 * config/i386/i386.md (stack decrement to push peepholes): Guard
9709 with !x86_using_red_zone ().
9711 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9714 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9715 to dump_generic_node.
9716 (NIY): Pass also flags to do_niy.
9718 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9720 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9721 (simd_clone_vector_of_formal_parm_types)
9722 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9723 (simd_clone_mangle, simd_clone_create)
9724 (simd_clone_adjust_return_type, create_tmp_simd_array)
9725 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9726 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9727 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9728 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9729 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9730 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9731 * omp-simd-clone.c: ... this new file.
9732 (simd_clone_vector_of_formal_parm_types): Make it static.
9733 * Makefile.in (OBJS): Add omp-simd-clone.o.
9735 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9738 * config/i386/sse.md: Use proper memory operand modifiers.
9741 2016-04-15 Richard Biener <rguenther@suse.de>
9742 Alan Modra <amodra@gmail.com>
9744 PR tree-optimization/70130
9745 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9746 when alignment stays not the same and no not use the realign
9749 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9752 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9753 direct move handlers for KFmode. Change TFmode handlers test from
9754 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9756 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9759 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9760 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9761 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9762 * tree-ssa-live.c (remove_unused_scope_block_p): When
9763 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9764 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9765 block_ultimate_origin is FUNCTION_DECL.
9766 (remove_unused_locals): If current_function_decl is
9767 polymorphic_ctor_dtor_p, pass initial true to
9768 remove_unused_scope_block_p' is_ctor_dtor_block.
9770 2016-04-14 Martin Sebor <msebor@redhat.com>
9775 * doc/extend.texi (Variable Length): Revert.
9777 2016-04-14 Marek Polacek <polacek@redhat.com>
9778 Jan Hubicka <hubicka@ucw.cz>
9781 * tree.c (verify_type): Disable the canonical type of main variant
9784 2016-04-14 Jason Merrill <jason@redhat.com>
9786 * cfgexpand.c, expr.c: Revert previous change.
9788 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9791 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9792 when building a mem ref for the incoming reduction variable.
9794 2016-04-14 Richard Biener <rguenther@suse.de>
9796 PR tree-optimization/70614
9797 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9798 loop if the evolution dropped to chrec_dont_know.
9799 (interpret_condition_phi): Likewise.
9801 2016-04-14 Richard Biener <rguenther@suse.de>
9803 PR tree-optimization/70623
9804 * tree-ssa-pre.c (changed_blocks): Make global ...
9805 (compute_antic): ... local here. Move and fix worklist
9806 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9807 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9808 worklist handling, dump when ANTIC_IN changed.
9809 (compute_partial_antic_aux): Remove worklist handling.
9810 (init_pre): Do not compute post dominators. Add a comment about
9811 the CFG order chosen.
9812 (fini_pre): Do not free post dominators.
9814 2016-04-13 Martin Sebor <msebor@redhat.com>
9819 * doc/extend.texi (Variable Length): Document C++ specifics.
9821 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9824 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9825 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9826 eh edges have been purged.
9829 * tree-sra.c (create_access_replacement,
9830 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9832 * tree-pretty-print.c (dump_fancy_name): New function.
9833 (dump_decl_name, dump_generic_node): Use it.
9835 2016-04-13 Jason Merrill <jason@redhat.com>
9837 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9838 * expr.c (expand_expr_real_1): Likewise.
9840 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9842 * config/i386/i386.md (kunpckhi): Swap operands.
9843 (kunpcksi): Likewise.
9844 (kunpckdi): Likewise.
9845 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9846 (vec_pack_trunc_<mode>): Likewise.
9848 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9851 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9854 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9855 gimplification turns some element into non-constant.
9858 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9859 * explow.c (convert_memory_address_addr_space_1): No longer static,
9860 add NO_EMIT argument and don't call convert_modes if true, pass
9861 it down recursively, remove break after return.
9862 (convert_memory_address_addr_space): Adjust caller.
9863 * simplify-rtx.c (simplify_unary_operation_1): Call
9864 convert_memory_address_addr_space_1 instead of convert_memory_address,
9865 if it returns NULL, don't simplify.
9867 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9870 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9872 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9874 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9875 Bump the upper SIMDLEN limits, so that if the return type or
9876 characteristic type if the return type is void can be passed in
9877 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9880 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9883 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9884 Do not use "=" constraint on an input constraint.
9885 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9886 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9887 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9888 generates (neg (abs ...)) instead of (abs ...).
9890 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9892 PR rtl-optimization/70596
9893 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9894 just invalidate LRA data and reset them. Adjust dump wording.
9896 2016-04-12 Martin Liska <mliska@suse.cz>
9899 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9901 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9903 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9904 max_loop_iterations_int.
9905 (tree_unswitch_outer_loop): Likewise.
9906 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9907 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9909 2016-04-12 Tom de Vries <tom@codesourcery.com>
9911 PR tree-optimization/68756
9912 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9913 instead of new_name.
9915 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9917 PR tree-optimization/70602
9918 * tree-sra.c (generate_subtree_copies): Don't write anything into
9919 constant pool decls.
9921 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9922 regardless whether there are depend clauses or not.
9924 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9927 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9928 target attribute and pragma from changing the -mfloat128
9929 and -mfloat128-hardware options.
9931 * doc/extend.texi (Additional Floating Types): Document PowerPC
9932 __float128 restrictions.
9934 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9937 * config/aarch64/driver-aarch64.c
9938 (aarch64_get_extension_string_for_isa_flags): New.
9939 (arch_extension): Rename to...
9940 (aarch64_arch_extension): ...This.
9941 (ext_to_feat_string): Rename to...
9942 (aarch64_extensions): ...This.
9943 (aarch64_core_data): Keep track of architecture extension flags.
9944 (cpu_data): Rename to...
9945 (aarch64_cpu_data): ...This.
9946 (aarch64_arch_driver_info): Keep track of architecture extension
9948 (get_arch_name_from_id): Rename to...
9949 (get_arch_from_id): ...This, change return type.
9950 (host_detect_local_cpu): Update and reformat for renames, handle
9951 extensions through common infrastructure.
9953 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9956 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9957 track of a canonical flag name.
9958 (all_extensions): Likewise.
9959 (arch_to_arch_name): Also track extension flags enabled by the arch.
9960 (all_architectures): Likewise.
9961 (aarch64_parse_extension): Move to here.
9962 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9964 (aarch64_rewrite_selected_cpu): Update for above change.
9965 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9966 are handled, such that the single explicit value enabled by an
9967 extension is kept seperate from the implicit values it also enables.
9968 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9970 (aarch64_parse_extension): New.
9971 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9972 here to config/aarch64/aarch64-protos.h.
9973 (aarch64_parse_extension): Move from here to
9974 common/config/aarch64/aarch64-common.c.
9975 (aarch64_option_print): Update.
9976 (aarch64_declare_function_name): Likewise.
9977 (aarch64_start_file): Likewise.
9978 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9979 the canonical flag for extensions.
9980 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9983 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9985 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9988 2016-04-09 Tom de Vries <tom@codesourcery.com>
9990 PR tree-optimization/68953
9991 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9992 first to last subscript.
9994 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9996 PR tree-optimization/70586
9997 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10000 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10004 PR tree-optimization/70373
10005 PR middle-end/70533
10006 PR middle-end/70534
10007 PR middle-end/70535
10008 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10009 clauses for acc parallel reductions as necessary. Error on those
10011 * omp-low.c (scan_sharing_clauses): Don't install variables which
10012 are used in acc parallel reductions.
10013 (lower_rec_input_clauses): Remove dead code.
10014 (lower_oacc_reductions): Add support for reference reductions.
10015 (lower_reduction_clauses): Remove dead code.
10016 (lower_omp_target): Don't remap variables appearing in acc parallel
10018 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10020 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10022 PR middle-end/70593
10023 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10024 with multiple SSA_NAME defs, force the outputs other than first
10025 to be live before calling live_track_process_def on each output.
10027 PR rtl-optimization/70574
10028 * fwprop.c (forward_propagate_and_simplify): Don't add
10029 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10030 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10031 paradoxical subregs within *loc.
10033 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10035 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10036 -ftree-parallelize-loops={0,1}.
10037 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10038 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10039 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10040 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10041 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10043 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10046 * asan.c (instrument_derefs): If we get unknown location, extract it
10047 with EXPR_LOCATION.
10048 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10050 2016-04-08 Tom de Vries <tom@codesourcery.com>
10052 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10053 implicit firstprivate clause.
10055 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10058 * config/arm/thumb2.md (tst + branch-> lsls + branch
10059 peephole below *orsi_not_shiftsi_si): Require that condition
10060 register is dead after the peephole.
10061 (second peephole after the above): Likewise.
10063 2016-04-08 Alan Modra <amodra@gmail.com>
10066 * builtins.c (fold_builtin_classify): For IBM extended precision,
10067 look at just the high-order double to test for NaN.
10068 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10069 test just the high double for Inf but both doubles for subnormal
10072 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10074 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10075 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10076 node->simdclone->mask_mode != VOIDmode masks.
10077 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10078 earlier, use it instead of node->simdclone.
10079 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10080 Set clonei->mask_mode.
10082 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10085 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10086 Pass it through to cp_parser_already_scoped_statement.
10087 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10088 it through to cp_parser_statement.
10089 (cp_parser_statement): Pass IF_P through to
10090 cp_parser_iteration_statement.
10091 (cp_parser_pragma): Adjust call to
10092 cp_parser_iteration_statement.
10094 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10097 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10098 resolve a future -Wparentheses warning.
10099 * omp-low.c (scan_sharing_clauses): Likewise.
10100 * tree-parloops.c (eliminate_local_variables): Likewise.
10102 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10104 PR rtl-optimization/70398
10105 * lra-constraints.c (process_address_1): Check zero scale and code
10106 for reloading with zero scale.
10108 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10110 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10111 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10113 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10115 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10116 Add support for AVX512F clones, include them by default for
10117 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10118 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10121 PR middle-end/70550
10122 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10123 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10124 firstprivate clauses.
10125 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10126 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10127 (lower_omp_target): Set TREE_NO_WARNING for
10128 non-addressable possibly uninitialized vars which are copied into
10129 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10131 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10133 * config/pa/predicates.md (integer_store_memory_operand): Accept
10134 REG+D operands with a large offset when reload_in_progress is true.
10135 (floating_point_store_memory_operand): Likewise.
10137 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10140 * match.pd (nested int casts): Limit to GIMPLE.
10142 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10145 * ipa-devirt.c (maybe_record_node): Fix comment; use
10146 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10148 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10150 PR rtl-optimization/70542
10151 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10152 if there are any uses other than insn or debug insns.
10154 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10155 Jakub Jelinek <jakub@redhat.com>
10157 PR tree-optimization/70509
10158 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10159 Shift HOST_WIDE_INT_1U instead of 1.
10161 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10163 PR tree-optimization/70509
10164 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10165 of the vector base type for index.
10167 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10170 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10172 2016-04-05 Richard Biener <rguenther@suse.de>
10174 PR tree-optimization/70526
10175 * tree-sra.c (build_ref_for_offset): Use prev_base to
10176 extract the alias pointer type.
10178 2016-04-05 Richard Biener <rguenther@suse.de>
10180 * dse.c (struct store_info): Remove alias_set member.
10181 (struct read_info_type): Likewise.
10182 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10183 spill_deleted, clear_alias_set_lookup): Remove.
10184 (get_group_info): Remove dead base == NULL_RTX case.
10185 (dse_step0): Remove initialization of removed variables.
10186 (delete_dead_store_insn): Reomve alias set dumping.
10187 (free_read_records): Remove alias_set handling.
10188 (canon_address): Remove alias_set_out parameter.
10189 (record_store): Remove spill_alias_set, it's always zero.
10190 (check_mem_read_rtx): Likewise.
10191 (dse_step2): Rename from ...
10192 (dse_step2_nospill): ... this. Adjust.
10193 (scan_stores): Rename from ...
10194 (scan_stores_nospill): ... this.
10195 (scan_reads): Rename from ...
10196 (scan_reads_nospill): ... this.
10197 (scan_stores_spill, scan_reads_spill): Remove.
10198 (dse_step3_scan): Remove for_spills argument which is always false.
10199 (dse_step3): Likewise.
10200 (dse_step5): Rename from ...
10201 (dse_step5_nospill): ... this. Remove alias_set handling.
10202 (rest_of_handle_dse): Adjust.
10204 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10207 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10208 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10209 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10210 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10212 2016-04-05 Richard Biener <rguenther@suse.de>
10214 PR middle-end/70499
10215 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10216 non-register type temporaries into SSA.
10218 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10221 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10222 calls when sanitizing.
10223 (possible_polymorphic_call_target_p): Fix formatting.
10225 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10226 Jakub Jelinek <jakub@redhat.com>
10228 PR middle-end/70457
10229 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10230 to ensure a call statement is compatible with a built-in's
10232 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10235 2016-04-04 Richard Biener <rguenther@suse.de>
10237 PR rtl-optimization/70484
10238 * rtl.h (canon_output_dependence): Declare.
10239 * alias.c (canon_output_dependence): New function.
10240 * dse.c (record_store): Use canon_output_dependence rather
10241 than canon_true_dependence.
10243 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10246 * cgraph.h (symtab_node::copy_visibility_from): New function.
10247 * symtab.c (symtab_node::copy_visibility_from): New function.
10248 * ipa-visibility.c (optimize_weakref): New function.
10249 (function_and_variable_visibility): Use it.
10251 2016-04-04 Martin Liska <mliska@suse.cz>
10254 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10255 value that is really in range handled by SBR instruction.
10256 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10257 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10258 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10260 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10264 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10265 set, but not for SP_REG operands.
10267 2016-04-02 Martin Sebor <msebor@redhat.com>
10270 * fold-const.c (maybe_nonzero_address): New function.
10271 (fold_comparison): Call it. Fold equality and relational
10272 expressions involving null pointers.
10273 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10275 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10277 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10278 the "Y" constraint (scalar FP 0.0 immediate).
10280 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10281 Add the "const_double" to the list of operand constraints.
10283 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10285 PR rtl-optimization/70467
10286 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10287 If low word of the last operand is 0, just emit addition/subtraction
10290 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10293 * config/s390/s390.c (s390_expand_insv): Check for everything
10294 constant instead of just VOIDmode stuff.
10296 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10299 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10301 2016-04-01 Nathan Sidwell <nathan@acm.org>
10303 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10305 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10307 PR rtl-optimization/70461
10308 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10311 2016-03-31 Martin Liska <mliska@suse.cz>
10314 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10315 a tree value or an immediate integer value to a buffer
10316 that is eventually copied to a BRIG section.
10317 (emit_immediate_operand): Call the function here.
10318 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10319 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10320 of class' fields that are removed.
10321 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10322 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10323 m_brig_repr_size fields.
10325 2016-03-31 Martin Liska <mliska@suse.cz>
10328 * hsa-gen.c (hsa_function_representation::update_dominance): New
10330 (convert_addr_to_flat_segment): Likewise.
10331 (gen_hsa_memory_set): New alignment argument.
10332 (gen_hsa_ctor_assignment): Likewise.
10333 (gen_hsa_insns_for_single_assignment): Provide alignment
10334 to gen_hsa_ctor_assignment.
10335 (gen_hsa_insns_for_direct_call): Add new argument.
10336 (expand_lhs_of_string_op): New function.
10337 (expand_string_operation_builtin): Likewise.
10338 (expand_memory_copy): New function.
10339 (expand_memory_set): New function.
10340 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10341 (convert_switch_statements): Change signature.
10342 (generate_hsa): Use a return value of the function.
10343 (pass_gen_hsail::execute): Do not call
10344 convert_switch_statements here.
10345 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10346 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10347 (hsa_function_representation::update_dominance): New function.
10349 2016-03-31 Martin Liska <mliska@suse.cz>
10352 * hsa-brig.c (emit_directive_variable): Emit alignment
10353 according to hsa_symbol::m_align.
10354 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10355 (dump_hsa_symbol): Dump alignment of HSA symbols.
10356 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10357 (gen_hsa_addr_with_align): New function.
10358 (hsa_bitmemref_alignment): Use newly added function.
10359 (gen_hsa_insns_for_load): Likewise.
10360 (gen_hsa_insns_for_store): Likewise.
10361 (gen_hsa_memory_copy): New argument added.
10362 (gen_hsa_insns_for_single_assignment): Respect
10363 alignment for assignments processed via gen_hsa_memory_copy.
10364 (gen_hsa_insns_for_direct_call): Likewise.
10365 (gen_hsa_insns_for_return): Likewise.
10366 (gen_function_def_parameters): Set default alignment.
10367 * hsa.c (hsa_object_alignment): New function.
10368 (hsa_byte_alignment): Pasted function.
10369 * hsa.h (hsa_symbol::m_align): New field.
10371 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10373 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10374 scratch field for goto case.
10376 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10378 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10380 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10383 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10384 (scalar_chain::convert_insn): Call convert_op for reg
10385 moves to handle undefined registers.
10387 2016-03-31 Nathan Sidwell <nathan@acm.org>
10390 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10391 Assert we don't want to move backwards.
10393 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10396 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10398 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10400 PR rtl-optimization/70460
10401 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10402 with operand from REG_LABEL_OPERAND, instead substitute
10403 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10404 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10406 2016-03-31 Martin Liska <mliska@suse.cz>
10408 * passes.c (execute_one_pass): Do not call
10409 todo_after for a discarded function.
10411 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10413 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10414 (no_cost, infinite_cost): Initialize the new field.
10415 (get_computation_cost_at): Record setup cost.
10416 (determine_use_iv_cost_address): Skip cost computation for sub
10417 uses if we can estimate it without losing accuracy.
10419 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10421 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10423 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10424 max_loop_iterations_int.
10425 (tree_unswitch_outer_loop): Likewise.
10426 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10427 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10429 2016-03-30 Richard Biener <rguenther@suse.de>
10431 PR middle-end/70450
10432 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10434 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10437 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10438 in gen_blendm expander.
10440 2016-03-30 Nick Clifton <nickc@redhat.com>
10443 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10444 case where we are already provided with an SImode SUBREG.
10446 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10449 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10450 conflict between DRAP register and __builtin_eh_return.
10452 2016-03-30 Michael Matz <matz@suse.de>
10453 Richard Biener <rguenther@suse.de>
10456 * ipa-polymorphic-call.c (struct type_change_info): Change
10457 speculative to an unsigned allowing to limit the work we do.
10458 (csftc_abort_walking_p): New inline function..
10459 (check_stmt_for_type_change): Limit the number of may-defs
10460 skipped for speculative devirtualization to
10461 max-speculative-devirt-maydefs.
10462 * params.def (max-speculative-devirt-maydefs): New param.
10463 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10465 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10468 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10471 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10473 PR tree-optimization/59124
10474 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10475 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10477 2016-03-29 Jeff Law <law@redhat.com>
10479 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10481 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10483 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10486 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10488 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10489 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10490 gcrt0.o if linking dynamically.
10492 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10495 * ipa-devirt.c (methods_equal_p): New function.
10496 (compare_virtual_tables): Use it.
10497 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10498 * cgraphclones.c (clone_function_name_1): Use
10499 symbol_table::symbol_suffix_separator.
10500 * coverage.c (build_var): Likewise.
10501 * symtab.c (symbol_table::symbol_suffix_separator): New.
10503 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10505 PR rtl-optimization/70429
10506 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10507 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10508 mode != result_mode.
10511 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10513 PR tree-optimization/70405
10514 * ssa-iterators.h (num_imm_uses): Add missing braces.
10516 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10518 PR rtl-optimization/68695
10519 * ira-color.c (allocno_copy_cost_saving): New.
10520 (improve_allocation): Use it.
10522 2016-03-29 Richard Henderson <rth@redhat.com>
10524 PR middle-end/70355
10525 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10527 2016-03-29 Richard Biener <rguenther@suse.de>
10529 PR middle-end/70424
10530 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10531 use alignment returned by get_pointer_alignment_1 if it is
10532 bigger than BITS_PER_UNIT.
10533 * builtins.c (get_pointer_alignment_1): Do not return true
10534 for alignment extracted from SSA info.
10536 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10538 * config/ft32/ft32.opt (mnodiv): New.
10539 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10540 * doc/invoke.texi (FT32 Options -mnodiv): New.
10542 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10545 * config/i386/i386.md (define_split, andn): Fix modes.
10547 2016-03-26 Richard Biener <rguenther@suse.de>
10548 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10551 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10553 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10554 as 2nd argument to cl_optimization_restore().
10556 2016-03-25 Richard Henderson <rth@redhat.com>
10559 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10560 * config/aarch64/aarch64-protos.h: Declare it.
10561 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10563 2016-03-25 Alan Modra <amodra@gmail.com>
10566 * config/rs6000/constraints.md (j): Simplify.
10567 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10569 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10570 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10571 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10572 in all constraint alternatives.
10573 (movtd_64bit_nodm): Delete "j" constraint alternative.
10575 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10577 * tree-ssa-propagate.c: Enhance docs for
10578 SSA_PROP_NOT_INTERESTING.
10580 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10582 * doc/extend.texi: Fix typo in documentation to pure attribute.
10584 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10587 * config/pa/pa.md (bswapdi2): Use a scratch register.
10589 2016-03-24 Richard Henderson <rth@redhat.com>
10591 PR middle-end/69845
10592 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10595 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10598 using ix86_expand_binary_operator instead of gen_andsi3.
10600 2016-03-24 Richard Biener <rguenther@suse.de>
10602 PR tree-optimization/70396
10603 * tree-vect-stmts.c (vectorizable_comparison): Use
10604 get_vectype_for_scalar_type.
10606 2016-03-24 Richard Biener <rguenther@suse.de>
10608 PR middle-end/70370
10609 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10610 with register bases.
10612 2016-03-24 Richard Biener <rguenther@suse.de>
10614 PR tree-optimization/70372
10615 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10616 build_all_ones_cst to also handle vector types correctly.
10618 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10621 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10624 2016-03-23 Marek Polacek <polacek@redhat.com>
10627 * doc/invoke.texi: Document -Wignored-attributes.
10629 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10631 PR tree-optimization/69042
10632 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10633 parameter from 30 to 40.
10635 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10637 PR tree-optimization/69042
10638 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10639 for use with constant offset stripped in base.
10641 2016-03-23 Richard Biener <rguenther@suse.de>
10643 PR middle-end/70251
10644 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10645 mode compatibility check.
10646 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10648 2016-03-23 Jeff Law <law@redhat.com>
10650 PR tree-optimization/64058
10651 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10653 (struct ssa_conflicts): Move up earlier in the file.
10654 (conflicts_, var_map_): New static variables.
10655 (initialize_conflict_count): New function to initialize the
10656 CONFLICT_COUNT field for each conflict pair.
10657 (compare_pairs): Lazily initialize the conflict count and use it
10658 as the first tie-breaker.
10659 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10660 and wipe conflicts_ and map_ around the call to qsort. Remove
10661 special case for 2 coalesce pairs.
10662 * bitmap.c (bitmap_count_unique_bits): New function.
10663 (bitmap_count_bits_in_word): New function, extracted from
10665 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10666 * bitmap.h (bitmap_count_unique_bits): Declare it.
10668 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10671 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10672 transparent alias chain for decl assembler name.
10673 * config/sol2.c (solaris_assemble_visibility): Likewise.
10675 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10677 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10679 (v10_fdivs): Likewise.
10680 (v10_fdivd): Likewise.
10682 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10685 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10686 to not call fclose twice on file.
10688 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10690 PR tree-optimization/70354
10691 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10692 oprnd0 is wider than oprnd1 and there is a cast from the wider
10693 type to oprnd1, mask it with the mask of the narrower type.
10696 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10697 Optimize TARGET_STV splitters, if high or low word of last argument
10700 2016-03-22 Jeff Law <law@redhat.com>
10703 tree-ssa-threadbackward.c
10704 (fsm_find_control_statement_thread_paths): Correctly distinguish
10705 between old style jump threads vs FSM jump threads.
10707 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10710 * config/i386/i386.c (scalar_chain::convert_op): Support
10711 uninitialized register usage case.
10713 2016-03-22 Richard Biener <rguenther@suse.de>
10715 PR middle-end/70251
10716 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10718 (capture::gen_transform): ... to change behavior when substituting
10719 a condition into cond or not-cond expr context.
10720 (dt_simplify::gen_1): Adjust.
10721 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10722 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10723 last change and instead change to
10724 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10725 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10727 2016-03-22 Anthony Green <green@moxielogic.com>
10729 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10730 issue for moxiebox targets.
10731 (CC1PLUS_SPEC): Ditto.
10733 2016-03-22 Richard Biener <rguenther@suse.de>
10735 PR middle-end/70333
10736 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10739 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10741 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10743 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10746 * config/i386/i386.c (def_builtin): Handle
10747 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10749 (const struct builtin_description bdesc_special_args[]):
10750 Remove duplicate ISA bits.
10752 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10755 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10756 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10757 in a way that works also for AVX512BW.
10760 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10761 instead of source if operands[1] is xmm16 and above and
10762 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10763 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10766 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10767 on assign if (*from_p) is a comparison, set it to
10768 TREE_NO_WARNING (*from_p).
10770 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10772 PR middle-end/70326
10773 * lra.c (restore_scratches): Ignore deleted insns.
10775 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10776 Jakub Jelinek <jakub@redhat.com>
10778 PR tree-optimization/70317
10779 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10782 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10785 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10786 of ix86_expand_move.
10788 (movti): Use general_operand for operand 1 predicate.
10790 2016-03-21 Martin Liska <mliska@suse.cz>
10792 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10794 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10796 2016-03-21 Martin Liska <mliska@suse.cz>
10799 * ipa-icf.c (sem_function::parse): Skip static
10800 constructors and destructors.
10802 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10805 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10806 function-like macro, peek following token(s) if it is followed
10807 by CPP_OPEN_PAREN token with optional padding in between, and
10808 if not, don't treat it like a macro.
10810 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10811 Alexander Monakov <amonakov@ispras.ru>
10813 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10814 for the stabs debug format.
10816 2016-03-21 Richard Biener <rguenther@suse.de>
10818 PR tree-optimization/70310
10819 * tree-vect-generic.c (expand_vector_condition): Fold the built
10822 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10825 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10826 Block third alternative for AVX-512VL target,
10828 2016-03-21 Martin Liska <mliska@suse.cz>
10831 * hsa-brig.c (emit_function_directives): Mark unemitted
10832 global variables for emission.
10833 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10834 (get_symbol_for_decl): Likewise.
10835 * hsa.h (struct hsa_symbol): New flag.
10837 2016-03-21 Richard Biener <rguenther@suse.de>
10839 PR tree-optimization/70288
10840 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10841 we do not estimate unsimplified all-constant conditionals or
10842 switches as optimized away.
10844 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10846 PR rtl-optimization/69102
10847 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10848 when we have a readonly dependency context.
10850 2016-03-18 Jeff Law <law@redhat.com>
10852 PR rtl-optimization/70263
10853 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10854 (update_equiv_regs): When trying to move a store to after the insn
10855 that sets the source of the store, make sure the store occurs after
10856 the insn that sets the source of the store. When successful note
10857 the REG_EQUIV note created in the dump file.
10859 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10860 Bernd Schmidt <bschmidt@redhat.com>
10862 * doc/extend.texi: Document more potential problems with basic asms.
10864 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10866 PR rtl-optimization/70278
10867 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10870 2016-03-18 Jason Merrill <jason@redhat.com>
10872 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10874 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10876 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10877 values to 128b regs.
10879 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10881 PR tree-optimization/70252
10882 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10883 boolean vector has a proper number of elements.
10884 (supportable_narrowing_operation): Likewise.
10886 2016-03-18 Tom de Vries <tom@codesourcery.com>
10889 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10891 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10893 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10894 instead of replace_rtx for DEBUG_INSNs.
10896 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10898 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10899 load type reservations.
10901 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10904 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10905 define_constraint for "Q" and "T" constraints.
10907 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10909 Tweak the pipeline model for Exynos M1
10911 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10914 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10917 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10918 where one or both locations aren't within a line_map.
10920 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10923 * opts.c (finish_options): Don't set flag_pie to the default if
10924 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10927 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10929 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10930 true as ALL_REGS argument to replace_rtx.
10932 2016-03-17 Richard Biener <rguenther@suse.de>
10935 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10938 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10941 * rtl.h (replace_rtx): Add ALL_REGS argument.
10942 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10943 equality and assert mode is the same, instead of just rtx pointer
10945 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10946 true as ALL_REGS argument to replace_rtx.
10948 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10950 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10951 for boolean vector with vector mode only.
10952 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10954 2016-03-17 Nick Clifton <nickc@redhat.com>
10957 * config/rx/rx.c (rx_print_integer): Print negative constants in
10960 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10963 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10965 2016-03-16 Richard Henderson <rth@redhat.com>
10966 Richard Biener <rguenth@suse.de>
10968 PR middle-end/70240
10969 PR middle-end/68215
10971 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10972 first operand as is_gimple_condexpr.
10974 PR middle-end/70240
10975 PR middle-end/68215
10977 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10978 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10979 Do not gimplify the result.
10980 (do_unop): Adjust call to tree_vec_extract.
10981 (do_binop): Likewise.
10982 (do_compare): Likewise.
10983 (do_plus_minus): Likewise.
10984 (do_negate): Likewise.
10985 (expand_vector_condition): Likewise.
10986 (do_cond): Likewise.
10988 2016-03-16 Richard Henderson <rth@redhat.com>
10991 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10992 (aarch64_classify_address): Use it.
10993 (aarch64_legitimize_address): Force all subexpressions of PLUS
10994 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10996 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10997 Richard Biener <rguenth@suse.de>
11000 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11001 return to even if only REGNO is equal, and assert
11004 2016-03-11 Jeff Law <law@redhat.com>
11006 PR rtl-optimization/70224
11007 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11009 2016-03-16 Richard Henderson <rth@redhat.com>
11011 PR middle-end/70199
11012 * function.h (struct function): Add has_forced_label_in_static.
11013 * gimplify.c (force_labels_r): Set it.
11014 * lto-streamer-in.c (input_struct_function_base): Read it.
11015 * lto-streamer-out.c (output_struct_function_base): Write it.
11016 * tree-inline.c (has_label_address_in_static_1): Remove.
11017 (copy_forbidden): Remove fndecl parameter; test
11018 has_forced_label_in_static.
11019 (inline_forbidden_p): Update call to copy_forbidden.
11020 (tree_versionable_function_p): Likewise.
11021 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11022 (chkp_versioning): Likewise.
11023 * tree-inline.h (copy_forbidden): Update decl.
11025 2016-03-16 Marek Polacek <polacek@redhat.com>
11028 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11029 function being thunked if the result type doesn't have fixed size.
11030 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11031 doesn't have fixed size.
11033 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11035 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11036 reporting malformed loop nest.
11038 2016-03-16 Tom de Vries <tom@codesourcery.com>
11041 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11042 nodes.length () == 1 test to before first nodes[0] access.
11044 2016-03-16 Tom de Vries <tom@codesourcery.com>
11046 PR tree-optimization/68715
11047 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11048 single_pred_p test.
11050 2016-03-16 Tom de Vries <tom@codesourcery.com>
11052 PR tree-optimization/68809
11053 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11056 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11057 Sandra Loosemore <sandra@codesourcery.com>
11059 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11060 on leaf attribute. Mention ELF interposition problems.
11062 2016-03-16 Alan Modra <amodra@gmail.com>
11064 PR rtl-optimization/69195
11065 PR rtl-optimization/47992
11066 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11069 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11072 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11074 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11076 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11078 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11080 PR rtl-optimization/70222
11081 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11082 optimization if mode is different from result_mode, queue up masking
11083 of the result in outer_op. Formatting fix.
11085 PR middle-end/70239
11086 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11089 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11091 PR rtl-optimization/69032
11092 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11093 looping backwards over basic block insns.
11095 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11098 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11099 to non-speculative when propagating trap bits.
11101 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11103 PR rtl-optimization/63384
11104 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11105 DEBUG_INSN_P insns.
11107 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11110 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11111 factored out from ...
11112 (sched_analyze_insn): ... here.
11113 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11114 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11115 get_implicit_reg_pending_clobbers in it.
11116 (setup_id_reg_sets): Use setup_id_implicit_regs.
11117 (deps_init_id): Ditto.
11119 2016-03-15 Tom de Vries <tom@codesourcery.com>
11122 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11124 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11125 execute_function_dump.
11126 (execute_one_pass): Don't dump function if it will be dumped after ipa
11129 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11131 * genrecog.c (match_pattern_2): If pred is NULL don't call
11132 safe_predicate_mode on it.
11134 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11136 PR middle-end/70219
11137 * lra-constraints.c (delete_move_and_clobber): Change assertion
11138 to also allow dregno == 0.
11140 2016-03-14 Richard Henderson <rth@redhat.com>
11143 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11144 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11145 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11146 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11149 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11152 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11154 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11156 * lra-constraints.c (split_reg): For hard regs, try to find the
11157 biggest single-register mode used in the function.
11159 2016-03-14 Richard Biener <rguenther@suse.de>
11161 PR tree-optimization/56365
11162 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11163 constants to compare against.
11165 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11168 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11169 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11170 (define_split for the GPR case): Use int_reg_operand instead of
11171 gpc_reg_operand for the output.
11173 2016-03-14 Tom de Vries <tom@codesourcery.com>
11175 PR tree-optimization/70045
11176 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11177 create_empty_if_region_on_edge argument.
11179 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11181 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11182 (STACK_CHECK_PROTECT): Likewise.
11183 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11184 (STACK_CHECK_PROTECT): Likewise.
11185 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11186 (STACK_CHECK_PROTECT): Likewise.
11187 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11188 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11189 (STACK_CHECK_PROTECT): Likewise.
11191 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11193 PR rtl-optimization/69307
11194 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11195 registers in modes that span more than one register.
11197 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11200 * lra-constraints.c (delete_move_and_clobber): New.
11201 (remove_inheritance_pseudos): Use it.
11203 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11206 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11207 the libcall is LCT_THROW.
11208 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11209 for the checking routine.
11211 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11214 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11215 optimization if we have direct move.
11216 (roundu32<mode>2_fprs): Likewise.
11218 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11221 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11223 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11224 Arguments swapped. All callers changed. Take reg_renumber into
11225 account, and Calculate and compare register ranges for hard regs.
11227 2016-03-11 Jeff Law <law@redhat.com>
11229 PR tree-optimization/70190
11230 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11231 Handle cases where we can not extract the taken edge, even though we
11232 found a constant value.
11234 PR tree-optimization/64058
11235 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11236 (num_coalesce_pairs): Move up earlier in file.
11237 (find_coalesce_pair): Initialize the INDEX field for each pair
11239 (compare_pairs): No longer sort on the elements in each pair.
11240 Instead break ties with the index of the coalesce pair.
11242 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11245 * config/aarch64/aarch64-protos.h
11246 (aarch64_save_restore_target_globals): New prototype.
11247 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11248 Call the above when popping pragma.
11249 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11251 (aarch64_set_current_function): Rewrite using the above.
11253 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11255 PR tree-optimization/70177
11256 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11257 (extract_ops_from_tree): ... this. In the 2 argument
11258 overload remove _1 suffix.
11259 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11260 (extract_ops_from_tree): ... this.
11261 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11263 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11264 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11265 extract_ops_from_tree instead of 2 operand one.
11267 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11269 PR tree-optimization/70013
11270 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11271 for constant-pool entries.
11273 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11275 PR rtl-optimization/70174
11276 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11277 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11279 PR tree-optimization/70169
11280 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11281 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11284 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11285 Jakub Jelinek <jakub@redhat.com>
11288 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11289 of uninitialized values.
11291 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11293 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11295 ("*trunctddd2"): New pattern definition.
11296 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11299 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11301 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11302 definitions for BFP and DFP rounding modes.
11303 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11304 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11305 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11306 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11309 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11311 * config/s390/constraints.md: Adjust comment.
11312 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11313 s390_decompose_addrstyle_without_index.
11314 * config/s390/predicates.md (shift_count_or_setmem_operand):
11315 Rename to setmem_operand.
11316 * config/s390/s390-protos.h
11317 (s390_decompose_shift_count): Rename to
11318 s390_decompose_addrstyle_without_index.
11319 * config/s390/s390.c (s390_decompose_shift_count)
11320 (s390_mem_constraint, print_shift_count_operand)
11321 (print_operand_address, print_operand): Rename
11322 s390_decompose_shift_count to
11323 s390_decompose_addrstyle_without_index and rename
11324 print_shift_count_operand to print_addrstyle_operand troughout the
11326 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11327 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11328 Rename shift_count_or_setmem_operand to setmem_operand.
11329 * config/s390/vx-builtins.md ("vec_insert<mode>")
11330 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11333 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11336 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11337 Handle overlapping retval and newval.
11339 2016-03-10 Nick Clifton <nickc@redhat.com>
11342 * config/aarch64/aarch64.c
11343 (aarch64_override_options_after_change_1): When forcing
11344 flag_omit_frame_pointer to be true, use a special value that can
11345 be detected if this function is called again, thus preventing
11346 flag_omit_leaf_frame_pointer from being forced to be false.
11348 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11350 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11351 Set x_flag_omit_leaf_frame_pointer when handling
11352 -momit-leaf-frame-pointer.
11354 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11357 * cgraph.c (cgraph_node::dump): Dump split_part and
11358 indirect_call_target.
11359 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11360 * ipa.c (has_addr_references_p): Cleanup.
11361 (is_indirect_call_target_p): New.
11362 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11363 called indirectly as local.
11364 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11366 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11369 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11370 on cxa_pure_virtual.
11372 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11375 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11377 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11380 * tree.c (need_assembler_name_p): Only record main variant type names.
11382 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11385 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11386 Always define to 0 or 1.
11387 (TARGET_FIX_ERR_A53_843419): New macro.
11388 * config/aarch64/aarch64-elf-raw.h
11389 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11390 * config/aarch64/aarch64-linux.h: Likewise.
11391 * config/aarch64/aarch64.c
11392 (aarch64_override_options_after_change_1): Do not default
11393 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11395 (aarch64_attributes): Handle fix-cortex-a53-843419.
11396 (aarch64_can_inline_p): Likewise.
11397 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11399 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11400 Jakub Jelinek <jakub@redhat.com>
11402 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11403 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11404 DECL_COMMONS if flag_unconstrained_commons is set.
11405 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11406 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11407 (funconstrained-commons): Document.
11409 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11411 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11412 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11414 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11416 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11417 has a proper number of elements.
11419 2016-03-10 Alan Modra <amodra@gmail.com>
11421 PR rtl-optimization/69195
11422 PR rtl-optimization/47992
11423 * ira.c (recorded_label_ref): Delete.
11424 (update_equiv_regs): Return void.
11425 (indirect_jump_optimize): New function.
11426 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11427 before regstat_compute_ri. Don't rebuild_jump_labels here.
11428 Delete update_regstat.
11430 2016-03-10 Richard Biener <rguenther@suse.de>
11432 PR tree-optimization/70128
11433 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11434 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11436 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11438 PR tree-optimization/70152
11439 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11440 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11443 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11444 instead of gen_sse2_loadlpd.
11445 * config/i386/sse.md (*vec_concatv2df): Rename to...
11446 (vec_concatv2df): ... this.
11448 PR tree-optimization/70127
11449 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11451 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11455 * diagnostic-show-locus.c (compatible_locations_p): New function.
11456 (layout::layout): Sanitize ranges using compatible_locations_p.
11458 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11462 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11463 location_range param with three const expanded_locations * and a
11465 (layout::layout): Replace call to
11466 rich_location::lazily_expand_location with get_expanded_location.
11467 Extract the range and perform location expansion here, passing
11468 the results to the layout_range ctor.
11469 * diagnostic.c (source_range::debug): Delete.
11470 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11471 of rich_location::get_expanded_location.
11472 * gcc-rich-location.c (get_range_for_expr): Delete.
11473 (gcc_rich_location::add_expr): Reimplement to avoid the
11474 rich_location::add_range overload that took a location_range,
11475 passing a location_t instead.
11477 2016-03-09 Richard Biener <rguenther@suse.de>
11478 Jakub Jelinek <jakub@redhat.com>
11480 PR tree-optimization/70138
11481 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11482 Also skip vect_double_reduction_def.
11484 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11487 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11488 if the operand is "m".
11490 2016-03-09 Nathan Sidwell <nathan@acm.org>
11492 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11494 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11496 * config/i386/i386.c (processor_target_table): Fix cost table
11497 intialization order for znver1.
11499 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11501 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11502 - becuase -> because.
11503 * ipa-reference.c (ignore_module_statics): Likewise.
11504 * cgraph.c (cgraph_node::get_body): Likewise.
11505 * ipa-inline.c (early_inliner): Likewise.
11506 * ipa-devirt.c (types_same_for_odr): Likewise.
11507 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11508 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11510 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11512 * tree-ssa-math-opts.c: Fix typo in comment.
11514 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11517 * config/i386/i386.c (scalar_chain::make_vector_copies,
11518 scalar_chain::convert_reg): Call end_sequence in between
11519 get_insns and emit_conversion_insns rather than after both
11522 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11525 * config/i386/i386.h (machine_function): Add
11526 pc_thunk_call_expanded flag.
11527 (ix86_pc_thunk_call_expanded): New define.
11528 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11529 (*set_got): Rename insn pattern from set_got.
11530 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11531 * config/i386/i386.c (ix86_compute_frame_layout): Use
11532 ix86_pc_thunk_call_expanded to prevent red-zone.
11534 2016-03-07 Martin Jambor <mjambor@suse.cz>
11536 * hsa.h (hsa_get_ctor_statements): Declare.
11537 (hsa_get_dtor_statements): Likewise.
11538 (hsa_get_kernel_dispatch_type): Likewise.
11539 * hsa.c (hsa_get_ctor_statements): New function.
11540 (hsa_get_dtor_statements): Likewise.
11541 (hsa_get_kernel_dispatch_type): Likewise.
11542 * hsa-brig.c (hsa_cdtor_statements): Removed.
11543 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11544 hsa_get_dtor_statements.
11545 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11546 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11548 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11550 * config/arm/arm-cores.def (cortex-r8): New.
11551 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11552 * config/arm/arm-tune.md: Likewise.
11553 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11555 2016-03-07 Martin Sebor <msebor@redhat.com>
11557 PR rtl-optimization/19705
11558 * doc/invoke.texi (Options That Control Optimization): Clarify
11559 -fno-branch-count-reg.
11561 2016-02-26 Richard Biener <rguenther@suse.de>
11562 Jeff Law <law@redhat.com>
11564 PR tree-optimization/69740
11565 * cfghooks.c (remove_edge): Request loop fixups if we delete
11566 an edge that might turn an irreducible loop into a natural
11568 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11569 Move after definition of loops_state_clear.
11571 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11573 PR rtl-optimization/69052
11574 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11577 2016-03-07 Tom de Vries <tom@codesourcery.com>
11579 PR tree-optimization/70116
11580 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11581 is_tm_ending stmts and ubsan/asan internal functions.
11582 (find_duplicate): Use it. Don't test is_tm_ending here.
11584 2016-03-07 Richard Biener <rguenther@suse.de>
11586 PR tree-optimization/70115
11587 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11588 (propagate_constants_for_unrolling): Use replace_uses_by.
11590 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11592 PR middle-end/69916
11593 * omp-low.c (struct oacc_loop): Add ifns.
11594 (new_oacc_loop_raw): Initialize it.
11595 (finish_oacc_loop): Clear mask & flags if no ifns.
11596 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11597 (oacc_loop_xform_loop): Add ifns arg & adjust.
11598 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11600 2016-03-07 Richard Henderson <rth@redhat.com>
11603 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11604 (insert_value_copy_on_edge): Likewise.
11606 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11608 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11610 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11613 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11615 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11617 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11619 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11621 Fix sseimul type attribute.
11622 * config/i386/znver1.md
11623 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11624 znver1_sseimul_avx256_load) : Fix the type attribute.
11625 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11626 pipe usage and latency.
11628 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11631 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11632 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11635 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11638 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11640 PR rtl-optimization/69941
11641 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11642 the reg share its mode.
11644 2016-03-04 Jeff Law <law@redhat.com>
11646 PR tree-optimization/69196
11647 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11648 If the both SSA_NAMEs are anonymous, then consider them unassociated
11649 and include the PHI in the statement count.
11651 2016-03-05 Tom de Vries <tom@codesourcery.com>
11653 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11654 construct in oacc routine. Check for oacc region in oacc routine.
11656 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11659 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11660 2016-02-22 changes, instead don't recurse if RECUR is already true.
11661 Don't change *dynamic_check if RECUR. Adjust recursive caller
11662 to pass true to the new argument.
11663 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11666 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11667 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11669 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11671 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11673 PR rtl-optimization/57676
11674 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11675 with flag_checking.
11677 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11679 * tree-vect-patterns.c (search_type_for_mask): Handle
11680 comparison of booleans.
11682 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11684 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11688 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11689 all other ops that have dw_val_class_die_ref operands,
11690 and DW_OP_GNU_entry_value.
11692 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11694 PR rtl-optimization/69904
11695 * config/arm/arm.c (arm_cannot_copy_insn_p):
11696 Return true for load-exclusive instructions.
11698 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11701 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11702 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11703 the pattern no matter if it is used just by non-pattern, pattern
11705 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11706 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11707 oprnd1 def_stmt is in pattern, don't look through it.
11709 2016-03-03 Marek Polacek <polacek@redhat.com>
11711 PR middle-end/70050
11712 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11714 2016-03-03 Martin Liska <mliska@suse.cz>
11716 PR tree-optimization/70043
11717 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11718 previous statement if we see a debug statement.
11720 2016-03-03 Richard Biener <rguenther@suse.de>
11722 PR tree-optimization/55936
11723 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11724 parameter and guard unsafe equivalence use.
11725 (vrp_evaluate_conditional_warnv_with_ops): Always use
11726 safe equivalences but not via the quadratic compare_names
11729 2016-03-03 Michael Collison <michael.collison@linaro.org>
11732 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11733 for operand 1 to s_register_operand. Change predicate for operand
11734 2 to arm_not_immediate_operand.
11736 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11738 * doc/tm.texi: Regenerated.
11740 2016-03-02 Richard Henderson <rth@redhat.com>
11743 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11744 simplification when all args are positive non-fixed registers.
11746 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11748 * target.def (lra_p): Specify that new ports should use LRA.
11750 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11753 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11754 gimplify_type_sizes the type they refer to.
11755 (omp_notice_variable): Handle reference vars to VLAs.
11756 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11757 reference to VLA decls in the second pass instead of first pass.
11759 2016-03-02 Tom de Vries <tom@codesourcery.com>
11761 PR tree-optimization/68659
11762 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11763 new_expr == NULL_TREE.
11764 (get_new_name): Handle ADDR_EXPR.
11766 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11768 PR rtl-optimization/69052
11769 * loop-invariant.c (canonicalize_address): New function.
11770 (inv_can_prop_to_addr_use): Check validity of address expression
11771 which is canonicalized by above function.
11773 2016-03-02 Alan Modra <amodra@gmail.com>
11776 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11779 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11782 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11783 (*movhi_internal): Put mask moves from and to memory separately
11784 from moves from/to GPRs.
11786 2016-03-02 Richard Biener <rguenther@suse.de>
11788 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11789 GENERIC expressions in GIMPLE.
11791 2016-03-02 Richard Biener <rguenther@suse.de>
11793 * config/i386/i386.c (type_natural_mode): Fix typo.
11795 2016-03-02 Nick Clifton <nickc@redhat.com>
11797 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11799 2016-03-02 Richard Biener <rguenther@suse.de>
11800 Uros Bizjak <ubizjak@gmail.com>
11803 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11805 2016-03-02 Richard Biener <rguenther@suse.de>
11807 PR middle-end/67278
11808 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11810 2016-03-02 Marek Polacek <polacek@redhat.com>
11813 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11814 "is promoted to" warning.
11816 2016-03-01 DJ Delorie <dj@redhat.com>
11818 * config.gcc: Deprecate mep-*.
11820 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11822 PR middle-end/70025
11823 * lra-constraints.c (regno_val_use_in): New.
11824 (match_reload): Use it instead of regno_use_in.
11826 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11828 PR rtl-optimization/70007
11829 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11830 references present in REG_EQUAL notes attached to non-SET patterns.
11832 2016-03-01 Jeff Law <law@redhat.com>
11834 PR tree-optimization/69196
11835 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11836 Appropriately clamp the number of statements to copy when the
11837 thread path does not traverse a loop backedge.
11839 PR tree-optimization/69196
11840 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11841 Do count some PHIs in the thread path against the insn count. Decrease
11842 final statement count by one as the control statement in the last
11843 block will get removed. Remove special cased code for handling PHIs
11846 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11849 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11850 asm dialect alternatives to explicit GOTPCREL calls.
11852 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11855 * ira.c (do_reload): Issue warning for generic stack checking here...
11856 * reload1.c (reload): ...instead of here and streamline it.
11858 2016-03-01 Nick Clifton <nickc@redhat.com>
11860 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11862 2016-03-01 Richard Biener <rguenther@suse.de>
11864 PR tree-optimization/69983
11865 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11866 types and fall back to operand_equal_p.
11868 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11873 * config/s390/constraints.md ("jm8"): New constraint.
11874 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11876 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11878 ("*setmem_long<setmem_and>"): New pattern.
11879 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11881 ("*setmem_long_31z<setmem_and>"): New pattern.
11882 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11883 New substitution rules with the required attributes.
11886 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11889 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11891 * gensupport.c (process_substs_on_one_elem): Split loop to
11892 complete mark_operands_used_in_match_dup on all expressions in the
11894 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11895 and remove function.
11897 2016-03-01 Richard Biener <rguenther@suse.de>
11899 PR middle-end/70022
11900 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11901 vector BIT_FIELD_REF extract.
11903 2016-03-01 Richard Biener <rguenther@suse.de>
11905 PR tree-optimization/69994
11906 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11908 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11910 PR tree-optimization/69956
11911 * tree-vect-stmts.c (supportable_widening_operation): Support
11912 multi-step conversion of boolean vectors.
11913 (supportable_narrowing_operation): Likewise.
11915 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11917 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11920 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11922 * config/s390/subst.md (DSI_VI): New mode iterator.
11923 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11924 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11925 the insn definition.
11926 ("*vec_set<mode>"): Change predicate and add alternative to
11927 support only either register or const_int operands as element
11929 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11931 ("vec_extract<mode>"): New expander.
11932 ("*vec_extract<mode>"): New insn definition supporting reg and
11933 const_int element selectors.
11934 ("*vec_extract<mode>_plus"): New insn definition supporting
11935 reg+const_int element selectors.
11936 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11937 following expander+insn definition.
11938 ("<vec_shifts_name><mode>3"): New expander.
11939 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11941 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11943 * config/s390/s390.md ("*tabort_1"): Change predicate to
11944 nonmemory_operand. Add a second alternative to cover
11945 register as well as const int operands.
11946 ("*tabort_1_plus"): New pattern definition.
11948 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11950 * config/s390/s390.md ("*ashrdi3_cc_31")
11951 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11952 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11953 Merge insn definitions into ...
11954 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11955 New pattern definition.
11956 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11957 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11958 ("*ashr<mode>3_and"): Merge insn definitions into ...
11959 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11960 New pattern definition.
11961 * config/s390/subst.md ("addr_style_op_cc_subst")
11962 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11963 substitutions patterns plus attributes.
11964 Add ashiftrt to SUBST iterator.
11966 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11968 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11969 op2 to nonmemory_operand.
11970 ("*<shift>di3_31", "*<shift>di3_31_and"):
11971 Merge into single pattern definition ...
11972 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11973 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11974 pattern definition ...
11975 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11976 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11979 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11981 * config/s390/predicates.md (const_int_6bitset_operand): New
11983 * config/s390/s390.md: Include subst.md.
11984 ("rotl<mode>3"): New expander.
11985 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11987 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11988 * config/s390/subst.md: New file.
11990 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11992 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11993 Remove RRR type. It doesn't really exist.
11994 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11996 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11997 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11998 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11999 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12000 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12001 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12002 `enabled' attribute.
12004 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12006 * gensupport.c (process_substs_on_one_elem): Split loop to
12007 complete mark_operands_used_in_match_dup on all expressions in the
12009 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12010 and remove function.
12012 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12015 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12016 (CEIL_NWORDS): ...this. Use CEIL macro.
12017 (compute_fp_layout): Adjust to above renaming.
12018 (function_arg_union_value): Likewise.
12019 (sparc_arg_partial_bytes): Likewise.
12020 (sparc_function_arg_advance): Likewise.
12022 2016-02-29 Jeff Law <law@redhat.com>
12024 PR tree-optimization/70005
12025 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12026 where an object with a boolean range is compared against a value
12029 PR tree-optimization/69999
12030 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12031 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12034 2016-02-29 Richard Biener <rguenther@suse.de>
12036 PR tree-optimization/69994
12037 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12038 (get_unary_op): Look through nop conversions.
12039 (ops_equal_values_p): New function, look for equality diregarding
12041 (eliminate_plus_minus_pair): Use ops_equal_values_p
12042 (repropagate_negates): Do not use get_unary_op here.
12044 2016-02-29 Martin Liska <mliska@suse.cz>
12046 * system.h: Poison ENABLE_CHECKING macro.
12048 2016-02-29 Martin Liska <mliska@suse.cz>
12050 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12051 is presented in dump flags.
12052 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12053 (hsa_regalloc): Likewise.
12055 2016-02-19 Richard Biener <rguenther@suse.de>
12057 PR tree-optimization/69980
12058 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12059 permutation of those we need to keep.
12061 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12064 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12065 (NWORDS_UP): ...this
12066 (init_cumulative_args): Minor tweaks.
12067 (sparc_promote_function_mode): Likewise.
12068 (scan_record_type): Delete.
12069 (traverse_record_type): New function template.
12070 (classify_data_t): New structure type.
12071 (classify_registers): New inline function.
12072 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12073 exhausted. Instantiate traverse_record_type on classify_registers and
12074 deal with the case of a structure passed in slot #15 with no FP field
12076 (assign_data_t): New structure type.
12077 (compute_int_layout): New static function.
12078 (compute_fp_layout): Likewise.
12079 (count_registers): New inline function.
12080 (assign_int_registers): New static function.
12081 (assign_fp_registers): Likewise.
12082 (assign_registers): New inline function.
12083 (function_arg_record_value_1): Delete.
12084 (function_arg_record_value_2): Likewise.
12085 (function_arg_record_value_3): Likewise.
12086 (function_arg_record_value): Adjust to above changes. Instantiate
12087 traverse_record_type on count_registers to first count the number of
12088 registers to be used and then on assign_registers to assign them.
12089 (function_arg_union_value): Adjust to above renaming.
12090 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12091 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12092 case of a structure passed in slot #15
12093 (sparc_function_arg_advance): Likewise.
12094 (function_arg_padding): Minor tweak.
12096 2016-02-29 Richard Biener <rguenther@suse.de>
12098 PR tree-optimization/69720
12099 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12100 the adjustment_def path for possibly vectorized defs.
12101 (vect_create_epilog_for_reduction): Handle vectorized initial
12104 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12106 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12108 2016-02-27 Jeff Law <law@redhat.com>
12111 2016-02-26 Richard Biener <rguenther@suse.de>
12112 Jeff Law <law@redhat.com>
12114 PR tree-optimization/69740
12115 * cfghooks.c (remove_edge): Request loop fixups if we delete
12116 an edge that might turn an irreducible loop into a natural
12119 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12121 PR rtl-optimization/69896
12122 * tree-vect-generic.c (get_compute_type): Avoid single element
12125 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12127 Rename the AArch64 tuning option and related functions to enable the
12128 Newton series for the reciprocal square root to reflect its
12129 approximative characteristic.
12131 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12132 function to "aarch64_emit_approx_rsqrt".
12133 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12134 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12135 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12136 (xgene1_tunings): Likewise.
12137 (use_rsqrt_p): Likewise.
12138 (aarch64_emit_swrsqrt): Use new function name.
12139 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12140 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12141 text explaining this option.
12142 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12144 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12147 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12148 complain about -mallow-movmisalign without -mvsx if
12149 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12151 2016-02-26 Joel Sherrill <joel@rtems.org>
12153 * config.gcc: Add x86_64-*-rtems*.
12154 * config/i386/rtems-64.h: New file.
12156 2016-02-26 Joel Sherrill <joel@rtems.org>
12158 * config.gcc: Add aarch64-*-rtems*.
12159 * config/aarch64/rtems.h: New file.
12161 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12164 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12165 shift amount using %h. Add comment.
12167 2016-02-26 Richard Biener <rguenther@suse.de>
12168 Jeff Law <law@redhat.com>
12170 PR tree-optimization/69740
12171 * cfghooks.c (remove_edge): Request loop fixups if we delete
12172 an edge that might turn an irreducible loop into a natural
12175 2016-02-26 Martin Jambor <mjambor@suse.cz>
12177 PR middle-end/69920
12178 * tree-sra.c (sra_modify_assign): Do not remove loads of
12179 uninitialized aggregates to SSA_NAMEs.
12181 2016-02-26 Richard Henderson <rth@redhat.com>
12184 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12185 pseudo in case the target rtx matches the source of the left
12188 2016-02-26 Martin Jambor <mjambor@suse.cz>
12191 * hsa.h (hsa_type_packed_p): Declare.
12192 * hsa.c (hsa_type_packed_p): New function.
12193 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12195 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12196 * hsa-brig.c (emit_basic_insn): Likewise.
12198 2016-02-26 Martin Jambor <mjambor@suse.cz>
12201 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12203 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12205 2016-02-26 Martin Jambor <mjambor@suse.cz>
12207 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12208 hsa_op_with_type operands.
12209 (hsa_unsigned_type_for_type): Declare.
12210 * hsa.c (hsa_unsigned_type_for_type): New function.
12211 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12212 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12213 the finalizer. Do not emit extra move.
12215 2016-02-26 Martin Jambor <mjambor@suse.cz>
12217 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12218 atomic operations in private segment.
12220 2016-02-26 Martin Jambor <mjambor@suse.cz>
12222 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12223 statements to wi->info. Also disallow omp simd constructs.
12224 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12225 for not gridifying. Dump special string for omp_for.
12227 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12230 * config/aarch64/aarch64.c (aarch64_set_current_function):
12231 Save/restore target globals when switching to
12232 target_option_default_node.
12234 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12237 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12238 Return 0 if !SHIFT_COUNT_TRUNCATED.
12240 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12241 Eric Botcazou <ebotcazou@adacore.com>
12243 PR rtl-optimization/69891
12244 * dse.c (scan_insn): If we can't figure out memset arguments
12245 or they are non-constant, call clear_rhs_from_active_local_stores.
12247 2016-02-26 Martin Liska <mliska@suse.cz>
12249 * doc/extend.texi: Mention clog10, clog10f an clog10l
12250 in Builtins section.
12252 2016-02-26 Martin Liska <mliska@suse.cz>
12254 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12256 (resolve_args_picking_1): Likewise.
12257 * dwarf2out.h (struct GTY): Likewise.
12259 2016-02-26 Martin Liska <mliska@suse.cz>
12261 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12262 with flag_checking.
12263 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12265 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12266 Martin Liska <mliska@suse.cz>
12268 * doc/install.texi: Mention --enable-valgrind-annotations.
12270 2016-02-26 Richard Biener <rguenther@suse.de>
12272 PR tree-optimization/69551
12273 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12274 looking through aliases adjust DECL_PT_UID to refer to the
12275 ultimate alias target.
12277 2016-02-25 Martin Liska <mliska@suse.cz>
12279 PR middle-end/69919
12280 * alloc-pool.c (after_memory_report): New variable.
12281 * alloc-pool.h (base_pool_allocator ::release): Do not use
12282 the infrastructure if after_memory_report.
12283 * toplev.c (toplev::main): Mark after memory report.
12285 2016-02-25 Richard Biener <rguenther@suse.de>
12287 PR tree-optimization/48795
12288 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12290 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12293 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12294 offloading is enabled and -fopenacc or -fopenmp is specified.
12295 (CRTOFFLOADEND): Likewise.
12296 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12297 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12298 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12299 (offload_objects_file_name): New static var.
12300 (tool_cleanup): Remove offload_objects_file_name file.
12301 (find_offloadbeginend): Replace with ...
12302 (find_crtoffloadtable): ... this.
12303 (run_gcc): Remove offload_argc and offload_argv.
12304 Get offload_objects_file_name from -foffload-objects=... option.
12305 Read names of object files with offload from this file, pass them to
12306 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12307 don't pass offloadbegin and offloadend to the linker. Don't pass
12308 offload non-LTO files to the linker, because now they're not claimed.
12310 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12313 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12314 on builtin_unreachable.
12316 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12318 PR rtl-optimization/69896
12319 * regcprop.c: Include cfgrtl.h.
12320 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12321 than remembered mode, either delete it (if noop_move_p), or
12322 treat like copy_p but not noop_p instruction.
12324 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12327 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12328 - allow NULL decl for Fortran DW_TAG_common_block variables.
12330 2016-02-24 Jason Merrill <jason@redhat.com>
12332 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12334 2016-02-24 Richard Biener <rguenther@suse.de>
12335 Jakub Jelinek <jakub@redhat.com>
12337 PR middle-end/69760
12338 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12339 conditionally executed ops to well-defined overflow behavior.
12341 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12343 PR middle-end/69915
12344 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12347 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12349 PR rtl-optimization/69886
12350 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12351 argument. Use it when checking validity of set instructions.
12352 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12353 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12355 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12356 * store-motion.c (find_moveable_store): Update
12357 can_assign_to_reg_without_clobbers_p callsite.
12359 2016-02-24 Richard Biener <rguenther@suse.de>
12361 PR middle-end/68963
12362 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12364 (record_nonwrapping_iv): Do not fall back to the low/high bound
12365 for non-constant IV bases if the stmt is not always executed.
12367 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12369 * config/arm/arm-cores.def (cortex-a32): New entry.
12370 * config/arm/arm-tables.opt: Regenerate.
12371 * config/arm/arm-tune.md: Regenerate.
12372 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12373 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12374 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12375 for -mcpu and -mtune.
12377 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12380 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12381 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12382 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12383 (atomic_loaddi_1): Delete.
12384 (atomic_loaddi): Rewrite expander using the above changes.
12386 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12389 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12392 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12393 Richard Biener <rguenth@suse.de>
12395 PR middle-end/69909
12396 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12397 set_mem_attributes if tem is SSA_NAME which got expanded
12400 2016-02-24 Richard Biener <rguenther@suse.de>
12402 PR tree-optimization/69907
12403 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12404 end of permutations for BB vectorization.
12406 2016-02-24 Christian Bruel <christian.bruel@st.com>
12408 * config/arm/arm-c.c (arm_option_override): Initialize
12409 target_option_current_node.
12410 * config/arm/arm.c (arm_pragma_target_parse): Replace
12411 build_target_option_node call by target_option_current_node.
12412 Set target_option_current_node.
12415 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12418 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12419 define_insn_and_split to define_insn.
12420 (zero_extendqi<mode>2_dot2): Same.
12421 (extendqi<mode>2_dot): Same.
12422 (extendqi<mode>2_dot2): Same.
12424 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12426 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12427 and add bypass for AES{D,E} and AESMC pairs.
12428 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12431 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12433 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12434 series for reciprocal square root in Exynos M1.
12436 2016-02-23 Martin Sebor <msebor@redhat.com>
12439 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12440 __builtin_alloca_with_align.
12442 2016-02-23 Richard Henderson <rth@redhat.com>
12444 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12445 (ix86_register_pragmas): Remove __seg_tls.
12446 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12447 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12448 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12449 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12450 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12451 * doc/extend.texi (__seg_tls): Remove item.
12453 2016-02-23 Richard Biener <rguenther@suse.de>
12455 * alloc-pool.h (struct allocation_object): Make id member
12456 conditional on CHECKING_P again.
12457 (get_instance): Adjust.
12458 (base_pool_allocator): Likewise.
12460 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12462 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12463 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12465 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12467 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12469 2016-02-23 Richard Biener <rguenther@suse.de>
12471 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12472 * bitmap.h (struct bitmap_usage): Likewise.
12473 (bitmap_move): Declare.
12474 * bitmap.c (register_overhead): Take size_t argument.
12475 (bitmap_move): New function.
12476 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12477 to properly account overhead.
12478 * tree.c (free_node): Use tree_size.
12480 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12483 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12484 when inverting comparison.
12487 * common.opt (Wunreachable-code): Add Warning flag.
12489 2016-02-23 Mark Wielaard <mjw@redhat.com>
12490 Jakub Jelinek <jakub@redhat.com>
12493 * cgraphunit.c (check_global_declaration): Check main_input_filename
12494 and DECL_SOURCE_FILE are not NULL.
12496 2016-02-23 Martin Jambor <mjambor@suse.cz>
12498 PR tree-optimization/69666
12499 * tree-sra.c (sra_modify_assign): Do not attempt to create
12500 default_def replacements for unscalarizable regions.
12502 2016-02-20 Mark Wielaard <mjw@redhat.com>
12505 * cgraphunit.c (check_global_declaration): Check level of
12506 warn_unused_const_variable and main_input_filename.
12507 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12508 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12509 (-Wunused-const-variable): Explain levels 1 and 2.
12511 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12514 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12515 identical arguments. Formatting and spelling fixes.
12518 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12523 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12524 and m68k-devices.def.
12525 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12526 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12528 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12530 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12531 and HImode registers.
12533 2016-02-22 Richard Biener <rguenther@suse.de>
12535 PR tree-optimization/69882
12536 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12537 preserve permutations present because of gaps.
12538 (vect_supported_load_permutation_p): Always continue checking
12539 permutations after vect_attempt_slp_rearrange_stmts.
12541 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12543 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12544 min_profitable_estimate, rather than min_profitable_iters.
12546 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12549 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12550 SImode for last match_operand.
12552 2016-02-22 Martin Liska <mliska@suse.cz>
12554 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12555 return bitsize - 1 as the return value.
12557 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12561 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12562 Handle negative shift counts.
12563 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12564 force_reg on the shift constant.
12565 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12566 (lshrsi3_d): Handle negative shift counts.
12568 2016-02-22 Richard Biener <rguenther@suse.de>
12569 Tom de Vries <tom@codesourcery.com>
12571 * graph.c: Include dumpfile.h.
12572 (print_graph_cfg): Split into three overloads.
12573 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12575 2016-02-22 Tom de Vries <tom@codesourcery.com>
12577 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12580 2016-02-22 Richard Biener <rguenther@suse.de>
12583 * ipa-inline-transform.c (inline_call): When not updating
12584 overall summaries adjust self size by the growth estimate.
12585 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12586 hash-set, do not update overall summaries here. Renamed from ...
12587 (inline_to_all_callers): ... this which is now wrapping the
12588 above and performing delayed overall summary update.
12589 (early_inline_small_functions): Delay updating of the overall
12592 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12594 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12597 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12600 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12601 :%* in %:gt() argument.
12602 (greater_than_spec_func): Adjust for expecting only numbers,
12603 if there are more than two numbers, compare the last two.
12605 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12607 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12608 -Wnarrowing with -std.
12610 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12613 * expr.c (store_field): Don't use bit-field path if exp is
12614 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12615 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12616 and the assignment can be performed by bitwise copy. Formatting
12619 PR middle-end/69838
12620 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12621 call copy_reg_eh_region_note_forward on before and/or after sequences
12622 and remove note from insn if it no longer can throw.
12625 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12626 if TARGET_AVX512BW.
12628 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12630 * config/s390/vector.md: Add missing commutative operand markers
12631 to the patterns which qualify for one.
12632 * config/s390/vx-builtins.md: Likewise.
12634 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12636 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12637 types to mode iterators.
12638 (vec_double): ... and mode attribute.
12639 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12641 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12643 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12644 Change the predicate of op2 from nonimmediate to general and let
12645 reload fix it if necessary.
12647 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12649 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12651 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12653 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12656 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12658 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12659 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12660 * config/s390/s390.md ("movstr<P:mode>"): Call
12661 s390_expand_vec_movstr.
12663 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12665 * config/s390/s390.md: Add missing output modifier for operand 1
12666 to print it as address properly.
12668 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12670 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12671 * config/s390/2964.md: New file.
12672 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12673 of insn grouping attributes depending on the CPU level.
12674 (s390_get_unit_mask): New function.
12675 (s390_sched_score): Remove the OOO from the scheduling macros.
12676 Add loop to calculate a score for the instruction mix.
12677 (s390_sched_reorder): Likewise plus improve debug output.
12678 (s390_sched_variable_issue): Rename macros as above. Calculate
12679 the unit distances after actually scheduling an insn. Improve
12681 (s390_sched_init): Clear last_scheduled_unit_distance array.
12682 * config/s390/s390.md: Include 2964.md.
12684 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12687 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12688 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12689 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12690 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12691 *avx512f_<code>v8div16qi2_mask_1): New insns.
12693 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12696 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12699 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12700 earlyclobber from target. Use wF constraint for fused memory
12702 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12704 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12705 Martin Liska <mliska@suse.cz>
12708 * cfgexpand.c (asan_sanitize_stack_p): New function.
12709 (partition_stack_vars): Use the function.
12710 (expand_stack_vars): Likewise.
12711 (defer_stack_allocation): Likewise.
12712 (expand_used_vars): Likewise.
12714 2016-02-18 Richard Biener <rguenther@suse.de>
12716 PR middle-end/69553
12717 * fold-const.c (operand_equal_p): Properly compare offsets for
12718 IMAGPART_EXPR and ARRAY_REF.
12720 2016-02-18 Nick Clifton <nickc@redhat.com>
12724 * config/arm/arm.c (arm_option_override_internal): Disable
12725 interworking if the target does not support thumb instructions.
12726 (arm_reload_in_hi): Handle the case where a register to register
12727 move needs reloading because there is no simple pattern to handle
12729 (arm_reload_out_hi): Likewise.
12731 2016-02-18 Richard Biener <rguenther@suse.de>
12733 PR middle-end/69854
12734 * match.pd: Don't use fold_binary or fold_unary for folding
12737 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12740 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12741 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12742 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12743 warn on gimple_no_warning_p statements.
12745 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12747 * doc/extend.texi (C++ Attributes): Correct description of
12748 warn_unused type attribute.
12750 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12752 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12753 correct instruction.
12755 2016-02-17 Richard Biener <rguenther@suse.de>
12757 PR rtl-optimization/69609
12758 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12759 (find_traces_1_round): When ending a trace update cached priority
12761 (bb_to_key): Use cached priority when available.
12762 (copy_bb): Initialize cached priority.
12763 (reorder_basic_blocks_software_trace_cache): Likewise.
12765 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12768 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12770 (aarch64_comparison_operator): Break overly long line into two.
12771 (aarch64_comparison_operation): Likewise.
12772 * config/aarch64/aarch64.md (cstorecc4): Use
12773 aarch64_comparison_operator_mode instead of
12774 aarch64_comparison_operator.
12775 (cstore<mode>4): Likewise.
12776 (aarch64_cstore<mode>): Likewise.
12777 (*cstoresi_insn_uxtw): Likewise.
12778 (cstore<mode>_neg): Likewise.
12779 (*cstoresi_neg_uxtw): Likewise.
12781 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12784 * config/arm/predicates.md (arm_comparison_operator_mode):
12786 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12787 instead of arm_comparison_operator.
12788 (*mov_negscc): Likewise.
12789 (*mov_notscc): Likewise.
12790 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12791 (*thumb2_mov_negscc): Likewise.
12792 (*thumb2_mov_negscc_strict_it): Likewise.
12793 (*thumb2_mov_notscc): Likewise.
12794 (*thumb2_mov_notscc_strict_it): Likewise.
12796 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12798 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12799 Add missing return.
12801 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12803 * config/visium/visium.c (machine_libfunc_index): New enum.
12804 (machine_libfuncs): New structure.
12805 (visium_libfuncs): New static variable.
12806 (TARGET_INIT_LIBFUNCS): Define to...
12807 (visium_init_libfuncs): ...this. New function.
12808 (expand_block_move_4): Use the appropriate libfunc.
12809 (expand_block_move_2): Likewise.
12810 (expand_block_move_1): Likewise.
12811 (expand_block_set_4): Likewise.
12812 (expand_block_set_2): Likewise.
12813 (expand_block_set_1): Likewise.
12814 (visium_trampoline_init): Likewise.
12816 2016-02-17 Nick Clifton <nickc@redhat.com>
12818 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12819 TI's devices.csv file as of March 2016.
12821 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12824 * opts-global.c (handle_common_deferred_options): Introduce and
12825 initialize two global variables to remember command-line options
12826 specifying a stack-limiting register.
12827 * opts.h: Add extern declarations of the two new global variables.
12828 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12829 variable based on the values of the two new global variables.
12831 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12834 * common.opt (Wnonnull-compare): New warning.
12835 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12836 of arguments against NULL.
12837 (-Wnonnull-compare): Document.
12838 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12839 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12840 * passes.def (pass_warn_nonnull_compare): Add.
12841 * gimple-ssa-nonnull-compare.c: New file.
12843 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12845 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12846 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12848 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12850 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12851 reciprocal sqrt for -mlow-precision-recip-sqrt.
12853 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12854 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12856 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12857 always use lane loads to construct non-constant vectors.
12859 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12861 * config/aarch64/aarch64.md
12862 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12863 constraints for operand 3.
12864 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12866 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12867 Richard Biener <rguenther@suse.de>
12869 PR tree-optimization/69820
12870 * tree-vect-patterns.c (type_conversion_p): Return false if
12871 *orig_type is unsigned single precision or boolean.
12872 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12875 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12877 PR rtl-optimization/69764
12878 PR rtl-optimization/69771
12879 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12880 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12882 2016-02-16 Richard Biener <rguenther@suse.de>
12884 PR tree-optimization/69776
12885 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12887 (indirect_refs_may_alias_p): Likewise.
12888 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12889 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12890 according to tbaa_p.
12891 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12892 (optimize_stmt): For redundant store discovery do not allow tbaa.
12894 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12896 PR tree-optimization/69714
12897 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12898 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12900 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12902 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12903 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12904 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12905 * config/arc/arc.c (arc_init): Check FPU options.
12906 (get_arc_condition_code): Handle new CC_FPU* modes.
12907 (arc_select_cc_mode): Likewise.
12908 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12909 register pair only. Allow access for ARCv2 accumulator.
12910 (gen_compare_reg): Whenever we have FPU support use FPU compare
12912 (arc_reorg): Don't generate brcc insns when FPU compare
12913 instructions are involved.
12914 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12915 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12916 floating point emulation.
12917 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12918 (REVERSE_CONDITION): Add new CC_FPU* modes.
12919 (TARGET_FP_SP_BASE): Define.
12920 (TARGET_FP_DP_BASE): Likewise.
12921 (TARGET_FP_SP_FUSED): Likewise.
12922 (TARGET_FP_DP_FUSED): Likewise.
12923 (TARGET_FP_SP_CONV): Likewise.
12924 (TARGET_FP_DP_CONV): Likewise.
12925 (TARGET_FP_SP_SQRT): Likewise.
12926 (TARGET_FP_DP_SQRT): Likewise.
12927 (TARGET_FP_DP_AX): Likewise.
12928 * config/arc/arc.md (ARCV2_ACC): New constant.
12929 (type): New fpu type attribute.
12930 (SDF): Conditional iterator.
12931 (cstore<mode>, cbranch<mode>): Change expand condition.
12932 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12933 handles FPU/FPX cases as well.
12934 * config/arc/arc.opt (mfpu): New option.
12935 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12937 (adddf3, muldf3, subdf3): Removed.
12938 * config/arc/predicates.md (proper_comparison_operator): Recognize
12940 * config/arc/fpu.md: New file.
12941 * doc/invoke.texi (ARC Options): Document mfpu option.
12943 2016-02-16 Richard Biener <rguenther@suse.de>
12945 PR rtl-optimization/69291
12946 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12947 noce_operand_ok check.
12949 2016-02-16 Tom de Vries <tom@codesourcery.com>
12952 * omp-low.c (simd_clone_create): Remove call to
12953 symtab->call_cgraph_insertion_hooks.
12955 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12957 PR tree-optimization/69802
12958 * tree-ssa-reassoc.c (update_range_test): If op is
12959 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12960 op == 1 test of precision 1 integral op, otherwise handle
12961 that case as op itself. Fix up formatting.
12962 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12965 2016-02-16 Richard Biener <rguenther@suse.de>
12967 PR tree-optimization/69586
12968 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12969 types for conversion sources.
12971 2016-02-16 Richard Biener <rguenther@suse.de>
12973 PR middle-end/69801
12974 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12975 mask OEP_ADDRESS_OF.
12977 2016-02-16 Alan Modra <amodra@gmail.com>
12980 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12981 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12982 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12984 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12985 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12986 (p8_fmrgow_<mode>): Likewise.
12987 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12989 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12990 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12991 to use movdi_internal64. Remove op0_di.
12992 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12994 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12996 Add support for the FCCMP insn types
12998 * config/aarch64/aarch64.md (fccmp): Change insn type.
12999 (fccmpe): Likewise.
13000 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13001 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13002 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13003 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13004 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13005 * config/arm/types.md (fccmps): Add new insn type.
13006 (fccmpd): Likewise.
13008 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13010 * alias.c (get_alias_set): Fix a typo in comment.
13012 2016-02-15 Richard Biener <rguenther@suse.de>
13014 PR tree-optimization/69595
13015 * match.pd: Complete range test simplification to true.
13017 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13019 PR rtl-optimization/69648
13020 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13021 pic_offset_table_rtx.
13023 PR rtl-optimization/69752
13024 * ira.c (update_equiv_regs): When looking for more than a single SET,
13025 also take other side effects into account.
13027 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13029 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13030 for z900+ CPUs in 31-bit mode.
13032 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13034 * common/config/s390/s390-common.c (s390_supports_split_stack):
13036 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13037 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13038 * config/s390/s390.c (struct machine_function): New field
13039 split_stack_varargs_pointer.
13040 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13041 in s390_emit_prologue.
13042 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13044 (morestack_ref): New global.
13045 (SPLIT_STACK_AVAILABLE): New macro.
13046 (s390_expand_split_stack_prologue): New function.
13047 (s390_live_on_entry): New function.
13048 (s390_va_start): Use split-stack vararg pointer if appropriate.
13049 (s390_asm_file_end): Emit the split-stack note sections.
13050 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13051 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13052 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13053 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13054 (split_stack_prologue): New expand.
13055 (split_stack_space_check): New expand.
13056 (split_stack_data): New insn.
13057 (split_stack_call): New expand.
13058 (split_stack_call_*): New insn.
13059 (split_stack_cond_call): New expand.
13060 (split_stack_cond_call_*): New insn.
13062 2016-02-15 Richard Biener <rguenther@suse.de>
13064 PR tree-optimization/69783
13065 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13066 Add trivially correct cases.
13068 2016-02-15 Tom de Vries <tom@codesourcery.com>
13071 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13073 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13075 2016-02-15 Richard Biener <rguenther@suse.de>
13077 PR tree-optimization/69776
13078 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13079 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13080 indicate whether we can use TBAA to disambiguate against stores.
13081 Use alias-set zero if not.
13082 (visit_reference_op_store): Do not use TBAA when looking up
13084 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13085 (eliminate_dom_walker::before_dom_children): But not when looking
13086 up redundant stores.
13088 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13090 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13092 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13094 * config/i386/znver1.md
13095 (znver1_pop, znver1_pop_mem,
13096 znver1_load_imov_double_store,
13097 znver1_load_imov_direct_store,
13098 znver1_load_imov_direct_load,
13099 znver1_load_imov_double_load): Add new.
13100 (znver1_insn, znver1_insn_load): Add icmov type.
13101 (znver1_sseavx_fma,
13102 znver1_sseavx_fma_load,
13104 znver1_avx256_fma_load): Fix pipe usage.
13106 2016-02-14 Alan Modra <amodra@gmail.com>
13109 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13110 with an invalid hard reg, reload just the reg not the entire
13111 pre/post-inc/dec address expression.
13113 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13116 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13117 fixed R1_REG scratch reg.
13118 (sibcall_value_pcrel_fdpic): Likewise.
13120 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13124 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13126 2016-02-12 Walter Lee <walt@tilera.com>
13128 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13129 * config/tilegx/t-tilegx: Likewise.
13131 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13134 * diagnostic-show-locus.c (struct line_span): New struct.
13135 (layout::get_first_line): Delete.
13136 (layout::get_last_line): Delete.
13137 (layout::get_num_line_spans): New member function.
13138 (layout::get_line_span): Likewise.
13139 (layout::print_heading_for_line_span_index_p): Likewise.
13140 (layout::get_expanded_location): Likewise.
13141 (layout::calculate_line_spans): Likewise.
13142 (layout::m_first_line): Delete.
13143 (layout::m_last_line): Delete.
13144 (layout::m_line_spans): New field.
13145 (layout::layout): Update comment. Replace m_first_line and
13146 m_last_line with m_line_spans, replacing their initialization
13147 with a call to calculate_line_spans.
13148 (diagnostic_show_locus): When printing source lines and
13149 annotations, rather than looping over a single span
13150 of lines, instead loop over each line_span within
13151 the layout, with an inner loop over the lines within them.
13152 Call the context's start_span callback when changing line spans.
13153 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13154 (diagnostic_build_prefix): Break out the building of the location
13155 part of the string into...
13156 (diagnostic_get_location_text): ...this new function, rewriting
13157 it from nested ternary expressions to a sequence of "if"
13159 (default_diagnostic_start_span_fn): New function.
13160 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13161 (diagnostic_context::start_span): New field.
13162 (default_diagnostic_start_span_fn): New prototype.
13164 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13167 * gcc.c (driver::finalize): Fix cleanup of "specs".
13169 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13173 * gcc.c (driver::driver): Initialize m_option_suggestions.
13174 (driver::~driver): Clean up m_option_suggestions.
13175 (suggest_option): Convert to...
13176 (driver::suggest_option): ...this, and split out into
13177 driver::build_option_suggestions and find_closest_string.
13178 (driver::build_option_suggestions): New function, from
13179 first half of suggest_option. Special-case
13180 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13181 the sanitizer_opts array. For options of enum types, add the
13182 various enum values to the candidate strings.
13183 (driver::handle_unrecognized_options): Remove "const".
13184 * gcc.h (driver::handle_unrecognized_options): Likewise.
13185 (driver::build_option_suggestions): New decl.
13186 (driver::suggest_option): New decl.
13187 (driver::m_option_suggestions): New field.
13188 * opts-common.c (add_misspelling_candidates): New function.
13189 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13190 and make non-static.
13191 * opts.h (sanitizer_opts): New array decl.
13192 (add_misspelling_candidates): New function decl.
13193 * spellcheck.c (find_closest_string): New function.
13194 * spellcheck.h (find_closest_string): New function decl.
13196 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13198 PR rtl-optimization/69764
13199 PR rtl-optimization/69771
13200 * optabs.c (expand_binop_directly): For shift_optab_p, force
13201 convert_modes with VOIDmode if xop1 has VOIDmode.
13203 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13206 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13207 to correctly determine instrumentation thunks.
13209 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13212 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13213 type by reference, force lhs on the call.
13216 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13217 Compute retval and retbnd early in all cases if split_part_return_p
13218 and return_bb is not EXIT. Remove all clobber stmts and reset
13219 all debug stmts that refer to SSA_NAMEs defined in split part,
13220 except if it is retval, in that case replace the old retval with the
13221 lhs of the call to the split part.
13223 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13226 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13228 PR middle-end/66726
13229 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13230 whose result is used in PHI.
13231 (maybe_optimize_range_tests): Likewise.
13232 (final_range_test_p): Likweise.
13234 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13236 PR middle-end/66726
13237 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13238 whose result is used in PHI.
13239 (maybe_optimize_range_tests): Likewise.
13240 (final_range_test_p): Likweise.
13242 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13244 * cgraph.c: Spelling fixes - behaviour -> behavior and
13245 neighbour -> neighbor.
13246 * target.def: Likewise.
13247 * sel-sched.c: Likewise.
13248 * config/mips/mips.c: Likewise.
13249 * config/arc/arc.md: Likewise.
13250 * config/arm/cortex-a57.md: Likewise.
13251 * config/arm/arm.c: Likewise.
13252 * config/arm/neon.md: Likewise.
13253 * config/arm/arm-c.c: Likewise.
13254 * config/vms/vms-c.c: Likewise.
13255 * config/s390/s390.c: Likewise.
13256 * config/i386/znver1.md: Likewise.
13257 * config/i386/i386.c: Likewise.
13258 * config/ia64/hpux-unix2003.h: Likewise.
13259 * config/msp430/msp430.md: Likewise.
13260 * config/rx/rx.c: Likewise.
13261 * config/rx/rx.md: Likewise.
13262 * config/aarch64/aarch64-simd.md: Likewise.
13263 * config/aarch64/aarch64.c: Likewise.
13264 * config/nvptx/nvptx.c: Likewise.
13265 * config/bfin/bfin.c: Likewise.
13266 * config/cris/cris.opt: Likewise.
13267 * config/rs6000/rs6000.c: Likewise.
13268 * target.h: Likewise.
13269 * spellcheck.c: Likewise.
13270 * ira-build.c: Likewise.
13271 * tree-inline.c: Likewise.
13272 * builtins.c: Likewise.
13273 * lra-constraints.c: Likewise.
13274 * explow.c: Likewise.
13275 * hwint.h: Likewise.
13276 * targhooks.c: Likewise.
13277 * tree-vect-data-refs.c: Likewise.
13278 * expr.c: Likewise.
13279 * doc/tm.texi: Likewise.
13280 * doc/extend.texi: Likewise.
13281 * doc/install.texi: Likewise.
13282 * doc/md.texi: Likewise.
13283 * tree-ssa-tail-merge.c: Likewise.
13284 * sched-int.h: Likewise.
13285 * match.pd: Likewise.
13286 * sched-ebb.c: Likewise.
13287 * target.def (omit_struct_return_reg): Likewise.
13288 * gimple-ssa-isolate-paths.c: Likewise.
13289 (find_implicit_erroneous_behaviour): Renamed to...
13290 (find_implicit_erroneous_behavior): ... this.
13291 (find_explicit_erroneous_behaviour): Renamed to...
13292 (find_explicit_erroneous_behavior): ... this.
13293 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13295 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13297 PR rtl-optimization/64682
13298 PR rtl-optimization/69567
13299 PR rtl-optimization/69737
13300 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13301 in I2 as well, just lose it.
13303 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13305 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13307 (aarch64_last_printed_tune_string): Likewise.
13308 (aarch64_declare_function_name): Only output .arch assembler
13309 directive if it will be different from the previously output
13310 directive. Same for .tune comment but only if -dA is set.
13311 (aarch64_start_file): New function.
13312 (TARGET_ASM_FILE_START): Define.
13314 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13317 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13319 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13322 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13323 -Wmaybe-uninitialized warning.
13325 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13328 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13330 2016-02-11 Richard Biener <rguenther@suse.de>
13332 PR rtl-optimization/69291
13333 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13334 subexpressions affected by changing the result.
13336 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13339 * lra-constraints.c (curr_insn_transform): Find in/out operands
13340 for secondary memory moves. Update dups.
13342 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13344 PR tree-optimization/69652
13345 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13346 to nested loop, did source re-formatting, skip debug statements,
13347 add check on statement with volatile operand, remove dead scalar
13350 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13351 Patrick Palka <ppalka@gcc.gnu.org>
13355 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13356 calls if the return type is TREE_ADDRESSABLE.
13357 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13358 * ipa-split.c (split_function): Fix doubled "we" in comment.
13359 Use void return type for the split part even if
13360 !split_point->split_part_set_retval.
13362 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13364 PR tree-optimization/68021
13365 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13366 when computing the value of biv cand by itself.
13368 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13370 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13371 (cortexa57_tunings): Likewise.
13372 (cortexa72_tunings): Likewise.
13373 (arch_macro_fusion_pair_p): Add support for AES fusion.
13374 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13375 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13376 Allow virtual registers before reload so early scheduling works.
13377 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13378 correct latency and pipeline.
13379 (cortex_a57_crypto_complex): Likewise.
13380 (cortex_a57_crypto_xor): Likewise.
13381 (define_bypass): Add AES bypass.
13383 2016-02-10 Richard Biener <rguenther@suse.de>
13385 PR tree-optimization/69726
13386 * passes.def: Add DCE pass before late uninit.
13387 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13388 really fixup if-conversions job.
13390 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13392 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13393 (arm_cortex_a57_tune): Likewise.
13394 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13395 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13397 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13399 * timevar.def (TV_PHASE_DBGINFO): Delete.
13400 (TV_PHASE_CHECK_DBGINFO): Likewise.
13401 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13403 2016-02-10 Richard Biener <rguenther@suse.de>
13405 PR tree-optimization/69719
13406 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13407 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13409 2016-02-09 Andrew Pinski <apinski@cavium.com>
13412 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13413 get_vcond_mask_icode returns false.
13415 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13418 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13419 an ADDIS that adds a pointer to a large constant that sets the
13420 upper16 bits with a load operation.
13422 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13425 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13427 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13429 (vzipq_s16): Likewise.
13430 (vzipq_s32): Likewise.
13431 (vzipq_f32): Likewise.
13432 (vzipq_u8): Likewise.
13433 (vzipq_u16): Likewise.
13434 (vzipq_u32): Likewise.
13435 (vzipq_p8): Likewise.
13436 (vzipq_p16): Likewise.
13438 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13441 * config/arm/arm.c (neon_endian_lane_map): New function.
13442 (neon_vector_pair_endian_lane_map): New function.
13443 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13444 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13446 (vuzpq_s16): Likewise.
13447 (vuzpq_s32): Likewise.
13448 (vuzpq_f32): Likewise.
13449 (vuzpq_u8): Likewise.
13450 (vuzpq_u16): Likewise.
13451 (vuzpq_u32): Likewise.
13452 (vuzpq_p8): Likewise.
13453 (vuzpq_p16): Likewise.
13455 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13458 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13461 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13463 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13464 truncate const_int operand 1 to QImode.
13466 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13468 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13469 corresponding to an abnormal edge.
13471 2016-02-09 Tom de Vries <tom@codesourcery.com>
13473 PR tree-optimization/69599
13474 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13476 (find_func_aliases_for_builtin_call, find_func_clobbers)
13477 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13480 2016-02-09 Richard Biener <rguenther@suse.de>
13482 PR tree-optimization/69715
13483 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13484 LHS on calls as non-rewritable.
13486 2016-02-09 Tom de Vries <tom@codesourcery.com>
13489 * lto-wrapper.c (append_diag_options): New function.
13490 (compile_offload_image): Call append_diag_options.
13492 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13495 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13496 Minor copy-edit to fix verb tenses.
13498 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13500 PR tree-optimization/69209
13501 * ipa-split.c (split_function): If split part is not
13502 returning retval, retval has gimple type but is not
13503 gimple value, force it into a SSA_NAME first.
13505 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13507 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13510 2016-02-08 Jason Merrill <jason@redhat.com>
13513 * convert.c (convert_to_integer_1): Check dofold on truncation
13515 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13516 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13517 Rename from *_nofold.
13518 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13519 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13521 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13524 * tree.c (build_common_tree_nodes): Remove short_double argument.
13525 All callers changed.
13526 * tree.h (build_common_tree_nodes): Adjust declaration.
13527 * doc/invoke.texi (-fshort-double): Remove documentation.
13528 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13529 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13530 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13531 (append_linker_options): Don't handle OPT_fshort_double.
13533 PR rtl-optimization/68730
13534 * lra-remat.c (insn_to_cand_activation): New static variable.
13535 (lra_remat): Allocate and free it.
13536 (create_cand): New arg activation. Initialize a field in
13537 insn_to_cand_activation if it is nonnull.
13538 (create_cands): Pass the activation insn to create_cand when making
13539 a candidate involving an output reload. Reorganize code a little.
13540 (do_remat): Keep track of active status of candidates in a separate
13543 2016-02-08 Richard Biener <rguenther@suse.de>
13545 PR tree-optimization/69719
13546 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13547 Properly use absolute of the difference of the two offsets to
13548 compare or adjust the segment length.
13550 2016-02-08 Richard Biener <rguenther@suse.de>
13551 Jeff Law <law@redhat.com>
13554 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13555 types for anonymous SSA names.
13557 2016-02-08 Richard Biener <rguenther@suse.de>
13559 PR rtl-optimization/69274
13560 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13562 2016-02-08 Jeff Law <law@redhat.com>
13564 PR tree-optimization/65917
13565 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13566 equivalences from if (x == y) style conditionals.
13567 (loop_depth_of_name): Remove.
13568 (record_equality): Remove loop depth check.
13569 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13570 (const_and_copies::record_const_or_copy_raw): New member function.
13571 * tree-ssa-scopedtables.c
13572 (const_and_copies::record_const_or_copy_raw): New, factored out of
13573 (const_and_copies::record_const_or_copy): Call new member function.
13575 2016-02-05 Jeff Law <law@redhat.com>
13577 PR tree-optimization/68541
13578 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13579 (count_stmts_in_block): New function.
13580 (poor_ifcvt_candidate_code): Likewise.
13581 (is_feasible_trace): Add some heuristics to determine when path
13582 splitting is profitable.
13583 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13584 is a diamond with a single exit.
13586 2016-02-05 Martin Sebor <msebor@redhat.com>
13589 * doc/invoke.texi: Update -Wplacement-new to take an optional
13592 2016-02-06 Richard Henderson <rth@redhat.com>
13595 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13596 out of non-standard address spaces.
13598 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13600 PR rtl-optimization/69691
13601 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13603 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13605 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13606 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13607 (*ieee128_mfvsrd_64bit): Likewise.
13608 (*ieee128_mfvsrd_32bit): Likewise.
13610 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13614 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13616 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13617 instrumented_version.
13619 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13621 * doc/invoke.texi (Optimize Options): In table of --param options
13622 rename second occurrence of tracer-min-branch-ratio to
13623 tracer-min-branch-probability, rename
13624 tracer-min-branch-ratio-feedback to
13625 tracer-min-branch-probability-feedback and clarify description,
13626 rename sched-spec-state-edge-prob-cutoff to
13627 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13628 to selsched-insns-to-rename, rename lto-minpartition to
13629 lto-min-partition, delete reorder-blocks-duplicate and
13630 reorder-blocks-duplicate-feedback.
13632 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13634 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13637 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13639 * doc/extend.texi: S/390: Correct some typos.
13641 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13643 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13645 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13648 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13649 (s390_register_info_gprtofpr): Use new macros above.
13650 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13652 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13653 its name. Adjust restore and save gpr ranges.
13654 (s390_register_info_set_ranges): New function.
13655 (s390_register_info): Use new macros above. Call
13656 s390_register_info_set_ranges.
13657 (s390_optimize_register_info): Likewise.
13658 (s390_hard_regno_rename_ok): Use new macros.
13659 (s390_hard_regno_scratch_ok): Likewise.
13660 (s390_emit_epilogue): Likewise.
13661 (s390_can_use_return_insn): Likewise.
13662 (s390_optimize_prologue): Likewise.
13663 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13665 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13668 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13670 (ix86_option_override_internal): Disable TARGET_STV even for
13671 -m{incoming,preferred}-stack-boundary=3.
13673 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13675 * config.gcc: Mark deprecated rtems targets as obsolete.
13677 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13679 PR rtl-optimization/64682
13680 PR rtl-optimization/69567
13681 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13682 before I2 only if the register is both used and set in I2.
13684 2016-02-04 DJ Delorie <dj@redhat.com>
13686 * config/msp430/msp430.c (msp430_start_function): Add function type.
13688 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13691 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13693 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13695 PR rtl-optimization/69577
13697 2015-10-29 Richard Henderson <rth@redhat.com>
13701 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13702 sse check to the exact conditions of PR 67609.
13704 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13707 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13708 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13709 not allowed into the traditional Altivec registers.
13710 (movtd_64bit_nodm): Likewise.
13711 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13713 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13715 * config/aarch64/cortex-a57-fma-steering.c
13716 (aarch64_register_fma_steering): Remove "static" from arguments
13719 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13722 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13723 twice when complex.
13725 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13727 * doc/invoke.texi: Delete -mno-fma4.
13729 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13731 PR rtl-optimization/69577
13732 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13733 (find_subregs_of_mode): Update accordingly. Iterate over partial
13736 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13738 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13739 * config/arm/arm.c (neon_reinterpret): Remove.
13740 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13741 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13742 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13743 vreinterpretti): Remove.
13744 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13745 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13746 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13747 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13748 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13749 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13750 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13751 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13752 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13753 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13754 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13755 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13756 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13757 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13758 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13759 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13760 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13761 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13762 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13763 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13764 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13765 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13766 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13767 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13768 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13769 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13770 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13771 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13772 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13773 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13774 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13775 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13776 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13777 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13778 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13779 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13780 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13781 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13782 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13783 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13784 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13785 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13786 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13787 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13788 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13789 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13790 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13791 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13792 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13793 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13794 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13795 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13796 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13797 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13798 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13799 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13800 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13801 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13802 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13803 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13804 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13805 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13806 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13807 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13808 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13809 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13810 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13811 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13812 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13813 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13814 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13815 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13816 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13817 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13818 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13819 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13820 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13821 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13822 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13823 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13824 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13825 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13826 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13827 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13828 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13829 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13830 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13831 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13832 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13833 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13834 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13835 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13836 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13837 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13838 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13839 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13840 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13841 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13842 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13843 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13844 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13845 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13846 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13848 2016-02-04 Martin Liska <mliska@suse.cz>
13851 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13852 that are gimple_store_p.
13853 (maybe_instrument_call): Likewise.
13855 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13857 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13858 register scaling out of memory reference and comment why.
13860 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13864 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13865 folding the source of a SET.
13867 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13871 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13872 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13874 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13878 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13881 2016-02-04 Christian Bruel <christian.bruel@st.com>
13883 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13884 * config/arm/arm.c (arm_set_current_function): Likewise.
13886 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13887 Ilya Enkovich <enkovich.gnu@gmail.com>
13888 H.J. Lu <hongjiu.lu@intel.com>
13891 * config/i386/i386.c (convert_scalars_to_vector): Remove
13892 stack alignment fixes.
13893 (ix86_option_override_internal): Disable TARGET_STV if stack
13894 might not be aligned enough.
13895 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13897 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13899 * config/i386/x86-tune.def: Disable default prefetching
13902 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13903 Vladimir Makarov <vmakarov@redhat.com>
13906 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13907 in validating fused toc addresses.
13909 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13912 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13913 range->m_caret fields if range->m_show_caret_p is false.
13916 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13917 Force oldval into register if it does not satisfy reg_or_short_operand
13918 predicate. Fix up formatting.
13920 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13921 Alexandre Oliva <aoliva@redhat.com>
13924 * lra-constraints.c (simplify_operand_subreg): Check additionally
13925 address validity after potential reloading.
13926 (process_address_1): Check insns validity. In case of failure do
13929 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13932 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13935 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13937 * wide-int.cc (canonize_uhwi): New function.
13938 (wi::divmod_internal): Use it.
13940 2016-02-02 James Norris <jnorris@codesourcery.com
13942 * gimplify.c (omp_notice_variable): Add usage check.
13944 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13946 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13947 like LE, GE, LT, GT when emitting relational operator.
13949 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13951 * ira-costs.c (find_costs_and_classes): Add extra argument.
13952 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13953 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13954 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13955 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13956 Add best_class parameter, and return it if not ALL_REGS.
13957 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13959 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13960 Update target hook.
13962 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13964 * config/aarch64/aarch64.c
13965 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13966 (aarch64_ira_change_pseudo_allocno_class): New function.
13968 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13973 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13975 * config/avr/avr.c (avr_option_override): Set
13976 PARAM_ALLOW_STORE_DATA_RACES to 1.
13978 2016-02-02 Richard Biener <rguenther@suse.de>
13980 PR tree-optimization/69595
13981 * match.pd: Add range test simplifications to true/false.
13983 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13985 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13986 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13989 2016-02-02 Richard Biener <rguenther@suse.de>
13991 PR tree-optimization/69606
13992 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13993 info on the result before moving a stmt.
13995 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13997 PR middle-end/68542
13998 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13999 branch with vector comparison.
14000 * config/i386/sse.md (VI48_AVX): New mode iterator.
14001 (define_expand "cbranch<mode>4): Add support for conditional branch
14002 with vector comparison.
14003 * tree-vect-loop.c (optimize_mask_stores): New function.
14004 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14005 has_mask_store field of vect_info.
14006 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14007 vectorized loops having masked stores after vec_info destroy.
14008 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14009 correspondent macros.
14010 (optimize_mask_stores): Add prototype.
14012 2016-02-02 Alan Modra <amodra@gmail.com>
14015 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14018 2016-02-02 Alan Modra <amodra@gmail.com>
14021 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14022 whenever toc_label_name used.
14023 (rs6000_file_start): Don't set up toc section here,
14024 (rs6000_output_function_epilogue): do so here instead,
14025 (rs6000_xcoff_file_start): and here.
14026 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14027 (load_toc_aix_di): Likewise.
14029 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14031 PR rtl-optimization/69592
14032 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14033 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14034 (num_sign_bit_copies_binary_arith_p): New inline function.
14035 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14037 2016-02-01 Jeff Law <law@redhat.com>
14039 PR tree-optimization/69580
14040 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14041 * tree-ssa-threadbackward.c
14042 (fsm_find_control_statement_thread_paths): Do not try to walk
14043 through large PHI nodes.
14045 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14047 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14048 when count is incremented above limit, don't analyze further
14051 * omp-low.c (oacc_parse_default_dims): Avoid
14052 -Wsign-compare warning, make sure value fits into int
14053 rather than just unsigned int.
14055 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14057 PR tree-optimization/67921
14058 * fold-const.c (split_tree): New parameters. Convert pointer
14059 type variable part to proper type before negating.
14060 (fold_binary_loc): Pass new arguments to split_tree.
14062 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14064 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14065 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14066 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14067 * doc/tm.texti: Rebuilt.
14068 * doc/invoke.texi (fopenacc-dim): Document.
14069 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14070 (append_compiler_options): Likewise.
14071 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14072 (oacc_parse_default_dims): New.
14073 (oacc_validate_dims): Add USED arg. Select non-unity default when
14075 (oacc_loop_fixed_partitions): Return mask of used partitions.
14076 (oacc_loop_auto_partitions): Emit dump info.
14077 (oacc_loop_partition): Return mask of used partitions.
14078 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14079 loop partitioning and validation calls.
14081 2016-02-01 Richard Biener <rguenther@suse.de>
14083 PR middle-end/69556
14084 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14086 2016-02-01 Richard Biener <rguenther@suse.de>
14088 PR tree-optimization/69574
14089 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14090 of asserting return chrec_dont_know.
14092 2016-02-01 Martin Liska <mliska@suse.cz>
14094 * mem-stats-traits.h: Add copyright header.
14095 * mem-stats.h: Likewise.
14097 2016-02-01 Richard Biener <rguenther@suse.de>
14099 PR tree-optimization/69579
14100 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14101 Do not propagate through abnormal PHI results.
14103 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14105 * postreload.c (reload_cse_simplify): Remove dead code.
14107 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14109 PR rtl-optimization/69570
14110 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14111 if there is more than one set, not if there is a single set.
14113 2016-02-01 Richard Henderson <rth@redhat.com>
14116 * combine.c (make_compound_operation): When looking through a
14117 subreg, make sure to re-extend to the width of the outer mode.
14119 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14121 PR tree-optimization/69546
14122 * wide-int.cc (wi::divmod_internal): For unsigned division
14123 where both operands fit into uhwi, if o1 is 1 and o0 has
14124 msb set, if divident_prec is larger than bits per hwi,
14125 clear another quotient word and return 2 instead of 1.
14126 Similarly for remainder with msb in HWI set, if dividend_prec
14127 is larger than bits per hwi.
14129 2016-01-29 Martin Jambor <mjambor@suse.cz>
14131 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14132 Use short lowercase names.
14133 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14134 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14135 acq_rel one. Protect warning agains segfaults if
14136 get_memory_order_name returns NULL.
14137 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14138 with release semantics. Do not warn if get_memory_order already did.
14139 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14140 semantics. Fix check for relaxed or acquire semantics. Do not warn
14141 if get_memory_order already did.
14143 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14145 * doc/install.texi: Document that isl-0.16 is supported.
14147 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14150 * config/i386/constraints.md (Bm): Describe as special memory
14152 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14153 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14154 * genpreds.c (struct constraint_data): Add is_special_memory.
14155 (have_special_memory_constraints, special_memory_start): New
14157 (special_memory_end): Ditto.
14158 (add_constraint): Add new arg is_special_memory. Add code to
14159 process its true value. Update have_special_memory_constraints.
14160 (process_define_constraint): Pass the new arg.
14161 (process_define_register_constraint): Ditto.
14162 (choose_enum_order): Process special memory.
14163 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14164 function insn_extra_special_memory_constraint.
14165 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14166 * gensupport.c (process_rtx): Process
14167 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14168 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14169 * ira-lives.c (single_reg_class): Use
14170 insn_extra_special_memory_constraint.
14171 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14172 * lra-constraints.c (process_alt_operands): Ditto.
14173 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14174 * recog.c (asm_operand_ok, preprocess_constraints): Process
14176 * reload.c (find_reloads): Ditto.
14177 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14178 * stmt.c (parse_input_constraint): Use
14179 insn_extra_special_memory_constraint.
14181 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14184 * lra-splill.c (lra_final_code_change): Revert r229087 by
14185 removing all sub-registers.
14187 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14190 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14192 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14195 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14196 SSE1, copy target into the temporary reg first before recursing
14199 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14201 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14204 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14206 * ginclude/stdarg.h: Test __cplusplus instead of
14207 __GXX_EXPERIMENTAL_CXX0X__.
14209 2016-01-29 Richard Biener <rguenther@suse.de>
14211 PR tree-optimization/69547
14212 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14213 Do not mark clobbers necessary.
14214 (mark_all_reaching_defs_necessary_1): Likewise.
14216 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14218 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14219 declaration name with %qs and print it in both error messages.
14220 Also fix indentation.
14222 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14225 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14226 trailing blank line from error message.
14228 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14231 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14234 2016-01-29 Richard Biener <rguenther@suse.de>
14236 PR middle-end/69537
14237 * match.pd: Allow all integral types when simplifying a
14238 widening or sign-changing conversion.
14240 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14242 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14243 back to setting codegen_error to fail codegen.
14245 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14248 * config/i386/constraints.md (C): Only accept constant zero operand.
14249 (BC): New constraint.
14250 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14251 instead of C constraint.
14252 * doc/md.texi (Machine Constraints): Update description
14255 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14258 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14260 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14262 PR middle-end/69542
14263 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14266 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14268 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14269 branches if using guessed profile.
14271 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14273 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14275 2016-01-28 Richard Henderson <rth@redhat.com>
14278 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14279 * config/aarch64/aarch64-protos.h: Update.
14280 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14281 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14282 (aarch64_get_condition_code_1): Handle CC_Cmode.
14283 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14284 (*add<mode>3_compareC_cconly_imm): New.
14285 (*add<mode>3_compareC_cconly): New.
14286 (*add<mode>3_compareC_imm): New.
14287 (add<mode>3_compareC): New.
14288 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14289 to be first. Use aarch64_carry_operation.
14290 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14291 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14292 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14293 (subti3): Use subdi3_compare1.
14294 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14295 (sub<mode>3_compare1): New.
14296 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14297 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14298 (*subsi3_carryin_uxtw): Likewise.
14299 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14300 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14301 * config/aarch64/iterators.md (DWI): New.
14302 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14303 (aarch64_borrow_operation): New.
14305 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14307 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14308 message when isl does not return a valid schedule.
14310 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14312 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14313 Remove comments from class declarations: they are already in the code
14316 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14318 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14320 (ternary_op_to_tree): Same.
14321 (unary_op_to_tree): Same.
14322 (nary_op_to_tree): Same.
14323 (gcc_expression_from_isl_expr_op): Same.
14324 (gcc_expression_from_isl_expression): Same.
14325 (graphite_create_new_loop): Same.
14326 (graphite_create_new_loop_guard): Same.
14327 (build_iv_mapping): Same.
14328 (graphite_create_new_guard): Same.
14329 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14330 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14332 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14334 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14335 instead of setting codegen_error to fail codegen.
14337 2016-01-28 Jason Merrill <jason@redhat.com>
14339 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14341 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14343 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14344 Remove CONST_INT_P check in CCMP cost calculation.
14346 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14348 * config/aarch64/aarch64.c (generic_vector_cost):
14349 Set vec_permute_cost.
14350 (cortexa57_vector_cost): Likewise.
14351 (exynosm1_vector_cost): Likewise.
14352 (xgene1_vector_cost): Likewise.
14353 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14354 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14355 Add vec_permute_cost entry.
14357 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14359 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14361 (add<mode>3_compare0): Likewise.
14362 (addsi3_compare0_uxtw): Likewise.
14363 (add<mode>3nr_compare0): Likewise.
14364 (compare_neg<mode>): Likewise.
14365 (<optab><mode>3): Likewise.
14367 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14369 * tree-vect-stmts.c (vectorizable_comparison): Add
14370 NULL check for vectype.
14372 2016-01-28 Richard Biener <rguenther@suse.de>
14374 PR tree-optimization/69466
14375 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14376 Account for PHIs we couldn't duplicate.
14378 2016-01-28 Martin Liska <mliska@suse.cz>
14381 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14382 instead of ENABLE_VALGRIND_CHECKING.
14384 2016-01-27 Richard Henderson <rth@redhat.com>
14387 * lra-remat.c (subreg_regs): New.
14388 (dump_candidates_and_remat_bb_data): Dump it.
14389 (operand_to_remat): Reject if operand in subreg_regs.
14390 (set_bb_regs): Collect subreg_regs.
14391 (lra_remat): Init and free subreg_regs. Compute
14392 calculate_local_reg_remat_bb_data before create_cands.
14394 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14397 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14398 change stack_alignment_needed for __tls_get_addr call.
14400 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14402 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14404 2016-01-27 Jeff Law <law@redhat.com>
14406 PR tree-optimization/68398
14407 PR tree-optimization/69196
14408 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14409 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14410 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14411 Only count PHIs in the last block in the path. The others will
14412 const/copy propagate away. Add heuristic to allow more irreducible
14413 subloops to be created when it is likely profitable to do so.
14415 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14416 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14417 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14419 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14422 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14423 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14424 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14425 * tree-streamer-in.c: Include asan.h.
14426 (streamer_get_builtin_tree): For builtins in sanitizer
14427 range call initialize_sanitizer_builtins and retry.
14429 2016-01-27 Ian Lance Taylor <iant@google.com>
14431 * common.opt (fkeep-gc-roots-live): New undocumented option.
14432 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14433 -fkeep-gc-roots-live, skip pointers.
14434 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14437 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14440 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14441 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14443 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14446 * configure.ac: NetBSD provides SSP in its C library.
14447 * configure: Updated.
14449 2016-01-27 Richard Biener <rguenther@suse.de>
14451 PR tree-optimization/69166
14452 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14453 reduction code for commutativity / associativity.
14455 2016-01-27 Martin Jambor <mjambor@suse.cz>
14457 PR tree-optimization/69355
14458 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14459 total_scalarization fails.
14461 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14463 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14466 2016-01-27 Christian Bruel <christian.bruel@st.com>
14469 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14470 Move arm_reset_previous_fndecl and set_target_option_current_node in
14471 the conditional part. Call save_restore_target_globals.
14472 * config/arm/arm.c (arm_set_current_function):
14473 Refactor to better support #pragma target and attribute mix.
14474 Call save_restore_target_globals.
14475 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14477 2016-01-27 Martin Liska <mliska@suse.cz>
14479 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14480 reference for an HSA kernel and its host function.
14482 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14484 PR tree-optimization/69399
14485 * wide-int.h (wi::lrshift): For larger precisions, only
14486 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14488 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14490 * config/arc/predicates.md (proper_comparison_operator): Reject
14491 constant-constant comparison.
14493 2016-01-26 Tom de Vries <tom@codesourcery.com>
14495 PR tree-optimization/69110
14496 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14497 DR_NUM_DIMENSIONS == 0.
14499 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14500 Sebastian Pop <s.pop@samsung.com>
14502 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14503 isl_ast_op_cond and isl_ast_op_select.
14504 (gcc_expression_from_isl_expr_op): Same.
14506 2016-01-26 Jason Merrill <jason@redhat.com>
14509 * tree.c (recompute_constructor_flags): Split out from
14511 (verify_constructor_flags): New.
14512 * tree.h: Declare them.
14514 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14516 PR rtl-optimization/69217
14517 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14518 are no TYPE_FIELDS set for the record type.
14520 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14523 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14524 toc_label_name unconditionally.
14525 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14526 SYMBOL_REF string. Use toc_label_name instead of constructing
14528 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14529 constructing LCTOC1.
14531 2016-01-26 Martin Sebor <msebor@redhat.com>
14534 * doc/extend.texi (Common Type Attributes): Move text that talks about
14535 attribute packed from attribute aligned to the section discussing
14536 the former attribute for clarity.
14538 2016-01-26 Richard Henderson <rth@redhat.com>
14540 PR middle-end/60908
14541 * trans-mem.c (tm_region_init): Mark entry block as visited.
14543 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14546 * diagnostic-show-locus.c (layout::print_source_line): Replace
14547 call to pp_newline with call to layout::print_newline.
14548 (layout::print_annotation_line): Likewise.
14549 (layout::move_to_column): Likewise.
14550 (layout::print_any_fixits): After printing any fixits, print a
14551 trailing newline, if necessary.
14552 (layout::print_newline): New method, resetting any colorization
14554 (diagnostic_show_locus): Move the pp_newline to before the
14555 early bailout. Remove dummy block enclosing the layout instance.
14556 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14557 of pp_newline_and_flush with pp_flush.
14558 (diagnostic_append_note): Delete use of pp_newline.
14559 (diagnostic_append_note_at_rich_loc): Delete.
14560 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14561 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14562 when newline characters are added to the buffer.
14564 2016-01-26 Michael Matz <matz@suse.de>
14566 * configure.ac (ac_cv_std_swap_in_utility): New test.
14567 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14568 * configure: Regenerate.
14569 * config.in: Regenerate.
14571 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14573 * config/arc/arc.md (cstoresi4): Force operand into register.
14574 (arcset<code>): Fix predicate.
14575 (arcsetltu): Likewise.
14576 (arcsetgeu): Likewise.
14577 (arcsethi): Likewise.
14578 (arcsetls): Likewise.
14580 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14582 PR tree-optimization/69483
14583 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14584 if base has error_mark_node type.
14586 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14589 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14590 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14592 (vget_lane_f16): Handle big-endian.
14593 (vgetq_lane_f16): Likewise.
14594 (vset_lane_f16): Likewise.
14595 (vsetq_lane_f16): Likewise.
14596 * config/arm/iterators.md (VQXMOV): Add V8HF.
14597 (VDQ): Add V4HF and V8HF.
14598 (V_reg): Handle V4HF and V8HF.
14599 (Is_float_mode): Likewise.
14600 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14601 neon_vdup_nv8hf): New patterns.
14602 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14603 Use VD_LANE iterator.
14604 (neon_vld1_dup<mode>): Use VQ2 iterator.
14606 2016-01-26 Nathan Sidwell <nathan@acm.org>
14608 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14609 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14610 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14611 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14612 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14613 (oacc_validate_dims): Add LEVEL arg, don't return level.
14614 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14615 oacc_validate_dims.
14616 (execute_oacc_device_lower): Adjust, add more dump output.
14617 * tree-ssa-loop.c (gate_oacc_kernels): Use
14618 oacc_fn_attrib_kernels_p.
14619 * tree-parloops.c (create_parallel_loop): Adjust
14620 set_oacc_fn_attrib call.
14622 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14625 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14626 (append_compiler_options): Handle -fcilkplus.
14627 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14629 2016-01-26 Nick Clifton <nickc@redhat.com>
14632 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14633 been marked as DECL_ONE_ONLY but we do not the means to make it
14634 so, then do not allow it to bind locally.
14636 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14639 * opts.h (parse_sanitizer_options): New prototype.
14640 * opts.c (sanitizer_opts): New array.
14641 (parse_sanitizer_options): New function.
14642 (common_handle_option): Use parse_sanitizer_options.
14644 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14647 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14648 alignment adjustment to ...
14649 (ix86_update_stack_boundary): Here. Don't over-align stack for
14651 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14652 if __tls_get_addr is called.
14654 2016-01-26 Christian Bruel <christian.bruel@st.com>
14656 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14658 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14660 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14662 2016-01-26 Richard Biener <rguenther@suse.de>
14664 PR middle-end/69467
14665 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14667 2016-01-26 Richard Biener <rguenther@suse.de>
14669 PR tree-optimization/69452
14670 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14671 (move_computations_dom_walker::before_dom_children): Rename
14673 (move_computations_worker): This.
14674 (move_computations): Perform an RPO rather than a DOM walk.
14676 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14679 * combine.c (combine_instructions): For REG_EQUAL note with
14680 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14681 to the underlying register.
14682 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14683 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14685 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14688 * config/aarch64/aarch64-builtins.c
14689 (aarch64_init_simd_builtin_types): Do not set structural
14690 equality to __Poly{8,16,64,128}_t types.
14692 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14694 PR tree-optimization/69400
14695 * wide-int.cc (wi_pack): Take the precision as argument and
14696 perform canonicalization here rather than in the callers.
14697 Use the main loop to handle all full-width HWIs. Add a
14698 zero HWI if in_len isn't a full result.
14699 (wi::divmod_internal): Update accordingly.
14700 (wi::mul_internal): Likewise. Simplify.
14702 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14703 Sebastian Pop <s.pop@samsung.com>
14705 * graphite-poly.c (apply_poly_transforms): Simplify.
14706 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14707 (print_isl_map): Same.
14708 (print_isl_union_map): Same.
14709 (print_isl_schedule): New.
14710 (debug_isl_schedule): New.
14711 * graphite-dependences.c (scop_get_reads): Do not call
14712 isl_union_map_add_map that is undocumented isl functionality.
14713 (scop_get_must_writes): Same.
14714 (scop_get_may_writes): Same.
14715 (scop_get_original_schedule): Remove.
14716 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14717 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14718 (compute_deps): Remove.
14719 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14720 (debug_schedule_ast): New.
14721 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14722 set_separate_option.
14723 (graphite_regenerate_ast_isl): Add dump.
14724 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14725 from scop->transformed_schedule.
14726 (graphite_regenerate_ast_isl): Add more dump.
14727 * graphite-optimize-isl.c (optimize_isl): Set
14728 scop->transformed_schedule. Check whether schedules are equal.
14729 (apply_poly_transforms): Move here.
14730 * graphite-poly.c (apply_poly_transforms): ... from here.
14731 (free_poly_bb): Static.
14732 (free_scop): Static.
14733 (pbb_number_of_iterations_at_time): Remove.
14734 (print_isl_ast): New.
14735 (debug_isl_ast): New.
14736 (debug_scop_pbb): New.
14737 * graphite-scop-detection.c (print_edge): Move.
14738 (print_sese): Move.
14739 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14740 (build_scop_scattering): Remove.
14741 (create_pw_aff_from_tree): Assert instead of bailing out.
14742 (add_condition_to_pbb): Remove unused code, do not fail.
14743 (add_conditions_to_domain): Same.
14744 (add_conditions_to_constraints): Remove.
14745 (build_scop_context): New.
14746 (add_iter_domain_dimension): New.
14747 (build_iteration_domains): Initialize pbb->iterators.
14748 Call add_conditions_to_domain.
14751 (index_outermost_in_loop): New.
14752 (index_pbb_in_loop): New.
14753 (outermost_pbb_in): New.
14754 (add_in_sequence): New.
14755 (add_outer_projection): New.
14756 (outer_projection_mupa): New.
14757 (add_loop_schedule): New.
14758 (build_schedule_pbb): New.
14759 (build_schedule_loop): New.
14760 (embed_in_surrounding_loops): New.
14761 (build_schedule_loop_nest): New.
14762 (build_original_schedule): New.
14763 (build_poly_scop): Call build_original_schedule.
14764 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14765 (free_poly_dr): Remove.
14766 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14767 (free_poly_bb): Remove.
14768 (debug_loop_vec): Remove.
14769 (print_isl_ast): Declare.
14770 (debug_isl_ast): Declare.
14771 (scop_do_interchange): Remove.
14772 (scop_do_strip_mine): Remove.
14773 (scop_do_block): Remove.
14774 (flatten_all_loops): Remove.
14775 (optimize_isl): Remove.
14776 (pbb_number_of_iterations_at_time): Remove.
14777 (debug_scop_pbb): Declare.
14778 (print_schedule_ast): Declare.
14779 (debug_schedule_ast): Declare.
14780 (struct scop): Remove schedule. Add original_schedule,
14781 transformed_schedule.
14782 (free_gimple_poly_bb): Remove.
14783 (print_generated_program): Remove.
14784 (debug_generated_program): Remove.
14785 (unify_scattering_dimensions): Remove.
14786 * sese.c (print_edge): ... here.
14787 (print_sese): ... here.
14788 (debug_edge): ... here.
14789 (debug_sese): ... here.
14790 * sese.h (print_edge): Declare.
14791 (print_sese): Declare.
14792 (dump_edge): Declare.
14793 (dump_sese): Declare.
14795 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14796 Sebastian Pop <s.pop@samsung.com>
14798 * Makefile.in: Set ISLVER in site.exp.
14800 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14802 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14803 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14804 through DECL_VALUE_EXPR for expansion.
14806 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14808 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14809 the frame info after reload completed.
14811 2016-01-25 Jeff Law <law@redhat.com>
14813 PR tree-optimization/69196
14814 PR tree-optimization/68398
14815 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14816 tree-ssa-threadupdate.c.
14817 (determine_bb_domination_status): Prototype
14818 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14819 (determine_bb_domination_status): No longer static.
14820 (valid_jump_thread_path): Remove code to detect characteristics
14821 of the jump thread path not associated with correctness.
14822 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14823 Correct test for thread path length. Count PHIs for real operands as
14824 statements that need to be copied. Do not count ASSERT_EXPRs.
14825 Look at all the blocks in the thread path. Compute and selectively
14826 filter thread paths based on threading through the latch, threading
14827 a multiway branch or crossing a multiway branch.
14829 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14831 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14832 decl with __attribute__ ((unused)) annotation.
14834 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14837 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14838 of operands is compatible with a statement vectype.
14840 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14842 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14843 improve wording for mixed storage order support.
14845 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14847 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14848 (vcvt_u64_f64): Likewise.
14849 (vcvta_s64_f64): Likewise.
14850 (vcvta_u64_f64): Likewise.
14851 (vcvtm_s64_f64): Likewise.
14852 (vcvtm_u64_f64): Likewise.
14853 (vcvtn_s64_f64): Likewise.
14854 (vcvtn_u64_f64): Likewise.
14855 (vcvtp_s64_f64): Likewise.
14856 (vcvtp_u64_f64): Likewise.
14858 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14860 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14861 (arc_init): Check validity mll64 option.
14862 (arc_save_restore): Use double load/store instruction.
14863 (arc_expand_movmem): Likewise.
14864 (arc_split_move): Don't split if we have double load/store
14865 instructions. Returns a boolean.
14866 (arc_process_double_reg_moves): Change function to return boolean
14867 instead of a sequence of instructions.
14868 (arc_dwarf_register_span): New function.
14869 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14870 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14871 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14872 (*movdf_insn): Likewise.
14873 * config/arc/arc.opt (mll64): New option.
14874 * config/arc/predicates.md (even_register_operand): New predicate.
14875 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14877 2016-01-25 Richard Biener <rguenther@suse.de>
14880 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14881 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14883 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14885 2016-01-25 Richard Biener <rguenther@suse.de>
14887 PR tree-optimization/69376
14888 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14890 (VN_INFO_ANTI_RANGE_P): New inline.
14891 (VN_INFO_RANGE_TYPE): Likewise.
14892 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14893 SSA_NAME_ANTI_RANGE_P.
14894 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14895 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14896 Properly query VN_INFO_RANGE_TYPE.
14898 2016-01-25 Nick Clifton <nickc@redhat.com>
14901 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14903 2016-01-23 Tom de Vries <tom@codesourcery.com>
14905 PR tree-optimization/69426
14906 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14909 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14911 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14912 "the the" with "the" in the comments.
14913 * ipa-devirt.c (build_type_inheritance_graph,
14914 update_type_inheritance_graph): Likewise.
14915 * tree.c (build_function_type_list_1): Likewise.
14916 * cfgloopmanip.c (scale_loop_profile): Likewise.
14917 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14918 * gimple-ssa-split-paths.c
14919 (find_block_to_duplicate_for_splitting_paths): Likewise.
14920 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14921 * expr.c (convert_move): Likewise.
14922 * var-tracking.c (vt_stack_adjustments): Likewise.
14923 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14924 * tree-vrp.c (test_for_singularity): Likewise.
14926 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14927 directly instead of building a temporary tree.
14930 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14931 remove <algorithm> include.
14933 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14936 * config/i386/i386.c: Include dojump.h.
14937 (expand_small_movmem_or_setmem,
14938 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14940 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14941 if dynamic_check != -1.
14943 2016-01-21 Jeff Law <law@redhat.com>
14945 PR middle-end/69347
14946 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14947 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14948 into dominated_by_p.
14949 (cprop_into_successor_phis): Avoid unnecessary tests.
14951 2016-01-22 Richard Henderson <rth@redhat.com>
14954 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14955 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14957 2016-01-22 Michael Matz <matz@suse.de>
14959 * system.h (string, algorithm): Include only conditionally.
14960 (new): Include always under C++.
14961 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14962 * final.c (toplevel): Ditto.
14963 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14964 * genconditions.c (write_header): Make gencondmd.c define
14966 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14968 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14969 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14971 2016-01-22 Christian Bruel <christian.bruel@st.com>
14974 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14976 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14979 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14980 define_insn_and_split. Ensure operands[1] and operands[0] do not
14981 get assigned the same register.
14983 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14985 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14987 2016-01-22 Christian Bruel <christian.bruel@st.com>
14989 * config/arm/arm-c.c (arm_pragma_target_parse):
14990 Remove warn_builtin_macro_redefined overwrite.
14992 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14994 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14995 flag_non_call_exceptions compatibility.
14997 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15000 * dwarf2out.c (add_child_die_after): New function.
15001 (dwarf_qual_info_t): New type.
15002 (dwarf_qual_info): New variable.
15003 (qualified_die_p): New function.
15004 (modified_type_die): For -fdebug-types-section, ensure
15005 canonical order of qualifiers. Put qualified DIEs adjacent
15006 to the corresponding non-qualified type DIE and search there
15007 for existing qualified DIEs.
15009 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15011 * doc/extend.texi (scalar_storage_order type attribute): Document
15012 restriction on type punning and aliasing, and remove future tense.
15014 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15017 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15020 2016-01-21 Jeff Law <law@redhat.com>
15022 PR middle-end/69347
15023 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15024 useless call to record_temporary_equivalences.
15025 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15026 allocate 10 slots in the bb_path vector and let it grow as needed.
15027 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15030 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15032 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15034 * configure: Regenerate.
15036 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15038 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15039 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15041 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15043 PR middle-end/66178
15044 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15045 drop EXPAND_INITIALIZER.
15046 * rtl.h (contains_symbolic_reference_p): Declare.
15047 * rtlanal.c (contains_symbolic_reference_p): New function.
15048 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15049 a subtraction into a NOT if symbolic constants are involved.
15051 2016-01-21 Anton Blanchard <anton@samba.org>
15052 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15055 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15057 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15060 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15062 * config/microblaze/microblaze.c
15063 (get_branch_target): New.
15064 (insert_wic_for_ilb_runout): New.
15066 (microblaze_machine_dependent_reorg): New.
15067 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15068 * config/microblaze/microblaze.md
15069 (UNSPEC_IPREFETCH): Define.
15070 (iprefetch): New pattern
15071 * config/microblaze/microblaze.opt
15072 (mxl-prefetch): New flag.
15074 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15076 * config/microblaze/microblaze.h
15077 (FIXED_REGISTERS): Update in macro.
15078 (CALL_USED_REGISTERS): Update in macro.
15080 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15082 PR rtl-optimization/68920
15083 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15086 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15088 PR rtl-optimization/68990
15089 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15090 pseudo instead of inheritance ones.
15092 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15093 Nick Clifton <nickc@redhat.com>
15097 * config/mips/mips.c (mips_compute_frame_info): Initialise
15098 args_size and hard_frame_pointer_offset fields of the frame
15099 structure before calling mips_global_pointer.
15101 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15103 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15105 * configure: Regenerate.
15107 2016-01-21 Richard Biener <rguenther@suse.de>
15109 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15111 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15113 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15114 to actually emit the .size directive.
15116 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15117 Jakub Jelinek <jakub@redhat.com>
15121 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15122 args array size by one to avoid buffer overflow.
15124 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15126 * config/s390/s390.md (pool_section_start): Use switch_to_section
15127 to select proper read-only data section instead of hardcoding
15129 (pool_section_end): Use switch_to_section to match the above.
15131 2016-01-21 Richard Biener <rguenther@suse.de>
15133 PR tree-optimization/69378
15134 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15135 (set_ssa_val_to): Use it for dominance checks taking into
15136 account not executable edges.
15138 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15141 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15142 for bitsize instead of GET_MODE_PRECISION (mode).
15144 2016-01-20 Martin Sebor <msebor@redhat.com>
15147 * extend.texi (__sync Builtins): Clarify the semantics of
15148 __sync_fetch_and_OP built-ins on pointers.
15149 (__atomic Builtins): Same.
15151 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15152 Sebastian Pop <s.pop@samsung.com>
15154 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15155 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15156 (is_valid_rename): Same.
15157 (translate_isl_ast_to_gimple::get_rename): Same.
15158 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15159 (translate_isl_ast_to_gimple::rename_uses): Same.
15160 (get_new_name): Check for close_phi nodes.
15161 (copy_loop_phi_args): Use phi_node_kind.
15162 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15163 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15166 Sebastian Pop <s.pop@samsung.com>
15168 Revert commit r229783.
15169 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15170 Remove use of parameter_rename_map.
15171 (copy_def): Remove.
15172 (copy_internal_parameters): Remove.
15173 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15174 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15175 (free_sese_info): Do not free parameter_rename_map.
15176 (set_rename): Do not use parameter_rename_map.
15177 (rename_uses): Update call to set_rename.
15178 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15179 * sese.h (parameter_rename_map_t): Remove.
15180 (struct sese_info_t): Remove field parameter_rename_map.
15182 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15183 Sebastian Pop <s.pop@samsung.com>
15185 * graphite-isl-ast-to-gimple.c: Fix comment.
15186 * graphite-scop-detection.c (defined_in_loop_p): New.
15187 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15188 names defined in loop.
15190 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15191 Sebastian Pop <s.pop@samsung.com>
15193 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15194 Discard unstructured if-then-else regions.
15196 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15197 Sebastian Pop <s.pop@samsung.com>
15199 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15200 (cleanup_loop_iter_dom): Remove.
15201 (build_loop_iteration_domains): Remove.
15202 (build_scop_context): Remove.
15203 (build_scop_iteration_domain): Remove.
15204 (add_loop_constraints): New.
15205 (build_iteration_domains): New.
15206 (build_poly_scop): Call build_iteration_domains.
15208 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15209 Sebastian Pop <s.pop@samsung.com>
15211 * graphite-scop-detection.c
15212 (scop_detection::harmful_loop_in_region): Free dom and loops.
15213 (scop_detection::loop_body_is_valid_scop): Free bbs.
15215 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15216 Sebastian Pop <s.pop@samsung.com>
15218 * graphite-scop-detection.c (record_loop_in_sese): New.
15219 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15220 (build_scops): Remove call to build_sese_loop_nests.
15221 * sese.c (sese_record_loop): Remove.
15222 (build_sese_loop_nests): Remove.
15223 (new_sese_info): Remove region->loops.
15224 (free_sese_info): Same.
15225 * sese.h (sese_contains_loop): Same.
15226 (build_sese_loop_nests): Remove.
15227 (sese_contains_loop): Remove.
15229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15230 Sebastian Pop <s.pop@samsung.com>
15232 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15233 loop_is_valid_in_scop.
15234 (scop_detection::harmful_stmt_in_region): Renamed
15235 harmful_loop_in_region.
15236 Call loop_is_valid_in_scop.
15238 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15239 Sebastian Pop <s.pop@samsung.com>
15241 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15244 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15245 Sebastian Pop <s.pop@samsung.com>
15247 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15248 * graphite.h (struct poly_bb): Remove field is_reduction.
15249 (PBB_IS_REDUCTION): Remove.
15251 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15252 Sebastian Pop <s.pop@samsung.com>
15254 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15255 (add_pdr_constraints): Same.
15256 (scop_get_reads): Same.
15257 (scop_get_must_writes): Same.
15258 (scop_get_may_writes): Same.
15259 (scop_get_original_schedule): Same.
15260 (extend_schedule): Same.
15261 (apply_schedule_on_deps): Same.
15262 (carries_deps): Same.
15263 (compute_deps): Same.
15264 (scop_get_dependences): Same.
15265 * graphite-isl-ast-to-gimple.c
15266 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15267 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15268 (get_schedule_for_band_list): Same.
15269 (get_schedule_map): Same.
15270 (apply_schedule_map_to_scop): Same.
15271 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15272 (build_loop_iteration_domains): Same.
15273 (add_condition_to_pbb): Same.
15274 (add_param_constraints): Same.
15275 (pdr_add_memory_accesses): Same.
15276 (pdr_add_data_dimensions): Same.
15278 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15280 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15283 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15285 * common.opt (feliminate-dwarf2-dups): Replace references to
15286 "DWARF 2" with just "DWARF".
15287 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15288 * doc/extend.texi: Likewise.
15289 * doc/cpp.texi: Likewise.
15290 * doc/invoke.texi: Likewise.
15291 (Option Summary): Add -gdwarf to list of Debugging Options.
15292 (Debugging Options): Document -gdwarf.
15293 * doc/contrib.texi: Spell "DWARF" like that.
15295 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15297 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15298 warning. Fix up formatting.
15300 PR middle-end/67653
15301 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15302 attempt to mark memory input operand addressable and
15303 call prepare_gimple_addressable in that case. Don't adjust
15304 input_location for diagnostics, use error_at instead.
15306 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15308 * config/rs6000/ppc-auxv.h: New file.
15309 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15310 (cpu_is): Likewise.
15311 (cpu_supports): Likewise.
15312 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15313 (cpu_is_info): New variable.
15314 (cpu_supports_info): Likewise.
15315 (tcb_verification_symbol): Likewise.
15316 (cpu_builtin_p): Likewise.
15317 (cpu_expand_builtin): New function.
15318 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15319 (rs6000_init_builtins): Likewise.
15320 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15321 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15322 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15323 * configure: Regenerate.
15324 * config.in: Likewise.
15325 * doc/extend.texi (PowerPC Built-in Functions): Document
15326 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15328 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15331 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15333 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15336 2016-01-20 Richard Henderson <rth@redhat.com>
15342 * tree.c (tm_define_builtin): New.
15343 (find_tm_vector_type): New.
15344 (build_tm_vector_builtins): New.
15345 (build_common_builtin_nodes): Call it.
15347 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15349 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15350 (arm_fp_ok): Likewise.
15351 (arm_fp): Likewise.
15352 (arm_crypto): Likewise.
15354 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15355 Richard Biener <rguenther@suse.de>
15357 PR tree-optimization/69328
15358 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15359 vectors have same number of elements.
15360 (vectorizable_condition): Fix masked version recognition.
15362 2016-01-20 Richard Biener <rguenther@suse.de>
15364 PR tree-optimization/69345
15365 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15366 (VN_INFO_PTR_INFO): Likewise.
15367 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15368 info when it is equal between non-dominating SSA names.
15369 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15370 Make sure to look at original SSA infos.
15372 2016-01-20 Jeff Law <law@redhat.com>
15375 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15377 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15378 (pc_or_label_operand): New predicate.
15379 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15380 tests for small integers that are 2^n - 1.
15382 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15384 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15386 2016-01-19 Jeff Law <law@redhat.com>
15388 PR middle-end/69347
15389 * tree-ssa-threadbackwards.c
15390 (fsm_find_control_statement_thread_paths): Do not try to lookup
15391 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15393 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15395 * doc/lto.texi: Remove text that says only Gold has linker plugin
15398 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15400 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15401 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15402 the DIE accordingly.
15403 (modified_type_die): Add REVERSE parameter and pass it recursively,
15404 as well as to base_type_die. Adjust presence check accordingly.
15405 (base_type_for_mode): Adjust call to modified_type_die.
15406 (add_type_attribute): Add REVERSE parameter and pass it to
15408 (generic_parameter_die): Adjust call to add_type_attribute.
15409 (add_scalar_info): Likewise.
15410 (add_subscript_info): Likewise.
15411 (gen_array_type_die): Likewise.
15412 (gen_descr_array_type_die): Likewise.
15413 (gen_entry_point_die): Likewise.
15414 (gen_enumeration_type_die): Likewise.
15415 (gen_formal_parameter_die): Likewise.
15416 (gen_subprogram_die): Likewise.
15417 (gen_variable_die ): Likewise.
15418 (gen_const_die): Likewise.
15419 (gen_field_die): Likewise.
15420 (gen_pointer_type_die): Likewise.
15421 (gen_reference_type_die): Likewise.
15422 (gen_ptr_to_mbr_type_die): Likewise.
15423 (gen_inheritance_die): Likewise.
15424 (gen_subroutine_type_die): Likewise.
15425 (gen_typedef_die): Likewise.
15426 (force_type_die): Adjust call to modified_type_die.
15428 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15430 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15431 flow throughout the file. Fix broken link to Objective-C 2.0
15433 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15436 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15438 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15440 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15443 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15444 (maybe_record_node): Record cxa_pure_virtual as the only possible
15445 target if there are not ohter candidates.
15446 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15448 2016-01-19 Richard Biener <rguenther@suse.de>
15450 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15451 (get_memory_order): Likewise.
15453 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15455 * tree-vect-stmts.c (vectorizable_store): Check
15458 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15461 * gcc.c (driver::decode_argv): Add call to
15462 init_opts_obstack before init_options_struct.
15463 * opts.c (init_opts_obstack): Remove idempotency.
15464 (init_options_struct): Replace call to init_opts_obstack
15465 with a gcc_assert to verify that it has already been called.
15466 * toplev.c (toplev::main): Add call to init_opts_obstack before
15467 calls to init_options_struct.
15468 (toplev::finalize): Move cleanup of opts_obstack next to
15469 cleanup of save_decoded_options, clearing the latter, and
15470 save_decoded_options_count.
15472 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15475 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15476 attribute to unconditional. Remove %? from output template.
15478 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15479 Jiong Wang <jiong.wang@arm.com>
15481 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15482 generated from different expand order.
15484 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15486 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15487 Add support for CCMP costing.
15489 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15491 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15492 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15493 (fccmpe<mode>): Likewise.
15494 (fcmp): Rename to fcmp and globalize pattern.
15496 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15497 (aarch64_gen_ccmp_next): Add FP support.
15499 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15501 * target.def (gen_ccmp_first): Update documentation.
15502 (gen_ccmp_next): Likewise.
15503 * doc/tm.texi (gen_ccmp_first): Update documentation.
15504 (gen_ccmp_next): Likewise.
15505 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15506 expand_ccmp_expr_1. Improve comments.
15507 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15508 (ccmp_ior<mode>): Remove pattern.
15509 (cmp<mode>): Remove expand.
15510 (cmp): Globalize pattern.
15511 (cstorecc4): Use cc_register.
15512 (mov<mode>cc): Remove ccmp_cc_register check.
15513 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15514 Simplify after removal of CC_DNE/* modes.
15515 (aarch64_ccmp_mode_to_code): Remove.
15516 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15517 In 'k' case use integer as condition.
15518 (aarch64_nzcv_codes): Remove inverted cases.
15519 (aarch64_code_to_ccmode): Remove.
15520 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15521 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15522 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15523 pattern. Return the comparison with CC register. Invert conditions
15524 when bitcode is OR.
15525 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15526 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15528 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15530 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15531 instrumented_version.
15533 2016-01-19 Richard Biener <rguenther@suse.de>
15535 PR tree-optimization/69336
15536 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15537 handled components with get_ref_base_and_extent.
15538 (equal_mem_array_ref_p): Adjust.
15540 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15543 * shrink-wrap.c: Include valtrack.h.
15544 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15545 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15546 in between insn and where it will be moved to. Call
15547 dead_debug_insert_temp.
15548 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15549 first and dead_debug_local_finish at the end.
15550 For uses and defs bitmap, handle all regs in between REGNO and
15551 END_REGNO, not just the first one.
15553 2016-01-19 Richard Biener <rguenther@suse.de>
15555 PR tree-optimization/69352
15556 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15557 (equal_mem_array_ref_p): Constrain size and max size properly.
15558 Compare the reverse flag.
15560 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15562 * ira.c (ira): Update regstat data if we deleted insns.
15564 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15566 PR rtl-optimization/68955
15567 PR rtl-optimization/64557
15568 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15569 here. Fix up formatting.
15570 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15572 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15575 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15576 assume that the node has body.
15577 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15580 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15582 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15585 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15587 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15588 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15590 2016-01-19 Martin Jambor <mjambor@suse.cz>
15591 Martin Liska <mliska@suse.cz>
15592 Michael Matz <matz@suse.de>
15594 * Makefile.in (OBJS): Add new source files.
15595 (GTFILES): Add hsa.c.
15596 * common.opt (disable_hsa): New variable.
15597 (-Whsa): New warning.
15598 * config.in (ENABLE_HSA): New.
15599 * configure.ac: Treat hsa differently from other accelerators.
15600 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15601 $enable_offloading.
15602 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15603 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15604 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15605 --with-hsa-kmt-lib.
15606 * doc/invoke.texi (-Whsa): Document.
15607 (hsa-gen-debug-stores): Likewise.
15608 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15609 to invoke offload compiler for hsa acclerator.
15610 * opts.c (common_handle_option): Determine whether HSA offloading
15611 should be performed.
15612 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15613 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15614 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15615 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15616 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15617 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15618 GF_OMP_FOR_KIND_GRID_LOOP.
15619 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15620 (pp_gimple_stmt_1): Likewise.
15621 * gimple-walk.c (walk_gimple_stmt): Likewise.
15622 * gimple.c (gimple_build_omp_grid_body): New function.
15623 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15624 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15625 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15626 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15627 GF_OMP_TEAMS_GRID_PHONY.
15628 (gimple_statement_omp_single_layout): Updated comments.
15629 (gimple_build_omp_grid_body): New function.
15630 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15631 (gimple_omp_for_grid_phony): New function.
15632 (gimple_omp_for_set_grid_phony): Likewise.
15633 (gimple_omp_parallel_grid_phony): Likewise.
15634 (gimple_omp_parallel_set_grid_phony): Likewise.
15635 (gimple_omp_teams_grid_phony): Likewise.
15636 (gimple_omp_teams_set_grid_phony): Likewise.
15637 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15638 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15639 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15640 (BUILT_IN_GOMP_TARGET): Updated type.
15641 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15642 (adjust_for_condition): New function.
15643 (get_omp_for_step_from_incr): Likewise.
15644 (extract_omp_for_data): Moved parts to adjust_for_condition and
15645 get_omp_for_step_from_incr.
15646 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15647 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15648 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15649 (scan_omp_parallel): Do not create child functions for phony
15651 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15652 (scan_omp_1_op): Checking assert we are not remapping to
15653 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15654 (parallel_needs_hsa_kernel_p): New function.
15655 (expand_parallel_call): Register apprpriate parallel child
15656 functions as HSA kernels.
15657 (grid_launch_attributes_trees): New type.
15658 (grid_attr_trees): New variable.
15659 (grid_create_kernel_launch_attr_types): New function.
15660 (grid_insert_store_range_dim): Likewise.
15661 (grid_get_kernel_launch_attributes): Likewise.
15662 (get_target_argument_identifier_1): Likewise.
15663 (get_target_argument_identifier): Likewise.
15664 (get_target_argument_value): Likewise.
15665 (push_target_argument_according_to_value): Likewise.
15666 (get_target_arguments): Likewise.
15667 (expand_omp_target): Call get_target_arguments instead of looking
15668 up for teams and thread limit.
15669 (grid_expand_omp_for_loop): New function.
15670 (grid_arg_decl_map): New type.
15671 (grid_remap_kernel_arg_accesses): New function.
15672 (grid_expand_target_kernel_body): New function.
15673 (expand_omp): Call it.
15674 (lower_omp_for): Do not emit phony constructs.
15675 (lower_omp_taskreg): Do not emit phony constructs but create for them
15676 a temporary variable receiver_decl.
15677 (lower_omp_taskreg): Do not emit phony constructs.
15678 (lower_omp_teams): Likewise.
15679 (lower_omp_grid_body): New function.
15680 (lower_omp_1): Call it.
15681 (grid_reg_assignment_to_local_var_p): New function.
15682 (grid_seq_only_contains_local_assignments): Likewise.
15683 (grid_find_single_omp_among_assignments_1): Likewise.
15684 (grid_find_single_omp_among_assignments): Likewise.
15685 (grid_find_ungridifiable_statement): Likewise.
15686 (grid_target_follows_gridifiable_pattern): Likewise.
15687 (grid_remap_prebody_decls): Likewise.
15688 (grid_copy_leading_local_assignments): Likewise.
15689 (grid_process_kernel_body_copy): Likewise.
15690 (grid_attempt_target_gridification): Likewise.
15691 (grid_gridify_all_targets_stmt): Likewise.
15692 (grid_gridify_all_targets): Likewise.
15693 (execute_lower_omp): Call grid_gridify_all_targets.
15694 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15695 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15696 (tree_omp_clause): Added union field dimension.
15697 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15698 * tree.c (omp_clause_num_ops): Added number of arguments of
15699 OMP_CLAUSE__GRIDDIM_.
15700 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15701 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15702 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15703 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15704 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15705 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15706 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15707 * tree-pass.h (make_pass_gen_hsail): Declare.
15708 (make_pass_ipa_hsa): Likewise.
15709 * ipa-hsa.c: New file.
15710 * lto-section-in.c (lto_section_name): Add hsa section name.
15711 * lto-streamer.h (lto_section_type): Add hsa section.
15712 * timevar.def (TV_IPA_HSA): New.
15713 * hsa-brig-format.h: New file.
15714 * hsa-brig.c: New file.
15715 * hsa-dump.c: Likewise.
15716 * hsa-gen.c: Likewise.
15719 * toplev.c (compile_file): Call hsa_output_brig.
15720 * hsa-regalloc.c: New file.
15722 2016-01-18 Jeff Law <law@redhat.com>
15724 PR tree-optimization/69320
15725 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15726 ranged object, do nothing if the RHS constant is not [0..1].
15727 (optimize_stmt): Comparing a boolean ranged object against a
15728 constant outside [0..1] results in a compile-time constant.
15730 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15733 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15735 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15736 (Option Summary): Update to reflect new section and moved options.
15737 (C++ Dialect Options): Move -fstats to new section.
15738 (Debugging Options): Move all dump, statistics, and other GCC
15739 developer options to new section. Rewrite section introduction
15740 and re-order remaining options to put the more basic ones first.
15741 (Optimization Options): Move -fira-verbose and -flto-report* to
15743 (Developer Options): New section incorporating moved options.
15744 * doc/cppopts.texi (-dM): Update cross-reference.
15746 2016-01-18 Richard Henderson <rth@redhat.com>
15749 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15750 operands to pseudo only if CSE is expected. Split long immediate
15751 operands only after reload, and for the stack pointer.
15752 (*add<GPI>3_pluslong): Remove.
15753 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15754 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15755 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15756 (*add<GPI>3 peepholes): New.
15757 (*add<GPI>3 splitters): New.
15758 * config/aarch64/constraints.md (Upl): New.
15759 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15761 2016-01-18 Richard Biener <rguenther@suse.de>
15763 PR tree-optimization/69297
15764 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15766 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15768 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15770 PR middle-end/68542
15771 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15772 of mixind vector and scalar types.
15773 (fold_relational_const): Add handling of vector
15774 comparison with boolean result.
15775 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15776 comparison of vector operands with boolean result for EQ/NE only.
15777 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15778 (verify_gimple_cond): Likewise.
15779 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15782 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15784 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15787 2016-01-18 Richard Biener <rguenther@suse.de>
15789 PR middle-end/69308
15790 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15792 2016-01-18 Tom de Vries <tom@codesourcery.com>
15794 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15796 2016-01-18 Tom de Vries <tom@codesourcery.com>
15798 * omp-low.c (set_oacc_fn_attrib): Make extern.
15799 * omp-low.h (set_oacc_fn_attrib): Declare.
15800 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15801 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15802 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15803 Add and handle function parameter oacc_kernels_p.
15804 (find_reduc_addr, get_omp_data_i_param): New function.
15805 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15806 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15807 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15808 Calculate dominance info. Skip loops that are not in a kernels region
15809 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15810 (pass_parallelize_loops::execute): Call parallelize_loops with
15811 oacc_kernels_p argument.
15812 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15813 New member function.
15814 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15815 * passes.def: Add argument to pass_parallelize_loops instantation.
15817 2016-01-18 Tom de Vries <tom@codesourcery.com>
15819 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15820 pass_parallelize_loops to be run outside the loop pipeline.
15822 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15824 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15825 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15827 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15830 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15831 using get_ref_base_and_extent.
15832 (equal_mem_array_ref_p): New.
15833 (hashable_expr_equal_p): Add call to previous.
15835 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15838 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15839 (sra_initialize): Allocate disqualified_constants.
15840 (sra_deinitialize): Free disqualified_constants.
15841 (disqualify_candidate): Update disqualified_constants when appropriate.
15842 (create_access): Scan for constant-pool entries as we go along.
15843 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15844 (maybe_add_sra_candidate): Allow constant-pool entries.
15845 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15846 (initialize_constant_pool_replacements): New.
15847 (sra_modify_assign): Avoid mangling assignments created by previous,
15848 and don't generate writes into constant pool.
15849 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15851 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15853 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15854 andnot instruction.
15855 (scalar_chain::convert_op): Likewise.
15856 * config/i386/i386.md (*andndi3_doubleword): New.
15858 2016-01-18 Richard Biener <rguenther@suse.de>
15860 PR tree-optimization/69170
15861 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15862 building a vector from scalar results of a pattern stmt.
15864 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15866 * haifa-sched.c (autopref_multipass_init): Work around
15867 -Wmaybe-uninitialized warning.
15869 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15871 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15872 against the constant 0.
15874 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15876 PR tree-optimization/68799
15877 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15878 look up phi candidates in the statement-candidate map.
15879 (phi_add_costs): Likewise.
15880 (record_phi_increments): Likewise.
15881 (phi_incr_cost): Likewise.
15882 (ncd_with_phi): Likewise.
15883 (all_phi_incrs_profitable): Likewise.
15885 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15887 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15888 -Wmaybe-uninitialized warning.
15890 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15892 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15893 (Option Summary): Update to reflect new section and moved options.
15894 (C++ Dialect Options): Move -fvtable-verify and related options.
15895 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15896 and profiling-related options.
15897 (Optimization Options): Move profile generation options and
15898 -fstack-protector and related options.
15899 (Instrumentation Options): New section incorporating moved options.
15900 (Code Generation Options): Move -finstrument-functions and
15901 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15903 2016-01-16 Tom de Vries <tom@codesourcery.com>
15905 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15907 2016-01-16 Tom de Vries <tom@codesourcery.com>
15909 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15911 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15913 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15914 that checks whether the table is already empty. Rename the
15915 original implementation to...
15916 (hash_table::empty_slot): ...this new private function.
15918 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15920 PR diagnostic/68899
15921 * diagnostic-show-locus.c (layout::print_source_line): Move x
15922 offset of line until after call to
15923 get_line_width_without_trailing_whitespace.
15925 2016-01-15 Jeff Law <law@redhat.com>
15927 PR tree-optimization/69270
15928 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15929 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15930 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15931 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15932 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15933 ssa_name_has_boolean_range and constant_boolean_node.
15935 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15937 PR rtl-optimization/69030
15938 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15940 (spill_pseudos): Delete debug insn for dead pseudo.
15941 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15943 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15945 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15947 (TYPES_UNOPUS): Likewise.
15948 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15949 builtin type, from UNOP to UNOPUS.
15950 (lbtruncuv4sf): Likewise.
15951 (lbtruncuv2df): Likewise.
15952 (lrounduv2sf): Likewise.
15953 (lrounduv4sf): Likewise.
15954 (lrounduv2df): Likewise.
15955 (lroundusf): Likewise.
15956 (lroundusf): Likewise.
15957 (lceiluv2sf): Likewise.
15958 (lceiluv4sf): Likewise.
15959 (lceiluv2df): Likewise.
15960 (lceilusf): Likewise.
15961 (lceiludf): Likewise.
15962 (lflooruv2sf): Likewise.
15963 (lflooruv4sf): Likewise.
15964 (lflooruv2df): Likewise.
15965 (lfloorusf): Likewise.
15966 (lfloorudf): Likewise.
15967 (lfrintnuv2sf): Likewise.
15968 (lfrintnuv4sf): Likewise.
15969 (lfrintnuv2df): Likewise.
15970 (lfrintnusf): Likewise.
15971 (lfrintnudf): Likewise.
15972 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15974 (vcvtq_u32_f32): Likewise.
15975 (vcvtq_u64_f64): Likewise.
15976 (vcvta_u32_f32): Likewise.
15977 (vcvtaq_u32_f32): Likewise.
15978 (vcvtaq_u64_f64): Likewise.
15979 (vcvtm_u32_f32): Likewise.
15980 (vcvtmq_u32_f32): Likewise.
15981 (vcvtmq_u64_f64): Likewise.
15982 (vcvtn_u32_f32): Likwise.
15983 (vcvtnq_u32_f32): Likewise.
15984 (vcvtnq_u64_f64): Likewise.
15985 (vcvtp_u32_f32): Likewise.
15986 (vcvtpq_u32_f32): Likewise.
15987 (vcvtpq_u64_f64): Likewise.
15988 (vcvtmd_u64_f64): Likewise.
15989 (vcvtms_u32_f32): Likewise.
15990 (vcvtad_u64_f64): Likewise.
15991 (vcvtas_u32_f32): Likewise.
15992 (vcvtnd_u64_f64): Likewise.
15993 (vcvtns_u32_f32): Likewise.
15994 (vcvtpd_u64_f64): Likewise.
15995 (vcvtps_u32_f32): Likewise.
15997 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15999 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16000 CSEL of zero_extended registers.
16002 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16004 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16005 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16007 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16009 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16010 false when argument string is not found in the attributes table
16013 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16016 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16017 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16018 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16019 precision estimate.
16021 2016-01-15 Richard Biener <rguenther@suse.de>
16023 PR tree-optimization/66856
16024 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16025 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16026 (vect_create_new_slp_node): Increment stmt reference count.
16027 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16028 an SLP tree before swapping operands.
16029 (vect_build_slp_tree): Likewise.
16030 (destroy_bb_vec_info): Free stmt info after SLP instances.
16031 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16032 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16033 (STMT_VINFO_NUM_SLP_USES): New macro.
16035 2016-01-15 Richard Biener <rguenther@suse.de>
16038 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16039 (add_linkage_name): ... here.
16040 (gen_typedef_die): Use add_linkage_name_raw instead of
16041 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16044 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16046 * gimplify.c (oacc_default_clause): Decode reference and pointer
16047 types for both kernels and parallel regions.
16049 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16051 PR middle-end/69246
16052 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16054 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16056 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16057 (convert_scalars_to_vector): Likewise.
16059 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16061 * doc/extend.texi (Type Traits): Fix grammar.
16063 2016-01-15 Martin Jambor <mjambor@suse.cz>
16065 * tree-inline.c (remap_decl): Use existing dclarations if
16066 remapping a type and prevent_decl_creation_for_types.
16067 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16068 decls first. Do real remapping with
16069 prevent_decl_creation_for_types set.
16070 * tree-inline.h (copy_body_data): New field
16071 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16074 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16076 * config/s390/s390.opt (mmvcle): More verbose help text.
16078 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16080 * config/s390/s390.opt: Add period to -mzvector option text.
16082 2016-01-15 Richard Biener <rguenther@suse.de>
16084 PR tree-optimization/68961
16085 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16086 of invariants in stores again.
16088 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16090 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16092 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16094 * config/i386/i386.c (ix86_expand_branch): Don't split
16095 DI mode xor instruction to SI mode.
16097 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16100 * ipa-icf.c (sem_function::merge): Virtual functions may become
16101 reachable even if they address is not taken and there are no
16104 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16106 * lto-streamer-out.c (subtract_estimated_size): New function.
16107 (get_symbol_initial_value): Use it.
16109 2016-01-15 Christian Bruel <christian.bruel@st.com>
16112 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16113 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16114 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16115 use add_builtin_function_ext_scope instead of add_builtin_function.
16116 (neon_set_p, neon_crypto_set_p): Remove.
16117 (arm_init_builtins): Always call arm_init_neon_builtins and
16118 arm_init_crypto_builtins.
16119 (arm_expand_builtin): Check that builtins are allowed for the arch.
16120 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16121 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16122 arm_init_neon_builtins call.
16124 2016-01-15 Richard Biener <rguenther@suse.de>
16126 PR tree-optimization/69117
16127 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16128 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16129 of the leader conservatively.
16130 (free_scc_vn): Restore original SSA name infos.
16132 2016-01-14 Jeff Law <law@redhat.com>
16134 PR tree-optimization/69270
16135 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16136 single bit of precision, verify it's also unsigned.
16137 (record_edge_info): Use constant_boolean_node rather than fold_convert
16138 to convert boolean_true/boolean_false to the right type.
16140 2016-01-14 Richard Henderson <rth@redhat.com>
16143 * loop-doloop.c (record_reg_sets): New.
16144 (doloop_optimize): Reject the transform if the sequence
16145 clobbers registers live at the end of the loop block.
16146 (doloop_optimize_loops): Enable df_live if needed.
16148 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16150 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16151 * config/rs6000/rs6000.c: Likewise.
16152 * config/rs6000/rs6000.h: Likewise.
16153 * config/rs6000/rs6000.md: Likewise.
16154 * doc/extend.texi: Likewsie.
16156 2016-01-14 Jeff Law <law@redhat.com>
16158 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16161 2016-01-14 Richard Henderson <rth@redhat.com>
16165 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16166 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16167 instead of builtin_decl_declared_p to test for declaration.
16169 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16171 * doc/loop.texi (Loop Analysis and Representation): Document
16172 loop_depth function.
16174 2016-01-14 Tom de Vries <tom@codesourcery.com>
16176 PR tree-optimization/68773
16177 * omp-low.c (expand_omp_target): Don't set force_output.
16178 * varpool.c (varpool_node::get_create): Same.
16179 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16180 offload_funcs with force_output.
16182 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16185 * lra-eliminations.c (move_plus_up): Don't change anything if either
16186 the outer or inner subreg mode is not MODE_INT.
16187 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16188 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16190 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16192 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16193 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16194 reduc_uplus_@var{m}): Remove.
16195 * expr.c (expand_expr_real_2): Remove expansion path for
16196 reduc_[us](min|max|plus) optabs.
16197 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16198 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16199 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16200 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16201 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16202 reduc_[us](min|max|plus) optabs.
16204 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16206 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16207 (reduc_plus_scal_v2sf): New.
16208 (reduc_smax_v2sf): Rename to...
16209 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16210 (reduc_smin_v2sf): Rename to...
16211 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16213 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16215 * alias.c (compare_base_symbol_refs): New function.
16216 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16219 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16221 PR middle-end/68146
16222 PR tree-optimization/69155
16223 * tree-complex.c: Include cfganal.h.
16224 (phis_to_revisit): New variable.
16225 (extract_component): Add phiarg_p argument. Assert that returned
16226 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16227 (update_phi_components): Partly rewrite to use loop over real/imag
16228 components instead of code duplication. If extract_component returns
16229 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16230 create_tmp_reg into the PHI node instead, and mention the phi triplet
16231 in phis_to_revisit.
16232 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16233 in phis_to_revisit at the end.
16235 2016-01-14 Richard Biener <rguenther@suse.de>
16237 PR tree-optimization/68060
16238 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16239 outer loop reduction is only used in the inner loop before
16240 detecting a double reduction.
16242 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16245 * combine.c (expand_field_assignment): Punt if compute_mode is
16246 unsupported scalar mode.
16248 2016-01-14 Richard Biener <rguenther@suse.de>
16250 PR tree-optimization/66856
16251 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16252 SLP node only if it built successfully.
16253 (vect_analyze_slp_instance): Adjust.
16255 2016-01-14 Jeff Law <law@redhat.com>
16257 PR tree-optimization/69270
16258 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16259 (record_edge_info): Use it. Convert boolean_{true,false}_node
16260 to the type of op0.
16262 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16265 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16266 use block_ultimate_origin
16267 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16269 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16271 * doc/invoke.texi (Submodel Options): Rename section to
16272 "Machine-Dependent Options" to better reflect its content.
16273 Rewrite introductory text to remove archaic CPU names.
16276 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16278 * doc/invoke.texi (Code Gen Options): Move section up in file,
16279 before target-specific options. Update menu and option summary
16280 to reflect the new section ordering.
16282 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16284 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16285 (C++ Dialect Options): Add cross-reference to -std option.
16286 * doc/standards.texi (C++ Language): Document C++14 support.
16288 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16290 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16291 for pack/unpack functions for __ibm128.
16292 (PACK_IF): Likewise.
16293 (UNPACK_IF): Likewise.
16295 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16296 support for __ibm128 pack/unpack functions.
16297 (rs6000_invalid_builtin): Likewise.
16298 (rs6000_init_builtins): Likewise.
16299 (rs6000_opt_masks): Likewise.
16301 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16302 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16304 (RS6000_BTM_COMMON): Likewise.
16306 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16307 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16308 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16309 128-bit floating point. Add support for the double values to be
16310 in Altivec registers for TF/IF packing and unpacking, but restrict
16311 TD packing sub-fields to be FPR registers. Don't allow overlapped
16312 register support for packing. Allow pack inputs to be memory
16313 locations. Don't build generator functions for unpack<mode>_dm
16314 and unpack<mode>_nodm.
16315 (unpack<mode>_dm): Likewise.
16316 (unpack<mode>_nodm): Likewise.
16317 (pack<mode>): Likewise.
16319 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16320 built-in functions to pack/unpack explicit __ibm128 values.
16321 (__builtin_unpack_ibm128): Likewise.
16323 * doc/extend.texi (PowerPC Built-in Functions): Document
16324 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16326 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16329 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16330 Add new arg loc and pass it down as context.
16331 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16332 to the location to use for the warning.
16333 (check_function_arguments): New arg loc. All callers changed. Pass
16334 it to check_function_nonnull.
16335 * c-common.h (check_function_arguments): Adjust declaration.
16337 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16339 PR tree-optimization/69156
16340 * gimple.c (validate_type): Removed.
16341 (gimple_builtin_call_types_compatible_p): Use
16342 useless_type_conversion_p instead of validate_type.
16343 * value-prof.c (gimple_stringop_fixed_value): Fold
16344 icall_size to correct type.
16346 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16348 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16351 2016-01-13 Richard Henderson <rth@redhat.com>
16354 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16355 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16356 (ix86_builtin_tm_store): Remove.
16357 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16358 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16359 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16360 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16361 * doc/tm.texi: Rebuild.
16363 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16364 (BUILT_IN_TM_MEMCPY_RTWN): New.
16365 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16366 fallback from vector to integer helpers.
16367 (build_tm_load): Handle vector types directly, instead of
16369 (build_tm_store): Likewise.
16370 (expand_assign_tm): Prepare for register types not handled by
16371 the above. Copy them to memory and use memcpy.
16372 * tree.c (tm_define_builtin): New.
16373 (find_tm_vector_type): New.
16374 (build_tm_vector_builtins): New.
16375 (build_common_builtin_nodes): Call it.
16377 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16379 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16380 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16382 2016-01-13 Tom de Vries <tom@codesourcery.com>
16384 PR tree-optimization/69169
16385 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16386 handled_struct_type param.
16387 (create_variable_info_for, intra_create_variable_infos): Call
16388 create_variable_info_for_1 with extra arg.
16390 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16392 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16393 and "armv8.1-a+crc" entries.
16395 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16398 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16399 Change first operand predicate from register_or_constm1_operand
16400 to register_operand.
16401 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16402 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16403 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16404 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16405 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16406 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16407 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16408 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16409 comparison with constm1_rtx from vec_prefetch_gen part.
16411 2016-01-13 Richard Biener <rguenther@suse.de>
16413 PR tree-optimization/69013
16414 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16415 Exchange assert for a test.
16417 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16420 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16422 2016-01-13 Richard Biener <rguenther@suse.de>
16424 PR tree-optimization/69242
16425 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16426 assert with a check.
16428 2016-01-13 Richard Biener <rguenther@suse.de>
16430 PR tree-optimization/69186
16431 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16432 Properly guard vect_update_misalignment_for_peel call.
16434 2016-01-12 Jeff Law <law@redhat.com>
16436 PR tree-optimization/pr67755
16437 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16438 "need_profile_correction".
16439 (thread_block_1): Initialize new field to false by default. If we
16440 have multiple thread paths through a common joiner to different
16441 final targets, then set new field to true.
16442 (compute_path_counts): Only do count adjustment when it's really
16445 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16447 * doc/invoke.texi (Spec Files): Move section down in file, past
16448 all command-line option descriptions.
16450 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16452 PR middle-end/54809
16453 * doc/gty.texi: Remove documentation of mark_hook.
16454 * gengtype.c (struct write_types_data): Remove code to support
16455 mark_hook attribute.
16456 (walk_type): Likewise.
16457 (write_func_for_structure): Likewise.
16459 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16461 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16462 Directory Options, and -specs= to Overall Options.
16463 (Overall Options): Adjust similarly. Reorder to group related
16464 options together. Make -specs= cross-reference the spec file details.
16465 (Directory Options): Adjust similarly.
16467 2016-01-12 Jeff Law <law@redhat.com>
16469 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16471 2016-01-12 Olivier Hainque <hainque@adacore.com>
16473 * gcc.c (spec_undefvar_allowed): New global.
16474 (process_command): Set to true when running for --version or --help,
16476 (getenv_spec_function): When the variable is not defined, use the
16477 variable name as the variable value if we're allowed not to issue
16480 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16482 PR tree-optimization/68911
16483 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16484 information computed for expression "init + nit * step".
16486 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16488 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16489 about name of GCC executable. Remove deleted node from menu.
16490 (Directory Options) <-B>: Remove cross-reference to deleted node.
16491 (Target Options): Delete section.
16493 2016-01-12 Christian Bruel <christian.bruel@st.com>
16496 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16497 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16499 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16502 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16503 aligned_mem is properly set for AVX512-VL floating point masked
16507 * ifcvt.c (cond_exec_process_if_block): When removing the last
16508 insn from then_bb, remove also any possible barriers that follow it.
16510 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16515 (PTRDIFF_TYPE): Likewise.
16516 (WCHAR_TYPE): Likewise.
16517 (WCHAR_TYPE_SIZE): Likewise.
16518 (STDINT_LONG32): Likewise.
16520 2016-01-12 Richard Biener <rguenther@suse.de>
16522 PR tree-optimization/69053
16523 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16524 convert initial value for cond reductions.
16526 2016-01-12 Richard Biener <rguenther@suse.de>
16528 PR tree-optimization/69007
16529 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16530 widen_sum after dot_prod and sad.
16532 2016-01-12 Richard Biener <rguenther@suse.de>
16534 PR tree-optimization/69168
16535 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16536 pattern stmt SLP type.
16537 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16538 end up unused so cope with that case.
16540 2016-01-12 Richard Biener <rguenther@suse.de>
16542 PR tree-optimization/69157
16543 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16544 stmts def type only during analyze phase.
16545 (vectorizable_call): Likewise.
16546 (vectorizable_simd_clone_call): Likewise.
16547 (vectorizable_conversion): Likewise.
16548 (vectorizable_assignment): Likewise.
16549 (vectorizable_shift): Likewise.
16550 (vectorizable_operation): Likewise.
16551 (vectorizable_store): Likewise.
16552 (vectorizable_load): Likewise.
16554 2016-01-12 Richard Biener <rguenther@suse.de>
16556 PR tree-optimization/69174
16557 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16559 (vectorizable_load): Properly compute the number of loads needed
16560 for permuted strided SLP loads and do not spuriously assign
16561 to SLP_TREE_VEC_STMTS.
16563 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16565 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16566 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16567 (MD_EXEC_PREFIX): Remove.
16568 (MD_STARTFILE_PREFIX) Removee.
16569 (FILE_NAME_ABSOLUTE_P): Remove.
16570 (CPP_SPEC): Do not read macros from sys/version.h.
16571 (LINK_COMMAND_SPEC): Remove.
16572 (LOCAL_INCLUDE_DIR): Remove.
16573 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16574 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16575 (POST_LINK_SPEC): Define to invoke stubify after linker
16576 (LIBSTDCXX): Remove define
16577 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16578 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16579 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16580 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16581 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16582 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16583 (i386_djgpp_asm_named_section): Add propotype of new procedure
16585 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16586 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16587 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16588 in config/i386/djgpp.h).
16589 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16590 STANDARD_STARTFILE_PREFIX_1.
16591 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16592 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16593 installation errors.
16594 (MAX_OFILE_ALIGNMENT): Define to 128.
16595 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16597 * config/i386/djgpp.c: New file. Add implementation of
16598 i386_djgpp_asm_named_section.
16600 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16602 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16603 Add rule for building djgpp.o.
16605 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16607 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16608 (rtx_is_swappable_p): Reductions are swappable.
16609 (insn_is_swappable_p): V2DF reductions are swappable.
16611 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16613 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16614 reloads for other unsupported memory operands.
16616 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16617 Jim Wilson <jim.wilson@linaro.org>
16620 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16621 copy_to_mode_reg instead of force_reg.
16623 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16626 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16627 TARGET_80387 is true.
16629 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16632 * lra-eliminations.c (move_plus_up): Only move plus up
16633 if subreg of the constant can be simplified into constant
16634 and use the simplified subreg of the constant instead of
16635 the original constant.
16637 * fold-const.c (fold_convertible_p): Don't return true
16638 for conversion of VECTOR_TYPE to same sized integral type.
16639 (fold_convert_loc): Fix up formatting. Fold conversion of
16640 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16641 instead of NOP_EXPR.
16643 PR tree-optimization/69214
16644 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16645 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16648 PR tree-optimization/69207
16649 * tree-vect-slp.c (vect_get_constant_vectors): For
16650 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16651 fold_convertible_p to vector_type's element type, and always
16652 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16654 2016-01-11 Richard Biener <rguenther@suse.de>
16656 PR tree-optimization/69173
16657 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16658 fixup the cycle if all stmts are in a pattern.
16660 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16662 PR middle-end/68999
16663 * alias.c (base_alias_check): Move check for addresses with
16664 alignment ANDs before the call for compare_base_decls.
16665 (memrefs_conflict_p): Return -1 for different decls
16666 that went through alignment adjustments.
16668 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16670 PR rtl-optimization/68796
16671 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16672 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16673 and QImode comparisons against zero with CC_NZmode.
16674 * config/aarch64/iterators.md (short_mask): New mode_attr.
16676 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16678 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16679 (<avx512>_store<mode>_mask): Likewise.
16681 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16682 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16684 PR rtl-optimization/68841
16685 * ifcvt.c (struct noce_if_info): Add orig_x field.
16686 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16687 Don't record conflicts on to_rename if it's present.
16688 Allow memory destinations in sets.
16689 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16690 blocks, passing orig_x to the checks.
16691 (noce_process_if_block): Set if_info->orig_x appropriately.
16693 2016-01-11 Tom de Vries <tom@codesourcery.com>
16695 PR tree-optimization/69069
16696 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16698 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16700 PR rtl-optimization/68920
16701 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16702 of conditional moves for RTL if-conversion to 1 for
16703 TARGET_ONE_IF_CONV_INSN.
16704 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16705 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16706 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16707 parameter to restirct number of conditional moves for
16709 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16710 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16713 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16716 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16717 onepart vars. Fix typo in comment. Fix reversed condition in
16719 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16722 * var-tracking.c (dump_onepart_variable_differences): New.
16723 (dataflow_set_different): If a detailed dump is requested,
16724 delay early returns and dump differences between onepart
16725 variables present before and after, and added variables.
16727 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16730 * expr.c (expand_expr_real_1): For boolean vector constants
16731 with a scalar mode use const_scalar_mask_from_tree.
16732 (const_scalar_mask_from_tree): New.
16733 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16734 assigned to a mask type to handle constants.
16736 2016-01-11 Martin Jambor <mjambor@suse.cz>
16739 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16740 useless parameters if we cannot change function signature.
16742 2016-01-11 Martin Jambor <mjambor@suse.cz>
16745 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16748 2016-01-11 Tom de Vries <tom@codesourcery.com>
16750 PR tree-optimization/69109
16751 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16754 2016-01-11 Tom de Vries <tom@codesourcery.com>
16756 PR tree-optimization/69108
16757 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16758 res is not used in a phi.
16760 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16763 * common.opt (frandom-seed): Fix parameter name.
16764 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16766 2016-01-11 Tom de Vries <tom@codesourcery.com>
16768 PR tree-optimization/69058
16769 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16772 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16774 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16775 (mcode-density): Likewise.
16777 2016-01-10 Tom de Vries <tom@codesourcery.com>
16779 PR tree-optimization/69062
16780 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16781 (parallelize_loops): Don't paralelize loop that has phi with address
16784 2016-01-10 Tom de Vries <tom@codesourcery.com>
16786 PR tree-optimization/69039
16787 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16790 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16792 PR middle-end/68743
16793 * match.pd: Require target has function_c99_misc before doing
16794 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16796 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16798 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16800 * configure: Regenerate.
16802 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16804 PR middle-end/50865
16805 PR tree-optimization/69097
16806 * fold-const.h (expr_not_equal_to): New prototype.
16807 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16808 (expr_not_equal_to): New function.
16809 * match.pd (X % -Y is the same as X % Y): Don't optimize
16810 unless X is known not to be equal to minimum or Y is known
16811 not to be equal to -1.
16812 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16813 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16814 (simplify_stmt_using_ranges): Adjust caller.
16815 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16816 substitute_and_fold.
16818 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16820 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16823 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16825 PR tree-optimization/69167
16826 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16827 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16829 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16831 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16832 Richard Biener <rguenther@suse.de>
16834 PR tree-optimization/68707
16835 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16836 instances that can be handled via vect_load_lanes.
16838 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16840 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16841 if we can't determine address equivalence.
16842 * alias.c (compare_base_decl): Update for changed return value of
16843 symtab_node::equal_address_to.
16845 2016-01-08 Jason Merrill <jason@redhat.com>
16849 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16850 * expr.c (store_field): Not here.
16851 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16852 call with TREE_ADDRESSABLE type.
16853 * tree-cfg.c (verify_gimple_call): Adjust.
16855 2016-01-08 Olivier Hainque <hainque@adacore.com>
16857 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16860 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16862 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16863 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16864 (reduc_smin_v2sf): Rename to...
16865 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16866 (reduc_splus_v2sf): Rename to...
16867 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16869 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16871 PR tree-optimization/69162
16872 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16873 valist argument in another argument.
16874 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16875 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16876 to determine the va_list type, build a MEM_REF instead of
16877 build_fold_indirect_ref.
16879 PR tree-optimization/69172
16880 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16883 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16885 PR tree-optimization/67781
16886 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16887 and cmpnop in two steps: first the ones not accessed in original
16888 gimple expression in a endian independent way and then the ones not
16889 accessed in the final result in an endian-specific way.
16891 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16893 PR tree-optimization/69083
16894 * tree-vect-slp.c (vect_get_constant_vectors): For
16895 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16896 element type. If op is fold_convertible_p to vector_type's element
16897 type, use NOP_EXPR instead of VCE.
16899 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16901 PR rtl-optimization/67778
16902 PR rtl-optimization/68634
16903 PR rtl-optimization/68909
16904 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16905 block from the stack until done with it. Remove a superfluous
16906 bitmap set. Remove a superfluous bitmap test.
16908 2016-01-07 Martin Sebor <msebor@redhat.com>
16911 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16912 constraint on the type of arguments.
16914 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16916 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16917 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16918 unaligned_access on the gcc_options set.
16919 * config/arm/arm.c (arm_option_override_internal): Use
16920 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16922 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16925 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16926 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16928 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16931 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16934 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16935 depending on frame_pointer_needed before remaining integer and SSE
16936 registers are saved.
16938 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16941 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16943 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16946 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16947 Use the "xBm" constraint.
16948 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16950 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16951 (sse_cvtsi2ssq<round_name>): Likewise.
16952 (sse_cvtss2si<round_name>): Likewise.
16953 (sse_cvtss2siq<round_name>): Likewise.
16954 (sse2_cvtsi2sdq<round_name>): Likewise.
16955 (sse2_cvtsd2si<round_name>): Likewise.
16956 (sse2_cvtsd2siq<round_name>): Likewise.
16957 * config/i386/subst.md (round_nimm_scalar_predicate): New
16960 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16962 PR middle-end/67639
16963 * varasm.c (make_decl_rtl): Mark invalid register vars as
16966 PR rtl-optimization/66206
16967 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16968 All callers changed.
16970 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16972 PR tree-optimization/69141
16973 * tree-ssa-pre.c: Include langhooks.h.
16974 (eliminate_dom_walker::before_dom_children): Use
16975 lang_hooks.decl_printable_name instead of
16976 cgraph_node::get ()->name ().
16978 PR middle-end/68960
16979 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16980 it and DECL_ALIGN too.
16982 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16984 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16986 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16989 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16990 depending on frame_pointer_needed before remaining integer and SSE
16991 registers are saved.
16993 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16995 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16996 mode iterator with VSX_M2.
16997 (*p9_vecstore_<mode>): Likewise.
16998 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16999 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17000 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17001 (define_split for VSX_LE128 stores): Likewise.
17002 (define_peephole2 for TImode LE swaps): Likewise.
17003 (define_split for VSX_LE128 post-reload stores): Likewise.
17005 2016-01-06 Marek Polacek <polacek@redhat.com>
17008 * convert.c (convert_to_integer_1): Adjust call to
17009 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17010 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17011 EXPR instead of ARG.
17012 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17014 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17017 * doc/extend.texi (RL78 Variable Attributes): New section.
17019 2016-01-05 Marek Polacek <polacek@redhat.com>
17022 * builtins.c (get_memmodel): Use expansion point location rather than
17023 the input location. Call warning_at rather than warning.
17024 (expand_builtin_atomic_compare_exchange): Likewise.
17025 (expand_builtin_atomic_load): Likewise.
17026 (expand_builtin_atomic_store): Likewise.
17027 (expand_builtin_atomic_clear): Likewise.
17029 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17032 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17033 Replace nonimmediate_operand with vector_operand.
17034 * config/i386/predicates.md (vector_operand): New predicate.
17035 (general_vector_operand): Replace nonimmediate_operand with
17037 * config/i386/sse.md: Replace nonimmediate_operand with
17038 vector_operand and m constraint with Bm constraint on SSE
17039 patterns with 16-byte memory operand.
17040 * config/i386/subst.md (round_nimm_predicate): Replace
17041 nonimmediate_operand with vector_operand.
17042 (round_saeonly_nimm_predicate): Likewise.
17043 (round_saeonly_nimm_scalar_predicate): New.
17045 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17048 * config/i386/constraints.md (Bm): New constraint.
17049 * config/i386/predicates.md (vector_memory_operand): New
17051 * config/i386/sse.md: Replace xm with xBm in plusminus and
17052 any_logic patterns.
17054 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17057 * doc/extend.texi (V850 Function Attributes): New section.
17058 (V850 Variable Attributes): New section.
17060 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17063 * doc/extend.texi (MicroBlaze Function Attributes): Document
17064 interrupt_handler and fast_interrupt attributes.
17066 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17069 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17070 for local symbolic operands.
17071 * config/ia64/predicates.md (local_symbolic_operand64): New
17074 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17076 PR rtl-optimization/68651
17077 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17080 2016-01-05 Nathan Sidwell <nathan@acm.org>
17082 * alias.c (compare_base_decls): Use symtab_node::get.
17084 2016-01-05 Nick Clifton <nickc@redhat.com>
17087 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17088 secondary_reload_info structure.
17091 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17092 decls if weak support is available.
17094 2016-01-04 Martin Sebor <msebor@redhat.com>
17096 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17098 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17100 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17101 OPTION_MASK_P9_DFORM.
17103 * config/rs6000/constraints.md (wo constraint): New constraint for
17106 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17108 (rs6000_init_hard_regno_mode_ok): Likewise.
17110 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17113 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17114 expanders not to have constraints. Add support for ISA 3.0 xxperm
17115 instruction. Add support for fusing xxlor with xxperm.
17116 (altivec_vperm_<mode>_internal): Likewise.
17117 (altivec_vperm_v8hiv16qi): Likewise.
17118 (altivec_vperm_<mode>v16q): Likewise.
17119 (altivec_vperm_<mode>_uns): Likewise.
17120 (vperm_v8hiv4si): Likewise.
17121 (vperm_v16qiv8hi): Likewise.
17123 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17125 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17127 Update copyright years.
17129 * gcc.c (process_command): Update copyright notice dates.
17130 * gcov-dump.c (print_version): Ditto.
17131 * gcov.c (print_version): Ditto.
17132 * gcov-tool.c (print_version): Ditto.
17133 * gengtype.c (create_file): Ditto.
17134 * doc/cpp.texi: Bump @copying's copyright year.
17135 * doc/cppinternals.texi: Ditto.
17136 * doc/gcc.texi: Ditto.
17137 * doc/gccint.texi: Ditto.
17138 * doc/gcov.texi: Ditto.
17139 * doc/install.texi: Ditto.
17140 * doc/invoke.texi: Ditto.
17142 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17144 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17145 modes larger than TImode as TImode if NEON is not enabled.
17147 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17150 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17151 mode for %f0-%f31 only if TARGET_FPU.
17153 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17156 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17157 to compute the PACKED_P predicate.
17158 (function_arg_record_value): Minor tweaks.
17160 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17162 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17163 option for arm*-*-* targets.
17165 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17167 * doc/extend.texi (Common Function Attributes): Move docs for
17168 MSP430-specific attributes to....
17169 (MSP430 Function Attributes): ...here. Delete the redundant
17170 entries and copy-edit the remaining text.
17171 (MSP430 Variable Attributes): Use uniform format for index
17172 entries and add a cross-reference to the corresponding function
17175 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17177 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17179 (x86 Options): Likewise.
17181 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17185 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17186 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17187 to corresponding attribute.
17189 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17191 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17192 to correct alphabetization of table. Copy-edit and correct
17194 <stack_protect>: Likewise.
17195 <target_clones>: Likewise.
17197 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17198 Correct punctuation.
17199 (Code Gen Options) <-fno-plt>: Copy-edit.
17201 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17204 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17205 SI values. Explicitly convert SI to DI and vice-versa.
17207 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17209 PR tree-optimization/69070
17210 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17211 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17214 * ubsan.c (ubsan_instrument_float_cast): Call
17215 initialize_sanitizer_builtins.
17218 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17220 Copyright (C) 2016 Free Software Foundation, Inc.
17222 Copying and distribution of this file, with or without modification,
17223 are permitted in any medium without royalty provided the copyright
17224 notice and this notice are preserved.