1 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
5 the insns, use vsx_xxspltw_v4sf_direct which does not check for
8 2016-07-01 Jan Beulich <jbeulich@suse.com>
10 * varasm.c (get_variable_section): Validate initializer in
11 named .bss-like sections.
13 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16 Exchange the order of the second and third operands in the vpermr
19 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
22 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
25 2016-07-01 Alan Modra <amodra@gmail.com>
27 PR rtl-optimization/71709
28 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
29 being set, not referenced.
31 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
33 PR tree-optimization/70729
34 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
35 of loop since it can be not valid after transformation.
37 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
39 * config/arm/arm.c (thumb_reload_in_hi): Delete.
40 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
42 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
44 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
47 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
50 * config/rs6000/constraints.md (wY constraint): New constraint to
51 match the requirements for the LXSD and STXSD instructions.
52 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
53 predicate to match the requirements for the LXSD and STXSD
55 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
56 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
57 to make sure that the bottom 2 bits of offset are 0, the address
58 form is offsettable, and no updating is done in the address mode.
59 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
60 (movdi_internal32): Likewise
61 (movdi_internal64): Likewise.
63 2016-06-30 Jakub Jelinek <jakub@redhat.com>
65 PR tree-optimization/71707
66 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
67 strinfo even for ADDR_EXPR ptr.
69 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
71 * config/rs6000/altivec.md (darn_32): Change the condition to
72 TARGET_P9_MISC instead of TARGET_MODULO.
73 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
75 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
77 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
78 (DFP_TEST): New code iterator.
79 (dfptstsfi_<code>_mode>): New define_expand.
80 (*dfp_sgnfcnc_<mode>): New define_insn.
81 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
82 definition next to BU_P9_MISC_1 definition and change the MASK
83 value to RS6000_BTM_P9_MISC.
84 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
85 (BU_P9_64BIT_MISC_0): Likewise.
86 (BU_P9_DFP_MISC_0): New macro definition.
87 (BU_P9_DFP_MISC_1): New macro definition.
88 (BU_P9_DFP_MISC_2): New macro definition.
89 (BU_P9_DFP_OVERLOAD_1): New macro definition.
90 (BU_P9_DFP_OVERLOAD_2): New macro definition.
91 (BU_P9_DFP_OVERLOAD_3): New macro definition.
92 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
93 (TSTSFI_LT_TD): Likewise.
94 (TSTSFI_EQ_DD): Likewise.
95 (TSTSFI_EQ_TD): Likewise.
96 (TSTSFI_GT_DD): Likewise.
97 (TSTSFI_GT_TD): Likewise.
98 (TSTSFI_OV_DD): Likewise.
99 (TSTSFI_OV_TD): Likewise.
100 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
101 (TSTSFI_LT_DD): Likewise.
102 (TSTSFI_LT_TD): Likewise.
103 (TSTSFI_EQ): Likewise.
104 (TSTSFI_EQ_DD): Likewise.
105 (TSTSFI_EQ_TD): Likewise.
106 (TSTSFI_GT): Likewise.
107 (TSTSFI_GT_DD): Likewise.
108 (TSTSFI_GT_TD): Likewise.
109 (TSTSFI_OV): Likewise.
110 (TSTSFI_OV_DD): Likewise.
111 (TSTSFI_OV_TD): Likewise.
112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
113 overloaded test significance functions.
114 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
115 OPTION_MASK_P9_MISC into the representation of this mask.
116 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
118 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
119 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
121 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
122 argument is a 6-bit unsigned literal value if the icode argument
123 represents a DFP test significance built-in call.
124 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
125 flag used independently and in combination with the
126 RS6000_BTM_64BIT flag.
127 (rs6000_opt_masks): Add entry for power9-misc command-line option.
128 (rs6000_builtin_mask_names): Add entry for power9-misc
130 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
131 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
132 RS6000_BTM_P9_MISC macros.
133 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
134 option and change the description of the -mpower9-vector option to
135 enable only vector instructions, removing its erroneously claimed
136 support for scalar instructions.
137 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
138 the ISA 3.0 digital floating point test significance built-in
141 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
143 * config/aarch64/aarch64.c (cortexa35_tunings):
144 Enable AES fusion. Use cortexa57_branch_cost.
145 (cortexa53_tunings): Use cortexa57_branch_cost.
146 (cortexa72_tunings): Use cortexa57_branch_cost.
147 Use AUTOPREFETCHER_WEAK.
148 (cortexa73_tunings): Use cortexa57_branch_cost.
150 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
151 James Greenhalgh <james.greenhalgh@arm.com>
153 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
154 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
155 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
156 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
157 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
158 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
159 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
160 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
161 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
162 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
163 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
164 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
165 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
168 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
169 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
171 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
173 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
175 2016-06-30 David Malcolm <dmalcolm@redhat.com>
178 * gcc.c (driver::build_option_suggestions): Pass "option" to
179 add_misspelling_candidates.
180 * opts-common.c (add_misspelling_candidates): Add "option" param;
181 use it to avoid adding negated forms for options marked with
183 * opts.h (add_misspelling_candidates): Add "option" param.
185 2016-06-30 Jakub Jelinek <jakub@redhat.com>
188 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
189 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
190 first when permuting bitwise operation with rotate. Cast
191 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
193 2016-06-29 David Malcolm <dmalcolm@redhat.com>
195 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
196 for misspelled param names.
197 * params.c: Include spellcheck.h.
198 (find_param_fuzzy): New function.
199 * params.h (find_param_fuzzy): New prototype.
200 * spellcheck.c (struct edit_distance_traits<const char *>): Move
202 * spellcheck.h (struct edit_distance_traits<const char *>):
205 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
207 * config/rs6000/predicates.md (const_0_to_7_operand): New
208 predicate, recognize 0..7.
209 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
210 support for doing extracts from V16QImode, V8HImode, V4SImode
212 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
213 vector extract support.
214 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
215 for ISA 3.0 vector extract.
216 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
217 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
218 extracts of a constant element number from small integer vectors
219 on 64-bit ISA 3.0 systems.
220 (vsx_extract_<mode>_di): Likewise.
221 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
222 say when we can do ISA 3.0 vector extracts.
223 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
224 registers, using the stxsiwx instruction.
226 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
228 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
229 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
230 qdf24xx_regmove_cost, qdf24xx_tunings): New.
231 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
232 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
233 * config/arm/arm.c (arm_qdf24xx_tune): New.
235 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
237 * config/aarch64/aarch64.c (cortexa53_tunings):
238 Increase loop alignment to 8. Set function alignment to 16.
239 (cortexa35_tunings): Likewise.
240 (cortexa57_tunings): Increase loop alignment to 8.
241 (cortexa72_tunings): Likewise.
242 (cortexa73_tunings): Likewise.
244 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
246 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
247 for arm_fp16_ok and arm_fp16_hw.
248 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
249 arm_fp16_alternative.
251 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
253 PR tree-optimization/71655
254 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
255 types when swapping operands.
257 2016-06-29 Martin Liska <mliska@suse.cz>
260 * common.opt (flag_stack_protect): Mark the flag as optimization
262 * ipa-inline-transform.c (inline_call): Remove unnecessary call
263 of build_optimization_node.
265 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
267 PR tree-optimization/70729
268 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
269 independent in loops having positive safelen value.
270 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
271 it may be not valid after vectorization.
273 2016-06-29 Jakub Jelinek <jakub@redhat.com>
275 PR tree-optimization/71625
276 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
277 is sorted by ascending list->offset. If PTR is non-NULL and there is
278 previous strinfo, call get_stridx_plus_constant.
279 (get_stridx): Pass exp as second argument to get_addr_stridx.
280 (addr_stridxptr): Add missing list = list->next, so that there can be
281 more than one entries in the list. Bump limit from 16 to 32. Ensure
282 the list is sorted by ascending list->offset.
283 (get_stridx_plus_constant): Adjust so that it can be also called with
284 ADDR_EXPR instead of SSA_NAME as PTR.
285 (handle_char_store): Pass NULL_TREE as second argument to
288 2016-06-29 Richard Biener <rguenther@suse.de>
290 PR rtl-optimization/68961
291 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
293 2016-06-29 Richard Biener <rguenther@suse.de>
296 * alias.c (component_uses_parent_alias_set_from): Handle
297 type punning through union accesses by using the union alias set.
298 * gimple.c (gimple_get_alias_set): Remove union type punning case.
300 2016-07-29 Richard Biener <rguenther@suse.de>
302 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
303 precision not matching mode precision.
305 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
307 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
308 pa_output_arg_descriptor.
309 (call_val_symref_64bit_post_reload): Likewise.
310 (call_val_powf_64bit_post_reload): Likewise.
311 (sibcall_internal_symref_64bit): Likewise.
312 (sibcall_value_internal_symref_64bit): Likewise.
314 2016-06-28 Jakub Jelinek <jakub@redhat.com>
317 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
318 a constant, force its SUBREG_REG into memory or register instead
321 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
324 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
325 * doc/invoke.texi (AVR Options): Document it.
327 2016-06-28 Walter Lee <walt@tilera.com>
329 * config/tilegx/linux.h: Do not include arch/icache.h
330 (CLEAR_INSN_CACHE): Provide inlined definition directly.
331 * config/tilepro/linux.h: Do not include arch/icache.h
332 (CLEAR_INSN_CACHE): Provide inlined definition directly.
334 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
336 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
337 for big-endian BIT_FIELD_REF.
339 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
341 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
342 ('size' attribute): Add '128'.
344 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
345 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
346 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
347 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
348 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
349 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
350 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
351 *trunc<mode>df2_odd): Set size attribute to '128'.
352 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
353 * config/rs6000/power6.md (power6-fp): Include dfp type.
354 * config/rs6000/power7.md (power7-fp): Likewise.
355 * config/rs6000/power8.md (power8-fp): Likewise.
356 * config/rs6000/power9.md: New file.
357 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
358 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
359 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
361 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
362 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
363 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
364 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
365 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
366 dfp_dscri_<mode>): Change type attribute to dfp.
367 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
368 attribute to vecsimple.
369 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
370 and prefetch streams.
371 (rs6000_option_override_internal): Remove temporary code setting
372 tuning to power8. Don't set rs6000_sched_groups for power9.
373 (last_scheduled_insn): Change to rtx_insn *.
374 (divide_cnt, vec_load_pendulum): New variables.
375 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
376 (rs6000_issue_rate): Set issue rate for Power9.
377 (is_power9_pairable_vec_type): New.
378 (power9_sched_reorder2): New.
379 (rs6000_sched_reorder2): Call new function for Power9 specific
381 (insn_must_be_first_in_group): Remove Power9.
382 (insn_must_be_last_in_group): Likewise.
383 (force_new_group): Likewise.
384 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
385 Initialize divide_cnt/vec_load_pendulum.
386 (_rs6000_sched_context, rs6000_init_sched_context,
387 rs6000_set_sched_context): Handle context save/restore of new
390 2016-06-28 Richard Biener <rguenther@suse.de>
392 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
393 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
394 COMPONENT_REF operand.
395 (nonoverlapping_component_refs_p): Likewise.
396 * stor-layout.c (start_bitfield_representative): Mark
397 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
399 2016-06-28 Jakub Jelinek <jakub@redhat.com>
401 * Makefile.in: Don't cat ../stage_current if it does not exist.
403 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
404 last argument is a bit-field.
406 PR rtl-optimization/71673
407 * internal-fn.c (expand_arith_overflow_result_store): Use
408 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
412 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
413 expand_ifn_atomic_compare_exchange): New functions.
414 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
415 * tree.h (build_call_expr_internal_loc): Rename to ...
416 (build_call_expr_internal_loc_array): ... this. Fix up type of
418 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
419 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
420 ATOMIC_COMPARE_EXCHANGE result.
421 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
422 * gimple-fold.h (optimize_atomic_compare_exchange_p,
423 fold_builtin_atomic_compare_exchange): New prototypes.
424 * gimple-fold.c (optimize_atomic_compare_exchange_p,
425 fold_builtin_atomic_compare_exchange): New functions..
426 * tree-ssa.c (execute_update_addresses_taken): If
427 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
428 of call when finding addressable vars, and if such var becomes
429 non-addressable, call fold_builtin_atomic_compare_exchange.
431 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
434 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
435 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
437 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
439 * config/rs6000/rs6000.md ('type' attribute): Add
440 veclogical,veccmpfx,vecexts,vecmove insn types.
441 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
442 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
443 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
444 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
445 *nabs<mode>2_hw): Change type to vecmove.
446 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
447 *boolcc<mode>3_internal, *eqv<mode>3_internal,
448 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
449 *ieee_128bit_vsx_abs<mode>2_internal,
450 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
451 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
452 *ieee128_mtvsrd_32bit): Change type to veclogical.
453 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
454 *movdi_internal32, *movdi_internal64): Update insn types.
455 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
456 vsx_extract_<mode>): Change type to veclogical.
457 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
458 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
459 *vsx_sign_extend_si_v2di): Change type to vecexts.
460 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
462 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
463 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
464 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
465 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
466 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
467 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
468 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
469 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
470 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
471 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
472 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
473 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
474 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
475 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
476 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
477 (ppc7450-vecsimple): Add veclogical, vecmove.
478 (ppc7450-veccmp): Add veccmpfx.
479 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
481 (ppc8540_vector_compare): Add veccmpfx.
482 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
483 * config/rs6000/cell.md (cell-fp): Add fpsimple.
484 (cell-vecsimple): Add veclogical, vecmove.
485 (cell-veccmp): Add veccmpfx.
486 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
487 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
489 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
490 * config/rs6000/power4.md (power4-fp): Add fpsimple.
491 (power4-vecsimple): Add veclogical, vecmove.
492 (power4-veccmp): Add veccmpfx.
493 * config/rs6000/power5.md (power5-fp): Add fpsimple.
494 * config/rs6000/power6.md (power6-fp): Add fpsimple.
495 (power6-vecsimple): Add veclogical, vecmove.
496 (power6-veccmp): Add veccmpfx.
497 * config/rs6000/power7.md (power7-fp): Add fpsimple.
498 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
499 * config/rs6000/power8.md (power8-fp): Add fpsimple.
500 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
501 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
502 * config/rs6000/titan.md (titan_fp): Add fpsimple.
503 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
505 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
507 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
510 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
511 OPTION_MASK_P9_DFORM_VECTOR.
512 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
513 disable -mpower9-dform-vector when using reload.
514 (quad_address_p): Remove 'gpr_p' argument and all associated code.
515 New 'strict' argument. Update all callers. Add strict addressing
517 (rs6000_legitimate_offset_address_p): Remove call to
518 virtual_stack_registers_memory_p.
519 (rs6000_legitimize_reload_address): Add quad address support.
520 (rs6000_legitimate_address_p): Move call to quad_address_p above
521 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
522 to account for new strict usage.
523 (rs6000_output_move_128bit): Adjust quad_address_p args to account
524 for new strict usage.
525 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
527 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.c (ix86_spill_class): Disable condition to
535 always return NO_REGS.
537 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
539 * predict.c: Include gimple-pretty-print.h
540 (predicted_by_loop_heuristics_p): Check also
541 PRED_LOOP_EXIT_WITH_RECURSION
542 (predict_loops): Find self recursive calls and use special purpose
543 predictors for them; dump log about decisions.
544 (pass_profile::execute): Dump info about #of iterations.
545 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
546 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
548 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
550 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
551 output_asm_insn calls and shorten long lines. Output .CALL
552 argument descriptor using pa_output_arg_descriptor. Add various
553 inline $$dyncall and other optimizations.
554 (pa_attr_length_indirect_call): Adjust ordering and lengths.
556 2016-06-25 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/71643
559 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
562 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
563 leak a bitmap if dep_bb is NULL.
565 PR tree-optimization/71631
566 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
567 to rewrite_expr_tree even if negate_result, move new_lhs var
568 declaration and initialization earlier, for powi_result set afterwards
569 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
570 if new_lhs != lhs, and don't shadow gsi var.
572 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
574 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
575 Add in_loop parameter.
576 (predict_loops): Add loop guard heuristics.
577 * predict.def (PRED_LOOP_GUARD): New heuristics.
579 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
581 * predict.c: Include ipa-utils.h
582 (tree_bb_level_prediction): Predict recursive calls.
583 (tree_estimate_probability_bb): Skip inexpensive calls for call
585 * predict.def (PRED_RECURSIVE_CALL): New.
587 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
589 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
590 (BU_FLOAT128_1): Likewise.
592 (COPYSIGNQ): Likewise.
593 (RS6000_BUILTIN_NANQ): Likewise.
594 (RS6000_BUILTIN_NANSQ): Likewise.
595 (RS6000_BUILTIN_INFQ): Likewise.
596 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
597 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
598 (TARGET_FOLD_BUILTIN): New #define.
599 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
600 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
601 (rs6000_fold_builtin): New target hook implementation, handling
602 folding of 128-bit NaNs and infinities.
603 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
604 entries are filled in to avoid problems during bootstrap
605 self-test; define builtins for 128-bit NaNs and infinities.
606 (rs6000_opt_mask): Add entry for float128.
607 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
608 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
609 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
610 (const_str_type_node): New #define.
611 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
612 to a define_expand that dispatches to either copysign<mode>3_soft
613 or copysign<mode>3_hard.
614 (copysign<mode>3_hard): Rename from copysign<mode>3.
615 (copysign<mode>3_soft): New define_insn.
616 * doc/extend.texi: Document new builtins.
618 2016-06-24 Jakub Jelinek <jakub@redhat.com>
620 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
621 PRIu64 instead of lu.
623 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
626 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
629 2016-06-24 Jakub Jelinek <jakub@redhat.com>
631 PR tree-optimization/71647
632 * omp-low.c (lower_rec_input_clauses): Convert
633 omp_clause_aligned_alignment (c) to size_type_node for the
634 last argument of __builtin_assume_aligned.
636 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
638 * configure.ac (calling ___tls_get_addr via GOT): New
639 assembler/linker check.
640 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
641 assembler and linker supports calling ___tls_get_addr via GOT.
642 Otherise, defined to 0.
643 * config.in: Regenerated.
644 * configure: Likewise.
645 * config/i386/constraints.md (Yb): New constraint.
646 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
647 (REG_CLASS_NAMES): Likewise.
648 (REG_CLASS_CONTENTS): Likewise.
649 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
650 the b constraint with the Yb constraint. Call ___tls_get_addr
651 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
653 (*tls_local_dynamic_base_32_gnu): Likewise.
654 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
655 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
656 (*tls_local_dynamic_base_64_<mode>): Likewise.
658 2016-06-24 Martin Liska <mliska@suse.cz>
660 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
661 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
663 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
664 argument to true if the expected number of iterations is
667 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
669 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
670 assemble for 32bit target.
671 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
672 and $ld_ix86_gld_32_opt to link for 32bit target.
673 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
674 * configure: Regenerate.
676 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
678 * config/arm/arm.c (int_log2): Delete definition and prototype.
679 (shift_op): Use exact_log2 instead of int_log2.
680 (vfp3_const_double_for_fract_bits): Likewise.
682 2016-06-24 Jakub Jelinek <jakub@redhat.com>
684 * internal-fn.c (expand_arith_set_overflow): New function.
685 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
687 (expand_arith_overflow_result_store): Likewise. Handle precision
688 smaller than mode precision.
689 * tree-vrp.c (extract_range_basic): For imag part, handle
690 properly signed 1-bit precision result.
691 * doc/extend.texi (__builtin_add_overflow): Document that last
692 argument can't be pointer to enumerated or boolean type.
693 (__builtin_add_overflow_p): Document that last argument can't
694 have enumerated or boolean type.
696 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
697 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
699 * config/rs6000/predicates.md (splat_input_operand): Rework.
700 Don't allow constants, since the insns that use this predicate
701 don't support constants. Constants are handled by other insns
702 that are created via combine. During and after register
703 allocation, only allow indexed or indirect addresses, and not
704 general addresses. Only allow modes supported by the hardware.
705 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
706 comment. Move check for using VSPLTIS<x> to a common location,
707 instead of doing it in two different places.
709 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
711 * config/i386/driver-i386.c (host_detect_local_cpu): Set
712 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
713 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
714 signature_CENTAUR_ebx.
716 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
720 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
721 (as_ix86_gas_32_opt): This.
722 (ld_ix86_tls_ldm_opt): Renamed to ...
723 (ld_ix86_gld_32_opt): This.
724 (R_386_TLS_LDM reloc): Updated.
725 (R_386_GOT32X reloc): New assembler/linker check.
726 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
727 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
729 * config.in: Regenerated.
730 * configure: Likewise.
731 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
732 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
733 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
734 if ix86_force_load_from_GOT_p returns true.
735 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
736 ix86_force_load_from_GOT_p returns true.
737 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
738 the external function address via the GOT slot.
739 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
740 HAVE_AS_IX86_GOT32X before returning false.
741 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
742 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
744 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
746 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
748 2016-06-23 Andi Kleen <ak@linux.intel.com>
750 * Makefile.in: Regenerate.
751 * doc/install.texi: Document autoprofiledbootstrap.
753 2016-06-23 Andi Kleen <ak@linux.intel.com>
755 * config/i386/gcc-auto-profile: New file.
757 2016-06-23 Martin Liska <mliska@suse.cz>
760 * predict.c (predict_loops): Revert the hunk that was removed
763 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
765 * config.gcc: Add support for arm*-*-phoenix* targets.
766 * config/arm/t-phoenix: New.
767 * config/phoenix.h: New.
769 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
770 H.J. Lu <hongjiu.lu@intel.com>
773 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
774 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
775 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
776 ix86_force_load_from_GOT_p returns true.
777 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
778 ix86_force_load_from_GOT_p returns true.
779 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
780 ix86_force_load_from_GOT_p returns true.
781 (ix86_expand_move): Load the external function address via the
782 GOT slot if ix86_force_load_from_GOT_p returns true.
783 * config/i386/predicates.md (x86_64_immediate_operand): Return
784 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
785 (x86_64_zext_immediate_operand): Ditto.
787 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
791 2016-06-22 David Malcolm <dmalcolm@redhat.com>
794 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
795 * diagnostic.c (pedwarn_at_rich_loc): New function.
796 * spellcheck.h (best_match::best_match): Add a
797 "best_distance_so_far" optional parameter.
798 (best_match::set_best_so_far): New method.
799 (best_match::get_best_distance): New accessor.
800 (best_match::get_best_candidate_length): New accessor.
802 2016-06-22 Nick Clifton <nickc@redhat.com>
804 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
805 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
806 modes are accepted as well.
807 (ucompare_loc_descriptor): Likewise.
808 (minmax_loc_descriptor): Likewise.
809 (clz_loc_descriptor): Likewise.
810 (popcount_loc_descriptor): Likewise.
811 (bswap_loc_descriptor): Likewise.
812 (rotate_loc_descriptor): Likewise.
813 (mem_loc_descriptor): Likewise.
814 (loc_descriptor): Likewise.
816 2016-06-22 David Malcolm <dmalcolm@redhat.com>
818 * common.opt (fdiagnostics-parseable-fixits): New option.
819 * diagnostic.c: Include "selftest.h".
820 (print_escaped_string): New function.
821 (print_parseable_fixits): New function.
822 (diagnostic_report_diagnostic): Call print_parseable_fixits.
823 (selftest::assert_print_escaped_string): New function.
824 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
825 (selftest::test_print_escaped_string): New function.
826 (selftest::test_print_parseable_fixits_none): New function.
827 (selftest::test_print_parseable_fixits_insert): New function.
828 (selftest::test_print_parseable_fixits_remove): New function.
829 (selftest::test_print_parseable_fixits_replace): New function.
830 (selftest::diagnostic_c_tests): New function.
831 * diagnostic.h (struct diagnostic_context): Add field
832 "parseable_fixits_p".
833 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
834 -fdiagnostics-parseable-fixits.
835 (-fdiagnostics-parseable-fixits): New option.
836 * opts.c (common_handle_option): Handle
837 -fdiagnostics-parseable-fixits.
838 * selftest-run-tests.c (selftest::run_tests): Call
839 selftest::diagnostic_c_tests.
840 * selftest.h (selftest::diagnostic_c_tests): New prototype.
842 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
844 PR tree-optimization/71488
845 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
846 comparison of boolean vectors.
847 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
848 of boolean vectors using bitwise operations.
850 2016-06-22 Andreas Schwab <schwab@suse.de>
852 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
855 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
857 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
859 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
861 * config/i386/i386.c (print_reg): Emit an error message on attempt to
864 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
866 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
867 * config/arm/arm-cores.def (cortex-a73): New entry.
868 (cortex-a73.cortex-a35): Likewise.
869 (cortex-a73.cortex-a53): Likewise.
870 * config/arm/arm-tables.opt: Regenerate.
871 * config/arm/arm-tune.md: Likewise.
872 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
873 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
874 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
875 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
876 * doc/invoke.texi (ARM Options): Document cortex-a73,
877 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
879 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
881 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
882 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
883 (cortex-a73.cortex-a35): Likewise.
884 (cortex-a73.cortex-a53): Likewise.
885 * config/aarch64/aarch64-tune.md: Regenerate.
886 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
887 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
890 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
892 * configure.ac (gcc_cv_as_compress_debug): Remove
893 --compress-debug-sections as extra as switch.
894 Handle gas --compress-debug-sections=type.
895 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
896 Handle gld --compress-debug-sections=type.
897 * configure: Regenerate.
899 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
901 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
903 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
905 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
906 (do_rewrite): likewise.
908 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
910 * common/config/mep/mep-common.c: Remove.
911 * config.gcc: Remove mep-* support.
912 * config/mep/constraints.md: Remove.
913 * config/mep/default.h: Remove.
914 * config/mep/intrinsics.h: Remove.
915 * config/mep/intrinsics.md: Remove.
916 * config/mep/ivc2-template.h: Remove.
917 * config/mep/mep-c5.cpu: Remove.
918 * config/mep/mep-core.cpu: Remove.
919 * config/mep/mep-default.cpu: Remove.
920 * config/mep/mep-ext-cop.cpu: Remove.
921 * config/mep/mep-intrin.h: Remove.
922 * config/mep/mep-ivc2.cpu: Remove.
923 * config/mep/mep-pragma.c: Remove.
924 * config/mep/mep-protos.h: Remove.
925 * config/mep/mep.c: Remove.
926 * config/mep/mep.cpu: Remove.
927 * config/mep/mep.h: Remove.
928 * config/mep/mep.md: Remove.
929 * config/mep/mep.opt: Remove.
930 * config/mep/predicates.md: Remove.
931 * config/mep/t-mep: Remove.
932 * doc/install.texi: Remove mep-* documentation.
933 * doc/md.texi: Likewise.
935 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
937 * config.gcc: Remove support for avr-rtems.
938 * config/avr/gen-avr-mmcu-specs.c: Likewise.
939 * config/avr/rtems.h: Remove.
940 * config/avr/t-rtems: Remove.
942 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
944 * config.gcc: Remove m32r-rtems support.
945 * config/m32r/rtems.h: Remove.
947 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
949 * config.gcc: Remove h8300-rtems support.
950 * config/h8300/rtems.h: Remove.
951 * config/h8300/t-rtems: Remove.
953 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
955 * config.gcc: Remove support for knetbsd.
956 * configure.ac: Likewise.
957 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
958 * config/knetbsd-gnu.h: Remove.
959 * configure: Regenerate.
961 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
963 * config.gcc: Remove support for openbsd 2 and 3.
964 * config/openbsd-oldgas.h: Remove.
966 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
968 * config.gcc: Remove interix support.
969 * config/i386/i386-interix.h: Remove.
970 * config/i386/interix.opt: Remove.
971 * config/i386/t-interix: Remove.
972 * configure: Regenerate.
973 * configure.ac: Remove interix support.
974 * doc/install.texi: Remove interix documentation.
976 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
978 * config/rs6000/rs6000.h: Add conditional preprocessing directives
979 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
982 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
984 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
985 they are both PLACEHOLDER_EXPRs.
987 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
989 * stor-layout.c (layout_type): Move setting complex MODE to
990 layout_type, instead of setting it ahead of time by the caller.
991 * tree.c (build_complex_type): Likewise.
993 2016-06-21 Martin Liska <mliska@suse.cz>
995 * predict.c (force_edge_cold): Replace imposisble with
998 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1000 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1001 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1003 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1005 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1007 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1008 Ilya Enkovich <ilya.enkovich@intel.com>
1011 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1012 New member function to convert V1TImode register to SUBREG
1013 TImode in debug insn.
1014 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1015 after changing register mode to V1TImode.
1017 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1019 * config/aarch64/aarch64-cores.def (vulcan): New core.
1020 * config/aarch64/aarch64-tune.md: Regenerate.
1021 * doc/invoke.texi: Document vulcan as an available option.
1023 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1025 * cse.c (canon_asm_operands): New function extracted from...
1026 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1027 either standalone or member of a PARALLEL.
1029 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1032 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1033 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1034 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1036 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1039 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1040 constant addresses if can_create_pseudo_p.
1042 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1044 PR tree-optimization/71588
1045 * tree-ssa-strlen.c (valid_builtin_call): New function.
1046 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1049 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1052 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1053 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1054 for conversion of scalar user var to complex type and use the
1055 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1058 PR rtl-optimization/71591
1059 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1060 don't run any tests.
1062 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1065 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1066 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1067 space for PIC with non-v32 and the common non-PIC "jump".
1069 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1072 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1073 returned values and add UN*/LTGT/*ORDERED cases with values matching
1074 D operand modifier on vcmp for AVX.
1076 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1078 * config/aarch64/aarch64.opt
1079 (mpc-relative-literal-loads): Rename internal option name.
1080 * config/aarch64/aarch64.c
1081 (aarch64_nopcrelative_literal_loads): Rename to
1082 aarch64_pcrelative_literal_loads.
1083 (aarch64_expand_mov_immediate): Likewise.
1084 (aarch64_secondary_reload): Likewise.
1085 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1086 (aarch64_override_options_after_change_1): Rename and simplify logic.
1087 (aarch64_classify_symbol): Merge large model checks into switch,
1088 remove pc-relative load check.
1090 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1092 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1093 costs relative to the cost of a register move.
1095 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1097 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1098 (vcvt_n_f64_u64): Likewise.
1099 (vcvt_n_s64_f64): Likewise.
1100 (vcvt_n_u64_f64): Likewise.
1101 (vcvt_f64_s64): Likewise.
1102 (vrecpe_f64): Likewise.
1103 (vcvt_f64_u64): Likewise.
1104 (vrecps_f64): Likewise.
1106 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1108 * config/aarch64/aarch64.md
1109 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1111 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1113 * config/aarch64/aarch64-builtins.c
1114 (aarch64_types_binop_uss_qualifiers): Delete.
1115 (TYPES_BINOP_USS): Likewise.
1116 (aarch64_types_binop_sus_qualifiers): Likewise.
1117 (TYPES_BINOP_SUS): Likewise.
1118 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1119 (TYPES_FCVTIMM_SUS): Likewise.
1120 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1122 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1123 (fcvtzs): Use SHIFTIMM rather than BINOP.
1124 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1126 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1128 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1129 costs relative to the cost of a register move.
1131 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1133 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1134 Allow scalar/single vector modes to be tieable.
1136 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1138 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1140 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1142 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1144 * tree.h (TYPE_ALIGN): Likewise.
1146 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1149 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1151 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1153 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1154 literal" build warnings.
1155 (avr_print_operand_address): Dito.
1157 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1160 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1161 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1163 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1165 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1167 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1170 * reload1.c (reload): Pass 0 to finish_spills when called because
1171 update_eliminables_and_spill returns true and remove did_spill.
1172 (finish_spills): Adjust comment and document GLOBAL parameter.
1174 2016-06-17 DJ Delorie <dj@redhat.com>
1177 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1178 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1179 (umulqihi3_virt): Likewise.
1180 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1181 (umulqihi3_real): Likewise.
1183 2016-06-17 Martin Liska <mliska@suse.cz>
1185 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1187 2016-06-17 Martin Liska <mliska@suse.cz>
1189 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1191 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1193 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1195 (vaddq_f32): Likewise.
1196 (vmul_f32): Likewise.
1197 (vmulq_f32): Likewise.
1198 (vsub_f32): Likewise.
1199 (vsubq_f32): Likewise.
1201 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1203 PR tree-optimization/71347
1204 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1205 cost for all uses in group.
1207 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1209 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1210 insert gimple seq if it's not empty.
1212 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1214 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1216 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1218 (comp_dr_with_seg_len_pair): Ditto.
1219 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1220 struct dr_with_seg_len_pair against DR_OFFSET.
1221 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1224 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1226 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1228 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1230 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1231 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1232 (pa_output_millicode_call): Likewise.
1233 (pa_output_call): Likewise.
1234 (pa_output_indirect_call): Likewise.
1235 (pa_asm_output_mi_thunk): Likewise.
1237 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1239 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1241 2016-06-16 Martin Liska <mliska@suse.cz>
1243 * predict.c (combine_predictions_for_insn): When we find a first
1244 match predictor, we should consider just predictors with
1245 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1246 DS theory predictor.
1247 (combine_predictions_for_bb): Likewise.
1249 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1251 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1252 with base of reference to struct.
1254 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1256 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1258 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1261 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1262 progmem_swtable_section.
1263 (progmem_swtable_section): Remove.
1264 (avr_asm_function_rodata_section): Remove.
1265 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1266 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1268 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1270 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1271 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1272 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1273 signature_CENTAUR_ebx.
1274 * config/i386/i386.c (ix86_option_override_internal): Add
1275 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1276 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1277 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1279 2016-06-16 Martin Liska <mliska@suse.cz>
1281 * predict.def: Add fortran loop preheader predictor.
1282 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1283 fold IFN_BUILTIN_EXPECT with a known constant argument.
1285 2016-06-16 Martin Liska <mliska@suse.cz>
1287 * predict.def: Add 'Fortran' to display text of all
1288 PRED_FORTRAN_* predictors.
1290 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1293 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1294 [IA64_BUILTIN_NANSQ]: Ditto.
1295 (ia64_fold_builtin): New function.
1296 (TARGET_FOLD_BUILTIN): New define.
1297 (ia64_init_builtins) Declare const_string_type node.
1298 Add __builtin_nanq and __builtin_nansq builtin functions.
1299 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1301 2016-06-16 Nick Clifton <nickc@redhat.com>
1303 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1304 MSP430_HWMULT_ prefix to enum values.
1305 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1306 * config/msp430/msp430.c: Update use of enum values.
1307 * config/msp430/msp430.md: Likewise.
1308 * config/msp430/msp430.opt: Likewise.
1310 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1312 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1313 of comparsions in the last iteration.
1315 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1316 Joern Rennecke <joern.rennecke@embecosm.com>
1318 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1320 (arc_needs_pcl_p): Add GOTOFFPC.
1321 (arc_legitimate_pic_addr_p): Likewise.
1322 (arc_output_pic_addr_const): Likewise.
1323 (arc_legitimize_pic_address): Generate a pc-relative address using
1325 (arc_output_libcall): Use @pcl syntax.
1326 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1327 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1328 (*movsi_insn): Use @pcl syntax.
1329 (doloop_begin_i): Likewise.
1331 2016-06-16 Martin Liska <mliska@suse.cz>
1333 * predict.def: Define a new predictor.
1335 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1337 * config/arc/arc.opt (mtp-regno): Update text.
1339 2016-06-16 Renlin Li <renlin.li@arm.com>
1341 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1343 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1346 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1347 (setcc + and peephole2): Likewise.
1349 PR rtl-optimization/71532
1350 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1353 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1355 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1356 DImode constants with XXSPLTIB in vector registers.
1357 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1358 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1359 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1360 extraction of the element at the top of the register as a scalar
1362 (vsx_extract_<mode>_internal1): Likewise.
1363 (vsx_extract_<mode>_internal2): Likewise.
1364 * config/rs6000/constraints.md (wi constraint): Remove a comment
1365 about DImode not being allowed in Altivec registers.
1366 (wB constraint): New constraint for constants that can be
1367 generated in Altivec registers with VSPLTISW/VUPKHSW.
1368 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1370 (xxspltib_constant_nosplit): Likewise.
1371 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1372 support for -mupper-regs-di to enable DImode to go into Altivec
1374 (POWERPC_MASKS): Likewise.
1375 (power7 cpu): Likewise.
1376 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1377 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1378 for DImode being allowed in Altivec registers. Update wi/wj
1379 constraints. Set scalar_in_vmx_p flag.
1380 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1381 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1382 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1383 (rs6000_opt_masks): Add -mupper-regs-di.
1384 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1385 direct move to use wi and not wj.
1387 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1389 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1390 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1391 any VSX register, instead of just Altivec registers, to allow
1392 either operand to be an Altivec register or both.
1393 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1394 (movdi_internal32): Add support for -mupper-regs-di. Add support
1395 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1396 the alternatives and attributes to be lined up to be easier to
1398 (movdi_internal64): Likewise.
1399 (64-bit DImode splitters): Change predicates to only split loading
1400 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1401 load constants in ISA 3.0 or ISA 2.07 respectively.
1402 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1403 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1404 mention -mcpu=power9 sets these options.
1405 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1408 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1411 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1412 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1413 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1414 by default to warn misspelled interrupt/ signal handler.
1415 * doc/invoke.texi (AVR Options): Document it. Update description
1416 for -nodevicelib option.
1418 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1420 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1421 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1422 (aarch64_<sur>shll2_n<mode>): Likewise.
1424 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1427 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1428 DECL_CONTEXT for copied arguments.
1430 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1432 PR tree-optimization/71483
1433 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1436 2016-06-15 Martin Liska <mliska@suse.cz>
1438 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1439 instead of predict_edge w/o a probability.
1441 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1443 PR tree-optimization/71439
1444 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1447 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1449 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1450 register subregs in SET_SRC.
1452 2016-06-15 Richard Biener <rguenther@suse.de>
1454 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1457 2016-06-15 Richard Biener <rguenther@suse.de>
1459 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1460 not consider dependences between accesses that belong to the
1462 (vect_analyze_data_ref_dependences): Do not analyze read-read
1463 or self-dependences.
1465 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1467 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1469 (find_closest_identifier): Reimplement in terms of
1470 best_match<tree,tree>.
1471 * spellcheck-tree.h: New file.
1472 * spellcheck.c (struct edit_distance_traits<const char *>): New
1474 (find_closest_string): Reimplement in terms of
1475 best_match<const char *, const char *>.
1476 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1477 overload to spellcheck-tree.h.
1478 (find_closest_identifier): Likewise.
1479 (struct edit_distance_traits<T>): New template.
1480 (class best_match): New class.
1482 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1484 * selftest-run-tests.c (selftest::run_tests): Call
1485 selftest::spellcheck_tree_c_tests.
1486 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1487 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1488 (selftest::test_find_closest_identifier): New function.
1489 (selftest::spellcheck_tree_c_tests): New function.
1490 * spellcheck.c (selftest::test_find_closest_string): Verify that
1491 the order of the vec does not affect the results for this case.
1492 (selftest::test_data): New array.
1493 (selftest::test_metric_conditions): New function.
1494 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1495 Call selftest::test_metric_conditions.
1497 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1499 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1500 (BU_P9_MISC_1): Likewise.
1501 (BU_P9_64BIT_MISC_0): Likewise.
1502 (BU_P9_MISC_0): Likewise.
1504 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1506 * gcc-rich-location.c
1507 (gcc_rich_location::add_fixit_misspelled_id): New method.
1508 * gcc-rich-location.h
1509 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1511 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1513 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1514 FreeBSD 11 and above.
1516 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1520 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1522 * expmed.h: Close parenthesis in "at your option" in copyright
1524 * lower-subreg.h: Likewise.
1526 2016-06-14 Richard Biener <rguenther@suse.de>
1529 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1532 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1534 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1536 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1538 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1540 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1541 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1543 2016-06-14 Richard Biener <rguenther@suse.de>
1545 PR tree-optimization/71522
1546 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1547 copying into float copying.
1549 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1551 PR tree-optimization/71520
1552 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1553 (replace_block_by): Move user labels from bb1 to bb2.
1555 2016-06-14 Richard Biener <rguenther@suse.de>
1559 * expr.h (get_bit_range): Declare.
1560 * expr.c (get_bit_range): Export.
1561 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1562 word_mode again to constrain the bitfield access.
1564 2016-06-14 Richard Biener <rguenther@suse.de>
1566 PR tree-optimization/71521
1567 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1568 division int_const_binop against zero divisor.
1570 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.md (signbittf2): New expander.
1573 * config/i386/sse.md (ptesttf2): New insn pattern.
1575 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1578 * input.c (selftest::test_reading_source_line): Avoid reading from
1579 __FILE__ by creating a tempfile with known content and reading
1582 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1584 * pretty-print.c (assert_pp_format_colored): Skip the test if
1586 (test_pp_format): Remove comment about GCC_COLORS.
1588 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1590 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1591 * pretty-print.c (assert_pp_format_va): Add location param and use
1592 it with ASSERT_STREQ_AT.
1593 (assert_pp_format): Add location param and pass it to
1594 assert_pp_format_va.
1595 (assert_pp_format_colored): Likewise.
1596 (ASSERT_PP_FORMAT_1): New.
1597 (ASSERT_PP_FORMAT_2): New.
1598 (ASSERT_PP_FORMAT_3): New.
1599 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1600 explicitly, or implicitly via the above macros.
1601 * selftest.c (selftest::pass): Use a selftest::location rather
1603 (selftest::fail): Likewise. Print the function name.
1604 (selftest::fail_formatted): Likewise.
1605 (selftest::assert_streq): Use a selftest::location rather than
1607 * selftest.h (selftest::location): New struct.
1608 (SELFTEST_LOCATION): New macro.
1609 (selftest::pass): Accept a const location & rather than file
1611 (selftest::fail): Likewise.
1612 (selftest::fail_formatted): Likewise.
1613 (selftest::assert_streq): Likewise.
1614 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1615 (ASSERT_FALSE): Likewise.
1616 (ASSERT_EQ): Likewise.
1617 (ASSERT_NE): Likewise.
1618 (ASSERT_STREQ): Likewise.
1619 (ASSERT_PRED1): Likewise.
1620 (ASSERT_STREQ_AT): New macro.
1622 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1624 * selftest.c (selftest::fail_formatted): New function.
1625 (selftest::assert_streq): New function.
1626 * selftest.h (selftests::fail_formatted): New decl.
1627 (selftest::assert_streq): New decl.
1628 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1630 2016-06-13 Jeff Law <law@redhat.com>
1632 PR tree-optimization/71403
1633 * tree-ssa-threadbackward.c
1634 (convert_and_register_jump_thread_path): No longer accept reference
1635 to path. Do not pop items off the path anymore.
1636 (fsm_find_control_statement_thread_paths): Do not allow threading
1637 to a deeper loop nest. Pop the last item off the path here rather
1638 than in convert_and_register_jump_thread_path.
1640 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1641 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1643 [AArch64] Emit division using the Newton series
1645 * config/aarch64/aarch64-protos.h
1646 (cpu_approx_modes): Add new member "division".
1647 (aarch64_emit_approx_div): Declare new function.
1648 * config/aarch64/aarch64.c
1649 (generic_approx_modes): New member "division".
1650 (exynosm1_approx_modes): Likewise.
1651 (xgene1_approx_modes): Likewise.
1652 (aarch64_emit_approx_div): Define new function.
1653 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1654 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1655 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1656 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1658 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1659 Wilco Dijkstra <wilco.dijkstra@arm.com>
1661 [AArch64] Emit square root using the Newton series
1663 * config/aarch64/aarch64-protos.h
1664 (aarch64_emit_approx_rsqrt): Replace with new function
1665 "aarch64_emit_approx_sqrt".
1666 (cpu_approx_modes): New member "sqrt".
1667 * config/aarch64/aarch64.c
1668 (generic_approx_modes): New member "sqrt".
1669 (exynosm1_approx_modes): Likewise.
1670 (xgene1_approx_modes): Likewise.
1671 (aarch64_emit_approx_rsqrt): Replace with new function
1672 "aarch64_emit_approx_sqrt".
1673 (aarch64_override_options_after_change_1): Handle new option.
1674 * config/aarch64/aarch64-simd.md
1675 (rsqrt<mode>2): Use new function instead.
1676 (sqrt<mode>2): New expansion and insn definitions.
1677 * config/aarch64/aarch64.md: Likewise.
1678 * config/aarch64/aarch64.opt
1679 (mlow-precision-sqrt): Add new option description.
1680 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1682 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1684 [AArch64] Add more choices for the reciprocal square root approximation
1686 Allow a target to prefer such operation depending on the operation mode.
1688 * config/aarch64/aarch64-protos.h
1689 (AARCH64_APPROX_MODE): New macro.
1690 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1691 (cpu_approx_modes): New structure.
1692 (tune_params): New member "approx_modes".
1693 * config/aarch64/aarch64-tuning-flags.def
1694 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1695 * config/aarch64/aarch64.c
1696 (generic_approx_modes): New core "cpu_approx_modes" structure.
1697 (exynosm1_approx_modes): Likewise.
1698 (xgene1_approx_modes): Likewise.
1699 (generic_tunings): New member "approx_modes".
1700 (cortexa35_tunings): Likewise.
1701 (cortexa53_tunings): Likewise.
1702 (cortexa57_tunings): Likewise.
1703 (cortexa72_tunings): Likewise.
1704 (exynosm1_tunings): Likewise.
1705 (thunderx_tunings): Likewise.
1706 (xgene1_tunings): Likewise.
1707 (use_rsqrt_p): New argument for the mode and use new member from
1709 (aarch64_builtin_reciprocal): Devise mode from builtin.
1710 (aarch64_optab_supported_p): New argument for the mode.
1711 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1713 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1715 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1716 RS6000_BTM_MODULO flag into the set of flags that are considered
1717 to be part of the common configuration.
1719 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1721 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1722 difference unsigned.
1723 (vec_absdb): New macro for vector absolute difference unsigned
1725 (vec_absdh): New macro for vector absolute difference unsigned
1727 (vec_absdw): New macro for vector absolute difference unsigned word.
1728 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1729 (vadu<mode>3): New insn.
1730 (*p9_vadu<mode>3): New insn.
1731 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1733 (vaduh): New built-in definition.
1734 (vaduw): New built-in definition.
1735 (vadu): New overloaded built-in definition.
1736 (vadub): New overloaded built-in definition.
1737 (vaduh): New overloaded built-in definition.
1738 (vaduw): New overloaded built-in definition.
1739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1740 overloaded vector absolute difference unsigned functions.
1741 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1742 the ISA 3.0 vector absolute difference unsigned built-in functions.
1744 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1746 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1747 update shared_lookup_references only once after changing operands.
1749 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1752 * tree-nested.c (convert_nonlocal_omp_clauses)
1753 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1755 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1756 * tree.def (CASE_LABEL_EXPR): Likewise.
1758 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1761 * input.c (test_builtins): Fix an assertion.
1763 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1768 (isinf<mode>2): Ditto.
1770 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1772 * ggc-tests.c (test_finalization): Only test need_finalization_p
1773 for GCC_VERSION >= 4003.
1775 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1777 * config/s390/vecintrin.h: Fix file description in comment.
1779 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1781 * config/s390/s390-builtin-types.def: Change builtin type naming
1782 scheme to match builtin-types.def.
1784 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1786 * fold-const.c (optimize_minmax_comparison): Remove.
1787 (fold_comparison): Remove call to the above.
1788 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1789 New transformations.
1791 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1793 PR tree-optimization/71416
1794 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1797 2016-06-13 Martin Liska <mliska@suse.cz>
1799 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1800 (combine_predictions_for_insn): Likewise.
1801 (prune_predictions_for_bb): Likewise.
1802 (combine_predictions_for_bb): Likewise.
1804 2016-06-13 Richard Biener <rguenther@suse.de>
1806 PR tree-optimization/71505
1807 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1808 assert match comment.
1810 2016-06-13 Marek Polacek <polacek@redhat.com>
1813 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1814 gimplify_switch_expr.
1815 (warn_switch_unreachable_r): New function.
1817 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1820 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1823 2016-06-13 Richard Biener <rguenther@suse.de>
1826 * fold-const.c (fold_unary_loc): Preserve alignment when
1827 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1829 2016-06-13 Martin Liska <mliska@suse.cz>
1832 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1833 w/ -fsanitize=bounds.
1835 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1837 * config/i386/i386.c (ix86_init_builtins): Calculate
1838 FLOAT128_FTYPE_CONST_STRING function type only once.
1839 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1840 built-in functions are available for x86-32 and x86-64 targets.
1842 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1847 (FLOAT128_FTYPE_CONST_STRING): New function type.
1848 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1849 [IX86_BUILTIN_NANSQ]: Ditto.
1850 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1851 (ix86_init_builtin_types): Declare const_string_type_node.
1852 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1854 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1855 * doc/extend.texi (x86 Built-in Functions): Document
1856 __builtin_nanq and __builtin_nansq.
1858 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1861 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1862 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1863 length for pop patterns.
1864 (arm_attr_length_push_multi): Update comments.
1865 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1867 (*pop_multiple_with_writeback_and_return): Likewise.
1868 (*pop_multiple_with_return): Likewise.
1870 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1873 * fold-const.c (optimize_bit_field_compare): Don't try to use
1874 word_mode unconditionally for reading the bit field, look at
1875 DECL_BIT_FIELD_REPRESENTATIVE instead.
1877 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1880 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1881 vector integer type.
1883 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1886 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1887 without LABEL_DECL, set *handled_ops_p to false instead of true.
1889 2016-06-10 Martin Sebor <msebor@redhat.com>
1892 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1893 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1894 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1896 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1897 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1898 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1899 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1900 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1901 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1902 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1903 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1905 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1907 * config/arm/arm.h (pool_vector_label,
1908 return_used_this_function): Remove.
1910 2016-06-10 Jeff Law <law@redhat.com>
1912 PR tree-optimization/71335
1913 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1914 zero length paths here.
1915 (convert_and_register_jump_thread_path): Remove hacks related to
1916 duplicated blocks in the jump thread path.
1917 (fsm_find_control_statement_thread_paths): Avoid putting the same
1918 block on the thread path twice, but ensure the thread path is
1919 unchanged from the caller's point of view.
1921 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1923 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1924 * predict.def (PRED_LOOP_BRANCH): Remove.
1926 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1928 * Makefile.in (OBJS): Add ggc-tests.o.
1929 (GTFILES): Add ggc-tests.c.
1930 * ggc-tests.c: New file.
1931 * selftest-run-tests.c (selftest::run_tests): Call
1932 selftest::ggc_tests_c_tests.
1933 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1935 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1937 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1939 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1942 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1943 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1945 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1947 * profile.c: Include cfgloop.h.
1948 (branch_prob): Compute estimated number of iterations.
1949 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1950 recompute estimate number of iterations from profile.
1952 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1955 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1956 must be grouped on top of stack. Don't force early clobber
1957 on ordinary reg outputs.
1959 2016-06-10 Richard Biener <rguenther@suse.de>
1961 * targhooks.c (default_builtin_vectorization_cost): Adjust
1964 2016-06-10 Richard Biener <rguenther@suse.de>
1966 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1967 to fold the RHS to a constant if possible.
1969 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1972 * tree-nested.c (convert_nonlocal_omp_clauses)
1973 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1974 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1975 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1977 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1979 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1981 * omp-low.c (scan_sharing_clauses): Don't expect
1984 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1986 PR tree-optimization/71407
1987 PR tree-optimization/71416
1988 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1991 2016-06-10 Richard Biener <rguenther@suse.de>
1994 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1996 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1998 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2000 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2001 Jiong Wang <jiong.wang@arm.com>
2003 PR rtl-optimization/70751
2004 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2005 spilled into memory.
2007 2016-06-09 Jonathan Yong <10walls@gmail.com>
2010 2015-09-21 Jonathan Yong <10walls@gmail.com>
2012 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2013 sysroot/usr/lib/32api for additional win32 libraries,
2014 fixes failing Cygwin bootstrapping.
2016 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2018 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2021 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2024 * pretty-print.c (pp_indent): Specify that %p is printed in a
2025 host-dependent manner.
2026 (test_pp_format): Remove the test for %p.
2028 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2030 * config/mips/mips.c (mips_output_jump): Fix formatting.
2032 2016-06-09 Richard Biener <rguenther@suse.de>
2034 PR tree-optimization/71462
2035 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2038 2016-06-09 Martin Liska <mliska@suse.cz>
2040 * predict.c (dump_prediction): Add new argument.
2041 (enum predictor_reason): New enum.
2042 (struct predictor_hash): New struct.
2043 (predictor_hash::hash): New function.
2044 (predictor_hash::equal): Likewise.
2045 (not_removed_prediction_p): New function.
2046 (prune_predictions_for_bb): Likewise.
2047 (combine_predictions_for_bb): Prune predictions.
2049 2016-06-09 Martin Liska <mliska@suse.cz>
2051 * predict.c (filter_predictions): New function.
2052 (remove_predictions_associated_with_edge): Use the filter
2054 (equal_edge_p): New function.
2056 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2058 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2059 Correct usage of @samp vs @option, add @samp where appropriate.
2060 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2061 Add armv6s-m and document it, as it is no official ARM name.
2063 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2065 * ifcvt.c (struct noce_if_info): Add transform_name field.
2066 (noce_try_move): Set if_info->transform_name to the function name.
2067 (noce_try_ifelse_collapse): Likewise.
2068 (noce_try_store_flag): Likewise.
2069 (noce_try_inverse_constants): Likewise.
2070 (noce_try_store_flag_constants): Likewise.
2071 (noce_try_addcc): Likewise.
2072 (noce_try_store_flag_mask): Likewise.
2073 (noce_try_cmove): Likewise.
2074 (noce_try_cmove_arith): Likewise.
2075 (noce_try_minmax): Likewise.
2076 (noce_try_abs): Likewise.
2077 (noce_try_sign_mask): Likewise.
2078 (noce_try_bitop): Likewise.
2079 (noce_convert_multiple_sets): Likewise.
2080 (noce_process_if_block): Print if_info->transform_name to
2081 dump_file if transformation succeeded.
2083 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2085 * config/arm/cortex-a57.md (cortex_a57_alu):
2088 2016-06-08 Martin Sebor <msebor@redhat.com>
2089 Jakub Jelinek <jakub@redhat.com>
2093 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2094 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2095 * builtins.c: Include gimple-fold.h.
2096 (fold_builtin_arith_overflow): Handle
2097 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2098 (fold_builtin_3): Likewise.
2099 * doc/extend.texi (Integer Overflow Builtins): Document
2100 __builtin_{add,sub,mul}_overflow_p.
2102 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2104 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2105 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2107 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2109 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2110 Rewrite, looking one level down for records and arrays.
2112 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2114 * pretty-print.c: Include "selftest.h".
2115 (pp_format): Fix comment.
2116 (identifier_to_locale): Likewise.
2117 (selftest::test_basic_printing): New function.
2118 (selftest::assert_pp_format): New function.
2119 (selftest::test_pp_format): New function.
2120 (selftest::pretty_print_c_tests): New function.
2121 * selftest-run-tests.c (selftest::run_tests): Call
2122 selftest::pretty_print_c_tests.
2123 * selftest.h (pretty_print_c_tests): New declaration.
2125 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2127 * invoke.texi (max-loop-headers-insns): Document.
2128 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2129 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2130 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2132 2016-06-08 Richard Biener <rguenther@suse.de>
2134 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2135 on strided SLP loads and fall back to scalar loads in case
2136 we can't chunk them.
2138 2016-06-08 Richard Biener <rguenther@suse.de>
2140 PR tree-optimization/71452
2141 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2142 type used for the SSA rewrite has enough precision to cover
2143 the dynamic type of the location.
2145 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2146 Richard Biener <rguenther@suse.de>
2149 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2150 the same as DECL_P (base0) for indirect_base0. Use equality_code
2151 in one further place.
2153 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2155 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2156 to one word if the field is known to overlap other words.
2157 (extract_bit_field_1): Likewise.
2158 (store_split_bit_field): Remove compensating code.
2159 (extract_split_bit_field): Likewise.
2161 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2165 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2167 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2169 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2171 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2172 (arch64_addpv4sf): Delete.
2173 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2174 "gen_aarch64_addpv4sf".
2175 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2177 (vpadds_f32): Likewise.
2178 (vpaddq_f32): Likewise.
2179 (vpaddq_f64): Likewise.
2181 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2183 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2185 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2186 to VALLF. Rename to "fabd<mode>3".
2187 "*fabd_scalar<mode>3): Delete.
2188 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2190 (vabdd_f64): Likewise.
2191 (vabd_f32): Likewise.
2192 (vabd_f64): Likewise.
2193 (vabdq_f32): Likewise.
2194 (vabdq_f64): Likewise.
2196 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2198 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2200 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2201 "aarch64_rsqrts<mode>".
2202 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2203 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2205 (vrsqrtsd_f64): Likewise.
2206 (vrsqrts_f32): Likewise.
2207 (vrsqrts_f64): Likewise.
2208 (vrsqrtsq_f32): Likewise.
2209 (vrsqrtsq_f64): Likewise.
2211 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2213 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2215 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2216 "aarch64_rsqrte<mode>".
2217 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2218 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2220 (vrsqrted_f64): Likewise.
2221 (vrsqrte_f32): Likewise.
2222 (vrsqrte_f64): Likewise.
2223 (vrsqrteq_f32): Likewise.
2224 (vrsqrteq_f64): Likewise.
2226 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2228 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2232 * config/aarch64/aarch64-simd.md
2233 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2234 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2235 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2237 (vcvt_n_f32_u32): Likewise.
2238 (vcvt_n_s32_f32): Likewise.
2239 (vcvt_n_u32_f32): Likewise.
2240 (vcvtq_n_f32_s32): Likewise.
2241 (vcvtq_n_f32_u32): Likewise.
2242 (vcvtq_n_f64_s64): Likewise.
2243 (vcvtq_n_f64_u64): Likewise.
2244 (vcvtq_n_s32_f32): Likewise.
2245 (vcvtq_n_s64_f64): Likewise.
2246 (vcvtq_n_u32_f32): Likewise.
2247 (vcvtq_n_u64_f64): Likewise.
2248 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2249 (VSDQ_SDI): Likewise.
2250 (fcvt_target): Support V4DI, V4SI and V2SI.
2251 (FCVT_TARGET): Likewise.
2253 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2255 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2256 (TYPES_BINOP_SUS): Likewise.
2257 (aarch64_simd_builtin_data): Update include file name.
2258 (aarch64_builtins): Likewise.
2259 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2260 for conversion between scalar float-point and fixed-point.
2264 * config/aarch64/aarch64.md
2265 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2266 pattern for conversion between scalar float to fixed-pointer.
2267 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2268 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2269 (UNSPEC_FCVTZU): Likewise.
2270 (UNSPEC_SCVTF): Likewise.
2271 (UNSPEC_UCVTF): Likewise.
2272 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2274 (vcvtd_n_f64_u64): Likewise.
2275 (vcvtd_n_s64_f64): Likewise.
2276 (vcvtd_n_u64_f64): Likewise.
2277 (vcvtd_n_f32_s32): Likewise.
2278 (vcvts_n_f32_u32): Likewise.
2279 (vcvtd_n_s32_f32): Likewise.
2280 (vcvts_n_u32_f32): Likewise.
2281 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2283 (FCVT_TARGET): Likewise.
2284 (FCVT_FIXED2F): New iterator.
2285 (FCVT_F2FIXED): Likewise.
2286 (fcvt_fixed_insn): New define_int_attr.
2288 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2290 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2291 some statements was removed.
2293 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2295 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2296 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2297 (vect_can_advance_ivs_p): likewise.
2298 (vect_update_ivs_after_vectorizer): likewise.
2299 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2300 (vect_analyze_scalar_cycles_1): likewise.
2301 (vect_analyze_loop_operations): likewise.
2302 (report_vect_op): likewise.
2303 (vect_is_slp_reduction): likewise.
2304 (vect_is_simple_reduction): likewise.
2305 (get_initial_def_for_induction): likewise.
2306 (vect_transform_loop): likewise.
2307 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2308 (vect_recog_sad_pattern): likewise.
2309 (vect_recog_widen_sum_pattern): likewise.
2310 (vect_recog_widening_pattern): likewise.
2311 (vect_recog_divmod_pattern): likewise.
2312 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2313 (vect_analyze_slp_instance): likewise.
2314 (vect_transform_slp_perm_load): likewise.
2315 (vect_schedule_slp_instance): likewise.
2317 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2319 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2320 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2321 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2322 (PRED_LOOP_BRANCH): Document predictor as broken.
2323 (PRED_LOOP_EXIT): Change hitrate 91->92.
2324 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2325 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2326 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2327 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2328 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2329 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2330 (PRED_CALL): Chane hitrate 71->67.
2331 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2332 (PRED_GOTO): Document as unused right now.
2333 (PRED_CONST_RETURN): Change hitrate 67->69
2334 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2335 (PRED_NULL_RETURN): Change hitrate 91->90.
2336 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2337 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2338 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2340 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2342 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2343 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2344 special case Altivec builtin.
2345 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2346 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2348 code for ALTIVEC_BUILTIN_VEC_MUL.
2349 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2350 for __builtin_vec_mul.
2352 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2354 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2357 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2359 * spellcheck.c (selftest::test_find_closest_string): New function.
2360 (spellcheck_c_tests): Call the above.
2362 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2364 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2366 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2368 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2369 Yv=Yv,C alternatives.
2371 2016-06-07 Richard Biener <rguenther@suse.de>
2374 * common.opt (ffast-math): Make Optimization.
2376 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2377 Prachi Godbole <prachi.godbole@imgtec.com>
2379 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2380 `fabs' and `fneg' type attributes.
2381 (p5600_fpu_fabs): Add `fmove' to the comment.
2383 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2385 * gimple.c: Include builtins.h
2386 (gimple_inexpensive_call_p): New function.
2387 * gimple.h (gimple_inexpensive_call_p): Declare.
2388 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2389 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2392 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2394 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2395 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2396 warning_at_rich_loc, warning_n, pedwarn, permerror,
2397 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2398 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2401 2016-06-07 Richard Biener <rguenther@suse.de>
2403 PR tree-optimization/71428
2404 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2405 BIT_FIELD_REF op vs. load.
2407 2016-06-07 Richard Biener <rguenther@suse.de>
2410 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2413 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2415 * config/pa/pa.md (call): Generate indirect long calls to non-local
2416 functions on TARGET_64BIT.
2417 (call_value): Likewise.
2419 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2421 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2422 pattern and subsequent splitters.
2423 (call_val_reg_64bit_post_reload): Likewise.
2425 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2428 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2429 propagate_op_to_single_use.
2431 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2434 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2436 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2438 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2439 (enum x86_dirflag_state): New enum.
2440 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2441 (machine_function): Remove needs_cld.
2442 (ix86_current_function_needs_cld): Remove.
2443 * config/i386/i386.c (ix86_set_func_type): Set
2444 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2445 (ix86_expand_prologue): Do not emit CLD here.
2446 (ix86_dirflag_mode_needed): New function.
2447 (ix86_dirflag_mode_entry): Ditto.
2448 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2449 (ix86_mode_after): Ditto.
2450 (ix86_mode_entry): Ditto.
2451 (ix86_mode_exit): Ditto.
2452 (ix86_emit_mode_set): Ditto.
2453 * config/i386/i386.md (strmov_singleop): Set
2454 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2455 Do not set ix86_current_function_needs_cld.
2457 (strset_singleop): Ditto.
2459 (cmpstrnqi_nz_1): Ditto.
2460 (cmpstrnqi_1): Ditto.
2461 (strlenqi_1): Ditto.
2463 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2465 PR tree-optimization/71259
2466 * tree-vect-slp.c (vect_get_constant_vectors): For
2467 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2468 one for constant op, and use COND_EXPR for non-constant.
2470 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2472 * Makefile.in (OBJS): Add function-tests.o,
2473 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2474 selftest-run-tests.o.
2475 (OBJS-libcommon): Add selftest.o.
2476 (OBJS-libcommon-target): Add selftest.o.
2477 (all.internal): Add "selftest".
2478 (all.cross): Likewise.
2479 (selftest): New phony target.
2480 (s-selftest): New target.
2481 (selftest-gdb): New phony target.
2482 (COLLECT2_OBJS): Add selftest.o.
2483 * bitmap.c: Include "selftest.h".
2484 (selftest::test_gc_alloc): New function.
2485 (selftest::test_set_range): New function.
2486 (selftest::test_clear_bit_in_middle): New function.
2487 (selftest::test_copying): New function.
2488 (selftest::test_bitmap_single_bit_set_p): New function.
2489 (selftest::bitmap_c_tests): New function.
2490 * common.opt (fself-test): New.
2491 * diagnostic-show-locus.c: Include "selftest.h".
2492 (make_range): New function.
2493 (test_range_contains_point_for_single_point): New function.
2494 (test_range_contains_point_for_single_line): New function.
2495 (test_range_contains_point_for_multiple_lines): New function.
2496 (assert_eq): New function.
2497 (test_get_line_width_without_trailing_whitespace): New function.
2498 (selftest::diagnostic_show_locus_c_tests): New function.
2499 * et-forest.c: Include "selftest.h".
2500 (selftest::test_single_node): New function.
2501 (selftest::test_simple_tree): New function.
2502 (selftest::test_disconnected_nodes): New function.
2503 (selftest::et_forest_c_tests): New function.
2504 * fold-const.c: Include "selftest.h".
2505 (selftest::assert_binop_folds_to_const): New function.
2506 (selftest::assert_binop_folds_to_nonlvalue): New function.
2507 (selftest::test_arithmetic_folding): New function.
2508 (selftest::fold_const_c_tests): New function.
2509 * function-tests.c: New file.
2510 * gimple.c: Include "selftest.h".
2511 Include "gimple-pretty-print.h".
2512 (selftest::verify_gimple_pp): New function.
2513 (selftest::test_assign_single): New function.
2514 (selftest::test_assign_binop): New function.
2515 (selftest::test_nop_stmt): New function.
2516 (selftest::test_return_stmt): New function.
2517 (selftest::test_return_without_value): New function.
2518 (selftest::gimple_c_tests): New function.
2519 * hash-map-tests.c: New file.
2520 * hash-set-tests.c: New file.
2521 * input.c: Include "selftest.h".
2522 (selftest::assert_loceq): New function.
2523 (selftest::test_accessing_ordinary_linemaps): New function.
2524 (selftest::test_unknown_location): New function.
2525 (selftest::test_builtins): New function.
2526 (selftest::test_reading_source_line): New function.
2527 (selftest::input_c_tests): New function.
2528 * rtl-tests.c: New file.
2529 * selftest-run-tests.c: New file.
2530 * selftest.c: New file.
2531 * selftest.h: New file.
2532 * spellcheck.c: Include "selftest.h".
2533 (selftest::levenshtein_distance_unit_test_oneway): New function,
2534 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2535 (selftest::levenshtein_distance_unit_test): Likewise.
2536 (selftest::spellcheck_c_tests): Likewise.
2537 * toplev.c: Include selftest.h.
2538 (toplev::run_self_tests): New.
2539 (toplev::main): Handle -fself-test.
2540 * toplev.h (toplev::run_self_tests): New.
2541 * tree.c: Include "selftest.h".
2542 (selftest::test_integer_constants): New function.
2543 (selftest::test_identifiers): New function.
2544 (selftest::test_labels): New function.
2545 (selftest::tree_c_tests): New function.
2546 * tree-cfg.c: Include "selftest.h".
2547 (selftest::push_fndecl): New function.
2548 (selftest::test_linear_chain): New function.
2549 (selftest::test_diamond): New function.
2550 (selftest::test_fully_connected): New function.
2551 (selftest::tree_cfg_c_tests): New function.
2552 * vec.c: Include "selftest.h".
2553 (selftest::safe_push_range): New function.
2554 (selftest::test_quick_push): New function.
2555 (selftest::test_safe_push): New function.
2556 (selftest::test_truncate): New function.
2557 (selftest::test_safe_grow_cleared): New function.
2558 (selftest::test_pop): New function.
2559 (selftest::test_safe_insert): New function.
2560 (selftest::test_ordered_remove): New function.
2561 (selftest::test_unordered_remove): New function.
2562 (selftest::test_block_remove): New function.
2563 (selftest::reverse_cmp): New function.
2564 (selftest::test_qsort): New function.
2565 (selftest::vec_c_tests): New function.c.
2566 * wide-int.cc: Include selftest.h and wide-int-print.h.
2567 (selftest::from_int <wide_int>): New function.
2568 (selftest::from_int <offset_int>): New function.
2569 (selftest::from_int <widest_int>): New function.
2570 (selftest::assert_deceq): New function.
2571 (selftest::assert_hexeq): New function.
2572 (selftest::test_printing <VALUE_TYPE>): New function template.
2573 (selftest::test_ops <VALUE_TYPE>): New function template.
2574 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2575 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2577 (selftest::wide_int_cc_tests): New function.
2579 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2582 * ifcvt.c (noce_try_ifelse_collapse): New function.
2584 (noce_process_if_block): Call noce_try_ifelse_collapse.
2585 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2586 (simplify_ternary_operation): Use the above to simplify
2587 conditional CLZ/CTZ expressions.
2589 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2592 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2593 define_insn_and_split.
2595 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2598 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2600 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2603 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2604 Implicitly clobber memory for basic asm with non-empty assembler
2605 string. Use targetm.md_asm_adjust also here.
2606 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2607 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2608 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2609 non-empty assembler string.
2610 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2611 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2612 (decode_asm_operands): Handle basic asm in PARALLEL block.
2613 (extract_insn): Handle basic asm in PARALLEL block.
2614 * doc/extend.texi: Mention new behavior of basic asm.
2615 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2616 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2617 branch_needs_nop_p): Use asm_noperands.
2619 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2621 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2622 Include the M7 SPARC DFA scheduler.
2623 New attribute v3pipe.
2624 Annotate insns with v3pipe where appropriate.
2625 Define cpu_feature vis4.
2626 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2627 Add (V8QI "8") to vbits.
2628 Add insns {add,sub}v8qi3
2629 Add insns ss{add,sub}v8qi3
2630 Add insns us{add,sub}{v8qi,v4hi}3
2631 Add insns {min,max}{v8qi,v4hi,v2si}3
2632 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2633 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2634 * config/sparc/niagara4.md: Add a comment explaining the
2635 discrepancy between the documented latenty numbers and the
2637 * config/sparc/niagara7.md: New file.
2638 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2639 supports SPARC5 and VIS 4.0 instructions.
2640 * configure: Regenerate.
2641 * config.in: Likewise.
2642 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2643 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2644 TARGET_CPU_niagara7.
2645 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2646 (CPP_CPU_SPEC): Handle niagara7.
2647 (ASM_CPU_SPEC): Likewise.
2648 * config/sparc/sparc-opts.h (processor_type): Add
2650 (mvis4): New option.
2651 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2652 (AS_NIAGARA7_FLAG): Define.
2653 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2654 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2655 (CPP_CPU_SPEC): Handle niagara7.
2656 (ASM_CPU_SPEC): Likewise.
2657 * config/sparc/sparc.c (niagara7_costs): Define.
2658 (sparc_option_override): Handle niagara7 and adjust cache-related
2659 parameters with better values for niagara cpus. Also support VIS4.
2660 (sparc32_initialize_trampoline): Likewise.
2661 (sparc_use_sched_lookahead): Likewise.
2662 (sparc_issue_rate): Likewise.
2663 (sparc_register_move_cost): Likewise.
2664 (dump_target_flag_bits): Support VIS4.
2665 (sparc_vis_init_builtins): Likewise.
2666 (sparc_builtins): Likewise.
2667 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2669 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2671 * config/sparc/sparc.opt (sparc_processor_type): New value
2673 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2675 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2677 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2680 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2682 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2684 2016-06-06 Richard Biener <rguenther@suse.de>
2686 PR tree-optimization/71398
2687 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2690 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2692 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2693 ft32_expand_prolog, ft32_expand_epilogue):
2694 Handle pretend_args.
2695 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2696 * config/ft32/ft32.md: Add pretend_returner.
2698 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2702 Copy op1 RTX to avoid invalid sharing.
2703 (ix86_expand_vector_move_misalign): Ditto.
2705 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2707 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2710 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2712 * predict.c (predicted_by_loop_heuristics_p): New function.
2713 (predict_iv_comparison): Use it.
2714 (predict_loops): Walk from innermost loops; do not predict edges
2715 leaving multiple loops multiple times; implement
2716 PRED_LOOP_ITERATIONS_MAX heuristics.
2717 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2719 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2721 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2722 only edges out of BB are EH edges.
2724 2016-06-04 Martin Sebor <msebor@redhat.com>
2725 Marcin Baczyński <marbacz@gmail.com>
2728 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2729 a void expression in a void function.
2731 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2733 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2734 aux; dump reasons of decisions.
2735 (should_duplicate_loop_header_p): Likewise.
2736 (do_while_loop_p): Likewise.
2737 (ch_base::copy_headers): Dump asi num insns duplicated.
2739 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2741 PR tree-optimization/71405
2742 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2743 incompatible type, build a new clobber with the right type instead
2744 of building a VIEW_CONVERT_EXPR around it.
2746 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2748 PR tree-optimization/52171
2749 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2750 by_pieces_ninsns instead of move_by_pieces_ninsns.
2752 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2754 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2755 for reg+reg addressing mode.
2757 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2759 * rs6000-c.c (c/c-tree.h): Add #include.
2760 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2761 in C++ when found in the base position of vec_ld or vec_st.
2763 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2765 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2766 use of profile unless profile status is PROFILE_READ.
2767 * profile.c (compute_branch_probabilities): Set profile status
2768 only after reporting predictor hitrates.
2770 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2774 * common.opt (ffp-int-builtin-inexact): New option.
2775 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2776 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2777 (ceil@var{m}2): Document dependence on this option.
2778 * ipa-inline-transform.c (inline_call): Handle
2779 flag_fp_int_builtin_inexact.
2780 * ipa-inline.c (can_inline_edge_p): Likewise.
2781 * config/i386/i386.md (rintxf2): Do not test
2782 flag_unsafe_math_optimizations.
2783 (rint<mode>2_frndint): New define_insn.
2784 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2785 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2786 for 387 instead of extending and truncating.
2787 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2788 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2789 Change to frndint<mode>2_<rounding>.
2790 (frndintxf2_<rounding>_i387): Likewise. Change to
2791 frndint<mode>2_<rounding>_i387.
2792 (<rounding_insn>xf2): Likewise.
2793 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2794 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2795 x87. Test TARGET_ROUND || !flag_trapping_math ||
2796 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2797 SSE. Use ROUND_NO_EXC in constant operand of
2798 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2799 for 387 instead of extending and truncating.
2801 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2802 Julia Koval <julia.koval@intel.com>
2814 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2815 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2816 all registers, except for function return registers if there are
2817 no caller-saved registers.
2818 (ix86_set_func_type): New function.
2819 (ix86_set_current_function): Call ix86_set_func_type to set
2820 no_caller_saved_registers and func_type. Call reinit_regs if
2821 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2822 nor x87 instructions in interrupt handler nor function with
2823 no_caller_saved_registers attribute.
2824 (ix86_function_ok_for_sibcall): Return false if there are no
2825 caller-saved registers.
2826 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2828 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2829 (ix86_function_arg): Return special arguments in interrupt handler.
2830 (ix86_promote_function_mode): Promote pointer to word_mode only
2831 for normal functions.
2832 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2834 (ix86_epilogue_uses): New function.
2835 (ix86_hard_regno_scratch_ok): Likewise.
2836 (ix86_save_reg): Preserve all registers in interrupt handler
2837 after reload. Preserve all registers, except for function return
2838 registers, if there are no caller-saved registers after reload.
2839 (find_drap_reg): Always use callee-saved register if there are
2840 no caller-saved registers.
2841 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2842 for interrupt handler.
2843 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2844 Emit cld instruction if stringops are used in interrupt handler
2845 or interrupt handler isn't a leaf function.
2846 (ix86_expand_epilogue): Generate interrupt return for interrupt
2847 handler and pop the 'ERROR_CODE' off the stack before interrupt
2848 return in exception handler.
2849 (ix86_expand_call): Disallow calling interrupt handler directly.
2850 If there are no caller-saved registers, mark all registers that
2851 are clobbered by the call which returns as clobbered.
2852 (ix86_handle_no_caller_saved_registers_attribute): New function.
2853 (ix86_handle_interrupt_attribute): Likewise.
2854 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2856 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2857 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2858 accumulation in interrupt function if stack may be realigned to
2860 (EPILOGUE_USES): New.
2861 (function_type): New enum.
2862 (machine_function): Add func_type and no_caller_saved_registers.
2863 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2864 (interrupt_return): New pattern.
2865 * doc/extend.texi: Document x86 interrupt and
2866 no_caller_saved_registers attributes.
2868 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2870 PR tree-optimization/52171
2871 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2872 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2873 Look for constant strings. Move some code to emit_block_cmp_hints
2875 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2876 * defaults.h (COMPARE_MAX_PIECES): New macro.
2877 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2878 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2879 (clear_by_pieces_1): Don't declare. Move definition before use.
2880 (can_do_by_pieces): New static function.
2881 (can_move_by_pieces): Use it. Return bool.
2882 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2883 OP. All callers changed. Handle COMPARE_BY_PIECES.
2884 (class pieces_addr); New.
2885 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2886 pieces_addr::adjust, pieces_addr::increment_address,
2887 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2889 (class op_by_pieces_d): New.
2890 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2892 (class move_by_pieces_d, class compare_by_pieces_d,
2893 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2894 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2895 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2896 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2897 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2898 compare_by_pieces_d::finish_mode): New member functions.
2899 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2901 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2902 (emit_block_cmp_hints): New function.
2903 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2904 use the newly defined classes.
2905 * expr.h (by_pieces_constfn): New typedef.
2906 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2907 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2908 (move_by_pieces_ninsns): Don't declare.
2909 (can_move_by_pieces): Change return value to bool.
2910 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2911 (compare_by_pieces_branch_ratio): New hook.
2912 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2913 (by_pieces_ninsns): Declare.
2914 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2916 (default_compare_by_pieces_branch_ratio): New function.
2917 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2918 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2919 * doc/tm.texi: Regenerate.
2920 * tree-ssa-strlen.c: Include "builtins.h".
2921 (handle_builtin_memcmp): New static function.
2922 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2923 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2925 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2927 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2928 relevant stmts which are simple and invariant.
2929 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2930 instead of simple and invariant
2932 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2934 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2935 (vectorizable_reduction): Check for new relevant state.
2936 (vectorizable_live_operation): vectorize live stmts using
2937 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2938 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2939 (vect_stmt_relevant_p): Check for stmts which are only used live.
2940 (process_use): Use of a stmt does not inherit it's live value.
2941 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2942 (vect_analyze_stmt): Check for new relevant state.
2943 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2944 outside the loop, but not inside it.
2946 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2948 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2949 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2950 (vect_get_vec_def_for_operand): Split out code.
2952 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2954 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2956 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2958 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2960 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2962 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2964 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2967 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2968 to noreturn e->callee->decl that has void return type and void
2969 arguments, adjust gimple_call_fntype and remove lhs even if it had
2970 previously addressable type.
2972 2016-06-02 Jeff Law <law@redhat.com>
2974 PR tree-optimization/71328
2975 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2976 error when checking for a jump back onto the copied path.
2978 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2980 * config/microblaze/microblaze.c (get_branch_target): Add return
2981 NULL_RTX for the non-CALL_P case.
2982 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2983 (insert_wic): Remove unused local "j".
2985 2016-06-02 Martin Liska <mliska@suse.cz>
2987 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2989 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2990 Julia Koval <julia.koval@intel.com>
2992 * function.c (assign_parm_setup_stack): Force source into a
2994 * target.def (function_incoming_arg): Update documentation to
2995 allow arbitrary address computation based on hard register.
2996 * doc/tm.texi: Regenerated.
2998 2016-06-02 Martin Liska <mliska@suse.cz>
3000 * predict.c (combine_predictions_for_bb): Fix first match in
3001 cases where a first predictor contains more than one occurence
3002 in list of predictors. Take the best value in such case.
3004 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3006 PR rtl-optimization/71295
3007 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3008 offset would go over the size of the inner mode reject it.
3010 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3012 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3013 x=x,x and v=v,m instead of x=x,m.
3015 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3016 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3017 alternative to v=rm,C.
3019 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3020 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3021 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3022 instead of vex for the last two above mentioned alternatives.
3024 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3027 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3029 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3031 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3033 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3035 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3036 from int to unsigned.
3038 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3040 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3041 alternatives, eliminating preferred register class. Add support
3042 for the MTVSRDD instruction in ISA 3.0.
3043 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3044 reg_or_indexed_operand.
3045 (vsx_splat_v4sf_internal): Likewise.
3047 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3050 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3051 for loading up all 0's or all 1's.
3053 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3055 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3057 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3059 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3061 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3062 * gcc.c (set_source_date_epoch_envvar): New function, sets
3063 the SOURCE_DATE_EPOCH environment variable to the current time.
3065 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3067 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3068 the factor for live Phi nodes.
3070 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3072 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3073 * tree-parloops.c (parallelize_loops): likewise.
3074 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3075 tree_unswitch_outer_loop): likewise.
3077 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3080 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3081 around creation of the temporary.
3083 2016-06-01 Richard Biener <rguenther@suse.de>
3085 PR tree-optimization/71366
3086 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3087 (unloop_loops): Move removing edges here ...
3088 (try_unroll_loop_completely): ... from here.
3089 (try_peel_loop): ... and here.
3090 (tree_unroll_loops_completely_1): Track parent loops via
3091 bitmap of header BBs.
3092 (tree_unroll_loops_completely): Adjust for that.
3094 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3096 * config/rs6000/altivec.h (vec_slv): New macro.
3097 (vec_srv): New macro.
3098 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3099 (UNSPEC_VSRV): New value.
3102 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3103 (vsrv): New builtin definition.
3104 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3105 define argument types for new builtin.
3106 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3108 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3111 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3112 Jocelyn Mayer <l_indien@magic.fr>
3115 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3116 detect processor family for signature_CENTAUR_ebx.
3117 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3118 signature_CENTAUR_ebx.
3119 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3120 <default>: Pass x86-64 for has_longmode.
3122 2016-06-01 Nathan Sidwell <nathan@acm.org>
3124 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3127 2016-06-01 Richard Biener <rguenther@suse.de>
3129 PR tree-optimization/71261
3130 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3131 of stmts successfully put in the bool pattern. Remove
3132 single-use restriction.
3133 (adjust_bool_pattern_cast): Add cast at the use site via the
3134 pattern def sequence.
3135 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3136 of patterned defs. Use the pattern def seqence instead of
3137 multiple independent patterns.
3138 (sort_after_uid): New qsort compare function.
3139 (adjust_bool_stmts): New function to process stmts in the bool
3140 pattern in IL order.
3141 (vect_recog_bool_pattern): Adjust.
3142 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3143 (ifcvt_walk_pattern_tree): Likewise.
3144 (stmt_is_root_of_bool_pattern): Likewise.
3145 (ifcvt_repair_bool_pattern): Likewise.
3146 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3148 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3150 * loop-unroll.c (decide_unroll_constant_iterations,
3151 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3152 likely upper bounds.
3153 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3155 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3157 * tree-core.h (enum omp_clause_code): Remove
3158 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3160 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3162 * config/arm/sync.md (arm_store_exclusive<mode>):
3163 Use 'H' output modifier on operands[2] rather than creating a new
3164 entry in out-of-bounds memory of the operands array.
3165 (arm_store_release_exclusivedi): Likewise.
3167 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3169 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3170 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3171 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3172 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3174 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3176 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3177 into account live statements for mask producers.
3179 2016-06-01 Richard Biener <rguenther@suse.de>
3181 PR tree-optimization/71311
3182 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3183 restrict to non-INTEGER_CST @0.
3185 2016-06-01 Richard Biener <rguenther@suse.de>
3187 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3188 (relational patterns): Use :c to avoid pattern duplications.
3190 2016-06-01 Richard Biener <rguenther@suse.de>
3192 * genmatch.c (comparison_code_p): New predicate.
3193 (swap_tree_comparison): New function.
3194 (commutate): Add for_vec parameter to append new for entries.
3195 Support commutating relational operators by swapping it alongside
3197 (lower_commutative): Adjust.
3198 (dt_simplify::gen): Do not pass artificial operators to gen
3200 (decision_tree::gen): Do not add artificial operators as parameters.
3201 (parser::parse_expr): Verify operator commutativity when :c is
3202 applied. Allow :C to override this.
3203 * match.pd: Adjust patterns to use :C instead of :c where required.
3205 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3207 PR tree-optimization/71077
3208 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3209 the combining step, use boolean_false_node and boolean_true_node
3210 as the designated false/true return values.
3212 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3214 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3215 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3216 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3219 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3221 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3222 of flags impliying the register renaming.
3223 * toplev.c (process_options): Do not imply flag_rename_registers with
3226 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3228 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3229 default implementation.
3231 2016-05-31 Nathan Sidwell <nathan@acm.org>
3233 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3235 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3237 * config/sh/constraints.md (b): Remove constraint.
3238 * config/sh/predicates.md (arith_reg_operand): Remove
3240 * config/sh/sh-modes.def (PDI): Remove.
3241 * config/sh/sh.c (sh_target_reg_class,
3242 sh_optimize_target_register_callee_saved): Remove functions.
3243 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3244 (sh_expand_epilogue): Update comment.
3245 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3246 sh_secondary_reload): Remove TARGET_REGS related code.
3247 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3248 TARGET_REGISTER_P): Remove macros.
3249 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3250 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3251 TR1_REG, TR2_REG): Remove constants.
3252 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3254 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3256 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3257 define_expand patterns.
3258 (adddi3_compact): Rename to adddi3.
3259 (subdi3_compact): Rename to subdi3.
3260 (*negdi2): Rename to negdi2.
3261 (*abs<mode>2): Rename to abs<mode>2.
3263 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3265 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3266 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3267 (atomic_sub_fetchsi): ... this new pattern.
3268 (mvtc): Add CC_REG clobber.
3270 2016-05-31 Marek Polacek <polacek@redhat.com>
3272 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3274 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3276 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3277 aarch64_fusion_enabled_p to check for fusion capabilities.
3279 2016-05-31 Richard Biener <rguenther@suse.de>
3281 PR tree-optimization/71352
3282 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3283 minus one and a negate.
3285 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3287 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3288 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3290 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3291 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3292 Remove use of aarch64_simd_attr_length_move, set length attribute
3294 (*aarch64_be_movoi): Likewise.
3295 (*aarch64_be_movci): Likewise.
3296 (*aarch64_be_movxi): Likewise.
3298 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3300 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3301 It no longer does that.
3302 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3304 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3306 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3307 attribute __unused__.
3309 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3311 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3312 * config/arm/arm.c (arm_arch_thumb1): Define.
3313 (arm_option_override): Initialize arm_arch_thumb1.
3314 * config/arm/arm.h (arm_arch_thumb1): Declare.
3315 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3316 support Thumb-1 ISA.
3318 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3321 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3322 `Yv' for scalar operand.
3324 2016-05-31 Tom de Vries <tom@codesourcery.com>
3326 PR tree-optimization/69068
3327 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3328 phis with more than two args.
3330 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3332 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3333 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3336 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3338 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3340 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3342 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3343 cpu_32, cpu_64, tune_32 and tune_64.
3344 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3346 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3350 2016-05-30 Andi Kleen <ak@linux.intel.com>
3352 * auto-profile.c (read_profile): Replace asserts with errors
3353 when file does not exist.
3354 * gcov-io.c (gcov_read_words): Dito.
3356 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3358 * tree-cfg.c (print_loop): Print likely upper bounds.
3360 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3362 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3363 * opts.c (default_options): Enable peel loops at -O3.
3364 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3365 (try_peel_loop): Do not re-peel already peeled loops;
3366 use likely upper bounds; fix profile updating.
3367 (pass_complete_unroll::execute): Initialize peeled_loops.
3369 2016-05-30 Martin Liska <mliska@suse.cz>
3371 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3372 computed costs by frequency of BB they belong to.
3373 (get_scaled_computation_cost_at): New function.
3375 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3376 Marc Glisse <marc.glisse@inria.fr>
3378 PR tree-optimization/71289
3379 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3381 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3383 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3385 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3387 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3388 for peeled copies; avoid underflow when updating estimates; correctly
3391 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3393 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3394 r236875. Corrected oe3 to oe2 as obvious.
3396 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3400 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3401 that inserted stmt will not dominate stmts that defines its operand.
3402 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3403 (rewrite_expr_tree_parallel): Likewise.
3405 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3408 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3409 all fields including stmt_to_insert are swapped.
3411 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3413 * predict.h (force_edge_cold): Declare.
3414 * predict.c (force_edge_cold): New function.
3415 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3417 (canonicalize_loop_induction_variables): Fix formating.
3419 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3421 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3422 (visium_expand_copysign): Use gen_int_mode directly.
3423 (visium_compute_frame_size): Minor tweaks.
3425 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3427 * tree-vect-loop.c (vect_analyze_loop_2): Use
3428 likely_max_stmt_executions_int.
3430 2016-05-30 Tom de Vries <tom@codesourcery.com>
3432 PR tree-optimization/69067
3433 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3435 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3439 New peepholes to remove unneeded fild/fistp pairs.
3440 (define_peephole2 atomic_loaddi_fpu): Ditto.
3442 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3444 * predict.c (maybe_hot_frequency_p): Avoid division.
3446 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3448 * doc/install.texi: Use https for shop.fsf.org.
3450 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3452 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3453 likely_max_stmt_executions_int.
3455 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3457 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3458 likely_max_stmt_executions_int.
3460 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3462 * profile.c (compute_branch_probabilities): Do not report hitrates
3464 (branch_prob): Report hitrates here.
3465 * predict.c (gimple_predict_edge): Do not assert profile status;
3466 fix formatting issues.
3468 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3470 * predict.c (edge_predicted_by_p): New function.
3471 (predict_paths_for_bb): Do not put multiple predictions of the same type
3474 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3476 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3479 2016-05-28 Alan Modra <amodra@gmail.com>
3481 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3483 2016-05-28 Alan Modra <amodra@gmail.com>
3485 PR rtl-optimization/71275
3486 * ira.c (ira): Free dominance info.
3488 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3490 * doc/sourcebuild.texi: New address for upstream Go repository.
3492 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3494 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3495 (TARGET_ARM_V7M): Likewise.
3497 2016-05-26 Jeff Law <law@redhat.com>
3499 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3500 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3501 * passes.def: Add jump threading passes before DOM/VRP.
3502 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3503 argument to a basic block from an edge. Remove tests which are
3505 (pass_data_thread_jumps, class pass_thread_jumps): New.
3506 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3507 (make_pass_thread_jumps): Likewise.
3508 * tree-pass.h (make_pass_thread_jumps): Declare.
3510 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3512 * config/visium/visium-protos.h (split_double_move): Rename into...
3513 (visium_split_double_move): ...this.
3514 (visium_split_double_add): Declare.
3515 * config/visium/visium.c (split_double_move): Rename into...
3516 (visium_split_double_move): ...this.
3517 (visium_split_double_add): New function.
3518 (visium_expand_copysign): Renumber operands for consistency.
3519 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3520 (DFmode move splitter): Likewise.
3521 (*addi3_insn): Split by means of visium_split_double_add.
3522 (*adddi3_insn_flags): Delete.
3523 (*plus_plus_sltu<subst_arith>): New insn.
3524 (*subdi3_insn): Split by means of visium_split_double_add.
3525 (subdi3_insn_flags): Delete.
3526 (*minus_minus_sltu<subst_arith>): New insn.
3527 (*negdi2_insn): Split by means of visium_split_double_add.
3528 (*negdi2_insn_flags): Delete.
3530 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3532 * configure.ac: Treat a --with-headers option without argument
3533 the same as the default (i.e. consult sys-include directory).
3534 * configure: Regenerate.
3536 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3538 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3539 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3541 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3542 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3544 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3547 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3548 tree-stdarg analysis results.
3549 (aarch64_setup_incoming_varargs): Likewise.
3551 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3553 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3554 va_list_gpr_counter_field and va_list_fpr_counter_field.
3556 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3559 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3560 * config/aarch64/aarch64.c
3561 (aarch64_cannot_change_mode_class): Remove function.
3562 * config/aarch64/aarch64-protos.h
3563 (aarch64_cannot_change_mode_class): Remove.
3565 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3567 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3568 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3569 get_likely_max_loop_iterations_int): New.
3570 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3571 any_likely_upper_bound.
3572 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3574 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3575 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3577 (unroll_loop_constant_iterations): Likewise.
3578 (unroll_loop_runtime_iterations): Likewise.
3579 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3580 * lto-streamer-out.c (output_cfg): Likewise.
3581 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3583 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3584 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3585 (likely_max_loop_iterations): New.
3586 (likely_max_loop_iterations_int): New.
3587 (likely_max_stmt_executions): New.
3588 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3589 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3590 likely_max_stmt_executions): Declare.
3592 2016-05-27 Marek Polacek <polacek@redhat.com>
3595 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3597 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3599 * config/s390/s390.md (2x risbg splitters): Use
3600 reg_overlap_mentioned_p instead of rtx_equal_p.
3602 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3604 * combine.c (make_compound_operation): Take known zero bits into
3605 account when checking for possible zero_extend.
3607 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3609 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3610 Use const_int_operand for operand 2 predicate. Simplify expand code
3613 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3616 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3619 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3621 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3622 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3623 that returns CC_SESWPmode and CC_ZESWPmode.
3624 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3626 (aarch64_rtx_costs): Likewise.
3628 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3630 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3631 for ISA 3.0 min/max support.
3632 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3633 conditional move support.
3634 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3635 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3637 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3638 conditional moves where the comparison type is different from move
3640 (fp_minmax): New code iterator for smin/smax.
3641 (minmax): New code attributes for min/max.
3642 (SMINMAX): Likewise.
3643 (smax<mode>3): Combine min, max insns into one insn using the
3644 fp_minmax code iterator. Add support for ISA 3.0 min/max
3645 instructions that don't need -ffast-math.
3646 (s<minmax><mode>3): Likewise.
3647 (smax<mode>3_vsx): Likewise.
3648 (smin<mode>3): Likewise.
3649 (s<minmax><mode>3_vsx): Likewise.
3650 (smin<mode>3_vsx): Likewise.
3651 (pre-VSX min/max splitters): Likewise.
3652 (s<minmax><mode>3_fpr): Likewise.
3653 (movsfcc): Rewrite floating point conditional moves to combine
3654 SFmode/DFmode into a single insn.
3655 (mov<mode>cc): Likewise.
3656 (movdfcc): Likewise.
3657 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3658 SFDF2 iterators to handle all combinations.
3659 (fseldfsf4): Likewise.
3660 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3661 (fseldfdf4): Likewise.
3662 (fselsfdf4): Likewise.
3663 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3664 comparison instructions that set a 0/-1 mask, and use it for
3665 floating point conditional move via XXSEL.
3666 (fpmask<mode>): Likewise.
3667 (xxsel<mode>): Likewise.
3668 * config/rs6000/predicates.md (min_max_operator): Delete, no
3670 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3671 instructions that generate a 0/-1 mask for use with XXSEL.
3672 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3673 say whether floating point min/max is available, either through
3674 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3675 (TARGET_MINMAX_DF): Likewise.
3677 2016-05-27 Alan Modra <amodra@gmail.com>
3679 PR rtl-optimization/71275
3680 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3681 for update_equiv_regs and combine_and_move_insns.
3683 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3686 if_then_else or cond RTXes to calculate attribute value.
3687 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3688 <attr "length_immediate>: Ditto.
3689 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3690 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3691 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3692 <attr "type">: Ditto.
3693 <attr "prefix_data16">: Ditto.
3694 <attr "prefix_extra">: Ditto.
3695 <attr "length_immediate">: Ditto.
3696 <attr "prefix">: Ditto.
3697 (vec_set<mode>_0) <attr "isa">: Ditto.
3698 <attr "prefix_extra">: Ditto.
3699 <attr "length_immediate">: Ditto.
3700 <attr "prefix">: Ditto.
3701 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3702 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3703 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3704 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3705 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3706 <attr "length_immediate">: Ditto.
3707 <attr "prefix">: Ditto.
3708 (sse2_movsd) <attr "length_immediate">: Ditto.
3709 <attr "prefix">: Ditto.
3710 (vec_concatv2df) <attr "isa">: Ditto.
3711 <attr "prefix">: Ditto.
3712 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3713 (*vec_extractv2di_1) <attr "isa">: Ditto.
3714 <attr "type">: Ditto.
3715 <attr "length_immediate">: Ditto.
3716 <attr "prefix_rex">: Ditto.
3717 <attr "prefix_extra">: Ditto.
3718 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3719 <attr "prefix_extra">: Ditto.
3720 <attr "length_immediate">: Ditto.
3721 (vec_concatv2di) <attr "isa">: Ditto.
3722 <attr "prefix_extra">: Ditto.
3723 <attr "length_immediate">: Ditto.
3724 <attr "prefix">: Ditto.
3726 2016-05-26 Martin Liska <mliska@suse.cz>
3728 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3730 (operator+): Likewise.
3731 (operator-): Likewise.
3732 (comp_cost::operator+=): Likewise.
3733 (comp_cost::operator-=): Likewise.
3734 (comp_cost::operator/=): Likewise.
3735 (comp_cost::operator*=): Likewise.
3736 (operator<): Likewise.
3737 (operator==): Likewise.
3738 (operator<=): Likewise.
3740 (infinite_cost_p): Likewise.
3741 (add_costs): Likewise.
3742 (sub_costs): Likewise.
3743 (compare_costs): Likewise.
3744 (set_group_iv_cost): Use the newly introduced functions.
3745 (get_address_cost): Likewise.
3746 (get_shiftadd_cost): Likewise.
3747 (force_expr_to_var_cost): Likewise.
3748 (split_address_cost): Likewise.
3749 (ptr_difference_cost): Likewise.
3750 (difference_cost): Likewise.
3751 (get_computation_cost_at): Likewise.
3752 (determine_group_iv_cost_generic): Likewise.
3753 (determine_group_iv_cost_address): Likewise.
3754 (determine_group_iv_cost_cond): Likewise.
3755 (autoinc_possible_for_pair): Likewise.
3756 (determine_group_iv_costs): Likewise.
3757 (cheaper_cost_pair): Likewise.
3758 (iv_ca_recount_cost): Likewise.
3759 (iv_ca_set_no_cp): Likewise.
3760 (iv_ca_set_cp): Likewise.
3761 (iv_ca_cost): Likewise.
3762 (iv_ca_new): Likewise.
3763 (iv_ca_dump): Likewise.
3764 (iv_ca_narrow): Likewise.
3765 (iv_ca_prune): Likewise.
3766 (iv_ca_replace): Likewise.
3767 (try_add_cand_for): Likewise.
3768 (try_improve_iv_set): Likewise.
3769 (find_optimal_iv_set): Likewise.
3771 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3773 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3774 that internal functions will clobber all caller-saved registers.
3776 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3778 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3779 Return a better case_values_threshold when optimizing.
3781 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3783 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3784 Add ? to integer variant.
3785 (aarch64_combinez_be): Likewise.
3787 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3789 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3790 instead of x constraint.
3791 (vcvtps2ph256<mask_name>): Likewise.
3793 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3794 alternative. Formatting fix.
3796 * config/i386/sse.md
3797 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3799 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3800 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3801 maybe_evex prefix instead of vex.
3802 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3803 EXT_REX_SSE_REG_P (op0) case in the splitter.
3805 2016-05-25 Jeff Law <law@redhat.com>
3807 PR tree-optimization/71272
3808 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3809 Update comments. Add test for empty path.
3811 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3813 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3814 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3815 special case builtin.
3816 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3817 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3818 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3819 for __builtin_vec_cmpne.
3821 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3823 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3824 redundant test and bail out if the type of the new operand is not
3825 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3827 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3829 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3830 (x_ix86_target_flags_explicit): Remove.
3831 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3832 x_ix86_target_flags_explicit.
3833 (ix86_function_specific_restore): Ditto.
3835 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3836 H.J. Lu <hongjiu.lu@intel.com>
3839 * common/config/i386/i386-common.c
3840 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3841 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3842 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3843 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3844 (-mgeneral-regs-only): Add new option.
3845 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3846 x87 instructions if only general registers are allowed.
3847 (ix86_target_string): Add ix86_flags argument. Handle additional
3848 flags options through ix86_flags argument. Update all callers.
3849 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3851 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3853 PR rtl-optimization/66940
3854 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3855 decrementing desired_val will not overflow before performing these
3858 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3860 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3861 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3862 * config/i386/i386.c (enum ix86_builtins): Add
3863 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3864 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3865 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3866 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3867 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3868 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3869 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3870 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3871 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3872 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3873 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3874 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3875 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3876 __builtin_ia32_cvtps2dq512_mask.
3877 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3878 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3879 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3880 * config/i386/sse.md
3881 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3883 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3884 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3886 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3887 (avx512f_vec_pack_sfix_v8df): New define_expand.
3888 (avx512f_roundpd512): Rename to ...
3889 (avx512f_round<castmode>512): ... this. Change iterator.
3890 (avx512f_roundps512_sfix): New define_expand.
3891 (round<mode>2_sfix): Change iterator.
3893 2016-05-25 Nick Clifton <nickc@redhat.com>
3895 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3896 static interrupt handler is detected.
3897 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3898 default linker script.
3899 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3900 the low part of a symbolic pointer.
3902 2016-05-25 Richard Biener <rguenther@suse.de>
3904 PR tree-optimization/71261
3905 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3906 interesting stmt instead of immediate uses when looking
3907 for the use operand to replace.
3909 2016-05-25 Martin Liska <mliska@suse.cz>
3911 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3913 2016-05-25 Richard Biener <rguenther@suse.de>
3915 PR tree-optimization/71264
3916 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3919 2016-05-25 Martin Liska <mliska@suse.cz>
3921 PR tree-optimization/71239
3922 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3923 if DECL_SIZE is NULL.
3925 2016-05-25 Richard Biener <rguenther@suse.de>
3927 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3928 * tree-if-conv.c (pass_data_if_conversion): Use it.
3930 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3932 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3933 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3934 * varpool.c (varpool_node::get_availability): Likewise.
3936 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3938 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3939 VNEGW/VNEGD instructions.
3940 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3941 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3942 support for ISA 3.0 VNEGW/VNEGD instructions.
3944 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3946 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3947 pointers inside OACC_DATA regions.
3948 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3949 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3950 (gimplify_adjust_omp_clauses): Fix typo in comment.
3952 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3954 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3955 parity built-in functions.
3956 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3958 (p9v_parity<mode>2): Likewise.
3959 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3961 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3962 (parity<mode>2): ISA 3.0 expander for vector parity.
3963 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3965 (BU_P9_64BIT_MISC_0): Likewise.
3966 (BU_P9_MISC_0): Likewise.
3967 (BU_P9V_AV_1): Likewise.
3968 (BU_P9V_AV_2): Likewise.
3969 (BU_P9V_AV_3): Likewise.
3970 (BU_P9V_AV_P): Likewise.
3971 (BU_P9V_VSX_1): Likewise.
3972 (BU_P9V_OVERLOAD_1): Likewise.
3973 (BU_P9V_OVERLOAD_2): Likewise.
3974 (BU_P9V_OVERLOAD_3): Likewise.
3975 (VCTZB): Add vector count trailing zeros support.
3979 (VPRTYBD): Add vector parity support.
3980 (VPRTYBQ): Likewise.
3981 (VPRTYBW): Likewise.
3982 (VCTZ): Add overloaded vector count trailing zeros support.
3983 (VPRTYB): Add overloaded vector parity support.
3984 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3985 overloaded vector count trailing zeros and parity instructions.
3986 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3987 vector parity support.
3988 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3989 trailing zeros support.
3990 (vec_cntlz): Likewise.
3991 (vec_vctzb): Likewise.
3992 (vec_vctzd): Likewise.
3993 (vec_vctzh): Likewise.
3994 (vec_vctzw): Likewise.
3995 (vec_vprtyb): Add ISA 3.0 vector parity support.
3996 (vec_vprtybd): Likewise.
3997 (vec_vprtybw): Likewise.
3998 (vec_vprtybq): Likewise.
3999 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4000 the ISA 3.0 vector count trailing zeros and vector parity built-in
4003 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4005 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4006 when there is stmt_to_insert.
4008 2016-05-24 Martin Sebor <msebor@redhat.com>
4011 * tree.h (complete_or_array_type_p): New inline function.
4013 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4015 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4016 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4017 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4019 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4020 Limit 1st alternative to noavx isa, split 2nd alternative into one
4021 noavx and one avx alternative, use *x and Bm in the former and
4022 x and m in the latter.
4024 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4025 of sse4 for the first alternative, drop %v from the template
4026 and d operand modifier. Split second alternative into one sse4_noavx
4027 and one avx alternative, use *x instead of *v in the former and v
4028 instead of *v in the latter.
4029 (*sse4_1_extractps): Use noavx isa instead of * for the first
4030 alternative, drop %v from the template. Split second alternative into
4031 one noavx and one avx alternative, use *x instead of *v in the
4032 former and v instead of *v in the latter.
4033 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4034 with noavx and the last one with avx.
4035 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4036 split the second one into one noavx and one avx alternative,
4037 use *x and Bm in the former and x and m in the latter one.
4038 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4041 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4042 first two alternatives to noavx, use *x instead of *v in the second
4043 one, add avx alternative without *.
4044 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4045 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4046 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4048 2016-05-24 Jeff Law <law@redhat.com>
4050 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4051 New function, extracted from...
4052 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4053 Allow simple copies and constant initializations in the SSA chain.
4055 2016-05-24 Marek Polacek <polacek@redhat.com>
4058 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4061 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4064 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4065 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4066 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4067 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4068 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4070 2016-05-24 Richard Biener <rguenther@suse.de>
4072 PR tree-optimization/71240
4073 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4076 2016-05-24 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/71230
4079 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4081 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4083 * tree-vectorizer.h (vectorizable_comparison): Delete.
4084 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4085 PURE_SLP_STMT check.
4086 * tree-vect-stmts.c (vectorizable_call): Likewise.
4087 (vectorizable_simd_clone_call): Likewise.
4088 (vectorizable_conversion): Likewise.
4089 (vectorizable_assignment): Likewise.
4090 (vectorizable_shift): Likewise.
4091 (vectorizable_operation): Likewise.
4092 (vectorizable_load): Likewise.
4093 (vectorizable_condition): Likewise.
4094 (vectorizable_store): Likewise. Assert that we don't have
4096 (vectorizable_comparison): Make static. Remove redundant
4097 PURE_SLP_STMT check.
4098 (vect_transform_stmt): Assert that we always have an slp_node
4101 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4103 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4104 operands[2] against 1 with comparison against CONST1_RTX.
4105 (<shift>di3_neon): Likewise.
4106 * config/arm/predicates.md (const0_operand): Replace with comparison
4109 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4111 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4112 operands[2] against 1 with comparison against CONST1_RTX.
4113 (ashrdi3): Likewise.
4114 (lshrdi3): Likewise.
4115 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4117 (ashrsi3): Likewise.
4118 (lshrsi3): Likewise.
4119 (rotrsi3): Likewise.
4120 (define_split above *compareqi_eq0): Likewise.
4121 (define_split above "prologue"): Likewise.
4122 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4123 * config/arm/predicates.md (shift_operator): Likewise.
4124 (shift_nomul_operator): Likewise.
4125 (sat_shift_operator): Likewise.
4126 (thumb1_cmp_operand): Likewise.
4127 (const_neon_scalar_shift_amount_operand): Replace manual range
4128 check with IN_RANGE.
4129 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4130 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4132 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4134 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4135 with HOST_WIDE_INT_1.
4137 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4138 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4139 (arm_canonicalize_comparison): Likewise.
4140 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4142 (thumb1_size_rtx_costs): Likewise.
4143 (vfp_const_double_index): Replace cast of 1 to unsigned
4144 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4145 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4147 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4148 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4149 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4150 HOST_WIDE_INT with HOST_WIDE_INT_1.
4152 2016-05-24 Marek Polacek <polacek@redhat.com>
4154 * tree-cfg.h (should_remove_lhs_p): New predicate.
4155 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4156 * gimplify.c (gimplify_modify_expr): Likewise.
4157 * tree-cfg.c (verify_gimple_call): Likewise.
4158 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4159 * gimple-fold.c: Include "tree-cfg.h".
4160 (gimple_fold_call): Use should_remove_lhs_p.
4162 2016-05-24 Richard Biener <rguenther@suse.de>
4164 PR tree-optimization/71253
4165 * cfganal.h (control_dependences): Make robust against edge
4167 (control_dependences::control_dependences): Remove edge_list argument.
4168 (control_dependences::get_edge): Remove.
4169 (control_dependences::get_edge_src): Add.
4170 (control_dependences::get_edge_dest): Likewise.
4171 (control_dependences::m_el): Make a vector of edge src/dest index.
4172 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4173 (control_dependences::control_dependences): Likewise.
4174 (control_dependences::~control_dependence): Likewise.
4175 (control_dependences::get_edge): Remove.
4176 (control_dependences::get_edge_src): Add.
4177 (control_dependences::get_edge_dest): Likewise.
4178 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4180 (perform_tree_ssa_dce): Adjust.
4181 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4183 (pass_loop_distribution::execute): Adjust. Do loop destroying
4184 conditional on changed.
4186 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4189 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4190 return. Reindent transformation comment and mention the ARM state
4193 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4196 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4197 after build_and_add_sum creates new use stmt.
4199 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4201 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4202 load_lanes/grouped_load classification comes first. Don't check
4203 whether the vectorization factor is a multiple of the group size
4206 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4208 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4209 GROUP_GAP for single-element interleaving.
4210 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4213 2016-05-24 Richard Biener <rguenther@suse.de>
4217 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4218 bases which are accessed with non-invariant indices.
4219 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4220 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4222 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4225 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4226 (add_to_ops_vec): Add stmt_to_insert.
4227 (add_repeat_to_ops_vec): Init stmt_to_insert.
4228 (insert_stmt_before_use): New.
4229 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4231 (get_ops): Init stmt_to_insert.
4232 (maybe_optimize_range_tests): Likewise.
4233 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4234 (rewrite_expr_tree_parallel): Likewise.
4235 (reassociate_bb): Likewise.
4237 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4240 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4241 ISA 3.0 xxperm fusion alternative.
4242 (altivec_vperm_v8hiv16qi): Likewise.
4243 (altivec_vperm_<mode>_uns_internal): Likewise.
4244 (vperm_v8hiv4si): Likewise.
4245 (vperm_v16qiv8hi): Likewise.
4247 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4248 Kelvin Nilsen <kelvin@gcc.gnu.org>
4250 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4251 vpermr/xxpermr on ISA 3.0.
4252 (altivec_expand_vec_perm_le): Likewise.
4253 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4254 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4257 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4259 * config/i386/i386.h (IS_STACK_MODE): Enable for
4260 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4261 SSE_FLOAT_MODE_P macros.
4262 * config/i386/i386.c (ix86_preferred_reload_class): Use
4263 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4264 Cleanup regclass processing for CONST_DOUBLE_P.
4265 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4266 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4267 with IS_STACK_MODE macro.
4268 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4270 (*movdf_internal): Use IS_STACK_MODE macro.
4271 (*movsf_internal): Ditto.
4273 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4275 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4276 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4278 2016-05-23 Jeff Law <law@redhat.com>
4280 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4282 (fsm_find_control_statement_thread_paths): Call it.
4284 2016-05-23 Martin Jambor <mjambor@suse.cz>
4287 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4288 from_global_constant if t is not NULL.
4290 2016-05-23 Marek Polacek <polacek@redhat.com>
4293 * common.opt (Wswitch-unreachable): New option.
4294 * doc/invoke.texi: Document -Wswitch-unreachable.
4295 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4298 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4300 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4301 TMR_INDEX is non-NULL.
4303 2016-05-23 Richard Biener <rguenther@suse.de>
4305 PR tree-optimization/71230
4306 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4307 (try_special_add_to_ops): ... here. Always test for single-use.
4309 2016-05-23 Martin Jambor <mjambor@suse.cz>
4311 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4312 default block if a PHI node in the original one would be resized.
4314 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4316 PR tree-optimization/58135
4317 * tree-vect-slp.c: When group size is not multiple
4318 of vector size, allow splitting of store group at
4321 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4323 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4325 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4327 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4328 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4329 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4332 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4333 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4334 v constraint instead of x and vinserti32x4 insn.
4336 * config/i386/sse.md (i128vldq): New mode iterator.
4337 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4338 avx512dq and avx512vl alternatives.
4340 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4341 constraint, use maybe_evex prefix instead of vex.
4342 (vec_dupv4sf): Use v constraint instead of x for output
4343 operand except for noavx alternative, use Yv constraint
4344 instead of x for input. Use maybe_evex prefix instead of vex.
4345 (*vec_dupv4si): Likewise.
4346 (*vec_dupv2di): Likewise.
4348 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4351 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4352 (linearize_expr_tree): Call try_special_add_to_ops.
4353 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4355 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4357 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4358 to computed stack_usage.
4360 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4363 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4364 operand is subreg (symbol_ref) then move the symbol ref to register.
4366 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4368 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4370 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4373 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4376 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4378 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4379 ranges by calling get_single_symbol and tidy up. Look more closely
4380 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4382 2016-05-20 Jeff Law <law@redhat.com>
4384 * bitmap.c (bitmap_find_bit): Remove useless test.
4386 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4388 * function.c (thread_prologue_and_epilogue_insns): Commit the
4389 insertion of the epilogue.
4391 2016-05-20 Martin Jambor <mjambor@suse.cz>
4393 PR tree-optimization/70884
4394 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4395 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4396 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4397 of constant pool data as a reason for scalarization.
4399 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4401 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4402 for naked functions.
4403 (thumb1_expand_prologue): Likewise.
4405 2016-05-20 Nathan Sidwell <nathan@acm.org>
4407 * config/nvptx/nptx.c (nvptx_option_override): Only set
4408 flag_toplevel_reorder, if not explicitly specified. Set
4409 flag_no_common, unless explicitly specified.
4411 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4413 * calls.c (can_implement_as_sibling_call_p): Mark param
4414 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4416 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4418 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4419 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4420 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4422 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4423 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4426 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4428 * config/nvptx/nvptx.md (sincossf3): New pattern.
4430 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4432 * calls.c (maybe_complain_about_tail_call): New function.
4433 (initialize_argument_information): Call
4434 maybe_complain_about_tail_call when clearing *may_tailcall.
4435 (can_implement_as_sibling_call_p): Call
4436 maybe_complain_about_tail_call when returning false.
4437 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4438 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4439 if tail-call optimization fails.
4440 * cfgexpand.c (expand_call_stmt): Initialize
4441 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4442 * gimple-pretty-print.c (dump_gimple_call): Dump
4443 gimple_call_must_tail_p.
4444 * gimple.c (gimple_build_call_from_tree): Call
4445 gimple_call_set_must_tail with the value of
4446 CALL_EXPR_MUST_TAIL_CALL.
4447 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4448 (gimple_call_set_must_tail): New function.
4449 (gimple_call_must_tail_p): New function.
4450 * print-tree.c (print_node): Update printing of TREE_STATIC
4451 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4452 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4453 trailing comment listing applicable flags.
4454 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4456 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4458 * calls.c (expand_call): Move "Rest of purposes for tail call
4459 optimizations to fail" to...
4460 (can_implement_as_sibling_call_p): ...this new function, and
4461 split into multiple "if" statements.
4463 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4465 * cfgloop.h (expected_loop_iterations_unbounded,
4466 expected_loop_iterations): Unconstify.
4467 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4468 profile with known upper bound; return 3 when profile is absent.
4469 (expected_loop_iterations): Update.
4471 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4473 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4474 and get_max_loop_iterations_int.
4476 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4478 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4479 realistic upper bounds here.
4481 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4484 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4485 calls if the LHS is variable length or has addressable type.
4486 If targets[0]->decl is a noreturn call with void return type and
4487 zero arguments, adjust fntype and remove lhs in that case.
4489 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4491 PR tree-optimization/71079
4492 PR tree-optimization/71206
4493 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4495 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4497 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4498 (get_vec_alignment_for_array_decl): Likewise.
4499 (get_vec_alignment_for_record_decl): Likewise.
4500 (increase_alignment::execute): Move code to find alignment to
4501 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4502 (type_align_map): New hash_map.
4504 2016-05-20 Richard Guenther <rguenther@suse.de>
4506 PR tree-optimization/29756
4507 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4508 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4509 * fold-const.c (operand_equal_p): Likewise.
4510 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4511 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4512 * tree-inline.c (estimate_operator_cost): Likewise.
4513 * tree-pretty-print.c (dump_generic_node): Likewise.
4514 * tree-ssa-operands.c (get_expr_operands): Likewise.
4515 * cfgexpand.c (expand_debug_expr): Likewise.
4516 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4517 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4518 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4519 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4520 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4521 (execute_update_addresses_taken): Do it.
4523 2016-05-20 Richard Biener <rguenther@suse.de>
4525 PR tree-optimization/71185
4526 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4527 register operations.
4529 2016-05-20 Richard Biener <rguenther@suse.de>
4531 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4532 gimple_seq_add_seq_without_update.
4533 (release_bb_predicate): Assert we have no operands to free.
4534 (if_convertible_loop_p_1): Calculate post dominators later.
4535 Do not free BB predicates here.
4536 (combine_blocks): Do not recompute BB predicates.
4537 (version_loop_for_if_conversion): Save BB predicates around
4540 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4542 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4543 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4544 code. Ignore sibcalls on EDGE_IGNORE edges.
4545 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4546 on edges for sibcalls that run without prologue. The rest of the
4547 function is combined from...
4548 (fix_fake_fallthrough_edge): ... this, and ...
4549 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4550 function argument, make it a local variable.
4552 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4554 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4555 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4556 for 32-bit mode and SEH for 64-bit.
4557 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4558 TARGET_64BIT_DEFAULT.
4560 2016-05-19 Ryan Burn <contact@rnburn.com>
4562 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4563 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4565 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4567 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4568 force pending loads from memory.
4570 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4572 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4573 (UNSPEC_DARN_32): New unspec constant.
4574 (UNSPEC_DARN_RAW): New unspec constant.
4575 (darn_32): New instruction.
4576 (darn_raw): New instruction.
4577 (darn): New instruction.
4578 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4579 support and documentation for this macro.
4580 (BU_P9_MISC_1): New macro definition.
4581 (BU_P9_64BIT_MISC_0): New macro definition.
4582 (BU_P9_MISC_0): New macro definition.
4583 (darn_32): New builtin definition.
4584 (darn_raw): New builtin definition.
4585 (darn): New builtin definition.
4586 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4587 RS6000_BUILTIN_0 directives to surround each occurrence of
4588 #include "rs6000-builtin.def".
4589 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4590 RS6000_BTM_64BIT flags to the returned mask, depending on
4592 (def_builtin): Correct an error in the assignments made to the
4593 debugging variable attr_string.
4594 (rs6000_expand_builtin): Add support for no-operand built-in
4596 (builtin_function_type): Remove fatal_error assertion that is no
4598 (rs6000_common_init_builtins): Add support for no-operand built-in
4600 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4602 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4604 (RS6000_BTM_64BIT): New macro definition.
4605 * doc/extend.texi: Document __builtin_darn (void),
4606 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4609 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4611 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4612 max_loop_iterations_int.
4614 2016-05-19 Marek Polacek <polacek@redhat.com>
4616 PR tree-optimization/71031
4617 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4618 condition and adjust the code a bit.
4620 2016-05-19 Martin Liska <mliska@suse.cz>
4622 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4623 auto_vec instead of vec.
4625 2016-05-19 Martin Liska <mliska@suse.cz>
4627 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4629 2016-05-19 Martin Liska <mliska@suse.cz>
4631 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4633 2016-05-19 Martin Liska <mliska@suse.cz>
4635 * ipa-pure-const.c (set_function_state): Remove an existing
4637 (remove_node_data): Do not free it as it's released
4638 in set_function_state.
4640 2016-05-19 Martin Liska <mliska@suse.cz>
4642 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4645 2016-05-19 Martin Liska <mliska@suse.cz>
4647 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4649 2016-05-19 Martin Liska <mliska@suse.cz>
4651 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4652 an auto_vec instead of re-creating it.
4654 2016-05-19 Martin Liska <mliska@suse.cz>
4656 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4657 auto_vec instead of vec.
4659 2016-05-19 Martin Liska <mliska@suse.cz>
4661 * lto-section-in.c (lto_get_section_data): Call
4662 lto_check_version with additional argument.
4663 * lto-streamer.c (lto_check_version): Add new argument.
4664 * lto-streamer.h (lto_check_version): Likewise.
4666 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4668 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4669 Don't add cost of inner memory when handling sign-extended loads.
4671 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4673 PR rtl-optimization/71148
4674 * cse.c (cse_main): Free dominance info.
4675 (rest_of_handle_cse): Don't free dominance info.
4676 (rest_of_handle_cse2): Likewise.
4677 (rest_of_handle_cse_after_global_opts): Likewise.
4679 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4682 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4683 NULL_TREE early if NEON is not available. Remove now redundant check
4684 in ARM_CHECK_BUILTIN_MODE.
4686 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4689 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4690 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4691 * doc/cpp.texi: Document new macros.
4693 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4695 PR tree-optimization/69848
4696 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4697 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4699 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4701 * function.c (thread_prologue_and_epilogue_insn): Move the
4702 "goto epilogue_done" one block later.
4704 2016-05-19 Richard Biener <rguenther@suse.de>
4706 PR tree-optimization/70729
4707 * passes.def: Move LIM pass before PRE. Remove no longer
4708 required copyprop and move first DCE out of the loop pipeline.
4710 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4713 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4714 (OBJS-libcommon-target): ...here.
4715 * opts-common.c: Include spellcheck.h.
4716 (cmdline_handle_error): Build a vec of valid options and use it
4717 to suggest provide hints for misspelled arguments.
4719 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4722 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4723 lhs if it has TREE_ADDRESSABLE type.
4725 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4728 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4729 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4731 2016-05-18 Martin Jambor <mjambor@suse.cz>
4734 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4735 input for NOP_EXPR pass-through functions.
4736 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4737 aggregate global constant VAR_DECLs in constant jump functions.
4739 2016-05-18 Martin Jambor <mjambor@suse.cz>
4742 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4743 from TREE_READONLY parameters.
4745 2016-05-18 Martin Jambor <mjambor@suse.cz>
4748 * cgraph.h (cgraph_indirect_call_info): New field
4749 guaranteed_unmodified.
4750 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4751 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4753 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4754 pass the parameter value to ipa_find_agg_cst_for_param.
4755 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4756 guaranteed_unmodified, store AA results there instead of bailing out
4758 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4759 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4760 (find_constructor_constant_at_offset): New function.
4761 (ipa_find_agg_cst_from_init): Likewise.
4762 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4763 static initializers of contants, report back through a new paameter
4764 from_global_constant if that was the case.
4765 (try_make_edge_direct_simple_call): Also pass parameter value to
4766 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4768 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4769 (ipa_read_indirect_edge_info): Likewise.
4770 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4771 (ipa_load_from_parm_agg): Likewise.
4773 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4775 PR rtl-optimization/71150
4776 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4779 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4782 * config/rs6000/constraints.md (wE constraint): New constraint
4783 for a vector constant that can be loaded with XXSPLTIB.
4784 (wM constraint): New constraint for a vector constant of a 1's.
4785 (wS constraint): New constraint for a vector constant that can be
4786 loaded with XXSPLTIB and a vector sign extend instruction.
4787 * config/rs6000/predicates.md (xxspltib_constant_split): New
4788 predicates for wE/wS constraints.
4789 (xxspltib_constant_nosplit): Likewise.
4790 (easy_vector_constant): Add support for constants that can be
4791 loaded via XXSPLTIB.
4792 (all_ones_constant): New predicate for vector constant with all
4794 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4795 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4796 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4797 instruction and possibly with a sign extension.
4798 (output_vec_const_move): Add support for XXSPLTIB. If we are
4799 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4800 instead of XXLXOR/XXLORC.
4801 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4803 (rs6000_legitimize_reload_address): Likewise.
4804 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4806 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4807 combine VSX_M and VSX_M2 into one iterator.
4809 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4810 (VSINT_842): Likewise.
4811 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4812 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4813 XXSPLTIB instruction.
4814 (xxspltib_<mode>_nosplit): Likewise.
4815 (xxspltib_<mode>_split): New insn to load up constants with
4816 XXSPLTIB and a sign extend instruction.
4817 (vsx_mov<mode>): Replace single move that handled all vector types
4818 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4819 moves (when -mvsx-timode is in effect) into the main vector
4820 moves. Eliminate separate moves for <VSr> <VSa>, where the
4821 preferred register class (<VSr>) is listed first, and the
4822 secondary register class (<VSa>) is listed second with a '?' to
4823 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4824 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4825 that if the register was involved in a slow operation, the
4826 clear/set operation does not wait for the slow operation to
4827 finish. Adjust the length attributes for 32-bit mode. Use
4828 rs6000_output_move_128bit and drop the use of the string
4829 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4830 spacing so that the alternatives and attributes don't generate
4831 long lines, and put things in columns, so that it is easier to
4832 match up the operands and attributes with the insn alternatives.
4833 (vsx_mov<mode>_64bit): Likewise.
4834 (vsx_mov<mode>_32bit): Likewise.
4835 (vsx_movti_64bit): Fold movti into normal vector moves.
4836 (vsx_movti_32bit): Likewise.
4837 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4839 (vsx_splat_v4si_internal): Likewise.
4840 (vsx_splat_v4sf_internal): Likewise.
4841 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4842 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4843 extend vector elements.
4844 (vsx_sign_extend_hi_<mode>): Likewise.
4845 (vsx_sign_extend_si_v2di): Likewise.
4846 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4848 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4849 constraints. Add trailing period to wL documentation.
4851 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4854 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4855 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4856 * tree-call-cdce.c: Include tree-dfa.h.
4857 (can_guard_call_p): New function, extracted from...
4858 (can_use_internal_fn): ...here.
4859 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4861 (shrink_wrap_one_built_in_call): Likewise.
4862 (use_internal_fn): Likewise.
4863 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4864 and return void. Call replace_abnormal_ssa_names.
4865 (pass_call_cdce::execute): Check can_guard_call_p during the
4866 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4867 will always change something.
4869 2016-05-18 Martin Jambor <mjambor@suse.cz>
4872 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4873 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4875 2016-05-18 Martin Jambor <mjambor@suse.cz>
4878 * ipa-inline.h (condition): New field size.
4879 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4880 for comaprison and store it into the new condition.
4881 (evaluate_conditions_for_known_args): Use condition size to check
4882 access sizes for all but CHANGED conditions.
4883 (unmodified_parm_1): New parameter size_p, store access size into it.
4884 (unmodified_parm): Likewise.
4885 (unmodified_parm_or_parm_agg_item): Likewise.
4886 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4887 (set_cond_stmt_execution_predicate): Extract access sizes and store
4889 (set_switch_stmt_execution_predicate): Likewise.
4890 (will_be_nonconstant_expr_predicate): Likewise.
4891 (will_be_nonconstant_predicate): Likewise.
4892 (inline_read_section): Stream condition size.
4893 (inline_write_summary): Likewise.
4895 2016-05-18 Richard Biener <rguenther@suse.de>
4897 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4898 condition cost to PHI cost instead of total_cost.
4900 2016-05-18 Martin Liska <mliska@suse.cz>
4903 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4906 2016-05-18 Richard Biener <rguenther@suse.de>
4908 * lto-streamer.h (LTO_major_version): Bump to 6.
4910 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4912 * function.c (make_split_prologue_seq, make_prologue_seq,
4913 make_epilogue_seq): New functions, factored out from...
4914 (thread_prologue_and_epilogue_insns): Here.
4916 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4918 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4919 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4920 of before. Add a comment.
4922 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4924 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4925 expression pointer, not pointer to the pointer.
4927 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4929 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4930 (avx2_pbroadcast<mode>): Add another alternative with v instead
4931 of x constraints in it, using <pbroadcast_evex_isa> isa.
4932 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4934 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4935 constraint x instead of v in second alternative, add avx512bw
4938 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4939 constraint x instead of v in second alternative, add avx512bw
4942 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4943 constraint x instead of v in second alternative, add avx512bw
4946 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4947 avx512bw alternative.
4949 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4951 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4953 (define_insn "*andnottf3"): Ditto.
4954 (define_insn "*<code><mode>3"/any_logic): Ditto.
4955 (define_insn "*<code>tf3"/any_logic): Ditto.
4956 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4957 operand to block AVX-512VL insn variant emit when it is not enabled.
4959 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4961 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4962 constraint fot SF mode.
4964 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4965 Kirill Yukhin <kirill.yukhin@intel.com>
4967 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4969 (define_insn "rsqrt14<mode>"): Ditto.
4970 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4971 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4972 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4973 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4974 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4976 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4977 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4978 * config/i386/i386.c (ix86_print_operand): Expand check for size
4979 override codes for Intel syntax.
4981 2016-05-18 Richard Biener <rguenther@suse.de>
4983 PR tree-optimization/71168
4984 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4985 initialization earlier.
4987 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4989 * config/aarch64/aarch64-simd.md
4990 (aarch64_reduc_plus_internal<mode>): Rename to...
4991 (reduc_plus_scal): ...This, and remove previous implementation.
4993 2016-05-18 Richard Biener <rguenther@suse.de>
4995 * passes.def: Put late dse and cd_dce in canonical order.
4997 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4999 * ipa-inline-transform.c (preserve_function_body_p): Look for
5000 first non-thunk clone.
5001 (save_function_body): Save into first non-thunk.
5002 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5004 (lto_output_node): Inline thunks don't need body in every
5006 * lto-streamer-in.c: Do not fixup thunk clones.
5007 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5009 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5012 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5015 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5016 (reassociate_bb): Call transform_add_to_multiply.
5018 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5020 * config/aarch64/aarch64.c (all_extensions): Removed unused
5023 2016-05-17 Nathan Sidwell <nathan@acm.org>
5025 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5026 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5028 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5030 PR tree-optimization/54579
5032 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5034 2016-05-17 Marek Polacek <polacek@redhat.com>
5037 * tree-inline.c (expand_call_inline): Call
5038 maybe_remove_unused_call_args.
5040 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5042 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5043 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5044 * doc/md.texi (fmin@var{m}3): Likewise.
5046 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5048 * match.pd (X & C): New transformation.
5050 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5052 * match.pd (~X & Y): New transformation.
5054 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5056 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5057 information for new SSA_NAME.
5058 (simplify_conversion_using_ranges): Get range through get_range_info
5059 instead of get_value_range.
5061 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5063 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5064 Remove inline assembly.
5065 (vmvn_s16): Likewise.
5066 (vmvn_s32): Likewise.
5067 (vmvn_u8): Likewise.
5068 (vmvn_u16): Likewise.
5069 (vmvn_u32): Likewise.
5070 (vmvnq_s8): Likewise.
5071 (vmvnq_s16): Likewise.
5072 (vmvnq_s32): Likewise.
5073 (vmvnq_u8): Likewise.
5074 (vmvnq_u16): Likewise.
5075 (vmvnq_u32): Likewise.
5076 (vmvn_p8): Likewise.
5077 (vmvnq_p16): Likewise.
5079 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5081 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5083 (vmul_n_s16): Likewise.
5084 (vmul_n_s32): Likewise.
5085 (vmul_n_u16): Likewise.
5086 (vmul_n_u32): Likewise.
5087 (vmulq_n_f32): Likewise.
5088 (vmulq_n_f64): Likewise.
5089 (vmulq_n_s16): Likewise.
5090 (vmulq_n_s32): Likewise.
5091 (vmulq_n_u16): Likewise.
5092 (vmulq_n_u32): Likewise.
5094 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5096 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5097 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5099 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5101 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5102 to *aarch64_fma4_elt_from_dup<mode>.
5103 (*aarch64_fnma4_elt_to_128df): Rename to
5104 *aarch64_fnma4_elt_from_dup<mode>.
5105 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5106 (vfms_n_f32): Likewise.
5107 (vfms_n_f64): Likewise.
5108 (vfmsq_n_f32): Likewise.
5109 (vfmsq_n_f64): Likewise.
5111 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5113 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5115 2016-05-17 Richard Biener <rguenther@suse.de>
5117 PR tree-optimization/71132
5118 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5119 Only add control dependences for blocks in the loop.
5120 (build_rdg): Adjust.
5121 (generate_code_for_partition): Return whether loop should
5122 be destroyed and delay that.
5123 (distribute_loop): Likewise.
5124 (pass_loop_distribution::execute): Record loops to be destroyed
5125 and perform delayed destroying of loops.
5127 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5130 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5132 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5134 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5136 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5139 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5140 insertion point for instructions generated by validize_mem.
5142 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5144 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5147 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5149 * config/aarch64/aarch64.c
5150 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5151 rather than a macro.
5153 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5155 * doc/invoke.texi (AArch64 Options): Various updates.
5157 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5159 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5160 into instrumentation thunks.
5161 * cif-code.def (CIF_CHKP): New.
5163 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5165 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5167 2016-05-16 Martin Jambor <mjambor@suse.cz>
5169 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5170 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5172 2016-05-16 Marek Polacek <polacek@redhat.com>
5174 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5177 2016-05-16 Martin Jambor <mjambor@suse.cz>
5180 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5181 the outlined kernel function.
5183 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5185 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5186 (ISA_HAS_DLSA): Ditto.
5188 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5190 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5192 2016-05-16 Nathan Sidwell <nathan@acm.org>
5194 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5195 (nvptx_name_replacement): Restore. Add comment.
5196 (write_fn_proto, write_fn_proto_from_insn,
5197 nvptx_output_call_insn): Restore
5198 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5200 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5202 * config/aarch64/aarch64.md
5203 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5204 (add<mode>3_compareC_imm): Likewise.
5205 (<optab>si3_uxtw): Split into register and immediate variants.
5206 (andsi3_compare0_uxtw): Likewise.
5207 (and<mode>3_compare0): Likewise.
5208 (and<mode>3nr_compare0): Likewise.
5209 (stack_protect_test_<mode>): Don't use %x for memory operands.
5211 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5213 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5215 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5217 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5218 Split integer shifts into shift_reg and bfm.
5219 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5220 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5221 (ror<mode>3_insn): Likewise.
5222 (<optab>si3_insn_uxtw): Likewise.
5223 (<optab><mode>3_insn): Change to rotate_imm.
5224 (extr<mode>5_insn_alt): Likewise.
5225 (extrsi5_insn_uxtw): Likewise.
5226 (extrsi5_insn_uxtw_alt): Likewise.
5228 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5230 * doc/tm.texi: Regenerate.
5231 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5232 (TARGET_INVALID_RETURN_TYPE): Remove.
5233 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5234 TARGET_INVALID_RETURN_TYPE.
5235 * target.def (invalid_parameter_type): Remove.
5236 (invalid_return_type): Remove.
5238 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5240 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5241 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5243 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5245 (preserve_function_body_p): No need to preserve function body
5246 * cif-codes.def (CIF_THUNK): Remove.
5247 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5249 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5251 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5253 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5255 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5260 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5261 (inline_small_functions): Do not look for function symbol when
5264 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5266 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5269 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5270 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5271 Jiong Wang <jiong.wang@arm.com>
5273 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5274 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5275 Define __ARM_FP16_ARGS when appropriate.
5276 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5278 (arm_invalid_return_type): Likewise.
5279 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5280 (TARGET_INVALID_RETURN_TYPE): Remove.
5281 (aapcs_vfp_sub_candidate): Allow HFmode.
5282 (aapcs_vfp_allocate): Add comment. Support HFmode.
5283 (aapcs_vfp_allocate_return_reg): Likewise.
5284 (struct aapcs_cp_arg_layout): Slightly reword comments for
5285 is_return_candidate and allocate_return_reg.
5286 (output_mov_vfp): Update assert.
5287 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5289 (arm_invalid_parameter_type): Remove.
5290 (amr_invalid_return_type): Remove.
5291 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5292 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5293 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5295 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5297 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5298 * config/aarch64/arch64-protos.h
5299 (aarch64_legitimize_reload_address): Remove.
5300 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5303 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5305 * configure.ac: Add ACX_NONCANONICAL_HOST.
5306 * configure: Regenerate.
5307 * Makefile.in: Set host_noncanonical.
5309 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.md (*movtf_internal): Before register allocation,
5313 do not allow FP constants for CM_MEDIUM memory model, allow only
5314 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5315 (*movxf_internal): Ditto.
5316 (*movdf_internal): Ditto.
5317 (*movsf_internal): Ditto.
5319 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5321 PR rtl-optimization/67483
5322 * combine.c (make_compound_operation): Don't call extract_left_shift
5323 with negative shift amounts.
5325 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5328 * fold-const.c (fold_checksum_tree): Allow modification
5329 of TYPE_ALIAS_SET during folding.
5331 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5332 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5333 (ix86_split_to_parts): Likewise. Fix up formatting.
5335 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5337 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5338 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5341 2016-05-13 Nathan Sidwell <nathan@acm.org>
5343 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5344 (nvptx_name_replacement): Delete.
5345 (write_fn_proto, write_fn_proto_from_insn,
5346 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5347 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5348 * langhooks.c (add_builtin_funcction_common): Call
5349 targetm.mangle_decl_assembler_name.
5351 * config/nvptx/nvptx.c (write_fn_proto): Handle
5352 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5354 2016-05-13 Martin Liska <mliska@suse.cz>
5356 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5357 and PRIu64 in printf format.
5359 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5361 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5364 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5366 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5367 Change --param max-completely-peeled-times to
5368 --param max-completely-peel-times in dump file printing.
5370 2016-05-13 Richard Biener <rguenther@suse.de>
5372 PR tree-optimization/42587
5373 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5374 (find_bswap_or_nop_1): Likewise.
5375 (bswap_replace): Likewise.
5377 2016-05-13 Martin Liska <mliska@suse.cz>
5379 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5380 Initialize a variable with default value.
5382 2016-05-13 Martin Liska <mliska@suse.cz>
5384 * doc/invoke.texi: Enhance explanation of error recovery
5387 2016-05-13 Martin Liska <mliska@suse.cz>
5389 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5390 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5391 (iv_inv_expr_ent *).
5392 (struct iv_inv_expr_ent): Comment struct fields.
5393 (sort_iv_inv_expr_ent): New function.
5394 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5395 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5396 a hash_map between iv_inv_expr_ent and number of usages.
5397 (niter_for_exit): Fix coding style.
5398 (tree_ssa_iv_optimize_init): Use renamed variable.
5399 (determine_base_object): Fix coding style.
5400 (alloc_iv): Likewise.
5401 (find_interesting_uses_outside): Likewise.
5402 (add_candidate_1): Likewise.
5403 (add_standard_iv_candidates): Likewise.
5404 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5405 (prepare_decl_rtl): Fix coding style.
5406 (get_address_cost): Likewise.
5407 (get_shiftadd_cost): Likewise.
5408 (force_expr_to_var_cost): Likewise.
5409 (compare_aff_trees): Likewise.
5410 (get_expr_id): Restructure the function.
5411 (get_loop_invariant_expr_id): Renamed to
5412 get_loop_invariant_expr.
5413 (get_computation_cost_at): Replace usage of inv_expr_id with
5415 (get_computation_cost): Likewise.
5416 (determine_group_iv_cost_generic): Likewise.
5417 (determine_group_iv_cost_address): Likewise.
5418 (iv_period): Fix coding style.
5419 (iv_elimination_compare_lt): Likewise.
5420 (may_eliminate_iv): Likewise.
5421 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5423 (determine_group_iv_costs): Dump invariant expressions.
5424 (iv_ca_recount_cost): Use the newly added hash_map.
5425 (iv_ca_set_remove_invariants): Fix coding style.
5426 (iv_ca_set_add_invariants): Fix coding style.
5427 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5429 (iv_ca_set_cp): Likewise.
5430 (iv_ca_new): Initialize the newly added hash_map and remove
5431 initialization of fields.
5432 (iv_ca_free): Delete the hash_map.
5433 (iv_ca_dump): Dump invariant expressions.
5434 (iv_ca_extend): Fix coding style.
5435 (try_add_cand_for): Likewise.
5436 (create_new_ivs): Dump information about # of avg iterations and
5437 # of used invariant expressions.
5438 (rewrite_use_compare): Fix coding style.
5439 (free_loop_data): Set default value for max_inv_expr_id.
5441 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5443 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5444 returned value cse_cfg_altered computation.
5445 (rest_of_handle_cse2): Likewise.
5446 (rest_of_handle_cse_after_global_opts): Likewise.
5448 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5451 * config/arm/arm.c (arm32_output_mi_thunk): New.
5452 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5453 to split Thumb1 vs TARGET_32BIT functionality.
5454 (arm_thumb1_mi_thunk): New.
5456 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5458 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5461 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5464 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5466 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5468 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5469 (expand_builtin_trap): Emit a regular call.
5470 (set_builtin_user_assembler_name): Remove obsolete cases.
5471 * dse.c (scan_insn): Adjust.
5472 * except.c: Include calls.h.
5473 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5474 emit a regular call to setjmp.
5475 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5476 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5477 (emit_block_move_via_libcall): Delete.
5478 (block_move_fn): Delete.
5479 (init_block_move_fn): Likewise.
5480 (emit_block_move_libcall_fn): Likewise.
5481 (emit_block_op_via_libcall): New function.
5482 (set_storage_via_libcall): Tidy up and use memset builtin.
5483 (block_clear_fn): Delete.
5484 (init_block_clear_fn): Likewise.
5485 (clear_storage_libcall_fn): Likewise.
5486 (expand_assignment): Call emit_block_move_via_libcall.
5487 Do not include gt-expr.h.
5488 * expr.h (emit_block_op_via_libcall): Declare.
5489 (emit_block_copy_via_libcall): New inline function.
5490 (emit_block_move_via_libcall): Likewise.
5491 (emit_block_comp_via_libcall): Likewise.
5492 (block_clear_fn): Delete.
5493 (init_block_move_fn): Likewise.
5494 (init_block_clear_fn): Likewise.
5495 (emit_block_move_via_libcall): Likewise.
5496 (set_storage_via_libcall): Add default parameter value.
5497 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5498 (abort_libfunc): Delete.
5499 (memcpy_libfunc): Likewise.
5500 (memmove_libfunc): Likewise.
5501 (memcmp_libfunc): Likewise.
5502 (memset_libfunc): Likewise.
5503 (setbits_libfunc): Likewise.
5504 (setjmp_libfunc): Likewise.
5505 (longjmp_libfunc): Likewise.
5506 (profile_function_entry_libfunc): Likewise.
5507 (profile_function_exit_libfunc): Likewise.
5508 (gcov_flush_libfunc): Likewise.
5509 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5510 and DECL_VISIBILITY on the declaration.
5511 (init_optabs): Do not initialize obsolete libfuncs.
5512 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5513 * tree-core.h (ECF_RET1): Define.
5514 (ECF_TM_PURE): Adjust.
5515 (ECF_TM_BUILTIN): Likewise.
5516 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5517 (build_common_builtin_nodes): Initialize abort builtin.
5518 Add ECF_RET1 on memcpy, memmove and memset builtins.
5519 Pass final flags for alloca and alloca_with_align builtins.
5520 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5522 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5523 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5524 set_storage_via_libcall and call emit_block_copy_via_libcall.
5526 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5529 DImode before it is passed to ix86_output_call_operand.
5530 (*call_value_got_x32): Ditto for operand 1.
5532 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5534 PR rtl-optimization/70904
5535 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5536 reload for wide mode.
5538 2016-05-12 Marek Polacek <polacek@redhat.com>
5541 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5542 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5543 * langhooks.h (incomplete_type_error): Likewise.
5544 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5545 parameter, pass it down to incomplete_type_error.
5546 * tree.h (size_in_bytes): New inline overload.
5547 (size_in_bytes_loc): Renamed from size_in_bytes.
5549 2016-05-12 Richard Biener <rguenther@suse.de>
5551 PR tree-optimization/71059
5552 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5553 nary before looking up or entering the expression into the VN
5555 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5556 Make sure to re-use NARYs without result as inserted by
5559 2016-05-12 Richard Biener <rguenther@suse.de>
5561 PR tree-optimization/71062
5562 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5564 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5565 vars_contains_restrict if the var is a restrict tag.
5566 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5567 do not disambiguate pointers against it.
5568 (dump_points_to_solution): Re-structure and adjust for new
5569 vars_contains_restrict flag.
5570 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5572 2016-05-12 Martin Liska <mliska@suse.cz>
5574 * doc/invoke.texi: Explain connection between
5575 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5577 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5579 PR tree-optimization/71006
5580 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5581 consider COND_EXPR as a mask producer.
5583 2016-05-12 Marek Polacek <polacek@redhat.com>
5586 * opts.c (common_handle_option): Detect missing argument for --help^.
5588 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5591 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5592 when popping the PC and within an interrupt handler routine.
5593 Add missing tab to output of "ldmfd".
5594 (output_return_instruction): Output LDMFD with SP update rather
5595 than POP when returning from interrupt handler.
5597 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5599 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5600 TARGET_64BIT && TARGET_AVX512DQ.
5601 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5602 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5603 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5604 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5605 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5606 (*vec_extractv4si_zext): Add avx512dq alternative.
5607 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5608 use v instead of x constraint in other alternatives where possible.
5610 * config/i386/sse.md (sse2_loadld): Use v instead of x
5611 constraint in alternatives 0,1,4.
5613 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5614 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5615 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5618 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5619 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5620 is not emitted unless TARGET_AVX512BW.
5621 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5622 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5623 for the result operand.
5625 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5626 constraint instead of x in avx alternatives. Use maybe_evex instead
5629 * config/i386/constraints.md (Yv): New constraint.
5630 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5631 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5632 * config/i386/i386.md (avx512fvecmode): New mode attr.
5633 (*pushtf): Use v constraint instead of x.
5634 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5635 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5636 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5637 (*absnegtf2_sse): Likewise.
5638 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5639 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5640 avx512f alternatives.
5641 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5643 2016-05-12 Richard Biener <rguenther@suse.de>
5645 PR tree-optimization/71060
5646 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5647 require exact match of DR_BASE_OBJECT but only matching address and
5650 2016-05-12 Richard Biener <rguenther@suse.de>
5652 PR tree-optimization/70986
5653 * cfganal.c: Include cfgloop.h.
5654 (dfs_find_deadend): Prefer to take edges exiting loops.
5656 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5658 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5659 compile and run time.
5661 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5664 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5666 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.c (legitimize_pic_address): Use
5669 copy_to_suggested_reg instead of gen_movsi.
5671 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5674 the code into quad_address_p and call it to share code with
5675 vsx_quad_dform_memory_operand.
5676 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5678 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5679 bit instead of being a separate word. Split -mpower9-dform into
5680 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5681 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5682 for the register class supporting 128-bit quad word memory offsets.
5683 (mode_supports_vsx_dform_quad): Helper function to return if the
5684 register class uses quad word memory offsets.
5685 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5686 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5687 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5688 instructions are enabled, set up the appropriate addr_masks for
5690 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5691 -mpower9-dform-scalar, instead of -mpower9-dform.
5692 (rs6000_option_override_internal): Split -mpower9-dform into two
5693 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5694 -mpower9-dform switch sets or clears both. If we are not using
5695 the LRA register allocator, do not enable -mpower9-dform-vector by
5696 default. If we are using LRA, enable -mpower9-dform-vector and
5697 -mvsx-timode if it is appropriate. Issue a warning if either
5698 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5700 (quad_address_offset_p): New helper function to return if the
5701 offset is legal for quad word memory instructions.
5702 (quad_address_p): New function to determin if GPR or vector
5703 register quad word memory addresses are legal.
5704 (mem_operand_gpr): Validate quad word address offsets.
5705 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5706 d-form (register + offset) instructions.
5707 (offsettable_ok_by_alignment): Likewise.
5708 (rs6000_legitimate_offset_address_p): Likewise.
5709 (legitimate_lo_sum_address_p): Likewise.
5710 (rs6000_legitimize_address): Likewise.
5711 (rs6000_legitimize_reload_address): Add more debug statements for
5713 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5714 d-form instructions.
5715 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5716 d-form instructions. Distinguish different cases in debug
5717 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5718 d-form instructions.
5719 (rs6000_preferred_reload_class): Likewise.
5720 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5721 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5722 of the ISA 2.06 indexed memory instructions.
5723 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5724 use them to save/restore the saved vector registers instead of
5725 using Altivec instructions.
5726 (rs6000_emit_epilogue): Likewise.
5727 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5728 (rs6000_opt_masks): Split -mpower9-dform into
5729 -mpower9-dform-scalar and -mpower9-dform-vector.
5730 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5732 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5733 ISA 3.0 vector indexed memory instructions, and fold the code into
5734 the normal mov<mode> patterns.
5735 (p9_vecstore_<mode>): Likewise.
5736 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5738 (vsx_movti_64bit): Likewise.
5739 (vsx_movti_32bit): Likewise.
5740 * config/rs6000/constraints.md (wO constraint): New constraint for
5741 ISA 3.0 vector d-form support.
5742 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5743 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5744 include -mpower9-dform-vector until we switch over to LRA.
5745 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5746 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5747 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5748 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5749 for -mpower9-dform and -mlra.
5750 * doc/md.texi (wO constraint): Document wO constraint.
5752 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5754 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5755 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5756 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5757 Move handling of non-insn arguments inline into the sole user:
5758 (output_trans_func): ...here.
5759 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5760 in emitted function prototype.
5761 (output_internal_insn_latency_func): Ditto. Simplify.
5762 (output_internal_maximal_insn_latency_func): Ditto. Delete
5763 always-unused argument.
5764 (output_insn_latency_func): Ditto.
5765 (output_maximal_insn_latency_func): Ditto.
5767 2016-05-11 Richard Biener <rguenther@suse.de>
5769 PR tree-optimization/71055
5770 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5771 sth with precision not equal to access size verify we don't chop
5774 2016-05-11 Richard Biener <rguenther@suse.de>
5777 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5778 (dwarf2out_finish): Move retry_incomplete_types call ...
5779 (dwarf2out_early_finish): ... here.
5781 2016-05-11 Richard Biener <rguenther@suse.de>
5784 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5785 if the langhook insists on it.
5786 * fold-const.c (make_bit_field_ref): Add arg for the original
5787 reference and preserve its alias-set.
5788 (decode_field_reference): Take exp by reference and adjust it
5789 to the original memory reference.
5790 (optimize_bit_field_compare): Adjust callers.
5791 (fold_truth_andor_1): Likewise.
5792 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5794 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5797 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5798 * cfgrtl.c (delete_insn_and_edges): Likewise.
5799 * config/i386/i386.c (convert_scalars_to_vector): Remove
5801 * cse.c (cse_insn): Compute cse_cfg_altered.
5802 (delete_trivially_dead_insns): Likewise.
5803 (cse_cc_succs): Likewise.
5804 (rest_of_handle_cse): Free dominance info if required.
5805 (rest_of_handle_cse2): Likewise.
5806 (rest_of_handle_cse_after_global_opts): Likewise.
5808 2016-05-11 Alan Modra <amodra@gmail.com>
5810 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5811 abi_v4_pass_in_fpr): New functions.
5812 (rs6000_function_arg_boundary): Exclude complex IBM long double
5813 from 64-bit alignment when ABI_V4.
5814 (rs6000_function_arg, rs6000_function_arg_advance_1,
5815 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5817 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5819 PR rtl-optimization/71028
5820 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5821 jump with just a return in the fallthrough block if the branch
5822 block contains just a return as well.
5824 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5826 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5827 * match.pd ((X & Y) ^ Y): ... this.
5828 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5829 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5831 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5833 * read-md.c (require_char_ws): New function.
5834 (read_string): Simplify using require_char_ws.
5835 (handle_constants): Likewise.
5836 (handle_enum): Likewise.
5837 (handle_file): Likewise.
5838 * read-md.h (require_char_ws): New declaration.
5839 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5840 (read_mapping): Likewise.
5841 (read_rtx_code): Likewise.
5842 (read_nested_rtx): Likewise.
5844 2016-05-10 James Norris <jnorris@codesourcery.com>
5846 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5847 if offloading is enabled and -fopenacc or -fopenmp is specified.
5848 (CRTOFFLOADEND): Likewise.
5849 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5850 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5852 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5854 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5855 gotoff_operand code paths. Use copy_to_suggested_regs and
5856 expand_simple_binop where appropriate. Cleanup.
5858 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5861 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5863 (dimode_scalar_chain::vector_const_cost): New.
5864 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5865 (dimode_scalar_chain::convert_op): Likewise.
5866 (dimode_scalar_chain::convert_insn): Likewise.
5868 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5870 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5871 unary operation, not a binary one.
5873 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5876 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5877 calls with type casted fndecl.
5879 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5881 PR tree-optimization/70786
5882 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5883 * calls.c (initialize_argument_information): Bind bounds
5884 with corresponding args passed by reference.
5886 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5889 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5890 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5891 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5894 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5897 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5898 code for a zero scale factor.
5899 (vsx_xvcvdpuxds_scale): Likewise.
5901 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5903 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5904 if show_ruler_p was set on the context.
5905 (layout::show_ruler): New method.
5906 * diagnostic.h (struct diagnostic_context): Add field
5909 2016-05-10 Richard Biener <rguenther@suse.de>
5911 PR tree-optimization/71039
5912 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5913 (chk_uses): New function.
5914 (propagate_with_phi): Verify we can safely replicate the lhs of an
5915 aggregate assignment on all incoming edges.
5917 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5919 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5921 (rx_atomic_sequence): New class.
5922 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5923 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5925 (rx_atomic_sequence::rx_atomic_sequence,
5926 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5927 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5928 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5929 CTRLREG_INTB): New constants.
5930 (FETCHOP): New code iterator.
5931 (fethcop_name, fetchop_name2): New iterator code attributes.
5932 (QIHI): New mode iterator.
5933 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5934 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5935 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5937 2016-05-10 Martin Liska <mliska@suse.cz>
5939 * tree-inline.c (remap_dependence_clique): Do not remap
5940 debugging statements.
5942 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5944 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5945 ("*fixuns_truncdfdi2_z13")
5946 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5947 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5948 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5950 2016-05-10 Richard Biener <rguenther@suse.de>
5952 PR tree-optimization/70497
5953 PR tree-optimization/28367
5954 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5956 (visit_reference_op_load): ... here.
5957 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5958 with simplified BIT_FIELD_REFs.
5959 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5960 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5963 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5965 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5966 documentation comment. For BLOCK nodes, add a
5967 DW_AT_abstract_origin attribute that points to the DIE generated
5968 for the origin BLOCK.
5969 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5970 blocks from inlined functions.
5972 2016-05-10 Alan Modra <amodra@gmail.com>
5975 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5976 regrename modifying insns saving lr before __morestack call.
5977 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5978 insns restoring lr after __morestack call.
5980 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5982 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5983 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5985 * config/i386/sse.md (vec_interleave_high<mode>,
5986 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5987 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5989 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5991 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5992 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5993 parallel reassociation for power8 and forward.
5995 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/i386.md (absneg splitters with general regs): Use
5998 general_reg_operand predicate.
5999 (btsq peephole2): Use x86_64_immediate_operand to check if new
6000 value is suitable for immediate operand. Generate emitted insn
6001 using RTL expressions.
6002 (btcq peephole2): Ditto.
6003 (btrq peephole2): Ditto. Generate correct immediate operand
6006 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6008 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6011 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6013 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6014 pointer dereference.
6016 2016-05-09 Richard Biener <rguenther@suse.de>
6018 PR tree-optimization/70985
6019 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6020 op0 isn't a gimple register.
6022 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6024 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6025 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6026 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6027 (i6400_fpu_mult): New cpu units.
6028 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6029 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6030 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6031 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6032 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6033 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6034 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6035 (i6400_msa_long_float4, i6400_msa_long_float5)
6036 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6037 (i6400_msa_fdiv_sf): New reservations.
6038 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6039 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6040 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6041 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6042 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6043 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6044 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6045 (msa_short_store4, msa_long_load, msa_short_store)
6046 (msa_long_logic, msa_long_float2, msa_long_float4)
6047 (msa_long_float5, msa_long_float8, msa_long_mult)
6048 (msa_long_fdiv, msa_long_div): New reservations.
6050 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6051 Sameera Deshpande <sameera.deshpande@imgtec.com>
6052 Matthew Fortune <matthew.fortune@imgtec.com>
6053 Graham Stott <graham.stott@imgtec.com>
6054 Chao-ying Fu <chao-ying.fu@imgtec.com>
6056 * config.gcc: Add MSA header file for mips*-*-* target.
6057 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6058 (Ubv8i, Urv8): New constraints.
6059 * config/mips/mips-ftypes.def: Add function types for MSA
6061 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6062 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6063 * config/mips/mips-msa.md: New file.
6064 * config/mips/mips-protos.h
6065 (mips_split_128bit_const_insns): New prototype.
6066 (mips_msa_idiv_insns): Likewise.
6067 (mips_split_128bit_move): Likewise.
6068 (mips_split_128bit_move_p): Likewise.
6069 (mips_split_msa_copy_d): Likewise.
6070 (mips_split_msa_insert_d): Likewise.
6071 (mips_split_msa_fill_d): Likewise.
6072 (mips_expand_msa_branch): Likewise.
6073 (mips_const_vector_same_val_p): Likewise.
6074 (mips_const_vector_same_bytes_p): Likewise.
6075 (mips_const_vector_same_int_p): Likewise.
6076 (mips_const_vector_shuffle_set_p): Likewise.
6077 (mips_const_vector_bitimm_set_p): Likewise.
6078 (mips_const_vector_bitimm_clr_p): Likewise.
6079 (mips_msa_vec_parallel_const_half): Likewise.
6080 (mips_msa_output_division): Likewise.
6081 (mips_ldst_scaled_shift): Likewise.
6082 (mips_expand_vec_cond_expr): Likewise.
6083 * config/mips/mips.c (enum mips_builtin_type): Add
6084 MIPS_BUILTIN_MSA_TEST_BRANCH.
6085 (mips_gen_const_int_vector_shuffle): New prototype.
6086 (mips_const_vector_bitimm_set_p): New function.
6087 (mips_const_vector_bitimm_clr_p): Likewise.
6088 (mips_const_vector_same_val_p): Likewise.
6089 (mips_const_vector_same_bytes_p): Likewise.
6090 (mips_const_vector_same_int_p): Likewise.
6091 (mips_const_vector_shuffle_set_p): Likewise.
6092 (mips_symbol_insns): Forbid loading symbols via immediate for
6094 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6096 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6098 (mips_lx_address_p): Add support load indexed address for MSA.
6099 (mips_address_insns): Add calculation of instructions needed for
6100 stores and loads for MSA.
6101 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6102 CONST_VECTOR for MSA and let it fall through.
6103 (mips_ldst_scaled_shift): New function.
6104 (mips_subword_at_byte): Likewise.
6105 (mips_msa_idiv_insns): Likewise.
6106 (mips_legitimize_move): Validate MSA moves.
6107 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6108 calculation of costs for MSA division.
6109 (mips_split_move_p): Check if MSA moves need splitting.
6110 (mips_split_move): Split MSA moves if necessary.
6111 (mips_split_128bit_move_p): New function.
6112 (mips_split_128bit_move): Likewise.
6113 (mips_split_msa_copy_d): Likewise.
6114 (mips_split_msa_insert_d): Likewise.
6115 (mips_split_msa_fill_d): Likewise.
6116 (mips_output_move): Handle MSA moves.
6117 (mips_expand_msa_branch): New function.
6118 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6119 Reinstate 'y' modifier.
6120 (mips_file_start): Add MSA .gnu_attribute.
6121 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6123 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6124 (mips_class_max_nregs): Add register size for MSA supported mode.
6125 (mips_cannot_change_mode_class): Allow conversion between MSA
6126 vector modes and TImode.
6127 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6129 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6130 (mips_preferred_simd_mode): Add preffered modes for MSA.
6131 (mips_vector_mode_supported_p): Add MSA supported modes.
6132 (mips_autovectorize_vector_sizes): New function.
6133 (mips_msa_output_division): Likewise.
6134 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6135 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6136 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6137 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6138 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6139 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6140 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6141 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6142 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6143 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6144 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6145 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6146 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6147 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6148 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6149 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6150 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6151 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6152 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6153 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6154 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6155 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6156 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6157 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6158 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6159 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6160 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6161 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6162 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6163 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6164 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6165 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6166 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6167 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6168 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6169 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6170 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6171 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6172 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6173 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6174 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6175 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6176 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6177 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6178 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6179 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6180 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6181 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6182 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6183 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6184 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6185 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6186 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6187 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6188 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6189 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6190 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6191 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6192 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6193 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6194 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6195 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6196 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6197 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6198 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6199 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6200 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6201 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6202 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6203 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6204 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6205 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6206 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6207 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6208 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6209 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6210 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6211 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6212 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6213 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6214 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6215 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6216 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6217 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6218 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6219 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6220 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6221 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6222 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6223 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6224 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6225 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6226 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6227 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6228 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6229 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6230 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6231 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6232 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6233 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6234 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6235 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6236 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6237 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6238 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6239 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6240 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6241 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6242 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6243 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6244 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6245 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6246 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6247 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6248 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6249 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6250 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6251 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6252 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6253 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6254 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6255 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6256 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6257 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6258 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6259 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6260 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6261 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6262 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6263 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6264 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6265 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6266 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6267 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6268 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6269 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6270 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6271 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6272 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6273 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6274 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6275 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6276 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6277 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6278 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6279 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6280 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6281 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6282 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6283 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6284 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6286 (mips_get_builtin_decl_index): New array.
6287 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6288 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6289 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6290 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6291 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6293 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6295 (mips_expand_builtin_insn): Prepare operands for
6296 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6297 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6298 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6299 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6300 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6301 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6302 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6303 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6304 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6305 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6306 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6307 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6308 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6309 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6310 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6311 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6312 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6313 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6314 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6315 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6316 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6317 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6318 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6319 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6320 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6321 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6322 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6323 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6324 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6325 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6326 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6327 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6328 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6329 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6330 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6331 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6332 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6333 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6334 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6335 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6336 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6337 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6338 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6339 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6340 These are set implicitly and an error is reported if overridden.
6341 (mips_expand_builtin_msa_test_branch): New function.
6342 (mips_expand_msa_shuffle): Likewise.
6343 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6344 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6345 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6346 (mips_expand_vec_unpack): Add support for MSA.
6347 (mips_expand_vector_init): Likewise.
6348 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6349 instead of const0_rtx.
6350 (mips_msa_vec_parallel_const_half): New function.
6351 (mips_gen_const_int_vector): Likewise.
6352 (mips_gen_const_int_vector_shuffle): Likewise.
6353 (mips_expand_msa_cmp): Likewise.
6354 (mips_expand_vec_cond_expr): Likewise.
6355 * config/mips/mips.h
6356 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6357 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6359 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6360 (ISA_HAS_MSA): New macro.
6361 (UNITS_PER_MSA_REG): Likewise.
6362 (BITS_PER_MSA_REG): Likewise.
6363 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6364 (MSA_REG_FIRST): New macro.
6365 (MSA_REG_LAST): Likewise.
6366 (MSA_REG_NUM): Likewise.
6367 (MSA_REG_P): Likewise.
6368 (MSA_REG_RTX_P): Likewise.
6369 (MSA_SUPPORTED_MODE_P): Likewise.
6370 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6371 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6372 * config/mips/mips.md: Include mips-msa.md.
6373 (alu_type): Add simd_add.
6374 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6375 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6376 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6377 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6378 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6379 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6380 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6381 simd_move, simd_load, simd_store. Choose "multi" for moves
6383 (qword_mode): New attribute.
6384 (insn_count): Add instruction count for quad moves.
6385 Increase the count for MIPS SIMD division.
6386 (UNITMODE): Add UNITMODEs for vector types.
6387 (addsub): New code iterator.
6388 * config/mips/mips.opt (mmsa): New option.
6389 * config/mips/msa.h: New file.
6390 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6392 * config/mips/mti-linux.h: Likewise.
6393 * config/mips/predicates.md
6394 (const_msa_branch_operand): New constraint.
6395 (const_uimm3_operand): Likewise.
6396 (const_uimm4_operand): Likewise.
6397 (const_uimm5_operand): Likewise.
6398 (const_uimm8_operand): Likewise.
6399 (const_imm5_operand): Likewise.
6400 (aq10b_operand): Likewise.
6401 (aq10h_operand): Likewise.
6402 (aq10w_operand): Likewise.
6403 (aq10d_operand): Likewise.
6404 (const_m1_operand): Likewise.
6405 (reg_or_m1_operand): Likewise.
6406 (const_exp_2_operand): Likewise.
6407 (const_exp_4_operand): Likewise.
6408 (const_exp_8_operand): Likewise.
6409 (const_exp_16_operand): Likewise.
6410 (const_vector_same_val_operand): Likewise.
6411 (const_vector_same_simm5_operand): Likewise.
6412 (const_vector_same_uimm5_operand): Likewise.
6413 (const_vector_same_uimm6_operand): Likewise.
6414 (const_vector_same_uimm8_operand): Likewise.
6415 (par_const_vector_shf_set_operand): Likewise.
6416 (reg_or_vector_same_val_operand): Likewise.
6417 (reg_or_vector_same_simm5_operand): Likewise.
6418 (reg_or_vector_same_uimm6_operand): Likewise.
6419 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6421 * doc/invoke.texi (-mmsa): Document new option.
6423 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6425 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6426 * configure: Regenerate.
6427 * config.in: Regenerate.
6428 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6430 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6431 (ENDFILE_VTV_SPEC): Define.
6433 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6435 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6436 registers in all interrupt handlers if necessary.
6437 (rl78_option_override): Add warning.
6438 (MUST_SAVE_MDUC_REGISTERS): New macro.
6439 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6440 * config/rl78/rl78.c (check_mduc_usage): New function.
6441 (mduc_regs): New structure to hold MDUC register data.
6442 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6443 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6444 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6445 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6446 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6447 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6449 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6451 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6452 (tree-ssa-loop-niter.h): Ditto.
6453 (idx_within_array_bound, ref_within_array_bound): New functions.
6454 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6455 Factor out check on writable base object to ...
6456 (base_object_writable): ... here.
6458 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6460 * config/arm/arm.md (probe_stack): Add modes to set source
6463 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6465 * regrename.c (base_reg_class_for_rename): New static function.
6466 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6468 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6470 * cgraph.c (thunk_adjust): Export.
6471 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6472 * cgraphunit.c (thunk_adjust): Export.
6473 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6475 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6477 * tree-inline.c (expand_call_inline): Expand thunks inline.
6479 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6483 (*sse2_vd_cvtss2sd): Ditto.
6484 * config/i386/i386.md
6485 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6486 Generate *sse2_vd_cvtsd2ss pattern.
6487 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6488 Generate *sse2_vd_cvtss2sd pattern.
6490 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6492 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6493 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6496 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6498 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6499 * config/sh/sh.c: Define and declare variables on first use throughout
6501 (current_function_interrupt): Change to bool type.
6502 (frame_insn): Rename to emit_frame_insn and update users.
6503 (push_regs): Use bool for 'interrupt_handler' argument.
6504 (save_schedule_s): Remove.
6505 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6506 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6507 targetm.asm_out.unaligned_op.di.
6508 (gen_far_branch): Remove redundant forward declaration.
6509 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6510 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6511 (sh_set_return_address, sh_function_ok_for_sibcall,
6512 scavenge_reg): Update comments.
6513 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6514 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6515 (sh_attr_renesas_p): Remove unnecessary parentheses.
6516 (branch_dest): Simplify.
6517 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6518 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6519 (CUMULATIVE_ARGS): Change macro to typedef.
6520 (current_function_interrupt): Change to bool type.
6521 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6522 Surround with __cplusplus ifdef.
6523 (sh_compare_op0, sh_compare_op1): Remove.
6524 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6526 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6528 * config/arm/arm.md: (arch): Add neon.
6529 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6530 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6531 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6532 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6533 attributes for alt renumbering. Mark alt 3 as non-predicable.
6534 (thumb2_movdf_vfp): Likewise.
6536 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6539 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6540 (*andqi_1): Add preferred_for_speed attribute to disparage
6541 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6542 (*<code>qi_1): Ditto.
6543 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6544 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6545 (*ashlqi3_1): Ditto.
6546 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6547 Add preferred_for_size attribute to disparage alternative 0 and
6548 preferred_for_speed attribute to disparage alternative 1 for
6549 TARGET_PARTIAL_REG_STALL targets.
6551 2016-05-07 Tom de Vries <tom@codesourcery.com>
6553 PR tree-optimization/70956
6554 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6557 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6559 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6560 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6561 * config/sh/sh.md (branch_zero): Remove define_attr.
6562 (define_delay): Disable delay slot if branch distance is one insn.
6564 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6566 * config/i386/i386.md (LEAMODE): New mode attribute.
6567 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6568 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6569 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6570 operand 2 predicate.
6571 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6572 (*lea<mode>_general_3): Ditto.
6573 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6575 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6577 * genmddump.c (main): Convert argv from char ** to const char **.
6579 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6581 * coretypes.h (OVERRIDE): New macro.
6584 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6586 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6587 allow coalescing if the types are compatible.
6589 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6591 * pass_manager.h (pass_manager::register_pass_name): New method.
6592 (pass_manager::get_pass_by_name): New method.
6593 (pass_manager::create_pass_tab): New method.
6594 (pass_manager::m_name_to_pass_map): New field.
6595 * passes.c (name_to_pass_map): Delete global in favor of field
6596 "m_name_to_pass_map" of pass_manager.
6597 (register_pass_name): Rename from a function to...
6598 (pass_manager::register_pass_name): ...this method, updating
6599 for renaming of global "name_to_pass_map" to field
6600 "m_name_to_pass_map".
6601 (create_pass_tab): Rename from a function to...
6602 (pass_manager::create_pass_tab): ...this method, updating
6603 for renaming of global "name_to_pass_map" to field.
6604 (get_pass_by_name): Rename from a function to...
6605 (pass_manager::get_pass_by_name): ...this method.
6606 (enable_disable_pass): Convert use of get_pass_by_name to
6607 a method call, locating the pass_manager singleton.
6609 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6611 * genattr-common.c (main): Convert argv from char ** to const char **.
6612 * genattr.c (main): Likewise.
6613 * genattrtab.c (main): Likewise.
6614 * genautomata.c (initiate_automaton_gen): Likewise.
6616 * gencodes.c (main): Likewise.
6617 * genconditions.c (main): Likewise.
6618 * genconfig.c (main): Likewise.
6619 * genconstants.c (main): Likewise.
6620 * genemit.c (main): Likewise.
6621 * genenums.c (main): Likewise.
6622 * genextract.c (main): Likewise.
6623 * genflags.c (main): Likewise.
6624 * genmddeps.c (main): Likewise.
6625 * genopinit.c (main): Likewise.
6626 * genoutput.c (main): Likewise.
6627 * genpeep.c (main): Likewise.
6628 * genpreds.c (main): Likewise.
6629 * genrecog.c (main): Likewise.
6630 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6631 (init_rtx_reader_args): Likewise.
6632 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6633 (init_rtx_reader_args): Likewise.
6634 * gentarget-def.c (main): Likewise.
6635 * read-md.c (read_md_files): Likewise.
6636 * read-md.h (read_md_files): Likewise.
6638 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6640 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6641 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6642 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6643 Remove unused predicate.
6644 (register_and_not_fp_reg_operand): Ditto.
6646 2016-05-06 Martin Liska <mliska@suse.cz>
6648 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6649 instead of vec as the vector is local to the function.
6651 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6653 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6654 avx512bw alternative.
6656 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6657 before the ashr<mode>3 pattern.
6659 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6660 v instead of x in vex or maybe_vex alternatives, use
6661 maybe_evex instead of vex in prefix.
6663 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6664 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6665 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6666 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6669 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6670 v instead of x in vex or maybe_vex alternatives, use
6671 maybe_evex instead of vex in prefix.
6673 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6674 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6675 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6676 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6677 alternatives, use maybe_evex instead of vex in prefix.
6679 * config/i386/sse.md (vec_interleave_lowv4sf,
6680 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6681 v instead of x in vex or maybe_vex alternatives, use
6682 maybe_evex instead of vex in prefix.
6684 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6685 v instead of x in vex or maybe_vex alternatives, use
6686 maybe_evex instead of vex in prefix.
6688 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6689 v constraint instead of x.
6691 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6693 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6694 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6697 2016-05-06 Richard Biener <rguenther@suse.de>
6699 PR tree-optimization/70948
6700 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6701 Properly clobber all fields of va_list for __builtin_va_start.
6703 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6706 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6707 loop latch destination.
6709 2016-05-06 Martin Liska <mliska@suse.cz>
6711 * tree-ssa-uninit.c: Apply manual changes
6712 to the GNU coding style.
6713 (prune_uninit_phi_opnds): Rename from
6714 prune_uninit_phi_opnds_in_unrealizable_paths.
6716 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6718 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6719 mspace): Remove deprecated options.
6720 * doc/invoke.texi (SH options): Remove -mspace.
6722 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6724 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6726 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6728 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6729 corresponding combine split pattern.
6731 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6734 * config/sh/predicates.md (long_displacement_mem_operand): New.
6735 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6736 Add movi20, movi20s alternatives. Adjust length attribute for
6738 (movsi_ie): Allow for any FPU. Adjust length attribute for
6740 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6741 attribute for alternatives.
6742 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6743 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6744 length attribute for alternatives.
6746 2016-05-06 Richard Biener <rguenther@suse.de>
6748 PR tree-optimization/70960
6749 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6751 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6754 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6755 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6757 2016-05-06 Marek Polacek <polacek@redhat.com>
6760 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6762 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6765 * config/sh/sh.md (*rotcr): Add another variant.
6767 2016-05-06 Richard Biener <rguenther@suse.de>
6770 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6772 2016-05-06 Richard Biener <rguenther@suse.de>
6775 * fold-const.c (split_tree): Always convert to the original type
6778 2016-05-06 Richard Biener <rguenther@suse.de>
6780 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6781 (fwprop_addr): Likewise.
6783 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6788 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6789 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6790 the splitter condition.
6791 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6792 the splitter condition.
6793 (FP float_extend load splitter): Ditto.
6795 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6798 to REGNO in all peephole2 patterns.
6799 (post-reload splitters): Change true_regnum to REGNO in
6800 post-reload splitters.
6801 (zero_extend splitters): Use general_reg_operand and
6802 nonimmediate_gr_operand predicates.
6804 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6806 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6807 v constraint instead of x.
6809 2016-05-05 Alan Modra <amodra@gmail.com>
6812 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6813 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6814 TARGET_NO_FP_IN_TOC for -mrelocatable.
6815 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6816 TARGET_RELOCATABLE test.
6817 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6818 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6819 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6820 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6821 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6822 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6823 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6824 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6825 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6826 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6828 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6829 (rs6000_stack_info): Likewise.
6830 (rs6000_elf_asm_out_constructor): Likewise.
6831 (rs6000_elf_asm_out_destructor): Likewise.
6832 (rs6000_elf_declare_function_name): Likewise.
6833 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6834 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6837 2016-05-05 Alan Modra <amodra@gmail.com>
6839 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6841 2016-05-05 Alan Modra <amodra@gmail.com>
6843 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6844 out-of-line gpr restore for one or two regs if that would add
6847 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6850 * config/i386/i386.md
6851 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6852 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6853 as operand 0 predicate.
6854 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6856 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6857 Ditto. Emit the pattern using RTX.
6859 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6860 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6861 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6862 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6864 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6865 sse_reg_operand as operand 0 predicate.
6867 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6868 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6869 instead of gen_rtx_REG.
6870 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6873 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6875 * function.c (emit_use_return_register_into_block): Delete.
6876 (gen_return_pattern): Delete.
6877 (emit_return_into_block): Delete.
6878 (active_insn_between): Delete.
6879 (convert_jumps_to_returns): Delete.
6880 (emit_return_for_exit): Delete.
6881 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6882 simple_return for shrink-wrapped blocks.
6883 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6884 end of blocks that need one.
6885 (get_unconverted_simple_return): Delete.
6886 (convert_to_simple_return): Delete.
6887 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6888 (convert_to_simple_return): Ditto.
6890 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6892 * cfgcleanup.c (bb_is_just_return): New function.
6893 (try_optimize_cfg): Simplify jumps to return, branches to return,
6894 and branches around return.
6896 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6898 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6901 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6905 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6906 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6907 assert flags & OEP_HASH_CHECK, instead of asserting it
6908 never happens. Handle TARGET_EXPR.
6909 * fold-const.c (operand_equal_p): For hash verification,
6910 or in OEP_HASH_CHECK into flags.
6912 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6914 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6916 (compute_samebase_partition_bases): Fix typo.
6918 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6920 * config/i386/sse.md (vec_interleave_highv8sf,
6921 vec_interleave_lowv8sf, vec_interleave_highv4df,
6922 vec_interleave_lowv4df): Remove constraints from expanders.
6924 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6926 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6928 * tree-inline.c (expand_call_inline): Fix path dealing with
6929 making lhs of call statement undefined.
6931 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6933 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6934 Check availability on NODE, too.
6935 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6936 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6937 (varpool_node::call_for_symbol_and_aliase): Likewise.
6938 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6939 (propagate_pure_const): Propagate across interposable functions, too.
6940 (skip_function_for_local_pure_const): Do not skip interposable bodies
6942 (pass_local_pure_const::execute): Update.
6944 2016-05-04 Marek Polacek <polacek@redhat.com>
6946 * doc/invoke.texi: Document -Wdangling-else.
6948 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6950 * config.gcc: Error out when conflicting multilib is detected. Do not
6951 loop over multilibs since no combination is legal.
6953 2016-05-04 Alan Modra <amodra@gmail.com>
6955 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6956 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6957 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6960 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6962 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6963 Clean up p5600 comments.
6965 2016-05-04 Richard Biener <rguenther@suse.de>
6967 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6968 constructor simplifications.
6969 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6971 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6973 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6974 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6975 result.set_rtx is null instead of aborting.
6976 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6978 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6979 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6980 *mov<mode>_store_postinc): New patterns.
6982 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6984 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6985 as commutative. Check both conversions are NOP.
6986 ((A & B) OP (C & B)): Remove.
6988 2016-05-04 Alan Modra <amodra@gmail.com>
6990 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6992 2016-05-04 Alan Modra <amodra@gmail.com>
6995 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6996 when cr2,3,4 are all fixed regs.
6998 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7000 PR rtl-optimization/57193
7001 * opts.c (default_options_table): Revert OPT_frename_registers change.
7002 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7004 2016-05-03 Martin Sebor <msebor@redhat.com>
7007 * builtins.c (fold_builtin_FILE): New function.
7008 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7009 (fold_builtin_0): Call them.
7010 * gimplify.c (gimplify_call_expr): Remove the handling of
7011 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7014 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7015 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7019 * doc/extend.texi (Function Names as Strings): Update __func__,
7020 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7023 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7024 Richard Biener <rguenther@suse.de>
7026 PR tree-optimization/70916
7027 * tree-if-conv.c: Include cfganal.h.
7028 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7029 and remove_fake_exit_edges around the optimization pass.
7031 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7033 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7034 (cgraph_edge::make_direct): Likewise.
7035 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7036 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7037 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7038 (CIF_THUNK): New code.
7039 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7040 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7041 (compute_inline_parameters): Set inline_failed for thunks.
7042 (inline_analyze_function): Cleanup.
7043 * ipa-inline.c (can_inline_edge_p): Do not deal with
7044 call_stmt_cannot_inline_p.
7045 (can_early_inline_edge_p): Likewise.
7046 (early_inliner): Initialize inline_failed.
7047 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7049 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7051 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7052 from nonimm_ssenomem_operand.
7053 (nonimm_ssenomem_operand): New predicate.
7054 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7055 as operand 0 predicate.
7056 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7057 Disable unsupported alternatives using "enabled" attribute.
7058 Use register_ssemem_operand as operand 0 predicate.
7059 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7061 2016-05-03 Marek Polacek <polacek@redhat.com>
7064 * input.c (expansion_point_location): New function.
7065 * input.h (expansion_point_location): Declare.
7067 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7069 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7070 occurence with frame_offset_ ones.
7072 2016-05-03 Alan Modra <amodra@gmail.com>
7074 PR rtl-optimization/70890
7075 * ira.c (combine_and_move_insns): When moving def_insn, remove
7078 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7080 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7081 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7082 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7083 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7085 2016-05-03 Alan Modra <amodra@gmail.com>
7087 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7088 for SAVE_MULTIPLE/STORE_MULTIPLE.
7090 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7092 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7093 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7095 2016-05-03 Richard Biener <rguenther@suse.de>
7097 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7099 (gimplify_arg): Likewise.
7100 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7101 re-writing the result to a decl if required.
7102 (internal_get_tmp_var): Add allow_ssa parameter
7103 and override into_ssa with it.
7104 (get_formal_tmp_var): Adjust.
7105 (get_initialized_tmp_var): Add allow_ssa parameter.
7106 (gimplify_arg): Add allow_ssa parameter and avoid generating
7107 SSA names for the result false.
7108 (gimplify_call_expr): If the call may return twice do not
7109 gimplify parameters into SSA.
7110 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7111 (gimplify_modify_expr): Adjust assert. For noreturn calls
7112 with a SSA name LHS adjust its def.
7113 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7114 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7115 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7116 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7117 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7118 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7119 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7120 (optimize_target_teams): Do not allow SSA names for clause operands.
7121 (gimplify_expr): Likewise for where we mark the result addressable.
7122 * passes.def (pass_init_datastructures): Remove.
7123 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7124 (rewrite_stmt): Likewise.
7125 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7126 (replace_locals_op): Replace SSA names.
7127 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7128 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7129 * cgraph.c (release_function_body): Free CFG annotations only
7130 when we have a CFG. Simplify.
7131 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7132 force_gimple_operand instead of get_initialized_tmp_var.
7133 * tree-pass.h (make_pass_init_datastructures): Remove.
7134 * tree-ssa.c (execute_init_datastructures): Remove.
7135 (pass_data_init_datastructures): Likewise.
7136 (class pass_init_datastructures): Likewise.
7137 (make_pass_init_datastructures): Likewise.
7138 * omp-low.c (create_omp_child_function): Init SSA data structures.
7139 (grid_expand_target_grid_body): Likewise.
7140 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7141 name before adding it to names_to_release.
7142 (remove_bb): Always release SSA defs.
7143 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7144 before dereferencing it.
7145 * cgraphunit.c (init_lowered_empty_function): Always
7146 int SSA data structures.
7147 * tree-ssanames.c (release_defs): Remove assert that we are in
7149 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7151 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7152 Uros Bizjak <ubizjak@gmail.com>
7154 PR rtl-optimization/70467
7155 * config/i386/predicates.md (x86_64_hilo_int_operand,
7156 x86_64_hilo_general_operand): New predicates.
7157 * config/i386/constraints.md (Wd): New constraint.
7158 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7159 (general_hilo_operand): New mode attr.
7160 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7161 instead of <general_operand>.
7162 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7163 x86_64_hilo_general_operand instead of <general_operand>.
7165 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7167 PR tree-optimization/70916
7168 * tree-if-conv.c (constant_or_ssa_name): Removed.
7169 (fold_build_cond_expr): Use is_gimple_val instead of
7170 constant_or_ssa_name.
7172 PR tree-optimization/70916
7173 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7174 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7177 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7178 (optimize_atomic_bit_test_and): New function.
7179 (pass_fold_builtins::execute): Use it.
7180 * optabs.def (atomic_bit_test_and_set_optab,
7181 atomic_bit_test_and_complement_optab,
7182 atomic_bit_test_and_reset_optab): New optabs.
7183 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7184 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7185 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7186 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7187 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7188 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7189 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7190 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7191 atomic_bit_test_and_complement@var{mode},
7192 atomic_bit_test_and_reset@var{mode}): Document.
7193 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7194 atomic_bit_test_and_complement<mode>,
7195 atomic_bit_test_and_reset<mode>): New expanders.
7196 (atomic_bit_test_and_set<mode>_1,
7197 atomic_bit_test_and_complement<mode>_1,
7198 atomic_bit_test_and_reset<mode>_1): New insns.
7200 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7202 PR rtl-optimization/70687
7203 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7204 instead of unsigned HOST_WIDE_INT.
7206 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7208 PR rtl-optimization/44281
7209 * hard-reg-set.h (struct target_hard_regs): New field
7210 x_fixed_nonglobal_reg_set.
7211 (fixed_nonglobal_reg_set): New macro.
7212 * reginfo.c (init_reg_sets_1): Initialize it.
7213 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7215 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7217 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7219 PR tree-optimization/56541
7220 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7221 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7222 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7223 (any_complicated_phi): new static variable.
7224 (aggressive_if_conv): delete.
7225 (if_convertible_phi_p): support phis with more than two arguments.
7226 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7227 critical pred edges.
7228 (ifcvt_split_critical_edges): support phis with more than two
7229 arguments by checking new parameter. only split critical edges
7231 (tree_if_conversion): handle simd pragma marked loop using new
7232 local variable aggressive_if_conv. check any_complicated_phi.
7234 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7236 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7239 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7241 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7244 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7246 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7247 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7248 define_insn_and_split.
7249 (mulsi3_i): New define_insn_and_split.
7250 (mulsi3_call): Convert to define_insn.
7251 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7254 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7256 * machmode.h (mode_complex): Add support to give the complex mode
7258 (GET_MODE_COMPLEX_MODE): Likewise.
7259 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7260 stored by build_complex_type and gfc_build_complex_type instead of
7261 trying to figure out the appropriate mode based on the size. Raise
7262 an assertion error, if the type was not set.
7263 * genmodes.c (struct mode_data): Add field for the complex type of
7265 (blank_mode): Likewise.
7266 (make_complex_modes): Remember the complex mode created in the
7268 (emit_mode_complex): Write out the mode_complex array to map a
7269 type mode to the complex version.
7270 (emit_insn_modes_c): Likewise.
7271 * tree.c (build_complex_type): Set the complex type to use before
7272 calling layout_type.
7273 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7274 support for __float128 complex datatypes.
7275 (rs6000_hard_regno_mode_ok): Likewise.
7276 (rs6000_setup_reg_addr_masks): Likewise.
7277 (rs6000_complex_function_value): Likewise.
7278 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7279 __float128 and __ibm128 complex.
7280 (FLOAT128_IBM_P): Likewise.
7281 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7282 * doc/extend.texi (Additional Floating Types): Document that
7283 -mfloat128 must be used to enable __float128. Document complex
7284 __float128 and __ibm128 support.
7286 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7289 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7290 char/short arguments promoted to int because of promote_prototypes.
7292 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7295 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7296 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7297 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7298 alternatives using "enabled" attribute. Use register_ssemem_operand
7299 as operand 1 predicate.
7300 (*cmpi<unord>xf_i387): Split XFmode pattern from
7301 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7302 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7303 *absneg<mode>2_i387. Disable unsupported alternatives using
7304 "enabled" attribute.
7305 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7307 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7309 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7311 (oacc_loop_process): Check mask for loop termination.
7313 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7315 * cif-code.def (CIF_THUNK): Add.
7316 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7319 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7321 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7322 (dump_inline_summary): Dump it.
7323 (fp_expression_p): New predicate.
7324 (estimate_function_body_sizes): Use it.
7325 (inline_merge_summary): Merge fp_expressions.
7326 (inline_read_section): Read fp_expressions.
7327 (inline_write_summary): Write fp_expressions.
7328 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7329 codegen boundary if either caller or callee is !fp_expressions.
7330 * ipa-inline.h (inline_summary): Add fp_expressions.
7331 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7332 to fp_expressions be sure the fp generation flags are updated.
7334 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7336 PR rtl-optimization/70467
7337 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7339 PR rtl-optimization/70467
7340 * ipa-pure-const.c (check_call): Handle internal calls even in
7341 ipa mode like in local mode.
7343 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7345 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7347 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7349 * match.pd (X u< X, X u> X): New transformations.
7351 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7353 * flag-types.h (enum warn_strict_overflow_code): Move ...
7354 * coretypes.h: ... here.
7355 * fold-const.h (fold_overflow_warning): Declare.
7356 * fold-const.c (fold_overflow_warning): Make non-static.
7357 (fold_comparison): Move the transformation of X +- C1 CMP C2
7358 into X CMP C2 -+ C1 ...
7359 * match.pd: ... here.
7360 * gimple-fold.c (fold_stmt_1): Protect with
7361 fold_defer_overflow_warnings.
7363 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7365 * omp-low.c (struct oacc_loop): Add 'inner' field.
7366 (new_oacc_loop_raw): Initialize it to zero.
7367 (oacc_loop_fixed_partitions): Initialize it.
7368 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7369 available partitioning.
7371 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7373 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7375 (umulsidi3): Likewise.
7376 (indirect_jump): Fix jump instruction assembly patterns.
7378 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7381 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7382 (nvptx_function_value): Assert non-NULL cfun.
7384 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7386 PR rtl-optimization/70886
7387 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7389 * cselib.h (rtx_equal_for_cselib_1): Declare.
7390 (rtx_equal_for_cselib_p: New inline function.
7391 * cselib.c (rtx_equal_for_cselib_p): Delete.
7392 (rtx_equal_for_cselib_1): Make public.
7394 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7397 (register_mixssei387nonimm_operand): Remove predicate.
7398 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7399 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7400 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7401 for TARGET_MIX_SSE_I387 alternatives.
7402 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7403 Disable unsupported alternatives using "enabled" attribute. Use
7404 nonimm_ssenomem_operand as operand 1 predicate. Also check
7405 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7407 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7409 * tree.c (cst_and_fits_in_hwi): Simplify.
7411 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7413 * tree.h (wi::to_wide): New function.
7414 * expr.c (expand_expr_real_1): Use wi::to_wide.
7415 * fold-const.c (int_const_binop_1): Likewise.
7416 (extract_muldiv_1): Likewise.
7418 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7420 * wide-int.h: Update offset_int and widest_int documentation.
7421 (WI_SIGNED_SHIFT_RESULT): New macro.
7422 (wi::binary_shift): Define signed_shift_result_type for
7423 shifts on offset_int- and widest_int-like types.
7424 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7425 * tree.h (int_bit_position): Use shift operators instead of wi::
7427 * alias.c (adjust_offset_for_component_ref): Likewise.
7428 * expr.c (get_inner_reference): Likewise.
7429 * fold-const.c (fold_comparison): Likewise.
7430 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7431 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7432 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7433 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7434 (stmt_kills_ref_p): Likewise.
7435 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7436 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7438 (ao_ref_init_from_vn_reference): Likewise.
7440 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7442 * wide-int.h: Update offset_int and widest_int documentation.
7443 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7444 (wi::binary_traits): Allow ordered comparisons between offset_int and
7445 offset_int, between widest_int and widest_int, and between either
7446 of these types and basic C types.
7447 (operator <, <=, >, >=): Define for the same combinations.
7448 * tree.h (tree_int_cst_lt): Use comparison operators instead
7449 of wi:: comparisons.
7450 (tree_int_cst_le): Likewise.
7451 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7452 (fold_nonarray_ctor_reference): Likewise.
7453 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7454 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7455 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7456 * tree-sra.c (completely_scalarize): Likewise.
7457 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7458 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7459 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7460 (check_for_binary_op_overflow): Likewise.
7461 (search_for_addr_array): Likewise.
7462 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7464 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7466 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7467 (arc_save_restore): Likewise.
7468 (arc_dwarf_register_span): Likewise.
7469 (arc_output_pic_addr_const): Initialize suffix variable.
7471 2016-05-02 Martin Liska <mliska@suse.cz>
7473 * symbol-summary.h (function_summary::function_summary):
7474 Remove checking assert for all cgraph nodes.
7475 (function_summary::get): Check summary_uid.
7476 (symtab_insertion): Check summary_uid.
7478 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7480 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7481 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7483 (arc_dwarf_register_span): Remove enum keyword.
7484 (compact_memory_operand_p): New function.
7485 * config/arc/arc.h (reg_class): Add code density register classes.
7486 (REG_CLASS_NAMES): Likewise.
7487 (REG_CLASS_CONTENTS): Likewise.
7488 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7489 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7490 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7491 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7492 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7494 (h, Rcd, Rsd, Rzd): New register constraints.
7495 (T): Use compact_memory_operand_p function.
7496 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7498 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7500 * config/sh/sh.md (*negnegt, *movtt): Remove.
7502 2016-05-02 Marek Polacek <polacek@redhat.com>
7503 Tom de Vries <tom@codesourcery.com>
7505 PR tree-optimization/70700
7506 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7507 bigger than FIRST_REF_NODE.
7509 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7512 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7514 (prepare_cbranch_operands): Don't use scratch register. Assume that
7515 function is used when pseudos can be created.
7516 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7517 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7518 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7519 define_expand. Allow it only when pseudos can be created.
7520 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7522 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7524 * config/i386/constraints.md (BC): Only allow -1 operands.
7525 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7526 Add "enabled" attribute. Update XI mode attribute calculation.
7527 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7528 (*movoi_internal_avx): Update XI mode attribute calculation.
7529 (*movti_internal): Ditto.
7531 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7533 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7534 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7536 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7538 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7539 statement on instruction code. Remove trailing spaces.
7540 (altivec_expand_stv_builtin): Likewise.
7542 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7544 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7545 (TARGET_FPU_DOUBLE): Simplify.
7546 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7547 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7548 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7549 with 'TARGET_FPU_DOUBLE'.
7550 * config/sh/sh.md: Likewise.
7552 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7554 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7555 SH_DIV_STR_FOR_SIZE): Remove.
7556 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7557 SH_DIV_STR_FOR_SIZE): Remove.
7559 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7561 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7562 logical_reg_operand): Delete.
7563 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7564 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7565 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7566 match_operand and match_test.
7567 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7568 variables on their first use. Return bool values.
7569 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7570 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7571 arith_reg_operand for input operand. Remove empty constraints.
7573 (*xorsi3_compact): Rename to xorsi3.
7574 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7575 (*zero_extend<mode>si2_disp_mem): Update comment.
7578 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7580 * config/sh/t-sh: Remove SH5 support.
7581 * config.gcc: Likewise.
7582 * configure: Likewise.
7584 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7586 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7588 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7590 * config/sh/sh.c (register_sh_passes, sh_option_override,
7591 sh_print_operand, prepare_move_operands,
7592 sh_can_follow_jump): Remove TARGET_SH1 checks.
7593 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7594 PROMOTE_MODE): Likewise.
7595 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7598 2016-04-30 Alan Modra <amodra@gmail.com>
7600 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7601 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7602 Check for user regs later to avoid unnecessary looping over regs.
7603 Merge user reg check with non-saved reg check. Don't force
7604 inline VR restore when static chain used.
7605 (rs6000_frame_related): Omit eh_frame info for user regs when
7607 (fixed_regs_p): Delete.
7609 2016-04-30 Alan Modra <amodra@gmail.com>
7611 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7612 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7615 2016-04-30 Alan Modra <amodra@gmail.com>
7618 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7619 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7622 2016-04-30 Alan Modra <amodra@gmail.com>
7624 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7625 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7626 flag_pic test for Darwin.
7628 2016-04-30 Alan Modra <amodra@gmail.com>
7630 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7631 throw_calls_crossed.
7632 (REG_FREQ_CALLS_CROSSED): Delete.
7633 (REG_N_THROWING_CALLS_CROSSED): Delete.
7634 * regstat.c (regstat_bb_compute_ri): Don't calculate
7635 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7636 (dump_reg_info): Don't print call cross frequency.
7637 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7638 and REG_N_THROWING_CALLS_CROSSED.
7640 2016-04-30 Alan Modra <amodra@gmail.com>
7642 * regs.h (struct reg_info_t): Delete live_length.
7643 (REG_LIVE_LENGTH): Delete macro.
7644 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7645 local_live, local_processed and local_live_last_luid params.
7646 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7648 (regstat_compute_ri): Adjust for above. Don't set
7650 (dump_reg_info): Don't print live length.
7651 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7652 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7653 Localize loop_depth var.
7655 2016-04-30 Alan Modra <amodra@gmail.com>
7657 * ira.c (enum valid_equiv): New.
7658 (validate_equiv_mem): Return enum.
7659 (update_equiv_mem): Create replacement in more cases.
7660 (add_store_equivs): Update validate_equiv_mem call.
7662 2016-04-30 Alan Modra <amodra@gmail.com>
7664 * ira.c (combine_and_move_insns): Rather than scanning insns,
7665 use DF infrastucture to find use and def insns.
7667 2016-04-30 Alan Modra <amodra@gmail.com>
7669 ira.c (combine_and_move_insns): Move invariant conditions..
7670 (ira.c): ..to here. Call combine_and_move_insns before
7671 add_store_equivs. Call grow_reg_equivs later. Allocate
7672 req_equiv later using max_reg_num() rather than global max_regno.
7673 (contains_replace_regs): Delete.
7674 (add_store_equivs): Remove contains_replace_regs test.
7676 2016-04-30 Alan Modra <amodra@gmail.com>
7678 * ira.c (struct equiv_mem_data): New.
7679 (equiv_mem, equiv_mem_modified): Delete static vars.
7680 (validate_equiv_mem_from_store): Use "data" param to communicate..
7681 (validate_equiv_mem): ..from here.
7683 2016-04-30 Alan Modra <amodra@gmail.com>
7685 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7687 (update_reg_equivs): ..here. Move allocation and freeing of
7688 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7689 end_alias_analysis to..
7692 2016-04-30 Alan Modra <amodra@gmail.com>
7694 * ira.c (pdx_subregs): Delete.
7695 (struct equivalence): Add pdx_subregs field.
7696 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7698 (update_equiv_regs): Don't create or free pdx_subregs. Update
7701 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7703 * config/rs6000/altivec.h: Change definitions of vec_xl and
7705 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7706 (LD_ELEMREV_V2DI): New.
7707 (LD_ELEMREV_V4SF): New.
7708 (LD_ELEMREV_V4SI): New.
7709 (LD_ELEMREV_V8HI): New.
7710 (LD_ELEMREV_V16QI): New.
7711 (ST_ELEMREV_V2DF): New.
7712 (ST_ELEMREV_V2DI): New.
7713 (ST_ELEMREV_V4SF): New.
7714 (ST_ELEMREV_V4SI): New.
7715 (ST_ELEMREV_V8HI): New.
7716 (ST_ELEMREV_V16QI): New.
7719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7720 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7721 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7722 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7723 (altivec_expand_builtin): Add handling for
7724 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7725 (rs6000_invalid_builtin): Add error-checking for
7726 RS6000_BTM_P9_VECTOR.
7727 (altivec_init_builtins): Define builtins used to implement vec_xl
7729 (rs6000_builtin_mask_names): Define power9-vector.
7730 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7731 (RS6000_BTM_P9_VECTOR): Define.
7732 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7733 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7734 (vsx_ld_elemrev_v2df): Likewise.
7735 (vsx_ld_elemrev_v4sf): Likewise.
7736 (vsx_ld_elemrev_v4si): Likewise.
7737 (vsx_ld_elemrev_v8hi): Likewise.
7738 (vsx_ld_elemrev_v16qi): Likewise.
7739 (vsx_st_elemrev_v2df): Likewise.
7740 (vsx_st_elemrev_v2di): Likewise.
7741 (vsx_st_elemrev_v4sf): Likewise.
7742 (vsx_st_elemrev_v4si): Likewise.
7743 (vsx_st_elemrev_v8hi): Likewise.
7744 (vsx_st_elemrev_v16qi): Likewise.
7745 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7748 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7750 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7752 (simplify_control_stmt_condition_1): ... here. Recurse into
7753 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7755 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7758 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7759 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7760 define_insn_and_split to define_insn.
7761 (zero_extendqi<mode>2_dot2): Same.
7762 (extendqi<mode>2_dot): Same.
7763 (extendqi<mode>2_dot2): Same.
7765 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7767 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7768 (probe_stack): New expander.
7769 (probe_stack_<mode>): New insn pattern.
7771 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7773 * config/i386/i386.md
7774 (operations with memory inputs setting flags peephole2):
7775 Remove uneeded REG_P checks. Cleanup pattern generation.
7777 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7779 * tree-vect-loop.c (vect_transform_loop): Fix
7780 nb_iterations_upper_bound computation for vectorized loop.
7782 2016-04-29 Marek Polacek <polacek@redhat.com>
7783 Jakub Jelinek <jakub@redhat.com>
7786 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7787 TARGET_EXPR_SLOT as a base.
7789 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7791 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7792 with 'rCm2' constraints to limit possible immediate size.
7793 (*load_zeroextendqisi_update): Likewise.
7794 (*load_signextendqisi_update): Likewise.
7795 (*loadhi_update): Likewise.
7796 (*load_zeroextendhisi_update): Likewise.
7797 (*load_signextendhisi_update): Likewise.
7798 (*loadsi_update): Likewise.
7799 (*loadsf_update): Likewise.
7801 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/predicates.md (constm1_operand): Fix comparison.
7805 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7807 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7809 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7811 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7812 remaining SH5 related settings.
7813 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7814 shmedia_prepare_call_address): Delete.
7815 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7816 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7817 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7818 UNSUPPORTED_SH2A): Remove m5 checks.
7819 (sh_divide_strategy_e): Remove SH5 division strategies.
7820 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7821 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7823 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7825 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7827 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7829 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7830 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7832 * config/s390/vector.md ("mov<mode>"): Likewise.
7834 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7836 * config/s390/constraints.md ("U", "W"): Invoke
7837 s390_mem_constraint with "ZR" and "ZT".
7838 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7839 addresses when using LRA. Accept also short displacements for S
7840 and T constraints. Do not check for long displacement target for
7841 S and T constraints.
7842 (s390_mem_constraint): Remove handling of U and W constraints.
7843 * config/s390/s390.md (various patterns): Remove the short
7844 displacement constraints (Q and R) if a long displacement
7845 constraint is present. Add longdisp as required CPU capability.
7846 * config/s390/vector.md: Likewise.
7847 * config/s390/vx-builtins.md: Likewise.
7849 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7852 * reload1.c (reload): Call finish_spills before
7853 restarting reload loop. Skip select_reload_regs
7854 if update_eliminables_and_spill returns true.
7856 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7858 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7859 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7860 (umulhisi3_imm): Update predicates and constraint letters.
7861 (umulhisi3_reg): Declare instruction as commutative.
7862 * config/arc/constraints.md (J12, J16): New constraints.
7863 * config/arc/predicates.md (short_unsigned_const_operand): New
7865 (arc_short_operand): Likewise.
7866 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7868 2016-04-29 Richard Biener <rguenther@suse.de>
7870 PR tree-optimization/13962
7871 PR tree-optimization/65686
7872 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7873 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7874 using PTA to compare pointers.
7875 * match.pd: Add pattern for pointer equality compare simplification
7876 using ptrs_compare_unequal.
7878 2016-04-29 Richard Biener <rguenther@suse.de>
7880 * stor-layout.c (layout_type): Do not build a pointer-to-element
7883 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7885 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7886 Use SWI mode iterator. Use general_reg_operand predicate.
7887 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7888 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7891 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7894 * fold-const.c (operand_equal_p): Don't verify hash value equality
7896 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7899 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7902 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7903 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7904 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7905 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7906 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7908 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7910 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7911 to info. Don't initialize separate fields to 0. Clean up
7914 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7916 * config/i386/i386.md (peephole2s for operations with memory inputs):
7917 Use SWI mode iterator.
7918 (peephole2s for operations with memory outputs): Ditto.
7919 Do not check for stack checking probe.
7921 (probe_stack): Remove expander.
7923 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7924 Andrew Burgess <andrew.burgess@embecosm.com>
7926 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7927 operands as 32-bits.
7929 2016-04-28 Jason Merrill <jason@redhat.com>
7931 * gdbinit.in: Skip line-map.h.
7933 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7934 Andrew Burgess <andrew.burgess@embecosm.com>
7936 * config/arc/arc.c (arc_conditional_register_usage): Take
7937 TARGET_RRQ_CLASS into account.
7938 (arc_print_operand): Support printing 'p' and 's' operands.
7939 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7941 (TARGET_RRQ_CLASS): Define.
7942 (IS_POWEROF2_OR_0_P): Define.
7943 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7945 (*tst_movb): New define_insn.
7946 (*tst): Avoid recognition if it could prevent '*tst_movb'
7947 combination; replace c/CnL with c/Chs alternative.
7948 (*tst_bitfield_tst): New define_insn.
7949 (*tst_bitfield_asr): New define_insn.
7950 (*tst_bitfield): New define_insn.
7951 (andsi3_i): Add Rrq variant.
7952 (extzv): New define_expand.
7953 (insv): New define_expand.
7954 (*insv_i): New define_insn.
7955 (*movb): New define_insn.
7956 (*movb_signed): New define_insn.
7957 (*movb_high): New define_insn.
7958 (*movb_high_signed): New define_insn.
7959 (*movb_high_signed + 1): New define_split pattern.
7960 (*mrgb): New define_insn.
7961 (*mrgb + 1): New define_peephole2 pattern.
7962 (*mrgb + 2): New define_peephole2 pattern.
7963 * config/arc/arc.opt (mbitops): New option for nps400, uses
7964 TARGET_NPS_BITOPS_DEFAULT.
7965 * config/arc/constraints.md (q): Make register class conditional.
7966 (Rrq): New register constraint.
7967 (Chs): New constraint.
7968 (Clo): New constraint.
7969 (Chi): New constraint.
7970 (Cbf): New constraint.
7971 (Cbn): New constraint.
7972 (C18): New constraint.
7973 (Cbi): New constraint.
7975 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7977 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7979 (bitmap_intersection_of_preds): Ditto.
7980 (bitmap_union_of_succs): Ditto.
7981 (bitmap_union_of_preds): Ditto.
7982 * sbitmap.c (do_popcount): Delete.
7983 (BITMAP_DEBUGGING): Delete.
7984 (sbitmap_verify_popcount): Delete.
7985 (sbitmap_alloc): Don't initialize the popcount field.
7986 (sbitmap_alloc_with_popcount): Delete.
7987 (sbitmap_resize): Don't resize the popcount array.
7988 (sbitmap_vector_alloc): Don't initialize the popcount field.
7989 (bitmap_copy): Don't copy the popcount array.
7990 (bitmap_clear): Don't clear the popcount array.
7991 (bitmap_clear): Delete the popcount array handling.
7992 (bitmap_ior_and_compl): Delete the popcount assert.
7993 (bitmap_not): Ditto.
7994 (bitmap_and_compl): Ditto.
7995 (bitmap_and): Delete the popcount array handling.
7996 (bitmap_xor): Ditto.
7997 (bitmap_ior): Ditto.
7998 (bitmap_or_and): Delete the popcount assert.
7999 (bitmap_and_or): Ditto.
8000 (popcount_table): Delete.
8001 (sbitmap_elt_popcount): Delete.
8002 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8003 (bitmap_set_bit): Delete the popcount assert.
8004 (bitmap_clear_bit): Ditto.
8005 (sbitmap_free): Don't free the popcount array.
8006 (sbitmap_alloc_with_popcount): Delete declaration.
8007 (sbitmap_popcount): Ditto.
8009 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8010 Andrew Burgess <andrew.burgess@embecosm.com>
8012 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8013 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8014 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8015 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8016 * config/arc/arc.opt (mcmem): New option.
8017 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8018 supply length for r/m alternative.
8019 (*extendqisi2_ac): Likewise.
8020 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8022 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8023 (movhi_insn): Likewise.
8024 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8025 (*zero_extendqihi2_i): Add r/Ucm alternative.
8026 (*zero_extendqisi2_ac): Likewise.
8027 (*zero_extendhisi2_i): Likewise.
8028 * config/arc/constraints.md (Uex): New memory constraint.
8029 (Ucm): New define_constraint.
8030 * config/arc/predicates.md (long_immediate_loadstore_operand):
8031 Return 0 for MEM with cmem_address address.
8032 (cmem_address_0): New predicates.
8033 (cmem_address_1): Likewise.
8034 (cmem_address_2): Likewise.
8035 (cmem_address): Likewise.
8037 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8039 * config/rs6000/rs6000.c (machine_function): Rename
8040 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8041 (rs6000_stack_info): Adjust.
8043 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8044 Andrew Burgess <andrew.burgess@embecosm.com>
8046 * config/arc/constraints.md (Usd): Convert to define_constraint.
8050 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8053 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8054 Add new peephole2 where the first insn is *mov<mode>_or instead of
8055 *mov<mode>_internal.
8057 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8059 * tracer.c (bb_seen): Make static.
8061 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8063 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8064 support, setup defaults.
8065 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8066 * config/arc/arc.c (arc_init): Add NPS400 support.
8067 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8068 (TARGET_ARC700): NPS400 is also an ARC700.
8069 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8071 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8074 * config/nds32/nds32.md (casesi): Don't access the operands array
8077 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8079 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8080 (or $-1,reg peephole2): Ditto.
8081 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8083 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8085 * doc/extend.texi (Common Function Attributes) [optimize]:
8086 Discourage use of the optimize attribute.
8088 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8090 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8091 special case builtin.
8092 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8093 ALTIVEC_BUILTIN_VEC_ADDE.
8094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8095 support for ALTIVEC_BUILTIN_VEC_ADDE.
8096 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8097 for __builtin_vec_adde.
8099 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8101 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8102 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8104 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8107 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8108 attributes): Document cilkplus_runtime.
8110 2016-04-28 Martin Jambor <mjambor@suse.cz>
8112 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8113 this function. Call verify_expr on MEM_REFs and bases of other
8116 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8118 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8119 for WORD_REGISTER_OPERATIONS to runtime check.
8121 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8123 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8125 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8127 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8128 big-endian compilation.
8129 * config/arc/arc.md (addf3): Likewise.
8133 2016-04-28 Richard Biener <rguenther@suse.de>
8135 PR tree-optimization/70840
8136 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8137 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8138 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8139 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8141 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8143 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8144 and explain why in a comment.
8146 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8148 * config/arc/arc.md (cpu_facility): Add fpx variant.
8149 (subdf3): Prohibit use reverse sub when assist operations option
8151 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8152 instructions only when FPX is enabled.
8153 * testsuite/gcc.target/arc/trsub.c: New test.
8155 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8157 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8158 mult_operator when calculating "type" attribute.
8159 (*fop_<mode>_1_i387): Ditto.
8160 (*fop_xf_1_i387): Ditto.
8161 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8162 Use std::swap to swap operands. Use RTL expressions to generate
8165 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8166 Joern Rennecke <joern.rennecke@embecosm.com>
8168 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8170 (emit_pic_move): Remove.
8171 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8172 * config/arc/arc.c (emit_pic_move): Removed.
8173 (TARGET_HAVE_TLS): Define.
8174 (arc_conditional_register_usage): Test for arc_tp_regno.
8175 (arc_print_operand, arc_print_operand_address): Handle TLS
8177 (arc_needs_pcl_p): New function.
8178 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8179 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8180 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8181 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8182 (arc_legitimize_tls_address): Likewise.
8183 (DTPOFF_ZERO_SYM): Define.
8184 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8185 (arc_output_pic_addr_const): Print TLS unspecs.
8186 (prepare_pic_move): New function, replaces emit_pic_move.
8187 (arc_legitimate_constant_p): Handle TLS unspecs.
8188 (arc_legitimate_address_p): Likewise.
8189 (arc_rewrite_small_data_p): Use assert for TLS constants.
8190 (prepare_move_operands): Use prepare_pic_move.
8191 (arc_legitimize_address): Legitimize tls addresses.
8192 (arc_epilogue_uses): Check for arc_tp_regno.
8193 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8194 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8196 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8198 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8199 %(arc_tls_extra_start_spec).
8200 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8201 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8203 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8204 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8205 (UNSPEC_TLS_OFF): Add.
8207 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8208 (get_thread_pointersi): New patterns.
8209 * config/arc/arc.opt (mtp-regno): New option.
8210 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8211 (move_dest_operand): Likewise.
8212 * configure: Regenerate.
8213 * configure.ac: Add arc*-*-* case to test for tls.
8214 * doc/invoke.texi (ARC options): Document mtp-regno.
8216 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8218 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8219 the new ARC HS SIMD instructions.
8220 (arc_preferred_simd_mode): New function.
8221 (arc_autovectorize_vector_sizes): Likewise.
8222 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8223 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8224 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8225 (arc_init_builtins): Add new SIMD builtin types.
8226 (arc_split_move): Handle 64 bit vector moves.
8227 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8228 (TARGET_PLUS_QMACW): Define.
8229 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8230 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8231 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8232 (VSUBADD4H): New builtins.
8233 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8234 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8236 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8237 Matthias Klose <doko@debian.org>
8239 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8241 2016-04-28 Richard Biener <rguenther@suse.de>
8244 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8247 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8249 * common/config/sh/sh-common.c: Remove SH5 support.
8250 * config/sh/constraints.md: Likewise.
8251 * config/sh/config/sh/elf.h: Likewise.
8252 * config/sh/linux.h: Likewise.
8253 * config/sh/netbsd-elf.h: Likewise.
8254 * config/sh/predicates.md: Likewise.
8255 * config/sh/sh-c.c: Likewise.
8256 * config/sh/sh-protos.h: Likewise.
8257 * config/sh/sh.c: Likewise.
8258 * config/sh/sh.h: Likewise.
8259 * config/sh/sh.md: Likewise.
8260 * config/sh/sh.opt: Likewise.
8261 * config/sh/sync.md: Likewise.
8262 * config/sh/sh64.h: Delete.
8263 * config/sh/shmedia.h: Likewise.
8264 * config/sh/shmedia.md: Likewise.
8265 * config/sh/sshmedia.h: Likewise.
8266 * config/sh/t-netbsd-sh5-64: Likewise.
8267 * config/sh/t-sh64: Likewise.
8268 * config/sh/ushmedia.h: Likewise.
8270 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8272 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8273 general_reg_operand instead of register_operand predicate.
8275 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8277 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8279 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8281 * match.pd (A - B > A, A + B < A): New transformations.
8283 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8285 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8286 which defaults to true. Emit an outer pair of parentheses only if
8287 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8288 don't emit parentheses for the right-hand operand.
8290 2016-04-27 Jeff Law <law@redhat.com>
8292 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8294 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8296 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8297 (altivec_lvx_<mode>_internal): Document.
8298 (altivec_lvx_<mode>_2op): New define_insn.
8299 (altivec_lvx_<mode>_1op): Likewise.
8300 (altivec_lvx_<mode>_2op_si): Likewise.
8301 (altivec_lvx_<mode>_1op_si): Likewise.
8302 (altivec_stvx_<mode>): Remove.
8303 (altivec_stvx_<mode>_internal): Document.
8304 (altivec_stvx_<mode>_2op): New define_insn.
8305 (altivec_stvx_<mode>_1op): Likewise.
8306 (altivec_stvx_<mode>_2op_si): Likewise.
8307 (altivec_stvx_<mode>_1op_si): Likewise.
8308 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8309 Expand vec_ld and vec_st during parsing.
8310 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8312 (altivec_expand_stvx_be): Likewise.
8313 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8314 address-masking behavior in RTL.
8315 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8316 address-masking behavior in RTL.
8317 (altivec_expand_builtin): Change builtin code arguments for calls
8318 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8319 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8320 presence of lvx/stvx patterns.
8321 (alignment_with_canonical_addr): New function.
8322 (alignment_mask): Likewise.
8323 (find_alignment_op): Likewise.
8324 (recombine_lvx_pattern): Likewise.
8325 (recombine_stvx_pattern): Likewise.
8326 (recombine_lvx_stvx_patterns): Likewise.
8327 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8328 stvx patterns from expand.
8329 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8331 (vector_altivec_store_<mode>): Likewise.
8333 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8335 * config/aarch64/aarch64.md
8336 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8337 remove the "fp" attributes.
8338 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8339 add the "simd" attributes.
8340 (*movdf_aarch64): Likewise.
8341 (*movtf_aarch64): Remove the "fp" attributes.
8342 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8343 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8345 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8347 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8348 rtx to rtx_code_label *.
8349 * rtl.h (maybe_set_first_label_num): Likewise.
8351 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8353 * df-core.c (df_add_problem): Make the problem param be const.
8354 (df_remove_problem): Make local "problem" be const.
8355 * df-problems.c (problem_RD): Make const.
8356 (problem_LR): Likewise.
8357 (problem_LIVE): Likewise.
8358 (problem_MIR): Likewise.
8359 (problem_CHAIN): Likewise.
8360 (problem_WORD_LR): Likewise.
8361 (problem_NOTE): Likewise.
8362 (problem_MD): Likewise.
8363 * df-scan.c (problem_SCAN): Likewise.
8364 * df.h (struct df_problem): Make field "dependent_problem" be
8366 (struct dataflow): Likewise for field "problem".
8367 (df_add_problem): Make param const.
8369 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8371 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8372 inter-unit moves to/from vector registers are enabled. Do not disable
8375 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8377 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8378 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8380 (enum df_problem_id): ...this new enum.
8381 (struct df_problem): Convert field "id" from "int" to
8384 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8386 * rtl.def: Update comment for "things in the instruction chain" to
8387 reflect the removal of the leading "i" field for INSN_UID in
8388 r210360. Fix bogus apostrophe.
8390 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.md
8393 (lea arith with mem operand + setcc peephole2): Set operator mode.
8395 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8398 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8399 (dimode_scalar_to_vector_candidate_p): This.
8400 (timode_scalar_to_vector_candidate_p): New function.
8401 (scalar_to_vector_candidate_p): Likewise.
8402 (timode_check_non_convertible_regs): Likewise.
8403 (timode_remove_non_convertible_regs): Likewise.
8404 (remove_non_convertible_regs): Likewise.
8405 (remove_non_convertible_regs): Renamed to ...
8406 (dimode_remove_non_convertible_regs): This.
8407 (scalar_chain::~scalar_chain): Make it virtual.
8408 (scalar_chain::compute_convert_gain): Make it pure virtual.
8409 (scalar_chain::mark_dual_mode_def): Likewise.
8410 (scalar_chain::convert_insn): Likewise.
8411 (scalar_chain::convert_registers): Likewise.
8412 (scalar_chain::add_to_queue): Make it protected.
8413 (scalar_chain::emit_conversion_insns): Likewise.
8414 (scalar_chain::replace_with_subreg): Likewise.
8415 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8416 (scalar_chain::convert_op): Likewise.
8417 (scalar_chain::convert_reg): Likewise.
8418 (scalar_chain::make_vector_copies): Likewise.
8419 (scalar_chain::convert_registers): New pure virtual function.
8420 (class dimode_scalar_chain): New class.
8421 (class timode_scalar_chain): Likewise.
8422 (scalar_chain::mark_dual_mode_def): Renamed to ...
8423 (dimode_scalar_chain::mark_dual_mode_def): This.
8424 (timode_scalar_chain::mark_dual_mode_def): New function.
8425 (timode_scalar_chain::convert_insn): Likewise.
8426 (dimode_scalar_chain::convert_registers): Likewise.
8427 (scalar_chain::compute_convert_gain): Renamed to ...
8428 (dimode_scalar_chain::compute_convert_gain): This.
8429 (scalar_chain::replace_with_subreg): Renamed to ...
8430 (dimode_scalar_chain::replace_with_subreg): This.
8431 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8432 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8433 (scalar_chain::make_vector_copies): Renamed to ...
8434 (dimode_scalar_chain::make_vector_copies): This.
8435 (scalar_chain::convert_reg): Renamed to ...
8436 (dimode_scalar_chain::convert_reg ): This.
8437 (scalar_chain::convert_op): Renamed to ...
8438 (dimode_scalar_chain::convert_op): This.
8439 (scalar_chain::convert_insn): Renamed to ...
8440 (dimode_scalar_chain::convert_insn): This.
8441 (scalar_chain::convert): Call convert_registers.
8442 (convert_scalars_to_vector): Change to scalar_chain pointer to
8443 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8444 in 32-bit mode. Delete scalar_chain pointer. Call
8445 free_dominance_info in 64-bit mode.
8446 (pass_stv::gate): Remove TARGET_64BIT check.
8447 (ix86_option_override): Put the 64-bit STV pass before the CSE
8450 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8452 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8453 dw_loc_frame_offset field.
8454 * dwarf2out.c (new_loc_descr): Likewise.
8455 (resolve_args_picking_1): Turn the VISITED hash set into a
8456 FRAME_OFFSET hash map. Use it to associate a frame offset to
8457 visited nodes. Remove uses of the CHECKING_P macro.
8458 (resolve_args_picking): Update call to resolve_args_picking_1.
8460 2016-04-27 Martin Liska <mliska@suse.cz>
8462 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8463 (free_loop_data): Release vuses of groups.
8465 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8467 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8468 instead of redundant use_id and boolean have_use_for.
8469 (struct iv_use): Change sub_id into group_id. Remove field next.
8470 Move fields: related_cands, n_map_members, cost_map and selected
8472 (struct iv_group): ... here. New structure.
8473 (struct iv_common_cand): Use structure declaration directly.
8474 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8475 (MAX_CONSIDERED_USES): Rename macro to ...
8476 (MAX_CONSIDERED_GROUPS): ... here.
8477 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8478 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8479 (dump_uses): Rename to ...
8480 (dump_groups): ... here. Update all uses.
8481 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8482 (find_induction_variables): Refactor format of dump information.
8483 (record_sub_use): Delete.
8484 (record_use): Update all uses.
8485 (record_group): New function.
8486 (record_group_use, find_interesting_uses_op): Call above functions.
8488 (find_interesting_uses_cond): Ditto.
8489 (group_compare_offset): New function.
8490 (split_all_small_groups): Rename to ...
8491 (split_small_address_groups_p): ... here. Update all uses.
8492 (split_address_groups): Update all uses.
8493 (find_interesting_uses): Refactor format of dump information.
8494 (add_candidate_1): Update all uses. Remove redundant check on iv,
8496 (add_candidate, record_common_cand): Remove redundant assert.
8497 (add_iv_candidate_for_biv): Update use.
8498 (add_iv_candidate_derived_from_uses): Update all uses.
8499 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8500 (alloc_use_cost_map): Ditto.
8501 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8502 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8503 (determine_use_iv_cost_generic): Ditto.
8504 (determine_group_iv_cost_generic): Ditto.
8505 (determine_use_iv_cost_address): Ditto.
8506 (determine_group_iv_cost_address): Ditto.
8507 (determine_use_iv_cost_condition): Ditto.
8508 (determine_group_iv_cost_cond): Ditto.
8509 (determine_use_iv_cost): Ditto.
8510 (determine_group_iv_cost): Ditto.
8511 (set_autoinc_for_original_candidates): Update all uses.
8512 (find_iv_candidates): Update all uses. Refactor dump information.
8513 (determine_use_iv_costs): Ditto.
8514 (determine_iv_costs): Ditto.
8515 (iv_ca_cand_for_use): Rename to ...
8516 (iv_ca_cand_for_group): ... here. Update all uses.
8517 (iv_ca_add_use, iv_ca_add_group): Ditto.
8518 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8519 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8520 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8521 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8522 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8523 (create_new_iv, adjust_iv_update_pos): Ditto.
8524 (rewrite_use_address): Delete.
8525 (rewrite_use_address_1): Rename to ...
8526 (rewrite_use_address): ... here.
8527 (rewrite_use_compare): Update all uses.
8528 (rewrite_use): Delete.
8529 (rewrite_uses): Rename to ...
8530 (rewrite_groups): ... here. Update all uses.
8531 (remove_unused_ivs, free_loop_data): Update all uses.
8532 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8534 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8536 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8537 for WORD_REGISTER_OPERATIONS to runtime check.
8539 2016-04-27 Richard Biener <rguenther@suse.de>
8542 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8543 aggregate_value_p to determine if a function result is
8544 returned by reference.
8545 (ipa_pta_execute): Functions having their address taken are
8546 not automatically nonlocal.
8548 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8551 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8552 * fold-const.c (operand_equal_p): If flag_checking and
8553 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8554 and if it returns non-zero, assert iterative_hash_expr on both
8557 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8559 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8561 2016-04-27 Nick Clifton <nickc@redhat.com>
8564 * varasm.c (merge_weak): Generate an error if an attempt is made
8565 to convert a non-weak static function into a weak, public function.
8567 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8569 * params.def (MAX_PARTITION_SIZE): New param.
8570 * doc/invoke.texi: Document lto-max-partition.
8572 2016-04-27 Richard Biener <rguenther@suse.de>
8575 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8576 function cummulating used_from_other_partition, externally_visible
8577 and force_output from aliases.
8578 (refered_from_nonlocal_var): Likewise.
8579 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8580 node flags properly.
8582 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8584 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8585 (-Wmemset-elt-size): New item.
8587 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8590 * stor-layout.h (internal_reference_types): Delete.
8591 * stor-layout.c (reference_types_internal): Likewise.
8592 (internal_reference_types): Likewise.
8593 (layout_type) <REFERENCE_TYPE>: Adjust.
8595 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8598 * tree.h (inchash::add_expr): Add FLAGS argument.
8599 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8600 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8601 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8602 Formatting fix. Adjust recursive calls. For tcc_comparison,
8603 if swap_tree_comparison (code) is smaller than code, hash that
8604 and arguments in the other order. Hash CONVERT_EXPR the same
8605 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8606 of ADDR_EXPR of decl as the decl itself. Add or remove
8607 OEP_ADDRESS_OF from recursive flags as needed. For
8608 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8609 operands commutatively and only the third one normally.
8610 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8612 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8614 * config/rtems.h (LIB_SPEC): Add -latomic.
8616 2016-04-27 Joel Sherrill <joel@rtems.org>
8618 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8619 xilink.ld and flags not relevant to RTEMS.
8621 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8623 * toplev.c (backend_init_target): Avoid calling init_reload when using
8626 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8628 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8629 for loops rather than one for the whole function.
8631 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8633 * match.pd (X + CST CMP X): New transformation.
8635 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8637 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8638 * fold-const.c (fold_binary_loc): Remove 2 transformations
8639 superseded by match.pd.
8640 * match.pd (x+x -> x*2): Generalize to integers.
8642 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8644 * config/i386/i386.md (operation on memory peephole): Duplicate an
8645 existing peephole and adapt it to match lea rather than an operation
8648 PR rtl-optimization/57193
8649 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8651 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8653 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8655 * tree-if-conv.c (any_pred_load_store): New static variable.
8656 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8657 any_pred_load_store instead of and_mask_load_store.
8658 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8659 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8660 (combine_blocks, tree_if_conversion): Ditto.
8662 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8664 PR tree-optimization/70771
8665 PR tree-optimization/70775
8666 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8667 virtual PHI nodes. Delete parameter.
8668 (if_convertible_loop_p_1): Delete argument to above function.
8669 (predicate_all_scalar_phis): Delete code handling single-argument
8671 (tree_if_conversion): Mark and update virtual SSA.
8673 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8676 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8677 (x86_elf_aligned_common): Rename to ...
8678 (x86_elf_aligned_decl_common): ... this.
8679 Add decl arg. Switch to .lbss for largecomm object. Use
8680 LARGECOMM_SECTION_ASM_OP.
8681 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8683 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8684 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8686 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8687 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8689 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8692 * config/i386/i386.c (SECTION_LARGE): Define.
8693 (x86_64_elf_select_section): Set it for large data/bss sections.
8694 Only clear SECTION_WRITE for .lrodata.
8695 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8697 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8698 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8699 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8701 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8702 * doc/tm.texi: Regenerate.
8704 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8707 * configure.ac (--enable-checking): Document extra flag, for
8708 non-release builds default to --enable-checking=yes,extra.
8709 If misc checking and extra checking, define CHECKING_P to 2 instead
8711 * common.opt (fchecking=): Add.
8712 * doc/invoke.texi (-fchecking=): Document.
8713 * doc/install.texi: Document --enable-checking changes.
8714 * configure: Regenerated.
8715 * config.in: Regenerated.
8717 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8719 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8720 attribute instead of which_alternative.
8721 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8722 Use EXT_REX_SSE_REG_P where appropriate.
8724 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/predicates.md (const0_operand): Do not match
8727 const_wide_int code.
8728 (const1_operand): Ditto.
8730 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8732 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8733 for SSE constm1 operands and TARGET_AVX512VL.
8734 (*movti_internal): Ditto.
8735 (*mov<mode>_or): Use constm1_operand predicate.
8736 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8737 for SSE vector_all_ones operands and TARGET_AVX512VL.
8738 * config/i386/predicates.md (constm1_operand): New predicate.
8739 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8740 emission of constant -1 load.
8742 2016-04-25 Jason Merrill <jason@redhat.com>
8744 * gdbinit.in: Skip is-a.h.
8746 * attribs.c (register_scoped_attributes): Fix logic.
8747 * attribs.h: Declare register_scoped_attributes.
8749 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8751 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8752 stxvd2x and stxvw4x built-in functions.
8754 2016-04-25 DJ Delorie <dj@redhat.com>
8756 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8757 (ashrhi3): Likewise.
8758 (lshrhi3): Likewise.
8760 2016-04-25 Richard Biener <rguenther@suse.de>
8762 PR tree-optimization/70780
8763 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8765 (compute_antic): Mark blocks with abnormal preds as visited as
8766 they have a final empty antic-in solution already.
8768 2016-04-25 Michael Collison <michael.collison@linaro.org>
8770 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8772 2016-04-25 Michael Collison <michael.collison@linaro.org>
8774 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8775 mode is VQI to improve mixed mode vectorization.
8776 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8777 define_insn to match low half of signed vaddw.
8778 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8779 define_insn to match high half of signed vaddw.
8780 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8781 define_insn to match low half of unsigned vaddw.
8782 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8783 define_insn to match high half of unsigned vaddw.
8784 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8785 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8786 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8788 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8789 * config/arm/predicates.md (vect_par_constant_high): Support
8790 big endian and simplify by calling
8791 arm_simd_check_vect_par_cnst_half
8792 (vect_par_constant_low): Likewise.
8794 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8796 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8797 predicate for operand 2.
8799 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8800 H.J. Lu <hongjiu.lu@intel.com>
8802 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8803 machine_mode argument.
8804 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8805 constm1_rtx operands. For VOIDmode constants, get mode from
8806 pred_mode. Check mode size if the mode is supported by ABI.
8807 (standard_sse_constant_opcode): Do not use standard_constant_p.
8808 Strictly check ABI support for all-ones operands.
8809 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8810 immediates. Update calls to standard_sse_constant_p.
8811 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8812 (ix86_rtx_costs): Ditto.
8813 * config/i386/i386.md (*movxi_internal_avx512f): Use
8814 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8815 Use (v,BC) alternative instead of (v,C). Use register_operand
8816 checks instead of MEM_P.
8817 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8818 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8819 isa attribute. Use register_operand checks instead of MEM_P.
8820 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8821 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8822 alternative and corresponding sse2 isa attribute.
8823 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8824 to standard_sse_constant_p.
8825 (FP constant splitters): Ditto.
8826 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8828 * config/i386/predicates.md (constm1_operand): Remove.
8829 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8830 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8831 vector_all_ones_operand instead of constm1_operand.
8833 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8835 * print-rtl.c (print_rtx_insn_vec): New function.
8836 * print-rtl.h: New prototype.
8837 * store-motion.c (struct st_expr): Make avail_stores a vector.
8838 (st_expr_entry): Adjust.
8839 (free_st_expr_entry): Likewise.
8840 (print_store_motion_mems): Likewise.
8841 (find_moveable_store): Likewise.
8842 (compute_store_table): Likewise.
8843 (delete_store): Likewise.
8844 (build_store_vectors): Likewise.
8846 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8848 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8850 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8852 * vec.h (vec_safe_contains): New function.
8853 (vec::contains): Likewise.
8854 (vec::begin): Likewise.
8855 (vec::end): Likewise.
8857 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8860 * cfgexpand.c (expand_stack_vars): Fix typo.
8862 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8864 * system.h (list, map, set, vector): Include conditionally.
8865 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8866 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8867 * ipa-icf.c (INCLUDE_LIST): Define.
8868 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8869 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8870 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8871 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8872 * cp/logic.cc (INCLUDE_LIST): Define.
8873 * fortran/trans-common.c (INCLUDE_MAP): Define.
8875 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8877 * auto-profile.c: Remove <string.h> include.
8878 * ipa-icf-gimple.c: Remove <list> include.
8879 * diagnostic.c: Remove <new> include.
8880 * genmatch.c: Likewise.
8881 * pretty-print.c: Likewise.
8882 * toplev.c: Likewise
8883 * c/c-objc-common.c: Likewise.
8884 * cp/error.c: Likewise.
8885 * fortran/error.c: Likewise.
8887 2016-04-22 Richard Biener <rguenther@suse.de>
8889 * lto-streamer-in.c (input_ssa_names): Do not allocate
8890 GIMPLE_NOP for all SSA names.
8891 * lto-streamer-out.c (output_ssa_names): Do not output
8892 SSA names that should have been released.
8894 2016-04-22 Richard Biener <rguenther@suse.de>
8896 PR tree-optimization/70740
8897 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8900 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8903 * config/i386/predicates.md (call_insn_operand): Replace
8904 sibcall_memory_operand with memory_operand.
8906 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8908 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8909 has_single_use() tests.
8910 (register_edge_assert_for_1): Likewise.
8911 (find_assert_locations_1): Check the liveness bitmap instead of
8912 checking has_single_use().
8914 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8917 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8918 Extract AVX-512BW constraint from AVX.
8920 2016-04-21 Richard Biener <rguenther@suse.de>
8922 PR tree-optimization/70725
8923 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8924 for phi_convertible_by_degenerating_args.
8925 (predicate_all_scalar_phis): Handle single-argument PHIs.
8927 2016-04-21 Richard Biener <rguenther@suse.de>
8930 * fold-const.c (fold_comparison): Return properly typed
8933 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8935 PR tree-optimization/70715
8936 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8937 after expanding BASE using expand_simple_operations.
8939 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8941 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8942 New transformations.
8944 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8946 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8948 2016-04-20 Jan Hubicka <jh@suse.cz>
8950 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8951 ultiimate_alias_target.
8952 (update_callee_keys): Likewise.
8953 (lookup_recursive_calls): Likewise.
8954 (speculation_useful_p): Likewise.
8956 2016-04-20 Jan Hubicka <jh@suse.cz>
8959 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8960 (set_nothrow_flag_1): ... this; handle interposition correctly;
8961 recurse on aliases and thunks.
8962 (cgraph_node::set_nothrow_flag): New.
8963 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8964 functions compiled with non-call exceptions that binds to current
8966 (propagate_nothrow): Be safe WRT interposition.
8967 * cgraph.h (set_nothrow_flag): Update prototype.
8969 2016-04-18 Jan Hubicka <jh@suse.cz>
8971 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8972 max_loop_iterations_int.
8973 (tree_unswitch_outer_loop): Likewise.
8975 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8977 PR tree-optimization/69489
8978 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8979 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8980 Revise dump message.
8981 (if_convertible_bb_p): Remove check on edge count of basic block's
8984 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8986 PR tree-optimization/56625
8987 PR tree-optimization/69489
8988 * tree-data-ref.h (DR_INNERMOST): New macro.
8989 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8990 hashing struct innermost_loop_behavior.
8991 (ref_DR_map): Remove.
8992 (innermost_DR_map): New map.
8993 (baseref_DR_map): Revise comment.
8994 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8995 to innermost_DR_map accroding to its innermost loop behavior.
8996 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8997 to its innermost loop behavior.
8998 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8999 Add initialization for innermost_DR_map. Record memory reference
9000 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9001 have innermost loop behavior.
9002 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9005 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9007 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9008 *lea_general_1. Use explicit SWI12 mode interator.
9009 (*lea<mode>_general_2): Rename from *lea_general_2.
9010 Use explicit SWI12 mode interator.
9011 (*lea<mode>_general_3): Rename from *lea_general_3.
9012 Use explicit SWI12 mode interator.
9013 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9014 Use explicit SWI12 mode interator.
9015 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9016 Use explicit SWI48 mode interator.
9018 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9021 Short-cut unaligned load and store cases. Handle all integer
9023 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9024 and store cases. Call ix86_avx256_split_vector_move_misalign
9025 directly without checking mode class.
9027 2016-04-20 Andrew Pinski <apinski@cavium.com>
9028 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9031 * config/aarch64/aarch64.md (sibcall): Force call
9032 address to be DImode for ILP32.
9033 (sibcall_value): Likewise.
9035 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9037 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9039 2016-04-20 Richard Biener <rguenther@suse.de>
9041 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9042 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9043 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9044 (maybe_push_res_to_seq): Adjust.
9045 * gimple-fold.c (maybe_build_generic_op): Likewise.
9047 2016-04-20 Marek Polacek <polacek@redhat.com>
9049 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9052 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9054 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9055 use kmovw to support AVX512F target.
9057 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9059 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9061 2016-04-20 Marek Polacek <polacek@redhat.com>
9063 PR tree-optimization/70725
9064 * tree-if-conv.c (is_false_predicate): New function.
9065 (predicate_mem_writes): Use it.
9067 2016-04-20 Richard Biener <rguenther@suse.de>
9069 PR tree-optimization/70726
9070 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9071 shift amounts from a pattern stmt operand.
9073 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9076 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9077 stack_restore_from_fpr pattern when restoring r15.
9078 (s390_optimize_prologue): Strip away the memory barrier in the
9079 parallel when trying to get rid of restore insns.
9080 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9081 definition for loading the stack pointer from an FPR. Compared to
9082 the normal move insn this pattern includes a full memory barrier.
9084 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9087 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9088 implicitly linear or lastprivate iterator on the outer context.
9090 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9094 * config/i386/i386.md (ssememalign): Removed.
9095 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9097 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9100 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9101 const short * to __builtin_ia32_loaddquhi512_mask.
9102 (_mm512_maskz_loadu_epi16): Likewise.
9103 (_mm512_mask_storeu_epi16): Pass short * to
9104 __builtin_ia32_storedquhi512_mask.
9105 (_mm512_mask_loadu_epi8): Pass const char * to
9106 __builtin_ia32_loaddquqi512_mask.
9107 (_mm512_maskz_loadu_epi8): Likewise.
9108 (_mm512_mask_storeu_epi8): Pass char * to
9109 __builtin_ia32_storedquqi512_mask.
9110 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9111 const double * to __builtin_ia32_loadupd512_mask.
9112 (_mm512_mask_loadu_pd): Likewise.
9113 (_mm512_maskz_loadu_pd): Likewise.
9114 (_mm512_storeu_pd): Pass double * to
9115 __builtin_ia32_storeupd512_mask.
9116 (_mm512_mask_storeu_pd): Likewise.
9117 (_mm512_loadu_ps): Pass const float * to
9118 __builtin_ia32_loadups512_mask.
9119 (_mm512_mask_loadu_ps): Likewise.
9120 (_mm512_maskz_loadu_ps): Likewise.
9121 (_mm512_storeu_ps): Pass float * to
9122 __builtin_ia32_storeups512_mask.
9123 (_mm512_mask_storeu_ps): Likewise.
9124 (_mm512_mask_loadu_epi64): Pass const long long * to
9125 __builtin_ia32_loaddqudi512_mask.
9126 (_mm512_maskz_loadu_epi64): Likewise.
9127 (_mm512_mask_storeu_epi64): Pass long long *
9128 to __builtin_ia32_storedqudi512_mask.
9129 (_mm512_loadu_si512): Pass const int * to
9130 __builtin_ia32_loaddqusi512_mask.
9131 (_mm512_mask_loadu_epi32): Likewise.
9132 (_mm512_maskz_loadu_epi32): Likewise.
9133 (_mm512_storeu_si512): Pass int * to
9134 __builtin_ia32_storedqusi512_mask.
9135 (_mm512_mask_storeu_epi32): Likewise.
9136 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9137 char * to __builtin_ia32_storedquqi256_mask.
9138 (_mm_mask_storeu_epi8): Likewise.
9139 (_mm256_mask_loadu_epi16): Pass const short * to
9140 __builtin_ia32_loaddquhi256_mask.
9141 (_mm256_maskz_loadu_epi16): Likewise.
9142 (_mm_mask_loadu_epi16): Pass const short * to
9143 __builtin_ia32_loaddquhi128_mask.
9144 (_mm_maskz_loadu_epi16): Likewise.
9145 (_mm256_mask_loadu_epi8): Pass const char * to
9146 __builtin_ia32_loaddquqi256_mask.
9147 (_mm256_maskz_loadu_epi8): Likewise.
9148 (_mm_mask_loadu_epi8): Pass const char * to
9149 __builtin_ia32_loaddquqi128_mask.
9150 (_mm_maskz_loadu_epi8): Likewise.
9151 (_mm256_mask_storeu_epi16): Pass short * to.
9152 __builtin_ia32_storedquhi256_mask.
9153 (_mm_mask_storeu_epi16): Pass short * to.
9154 __builtin_ia32_storedquhi128_mask.
9155 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9156 const double * to __builtin_ia32_loadupd256_mask.
9157 (_mm256_maskz_loadu_pd): Likewise.
9158 (_mm_mask_loadu_pd): Pass onst double * to
9159 __builtin_ia32_loadupd128_mask.
9160 (_mm_maskz_loadu_pd): Likewise.
9161 (_mm256_mask_storeu_pd): Pass double * to
9162 __builtin_ia32_storeupd256_mask.
9163 (_mm_mask_storeu_pd): Pass double * to
9164 __builtin_ia32_storeupd128_mask.
9165 (_mm256_mask_loadu_ps): Pass const float * to
9166 __builtin_ia32_loadups256_mask.
9167 (_mm256_maskz_loadu_ps): Likewise.
9168 (_mm_mask_loadu_ps): Pass const float * to
9169 __builtin_ia32_loadups128_mask.
9170 (_mm_maskz_loadu_ps): Likewise.
9171 (_mm256_mask_storeu_ps): Pass float * to
9172 __builtin_ia32_storeups256_mask.
9173 (_mm_mask_storeu_ps): ass float * to
9174 __builtin_ia32_storeups128_mask.
9175 (_mm256_mask_loadu_epi64): Pass const long long * to
9176 __builtin_ia32_loaddqudi256_mask.
9177 (_mm256_maskz_loadu_epi64): Likewise.
9178 (_mm_mask_loadu_epi64): Pass const long long * to
9179 __builtin_ia32_loaddqudi128_mask.
9180 (_mm_maskz_loadu_epi64): Likewise.
9181 (_mm256_mask_storeu_epi64): Pass long long * to
9182 __builtin_ia32_storedqudi256_mask.
9183 (_mm_mask_storeu_epi64): Pass long long * to
9184 __builtin_ia32_storedqudi128_mask.
9185 (_mm256_mask_loadu_epi32): Pass const int * to
9186 __builtin_ia32_loaddqusi256_mask.
9187 (_mm256_maskz_loadu_epi32): Likewise.
9188 (_mm_mask_loadu_epi32): Pass const int * to
9189 __builtin_ia32_loaddqusi128_mask.
9190 (_mm_maskz_loadu_epi32): Likewise.
9191 (_mm256_mask_storeu_epi32): Pass int * to
9192 __builtin_ia32_storedqusi256_mask.
9193 (_mm_mask_storeu_epi32): Pass int * to
9194 __builtin_ia32_storedqusi128_mask.
9195 * config/i386/i386-builtin-types.def (PCSHORT): New.
9197 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9198 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9199 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9200 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9201 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9202 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9203 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9204 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9205 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9206 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9207 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9208 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9209 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9210 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9211 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9212 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9213 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9214 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9215 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9216 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9217 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9218 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9219 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9220 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9221 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9222 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9223 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9224 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9225 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9226 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9227 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9228 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9229 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9230 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9231 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9232 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9233 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9234 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9235 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9236 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9237 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9238 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9239 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9240 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9241 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9242 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9243 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9244 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9245 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9247 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9248 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9250 (ix86_expand_vector_move_misalign): Likewise.
9251 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9252 to scalar function prototype for unaligned load/store builtins.
9253 (ix86_expand_special_args_builtin): Updated.
9254 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9255 (UNSPEC_STOREU): Likewise.
9256 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9257 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9258 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9259 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9260 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9261 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9262 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9263 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9264 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9265 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9266 (<avx512>_storedqu<mode>_mask): Likewise.
9267 (*sse4_2_pcmpestr_unaligned): Likewise.
9268 (*sse4_2_pcmpistr_unaligned): Likewise.
9269 (*mov<mode>_internal): Renamed to ...
9270 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9271 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9272 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9273 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9275 2016-04-19 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/70171
9278 * tree-ssa-phiprop.c: Include stor-layout.h.
9279 (phiprop_insert_phi): Handle the aggregate copy case.
9280 (propagate_with_phi): Likewise.
9282 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9284 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9285 instead of simplify_gen_subreg (... , 0).
9286 (ix86_delegitimize_address): Ditto.
9287 (ix86_split_divmod): Ditto.
9288 (ix86_split_copysign_const): Ditto.
9289 (ix86_split_copysign_var): Ditto.
9290 (ix86_expand_args_builtin): Ditto.
9291 (ix86_expand_round_builtin): Ditto.
9292 (ix86_expand_special_args_builtin): Ditto.
9293 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9294 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9295 (udivmodqi4): Ditto.
9296 (absneg splitters): Ditto.
9297 (*jcc_bt<mode>_1): Ditto.
9299 2016-04-19 Richard Biener <rguenther@suse.de>
9301 PR tree-optimization/70724
9302 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9303 restoring out from ...
9304 (free_scc_vn): ... here.
9305 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9306 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9308 (pass_fre::execute): Restore SSA info.
9310 2016-04-19 Richard Biener <rguenther@suse.de>
9312 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9313 * gimple-walk.c (walk_gimple_op): Initialize it.
9314 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9315 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9316 remapping SSA names of defs.
9317 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9320 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9323 * lra-constraints.c (equiv_substition_p): New.
9324 (process_alt_operands): Use it.
9325 (swap_operands): Swap it.
9326 (curr_insn_transform): Update it.
9328 2016-04-18 Michael Matz <matz@suse.de>
9330 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9331 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9332 * tree-core.h (tree_type_common.align): Use bit-field.
9333 (tree_type_common.spare): New.
9334 (tree_decl_common.off_align): Make smaller.
9335 (tree_decl_common.align): Use bit-field.
9337 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9338 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9339 (scan_sharing_clauses): Ditto.
9340 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9341 (omp_finish_file): Ditto.
9342 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9343 (layout_decl): Ditto.
9344 (relayout_decl): Ditto.
9345 (finalize_record_size): Use SET_TYPE_ALIGN.
9346 (finalize_type_size): Ditto.
9347 (finish_builtin_struct): Ditto.
9348 (layout_type): Ditto.
9349 (initialize_sizetypes): Ditto.
9350 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9351 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9352 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9353 (get_chain_field): Ditto.
9354 (get_trampoline_type): Ditto.
9355 (get_nl_goto_field): Ditto.
9356 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9358 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9359 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9360 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9361 (build_qualified_type): Use SET_TYPE_ALIGN.
9362 (build_aligned_type, build_range_type_1): Ditto.
9363 (build_atomic_base): Ditto.
9364 (build_common_tree_nodes): Ditto.
9365 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9366 (expand_one_stack_var_at): Ditto.
9367 * coverage.c (build_var): Use SET_DECL_ALIGN.
9368 * except.c (init_eh): Ditto.
9369 * function.c (assign_parm_setup_block): Ditto.
9370 * symtab.c (increase_alignment_1): Ditto.
9371 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9372 * tree-vect-stmts.c (ensure_base_align): Ditto.
9373 * varasm.c (align_variable): Ditto.
9374 (assemble_variable): Ditto.
9375 (build_constant_desc): Ditto.
9376 (output_constant_def_contents): Ditto.
9378 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9379 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9380 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9381 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9382 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9384 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9387 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9388 replace %vmovsd with "%vmovq".
9389 (vec_concatv2df): Likewise.
9391 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9393 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9394 (*vec_extractv2si_0): Ditto.
9395 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9396 (zero_extended_scalar_load_operand splitters): Ditto.
9397 (vec_extract splitters): Ditto.
9398 (*vec_extractv4si_0_zext): Ditto.
9399 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9401 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9402 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9403 (*sse4_1_extractps): Use lowpart_subreg.
9404 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9406 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9408 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9410 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9411 Mention Solaris 11 packaging changes.
9412 Update gas and gld requirements.
9413 Remove reference to pre-Solaris 10 bug.
9414 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9416 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9419 2016-04-17 Jan Hubicka <jh@suse.cz>
9421 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9422 max_loop_iterations_int.
9424 2016-04-18 Richard Biener <rguenther@suse.de>
9426 PR tree-optimization/43434
9427 * tree-ssa-structalias.c (struct vls_data): New.
9428 (visit_loadstore): Handle all pointer-based accesses.
9429 (compute_dependence_clique): Compute a bitmap of restrict tags
9430 assigned bases and pass it to visit_loadstore.
9432 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9435 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9436 armv8.1-a and armv8.1-a+crc.
9438 2016-04-18 Richard Biener <rguenther@suse.de>
9440 PR tree-optimization/70701
9441 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9442 references after translating through a memcpy.
9444 2016-04-18 Richard Biener <rguenther@suse.de>
9446 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9447 (compute_antic): ... here. For partial antic use regular
9448 postorder and scrap iteration.
9449 (compute_partial_antic_aux): Remove unused return value.
9450 (init_pre): Do not allocate postorder.
9451 (fini_pre): Do not free postorder.
9453 2016-04-18 Richard Biener <rguenther@suse.de>
9456 * expmed.c (extract_bit_field_1): Remove broken case
9457 using a wider MODE_INT mode.
9459 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9461 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9462 unless compiling with at least GCC-4.8.
9464 2016-04-17 Jan Hubicka <jh@suse.cz>
9467 * graphite.c (graphite_finalize): Update call to
9468 tree_estimate_probability.
9469 * predict.h (tree_estimate_probability): Update prototype.
9471 2016-04-17 Jan Hubicka <jh@suse.cz>
9473 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9474 (tree_estimate_probability): Likewise.
9475 (pass_profile::execute): Update.
9476 (report_predictor_hitrates): New function.
9477 * profile.c (compute_branch_probabilities): Use it.
9478 * predict.h (report_predictor_hitrates): Declare.
9480 2016-04-17 Jan Hubicka <jh@suse.cz>
9483 * cgraph.h (cgraph_node::set_const_flag,
9484 cgraph_node::set_pure_flag): Update prototype to return bool;
9486 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9487 of interposable symbol are interposable, too.
9488 (cgraph_set_const_flag_1): Rename to ...
9489 (set_const_flag_1): ... this one; change to self recursive function
9490 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9491 clearnig the flag in all variants and also virtual thunks of const
9492 functions are pure; track if any change was done.
9493 (cgraph_node::set_const_flag): Update.
9494 (struct set_pure_flag_info): New struct.
9495 (cgraph_set_pure_flag_1): Rename to ...
9496 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9497 rather than pointer encoded flags; track if any changes was done;
9498 handle correctly clearning flag and setting flag of aliases already
9500 (cgraph_node::set_pure_flag): Update.
9501 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9503 2016-04-17 Tom de Vries <tom@codesourcery.com>
9506 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9509 2016-04-17 Tom de Vries <tom@codesourcery.com>
9511 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9512 '{}<> ' as escape-for-record.
9514 2016-04-17 Tom de Vries <tom@codesourcery.com>
9516 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9519 2016-04-17 Tom de Vries <tom@codesourcery.com>
9522 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9523 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9524 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9525 * passes.c (finish_optimization_passes): Only call
9526 finish_graph_dump_file if dfi->graph_dump_initialized.
9527 (execute_function_dump, pass_init_dump_file): Use
9528 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9530 2016-04-17 Tom de Vries <tom@codesourcery.com>
9532 PR tree-optimization/70256
9533 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9534 (debug_varmap): New function.
9536 2016-04-17 Tom de Vries <tom@codesourcery.com>
9539 * passes.c (pass_manager::register_pass): Propagate pflags.
9541 2016-04-17 Tom de Vries <tom@codesourcery.com>
9544 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9545 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9546 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9547 check if it's equal to p_start.
9548 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9550 2016-04-15 Jan Hubicka <jh@suse.cz>
9553 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9554 function does not bind to current def.
9555 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9556 handle conservatively calls to functions that does not need to bind
9558 (check_call): Update call of worse_state.
9559 (ignore_edge_for_nothrow): Update.
9560 (ignore_edge_for_pure_const): Likewise.
9561 (propagate_pure_const): Update calls to worse_state.
9562 (skip_function_for_local_pure_const): Reformat comments.
9564 2016-04-15 Jan Hubicka <jh@suse.cz>
9567 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9568 (cgraph_node::function_symbol): Likewise.
9569 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9570 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9571 (symtab_node::ultimate_alias_target): Add REF parameter.
9572 (symtab_node::binds_to_current_def_p): Declare.
9573 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9574 (cgraph_node::function_symbol): Likewise.
9575 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9576 (cgraph_node::get_availability): Likewise.
9577 (cgraph_edge::binds_to_current_def_p): New inline function.
9578 (varpool_node::get_availability): Add REF parameter.
9579 (varpool_node::ultimate_alias_target): Likewise.
9580 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9581 (symtab_node::binds_to_current_def_p): Likewise.
9582 * varpool.c (varpool_node::get_availability): Likewise.
9584 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9587 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9588 Fix mode size check.
9590 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9592 * BASE-VER: Set to 7.0.0.
9594 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9596 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9598 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9600 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9601 architecture revisions.
9603 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9605 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9606 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9607 * config/i386/i386.md (stack decrement to push peepholes): Guard
9608 with !x86_using_red_zone ().
9610 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9613 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9614 to dump_generic_node.
9615 (NIY): Pass also flags to do_niy.
9617 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9619 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9620 (simd_clone_vector_of_formal_parm_types)
9621 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9622 (simd_clone_mangle, simd_clone_create)
9623 (simd_clone_adjust_return_type, create_tmp_simd_array)
9624 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9625 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9626 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9627 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9628 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9629 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9630 * omp-simd-clone.c: ... this new file.
9631 (simd_clone_vector_of_formal_parm_types): Make it static.
9632 * Makefile.in (OBJS): Add omp-simd-clone.o.
9634 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9637 * config/i386/sse.md: Use proper memory operand modifiers.
9640 2016-04-15 Richard Biener <rguenther@suse.de>
9641 Alan Modra <amodra@gmail.com>
9643 PR tree-optimization/70130
9644 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9645 when alignment stays not the same and no not use the realign
9648 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9651 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9652 direct move handlers for KFmode. Change TFmode handlers test from
9653 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9655 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9658 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9659 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9660 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9661 * tree-ssa-live.c (remove_unused_scope_block_p): When
9662 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9663 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9664 block_ultimate_origin is FUNCTION_DECL.
9665 (remove_unused_locals): If current_function_decl is
9666 polymorphic_ctor_dtor_p, pass initial true to
9667 remove_unused_scope_block_p' is_ctor_dtor_block.
9669 2016-04-14 Martin Sebor <msebor@redhat.com>
9674 * doc/extend.texi (Variable Length): Revert.
9676 2016-04-14 Marek Polacek <polacek@redhat.com>
9677 Jan Hubicka <hubicka@ucw.cz>
9680 * tree.c (verify_type): Disable the canonical type of main variant
9683 2016-04-14 Jason Merrill <jason@redhat.com>
9685 * cfgexpand.c, expr.c: Revert previous change.
9687 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9690 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9691 when building a mem ref for the incoming reduction variable.
9693 2016-04-14 Richard Biener <rguenther@suse.de>
9695 PR tree-optimization/70614
9696 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9697 loop if the evolution dropped to chrec_dont_know.
9698 (interpret_condition_phi): Likewise.
9700 2016-04-14 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/70623
9703 * tree-ssa-pre.c (changed_blocks): Make global ...
9704 (compute_antic): ... local here. Move and fix worklist
9705 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9706 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9707 worklist handling, dump when ANTIC_IN changed.
9708 (compute_partial_antic_aux): Remove worklist handling.
9709 (init_pre): Do not compute post dominators. Add a comment about
9710 the CFG order chosen.
9711 (fini_pre): Do not free post dominators.
9713 2016-04-13 Martin Sebor <msebor@redhat.com>
9718 * doc/extend.texi (Variable Length): Document C++ specifics.
9720 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9723 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9724 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9725 eh edges have been purged.
9728 * tree-sra.c (create_access_replacement,
9729 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9731 * tree-pretty-print.c (dump_fancy_name): New function.
9732 (dump_decl_name, dump_generic_node): Use it.
9734 2016-04-13 Jason Merrill <jason@redhat.com>
9736 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9737 * expr.c (expand_expr_real_1): Likewise.
9739 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9741 * config/i386/i386.md (kunpckhi): Swap operands.
9742 (kunpcksi): Likewise.
9743 (kunpckdi): Likewise.
9744 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9745 (vec_pack_trunc_<mode>): Likewise.
9747 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9750 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9753 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9754 gimplification turns some element into non-constant.
9757 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9758 * explow.c (convert_memory_address_addr_space_1): No longer static,
9759 add NO_EMIT argument and don't call convert_modes if true, pass
9760 it down recursively, remove break after return.
9761 (convert_memory_address_addr_space): Adjust caller.
9762 * simplify-rtx.c (simplify_unary_operation_1): Call
9763 convert_memory_address_addr_space_1 instead of convert_memory_address,
9764 if it returns NULL, don't simplify.
9766 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9769 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9771 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9773 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9774 Bump the upper SIMDLEN limits, so that if the return type or
9775 characteristic type if the return type is void can be passed in
9776 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9779 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9782 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9783 Do not use "=" constraint on an input constraint.
9784 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9785 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9786 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9787 generates (neg (abs ...)) instead of (abs ...).
9789 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9791 PR rtl-optimization/70596
9792 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9793 just invalidate LRA data and reset them. Adjust dump wording.
9795 2016-04-12 Martin Liska <mliska@suse.cz>
9798 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9800 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9802 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9803 max_loop_iterations_int.
9804 (tree_unswitch_outer_loop): Likewise.
9805 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9806 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9808 2016-04-12 Tom de Vries <tom@codesourcery.com>
9810 PR tree-optimization/68756
9811 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9812 instead of new_name.
9814 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9816 PR tree-optimization/70602
9817 * tree-sra.c (generate_subtree_copies): Don't write anything into
9818 constant pool decls.
9820 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9821 regardless whether there are depend clauses or not.
9823 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9826 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9827 target attribute and pragma from changing the -mfloat128
9828 and -mfloat128-hardware options.
9830 * doc/extend.texi (Additional Floating Types): Document PowerPC
9831 __float128 restrictions.
9833 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9836 * config/aarch64/driver-aarch64.c
9837 (aarch64_get_extension_string_for_isa_flags): New.
9838 (arch_extension): Rename to...
9839 (aarch64_arch_extension): ...This.
9840 (ext_to_feat_string): Rename to...
9841 (aarch64_extensions): ...This.
9842 (aarch64_core_data): Keep track of architecture extension flags.
9843 (cpu_data): Rename to...
9844 (aarch64_cpu_data): ...This.
9845 (aarch64_arch_driver_info): Keep track of architecture extension
9847 (get_arch_name_from_id): Rename to...
9848 (get_arch_from_id): ...This, change return type.
9849 (host_detect_local_cpu): Update and reformat for renames, handle
9850 extensions through common infrastructure.
9852 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9855 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9856 track of a canonical flag name.
9857 (all_extensions): Likewise.
9858 (arch_to_arch_name): Also track extension flags enabled by the arch.
9859 (all_architectures): Likewise.
9860 (aarch64_parse_extension): Move to here.
9861 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9863 (aarch64_rewrite_selected_cpu): Update for above change.
9864 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9865 are handled, such that the single explicit value enabled by an
9866 extension is kept seperate from the implicit values it also enables.
9867 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9869 (aarch64_parse_extension): New.
9870 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9871 here to config/aarch64/aarch64-protos.h.
9872 (aarch64_parse_extension): Move from here to
9873 common/config/aarch64/aarch64-common.c.
9874 (aarch64_option_print): Update.
9875 (aarch64_declare_function_name): Likewise.
9876 (aarch64_start_file): Likewise.
9877 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9878 the canonical flag for extensions.
9879 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9882 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9884 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9887 2016-04-09 Tom de Vries <tom@codesourcery.com>
9889 PR tree-optimization/68953
9890 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9891 first to last subscript.
9893 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9895 PR tree-optimization/70586
9896 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9899 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9903 PR tree-optimization/70373
9907 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9908 clauses for acc parallel reductions as necessary. Error on those
9910 * omp-low.c (scan_sharing_clauses): Don't install variables which
9911 are used in acc parallel reductions.
9912 (lower_rec_input_clauses): Remove dead code.
9913 (lower_oacc_reductions): Add support for reference reductions.
9914 (lower_reduction_clauses): Remove dead code.
9915 (lower_omp_target): Don't remap variables appearing in acc parallel
9917 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9919 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9922 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9923 with multiple SSA_NAME defs, force the outputs other than first
9924 to be live before calling live_track_process_def on each output.
9926 PR rtl-optimization/70574
9927 * fwprop.c (forward_propagate_and_simplify): Don't add
9928 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9929 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9930 paradoxical subregs within *loc.
9932 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9934 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9935 -ftree-parallelize-loops={0,1}.
9936 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9937 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9938 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9939 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9940 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9942 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9945 * asan.c (instrument_derefs): If we get unknown location, extract it
9947 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9949 2016-04-08 Tom de Vries <tom@codesourcery.com>
9951 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9952 implicit firstprivate clause.
9954 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9957 * config/arm/thumb2.md (tst + branch-> lsls + branch
9958 peephole below *orsi_not_shiftsi_si): Require that condition
9959 register is dead after the peephole.
9960 (second peephole after the above): Likewise.
9962 2016-04-08 Alan Modra <amodra@gmail.com>
9965 * builtins.c (fold_builtin_classify): For IBM extended precision,
9966 look at just the high-order double to test for NaN.
9967 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9968 test just the high double for Inf but both doubles for subnormal
9971 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9973 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9974 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9975 node->simdclone->mask_mode != VOIDmode masks.
9976 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9977 earlier, use it instead of node->simdclone.
9978 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9979 Set clonei->mask_mode.
9981 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9984 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9985 Pass it through to cp_parser_already_scoped_statement.
9986 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9987 it through to cp_parser_statement.
9988 (cp_parser_statement): Pass IF_P through to
9989 cp_parser_iteration_statement.
9990 (cp_parser_pragma): Adjust call to
9991 cp_parser_iteration_statement.
9993 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9996 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9997 resolve a future -Wparentheses warning.
9998 * omp-low.c (scan_sharing_clauses): Likewise.
9999 * tree-parloops.c (eliminate_local_variables): Likewise.
10001 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10003 PR rtl-optimization/70398
10004 * lra-constraints.c (process_address_1): Check zero scale and code
10005 for reloading with zero scale.
10007 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10009 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10010 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10012 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10014 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10015 Add support for AVX512F clones, include them by default for
10016 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10017 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10020 PR middle-end/70550
10021 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10022 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10023 firstprivate clauses.
10024 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10025 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10026 (lower_omp_target): Set TREE_NO_WARNING for
10027 non-addressable possibly uninitialized vars which are copied into
10028 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10030 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10032 * config/pa/predicates.md (integer_store_memory_operand): Accept
10033 REG+D operands with a large offset when reload_in_progress is true.
10034 (floating_point_store_memory_operand): Likewise.
10036 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10039 * match.pd (nested int casts): Limit to GIMPLE.
10041 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10044 * ipa-devirt.c (maybe_record_node): Fix comment; use
10045 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10047 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10049 PR rtl-optimization/70542
10050 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10051 if there are any uses other than insn or debug insns.
10053 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10054 Jakub Jelinek <jakub@redhat.com>
10056 PR tree-optimization/70509
10057 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10058 Shift HOST_WIDE_INT_1U instead of 1.
10060 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10062 PR tree-optimization/70509
10063 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10064 of the vector base type for index.
10066 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10069 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10071 2016-04-05 Richard Biener <rguenther@suse.de>
10073 PR tree-optimization/70526
10074 * tree-sra.c (build_ref_for_offset): Use prev_base to
10075 extract the alias pointer type.
10077 2016-04-05 Richard Biener <rguenther@suse.de>
10079 * dse.c (struct store_info): Remove alias_set member.
10080 (struct read_info_type): Likewise.
10081 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10082 spill_deleted, clear_alias_set_lookup): Remove.
10083 (get_group_info): Remove dead base == NULL_RTX case.
10084 (dse_step0): Remove initialization of removed variables.
10085 (delete_dead_store_insn): Reomve alias set dumping.
10086 (free_read_records): Remove alias_set handling.
10087 (canon_address): Remove alias_set_out parameter.
10088 (record_store): Remove spill_alias_set, it's always zero.
10089 (check_mem_read_rtx): Likewise.
10090 (dse_step2): Rename from ...
10091 (dse_step2_nospill): ... this. Adjust.
10092 (scan_stores): Rename from ...
10093 (scan_stores_nospill): ... this.
10094 (scan_reads): Rename from ...
10095 (scan_reads_nospill): ... this.
10096 (scan_stores_spill, scan_reads_spill): Remove.
10097 (dse_step3_scan): Remove for_spills argument which is always false.
10098 (dse_step3): Likewise.
10099 (dse_step5): Rename from ...
10100 (dse_step5_nospill): ... this. Remove alias_set handling.
10101 (rest_of_handle_dse): Adjust.
10103 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10106 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10107 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10108 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10109 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10111 2016-04-05 Richard Biener <rguenther@suse.de>
10113 PR middle-end/70499
10114 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10115 non-register type temporaries into SSA.
10117 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10120 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10121 calls when sanitizing.
10122 (possible_polymorphic_call_target_p): Fix formatting.
10124 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10125 Jakub Jelinek <jakub@redhat.com>
10127 PR middle-end/70457
10128 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10129 to ensure a call statement is compatible with a built-in's
10131 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10134 2016-04-04 Richard Biener <rguenther@suse.de>
10136 PR rtl-optimization/70484
10137 * rtl.h (canon_output_dependence): Declare.
10138 * alias.c (canon_output_dependence): New function.
10139 * dse.c (record_store): Use canon_output_dependence rather
10140 than canon_true_dependence.
10142 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10145 * cgraph.h (symtab_node::copy_visibility_from): New function.
10146 * symtab.c (symtab_node::copy_visibility_from): New function.
10147 * ipa-visibility.c (optimize_weakref): New function.
10148 (function_and_variable_visibility): Use it.
10150 2016-04-04 Martin Liska <mliska@suse.cz>
10153 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10154 value that is really in range handled by SBR instruction.
10155 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10156 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10157 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10159 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10163 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10164 set, but not for SP_REG operands.
10166 2016-04-02 Martin Sebor <msebor@redhat.com>
10169 * fold-const.c (maybe_nonzero_address): New function.
10170 (fold_comparison): Call it. Fold equality and relational
10171 expressions involving null pointers.
10172 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10174 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10176 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10177 the "Y" constraint (scalar FP 0.0 immediate).
10179 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10180 Add the "const_double" to the list of operand constraints.
10182 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10184 PR rtl-optimization/70467
10185 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10186 If low word of the last operand is 0, just emit addition/subtraction
10189 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10192 * config/s390/s390.c (s390_expand_insv): Check for everything
10193 constant instead of just VOIDmode stuff.
10195 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10198 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10200 2016-04-01 Nathan Sidwell <nathan@acm.org>
10202 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10204 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10206 PR rtl-optimization/70461
10207 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10210 2016-03-31 Martin Liska <mliska@suse.cz>
10213 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10214 a tree value or an immediate integer value to a buffer
10215 that is eventually copied to a BRIG section.
10216 (emit_immediate_operand): Call the function here.
10217 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10218 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10219 of class' fields that are removed.
10220 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10221 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10222 m_brig_repr_size fields.
10224 2016-03-31 Martin Liska <mliska@suse.cz>
10227 * hsa-gen.c (hsa_function_representation::update_dominance): New
10229 (convert_addr_to_flat_segment): Likewise.
10230 (gen_hsa_memory_set): New alignment argument.
10231 (gen_hsa_ctor_assignment): Likewise.
10232 (gen_hsa_insns_for_single_assignment): Provide alignment
10233 to gen_hsa_ctor_assignment.
10234 (gen_hsa_insns_for_direct_call): Add new argument.
10235 (expand_lhs_of_string_op): New function.
10236 (expand_string_operation_builtin): Likewise.
10237 (expand_memory_copy): New function.
10238 (expand_memory_set): New function.
10239 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10240 (convert_switch_statements): Change signature.
10241 (generate_hsa): Use a return value of the function.
10242 (pass_gen_hsail::execute): Do not call
10243 convert_switch_statements here.
10244 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10245 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10246 (hsa_function_representation::update_dominance): New function.
10248 2016-03-31 Martin Liska <mliska@suse.cz>
10251 * hsa-brig.c (emit_directive_variable): Emit alignment
10252 according to hsa_symbol::m_align.
10253 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10254 (dump_hsa_symbol): Dump alignment of HSA symbols.
10255 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10256 (gen_hsa_addr_with_align): New function.
10257 (hsa_bitmemref_alignment): Use newly added function.
10258 (gen_hsa_insns_for_load): Likewise.
10259 (gen_hsa_insns_for_store): Likewise.
10260 (gen_hsa_memory_copy): New argument added.
10261 (gen_hsa_insns_for_single_assignment): Respect
10262 alignment for assignments processed via gen_hsa_memory_copy.
10263 (gen_hsa_insns_for_direct_call): Likewise.
10264 (gen_hsa_insns_for_return): Likewise.
10265 (gen_function_def_parameters): Set default alignment.
10266 * hsa.c (hsa_object_alignment): New function.
10267 (hsa_byte_alignment): Pasted function.
10268 * hsa.h (hsa_symbol::m_align): New field.
10270 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10272 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10273 scratch field for goto case.
10275 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10277 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10279 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10282 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10283 (scalar_chain::convert_insn): Call convert_op for reg
10284 moves to handle undefined registers.
10286 2016-03-31 Nathan Sidwell <nathan@acm.org>
10289 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10290 Assert we don't want to move backwards.
10292 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10295 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10297 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10299 PR rtl-optimization/70460
10300 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10301 with operand from REG_LABEL_OPERAND, instead substitute
10302 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10303 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10305 2016-03-31 Martin Liska <mliska@suse.cz>
10307 * passes.c (execute_one_pass): Do not call
10308 todo_after for a discarded function.
10310 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10312 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10313 (no_cost, infinite_cost): Initialize the new field.
10314 (get_computation_cost_at): Record setup cost.
10315 (determine_use_iv_cost_address): Skip cost computation for sub
10316 uses if we can estimate it without losing accuracy.
10318 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10320 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10322 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10323 max_loop_iterations_int.
10324 (tree_unswitch_outer_loop): Likewise.
10325 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10326 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10328 2016-03-30 Richard Biener <rguenther@suse.de>
10330 PR middle-end/70450
10331 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10333 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10336 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10337 in gen_blendm expander.
10339 2016-03-30 Nick Clifton <nickc@redhat.com>
10342 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10343 case where we are already provided with an SImode SUBREG.
10345 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10348 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10349 conflict between DRAP register and __builtin_eh_return.
10351 2016-03-30 Michael Matz <matz@suse.de>
10352 Richard Biener <rguenther@suse.de>
10355 * ipa-polymorphic-call.c (struct type_change_info): Change
10356 speculative to an unsigned allowing to limit the work we do.
10357 (csftc_abort_walking_p): New inline function..
10358 (check_stmt_for_type_change): Limit the number of may-defs
10359 skipped for speculative devirtualization to
10360 max-speculative-devirt-maydefs.
10361 * params.def (max-speculative-devirt-maydefs): New param.
10362 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10364 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10367 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10370 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10372 PR tree-optimization/59124
10373 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10374 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10376 2016-03-29 Jeff Law <law@redhat.com>
10378 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10380 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10382 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10385 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10387 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10388 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10389 gcrt0.o if linking dynamically.
10391 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10394 * ipa-devirt.c (methods_equal_p): New function.
10395 (compare_virtual_tables): Use it.
10396 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10397 * cgraphclones.c (clone_function_name_1): Use
10398 symbol_table::symbol_suffix_separator.
10399 * coverage.c (build_var): Likewise.
10400 * symtab.c (symbol_table::symbol_suffix_separator): New.
10402 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10404 PR rtl-optimization/70429
10405 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10406 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10407 mode != result_mode.
10410 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10412 PR tree-optimization/70405
10413 * ssa-iterators.h (num_imm_uses): Add missing braces.
10415 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10417 PR rtl-optimization/68695
10418 * ira-color.c (allocno_copy_cost_saving): New.
10419 (improve_allocation): Use it.
10421 2016-03-29 Richard Henderson <rth@redhat.com>
10423 PR middle-end/70355
10424 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10426 2016-03-29 Richard Biener <rguenther@suse.de>
10428 PR middle-end/70424
10429 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10430 use alignment returned by get_pointer_alignment_1 if it is
10431 bigger than BITS_PER_UNIT.
10432 * builtins.c (get_pointer_alignment_1): Do not return true
10433 for alignment extracted from SSA info.
10435 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10437 * config/ft32/ft32.opt (mnodiv): New.
10438 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10439 * doc/invoke.texi (FT32 Options -mnodiv): New.
10441 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10444 * config/i386/i386.md (define_split, andn): Fix modes.
10446 2016-03-26 Richard Biener <rguenther@suse.de>
10447 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10450 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10452 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10453 as 2nd argument to cl_optimization_restore().
10455 2016-03-25 Richard Henderson <rth@redhat.com>
10458 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10459 * config/aarch64/aarch64-protos.h: Declare it.
10460 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10462 2016-03-25 Alan Modra <amodra@gmail.com>
10465 * config/rs6000/constraints.md (j): Simplify.
10466 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10468 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10469 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10470 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10471 in all constraint alternatives.
10472 (movtd_64bit_nodm): Delete "j" constraint alternative.
10474 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10476 * tree-ssa-propagate.c: Enhance docs for
10477 SSA_PROP_NOT_INTERESTING.
10479 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10481 * doc/extend.texi: Fix typo in documentation to pure attribute.
10483 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10486 * config/pa/pa.md (bswapdi2): Use a scratch register.
10488 2016-03-24 Richard Henderson <rth@redhat.com>
10490 PR middle-end/69845
10491 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10494 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10496 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10497 using ix86_expand_binary_operator instead of gen_andsi3.
10499 2016-03-24 Richard Biener <rguenther@suse.de>
10501 PR tree-optimization/70396
10502 * tree-vect-stmts.c (vectorizable_comparison): Use
10503 get_vectype_for_scalar_type.
10505 2016-03-24 Richard Biener <rguenther@suse.de>
10507 PR middle-end/70370
10508 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10509 with register bases.
10511 2016-03-24 Richard Biener <rguenther@suse.de>
10513 PR tree-optimization/70372
10514 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10515 build_all_ones_cst to also handle vector types correctly.
10517 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10520 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10523 2016-03-23 Marek Polacek <polacek@redhat.com>
10526 * doc/invoke.texi: Document -Wignored-attributes.
10528 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10530 PR tree-optimization/69042
10531 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10532 parameter from 30 to 40.
10534 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10536 PR tree-optimization/69042
10537 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10538 for use with constant offset stripped in base.
10540 2016-03-23 Richard Biener <rguenther@suse.de>
10542 PR middle-end/70251
10543 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10544 mode compatibility check.
10545 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10547 2016-03-23 Jeff Law <law@redhat.com>
10549 PR tree-optimization/64058
10550 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10552 (struct ssa_conflicts): Move up earlier in the file.
10553 (conflicts_, var_map_): New static variables.
10554 (initialize_conflict_count): New function to initialize the
10555 CONFLICT_COUNT field for each conflict pair.
10556 (compare_pairs): Lazily initialize the conflict count and use it
10557 as the first tie-breaker.
10558 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10559 and wipe conflicts_ and map_ around the call to qsort. Remove
10560 special case for 2 coalesce pairs.
10561 * bitmap.c (bitmap_count_unique_bits): New function.
10562 (bitmap_count_bits_in_word): New function, extracted from
10564 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10565 * bitmap.h (bitmap_count_unique_bits): Declare it.
10567 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10570 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10571 transparent alias chain for decl assembler name.
10572 * config/sol2.c (solaris_assemble_visibility): Likewise.
10574 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10576 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10578 (v10_fdivs): Likewise.
10579 (v10_fdivd): Likewise.
10581 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10584 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10585 to not call fclose twice on file.
10587 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10589 PR tree-optimization/70354
10590 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10591 oprnd0 is wider than oprnd1 and there is a cast from the wider
10592 type to oprnd1, mask it with the mask of the narrower type.
10595 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10596 Optimize TARGET_STV splitters, if high or low word of last argument
10599 2016-03-22 Jeff Law <law@redhat.com>
10602 tree-ssa-threadbackward.c
10603 (fsm_find_control_statement_thread_paths): Correctly distinguish
10604 between old style jump threads vs FSM jump threads.
10606 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10609 * config/i386/i386.c (scalar_chain::convert_op): Support
10610 uninitialized register usage case.
10612 2016-03-22 Richard Biener <rguenther@suse.de>
10614 PR middle-end/70251
10615 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10617 (capture::gen_transform): ... to change behavior when substituting
10618 a condition into cond or not-cond expr context.
10619 (dt_simplify::gen_1): Adjust.
10620 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10621 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10622 last change and instead change to
10623 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10624 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10626 2016-03-22 Anthony Green <green@moxielogic.com>
10628 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10629 issue for moxiebox targets.
10630 (CC1PLUS_SPEC): Ditto.
10632 2016-03-22 Richard Biener <rguenther@suse.de>
10634 PR middle-end/70333
10635 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10638 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10640 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10642 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10645 * config/i386/i386.c (def_builtin): Handle
10646 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10648 (const struct builtin_description bdesc_special_args[]):
10649 Remove duplicate ISA bits.
10651 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10654 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10655 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10656 in a way that works also for AVX512BW.
10659 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10660 instead of source if operands[1] is xmm16 and above and
10661 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10662 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10665 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10666 on assign if (*from_p) is a comparison, set it to
10667 TREE_NO_WARNING (*from_p).
10669 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10671 PR middle-end/70326
10672 * lra.c (restore_scratches): Ignore deleted insns.
10674 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10675 Jakub Jelinek <jakub@redhat.com>
10677 PR tree-optimization/70317
10678 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10681 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10685 of ix86_expand_move.
10687 (movti): Use general_operand for operand 1 predicate.
10689 2016-03-21 Martin Liska <mliska@suse.cz>
10691 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10693 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10695 2016-03-21 Martin Liska <mliska@suse.cz>
10698 * ipa-icf.c (sem_function::parse): Skip static
10699 constructors and destructors.
10701 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10704 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10705 function-like macro, peek following token(s) if it is followed
10706 by CPP_OPEN_PAREN token with optional padding in between, and
10707 if not, don't treat it like a macro.
10709 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10710 Alexander Monakov <amonakov@ispras.ru>
10712 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10713 for the stabs debug format.
10715 2016-03-21 Richard Biener <rguenther@suse.de>
10717 PR tree-optimization/70310
10718 * tree-vect-generic.c (expand_vector_condition): Fold the built
10721 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10724 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10725 Block third alternative for AVX-512VL target,
10727 2016-03-21 Martin Liska <mliska@suse.cz>
10730 * hsa-brig.c (emit_function_directives): Mark unemitted
10731 global variables for emission.
10732 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10733 (get_symbol_for_decl): Likewise.
10734 * hsa.h (struct hsa_symbol): New flag.
10736 2016-03-21 Richard Biener <rguenther@suse.de>
10738 PR tree-optimization/70288
10739 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10740 we do not estimate unsimplified all-constant conditionals or
10741 switches as optimized away.
10743 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10745 PR rtl-optimization/69102
10746 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10747 when we have a readonly dependency context.
10749 2016-03-18 Jeff Law <law@redhat.com>
10751 PR rtl-optimization/70263
10752 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10753 (update_equiv_regs): When trying to move a store to after the insn
10754 that sets the source of the store, make sure the store occurs after
10755 the insn that sets the source of the store. When successful note
10756 the REG_EQUIV note created in the dump file.
10758 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10759 Bernd Schmidt <bschmidt@redhat.com>
10761 * doc/extend.texi: Document more potential problems with basic asms.
10763 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10765 PR rtl-optimization/70278
10766 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10769 2016-03-18 Jason Merrill <jason@redhat.com>
10771 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10773 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10775 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10776 values to 128b regs.
10778 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10780 PR tree-optimization/70252
10781 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10782 boolean vector has a proper number of elements.
10783 (supportable_narrowing_operation): Likewise.
10785 2016-03-18 Tom de Vries <tom@codesourcery.com>
10788 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10790 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10792 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10793 instead of replace_rtx for DEBUG_INSNs.
10795 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10797 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10798 load type reservations.
10800 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10803 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10804 define_constraint for "Q" and "T" constraints.
10806 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10808 Tweak the pipeline model for Exynos M1
10810 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10813 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10816 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10817 where one or both locations aren't within a line_map.
10819 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10822 * opts.c (finish_options): Don't set flag_pie to the default if
10823 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10826 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10828 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10829 true as ALL_REGS argument to replace_rtx.
10831 2016-03-17 Richard Biener <rguenther@suse.de>
10834 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10837 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10840 * rtl.h (replace_rtx): Add ALL_REGS argument.
10841 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10842 equality and assert mode is the same, instead of just rtx pointer
10844 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10845 true as ALL_REGS argument to replace_rtx.
10847 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10849 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10850 for boolean vector with vector mode only.
10851 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10853 2016-03-17 Nick Clifton <nickc@redhat.com>
10856 * config/rx/rx.c (rx_print_integer): Print negative constants in
10859 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10862 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10864 2016-03-16 Richard Henderson <rth@redhat.com>
10865 Richard Biener <rguenth@suse.de>
10867 PR middle-end/70240
10868 PR middle-end/68215
10870 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10871 first operand as is_gimple_condexpr.
10873 PR middle-end/70240
10874 PR middle-end/68215
10876 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10877 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10878 Do not gimplify the result.
10879 (do_unop): Adjust call to tree_vec_extract.
10880 (do_binop): Likewise.
10881 (do_compare): Likewise.
10882 (do_plus_minus): Likewise.
10883 (do_negate): Likewise.
10884 (expand_vector_condition): Likewise.
10885 (do_cond): Likewise.
10887 2016-03-16 Richard Henderson <rth@redhat.com>
10890 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10891 (aarch64_classify_address): Use it.
10892 (aarch64_legitimize_address): Force all subexpressions of PLUS
10893 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10895 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10896 Richard Biener <rguenth@suse.de>
10899 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10900 return to even if only REGNO is equal, and assert
10903 2016-03-11 Jeff Law <law@redhat.com>
10905 PR rtl-optimization/70224
10906 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10908 2016-03-16 Richard Henderson <rth@redhat.com>
10910 PR middle-end/70199
10911 * function.h (struct function): Add has_forced_label_in_static.
10912 * gimplify.c (force_labels_r): Set it.
10913 * lto-streamer-in.c (input_struct_function_base): Read it.
10914 * lto-streamer-out.c (output_struct_function_base): Write it.
10915 * tree-inline.c (has_label_address_in_static_1): Remove.
10916 (copy_forbidden): Remove fndecl parameter; test
10917 has_forced_label_in_static.
10918 (inline_forbidden_p): Update call to copy_forbidden.
10919 (tree_versionable_function_p): Likewise.
10920 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10921 (chkp_versioning): Likewise.
10922 * tree-inline.h (copy_forbidden): Update decl.
10924 2016-03-16 Marek Polacek <polacek@redhat.com>
10927 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10928 function being thunked if the result type doesn't have fixed size.
10929 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10930 doesn't have fixed size.
10932 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10934 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10935 reporting malformed loop nest.
10937 2016-03-16 Tom de Vries <tom@codesourcery.com>
10940 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10941 nodes.length () == 1 test to before first nodes[0] access.
10943 2016-03-16 Tom de Vries <tom@codesourcery.com>
10945 PR tree-optimization/68715
10946 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10947 single_pred_p test.
10949 2016-03-16 Tom de Vries <tom@codesourcery.com>
10951 PR tree-optimization/68809
10952 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10955 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10956 Sandra Loosemore <sandra@codesourcery.com>
10958 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10959 on leaf attribute. Mention ELF interposition problems.
10961 2016-03-16 Alan Modra <amodra@gmail.com>
10963 PR rtl-optimization/69195
10964 PR rtl-optimization/47992
10965 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10968 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10971 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10973 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10975 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10977 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10979 PR rtl-optimization/70222
10980 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10981 optimization if mode is different from result_mode, queue up masking
10982 of the result in outer_op. Formatting fix.
10984 PR middle-end/70239
10985 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10988 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10990 PR rtl-optimization/69032
10991 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10992 looping backwards over basic block insns.
10994 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10997 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10998 to non-speculative when propagating trap bits.
11000 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11002 PR rtl-optimization/63384
11003 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11004 DEBUG_INSN_P insns.
11006 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11009 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11010 factored out from ...
11011 (sched_analyze_insn): ... here.
11012 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11013 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11014 get_implicit_reg_pending_clobbers in it.
11015 (setup_id_reg_sets): Use setup_id_implicit_regs.
11016 (deps_init_id): Ditto.
11018 2016-03-15 Tom de Vries <tom@codesourcery.com>
11021 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11023 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11024 execute_function_dump.
11025 (execute_one_pass): Don't dump function if it will be dumped after ipa
11028 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11030 * genrecog.c (match_pattern_2): If pred is NULL don't call
11031 safe_predicate_mode on it.
11033 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11035 PR middle-end/70219
11036 * lra-constraints.c (delete_move_and_clobber): Change assertion
11037 to also allow dregno == 0.
11039 2016-03-14 Richard Henderson <rth@redhat.com>
11042 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11043 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11044 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11045 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11048 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11051 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11053 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11055 * lra-constraints.c (split_reg): For hard regs, try to find the
11056 biggest single-register mode used in the function.
11058 2016-03-14 Richard Biener <rguenther@suse.de>
11060 PR tree-optimization/56365
11061 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11062 constants to compare against.
11064 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11067 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11068 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11069 (define_split for the GPR case): Use int_reg_operand instead of
11070 gpc_reg_operand for the output.
11072 2016-03-14 Tom de Vries <tom@codesourcery.com>
11074 PR tree-optimization/70045
11075 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11076 create_empty_if_region_on_edge argument.
11078 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11080 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11081 (STACK_CHECK_PROTECT): Likewise.
11082 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11083 (STACK_CHECK_PROTECT): Likewise.
11084 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11085 (STACK_CHECK_PROTECT): Likewise.
11086 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11087 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11088 (STACK_CHECK_PROTECT): Likewise.
11090 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11092 PR rtl-optimization/69307
11093 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11094 registers in modes that span more than one register.
11096 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11099 * lra-constraints.c (delete_move_and_clobber): New.
11100 (remove_inheritance_pseudos): Use it.
11102 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11105 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11106 the libcall is LCT_THROW.
11107 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11108 for the checking routine.
11110 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11113 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11114 optimization if we have direct move.
11115 (roundu32<mode>2_fprs): Likewise.
11117 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11120 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11122 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11123 Arguments swapped. All callers changed. Take reg_renumber into
11124 account, and Calculate and compare register ranges for hard regs.
11126 2016-03-11 Jeff Law <law@redhat.com>
11128 PR tree-optimization/70190
11129 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11130 Handle cases where we can not extract the taken edge, even though we
11131 found a constant value.
11133 PR tree-optimization/64058
11134 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11135 (num_coalesce_pairs): Move up earlier in file.
11136 (find_coalesce_pair): Initialize the INDEX field for each pair
11138 (compare_pairs): No longer sort on the elements in each pair.
11139 Instead break ties with the index of the coalesce pair.
11141 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11144 * config/aarch64/aarch64-protos.h
11145 (aarch64_save_restore_target_globals): New prototype.
11146 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11147 Call the above when popping pragma.
11148 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11150 (aarch64_set_current_function): Rewrite using the above.
11152 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11154 PR tree-optimization/70177
11155 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11156 (extract_ops_from_tree): ... this. In the 2 argument
11157 overload remove _1 suffix.
11158 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11159 (extract_ops_from_tree): ... this.
11160 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11162 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11163 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11164 extract_ops_from_tree instead of 2 operand one.
11166 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11168 PR tree-optimization/70013
11169 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11170 for constant-pool entries.
11172 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11174 PR rtl-optimization/70174
11175 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11176 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11178 PR tree-optimization/70169
11179 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11180 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11183 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11184 Jakub Jelinek <jakub@redhat.com>
11187 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11188 of uninitialized values.
11190 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11192 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11194 ("*trunctddd2"): New pattern definition.
11195 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11198 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11200 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11201 definitions for BFP and DFP rounding modes.
11202 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11203 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11204 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11205 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11208 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11210 * config/s390/constraints.md: Adjust comment.
11211 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11212 s390_decompose_addrstyle_without_index.
11213 * config/s390/predicates.md (shift_count_or_setmem_operand):
11214 Rename to setmem_operand.
11215 * config/s390/s390-protos.h
11216 (s390_decompose_shift_count): Rename to
11217 s390_decompose_addrstyle_without_index.
11218 * config/s390/s390.c (s390_decompose_shift_count)
11219 (s390_mem_constraint, print_shift_count_operand)
11220 (print_operand_address, print_operand): Rename
11221 s390_decompose_shift_count to
11222 s390_decompose_addrstyle_without_index and rename
11223 print_shift_count_operand to print_addrstyle_operand troughout the
11225 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11226 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11227 Rename shift_count_or_setmem_operand to setmem_operand.
11228 * config/s390/vx-builtins.md ("vec_insert<mode>")
11229 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11232 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11235 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11236 Handle overlapping retval and newval.
11238 2016-03-10 Nick Clifton <nickc@redhat.com>
11241 * config/aarch64/aarch64.c
11242 (aarch64_override_options_after_change_1): When forcing
11243 flag_omit_frame_pointer to be true, use a special value that can
11244 be detected if this function is called again, thus preventing
11245 flag_omit_leaf_frame_pointer from being forced to be false.
11247 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11249 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11250 Set x_flag_omit_leaf_frame_pointer when handling
11251 -momit-leaf-frame-pointer.
11253 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11256 * cgraph.c (cgraph_node::dump): Dump split_part and
11257 indirect_call_target.
11258 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11259 * ipa.c (has_addr_references_p): Cleanup.
11260 (is_indirect_call_target_p): New.
11261 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11262 called indirectly as local.
11263 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11265 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11268 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11269 on cxa_pure_virtual.
11271 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11274 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11276 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11279 * tree.c (need_assembler_name_p): Only record main variant type names.
11281 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11284 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11285 Always define to 0 or 1.
11286 (TARGET_FIX_ERR_A53_843419): New macro.
11287 * config/aarch64/aarch64-elf-raw.h
11288 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11289 * config/aarch64/aarch64-linux.h: Likewise.
11290 * config/aarch64/aarch64.c
11291 (aarch64_override_options_after_change_1): Do not default
11292 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11294 (aarch64_attributes): Handle fix-cortex-a53-843419.
11295 (aarch64_can_inline_p): Likewise.
11296 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11298 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11299 Jakub Jelinek <jakub@redhat.com>
11301 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11302 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11303 DECL_COMMONS if flag_unconstrained_commons is set.
11304 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11305 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11306 (funconstrained-commons): Document.
11308 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11310 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11311 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11313 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11315 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11316 has a proper number of elements.
11318 2016-03-10 Alan Modra <amodra@gmail.com>
11320 PR rtl-optimization/69195
11321 PR rtl-optimization/47992
11322 * ira.c (recorded_label_ref): Delete.
11323 (update_equiv_regs): Return void.
11324 (indirect_jump_optimize): New function.
11325 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11326 before regstat_compute_ri. Don't rebuild_jump_labels here.
11327 Delete update_regstat.
11329 2016-03-10 Richard Biener <rguenther@suse.de>
11331 PR tree-optimization/70128
11332 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11333 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11335 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11337 PR tree-optimization/70152
11338 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11339 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11342 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11343 instead of gen_sse2_loadlpd.
11344 * config/i386/sse.md (*vec_concatv2df): Rename to...
11345 (vec_concatv2df): ... this.
11347 PR tree-optimization/70127
11348 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11350 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11354 * diagnostic-show-locus.c (compatible_locations_p): New function.
11355 (layout::layout): Sanitize ranges using compatible_locations_p.
11357 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11361 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11362 location_range param with three const expanded_locations * and a
11364 (layout::layout): Replace call to
11365 rich_location::lazily_expand_location with get_expanded_location.
11366 Extract the range and perform location expansion here, passing
11367 the results to the layout_range ctor.
11368 * diagnostic.c (source_range::debug): Delete.
11369 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11370 of rich_location::get_expanded_location.
11371 * gcc-rich-location.c (get_range_for_expr): Delete.
11372 (gcc_rich_location::add_expr): Reimplement to avoid the
11373 rich_location::add_range overload that took a location_range,
11374 passing a location_t instead.
11376 2016-03-09 Richard Biener <rguenther@suse.de>
11377 Jakub Jelinek <jakub@redhat.com>
11379 PR tree-optimization/70138
11380 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11381 Also skip vect_double_reduction_def.
11383 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11386 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11387 if the operand is "m".
11389 2016-03-09 Nathan Sidwell <nathan@acm.org>
11391 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11393 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11395 * config/i386/i386.c (processor_target_table): Fix cost table
11396 intialization order for znver1.
11398 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11400 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11401 - becuase -> because.
11402 * ipa-reference.c (ignore_module_statics): Likewise.
11403 * cgraph.c (cgraph_node::get_body): Likewise.
11404 * ipa-inline.c (early_inliner): Likewise.
11405 * ipa-devirt.c (types_same_for_odr): Likewise.
11406 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11407 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11409 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11411 * tree-ssa-math-opts.c: Fix typo in comment.
11413 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11416 * config/i386/i386.c (scalar_chain::make_vector_copies,
11417 scalar_chain::convert_reg): Call end_sequence in between
11418 get_insns and emit_conversion_insns rather than after both
11421 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11424 * config/i386/i386.h (machine_function): Add
11425 pc_thunk_call_expanded flag.
11426 (ix86_pc_thunk_call_expanded): New define.
11427 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11428 (*set_got): Rename insn pattern from set_got.
11429 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11430 * config/i386/i386.c (ix86_compute_frame_layout): Use
11431 ix86_pc_thunk_call_expanded to prevent red-zone.
11433 2016-03-07 Martin Jambor <mjambor@suse.cz>
11435 * hsa.h (hsa_get_ctor_statements): Declare.
11436 (hsa_get_dtor_statements): Likewise.
11437 (hsa_get_kernel_dispatch_type): Likewise.
11438 * hsa.c (hsa_get_ctor_statements): New function.
11439 (hsa_get_dtor_statements): Likewise.
11440 (hsa_get_kernel_dispatch_type): Likewise.
11441 * hsa-brig.c (hsa_cdtor_statements): Removed.
11442 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11443 hsa_get_dtor_statements.
11444 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11445 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11447 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11449 * config/arm/arm-cores.def (cortex-r8): New.
11450 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11451 * config/arm/arm-tune.md: Likewise.
11452 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11454 2016-03-07 Martin Sebor <msebor@redhat.com>
11456 PR rtl-optimization/19705
11457 * doc/invoke.texi (Options That Control Optimization): Clarify
11458 -fno-branch-count-reg.
11460 2016-02-26 Richard Biener <rguenther@suse.de>
11461 Jeff Law <law@redhat.com>
11463 PR tree-optimization/69740
11464 * cfghooks.c (remove_edge): Request loop fixups if we delete
11465 an edge that might turn an irreducible loop into a natural
11467 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11468 Move after definition of loops_state_clear.
11470 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11472 PR rtl-optimization/69052
11473 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11476 2016-03-07 Tom de Vries <tom@codesourcery.com>
11478 PR tree-optimization/70116
11479 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11480 is_tm_ending stmts and ubsan/asan internal functions.
11481 (find_duplicate): Use it. Don't test is_tm_ending here.
11483 2016-03-07 Richard Biener <rguenther@suse.de>
11485 PR tree-optimization/70115
11486 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11487 (propagate_constants_for_unrolling): Use replace_uses_by.
11489 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11491 PR middle-end/69916
11492 * omp-low.c (struct oacc_loop): Add ifns.
11493 (new_oacc_loop_raw): Initialize it.
11494 (finish_oacc_loop): Clear mask & flags if no ifns.
11495 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11496 (oacc_loop_xform_loop): Add ifns arg & adjust.
11497 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11499 2016-03-07 Richard Henderson <rth@redhat.com>
11502 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11503 (insert_value_copy_on_edge): Likewise.
11505 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11507 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11509 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11512 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11514 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11516 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11518 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11520 Fix sseimul type attribute.
11521 * config/i386/znver1.md
11522 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11523 znver1_sseimul_avx256_load) : Fix the type attribute.
11524 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11525 pipe usage and latency.
11527 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11530 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11531 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11534 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11537 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11539 PR rtl-optimization/69941
11540 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11541 the reg share its mode.
11543 2016-03-04 Jeff Law <law@redhat.com>
11545 PR tree-optimization/69196
11546 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11547 If the both SSA_NAMEs are anonymous, then consider them unassociated
11548 and include the PHI in the statement count.
11550 2016-03-05 Tom de Vries <tom@codesourcery.com>
11552 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11553 construct in oacc routine. Check for oacc region in oacc routine.
11555 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11558 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11559 2016-02-22 changes, instead don't recurse if RECUR is already true.
11560 Don't change *dynamic_check if RECUR. Adjust recursive caller
11561 to pass true to the new argument.
11562 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11565 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11566 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11568 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11570 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11572 PR rtl-optimization/57676
11573 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11574 with flag_checking.
11576 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11578 * tree-vect-patterns.c (search_type_for_mask): Handle
11579 comparison of booleans.
11581 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11583 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11587 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11588 all other ops that have dw_val_class_die_ref operands,
11589 and DW_OP_GNU_entry_value.
11591 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11593 PR rtl-optimization/69904
11594 * config/arm/arm.c (arm_cannot_copy_insn_p):
11595 Return true for load-exclusive instructions.
11597 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11600 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11601 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11602 the pattern no matter if it is used just by non-pattern, pattern
11604 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11605 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11606 oprnd1 def_stmt is in pattern, don't look through it.
11608 2016-03-03 Marek Polacek <polacek@redhat.com>
11610 PR middle-end/70050
11611 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11613 2016-03-03 Martin Liska <mliska@suse.cz>
11615 PR tree-optimization/70043
11616 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11617 previous statement if we see a debug statement.
11619 2016-03-03 Richard Biener <rguenther@suse.de>
11621 PR tree-optimization/55936
11622 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11623 parameter and guard unsafe equivalence use.
11624 (vrp_evaluate_conditional_warnv_with_ops): Always use
11625 safe equivalences but not via the quadratic compare_names
11628 2016-03-03 Michael Collison <michael.collison@linaro.org>
11631 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11632 for operand 1 to s_register_operand. Change predicate for operand
11633 2 to arm_not_immediate_operand.
11635 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11637 * doc/tm.texi: Regenerated.
11639 2016-03-02 Richard Henderson <rth@redhat.com>
11642 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11643 simplification when all args are positive non-fixed registers.
11645 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11647 * target.def (lra_p): Specify that new ports should use LRA.
11649 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11652 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11653 gimplify_type_sizes the type they refer to.
11654 (omp_notice_variable): Handle reference vars to VLAs.
11655 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11656 reference to VLA decls in the second pass instead of first pass.
11658 2016-03-02 Tom de Vries <tom@codesourcery.com>
11660 PR tree-optimization/68659
11661 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11662 new_expr == NULL_TREE.
11663 (get_new_name): Handle ADDR_EXPR.
11665 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11667 PR rtl-optimization/69052
11668 * loop-invariant.c (canonicalize_address): New function.
11669 (inv_can_prop_to_addr_use): Check validity of address expression
11670 which is canonicalized by above function.
11672 2016-03-02 Alan Modra <amodra@gmail.com>
11675 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11678 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11681 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11682 (*movhi_internal): Put mask moves from and to memory separately
11683 from moves from/to GPRs.
11685 2016-03-02 Richard Biener <rguenther@suse.de>
11687 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11688 GENERIC expressions in GIMPLE.
11690 2016-03-02 Richard Biener <rguenther@suse.de>
11692 * config/i386/i386.c (type_natural_mode): Fix typo.
11694 2016-03-02 Nick Clifton <nickc@redhat.com>
11696 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11698 2016-03-02 Richard Biener <rguenther@suse.de>
11699 Uros Bizjak <ubizjak@gmail.com>
11702 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11704 2016-03-02 Richard Biener <rguenther@suse.de>
11706 PR middle-end/67278
11707 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11709 2016-03-02 Marek Polacek <polacek@redhat.com>
11712 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11713 "is promoted to" warning.
11715 2016-03-01 DJ Delorie <dj@redhat.com>
11717 * config.gcc: Deprecate mep-*.
11719 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11721 PR middle-end/70025
11722 * lra-constraints.c (regno_val_use_in): New.
11723 (match_reload): Use it instead of regno_use_in.
11725 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11727 PR rtl-optimization/70007
11728 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11729 references present in REG_EQUAL notes attached to non-SET patterns.
11731 2016-03-01 Jeff Law <law@redhat.com>
11733 PR tree-optimization/69196
11734 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11735 Appropriately clamp the number of statements to copy when the
11736 thread path does not traverse a loop backedge.
11738 PR tree-optimization/69196
11739 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11740 Do count some PHIs in the thread path against the insn count. Decrease
11741 final statement count by one as the control statement in the last
11742 block will get removed. Remove special cased code for handling PHIs
11745 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11748 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11749 asm dialect alternatives to explicit GOTPCREL calls.
11751 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11754 * ira.c (do_reload): Issue warning for generic stack checking here...
11755 * reload1.c (reload): ...instead of here and streamline it.
11757 2016-03-01 Nick Clifton <nickc@redhat.com>
11759 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11761 2016-03-01 Richard Biener <rguenther@suse.de>
11763 PR tree-optimization/69983
11764 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11765 types and fall back to operand_equal_p.
11767 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11772 * config/s390/constraints.md ("jm8"): New constraint.
11773 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11775 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11777 ("*setmem_long<setmem_and>"): New pattern.
11778 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11780 ("*setmem_long_31z<setmem_and>"): New pattern.
11781 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11782 New substitution rules with the required attributes.
11785 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11788 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11790 * gensupport.c (process_substs_on_one_elem): Split loop to
11791 complete mark_operands_used_in_match_dup on all expressions in the
11793 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11794 and remove function.
11796 2016-03-01 Richard Biener <rguenther@suse.de>
11798 PR middle-end/70022
11799 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11800 vector BIT_FIELD_REF extract.
11802 2016-03-01 Richard Biener <rguenther@suse.de>
11804 PR tree-optimization/69994
11805 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11807 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11809 PR tree-optimization/69956
11810 * tree-vect-stmts.c (supportable_widening_operation): Support
11811 multi-step conversion of boolean vectors.
11812 (supportable_narrowing_operation): Likewise.
11814 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11816 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11821 * config/s390/subst.md (DSI_VI): New mode iterator.
11822 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11823 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11824 the insn definition.
11825 ("*vec_set<mode>"): Change predicate and add alternative to
11826 support only either register or const_int operands as element
11828 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11830 ("vec_extract<mode>"): New expander.
11831 ("*vec_extract<mode>"): New insn definition supporting reg and
11832 const_int element selectors.
11833 ("*vec_extract<mode>_plus"): New insn definition supporting
11834 reg+const_int element selectors.
11835 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11836 following expander+insn definition.
11837 ("<vec_shifts_name><mode>3"): New expander.
11838 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11842 * config/s390/s390.md ("*tabort_1"): Change predicate to
11843 nonmemory_operand. Add a second alternative to cover
11844 register as well as const int operands.
11845 ("*tabort_1_plus"): New pattern definition.
11847 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11849 * config/s390/s390.md ("*ashrdi3_cc_31")
11850 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11851 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11852 Merge insn definitions into ...
11853 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11854 New pattern definition.
11855 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11856 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11857 ("*ashr<mode>3_and"): Merge insn definitions into ...
11858 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11859 New pattern definition.
11860 * config/s390/subst.md ("addr_style_op_cc_subst")
11861 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11862 substitutions patterns plus attributes.
11863 Add ashiftrt to SUBST iterator.
11865 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11867 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11868 op2 to nonmemory_operand.
11869 ("*<shift>di3_31", "*<shift>di3_31_and"):
11870 Merge into single pattern definition ...
11871 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11872 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11873 pattern definition ...
11874 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11875 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11878 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11880 * config/s390/predicates.md (const_int_6bitset_operand): New
11882 * config/s390/s390.md: Include subst.md.
11883 ("rotl<mode>3"): New expander.
11884 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11886 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11887 * config/s390/subst.md: New file.
11889 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11891 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11892 Remove RRR type. It doesn't really exist.
11893 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11895 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11896 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11897 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11898 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11899 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11900 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11901 `enabled' attribute.
11903 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11905 * gensupport.c (process_substs_on_one_elem): Split loop to
11906 complete mark_operands_used_in_match_dup on all expressions in the
11908 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11909 and remove function.
11911 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11914 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11915 (CEIL_NWORDS): ...this. Use CEIL macro.
11916 (compute_fp_layout): Adjust to above renaming.
11917 (function_arg_union_value): Likewise.
11918 (sparc_arg_partial_bytes): Likewise.
11919 (sparc_function_arg_advance): Likewise.
11921 2016-02-29 Jeff Law <law@redhat.com>
11923 PR tree-optimization/70005
11924 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11925 where an object with a boolean range is compared against a value
11928 PR tree-optimization/69999
11929 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11930 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11933 2016-02-29 Richard Biener <rguenther@suse.de>
11935 PR tree-optimization/69994
11936 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11937 (get_unary_op): Look through nop conversions.
11938 (ops_equal_values_p): New function, look for equality diregarding
11940 (eliminate_plus_minus_pair): Use ops_equal_values_p
11941 (repropagate_negates): Do not use get_unary_op here.
11943 2016-02-29 Martin Liska <mliska@suse.cz>
11945 * system.h: Poison ENABLE_CHECKING macro.
11947 2016-02-29 Martin Liska <mliska@suse.cz>
11949 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11950 is presented in dump flags.
11951 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11952 (hsa_regalloc): Likewise.
11954 2016-02-19 Richard Biener <rguenther@suse.de>
11956 PR tree-optimization/69980
11957 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11958 permutation of those we need to keep.
11960 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11963 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11964 (NWORDS_UP): ...this
11965 (init_cumulative_args): Minor tweaks.
11966 (sparc_promote_function_mode): Likewise.
11967 (scan_record_type): Delete.
11968 (traverse_record_type): New function template.
11969 (classify_data_t): New structure type.
11970 (classify_registers): New inline function.
11971 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11972 exhausted. Instantiate traverse_record_type on classify_registers and
11973 deal with the case of a structure passed in slot #15 with no FP field
11975 (assign_data_t): New structure type.
11976 (compute_int_layout): New static function.
11977 (compute_fp_layout): Likewise.
11978 (count_registers): New inline function.
11979 (assign_int_registers): New static function.
11980 (assign_fp_registers): Likewise.
11981 (assign_registers): New inline function.
11982 (function_arg_record_value_1): Delete.
11983 (function_arg_record_value_2): Likewise.
11984 (function_arg_record_value_3): Likewise.
11985 (function_arg_record_value): Adjust to above changes. Instantiate
11986 traverse_record_type on count_registers to first count the number of
11987 registers to be used and then on assign_registers to assign them.
11988 (function_arg_union_value): Adjust to above renaming.
11989 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11990 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11991 case of a structure passed in slot #15
11992 (sparc_function_arg_advance): Likewise.
11993 (function_arg_padding): Minor tweak.
11995 2016-02-29 Richard Biener <rguenther@suse.de>
11997 PR tree-optimization/69720
11998 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11999 the adjustment_def path for possibly vectorized defs.
12000 (vect_create_epilog_for_reduction): Handle vectorized initial
12003 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12005 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12007 2016-02-27 Jeff Law <law@redhat.com>
12010 2016-02-26 Richard Biener <rguenther@suse.de>
12011 Jeff Law <law@redhat.com>
12013 PR tree-optimization/69740
12014 * cfghooks.c (remove_edge): Request loop fixups if we delete
12015 an edge that might turn an irreducible loop into a natural
12018 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12020 PR rtl-optimization/69896
12021 * tree-vect-generic.c (get_compute_type): Avoid single element
12024 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12026 Rename the AArch64 tuning option and related functions to enable the
12027 Newton series for the reciprocal square root to reflect its
12028 approximative characteristic.
12030 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12031 function to "aarch64_emit_approx_rsqrt".
12032 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12033 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12034 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12035 (xgene1_tunings): Likewise.
12036 (use_rsqrt_p): Likewise.
12037 (aarch64_emit_swrsqrt): Use new function name.
12038 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12039 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12040 text explaining this option.
12041 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12043 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12046 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12047 complain about -mallow-movmisalign without -mvsx if
12048 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12050 2016-02-26 Joel Sherrill <joel@rtems.org>
12052 * config.gcc: Add x86_64-*-rtems*.
12053 * config/i386/rtems-64.h: New file.
12055 2016-02-26 Joel Sherrill <joel@rtems.org>
12057 * config.gcc: Add aarch64-*-rtems*.
12058 * config/aarch64/rtems.h: New file.
12060 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12063 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12064 shift amount using %h. Add comment.
12066 2016-02-26 Richard Biener <rguenther@suse.de>
12067 Jeff Law <law@redhat.com>
12069 PR tree-optimization/69740
12070 * cfghooks.c (remove_edge): Request loop fixups if we delete
12071 an edge that might turn an irreducible loop into a natural
12074 2016-02-26 Martin Jambor <mjambor@suse.cz>
12076 PR middle-end/69920
12077 * tree-sra.c (sra_modify_assign): Do not remove loads of
12078 uninitialized aggregates to SSA_NAMEs.
12080 2016-02-26 Richard Henderson <rth@redhat.com>
12083 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12084 pseudo in case the target rtx matches the source of the left
12087 2016-02-26 Martin Jambor <mjambor@suse.cz>
12090 * hsa.h (hsa_type_packed_p): Declare.
12091 * hsa.c (hsa_type_packed_p): New function.
12092 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12094 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12095 * hsa-brig.c (emit_basic_insn): Likewise.
12097 2016-02-26 Martin Jambor <mjambor@suse.cz>
12100 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12102 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12104 2016-02-26 Martin Jambor <mjambor@suse.cz>
12106 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12107 hsa_op_with_type operands.
12108 (hsa_unsigned_type_for_type): Declare.
12109 * hsa.c (hsa_unsigned_type_for_type): New function.
12110 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12111 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12112 the finalizer. Do not emit extra move.
12114 2016-02-26 Martin Jambor <mjambor@suse.cz>
12116 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12117 atomic operations in private segment.
12119 2016-02-26 Martin Jambor <mjambor@suse.cz>
12121 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12122 statements to wi->info. Also disallow omp simd constructs.
12123 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12124 for not gridifying. Dump special string for omp_for.
12126 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12129 * config/aarch64/aarch64.c (aarch64_set_current_function):
12130 Save/restore target globals when switching to
12131 target_option_default_node.
12133 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12136 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12137 Return 0 if !SHIFT_COUNT_TRUNCATED.
12139 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12140 Eric Botcazou <ebotcazou@adacore.com>
12142 PR rtl-optimization/69891
12143 * dse.c (scan_insn): If we can't figure out memset arguments
12144 or they are non-constant, call clear_rhs_from_active_local_stores.
12146 2016-02-26 Martin Liska <mliska@suse.cz>
12148 * doc/extend.texi: Mention clog10, clog10f an clog10l
12149 in Builtins section.
12151 2016-02-26 Martin Liska <mliska@suse.cz>
12153 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12155 (resolve_args_picking_1): Likewise.
12156 * dwarf2out.h (struct GTY): Likewise.
12158 2016-02-26 Martin Liska <mliska@suse.cz>
12160 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12161 with flag_checking.
12162 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12164 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12165 Martin Liska <mliska@suse.cz>
12167 * doc/install.texi: Mention --enable-valgrind-annotations.
12169 2016-02-26 Richard Biener <rguenther@suse.de>
12171 PR tree-optimization/69551
12172 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12173 looking through aliases adjust DECL_PT_UID to refer to the
12174 ultimate alias target.
12176 2016-02-25 Martin Liska <mliska@suse.cz>
12178 PR middle-end/69919
12179 * alloc-pool.c (after_memory_report): New variable.
12180 * alloc-pool.h (base_pool_allocator ::release): Do not use
12181 the infrastructure if after_memory_report.
12182 * toplev.c (toplev::main): Mark after memory report.
12184 2016-02-25 Richard Biener <rguenther@suse.de>
12186 PR tree-optimization/48795
12187 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12189 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12192 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12193 offloading is enabled and -fopenacc or -fopenmp is specified.
12194 (CRTOFFLOADEND): Likewise.
12195 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12196 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12197 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12198 (offload_objects_file_name): New static var.
12199 (tool_cleanup): Remove offload_objects_file_name file.
12200 (find_offloadbeginend): Replace with ...
12201 (find_crtoffloadtable): ... this.
12202 (run_gcc): Remove offload_argc and offload_argv.
12203 Get offload_objects_file_name from -foffload-objects=... option.
12204 Read names of object files with offload from this file, pass them to
12205 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12206 don't pass offloadbegin and offloadend to the linker. Don't pass
12207 offload non-LTO files to the linker, because now they're not claimed.
12209 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12212 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12213 on builtin_unreachable.
12215 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12217 PR rtl-optimization/69896
12218 * regcprop.c: Include cfgrtl.h.
12219 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12220 than remembered mode, either delete it (if noop_move_p), or
12221 treat like copy_p but not noop_p instruction.
12223 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12226 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12227 - allow NULL decl for Fortran DW_TAG_common_block variables.
12229 2016-02-24 Jason Merrill <jason@redhat.com>
12231 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12233 2016-02-24 Richard Biener <rguenther@suse.de>
12234 Jakub Jelinek <jakub@redhat.com>
12236 PR middle-end/69760
12237 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12238 conditionally executed ops to well-defined overflow behavior.
12240 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12242 PR middle-end/69915
12243 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12246 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12248 PR rtl-optimization/69886
12249 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12250 argument. Use it when checking validity of set instructions.
12251 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12252 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12254 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12255 * store-motion.c (find_moveable_store): Update
12256 can_assign_to_reg_without_clobbers_p callsite.
12258 2016-02-24 Richard Biener <rguenther@suse.de>
12260 PR middle-end/68963
12261 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12263 (record_nonwrapping_iv): Do not fall back to the low/high bound
12264 for non-constant IV bases if the stmt is not always executed.
12266 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12268 * config/arm/arm-cores.def (cortex-a32): New entry.
12269 * config/arm/arm-tables.opt: Regenerate.
12270 * config/arm/arm-tune.md: Regenerate.
12271 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12272 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12273 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12274 for -mcpu and -mtune.
12276 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12279 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12280 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12281 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12282 (atomic_loaddi_1): Delete.
12283 (atomic_loaddi): Rewrite expander using the above changes.
12285 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12288 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12291 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12292 Richard Biener <rguenth@suse.de>
12294 PR middle-end/69909
12295 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12296 set_mem_attributes if tem is SSA_NAME which got expanded
12299 2016-02-24 Richard Biener <rguenther@suse.de>
12301 PR tree-optimization/69907
12302 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12303 end of permutations for BB vectorization.
12305 2016-02-24 Christian Bruel <christian.bruel@st.com>
12307 * config/arm/arm-c.c (arm_option_override): Initialize
12308 target_option_current_node.
12309 * config/arm/arm.c (arm_pragma_target_parse): Replace
12310 build_target_option_node call by target_option_current_node.
12311 Set target_option_current_node.
12314 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12317 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12318 define_insn_and_split to define_insn.
12319 (zero_extendqi<mode>2_dot2): Same.
12320 (extendqi<mode>2_dot): Same.
12321 (extendqi<mode>2_dot2): Same.
12323 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12325 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12326 and add bypass for AES{D,E} and AESMC pairs.
12327 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12330 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12332 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12333 series for reciprocal square root in Exynos M1.
12335 2016-02-23 Martin Sebor <msebor@redhat.com>
12338 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12339 __builtin_alloca_with_align.
12341 2016-02-23 Richard Henderson <rth@redhat.com>
12343 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12344 (ix86_register_pragmas): Remove __seg_tls.
12345 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12346 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12347 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12348 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12349 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12350 * doc/extend.texi (__seg_tls): Remove item.
12352 2016-02-23 Richard Biener <rguenther@suse.de>
12354 * alloc-pool.h (struct allocation_object): Make id member
12355 conditional on CHECKING_P again.
12356 (get_instance): Adjust.
12357 (base_pool_allocator): Likewise.
12359 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12361 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12362 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12364 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12366 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12368 2016-02-23 Richard Biener <rguenther@suse.de>
12370 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12371 * bitmap.h (struct bitmap_usage): Likewise.
12372 (bitmap_move): Declare.
12373 * bitmap.c (register_overhead): Take size_t argument.
12374 (bitmap_move): New function.
12375 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12376 to properly account overhead.
12377 * tree.c (free_node): Use tree_size.
12379 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12382 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12383 when inverting comparison.
12386 * common.opt (Wunreachable-code): Add Warning flag.
12388 2016-02-23 Mark Wielaard <mjw@redhat.com>
12389 Jakub Jelinek <jakub@redhat.com>
12392 * cgraphunit.c (check_global_declaration): Check main_input_filename
12393 and DECL_SOURCE_FILE are not NULL.
12395 2016-02-23 Martin Jambor <mjambor@suse.cz>
12397 PR tree-optimization/69666
12398 * tree-sra.c (sra_modify_assign): Do not attempt to create
12399 default_def replacements for unscalarizable regions.
12401 2016-02-20 Mark Wielaard <mjw@redhat.com>
12404 * cgraphunit.c (check_global_declaration): Check level of
12405 warn_unused_const_variable and main_input_filename.
12406 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12407 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12408 (-Wunused-const-variable): Explain levels 1 and 2.
12410 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12413 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12414 identical arguments. Formatting and spelling fixes.
12417 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12422 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12423 and m68k-devices.def.
12424 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12425 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12427 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12429 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12430 and HImode registers.
12432 2016-02-22 Richard Biener <rguenther@suse.de>
12434 PR tree-optimization/69882
12435 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12436 preserve permutations present because of gaps.
12437 (vect_supported_load_permutation_p): Always continue checking
12438 permutations after vect_attempt_slp_rearrange_stmts.
12440 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12442 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12443 min_profitable_estimate, rather than min_profitable_iters.
12445 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12448 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12449 SImode for last match_operand.
12451 2016-02-22 Martin Liska <mliska@suse.cz>
12453 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12454 return bitsize - 1 as the return value.
12456 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12460 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12461 Handle negative shift counts.
12462 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12463 force_reg on the shift constant.
12464 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12465 (lshrsi3_d): Handle negative shift counts.
12467 2016-02-22 Richard Biener <rguenther@suse.de>
12468 Tom de Vries <tom@codesourcery.com>
12470 * graph.c: Include dumpfile.h.
12471 (print_graph_cfg): Split into three overloads.
12472 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12474 2016-02-22 Tom de Vries <tom@codesourcery.com>
12476 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12479 2016-02-22 Richard Biener <rguenther@suse.de>
12482 * ipa-inline-transform.c (inline_call): When not updating
12483 overall summaries adjust self size by the growth estimate.
12484 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12485 hash-set, do not update overall summaries here. Renamed from ...
12486 (inline_to_all_callers): ... this which is now wrapping the
12487 above and performing delayed overall summary update.
12488 (early_inline_small_functions): Delay updating of the overall
12491 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12493 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12496 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12499 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12500 :%* in %:gt() argument.
12501 (greater_than_spec_func): Adjust for expecting only numbers,
12502 if there are more than two numbers, compare the last two.
12504 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12506 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12507 -Wnarrowing with -std.
12509 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12512 * expr.c (store_field): Don't use bit-field path if exp is
12513 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12514 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12515 and the assignment can be performed by bitwise copy. Formatting
12518 PR middle-end/69838
12519 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12520 call copy_reg_eh_region_note_forward on before and/or after sequences
12521 and remove note from insn if it no longer can throw.
12524 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12525 if TARGET_AVX512BW.
12527 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12529 * config/s390/vector.md: Add missing commutative operand markers
12530 to the patterns which qualify for one.
12531 * config/s390/vx-builtins.md: Likewise.
12533 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12535 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12536 types to mode iterators.
12537 (vec_double): ... and mode attribute.
12538 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12540 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12542 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12543 Change the predicate of op2 from nonimmediate to general and let
12544 reload fix it if necessary.
12546 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12548 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12550 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12552 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12555 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12557 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12558 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12559 * config/s390/s390.md ("movstr<P:mode>"): Call
12560 s390_expand_vec_movstr.
12562 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12564 * config/s390/s390.md: Add missing output modifier for operand 1
12565 to print it as address properly.
12567 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12569 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12570 * config/s390/2964.md: New file.
12571 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12572 of insn grouping attributes depending on the CPU level.
12573 (s390_get_unit_mask): New function.
12574 (s390_sched_score): Remove the OOO from the scheduling macros.
12575 Add loop to calculate a score for the instruction mix.
12576 (s390_sched_reorder): Likewise plus improve debug output.
12577 (s390_sched_variable_issue): Rename macros as above. Calculate
12578 the unit distances after actually scheduling an insn. Improve
12580 (s390_sched_init): Clear last_scheduled_unit_distance array.
12581 * config/s390/s390.md: Include 2964.md.
12583 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12586 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12587 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12588 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12589 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12590 *avx512f_<code>v8div16qi2_mask_1): New insns.
12592 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12595 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12598 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12599 earlyclobber from target. Use wF constraint for fused memory
12601 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12603 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12604 Martin Liska <mliska@suse.cz>
12607 * cfgexpand.c (asan_sanitize_stack_p): New function.
12608 (partition_stack_vars): Use the function.
12609 (expand_stack_vars): Likewise.
12610 (defer_stack_allocation): Likewise.
12611 (expand_used_vars): Likewise.
12613 2016-02-18 Richard Biener <rguenther@suse.de>
12615 PR middle-end/69553
12616 * fold-const.c (operand_equal_p): Properly compare offsets for
12617 IMAGPART_EXPR and ARRAY_REF.
12619 2016-02-18 Nick Clifton <nickc@redhat.com>
12623 * config/arm/arm.c (arm_option_override_internal): Disable
12624 interworking if the target does not support thumb instructions.
12625 (arm_reload_in_hi): Handle the case where a register to register
12626 move needs reloading because there is no simple pattern to handle
12628 (arm_reload_out_hi): Likewise.
12630 2016-02-18 Richard Biener <rguenther@suse.de>
12632 PR middle-end/69854
12633 * match.pd: Don't use fold_binary or fold_unary for folding
12636 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12639 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12640 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12641 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12642 warn on gimple_no_warning_p statements.
12644 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12646 * doc/extend.texi (C++ Attributes): Correct description of
12647 warn_unused type attribute.
12649 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12651 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12652 correct instruction.
12654 2016-02-17 Richard Biener <rguenther@suse.de>
12656 PR rtl-optimization/69609
12657 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12658 (find_traces_1_round): When ending a trace update cached priority
12660 (bb_to_key): Use cached priority when available.
12661 (copy_bb): Initialize cached priority.
12662 (reorder_basic_blocks_software_trace_cache): Likewise.
12664 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12667 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12669 (aarch64_comparison_operator): Break overly long line into two.
12670 (aarch64_comparison_operation): Likewise.
12671 * config/aarch64/aarch64.md (cstorecc4): Use
12672 aarch64_comparison_operator_mode instead of
12673 aarch64_comparison_operator.
12674 (cstore<mode>4): Likewise.
12675 (aarch64_cstore<mode>): Likewise.
12676 (*cstoresi_insn_uxtw): Likewise.
12677 (cstore<mode>_neg): Likewise.
12678 (*cstoresi_neg_uxtw): Likewise.
12680 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12683 * config/arm/predicates.md (arm_comparison_operator_mode):
12685 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12686 instead of arm_comparison_operator.
12687 (*mov_negscc): Likewise.
12688 (*mov_notscc): Likewise.
12689 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12690 (*thumb2_mov_negscc): Likewise.
12691 (*thumb2_mov_negscc_strict_it): Likewise.
12692 (*thumb2_mov_notscc): Likewise.
12693 (*thumb2_mov_notscc_strict_it): Likewise.
12695 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12697 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12698 Add missing return.
12700 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12702 * config/visium/visium.c (machine_libfunc_index): New enum.
12703 (machine_libfuncs): New structure.
12704 (visium_libfuncs): New static variable.
12705 (TARGET_INIT_LIBFUNCS): Define to...
12706 (visium_init_libfuncs): ...this. New function.
12707 (expand_block_move_4): Use the appropriate libfunc.
12708 (expand_block_move_2): Likewise.
12709 (expand_block_move_1): Likewise.
12710 (expand_block_set_4): Likewise.
12711 (expand_block_set_2): Likewise.
12712 (expand_block_set_1): Likewise.
12713 (visium_trampoline_init): Likewise.
12715 2016-02-17 Nick Clifton <nickc@redhat.com>
12717 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12718 TI's devices.csv file as of March 2016.
12720 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12723 * opts-global.c (handle_common_deferred_options): Introduce and
12724 initialize two global variables to remember command-line options
12725 specifying a stack-limiting register.
12726 * opts.h: Add extern declarations of the two new global variables.
12727 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12728 variable based on the values of the two new global variables.
12730 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12733 * common.opt (Wnonnull-compare): New warning.
12734 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12735 of arguments against NULL.
12736 (-Wnonnull-compare): Document.
12737 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12738 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12739 * passes.def (pass_warn_nonnull_compare): Add.
12740 * gimple-ssa-nonnull-compare.c: New file.
12742 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12744 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12745 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12747 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12749 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12750 reciprocal sqrt for -mlow-precision-recip-sqrt.
12752 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12753 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12755 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12756 always use lane loads to construct non-constant vectors.
12758 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12760 * config/aarch64/aarch64.md
12761 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12762 constraints for operand 3.
12763 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12765 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12766 Richard Biener <rguenther@suse.de>
12768 PR tree-optimization/69820
12769 * tree-vect-patterns.c (type_conversion_p): Return false if
12770 *orig_type is unsigned single precision or boolean.
12771 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12774 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12776 PR rtl-optimization/69764
12777 PR rtl-optimization/69771
12778 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12779 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12781 2016-02-16 Richard Biener <rguenther@suse.de>
12783 PR tree-optimization/69776
12784 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12786 (indirect_refs_may_alias_p): Likewise.
12787 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12788 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12789 according to tbaa_p.
12790 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12791 (optimize_stmt): For redundant store discovery do not allow tbaa.
12793 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12795 PR tree-optimization/69714
12796 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12797 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12799 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12801 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12802 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12803 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12804 * config/arc/arc.c (arc_init): Check FPU options.
12805 (get_arc_condition_code): Handle new CC_FPU* modes.
12806 (arc_select_cc_mode): Likewise.
12807 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12808 register pair only. Allow access for ARCv2 accumulator.
12809 (gen_compare_reg): Whenever we have FPU support use FPU compare
12811 (arc_reorg): Don't generate brcc insns when FPU compare
12812 instructions are involved.
12813 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12814 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12815 floating point emulation.
12816 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12817 (REVERSE_CONDITION): Add new CC_FPU* modes.
12818 (TARGET_FP_SP_BASE): Define.
12819 (TARGET_FP_DP_BASE): Likewise.
12820 (TARGET_FP_SP_FUSED): Likewise.
12821 (TARGET_FP_DP_FUSED): Likewise.
12822 (TARGET_FP_SP_CONV): Likewise.
12823 (TARGET_FP_DP_CONV): Likewise.
12824 (TARGET_FP_SP_SQRT): Likewise.
12825 (TARGET_FP_DP_SQRT): Likewise.
12826 (TARGET_FP_DP_AX): Likewise.
12827 * config/arc/arc.md (ARCV2_ACC): New constant.
12828 (type): New fpu type attribute.
12829 (SDF): Conditional iterator.
12830 (cstore<mode>, cbranch<mode>): Change expand condition.
12831 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12832 handles FPU/FPX cases as well.
12833 * config/arc/arc.opt (mfpu): New option.
12834 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12836 (adddf3, muldf3, subdf3): Removed.
12837 * config/arc/predicates.md (proper_comparison_operator): Recognize
12839 * config/arc/fpu.md: New file.
12840 * doc/invoke.texi (ARC Options): Document mfpu option.
12842 2016-02-16 Richard Biener <rguenther@suse.de>
12844 PR rtl-optimization/69291
12845 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12846 noce_operand_ok check.
12848 2016-02-16 Tom de Vries <tom@codesourcery.com>
12851 * omp-low.c (simd_clone_create): Remove call to
12852 symtab->call_cgraph_insertion_hooks.
12854 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12856 PR tree-optimization/69802
12857 * tree-ssa-reassoc.c (update_range_test): If op is
12858 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12859 op == 1 test of precision 1 integral op, otherwise handle
12860 that case as op itself. Fix up formatting.
12861 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12864 2016-02-16 Richard Biener <rguenther@suse.de>
12866 PR tree-optimization/69586
12867 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12868 types for conversion sources.
12870 2016-02-16 Richard Biener <rguenther@suse.de>
12872 PR middle-end/69801
12873 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12874 mask OEP_ADDRESS_OF.
12876 2016-02-16 Alan Modra <amodra@gmail.com>
12879 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12880 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12881 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12883 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12884 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12885 (p8_fmrgow_<mode>): Likewise.
12886 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12888 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12889 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12890 to use movdi_internal64. Remove op0_di.
12891 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12893 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12895 Add support for the FCCMP insn types
12897 * config/aarch64/aarch64.md (fccmp): Change insn type.
12898 (fccmpe): Likewise.
12899 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12900 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12901 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12902 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12903 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12904 * config/arm/types.md (fccmps): Add new insn type.
12905 (fccmpd): Likewise.
12907 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12909 * alias.c (get_alias_set): Fix a typo in comment.
12911 2016-02-15 Richard Biener <rguenther@suse.de>
12913 PR tree-optimization/69595
12914 * match.pd: Complete range test simplification to true.
12916 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12918 PR rtl-optimization/69648
12919 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12920 pic_offset_table_rtx.
12922 PR rtl-optimization/69752
12923 * ira.c (update_equiv_regs): When looking for more than a single SET,
12924 also take other side effects into account.
12926 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12928 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12929 for z900+ CPUs in 31-bit mode.
12931 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12933 * common/config/s390/s390-common.c (s390_supports_split_stack):
12935 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12936 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12937 * config/s390/s390.c (struct machine_function): New field
12938 split_stack_varargs_pointer.
12939 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12940 in s390_emit_prologue.
12941 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12943 (morestack_ref): New global.
12944 (SPLIT_STACK_AVAILABLE): New macro.
12945 (s390_expand_split_stack_prologue): New function.
12946 (s390_live_on_entry): New function.
12947 (s390_va_start): Use split-stack vararg pointer if appropriate.
12948 (s390_asm_file_end): Emit the split-stack note sections.
12949 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12950 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12951 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12952 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12953 (split_stack_prologue): New expand.
12954 (split_stack_space_check): New expand.
12955 (split_stack_data): New insn.
12956 (split_stack_call): New expand.
12957 (split_stack_call_*): New insn.
12958 (split_stack_cond_call): New expand.
12959 (split_stack_cond_call_*): New insn.
12961 2016-02-15 Richard Biener <rguenther@suse.de>
12963 PR tree-optimization/69783
12964 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12965 Add trivially correct cases.
12967 2016-02-15 Tom de Vries <tom@codesourcery.com>
12970 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12972 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12974 2016-02-15 Richard Biener <rguenther@suse.de>
12976 PR tree-optimization/69776
12977 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12978 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12979 indicate whether we can use TBAA to disambiguate against stores.
12980 Use alias-set zero if not.
12981 (visit_reference_op_store): Do not use TBAA when looking up
12983 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12984 (eliminate_dom_walker::before_dom_children): But not when looking
12985 up redundant stores.
12987 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12989 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12991 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12993 * config/i386/znver1.md
12994 (znver1_pop, znver1_pop_mem,
12995 znver1_load_imov_double_store,
12996 znver1_load_imov_direct_store,
12997 znver1_load_imov_direct_load,
12998 znver1_load_imov_double_load): Add new.
12999 (znver1_insn, znver1_insn_load): Add icmov type.
13000 (znver1_sseavx_fma,
13001 znver1_sseavx_fma_load,
13003 znver1_avx256_fma_load): Fix pipe usage.
13005 2016-02-14 Alan Modra <amodra@gmail.com>
13008 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13009 with an invalid hard reg, reload just the reg not the entire
13010 pre/post-inc/dec address expression.
13012 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13015 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13016 fixed R1_REG scratch reg.
13017 (sibcall_value_pcrel_fdpic): Likewise.
13019 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13023 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13025 2016-02-12 Walter Lee <walt@tilera.com>
13027 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13028 * config/tilegx/t-tilegx: Likewise.
13030 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13033 * diagnostic-show-locus.c (struct line_span): New struct.
13034 (layout::get_first_line): Delete.
13035 (layout::get_last_line): Delete.
13036 (layout::get_num_line_spans): New member function.
13037 (layout::get_line_span): Likewise.
13038 (layout::print_heading_for_line_span_index_p): Likewise.
13039 (layout::get_expanded_location): Likewise.
13040 (layout::calculate_line_spans): Likewise.
13041 (layout::m_first_line): Delete.
13042 (layout::m_last_line): Delete.
13043 (layout::m_line_spans): New field.
13044 (layout::layout): Update comment. Replace m_first_line and
13045 m_last_line with m_line_spans, replacing their initialization
13046 with a call to calculate_line_spans.
13047 (diagnostic_show_locus): When printing source lines and
13048 annotations, rather than looping over a single span
13049 of lines, instead loop over each line_span within
13050 the layout, with an inner loop over the lines within them.
13051 Call the context's start_span callback when changing line spans.
13052 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13053 (diagnostic_build_prefix): Break out the building of the location
13054 part of the string into...
13055 (diagnostic_get_location_text): ...this new function, rewriting
13056 it from nested ternary expressions to a sequence of "if"
13058 (default_diagnostic_start_span_fn): New function.
13059 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13060 (diagnostic_context::start_span): New field.
13061 (default_diagnostic_start_span_fn): New prototype.
13063 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13066 * gcc.c (driver::finalize): Fix cleanup of "specs".
13068 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13072 * gcc.c (driver::driver): Initialize m_option_suggestions.
13073 (driver::~driver): Clean up m_option_suggestions.
13074 (suggest_option): Convert to...
13075 (driver::suggest_option): ...this, and split out into
13076 driver::build_option_suggestions and find_closest_string.
13077 (driver::build_option_suggestions): New function, from
13078 first half of suggest_option. Special-case
13079 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13080 the sanitizer_opts array. For options of enum types, add the
13081 various enum values to the candidate strings.
13082 (driver::handle_unrecognized_options): Remove "const".
13083 * gcc.h (driver::handle_unrecognized_options): Likewise.
13084 (driver::build_option_suggestions): New decl.
13085 (driver::suggest_option): New decl.
13086 (driver::m_option_suggestions): New field.
13087 * opts-common.c (add_misspelling_candidates): New function.
13088 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13089 and make non-static.
13090 * opts.h (sanitizer_opts): New array decl.
13091 (add_misspelling_candidates): New function decl.
13092 * spellcheck.c (find_closest_string): New function.
13093 * spellcheck.h (find_closest_string): New function decl.
13095 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13097 PR rtl-optimization/69764
13098 PR rtl-optimization/69771
13099 * optabs.c (expand_binop_directly): For shift_optab_p, force
13100 convert_modes with VOIDmode if xop1 has VOIDmode.
13102 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13105 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13106 to correctly determine instrumentation thunks.
13108 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13111 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13112 type by reference, force lhs on the call.
13115 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13116 Compute retval and retbnd early in all cases if split_part_return_p
13117 and return_bb is not EXIT. Remove all clobber stmts and reset
13118 all debug stmts that refer to SSA_NAMEs defined in split part,
13119 except if it is retval, in that case replace the old retval with the
13120 lhs of the call to the split part.
13122 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13125 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13127 PR middle-end/66726
13128 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13129 whose result is used in PHI.
13130 (maybe_optimize_range_tests): Likewise.
13131 (final_range_test_p): Likweise.
13133 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13135 PR middle-end/66726
13136 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13137 whose result is used in PHI.
13138 (maybe_optimize_range_tests): Likewise.
13139 (final_range_test_p): Likweise.
13141 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13143 * cgraph.c: Spelling fixes - behaviour -> behavior and
13144 neighbour -> neighbor.
13145 * target.def: Likewise.
13146 * sel-sched.c: Likewise.
13147 * config/mips/mips.c: Likewise.
13148 * config/arc/arc.md: Likewise.
13149 * config/arm/cortex-a57.md: Likewise.
13150 * config/arm/arm.c: Likewise.
13151 * config/arm/neon.md: Likewise.
13152 * config/arm/arm-c.c: Likewise.
13153 * config/vms/vms-c.c: Likewise.
13154 * config/s390/s390.c: Likewise.
13155 * config/i386/znver1.md: Likewise.
13156 * config/i386/i386.c: Likewise.
13157 * config/ia64/hpux-unix2003.h: Likewise.
13158 * config/msp430/msp430.md: Likewise.
13159 * config/rx/rx.c: Likewise.
13160 * config/rx/rx.md: Likewise.
13161 * config/aarch64/aarch64-simd.md: Likewise.
13162 * config/aarch64/aarch64.c: Likewise.
13163 * config/nvptx/nvptx.c: Likewise.
13164 * config/bfin/bfin.c: Likewise.
13165 * config/cris/cris.opt: Likewise.
13166 * config/rs6000/rs6000.c: Likewise.
13167 * target.h: Likewise.
13168 * spellcheck.c: Likewise.
13169 * ira-build.c: Likewise.
13170 * tree-inline.c: Likewise.
13171 * builtins.c: Likewise.
13172 * lra-constraints.c: Likewise.
13173 * explow.c: Likewise.
13174 * hwint.h: Likewise.
13175 * targhooks.c: Likewise.
13176 * tree-vect-data-refs.c: Likewise.
13177 * expr.c: Likewise.
13178 * doc/tm.texi: Likewise.
13179 * doc/extend.texi: Likewise.
13180 * doc/install.texi: Likewise.
13181 * doc/md.texi: Likewise.
13182 * tree-ssa-tail-merge.c: Likewise.
13183 * sched-int.h: Likewise.
13184 * match.pd: Likewise.
13185 * sched-ebb.c: Likewise.
13186 * target.def (omit_struct_return_reg): Likewise.
13187 * gimple-ssa-isolate-paths.c: Likewise.
13188 (find_implicit_erroneous_behaviour): Renamed to...
13189 (find_implicit_erroneous_behavior): ... this.
13190 (find_explicit_erroneous_behaviour): Renamed to...
13191 (find_explicit_erroneous_behavior): ... this.
13192 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13194 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13196 PR rtl-optimization/64682
13197 PR rtl-optimization/69567
13198 PR rtl-optimization/69737
13199 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13200 in I2 as well, just lose it.
13202 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13204 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13206 (aarch64_last_printed_tune_string): Likewise.
13207 (aarch64_declare_function_name): Only output .arch assembler
13208 directive if it will be different from the previously output
13209 directive. Same for .tune comment but only if -dA is set.
13210 (aarch64_start_file): New function.
13211 (TARGET_ASM_FILE_START): Define.
13213 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13216 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13218 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13221 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13222 -Wmaybe-uninitialized warning.
13224 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13227 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13229 2016-02-11 Richard Biener <rguenther@suse.de>
13231 PR rtl-optimization/69291
13232 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13233 subexpressions affected by changing the result.
13235 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13238 * lra-constraints.c (curr_insn_transform): Find in/out operands
13239 for secondary memory moves. Update dups.
13241 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13243 PR tree-optimization/69652
13244 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13245 to nested loop, did source re-formatting, skip debug statements,
13246 add check on statement with volatile operand, remove dead scalar
13249 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13250 Patrick Palka <ppalka@gcc.gnu.org>
13254 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13255 calls if the return type is TREE_ADDRESSABLE.
13256 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13257 * ipa-split.c (split_function): Fix doubled "we" in comment.
13258 Use void return type for the split part even if
13259 !split_point->split_part_set_retval.
13261 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13263 PR tree-optimization/68021
13264 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13265 when computing the value of biv cand by itself.
13267 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13269 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13270 (cortexa57_tunings): Likewise.
13271 (cortexa72_tunings): Likewise.
13272 (arch_macro_fusion_pair_p): Add support for AES fusion.
13273 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13274 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13275 Allow virtual registers before reload so early scheduling works.
13276 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13277 correct latency and pipeline.
13278 (cortex_a57_crypto_complex): Likewise.
13279 (cortex_a57_crypto_xor): Likewise.
13280 (define_bypass): Add AES bypass.
13282 2016-02-10 Richard Biener <rguenther@suse.de>
13284 PR tree-optimization/69726
13285 * passes.def: Add DCE pass before late uninit.
13286 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13287 really fixup if-conversions job.
13289 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13291 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13292 (arm_cortex_a57_tune): Likewise.
13293 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13294 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13296 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13298 * timevar.def (TV_PHASE_DBGINFO): Delete.
13299 (TV_PHASE_CHECK_DBGINFO): Likewise.
13300 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13302 2016-02-10 Richard Biener <rguenther@suse.de>
13304 PR tree-optimization/69719
13305 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13306 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13308 2016-02-09 Andrew Pinski <apinski@cavium.com>
13311 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13312 get_vcond_mask_icode returns false.
13314 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13317 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13318 an ADDIS that adds a pointer to a large constant that sets the
13319 upper16 bits with a load operation.
13321 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13324 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13326 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13328 (vzipq_s16): Likewise.
13329 (vzipq_s32): Likewise.
13330 (vzipq_f32): Likewise.
13331 (vzipq_u8): Likewise.
13332 (vzipq_u16): Likewise.
13333 (vzipq_u32): Likewise.
13334 (vzipq_p8): Likewise.
13335 (vzipq_p16): Likewise.
13337 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13340 * config/arm/arm.c (neon_endian_lane_map): New function.
13341 (neon_vector_pair_endian_lane_map): New function.
13342 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13343 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13345 (vuzpq_s16): Likewise.
13346 (vuzpq_s32): Likewise.
13347 (vuzpq_f32): Likewise.
13348 (vuzpq_u8): Likewise.
13349 (vuzpq_u16): Likewise.
13350 (vuzpq_u32): Likewise.
13351 (vuzpq_p8): Likewise.
13352 (vuzpq_p16): Likewise.
13354 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13357 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13360 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13362 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13363 truncate const_int operand 1 to QImode.
13365 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13367 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13368 corresponding to an abnormal edge.
13370 2016-02-09 Tom de Vries <tom@codesourcery.com>
13372 PR tree-optimization/69599
13373 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13375 (find_func_aliases_for_builtin_call, find_func_clobbers)
13376 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13379 2016-02-09 Richard Biener <rguenther@suse.de>
13381 PR tree-optimization/69715
13382 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13383 LHS on calls as non-rewritable.
13385 2016-02-09 Tom de Vries <tom@codesourcery.com>
13388 * lto-wrapper.c (append_diag_options): New function.
13389 (compile_offload_image): Call append_diag_options.
13391 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13394 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13395 Minor copy-edit to fix verb tenses.
13397 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13399 PR tree-optimization/69209
13400 * ipa-split.c (split_function): If split part is not
13401 returning retval, retval has gimple type but is not
13402 gimple value, force it into a SSA_NAME first.
13404 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13406 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13409 2016-02-08 Jason Merrill <jason@redhat.com>
13412 * convert.c (convert_to_integer_1): Check dofold on truncation
13414 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13415 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13416 Rename from *_nofold.
13417 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13418 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13420 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13423 * tree.c (build_common_tree_nodes): Remove short_double argument.
13424 All callers changed.
13425 * tree.h (build_common_tree_nodes): Adjust declaration.
13426 * doc/invoke.texi (-fshort-double): Remove documentation.
13427 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13428 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13429 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13430 (append_linker_options): Don't handle OPT_fshort_double.
13432 PR rtl-optimization/68730
13433 * lra-remat.c (insn_to_cand_activation): New static variable.
13434 (lra_remat): Allocate and free it.
13435 (create_cand): New arg activation. Initialize a field in
13436 insn_to_cand_activation if it is nonnull.
13437 (create_cands): Pass the activation insn to create_cand when making
13438 a candidate involving an output reload. Reorganize code a little.
13439 (do_remat): Keep track of active status of candidates in a separate
13442 2016-02-08 Richard Biener <rguenther@suse.de>
13444 PR tree-optimization/69719
13445 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13446 Properly use absolute of the difference of the two offsets to
13447 compare or adjust the segment length.
13449 2016-02-08 Richard Biener <rguenther@suse.de>
13450 Jeff Law <law@redhat.com>
13453 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13454 types for anonymous SSA names.
13456 2016-02-08 Richard Biener <rguenther@suse.de>
13458 PR rtl-optimization/69274
13459 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13461 2016-02-08 Jeff Law <law@redhat.com>
13463 PR tree-optimization/65917
13464 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13465 equivalences from if (x == y) style conditionals.
13466 (loop_depth_of_name): Remove.
13467 (record_equality): Remove loop depth check.
13468 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13469 (const_and_copies::record_const_or_copy_raw): New member function.
13470 * tree-ssa-scopedtables.c
13471 (const_and_copies::record_const_or_copy_raw): New, factored out of
13472 (const_and_copies::record_const_or_copy): Call new member function.
13474 2016-02-05 Jeff Law <law@redhat.com>
13476 PR tree-optimization/68541
13477 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13478 (count_stmts_in_block): New function.
13479 (poor_ifcvt_candidate_code): Likewise.
13480 (is_feasible_trace): Add some heuristics to determine when path
13481 splitting is profitable.
13482 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13483 is a diamond with a single exit.
13485 2016-02-05 Martin Sebor <msebor@redhat.com>
13488 * doc/invoke.texi: Update -Wplacement-new to take an optional
13491 2016-02-06 Richard Henderson <rth@redhat.com>
13494 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13495 out of non-standard address spaces.
13497 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13499 PR rtl-optimization/69691
13500 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13502 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13504 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13505 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13506 (*ieee128_mfvsrd_64bit): Likewise.
13507 (*ieee128_mfvsrd_32bit): Likewise.
13509 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13513 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13515 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13516 instrumented_version.
13518 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13520 * doc/invoke.texi (Optimize Options): In table of --param options
13521 rename second occurrence of tracer-min-branch-ratio to
13522 tracer-min-branch-probability, rename
13523 tracer-min-branch-ratio-feedback to
13524 tracer-min-branch-probability-feedback and clarify description,
13525 rename sched-spec-state-edge-prob-cutoff to
13526 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13527 to selsched-insns-to-rename, rename lto-minpartition to
13528 lto-min-partition, delete reorder-blocks-duplicate and
13529 reorder-blocks-duplicate-feedback.
13531 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13533 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13536 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13538 * doc/extend.texi: S/390: Correct some typos.
13540 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13542 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13544 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13547 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13548 (s390_register_info_gprtofpr): Use new macros above.
13549 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13551 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13552 its name. Adjust restore and save gpr ranges.
13553 (s390_register_info_set_ranges): New function.
13554 (s390_register_info): Use new macros above. Call
13555 s390_register_info_set_ranges.
13556 (s390_optimize_register_info): Likewise.
13557 (s390_hard_regno_rename_ok): Use new macros.
13558 (s390_hard_regno_scratch_ok): Likewise.
13559 (s390_emit_epilogue): Likewise.
13560 (s390_can_use_return_insn): Likewise.
13561 (s390_optimize_prologue): Likewise.
13562 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13564 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13567 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13569 (ix86_option_override_internal): Disable TARGET_STV even for
13570 -m{incoming,preferred}-stack-boundary=3.
13572 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13574 * config.gcc: Mark deprecated rtems targets as obsolete.
13576 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13578 PR rtl-optimization/64682
13579 PR rtl-optimization/69567
13580 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13581 before I2 only if the register is both used and set in I2.
13583 2016-02-04 DJ Delorie <dj@redhat.com>
13585 * config/msp430/msp430.c (msp430_start_function): Add function type.
13587 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13590 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13592 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13594 PR rtl-optimization/69577
13596 2015-10-29 Richard Henderson <rth@redhat.com>
13600 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13601 sse check to the exact conditions of PR 67609.
13603 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13606 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13607 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13608 not allowed into the traditional Altivec registers.
13609 (movtd_64bit_nodm): Likewise.
13610 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13612 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13614 * config/aarch64/cortex-a57-fma-steering.c
13615 (aarch64_register_fma_steering): Remove "static" from arguments
13618 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13621 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13622 twice when complex.
13624 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13626 * doc/invoke.texi: Delete -mno-fma4.
13628 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13630 PR rtl-optimization/69577
13631 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13632 (find_subregs_of_mode): Update accordingly. Iterate over partial
13635 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13637 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13638 * config/arm/arm.c (neon_reinterpret): Remove.
13639 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13640 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13641 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13642 vreinterpretti): Remove.
13643 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13644 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13645 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13646 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13647 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13648 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13649 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13650 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13651 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13652 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13653 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13654 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13655 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13656 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13657 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13658 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13659 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13660 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13661 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13662 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13663 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13664 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13665 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13666 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13667 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13668 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13669 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13670 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13671 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13672 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13673 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13674 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13675 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13676 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13677 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13678 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13679 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13680 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13681 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13682 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13683 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13684 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13685 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13686 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13687 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13688 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13689 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13690 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13691 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13692 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13693 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13694 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13695 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13696 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13697 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13698 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13699 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13700 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13701 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13702 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13703 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13704 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13705 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13706 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13707 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13708 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13709 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13710 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13711 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13712 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13713 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13714 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13715 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13716 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13717 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13718 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13719 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13720 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13721 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13722 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13723 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13724 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13725 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13726 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13727 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13728 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13729 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13730 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13731 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13732 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13733 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13734 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13735 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13736 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13737 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13738 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13739 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13740 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13741 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13742 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13743 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13744 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13745 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13747 2016-02-04 Martin Liska <mliska@suse.cz>
13750 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13751 that are gimple_store_p.
13752 (maybe_instrument_call): Likewise.
13754 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13756 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13757 register scaling out of memory reference and comment why.
13759 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13763 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13764 folding the source of a SET.
13766 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13770 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13771 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13773 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13777 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13780 2016-02-04 Christian Bruel <christian.bruel@st.com>
13782 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13783 * config/arm/arm.c (arm_set_current_function): Likewise.
13785 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13786 Ilya Enkovich <enkovich.gnu@gmail.com>
13787 H.J. Lu <hongjiu.lu@intel.com>
13790 * config/i386/i386.c (convert_scalars_to_vector): Remove
13791 stack alignment fixes.
13792 (ix86_option_override_internal): Disable TARGET_STV if stack
13793 might not be aligned enough.
13794 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13796 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13798 * config/i386/x86-tune.def: Disable default prefetching
13801 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13802 Vladimir Makarov <vmakarov@redhat.com>
13805 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13806 in validating fused toc addresses.
13808 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13811 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13812 range->m_caret fields if range->m_show_caret_p is false.
13815 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13816 Force oldval into register if it does not satisfy reg_or_short_operand
13817 predicate. Fix up formatting.
13819 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13820 Alexandre Oliva <aoliva@redhat.com>
13823 * lra-constraints.c (simplify_operand_subreg): Check additionally
13824 address validity after potential reloading.
13825 (process_address_1): Check insns validity. In case of failure do
13828 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13831 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13834 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13836 * wide-int.cc (canonize_uhwi): New function.
13837 (wi::divmod_internal): Use it.
13839 2016-02-02 James Norris <jnorris@codesourcery.com
13841 * gimplify.c (omp_notice_variable): Add usage check.
13843 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13845 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13846 like LE, GE, LT, GT when emitting relational operator.
13848 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13850 * ira-costs.c (find_costs_and_classes): Add extra argument.
13851 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13852 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13853 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13854 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13855 Add best_class parameter, and return it if not ALL_REGS.
13856 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13858 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13859 Update target hook.
13861 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13863 * config/aarch64/aarch64.c
13864 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13865 (aarch64_ira_change_pseudo_allocno_class): New function.
13867 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13870 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13872 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13874 * config/avr/avr.c (avr_option_override): Set
13875 PARAM_ALLOW_STORE_DATA_RACES to 1.
13877 2016-02-02 Richard Biener <rguenther@suse.de>
13879 PR tree-optimization/69595
13880 * match.pd: Add range test simplifications to true/false.
13882 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13884 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13885 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13888 2016-02-02 Richard Biener <rguenther@suse.de>
13890 PR tree-optimization/69606
13891 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13892 info on the result before moving a stmt.
13894 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13896 PR middle-end/68542
13897 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13898 branch with vector comparison.
13899 * config/i386/sse.md (VI48_AVX): New mode iterator.
13900 (define_expand "cbranch<mode>4): Add support for conditional branch
13901 with vector comparison.
13902 * tree-vect-loop.c (optimize_mask_stores): New function.
13903 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13904 has_mask_store field of vect_info.
13905 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13906 vectorized loops having masked stores after vec_info destroy.
13907 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13908 correspondent macros.
13909 (optimize_mask_stores): Add prototype.
13911 2016-02-02 Alan Modra <amodra@gmail.com>
13914 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13917 2016-02-02 Alan Modra <amodra@gmail.com>
13920 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13921 whenever toc_label_name used.
13922 (rs6000_file_start): Don't set up toc section here,
13923 (rs6000_output_function_epilogue): do so here instead,
13924 (rs6000_xcoff_file_start): and here.
13925 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13926 (load_toc_aix_di): Likewise.
13928 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13930 PR rtl-optimization/69592
13931 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13932 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13933 (num_sign_bit_copies_binary_arith_p): New inline function.
13934 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13936 2016-02-01 Jeff Law <law@redhat.com>
13938 PR tree-optimization/69580
13939 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13940 * tree-ssa-threadbackward.c
13941 (fsm_find_control_statement_thread_paths): Do not try to walk
13942 through large PHI nodes.
13944 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13946 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13947 when count is incremented above limit, don't analyze further
13950 * omp-low.c (oacc_parse_default_dims): Avoid
13951 -Wsign-compare warning, make sure value fits into int
13952 rather than just unsigned int.
13954 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13956 PR tree-optimization/67921
13957 * fold-const.c (split_tree): New parameters. Convert pointer
13958 type variable part to proper type before negating.
13959 (fold_binary_loc): Pass new arguments to split_tree.
13961 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13963 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13964 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13965 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13966 * doc/tm.texti: Rebuilt.
13967 * doc/invoke.texi (fopenacc-dim): Document.
13968 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13969 (append_compiler_options): Likewise.
13970 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13971 (oacc_parse_default_dims): New.
13972 (oacc_validate_dims): Add USED arg. Select non-unity default when
13974 (oacc_loop_fixed_partitions): Return mask of used partitions.
13975 (oacc_loop_auto_partitions): Emit dump info.
13976 (oacc_loop_partition): Return mask of used partitions.
13977 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13978 loop partitioning and validation calls.
13980 2016-02-01 Richard Biener <rguenther@suse.de>
13982 PR middle-end/69556
13983 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13985 2016-02-01 Richard Biener <rguenther@suse.de>
13987 PR tree-optimization/69574
13988 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13989 of asserting return chrec_dont_know.
13991 2016-02-01 Martin Liska <mliska@suse.cz>
13993 * mem-stats-traits.h: Add copyright header.
13994 * mem-stats.h: Likewise.
13996 2016-02-01 Richard Biener <rguenther@suse.de>
13998 PR tree-optimization/69579
13999 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14000 Do not propagate through abnormal PHI results.
14002 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14004 * postreload.c (reload_cse_simplify): Remove dead code.
14006 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14008 PR rtl-optimization/69570
14009 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14010 if there is more than one set, not if there is a single set.
14012 2016-02-01 Richard Henderson <rth@redhat.com>
14015 * combine.c (make_compound_operation): When looking through a
14016 subreg, make sure to re-extend to the width of the outer mode.
14018 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14020 PR tree-optimization/69546
14021 * wide-int.cc (wi::divmod_internal): For unsigned division
14022 where both operands fit into uhwi, if o1 is 1 and o0 has
14023 msb set, if divident_prec is larger than bits per hwi,
14024 clear another quotient word and return 2 instead of 1.
14025 Similarly for remainder with msb in HWI set, if dividend_prec
14026 is larger than bits per hwi.
14028 2016-01-29 Martin Jambor <mjambor@suse.cz>
14030 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14031 Use short lowercase names.
14032 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14033 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14034 acq_rel one. Protect warning agains segfaults if
14035 get_memory_order_name returns NULL.
14036 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14037 with release semantics. Do not warn if get_memory_order already did.
14038 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14039 semantics. Fix check for relaxed or acquire semantics. Do not warn
14040 if get_memory_order already did.
14042 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14044 * doc/install.texi: Document that isl-0.16 is supported.
14046 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14049 * config/i386/constraints.md (Bm): Describe as special memory
14051 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14052 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14053 * genpreds.c (struct constraint_data): Add is_special_memory.
14054 (have_special_memory_constraints, special_memory_start): New
14056 (special_memory_end): Ditto.
14057 (add_constraint): Add new arg is_special_memory. Add code to
14058 process its true value. Update have_special_memory_constraints.
14059 (process_define_constraint): Pass the new arg.
14060 (process_define_register_constraint): Ditto.
14061 (choose_enum_order): Process special memory.
14062 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14063 function insn_extra_special_memory_constraint.
14064 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14065 * gensupport.c (process_rtx): Process
14066 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14067 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14068 * ira-lives.c (single_reg_class): Use
14069 insn_extra_special_memory_constraint.
14070 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14071 * lra-constraints.c (process_alt_operands): Ditto.
14072 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14073 * recog.c (asm_operand_ok, preprocess_constraints): Process
14075 * reload.c (find_reloads): Ditto.
14076 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14077 * stmt.c (parse_input_constraint): Use
14078 insn_extra_special_memory_constraint.
14080 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14083 * lra-splill.c (lra_final_code_change): Revert r229087 by
14084 removing all sub-registers.
14086 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14089 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14091 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14094 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14095 SSE1, copy target into the temporary reg first before recursing
14098 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14100 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14103 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14105 * ginclude/stdarg.h: Test __cplusplus instead of
14106 __GXX_EXPERIMENTAL_CXX0X__.
14108 2016-01-29 Richard Biener <rguenther@suse.de>
14110 PR tree-optimization/69547
14111 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14112 Do not mark clobbers necessary.
14113 (mark_all_reaching_defs_necessary_1): Likewise.
14115 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14117 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14118 declaration name with %qs and print it in both error messages.
14119 Also fix indentation.
14121 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14124 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14125 trailing blank line from error message.
14127 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14130 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14133 2016-01-29 Richard Biener <rguenther@suse.de>
14135 PR middle-end/69537
14136 * match.pd: Allow all integral types when simplifying a
14137 widening or sign-changing conversion.
14139 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14141 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14142 back to setting codegen_error to fail codegen.
14144 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14147 * config/i386/constraints.md (C): Only accept constant zero operand.
14148 (BC): New constraint.
14149 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14150 instead of C constraint.
14151 * doc/md.texi (Machine Constraints): Update description
14154 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14157 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14159 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14161 PR middle-end/69542
14162 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14165 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14167 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14168 branches if using guessed profile.
14170 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14172 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14174 2016-01-28 Richard Henderson <rth@redhat.com>
14177 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14178 * config/aarch64/aarch64-protos.h: Update.
14179 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14180 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14181 (aarch64_get_condition_code_1): Handle CC_Cmode.
14182 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14183 (*add<mode>3_compareC_cconly_imm): New.
14184 (*add<mode>3_compareC_cconly): New.
14185 (*add<mode>3_compareC_imm): New.
14186 (add<mode>3_compareC): New.
14187 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14188 to be first. Use aarch64_carry_operation.
14189 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14190 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14191 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14192 (subti3): Use subdi3_compare1.
14193 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14194 (sub<mode>3_compare1): New.
14195 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14196 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14197 (*subsi3_carryin_uxtw): Likewise.
14198 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14199 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14200 * config/aarch64/iterators.md (DWI): New.
14201 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14202 (aarch64_borrow_operation): New.
14204 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14206 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14207 message when isl does not return a valid schedule.
14209 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14211 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14212 Remove comments from class declarations: they are already in the code
14215 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14217 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14219 (ternary_op_to_tree): Same.
14220 (unary_op_to_tree): Same.
14221 (nary_op_to_tree): Same.
14222 (gcc_expression_from_isl_expr_op): Same.
14223 (gcc_expression_from_isl_expression): Same.
14224 (graphite_create_new_loop): Same.
14225 (graphite_create_new_loop_guard): Same.
14226 (build_iv_mapping): Same.
14227 (graphite_create_new_guard): Same.
14228 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14229 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14231 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14233 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14234 instead of setting codegen_error to fail codegen.
14236 2016-01-28 Jason Merrill <jason@redhat.com>
14238 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14240 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14242 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14243 Remove CONST_INT_P check in CCMP cost calculation.
14245 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14247 * config/aarch64/aarch64.c (generic_vector_cost):
14248 Set vec_permute_cost.
14249 (cortexa57_vector_cost): Likewise.
14250 (exynosm1_vector_cost): Likewise.
14251 (xgene1_vector_cost): Likewise.
14252 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14253 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14254 Add vec_permute_cost entry.
14256 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14258 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14260 (add<mode>3_compare0): Likewise.
14261 (addsi3_compare0_uxtw): Likewise.
14262 (add<mode>3nr_compare0): Likewise.
14263 (compare_neg<mode>): Likewise.
14264 (<optab><mode>3): Likewise.
14266 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14268 * tree-vect-stmts.c (vectorizable_comparison): Add
14269 NULL check for vectype.
14271 2016-01-28 Richard Biener <rguenther@suse.de>
14273 PR tree-optimization/69466
14274 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14275 Account for PHIs we couldn't duplicate.
14277 2016-01-28 Martin Liska <mliska@suse.cz>
14280 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14281 instead of ENABLE_VALGRIND_CHECKING.
14283 2016-01-27 Richard Henderson <rth@redhat.com>
14286 * lra-remat.c (subreg_regs): New.
14287 (dump_candidates_and_remat_bb_data): Dump it.
14288 (operand_to_remat): Reject if operand in subreg_regs.
14289 (set_bb_regs): Collect subreg_regs.
14290 (lra_remat): Init and free subreg_regs. Compute
14291 calculate_local_reg_remat_bb_data before create_cands.
14293 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14296 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14297 change stack_alignment_needed for __tls_get_addr call.
14299 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14301 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14303 2016-01-27 Jeff Law <law@redhat.com>
14305 PR tree-optimization/68398
14306 PR tree-optimization/69196
14307 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14308 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14309 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14310 Only count PHIs in the last block in the path. The others will
14311 const/copy propagate away. Add heuristic to allow more irreducible
14312 subloops to be created when it is likely profitable to do so.
14314 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14315 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14316 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14318 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14321 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14322 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14323 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14324 * tree-streamer-in.c: Include asan.h.
14325 (streamer_get_builtin_tree): For builtins in sanitizer
14326 range call initialize_sanitizer_builtins and retry.
14328 2016-01-27 Ian Lance Taylor <iant@google.com>
14330 * common.opt (fkeep-gc-roots-live): New undocumented option.
14331 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14332 -fkeep-gc-roots-live, skip pointers.
14333 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14336 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14339 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14340 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14342 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14345 * configure.ac: NetBSD provides SSP in its C library.
14346 * configure: Updated.
14348 2016-01-27 Richard Biener <rguenther@suse.de>
14350 PR tree-optimization/69166
14351 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14352 reduction code for commutativity / associativity.
14354 2016-01-27 Martin Jambor <mjambor@suse.cz>
14356 PR tree-optimization/69355
14357 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14358 total_scalarization fails.
14360 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14362 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14365 2016-01-27 Christian Bruel <christian.bruel@st.com>
14368 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14369 Move arm_reset_previous_fndecl and set_target_option_current_node in
14370 the conditional part. Call save_restore_target_globals.
14371 * config/arm/arm.c (arm_set_current_function):
14372 Refactor to better support #pragma target and attribute mix.
14373 Call save_restore_target_globals.
14374 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14376 2016-01-27 Martin Liska <mliska@suse.cz>
14378 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14379 reference for an HSA kernel and its host function.
14381 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14383 PR tree-optimization/69399
14384 * wide-int.h (wi::lrshift): For larger precisions, only
14385 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14387 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14389 * config/arc/predicates.md (proper_comparison_operator): Reject
14390 constant-constant comparison.
14392 2016-01-26 Tom de Vries <tom@codesourcery.com>
14394 PR tree-optimization/69110
14395 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14396 DR_NUM_DIMENSIONS == 0.
14398 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14399 Sebastian Pop <s.pop@samsung.com>
14401 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14402 isl_ast_op_cond and isl_ast_op_select.
14403 (gcc_expression_from_isl_expr_op): Same.
14405 2016-01-26 Jason Merrill <jason@redhat.com>
14408 * tree.c (recompute_constructor_flags): Split out from
14410 (verify_constructor_flags): New.
14411 * tree.h: Declare them.
14413 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14415 PR rtl-optimization/69217
14416 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14417 are no TYPE_FIELDS set for the record type.
14419 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14422 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14423 toc_label_name unconditionally.
14424 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14425 SYMBOL_REF string. Use toc_label_name instead of constructing
14427 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14428 constructing LCTOC1.
14430 2016-01-26 Martin Sebor <msebor@redhat.com>
14433 * doc/extend.texi (Common Type Attributes): Move text that talks about
14434 attribute packed from attribute aligned to the section discussing
14435 the former attribute for clarity.
14437 2016-01-26 Richard Henderson <rth@redhat.com>
14439 PR middle-end/60908
14440 * trans-mem.c (tm_region_init): Mark entry block as visited.
14442 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14445 * diagnostic-show-locus.c (layout::print_source_line): Replace
14446 call to pp_newline with call to layout::print_newline.
14447 (layout::print_annotation_line): Likewise.
14448 (layout::move_to_column): Likewise.
14449 (layout::print_any_fixits): After printing any fixits, print a
14450 trailing newline, if necessary.
14451 (layout::print_newline): New method, resetting any colorization
14453 (diagnostic_show_locus): Move the pp_newline to before the
14454 early bailout. Remove dummy block enclosing the layout instance.
14455 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14456 of pp_newline_and_flush with pp_flush.
14457 (diagnostic_append_note): Delete use of pp_newline.
14458 (diagnostic_append_note_at_rich_loc): Delete.
14459 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14460 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14461 when newline characters are added to the buffer.
14463 2016-01-26 Michael Matz <matz@suse.de>
14465 * configure.ac (ac_cv_std_swap_in_utility): New test.
14466 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14467 * configure: Regenerate.
14468 * config.in: Regenerate.
14470 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14472 * config/arc/arc.md (cstoresi4): Force operand into register.
14473 (arcset<code>): Fix predicate.
14474 (arcsetltu): Likewise.
14475 (arcsetgeu): Likewise.
14476 (arcsethi): Likewise.
14477 (arcsetls): Likewise.
14479 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14481 PR tree-optimization/69483
14482 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14483 if base has error_mark_node type.
14485 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14488 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14489 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14491 (vget_lane_f16): Handle big-endian.
14492 (vgetq_lane_f16): Likewise.
14493 (vset_lane_f16): Likewise.
14494 (vsetq_lane_f16): Likewise.
14495 * config/arm/iterators.md (VQXMOV): Add V8HF.
14496 (VDQ): Add V4HF and V8HF.
14497 (V_reg): Handle V4HF and V8HF.
14498 (Is_float_mode): Likewise.
14499 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14500 neon_vdup_nv8hf): New patterns.
14501 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14502 Use VD_LANE iterator.
14503 (neon_vld1_dup<mode>): Use VQ2 iterator.
14505 2016-01-26 Nathan Sidwell <nathan@acm.org>
14507 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14508 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14509 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14510 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14511 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14512 (oacc_validate_dims): Add LEVEL arg, don't return level.
14513 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14514 oacc_validate_dims.
14515 (execute_oacc_device_lower): Adjust, add more dump output.
14516 * tree-ssa-loop.c (gate_oacc_kernels): Use
14517 oacc_fn_attrib_kernels_p.
14518 * tree-parloops.c (create_parallel_loop): Adjust
14519 set_oacc_fn_attrib call.
14521 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14524 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14525 (append_compiler_options): Handle -fcilkplus.
14526 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14528 2016-01-26 Nick Clifton <nickc@redhat.com>
14531 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14532 been marked as DECL_ONE_ONLY but we do not the means to make it
14533 so, then do not allow it to bind locally.
14535 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14538 * opts.h (parse_sanitizer_options): New prototype.
14539 * opts.c (sanitizer_opts): New array.
14540 (parse_sanitizer_options): New function.
14541 (common_handle_option): Use parse_sanitizer_options.
14543 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14546 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14547 alignment adjustment to ...
14548 (ix86_update_stack_boundary): Here. Don't over-align stack for
14550 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14551 if __tls_get_addr is called.
14553 2016-01-26 Christian Bruel <christian.bruel@st.com>
14555 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14557 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14559 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14561 2016-01-26 Richard Biener <rguenther@suse.de>
14563 PR middle-end/69467
14564 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14566 2016-01-26 Richard Biener <rguenther@suse.de>
14568 PR tree-optimization/69452
14569 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14570 (move_computations_dom_walker::before_dom_children): Rename
14572 (move_computations_worker): This.
14573 (move_computations): Perform an RPO rather than a DOM walk.
14575 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14578 * combine.c (combine_instructions): For REG_EQUAL note with
14579 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14580 to the underlying register.
14581 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14582 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14584 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14587 * config/aarch64/aarch64-builtins.c
14588 (aarch64_init_simd_builtin_types): Do not set structural
14589 equality to __Poly{8,16,64,128}_t types.
14591 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14593 PR tree-optimization/69400
14594 * wide-int.cc (wi_pack): Take the precision as argument and
14595 perform canonicalization here rather than in the callers.
14596 Use the main loop to handle all full-width HWIs. Add a
14597 zero HWI if in_len isn't a full result.
14598 (wi::divmod_internal): Update accordingly.
14599 (wi::mul_internal): Likewise. Simplify.
14601 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14602 Sebastian Pop <s.pop@samsung.com>
14604 * graphite-poly.c (apply_poly_transforms): Simplify.
14605 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14606 (print_isl_map): Same.
14607 (print_isl_union_map): Same.
14608 (print_isl_schedule): New.
14609 (debug_isl_schedule): New.
14610 * graphite-dependences.c (scop_get_reads): Do not call
14611 isl_union_map_add_map that is undocumented isl functionality.
14612 (scop_get_must_writes): Same.
14613 (scop_get_may_writes): Same.
14614 (scop_get_original_schedule): Remove.
14615 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14616 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14617 (compute_deps): Remove.
14618 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14619 (debug_schedule_ast): New.
14620 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14621 set_separate_option.
14622 (graphite_regenerate_ast_isl): Add dump.
14623 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14624 from scop->transformed_schedule.
14625 (graphite_regenerate_ast_isl): Add more dump.
14626 * graphite-optimize-isl.c (optimize_isl): Set
14627 scop->transformed_schedule. Check whether schedules are equal.
14628 (apply_poly_transforms): Move here.
14629 * graphite-poly.c (apply_poly_transforms): ... from here.
14630 (free_poly_bb): Static.
14631 (free_scop): Static.
14632 (pbb_number_of_iterations_at_time): Remove.
14633 (print_isl_ast): New.
14634 (debug_isl_ast): New.
14635 (debug_scop_pbb): New.
14636 * graphite-scop-detection.c (print_edge): Move.
14637 (print_sese): Move.
14638 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14639 (build_scop_scattering): Remove.
14640 (create_pw_aff_from_tree): Assert instead of bailing out.
14641 (add_condition_to_pbb): Remove unused code, do not fail.
14642 (add_conditions_to_domain): Same.
14643 (add_conditions_to_constraints): Remove.
14644 (build_scop_context): New.
14645 (add_iter_domain_dimension): New.
14646 (build_iteration_domains): Initialize pbb->iterators.
14647 Call add_conditions_to_domain.
14650 (index_outermost_in_loop): New.
14651 (index_pbb_in_loop): New.
14652 (outermost_pbb_in): New.
14653 (add_in_sequence): New.
14654 (add_outer_projection): New.
14655 (outer_projection_mupa): New.
14656 (add_loop_schedule): New.
14657 (build_schedule_pbb): New.
14658 (build_schedule_loop): New.
14659 (embed_in_surrounding_loops): New.
14660 (build_schedule_loop_nest): New.
14661 (build_original_schedule): New.
14662 (build_poly_scop): Call build_original_schedule.
14663 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14664 (free_poly_dr): Remove.
14665 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14666 (free_poly_bb): Remove.
14667 (debug_loop_vec): Remove.
14668 (print_isl_ast): Declare.
14669 (debug_isl_ast): Declare.
14670 (scop_do_interchange): Remove.
14671 (scop_do_strip_mine): Remove.
14672 (scop_do_block): Remove.
14673 (flatten_all_loops): Remove.
14674 (optimize_isl): Remove.
14675 (pbb_number_of_iterations_at_time): Remove.
14676 (debug_scop_pbb): Declare.
14677 (print_schedule_ast): Declare.
14678 (debug_schedule_ast): Declare.
14679 (struct scop): Remove schedule. Add original_schedule,
14680 transformed_schedule.
14681 (free_gimple_poly_bb): Remove.
14682 (print_generated_program): Remove.
14683 (debug_generated_program): Remove.
14684 (unify_scattering_dimensions): Remove.
14685 * sese.c (print_edge): ... here.
14686 (print_sese): ... here.
14687 (debug_edge): ... here.
14688 (debug_sese): ... here.
14689 * sese.h (print_edge): Declare.
14690 (print_sese): Declare.
14691 (dump_edge): Declare.
14692 (dump_sese): Declare.
14694 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14695 Sebastian Pop <s.pop@samsung.com>
14697 * Makefile.in: Set ISLVER in site.exp.
14699 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14701 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14702 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14703 through DECL_VALUE_EXPR for expansion.
14705 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14707 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14708 the frame info after reload completed.
14710 2016-01-25 Jeff Law <law@redhat.com>
14712 PR tree-optimization/69196
14713 PR tree-optimization/68398
14714 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14715 tree-ssa-threadupdate.c.
14716 (determine_bb_domination_status): Prototype
14717 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14718 (determine_bb_domination_status): No longer static.
14719 (valid_jump_thread_path): Remove code to detect characteristics
14720 of the jump thread path not associated with correctness.
14721 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14722 Correct test for thread path length. Count PHIs for real operands as
14723 statements that need to be copied. Do not count ASSERT_EXPRs.
14724 Look at all the blocks in the thread path. Compute and selectively
14725 filter thread paths based on threading through the latch, threading
14726 a multiway branch or crossing a multiway branch.
14728 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14730 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14731 decl with __attribute__ ((unused)) annotation.
14733 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14736 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14737 of operands is compatible with a statement vectype.
14739 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14741 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14742 improve wording for mixed storage order support.
14744 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14746 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14747 (vcvt_u64_f64): Likewise.
14748 (vcvta_s64_f64): Likewise.
14749 (vcvta_u64_f64): Likewise.
14750 (vcvtm_s64_f64): Likewise.
14751 (vcvtm_u64_f64): Likewise.
14752 (vcvtn_s64_f64): Likewise.
14753 (vcvtn_u64_f64): Likewise.
14754 (vcvtp_s64_f64): Likewise.
14755 (vcvtp_u64_f64): Likewise.
14757 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14759 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14760 (arc_init): Check validity mll64 option.
14761 (arc_save_restore): Use double load/store instruction.
14762 (arc_expand_movmem): Likewise.
14763 (arc_split_move): Don't split if we have double load/store
14764 instructions. Returns a boolean.
14765 (arc_process_double_reg_moves): Change function to return boolean
14766 instead of a sequence of instructions.
14767 (arc_dwarf_register_span): New function.
14768 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14769 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14770 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14771 (*movdf_insn): Likewise.
14772 * config/arc/arc.opt (mll64): New option.
14773 * config/arc/predicates.md (even_register_operand): New predicate.
14774 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14776 2016-01-25 Richard Biener <rguenther@suse.de>
14779 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14780 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14782 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14784 2016-01-25 Richard Biener <rguenther@suse.de>
14786 PR tree-optimization/69376
14787 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14789 (VN_INFO_ANTI_RANGE_P): New inline.
14790 (VN_INFO_RANGE_TYPE): Likewise.
14791 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14792 SSA_NAME_ANTI_RANGE_P.
14793 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14794 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14795 Properly query VN_INFO_RANGE_TYPE.
14797 2016-01-25 Nick Clifton <nickc@redhat.com>
14800 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14802 2016-01-23 Tom de Vries <tom@codesourcery.com>
14804 PR tree-optimization/69426
14805 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14808 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14810 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14811 "the the" with "the" in the comments.
14812 * ipa-devirt.c (build_type_inheritance_graph,
14813 update_type_inheritance_graph): Likewise.
14814 * tree.c (build_function_type_list_1): Likewise.
14815 * cfgloopmanip.c (scale_loop_profile): Likewise.
14816 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14817 * gimple-ssa-split-paths.c
14818 (find_block_to_duplicate_for_splitting_paths): Likewise.
14819 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14820 * expr.c (convert_move): Likewise.
14821 * var-tracking.c (vt_stack_adjustments): Likewise.
14822 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14823 * tree-vrp.c (test_for_singularity): Likewise.
14825 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14826 directly instead of building a temporary tree.
14829 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14830 remove <algorithm> include.
14832 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14835 * config/i386/i386.c: Include dojump.h.
14836 (expand_small_movmem_or_setmem,
14837 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14839 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14840 if dynamic_check != -1.
14842 2016-01-21 Jeff Law <law@redhat.com>
14844 PR middle-end/69347
14845 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14846 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14847 into dominated_by_p.
14848 (cprop_into_successor_phis): Avoid unnecessary tests.
14850 2016-01-22 Richard Henderson <rth@redhat.com>
14853 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14854 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14856 2016-01-22 Michael Matz <matz@suse.de>
14858 * system.h (string, algorithm): Include only conditionally.
14859 (new): Include always under C++.
14860 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14861 * final.c (toplevel): Ditto.
14862 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14863 * genconditions.c (write_header): Make gencondmd.c define
14865 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14867 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14868 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14870 2016-01-22 Christian Bruel <christian.bruel@st.com>
14873 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14875 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14878 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14879 define_insn_and_split. Ensure operands[1] and operands[0] do not
14880 get assigned the same register.
14882 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14884 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14886 2016-01-22 Christian Bruel <christian.bruel@st.com>
14888 * config/arm/arm-c.c (arm_pragma_target_parse):
14889 Remove warn_builtin_macro_redefined overwrite.
14891 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14893 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14894 flag_non_call_exceptions compatibility.
14896 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14899 * dwarf2out.c (add_child_die_after): New function.
14900 (dwarf_qual_info_t): New type.
14901 (dwarf_qual_info): New variable.
14902 (qualified_die_p): New function.
14903 (modified_type_die): For -fdebug-types-section, ensure
14904 canonical order of qualifiers. Put qualified DIEs adjacent
14905 to the corresponding non-qualified type DIE and search there
14906 for existing qualified DIEs.
14908 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14910 * doc/extend.texi (scalar_storage_order type attribute): Document
14911 restriction on type punning and aliasing, and remove future tense.
14913 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14916 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14919 2016-01-21 Jeff Law <law@redhat.com>
14921 PR middle-end/69347
14922 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14923 useless call to record_temporary_equivalences.
14924 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14925 allocate 10 slots in the bb_path vector and let it grow as needed.
14926 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14929 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14931 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14933 * configure: Regenerate.
14935 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14937 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14938 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14940 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14942 PR middle-end/66178
14943 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14944 drop EXPAND_INITIALIZER.
14945 * rtl.h (contains_symbolic_reference_p): Declare.
14946 * rtlanal.c (contains_symbolic_reference_p): New function.
14947 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14948 a subtraction into a NOT if symbolic constants are involved.
14950 2016-01-21 Anton Blanchard <anton@samba.org>
14951 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14954 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14956 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14959 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14961 * config/microblaze/microblaze.c
14962 (get_branch_target): New.
14963 (insert_wic_for_ilb_runout): New.
14965 (microblaze_machine_dependent_reorg): New.
14966 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14967 * config/microblaze/microblaze.md
14968 (UNSPEC_IPREFETCH): Define.
14969 (iprefetch): New pattern
14970 * config/microblaze/microblaze.opt
14971 (mxl-prefetch): New flag.
14973 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14975 * config/microblaze/microblaze.h
14976 (FIXED_REGISTERS): Update in macro.
14977 (CALL_USED_REGISTERS): Update in macro.
14979 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14981 PR rtl-optimization/68920
14982 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14985 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14987 PR rtl-optimization/68990
14988 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14989 pseudo instead of inheritance ones.
14991 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14992 Nick Clifton <nickc@redhat.com>
14996 * config/mips/mips.c (mips_compute_frame_info): Initialise
14997 args_size and hard_frame_pointer_offset fields of the frame
14998 structure before calling mips_global_pointer.
15000 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15002 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15004 * configure: Regenerate.
15006 2016-01-21 Richard Biener <rguenther@suse.de>
15008 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15010 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15012 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15013 to actually emit the .size directive.
15015 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15016 Jakub Jelinek <jakub@redhat.com>
15020 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15021 args array size by one to avoid buffer overflow.
15023 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15025 * config/s390/s390.md (pool_section_start): Use switch_to_section
15026 to select proper read-only data section instead of hardcoding
15028 (pool_section_end): Use switch_to_section to match the above.
15030 2016-01-21 Richard Biener <rguenther@suse.de>
15032 PR tree-optimization/69378
15033 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15034 (set_ssa_val_to): Use it for dominance checks taking into
15035 account not executable edges.
15037 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15040 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15041 for bitsize instead of GET_MODE_PRECISION (mode).
15043 2016-01-20 Martin Sebor <msebor@redhat.com>
15046 * extend.texi (__sync Builtins): Clarify the semantics of
15047 __sync_fetch_and_OP built-ins on pointers.
15048 (__atomic Builtins): Same.
15050 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15051 Sebastian Pop <s.pop@samsung.com>
15053 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15054 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15055 (is_valid_rename): Same.
15056 (translate_isl_ast_to_gimple::get_rename): Same.
15057 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15058 (translate_isl_ast_to_gimple::rename_uses): Same.
15059 (get_new_name): Check for close_phi nodes.
15060 (copy_loop_phi_args): Use phi_node_kind.
15061 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15062 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15064 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15065 Sebastian Pop <s.pop@samsung.com>
15067 Revert commit r229783.
15068 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15069 Remove use of parameter_rename_map.
15070 (copy_def): Remove.
15071 (copy_internal_parameters): Remove.
15072 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15073 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15074 (free_sese_info): Do not free parameter_rename_map.
15075 (set_rename): Do not use parameter_rename_map.
15076 (rename_uses): Update call to set_rename.
15077 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15078 * sese.h (parameter_rename_map_t): Remove.
15079 (struct sese_info_t): Remove field parameter_rename_map.
15081 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15082 Sebastian Pop <s.pop@samsung.com>
15084 * graphite-isl-ast-to-gimple.c: Fix comment.
15085 * graphite-scop-detection.c (defined_in_loop_p): New.
15086 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15087 names defined in loop.
15089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15090 Sebastian Pop <s.pop@samsung.com>
15092 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15093 Discard unstructured if-then-else regions.
15095 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15096 Sebastian Pop <s.pop@samsung.com>
15098 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15099 (cleanup_loop_iter_dom): Remove.
15100 (build_loop_iteration_domains): Remove.
15101 (build_scop_context): Remove.
15102 (build_scop_iteration_domain): Remove.
15103 (add_loop_constraints): New.
15104 (build_iteration_domains): New.
15105 (build_poly_scop): Call build_iteration_domains.
15107 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15108 Sebastian Pop <s.pop@samsung.com>
15110 * graphite-scop-detection.c
15111 (scop_detection::harmful_loop_in_region): Free dom and loops.
15112 (scop_detection::loop_body_is_valid_scop): Free bbs.
15114 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15115 Sebastian Pop <s.pop@samsung.com>
15117 * graphite-scop-detection.c (record_loop_in_sese): New.
15118 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15119 (build_scops): Remove call to build_sese_loop_nests.
15120 * sese.c (sese_record_loop): Remove.
15121 (build_sese_loop_nests): Remove.
15122 (new_sese_info): Remove region->loops.
15123 (free_sese_info): Same.
15124 * sese.h (sese_contains_loop): Same.
15125 (build_sese_loop_nests): Remove.
15126 (sese_contains_loop): Remove.
15128 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15129 Sebastian Pop <s.pop@samsung.com>
15131 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15132 loop_is_valid_in_scop.
15133 (scop_detection::harmful_stmt_in_region): Renamed
15134 harmful_loop_in_region.
15135 Call loop_is_valid_in_scop.
15137 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15138 Sebastian Pop <s.pop@samsung.com>
15140 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15143 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15144 Sebastian Pop <s.pop@samsung.com>
15146 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15147 * graphite.h (struct poly_bb): Remove field is_reduction.
15148 (PBB_IS_REDUCTION): Remove.
15150 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15151 Sebastian Pop <s.pop@samsung.com>
15153 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15154 (add_pdr_constraints): Same.
15155 (scop_get_reads): Same.
15156 (scop_get_must_writes): Same.
15157 (scop_get_may_writes): Same.
15158 (scop_get_original_schedule): Same.
15159 (extend_schedule): Same.
15160 (apply_schedule_on_deps): Same.
15161 (carries_deps): Same.
15162 (compute_deps): Same.
15163 (scop_get_dependences): Same.
15164 * graphite-isl-ast-to-gimple.c
15165 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15166 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15167 (get_schedule_for_band_list): Same.
15168 (get_schedule_map): Same.
15169 (apply_schedule_map_to_scop): Same.
15170 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15171 (build_loop_iteration_domains): Same.
15172 (add_condition_to_pbb): Same.
15173 (add_param_constraints): Same.
15174 (pdr_add_memory_accesses): Same.
15175 (pdr_add_data_dimensions): Same.
15177 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15179 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15182 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15184 * common.opt (feliminate-dwarf2-dups): Replace references to
15185 "DWARF 2" with just "DWARF".
15186 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15187 * doc/extend.texi: Likewise.
15188 * doc/cpp.texi: Likewise.
15189 * doc/invoke.texi: Likewise.
15190 (Option Summary): Add -gdwarf to list of Debugging Options.
15191 (Debugging Options): Document -gdwarf.
15192 * doc/contrib.texi: Spell "DWARF" like that.
15194 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15196 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15197 warning. Fix up formatting.
15199 PR middle-end/67653
15200 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15201 attempt to mark memory input operand addressable and
15202 call prepare_gimple_addressable in that case. Don't adjust
15203 input_location for diagnostics, use error_at instead.
15205 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15207 * config/rs6000/ppc-auxv.h: New file.
15208 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15209 (cpu_is): Likewise.
15210 (cpu_supports): Likewise.
15211 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15212 (cpu_is_info): New variable.
15213 (cpu_supports_info): Likewise.
15214 (tcb_verification_symbol): Likewise.
15215 (cpu_builtin_p): Likewise.
15216 (cpu_expand_builtin): New function.
15217 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15218 (rs6000_init_builtins): Likewise.
15219 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15220 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15221 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15222 * configure: Regenerate.
15223 * config.in: Likewise.
15224 * doc/extend.texi (PowerPC Built-in Functions): Document
15225 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15227 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15230 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15232 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15235 2016-01-20 Richard Henderson <rth@redhat.com>
15241 * tree.c (tm_define_builtin): New.
15242 (find_tm_vector_type): New.
15243 (build_tm_vector_builtins): New.
15244 (build_common_builtin_nodes): Call it.
15246 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15248 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15249 (arm_fp_ok): Likewise.
15250 (arm_fp): Likewise.
15251 (arm_crypto): Likewise.
15253 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15254 Richard Biener <rguenther@suse.de>
15256 PR tree-optimization/69328
15257 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15258 vectors have same number of elements.
15259 (vectorizable_condition): Fix masked version recognition.
15261 2016-01-20 Richard Biener <rguenther@suse.de>
15263 PR tree-optimization/69345
15264 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15265 (VN_INFO_PTR_INFO): Likewise.
15266 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15267 info when it is equal between non-dominating SSA names.
15268 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15269 Make sure to look at original SSA infos.
15271 2016-01-20 Jeff Law <law@redhat.com>
15274 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15276 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15277 (pc_or_label_operand): New predicate.
15278 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15279 tests for small integers that are 2^n - 1.
15281 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15283 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15285 2016-01-19 Jeff Law <law@redhat.com>
15287 PR middle-end/69347
15288 * tree-ssa-threadbackwards.c
15289 (fsm_find_control_statement_thread_paths): Do not try to lookup
15290 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15292 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15294 * doc/lto.texi: Remove text that says only Gold has linker plugin
15297 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15299 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15300 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15301 the DIE accordingly.
15302 (modified_type_die): Add REVERSE parameter and pass it recursively,
15303 as well as to base_type_die. Adjust presence check accordingly.
15304 (base_type_for_mode): Adjust call to modified_type_die.
15305 (add_type_attribute): Add REVERSE parameter and pass it to
15307 (generic_parameter_die): Adjust call to add_type_attribute.
15308 (add_scalar_info): Likewise.
15309 (add_subscript_info): Likewise.
15310 (gen_array_type_die): Likewise.
15311 (gen_descr_array_type_die): Likewise.
15312 (gen_entry_point_die): Likewise.
15313 (gen_enumeration_type_die): Likewise.
15314 (gen_formal_parameter_die): Likewise.
15315 (gen_subprogram_die): Likewise.
15316 (gen_variable_die ): Likewise.
15317 (gen_const_die): Likewise.
15318 (gen_field_die): Likewise.
15319 (gen_pointer_type_die): Likewise.
15320 (gen_reference_type_die): Likewise.
15321 (gen_ptr_to_mbr_type_die): Likewise.
15322 (gen_inheritance_die): Likewise.
15323 (gen_subroutine_type_die): Likewise.
15324 (gen_typedef_die): Likewise.
15325 (force_type_die): Adjust call to modified_type_die.
15327 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15329 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15330 flow throughout the file. Fix broken link to Objective-C 2.0
15332 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15335 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15337 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15339 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15342 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15343 (maybe_record_node): Record cxa_pure_virtual as the only possible
15344 target if there are not ohter candidates.
15345 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15347 2016-01-19 Richard Biener <rguenther@suse.de>
15349 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15350 (get_memory_order): Likewise.
15352 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15354 * tree-vect-stmts.c (vectorizable_store): Check
15357 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15360 * gcc.c (driver::decode_argv): Add call to
15361 init_opts_obstack before init_options_struct.
15362 * opts.c (init_opts_obstack): Remove idempotency.
15363 (init_options_struct): Replace call to init_opts_obstack
15364 with a gcc_assert to verify that it has already been called.
15365 * toplev.c (toplev::main): Add call to init_opts_obstack before
15366 calls to init_options_struct.
15367 (toplev::finalize): Move cleanup of opts_obstack next to
15368 cleanup of save_decoded_options, clearing the latter, and
15369 save_decoded_options_count.
15371 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15374 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15375 attribute to unconditional. Remove %? from output template.
15377 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15378 Jiong Wang <jiong.wang@arm.com>
15380 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15381 generated from different expand order.
15383 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15385 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15386 Add support for CCMP costing.
15388 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15390 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15391 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15392 (fccmpe<mode>): Likewise.
15393 (fcmp): Rename to fcmp and globalize pattern.
15395 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15396 (aarch64_gen_ccmp_next): Add FP support.
15398 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15400 * target.def (gen_ccmp_first): Update documentation.
15401 (gen_ccmp_next): Likewise.
15402 * doc/tm.texi (gen_ccmp_first): Update documentation.
15403 (gen_ccmp_next): Likewise.
15404 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15405 expand_ccmp_expr_1. Improve comments.
15406 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15407 (ccmp_ior<mode>): Remove pattern.
15408 (cmp<mode>): Remove expand.
15409 (cmp): Globalize pattern.
15410 (cstorecc4): Use cc_register.
15411 (mov<mode>cc): Remove ccmp_cc_register check.
15412 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15413 Simplify after removal of CC_DNE/* modes.
15414 (aarch64_ccmp_mode_to_code): Remove.
15415 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15416 In 'k' case use integer as condition.
15417 (aarch64_nzcv_codes): Remove inverted cases.
15418 (aarch64_code_to_ccmode): Remove.
15419 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15420 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15421 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15422 pattern. Return the comparison with CC register. Invert conditions
15423 when bitcode is OR.
15424 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15425 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15427 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15429 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15430 instrumented_version.
15432 2016-01-19 Richard Biener <rguenther@suse.de>
15434 PR tree-optimization/69336
15435 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15436 handled components with get_ref_base_and_extent.
15437 (equal_mem_array_ref_p): Adjust.
15439 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15442 * shrink-wrap.c: Include valtrack.h.
15443 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15444 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15445 in between insn and where it will be moved to. Call
15446 dead_debug_insert_temp.
15447 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15448 first and dead_debug_local_finish at the end.
15449 For uses and defs bitmap, handle all regs in between REGNO and
15450 END_REGNO, not just the first one.
15452 2016-01-19 Richard Biener <rguenther@suse.de>
15454 PR tree-optimization/69352
15455 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15456 (equal_mem_array_ref_p): Constrain size and max size properly.
15457 Compare the reverse flag.
15459 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15461 * ira.c (ira): Update regstat data if we deleted insns.
15463 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15465 PR rtl-optimization/68955
15466 PR rtl-optimization/64557
15467 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15468 here. Fix up formatting.
15469 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15471 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15474 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15475 assume that the node has body.
15476 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15479 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15481 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15484 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15486 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15487 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15489 2016-01-19 Martin Jambor <mjambor@suse.cz>
15490 Martin Liska <mliska@suse.cz>
15491 Michael Matz <matz@suse.de>
15493 * Makefile.in (OBJS): Add new source files.
15494 (GTFILES): Add hsa.c.
15495 * common.opt (disable_hsa): New variable.
15496 (-Whsa): New warning.
15497 * config.in (ENABLE_HSA): New.
15498 * configure.ac: Treat hsa differently from other accelerators.
15499 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15500 $enable_offloading.
15501 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15502 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15503 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15504 --with-hsa-kmt-lib.
15505 * doc/invoke.texi (-Whsa): Document.
15506 (hsa-gen-debug-stores): Likewise.
15507 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15508 to invoke offload compiler for hsa acclerator.
15509 * opts.c (common_handle_option): Determine whether HSA offloading
15510 should be performed.
15511 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15512 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15513 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15514 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15515 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15516 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15517 GF_OMP_FOR_KIND_GRID_LOOP.
15518 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15519 (pp_gimple_stmt_1): Likewise.
15520 * gimple-walk.c (walk_gimple_stmt): Likewise.
15521 * gimple.c (gimple_build_omp_grid_body): New function.
15522 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15523 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15524 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15525 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15526 GF_OMP_TEAMS_GRID_PHONY.
15527 (gimple_statement_omp_single_layout): Updated comments.
15528 (gimple_build_omp_grid_body): New function.
15529 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15530 (gimple_omp_for_grid_phony): New function.
15531 (gimple_omp_for_set_grid_phony): Likewise.
15532 (gimple_omp_parallel_grid_phony): Likewise.
15533 (gimple_omp_parallel_set_grid_phony): Likewise.
15534 (gimple_omp_teams_grid_phony): Likewise.
15535 (gimple_omp_teams_set_grid_phony): Likewise.
15536 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15537 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15538 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15539 (BUILT_IN_GOMP_TARGET): Updated type.
15540 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15541 (adjust_for_condition): New function.
15542 (get_omp_for_step_from_incr): Likewise.
15543 (extract_omp_for_data): Moved parts to adjust_for_condition and
15544 get_omp_for_step_from_incr.
15545 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15546 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15547 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15548 (scan_omp_parallel): Do not create child functions for phony
15550 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15551 (scan_omp_1_op): Checking assert we are not remapping to
15552 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15553 (parallel_needs_hsa_kernel_p): New function.
15554 (expand_parallel_call): Register apprpriate parallel child
15555 functions as HSA kernels.
15556 (grid_launch_attributes_trees): New type.
15557 (grid_attr_trees): New variable.
15558 (grid_create_kernel_launch_attr_types): New function.
15559 (grid_insert_store_range_dim): Likewise.
15560 (grid_get_kernel_launch_attributes): Likewise.
15561 (get_target_argument_identifier_1): Likewise.
15562 (get_target_argument_identifier): Likewise.
15563 (get_target_argument_value): Likewise.
15564 (push_target_argument_according_to_value): Likewise.
15565 (get_target_arguments): Likewise.
15566 (expand_omp_target): Call get_target_arguments instead of looking
15567 up for teams and thread limit.
15568 (grid_expand_omp_for_loop): New function.
15569 (grid_arg_decl_map): New type.
15570 (grid_remap_kernel_arg_accesses): New function.
15571 (grid_expand_target_kernel_body): New function.
15572 (expand_omp): Call it.
15573 (lower_omp_for): Do not emit phony constructs.
15574 (lower_omp_taskreg): Do not emit phony constructs but create for them
15575 a temporary variable receiver_decl.
15576 (lower_omp_taskreg): Do not emit phony constructs.
15577 (lower_omp_teams): Likewise.
15578 (lower_omp_grid_body): New function.
15579 (lower_omp_1): Call it.
15580 (grid_reg_assignment_to_local_var_p): New function.
15581 (grid_seq_only_contains_local_assignments): Likewise.
15582 (grid_find_single_omp_among_assignments_1): Likewise.
15583 (grid_find_single_omp_among_assignments): Likewise.
15584 (grid_find_ungridifiable_statement): Likewise.
15585 (grid_target_follows_gridifiable_pattern): Likewise.
15586 (grid_remap_prebody_decls): Likewise.
15587 (grid_copy_leading_local_assignments): Likewise.
15588 (grid_process_kernel_body_copy): Likewise.
15589 (grid_attempt_target_gridification): Likewise.
15590 (grid_gridify_all_targets_stmt): Likewise.
15591 (grid_gridify_all_targets): Likewise.
15592 (execute_lower_omp): Call grid_gridify_all_targets.
15593 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15594 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15595 (tree_omp_clause): Added union field dimension.
15596 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15597 * tree.c (omp_clause_num_ops): Added number of arguments of
15598 OMP_CLAUSE__GRIDDIM_.
15599 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15600 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15601 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15602 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15603 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15604 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15605 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15606 * tree-pass.h (make_pass_gen_hsail): Declare.
15607 (make_pass_ipa_hsa): Likewise.
15608 * ipa-hsa.c: New file.
15609 * lto-section-in.c (lto_section_name): Add hsa section name.
15610 * lto-streamer.h (lto_section_type): Add hsa section.
15611 * timevar.def (TV_IPA_HSA): New.
15612 * hsa-brig-format.h: New file.
15613 * hsa-brig.c: New file.
15614 * hsa-dump.c: Likewise.
15615 * hsa-gen.c: Likewise.
15618 * toplev.c (compile_file): Call hsa_output_brig.
15619 * hsa-regalloc.c: New file.
15621 2016-01-18 Jeff Law <law@redhat.com>
15623 PR tree-optimization/69320
15624 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15625 ranged object, do nothing if the RHS constant is not [0..1].
15626 (optimize_stmt): Comparing a boolean ranged object against a
15627 constant outside [0..1] results in a compile-time constant.
15629 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15632 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15634 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15635 (Option Summary): Update to reflect new section and moved options.
15636 (C++ Dialect Options): Move -fstats to new section.
15637 (Debugging Options): Move all dump, statistics, and other GCC
15638 developer options to new section. Rewrite section introduction
15639 and re-order remaining options to put the more basic ones first.
15640 (Optimization Options): Move -fira-verbose and -flto-report* to
15642 (Developer Options): New section incorporating moved options.
15643 * doc/cppopts.texi (-dM): Update cross-reference.
15645 2016-01-18 Richard Henderson <rth@redhat.com>
15648 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15649 operands to pseudo only if CSE is expected. Split long immediate
15650 operands only after reload, and for the stack pointer.
15651 (*add<GPI>3_pluslong): Remove.
15652 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15653 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15654 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15655 (*add<GPI>3 peepholes): New.
15656 (*add<GPI>3 splitters): New.
15657 * config/aarch64/constraints.md (Upl): New.
15658 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15660 2016-01-18 Richard Biener <rguenther@suse.de>
15662 PR tree-optimization/69297
15663 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15665 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15667 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15669 PR middle-end/68542
15670 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15671 of mixind vector and scalar types.
15672 (fold_relational_const): Add handling of vector
15673 comparison with boolean result.
15674 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15675 comparison of vector operands with boolean result for EQ/NE only.
15676 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15677 (verify_gimple_cond): Likewise.
15678 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15681 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15683 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15686 2016-01-18 Richard Biener <rguenther@suse.de>
15688 PR middle-end/69308
15689 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15691 2016-01-18 Tom de Vries <tom@codesourcery.com>
15693 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15695 2016-01-18 Tom de Vries <tom@codesourcery.com>
15697 * omp-low.c (set_oacc_fn_attrib): Make extern.
15698 * omp-low.h (set_oacc_fn_attrib): Declare.
15699 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15700 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15701 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15702 Add and handle function parameter oacc_kernels_p.
15703 (find_reduc_addr, get_omp_data_i_param): New function.
15704 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15705 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15706 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15707 Calculate dominance info. Skip loops that are not in a kernels region
15708 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15709 (pass_parallelize_loops::execute): Call parallelize_loops with
15710 oacc_kernels_p argument.
15711 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15712 New member function.
15713 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15714 * passes.def: Add argument to pass_parallelize_loops instantation.
15716 2016-01-18 Tom de Vries <tom@codesourcery.com>
15718 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15719 pass_parallelize_loops to be run outside the loop pipeline.
15721 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15723 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15724 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15726 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15729 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15730 using get_ref_base_and_extent.
15731 (equal_mem_array_ref_p): New.
15732 (hashable_expr_equal_p): Add call to previous.
15734 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15737 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15738 (sra_initialize): Allocate disqualified_constants.
15739 (sra_deinitialize): Free disqualified_constants.
15740 (disqualify_candidate): Update disqualified_constants when appropriate.
15741 (create_access): Scan for constant-pool entries as we go along.
15742 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15743 (maybe_add_sra_candidate): Allow constant-pool entries.
15744 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15745 (initialize_constant_pool_replacements): New.
15746 (sra_modify_assign): Avoid mangling assignments created by previous,
15747 and don't generate writes into constant pool.
15748 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15750 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15752 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15753 andnot instruction.
15754 (scalar_chain::convert_op): Likewise.
15755 * config/i386/i386.md (*andndi3_doubleword): New.
15757 2016-01-18 Richard Biener <rguenther@suse.de>
15759 PR tree-optimization/69170
15760 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15761 building a vector from scalar results of a pattern stmt.
15763 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15765 * haifa-sched.c (autopref_multipass_init): Work around
15766 -Wmaybe-uninitialized warning.
15768 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15770 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15771 against the constant 0.
15773 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15775 PR tree-optimization/68799
15776 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15777 look up phi candidates in the statement-candidate map.
15778 (phi_add_costs): Likewise.
15779 (record_phi_increments): Likewise.
15780 (phi_incr_cost): Likewise.
15781 (ncd_with_phi): Likewise.
15782 (all_phi_incrs_profitable): Likewise.
15784 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15786 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15787 -Wmaybe-uninitialized warning.
15789 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15791 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15792 (Option Summary): Update to reflect new section and moved options.
15793 (C++ Dialect Options): Move -fvtable-verify and related options.
15794 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15795 and profiling-related options.
15796 (Optimization Options): Move profile generation options and
15797 -fstack-protector and related options.
15798 (Instrumentation Options): New section incorporating moved options.
15799 (Code Generation Options): Move -finstrument-functions and
15800 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15802 2016-01-16 Tom de Vries <tom@codesourcery.com>
15804 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15806 2016-01-16 Tom de Vries <tom@codesourcery.com>
15808 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15810 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15812 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15813 that checks whether the table is already empty. Rename the
15814 original implementation to...
15815 (hash_table::empty_slot): ...this new private function.
15817 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15819 PR diagnostic/68899
15820 * diagnostic-show-locus.c (layout::print_source_line): Move x
15821 offset of line until after call to
15822 get_line_width_without_trailing_whitespace.
15824 2016-01-15 Jeff Law <law@redhat.com>
15826 PR tree-optimization/69270
15827 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15828 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15829 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15830 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15831 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15832 ssa_name_has_boolean_range and constant_boolean_node.
15834 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15836 PR rtl-optimization/69030
15837 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15839 (spill_pseudos): Delete debug insn for dead pseudo.
15840 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15842 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15844 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15846 (TYPES_UNOPUS): Likewise.
15847 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15848 builtin type, from UNOP to UNOPUS.
15849 (lbtruncuv4sf): Likewise.
15850 (lbtruncuv2df): Likewise.
15851 (lrounduv2sf): Likewise.
15852 (lrounduv4sf): Likewise.
15853 (lrounduv2df): Likewise.
15854 (lroundusf): Likewise.
15855 (lroundusf): Likewise.
15856 (lceiluv2sf): Likewise.
15857 (lceiluv4sf): Likewise.
15858 (lceiluv2df): Likewise.
15859 (lceilusf): Likewise.
15860 (lceiludf): Likewise.
15861 (lflooruv2sf): Likewise.
15862 (lflooruv4sf): Likewise.
15863 (lflooruv2df): Likewise.
15864 (lfloorusf): Likewise.
15865 (lfloorudf): Likewise.
15866 (lfrintnuv2sf): Likewise.
15867 (lfrintnuv4sf): Likewise.
15868 (lfrintnuv2df): Likewise.
15869 (lfrintnusf): Likewise.
15870 (lfrintnudf): Likewise.
15871 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15873 (vcvtq_u32_f32): Likewise.
15874 (vcvtq_u64_f64): Likewise.
15875 (vcvta_u32_f32): Likewise.
15876 (vcvtaq_u32_f32): Likewise.
15877 (vcvtaq_u64_f64): Likewise.
15878 (vcvtm_u32_f32): Likewise.
15879 (vcvtmq_u32_f32): Likewise.
15880 (vcvtmq_u64_f64): Likewise.
15881 (vcvtn_u32_f32): Likwise.
15882 (vcvtnq_u32_f32): Likewise.
15883 (vcvtnq_u64_f64): Likewise.
15884 (vcvtp_u32_f32): Likewise.
15885 (vcvtpq_u32_f32): Likewise.
15886 (vcvtpq_u64_f64): Likewise.
15887 (vcvtmd_u64_f64): Likewise.
15888 (vcvtms_u32_f32): Likewise.
15889 (vcvtad_u64_f64): Likewise.
15890 (vcvtas_u32_f32): Likewise.
15891 (vcvtnd_u64_f64): Likewise.
15892 (vcvtns_u32_f32): Likewise.
15893 (vcvtpd_u64_f64): Likewise.
15894 (vcvtps_u32_f32): Likewise.
15896 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15898 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15899 CSEL of zero_extended registers.
15901 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15903 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15904 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15906 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15908 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15909 false when argument string is not found in the attributes table
15912 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15915 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15916 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15917 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15918 precision estimate.
15920 2016-01-15 Richard Biener <rguenther@suse.de>
15922 PR tree-optimization/66856
15923 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15924 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15925 (vect_create_new_slp_node): Increment stmt reference count.
15926 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15927 an SLP tree before swapping operands.
15928 (vect_build_slp_tree): Likewise.
15929 (destroy_bb_vec_info): Free stmt info after SLP instances.
15930 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15931 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15932 (STMT_VINFO_NUM_SLP_USES): New macro.
15934 2016-01-15 Richard Biener <rguenther@suse.de>
15937 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15938 (add_linkage_name): ... here.
15939 (gen_typedef_die): Use add_linkage_name_raw instead of
15940 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15943 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15945 * gimplify.c (oacc_default_clause): Decode reference and pointer
15946 types for both kernels and parallel regions.
15948 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15950 PR middle-end/69246
15951 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15953 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15955 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15956 (convert_scalars_to_vector): Likewise.
15958 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15960 * doc/extend.texi (Type Traits): Fix grammar.
15962 2016-01-15 Martin Jambor <mjambor@suse.cz>
15964 * tree-inline.c (remap_decl): Use existing dclarations if
15965 remapping a type and prevent_decl_creation_for_types.
15966 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15967 decls first. Do real remapping with
15968 prevent_decl_creation_for_types set.
15969 * tree-inline.h (copy_body_data): New field
15970 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15973 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15975 * config/s390/s390.opt (mmvcle): More verbose help text.
15977 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15979 * config/s390/s390.opt: Add period to -mzvector option text.
15981 2016-01-15 Richard Biener <rguenther@suse.de>
15983 PR tree-optimization/68961
15984 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15985 of invariants in stores again.
15987 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15989 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15991 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15993 * config/i386/i386.c (ix86_expand_branch): Don't split
15994 DI mode xor instruction to SI mode.
15996 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15999 * ipa-icf.c (sem_function::merge): Virtual functions may become
16000 reachable even if they address is not taken and there are no
16003 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16005 * lto-streamer-out.c (subtract_estimated_size): New function.
16006 (get_symbol_initial_value): Use it.
16008 2016-01-15 Christian Bruel <christian.bruel@st.com>
16011 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16012 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16013 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16014 use add_builtin_function_ext_scope instead of add_builtin_function.
16015 (neon_set_p, neon_crypto_set_p): Remove.
16016 (arm_init_builtins): Always call arm_init_neon_builtins and
16017 arm_init_crypto_builtins.
16018 (arm_expand_builtin): Check that builtins are allowed for the arch.
16019 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16020 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16021 arm_init_neon_builtins call.
16023 2016-01-15 Richard Biener <rguenther@suse.de>
16025 PR tree-optimization/69117
16026 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16027 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16028 of the leader conservatively.
16029 (free_scc_vn): Restore original SSA name infos.
16031 2016-01-14 Jeff Law <law@redhat.com>
16033 PR tree-optimization/69270
16034 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16035 single bit of precision, verify it's also unsigned.
16036 (record_edge_info): Use constant_boolean_node rather than fold_convert
16037 to convert boolean_true/boolean_false to the right type.
16039 2016-01-14 Richard Henderson <rth@redhat.com>
16042 * loop-doloop.c (record_reg_sets): New.
16043 (doloop_optimize): Reject the transform if the sequence
16044 clobbers registers live at the end of the loop block.
16045 (doloop_optimize_loops): Enable df_live if needed.
16047 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16049 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16050 * config/rs6000/rs6000.c: Likewise.
16051 * config/rs6000/rs6000.h: Likewise.
16052 * config/rs6000/rs6000.md: Likewise.
16053 * doc/extend.texi: Likewsie.
16055 2016-01-14 Jeff Law <law@redhat.com>
16057 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16060 2016-01-14 Richard Henderson <rth@redhat.com>
16064 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16065 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16066 instead of builtin_decl_declared_p to test for declaration.
16068 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16070 * doc/loop.texi (Loop Analysis and Representation): Document
16071 loop_depth function.
16073 2016-01-14 Tom de Vries <tom@codesourcery.com>
16075 PR tree-optimization/68773
16076 * omp-low.c (expand_omp_target): Don't set force_output.
16077 * varpool.c (varpool_node::get_create): Same.
16078 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16079 offload_funcs with force_output.
16081 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16084 * lra-eliminations.c (move_plus_up): Don't change anything if either
16085 the outer or inner subreg mode is not MODE_INT.
16086 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16087 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16089 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16091 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16092 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16093 reduc_uplus_@var{m}): Remove.
16094 * expr.c (expand_expr_real_2): Remove expansion path for
16095 reduc_[us](min|max|plus) optabs.
16096 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16097 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16098 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16099 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16100 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16101 reduc_[us](min|max|plus) optabs.
16103 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16105 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16106 (reduc_plus_scal_v2sf): New.
16107 (reduc_smax_v2sf): Rename to...
16108 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16109 (reduc_smin_v2sf): Rename to...
16110 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16112 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16114 * alias.c (compare_base_symbol_refs): New function.
16115 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16118 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16120 PR middle-end/68146
16121 PR tree-optimization/69155
16122 * tree-complex.c: Include cfganal.h.
16123 (phis_to_revisit): New variable.
16124 (extract_component): Add phiarg_p argument. Assert that returned
16125 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16126 (update_phi_components): Partly rewrite to use loop over real/imag
16127 components instead of code duplication. If extract_component returns
16128 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16129 create_tmp_reg into the PHI node instead, and mention the phi triplet
16130 in phis_to_revisit.
16131 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16132 in phis_to_revisit at the end.
16134 2016-01-14 Richard Biener <rguenther@suse.de>
16136 PR tree-optimization/68060
16137 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16138 outer loop reduction is only used in the inner loop before
16139 detecting a double reduction.
16141 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16144 * combine.c (expand_field_assignment): Punt if compute_mode is
16145 unsupported scalar mode.
16147 2016-01-14 Richard Biener <rguenther@suse.de>
16149 PR tree-optimization/66856
16150 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16151 SLP node only if it built successfully.
16152 (vect_analyze_slp_instance): Adjust.
16154 2016-01-14 Jeff Law <law@redhat.com>
16156 PR tree-optimization/69270
16157 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16158 (record_edge_info): Use it. Convert boolean_{true,false}_node
16159 to the type of op0.
16161 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16164 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16165 use block_ultimate_origin
16166 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16168 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16170 * doc/invoke.texi (Submodel Options): Rename section to
16171 "Machine-Dependent Options" to better reflect its content.
16172 Rewrite introductory text to remove archaic CPU names.
16175 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16177 * doc/invoke.texi (Code Gen Options): Move section up in file,
16178 before target-specific options. Update menu and option summary
16179 to reflect the new section ordering.
16181 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16183 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16184 (C++ Dialect Options): Add cross-reference to -std option.
16185 * doc/standards.texi (C++ Language): Document C++14 support.
16187 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16189 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16190 for pack/unpack functions for __ibm128.
16191 (PACK_IF): Likewise.
16192 (UNPACK_IF): Likewise.
16194 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16195 support for __ibm128 pack/unpack functions.
16196 (rs6000_invalid_builtin): Likewise.
16197 (rs6000_init_builtins): Likewise.
16198 (rs6000_opt_masks): Likewise.
16200 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16201 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16203 (RS6000_BTM_COMMON): Likewise.
16205 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16206 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16207 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16208 128-bit floating point. Add support for the double values to be
16209 in Altivec registers for TF/IF packing and unpacking, but restrict
16210 TD packing sub-fields to be FPR registers. Don't allow overlapped
16211 register support for packing. Allow pack inputs to be memory
16212 locations. Don't build generator functions for unpack<mode>_dm
16213 and unpack<mode>_nodm.
16214 (unpack<mode>_dm): Likewise.
16215 (unpack<mode>_nodm): Likewise.
16216 (pack<mode>): Likewise.
16218 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16219 built-in functions to pack/unpack explicit __ibm128 values.
16220 (__builtin_unpack_ibm128): Likewise.
16222 * doc/extend.texi (PowerPC Built-in Functions): Document
16223 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16225 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16228 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16229 Add new arg loc and pass it down as context.
16230 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16231 to the location to use for the warning.
16232 (check_function_arguments): New arg loc. All callers changed. Pass
16233 it to check_function_nonnull.
16234 * c-common.h (check_function_arguments): Adjust declaration.
16236 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16238 PR tree-optimization/69156
16239 * gimple.c (validate_type): Removed.
16240 (gimple_builtin_call_types_compatible_p): Use
16241 useless_type_conversion_p instead of validate_type.
16242 * value-prof.c (gimple_stringop_fixed_value): Fold
16243 icall_size to correct type.
16245 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16247 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16250 2016-01-13 Richard Henderson <rth@redhat.com>
16253 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16254 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16255 (ix86_builtin_tm_store): Remove.
16256 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16257 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16258 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16259 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16260 * doc/tm.texi: Rebuild.
16262 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16263 (BUILT_IN_TM_MEMCPY_RTWN): New.
16264 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16265 fallback from vector to integer helpers.
16266 (build_tm_load): Handle vector types directly, instead of
16268 (build_tm_store): Likewise.
16269 (expand_assign_tm): Prepare for register types not handled by
16270 the above. Copy them to memory and use memcpy.
16271 * tree.c (tm_define_builtin): New.
16272 (find_tm_vector_type): New.
16273 (build_tm_vector_builtins): New.
16274 (build_common_builtin_nodes): Call it.
16276 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16278 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16279 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16281 2016-01-13 Tom de Vries <tom@codesourcery.com>
16283 PR tree-optimization/69169
16284 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16285 handled_struct_type param.
16286 (create_variable_info_for, intra_create_variable_infos): Call
16287 create_variable_info_for_1 with extra arg.
16289 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16291 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16292 and "armv8.1-a+crc" entries.
16294 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16297 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16298 Change first operand predicate from register_or_constm1_operand
16299 to register_operand.
16300 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16301 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16302 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16303 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16304 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16305 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16306 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16307 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16308 comparison with constm1_rtx from vec_prefetch_gen part.
16310 2016-01-13 Richard Biener <rguenther@suse.de>
16312 PR tree-optimization/69013
16313 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16314 Exchange assert for a test.
16316 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16319 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16321 2016-01-13 Richard Biener <rguenther@suse.de>
16323 PR tree-optimization/69242
16324 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16325 assert with a check.
16327 2016-01-13 Richard Biener <rguenther@suse.de>
16329 PR tree-optimization/69186
16330 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16331 Properly guard vect_update_misalignment_for_peel call.
16333 2016-01-12 Jeff Law <law@redhat.com>
16335 PR tree-optimization/pr67755
16336 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16337 "need_profile_correction".
16338 (thread_block_1): Initialize new field to false by default. If we
16339 have multiple thread paths through a common joiner to different
16340 final targets, then set new field to true.
16341 (compute_path_counts): Only do count adjustment when it's really
16344 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16346 * doc/invoke.texi (Spec Files): Move section down in file, past
16347 all command-line option descriptions.
16349 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16351 PR middle-end/54809
16352 * doc/gty.texi: Remove documentation of mark_hook.
16353 * gengtype.c (struct write_types_data): Remove code to support
16354 mark_hook attribute.
16355 (walk_type): Likewise.
16356 (write_func_for_structure): Likewise.
16358 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16360 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16361 Directory Options, and -specs= to Overall Options.
16362 (Overall Options): Adjust similarly. Reorder to group related
16363 options together. Make -specs= cross-reference the spec file details.
16364 (Directory Options): Adjust similarly.
16366 2016-01-12 Jeff Law <law@redhat.com>
16368 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16370 2016-01-12 Olivier Hainque <hainque@adacore.com>
16372 * gcc.c (spec_undefvar_allowed): New global.
16373 (process_command): Set to true when running for --version or --help,
16375 (getenv_spec_function): When the variable is not defined, use the
16376 variable name as the variable value if we're allowed not to issue
16379 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16381 PR tree-optimization/68911
16382 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16383 information computed for expression "init + nit * step".
16385 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16387 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16388 about name of GCC executable. Remove deleted node from menu.
16389 (Directory Options) <-B>: Remove cross-reference to deleted node.
16390 (Target Options): Delete section.
16392 2016-01-12 Christian Bruel <christian.bruel@st.com>
16395 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16396 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16398 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16401 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16402 aligned_mem is properly set for AVX512-VL floating point masked
16406 * ifcvt.c (cond_exec_process_if_block): When removing the last
16407 insn from then_bb, remove also any possible barriers that follow it.
16409 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16414 (PTRDIFF_TYPE): Likewise.
16415 (WCHAR_TYPE): Likewise.
16416 (WCHAR_TYPE_SIZE): Likewise.
16417 (STDINT_LONG32): Likewise.
16419 2016-01-12 Richard Biener <rguenther@suse.de>
16421 PR tree-optimization/69053
16422 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16423 convert initial value for cond reductions.
16425 2016-01-12 Richard Biener <rguenther@suse.de>
16427 PR tree-optimization/69007
16428 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16429 widen_sum after dot_prod and sad.
16431 2016-01-12 Richard Biener <rguenther@suse.de>
16433 PR tree-optimization/69168
16434 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16435 pattern stmt SLP type.
16436 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16437 end up unused so cope with that case.
16439 2016-01-12 Richard Biener <rguenther@suse.de>
16441 PR tree-optimization/69157
16442 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16443 stmts def type only during analyze phase.
16444 (vectorizable_call): Likewise.
16445 (vectorizable_simd_clone_call): Likewise.
16446 (vectorizable_conversion): Likewise.
16447 (vectorizable_assignment): Likewise.
16448 (vectorizable_shift): Likewise.
16449 (vectorizable_operation): Likewise.
16450 (vectorizable_store): Likewise.
16451 (vectorizable_load): Likewise.
16453 2016-01-12 Richard Biener <rguenther@suse.de>
16455 PR tree-optimization/69174
16456 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16458 (vectorizable_load): Properly compute the number of loads needed
16459 for permuted strided SLP loads and do not spuriously assign
16460 to SLP_TREE_VEC_STMTS.
16462 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16464 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16465 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16466 (MD_EXEC_PREFIX): Remove.
16467 (MD_STARTFILE_PREFIX) Removee.
16468 (FILE_NAME_ABSOLUTE_P): Remove.
16469 (CPP_SPEC): Do not read macros from sys/version.h.
16470 (LINK_COMMAND_SPEC): Remove.
16471 (LOCAL_INCLUDE_DIR): Remove.
16472 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16473 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16474 (POST_LINK_SPEC): Define to invoke stubify after linker
16475 (LIBSTDCXX): Remove define
16476 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16477 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16478 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16479 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16480 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16481 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16482 (i386_djgpp_asm_named_section): Add propotype of new procedure
16484 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16485 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16486 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16487 in config/i386/djgpp.h).
16488 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16489 STANDARD_STARTFILE_PREFIX_1.
16490 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16491 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16492 installation errors.
16493 (MAX_OFILE_ALIGNMENT): Define to 128.
16494 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16496 * config/i386/djgpp.c: New file. Add implementation of
16497 i386_djgpp_asm_named_section.
16499 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16501 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16502 Add rule for building djgpp.o.
16504 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16506 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16507 (rtx_is_swappable_p): Reductions are swappable.
16508 (insn_is_swappable_p): V2DF reductions are swappable.
16510 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16512 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16513 reloads for other unsupported memory operands.
16515 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16516 Jim Wilson <jim.wilson@linaro.org>
16519 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16520 copy_to_mode_reg instead of force_reg.
16522 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16525 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16526 TARGET_80387 is true.
16528 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16531 * lra-eliminations.c (move_plus_up): Only move plus up
16532 if subreg of the constant can be simplified into constant
16533 and use the simplified subreg of the constant instead of
16534 the original constant.
16536 * fold-const.c (fold_convertible_p): Don't return true
16537 for conversion of VECTOR_TYPE to same sized integral type.
16538 (fold_convert_loc): Fix up formatting. Fold conversion of
16539 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16540 instead of NOP_EXPR.
16542 PR tree-optimization/69214
16543 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16544 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16547 PR tree-optimization/69207
16548 * tree-vect-slp.c (vect_get_constant_vectors): For
16549 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16550 fold_convertible_p to vector_type's element type, and always
16551 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16553 2016-01-11 Richard Biener <rguenther@suse.de>
16555 PR tree-optimization/69173
16556 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16557 fixup the cycle if all stmts are in a pattern.
16559 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16561 PR middle-end/68999
16562 * alias.c (base_alias_check): Move check for addresses with
16563 alignment ANDs before the call for compare_base_decls.
16564 (memrefs_conflict_p): Return -1 for different decls
16565 that went through alignment adjustments.
16567 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16569 PR rtl-optimization/68796
16570 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16571 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16572 and QImode comparisons against zero with CC_NZmode.
16573 * config/aarch64/iterators.md (short_mask): New mode_attr.
16575 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16577 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16578 (<avx512>_store<mode>_mask): Likewise.
16580 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16581 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16583 PR rtl-optimization/68841
16584 * ifcvt.c (struct noce_if_info): Add orig_x field.
16585 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16586 Don't record conflicts on to_rename if it's present.
16587 Allow memory destinations in sets.
16588 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16589 blocks, passing orig_x to the checks.
16590 (noce_process_if_block): Set if_info->orig_x appropriately.
16592 2016-01-11 Tom de Vries <tom@codesourcery.com>
16594 PR tree-optimization/69069
16595 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16597 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16599 PR rtl-optimization/68920
16600 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16601 of conditional moves for RTL if-conversion to 1 for
16602 TARGET_ONE_IF_CONV_INSN.
16603 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16604 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16605 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16606 parameter to restirct number of conditional moves for
16608 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16609 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16612 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16615 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16616 onepart vars. Fix typo in comment. Fix reversed condition in
16618 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16621 * var-tracking.c (dump_onepart_variable_differences): New.
16622 (dataflow_set_different): If a detailed dump is requested,
16623 delay early returns and dump differences between onepart
16624 variables present before and after, and added variables.
16626 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16629 * expr.c (expand_expr_real_1): For boolean vector constants
16630 with a scalar mode use const_scalar_mask_from_tree.
16631 (const_scalar_mask_from_tree): New.
16632 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16633 assigned to a mask type to handle constants.
16635 2016-01-11 Martin Jambor <mjambor@suse.cz>
16638 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16639 useless parameters if we cannot change function signature.
16641 2016-01-11 Martin Jambor <mjambor@suse.cz>
16644 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16647 2016-01-11 Tom de Vries <tom@codesourcery.com>
16649 PR tree-optimization/69109
16650 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16653 2016-01-11 Tom de Vries <tom@codesourcery.com>
16655 PR tree-optimization/69108
16656 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16657 res is not used in a phi.
16659 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16662 * common.opt (frandom-seed): Fix parameter name.
16663 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16665 2016-01-11 Tom de Vries <tom@codesourcery.com>
16667 PR tree-optimization/69058
16668 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16671 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16673 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16674 (mcode-density): Likewise.
16676 2016-01-10 Tom de Vries <tom@codesourcery.com>
16678 PR tree-optimization/69062
16679 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16680 (parallelize_loops): Don't paralelize loop that has phi with address
16683 2016-01-10 Tom de Vries <tom@codesourcery.com>
16685 PR tree-optimization/69039
16686 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16689 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16691 PR middle-end/68743
16692 * match.pd: Require target has function_c99_misc before doing
16693 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16695 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16697 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16699 * configure: Regenerate.
16701 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16703 PR middle-end/50865
16704 PR tree-optimization/69097
16705 * fold-const.h (expr_not_equal_to): New prototype.
16706 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16707 (expr_not_equal_to): New function.
16708 * match.pd (X % -Y is the same as X % Y): Don't optimize
16709 unless X is known not to be equal to minimum or Y is known
16710 not to be equal to -1.
16711 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16712 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16713 (simplify_stmt_using_ranges): Adjust caller.
16714 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16715 substitute_and_fold.
16717 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16719 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16722 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16724 PR tree-optimization/69167
16725 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16726 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16728 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16730 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16731 Richard Biener <rguenther@suse.de>
16733 PR tree-optimization/68707
16734 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16735 instances that can be handled via vect_load_lanes.
16737 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16739 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16740 if we can't determine address equivalence.
16741 * alias.c (compare_base_decl): Update for changed return value of
16742 symtab_node::equal_address_to.
16744 2016-01-08 Jason Merrill <jason@redhat.com>
16748 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16749 * expr.c (store_field): Not here.
16750 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16751 call with TREE_ADDRESSABLE type.
16752 * tree-cfg.c (verify_gimple_call): Adjust.
16754 2016-01-08 Olivier Hainque <hainque@adacore.com>
16756 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16759 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16761 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16762 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16763 (reduc_smin_v2sf): Rename to...
16764 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16765 (reduc_splus_v2sf): Rename to...
16766 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16768 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16770 PR tree-optimization/69162
16771 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16772 valist argument in another argument.
16773 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16774 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16775 to determine the va_list type, build a MEM_REF instead of
16776 build_fold_indirect_ref.
16778 PR tree-optimization/69172
16779 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16782 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16784 PR tree-optimization/67781
16785 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16786 and cmpnop in two steps: first the ones not accessed in original
16787 gimple expression in a endian independent way and then the ones not
16788 accessed in the final result in an endian-specific way.
16790 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16792 PR tree-optimization/69083
16793 * tree-vect-slp.c (vect_get_constant_vectors): For
16794 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16795 element type. If op is fold_convertible_p to vector_type's element
16796 type, use NOP_EXPR instead of VCE.
16798 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16800 PR rtl-optimization/67778
16801 PR rtl-optimization/68634
16802 PR rtl-optimization/68909
16803 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16804 block from the stack until done with it. Remove a superfluous
16805 bitmap set. Remove a superfluous bitmap test.
16807 2016-01-07 Martin Sebor <msebor@redhat.com>
16810 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16811 constraint on the type of arguments.
16813 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16815 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16816 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16817 unaligned_access on the gcc_options set.
16818 * config/arm/arm.c (arm_option_override_internal): Use
16819 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16821 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16824 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16825 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16827 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16830 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16833 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16834 depending on frame_pointer_needed before remaining integer and SSE
16835 registers are saved.
16837 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16840 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16842 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16845 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16846 Use the "xBm" constraint.
16847 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16849 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16850 (sse_cvtsi2ssq<round_name>): Likewise.
16851 (sse_cvtss2si<round_name>): Likewise.
16852 (sse_cvtss2siq<round_name>): Likewise.
16853 (sse2_cvtsi2sdq<round_name>): Likewise.
16854 (sse2_cvtsd2si<round_name>): Likewise.
16855 (sse2_cvtsd2siq<round_name>): Likewise.
16856 * config/i386/subst.md (round_nimm_scalar_predicate): New
16859 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16861 PR middle-end/67639
16862 * varasm.c (make_decl_rtl): Mark invalid register vars as
16865 PR rtl-optimization/66206
16866 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16867 All callers changed.
16869 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16871 PR tree-optimization/69141
16872 * tree-ssa-pre.c: Include langhooks.h.
16873 (eliminate_dom_walker::before_dom_children): Use
16874 lang_hooks.decl_printable_name instead of
16875 cgraph_node::get ()->name ().
16877 PR middle-end/68960
16878 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16879 it and DECL_ALIGN too.
16881 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16883 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16885 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16888 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16889 depending on frame_pointer_needed before remaining integer and SSE
16890 registers are saved.
16892 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16894 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16895 mode iterator with VSX_M2.
16896 (*p9_vecstore_<mode>): Likewise.
16897 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16898 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16899 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16900 (define_split for VSX_LE128 stores): Likewise.
16901 (define_peephole2 for TImode LE swaps): Likewise.
16902 (define_split for VSX_LE128 post-reload stores): Likewise.
16904 2016-01-06 Marek Polacek <polacek@redhat.com>
16907 * convert.c (convert_to_integer_1): Adjust call to
16908 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16909 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16910 EXPR instead of ARG.
16911 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16913 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16916 * doc/extend.texi (RL78 Variable Attributes): New section.
16918 2016-01-05 Marek Polacek <polacek@redhat.com>
16921 * builtins.c (get_memmodel): Use expansion point location rather than
16922 the input location. Call warning_at rather than warning.
16923 (expand_builtin_atomic_compare_exchange): Likewise.
16924 (expand_builtin_atomic_load): Likewise.
16925 (expand_builtin_atomic_store): Likewise.
16926 (expand_builtin_atomic_clear): Likewise.
16928 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16931 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16932 Replace nonimmediate_operand with vector_operand.
16933 * config/i386/predicates.md (vector_operand): New predicate.
16934 (general_vector_operand): Replace nonimmediate_operand with
16936 * config/i386/sse.md: Replace nonimmediate_operand with
16937 vector_operand and m constraint with Bm constraint on SSE
16938 patterns with 16-byte memory operand.
16939 * config/i386/subst.md (round_nimm_predicate): Replace
16940 nonimmediate_operand with vector_operand.
16941 (round_saeonly_nimm_predicate): Likewise.
16942 (round_saeonly_nimm_scalar_predicate): New.
16944 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/constraints.md (Bm): New constraint.
16948 * config/i386/predicates.md (vector_memory_operand): New
16950 * config/i386/sse.md: Replace xm with xBm in plusminus and
16951 any_logic patterns.
16953 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16956 * doc/extend.texi (V850 Function Attributes): New section.
16957 (V850 Variable Attributes): New section.
16959 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16962 * doc/extend.texi (MicroBlaze Function Attributes): Document
16963 interrupt_handler and fast_interrupt attributes.
16965 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16968 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16969 for local symbolic operands.
16970 * config/ia64/predicates.md (local_symbolic_operand64): New
16973 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16975 PR rtl-optimization/68651
16976 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16979 2016-01-05 Nathan Sidwell <nathan@acm.org>
16981 * alias.c (compare_base_decls): Use symtab_node::get.
16983 2016-01-05 Nick Clifton <nickc@redhat.com>
16986 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16987 secondary_reload_info structure.
16990 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16991 decls if weak support is available.
16993 2016-01-04 Martin Sebor <msebor@redhat.com>
16995 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16997 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16999 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17000 OPTION_MASK_P9_DFORM.
17002 * config/rs6000/constraints.md (wo constraint): New constraint for
17005 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17007 (rs6000_init_hard_regno_mode_ok): Likewise.
17009 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17012 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17013 expanders not to have constraints. Add support for ISA 3.0 xxperm
17014 instruction. Add support for fusing xxlor with xxperm.
17015 (altivec_vperm_<mode>_internal): Likewise.
17016 (altivec_vperm_v8hiv16qi): Likewise.
17017 (altivec_vperm_<mode>v16q): Likewise.
17018 (altivec_vperm_<mode>_uns): Likewise.
17019 (vperm_v8hiv4si): Likewise.
17020 (vperm_v16qiv8hi): Likewise.
17022 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17024 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17026 Update copyright years.
17028 * gcc.c (process_command): Update copyright notice dates.
17029 * gcov-dump.c (print_version): Ditto.
17030 * gcov.c (print_version): Ditto.
17031 * gcov-tool.c (print_version): Ditto.
17032 * gengtype.c (create_file): Ditto.
17033 * doc/cpp.texi: Bump @copying's copyright year.
17034 * doc/cppinternals.texi: Ditto.
17035 * doc/gcc.texi: Ditto.
17036 * doc/gccint.texi: Ditto.
17037 * doc/gcov.texi: Ditto.
17038 * doc/install.texi: Ditto.
17039 * doc/invoke.texi: Ditto.
17041 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17043 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17044 modes larger than TImode as TImode if NEON is not enabled.
17046 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17049 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17050 mode for %f0-%f31 only if TARGET_FPU.
17052 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17055 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17056 to compute the PACKED_P predicate.
17057 (function_arg_record_value): Minor tweaks.
17059 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17061 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17062 option for arm*-*-* targets.
17064 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17066 * doc/extend.texi (Common Function Attributes): Move docs for
17067 MSP430-specific attributes to....
17068 (MSP430 Function Attributes): ...here. Delete the redundant
17069 entries and copy-edit the remaining text.
17070 (MSP430 Variable Attributes): Use uniform format for index
17071 entries and add a cross-reference to the corresponding function
17074 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17076 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17078 (x86 Options): Likewise.
17080 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17084 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17085 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17086 to corresponding attribute.
17088 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17090 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17091 to correct alphabetization of table. Copy-edit and correct
17093 <stack_protect>: Likewise.
17094 <target_clones>: Likewise.
17096 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17097 Correct punctuation.
17098 (Code Gen Options) <-fno-plt>: Copy-edit.
17100 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17103 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17104 SI values. Explicitly convert SI to DI and vice-versa.
17106 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17108 PR tree-optimization/69070
17109 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17110 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17113 * ubsan.c (ubsan_instrument_float_cast): Call
17114 initialize_sanitizer_builtins.
17117 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17119 Copyright (C) 2016 Free Software Foundation, Inc.
17121 Copying and distribution of this file, with or without modification,
17122 are permitted in any medium without royalty provided the copyright
17123 notice and this notice are preserved.