1 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4 Return a better case_values_threshold when optimizing.
6 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8 * config/aarch64/aarch64-simd.md (aarch64_combinez):
9 Add ? to integer variant.
10 (aarch64_combinez_be): Likewise.
12 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
15 instead of x constraint.
16 (vcvtps2ph256<mask_name>): Likewise.
18 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19 alternative. Formatting fix.
22 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
24 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
25 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
26 maybe_evex prefix instead of vex.
27 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
28 EXT_REX_SSE_REG_P (op0) case in the splitter.
30 2016-05-25 Jeff Law <law@redhat.com>
32 PR tree-optimization/71272
33 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
34 Update comments. Add test for empty path.
36 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
38 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
39 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
41 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
42 code for ALTIVEC_BUILTIN_VEC_CMPNE.
43 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
44 for __builtin_vec_cmpne.
46 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
48 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
49 redundant test and bail out if the type of the new operand is not
50 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
52 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
55 (x_ix86_target_flags_explicit): Remove.
56 * config/i386/i386.c (ix86_function_specific_save): Do not copy
57 x_ix86_target_flags_explicit.
58 (ix86_function_specific_restore): Ditto.
60 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
61 H.J. Lu <hongjiu.lu@intel.com>
64 * common/config/i386/i386-common.c
65 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
66 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
67 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
68 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
69 (-mgeneral-regs-only): Add new option.
70 * config/i386/i386.c (ix86_option_override_internal): Don't enable
71 x87 instructions if only general registers are allowed.
72 (ix86_target_string): Add ix86_flags argument. Handle additional
73 flags options through ix86_flags argument. Update all callers.
74 * doc/invoke.texi: Document -mgeneral-regs-only.
76 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
78 PR rtl-optimization/66940
79 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
80 decrementing desired_val will not overflow before performing these
83 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
85 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
86 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
87 * config/i386/i386.c (enum ix86_builtins): Add
88 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
89 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
90 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
91 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
92 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
93 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
94 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
95 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
96 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
97 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
98 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
99 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
100 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
101 __builtin_ia32_cvtps2dq512_mask.
102 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
103 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
104 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
106 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
108 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
109 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
111 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
112 (avx512f_vec_pack_sfix_v8df): New define_expand.
113 (avx512f_roundpd512): Rename to ...
114 (avx512f_round<castmode>512): ... this. Change iterator.
115 (avx512f_roundps512_sfix): New define_expand.
116 (round<mode>2_sfix): Change iterator.
118 2016-05-25 Nick Clifton <nickc@redhat.com>
120 * config/msp430/msp430.c (msp430_attr): Produce an error if a
121 static interrupt handler is detected.
122 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
123 default linker script.
124 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
125 the low part of a symbolic pointer.
127 2016-05-25 Richard Biener <rguenther@suse.de>
129 PR tree-optimization/71261
130 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
131 interesting stmt instead of immediate uses when looking
132 for the use operand to replace.
134 2016-05-25 Martin Liska <mliska@suse.cz>
136 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
138 2016-05-25 Richard Biener <rguenther@suse.de>
140 PR tree-optimization/71264
141 * tree-vect-stmts.c (vect_init_vector): Properly deal with
144 2016-05-25 Martin Liska <mliska@suse.cz>
146 PR tree-optimization/71239
147 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
148 if DECL_SIZE is NULL.
150 2016-05-25 Richard Biener <rguenther@suse.de>
152 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
153 * tree-if-conv.c (pass_data_if_conversion): Use it.
155 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
157 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
158 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
159 * varpool.c (varpool_node::get_availability): Likewise.
161 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
163 * config/rs6000/altivec.md (VNEG iterator): New iterator for
164 VNEGW/VNEGD instructions.
165 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
166 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
167 support for ISA 3.0 VNEGW/VNEGD instructions.
169 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
171 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
172 pointers inside OACC_DATA regions.
173 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
174 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
175 (gimplify_adjust_omp_clauses): Fix typo in comment.
177 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
179 * config/rs6000/altivec.md (VParity): New mode iterator for vector
180 parity built-in functions.
181 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
183 (p9v_parity<mode>2): Likewise.
184 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
186 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
187 (parity<mode>2): ISA 3.0 expander for vector parity.
188 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
190 (BU_P9_64BIT_MISC_0): Likewise.
191 (BU_P9_MISC_0): Likewise.
192 (BU_P9V_AV_1): Likewise.
193 (BU_P9V_AV_2): Likewise.
194 (BU_P9V_AV_3): Likewise.
195 (BU_P9V_AV_P): Likewise.
196 (BU_P9V_VSX_1): Likewise.
197 (BU_P9V_OVERLOAD_1): Likewise.
198 (BU_P9V_OVERLOAD_2): Likewise.
199 (BU_P9V_OVERLOAD_3): Likewise.
200 (VCTZB): Add vector count trailing zeros support.
204 (VPRTYBD): Add vector parity support.
207 (VCTZ): Add overloaded vector count trailing zeros support.
208 (VPRTYB): Add overloaded vector parity support.
209 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
210 overloaded vector count trailing zeros and parity instructions.
211 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
212 vector parity support.
213 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
214 trailing zeros support.
215 (vec_cntlz): Likewise.
216 (vec_vctzb): Likewise.
217 (vec_vctzd): Likewise.
218 (vec_vctzh): Likewise.
219 (vec_vctzw): Likewise.
220 (vec_vprtyb): Add ISA 3.0 vector parity support.
221 (vec_vprtybd): Likewise.
222 (vec_vprtybw): Likewise.
223 (vec_vprtybq): Likewise.
224 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
225 the ISA 3.0 vector count trailing zeros and vector parity built-in
228 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
230 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
231 when there is stmt_to_insert.
233 2016-05-24 Martin Sebor <msebor@redhat.com>
236 * gcc/tree.h (complete_or_array_type_p): New inline function.
238 2016-05-24 Jakub Jelinek <jakub@redhat.com>
240 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
241 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
242 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
244 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
245 Limit 1st alternative to noavx isa, split 2nd alternative into one
246 noavx and one avx alternative, use *x and Bm in the former and
247 x and m in the latter.
249 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
250 of sse4 for the first alternative, drop %v from the template
251 and d operand modifier. Split second alternative into one sse4_noavx
252 and one avx alternative, use *x instead of *v in the former and v
253 instead of *v in the latter.
254 (*sse4_1_extractps): Use noavx isa instead of * for the first
255 alternative, drop %v from the template. Split second alternative into
256 one noavx and one avx alternative, use *x instead of *v in the
257 former and v instead of *v in the latter.
258 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
259 with noavx and the last one with avx.
260 (sse4_1_phminposuw): Guard first alternative with noavx isa,
261 split the second one into one noavx and one avx alternative,
262 use *x and Bm in the former and x and m in the latter one.
263 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
266 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
267 first two alternatives to noavx, use *x instead of *v in the second
268 one, add avx alternative without *.
269 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
270 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
271 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
273 2016-05-24 Jeff Law <law@redhat.com>
275 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
276 New function, extracted from...
277 (fsm_find_control_statement_thread_paths): Here. Use the new function.
278 Allow simple copies and constant initializations in the SSA chain.
280 2016-05-24 Marek Polacek <polacek@redhat.com>
283 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
286 2016-05-24 Jakub Jelinek <jakub@redhat.com>
289 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
290 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
291 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
292 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
293 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
295 2016-05-24 Richard Biener <rguenther@suse.de>
297 PR tree-optimization/71240
298 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
301 2016-05-24 Richard Biener <rguenther@suse.de>
303 PR tree-optimization/71230
304 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
306 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
308 * tree-vectorizer.h (vectorizable_comparison): Delete.
309 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
311 * tree-vect-stmts.c (vectorizable_call): Likewise.
312 (vectorizable_simd_clone_call): Likewise.
313 (vectorizable_conversion): Likewise.
314 (vectorizable_assignment): Likewise.
315 (vectorizable_shift): Likewise.
316 (vectorizable_operation): Likewise.
317 (vectorizable_load): Likewise.
318 (vectorizable_condition): Likewise.
319 (vectorizable_store): Likewise. Assert that we don't have
321 (vectorizable_comparison): Make static. Remove redundant
323 (vect_transform_stmt): Assert that we always have an slp_node
326 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
328 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
329 operands[2] against 1 with comparison against CONST1_RTX.
330 (<shift>di3_neon): Likewise.
331 * config/arm/predicates.md (const0_operand): Replace with comparison
334 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
336 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
337 operands[2] against 1 with comparison against CONST1_RTX.
340 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
345 (define_split above *compareqi_eq0): Likewise.
346 (define_split above "prologue"): Likewise.
347 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
348 * config/arm/predicates.md (shift_operator): Likewise.
349 (shift_nomul_operator): Likewise.
350 (sat_shift_operator): Likewise.
351 (thumb1_cmp_operand): Likewise.
352 (const_neon_scalar_shift_amount_operand): Replace manual range
354 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
355 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
357 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
359 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
360 with HOST_WIDE_INT_1.
362 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
363 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
364 (arm_canonicalize_comparison): Likewise.
365 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
367 (thumb1_size_rtx_costs): Likewise.
368 (vfp_const_double_index): Replace cast of 1 to unsigned
369 HOST_WIDE_INT with HOST_WIDE_INT_1U.
370 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
372 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
373 HOST_WIDE_INT with HOST_WIDE_INT_1U.
374 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
375 HOST_WIDE_INT with HOST_WIDE_INT_1.
377 2016-05-24 Marek Polacek <polacek@redhat.com>
379 * tree-cfg.h (should_remove_lhs_p): New predicate.
380 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
381 * gimplify.c (gimplify_modify_expr): Likewise.
382 * tree-cfg.c (verify_gimple_call): Likewise.
383 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
384 * gimple-fold.c: Include "tree-cfg.h".
385 (gimple_fold_call): Use should_remove_lhs_p.
387 2016-05-24 Richard Biener <rguenther@suse.de>
389 PR tree-optimization/71253
390 * cfganal.h (control_dependences): Make robust against edge
392 (control_dependences::control_dependences): Remove edge_list argument.
393 (control_dependences::get_edge): Remove.
394 (control_dependences::get_edge_src): Add.
395 (control_dependences::get_edge_dest): Likewise.
396 (control_dependences::m_el): Make a vector of edge src/dest index.
397 * cfganal.c (control_dependences::find_control_dependence): Adjust.
398 (control_dependences::control_dependences): Likewise.
399 (control_dependences::~control_dependence): Likewise.
400 (control_dependences::get_edge): Remove.
401 (control_dependences::get_edge_src): Add.
402 (control_dependences::get_edge_dest): Likewise.
403 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
405 (perform_tree_ssa_dce): Adjust.
406 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
408 (pass_loop_distribution::execute): Adjust. Do loop destroying
409 conditional on changed.
411 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
414 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
415 return. Reindent transformation comment and mention the ARM state
418 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
421 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
422 after build_and_add_sum creates new use stmt.
424 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
426 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
427 load_lanes/grouped_load classification comes first. Don't check
428 whether the vectorization factor is a multiple of the group size
431 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
433 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
434 GROUP_GAP for single-element interleaving.
435 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
438 2016-05-24 Richard Biener <rguenther@suse.de>
442 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
443 bases which are accessed with non-invariant indices.
444 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
445 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
447 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
450 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
451 (add_to_ops_vec): Add stmt_to_insert.
452 (add_repeat_to_ops_vec): Init stmt_to_insert.
453 (insert_stmt_before_use): New.
454 (transform_add_to_multiply): Remove mult_stmt insertion and add it
456 (get_ops): Init stmt_to_insert.
457 (maybe_optimize_range_tests): Likewise.
458 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
459 (rewrite_expr_tree_parallel): Likewise.
460 (reassociate_bb): Likewise.
462 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
465 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
466 ISA 3.0 xxperm fusion alternative.
467 (altivec_vperm_v8hiv16qi): Likewise.
468 (altivec_vperm_<mode>_uns_internal): Likewise.
469 (vperm_v8hiv4si): Likewise.
470 (vperm_v16qiv8hi): Likewise.
472 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
473 Kelvin Nilsen <kelvin@gcc.gnu.org>
475 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
476 vpermr/xxpermr on ISA 3.0.
477 (altivec_expand_vec_perm_le): Likewise.
478 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
479 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
482 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/i386.h (IS_STACK_MODE): Enable for
485 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
486 SSE_FLOAT_MODE_P macros.
487 * config/i386/i386.c (ix86_preferred_reload_class): Use
488 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
489 Cleanup regclass processing for CONST_DOUBLE_P.
490 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
491 (ix86_rtx_costs): Remove redundant TARGET_80387 check
492 with IS_STACK_MODE macro.
493 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
495 (*movdf_internal): Use IS_STACK_MODE macro.
496 (*movsf_internal): Ditto.
498 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
500 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
501 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
503 2016-05-23 Jeff Law <law@redhat.com>
505 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
507 (fsm_find_control_statement_thread_paths): Call it.
509 2016-05-23 Martin Jambor <mjambor@suse.cz>
512 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
513 from_global_constant if t is not NULL.
515 2016-05-23 Marek Polacek <polacek@redhat.com>
518 * common.opt (Wswitch-unreachable): New option.
519 * doc/invoke.texi: Document -Wswitch-unreachable.
520 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
523 2016-05-23 Bin Cheng <bin.cheng@arm.com>
525 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
526 TMR_INDEX is non-NULL.
528 2016-05-23 Richard Biener <rguenther@suse.de>
530 PR tree-optimization/71230
531 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
532 (try_special_add_to_ops): ... here. Always test for single-use.
534 2016-05-23 Martin Jambor <mjambor@suse.cz>
536 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
537 default block if a PHI node in the original one would be resized.
539 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
541 PR tree-optimization/58135
542 * tree-vect-slp.c: When group size is not multiple
543 of vector size, allow splitting of store group at
546 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
548 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
550 2016-05-22 Jakub Jelinek <jakub@redhat.com>
552 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
553 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
554 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
557 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
558 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
559 v constraint instead of x and vinserti32x4 insn.
561 * config/i386/sse.md (i128vldq): New mode iterator.
562 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
563 avx512dq and avx512vl alternatives.
565 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
566 constraint, use maybe_evex prefix instead of vex.
567 (vec_dupv4sf): Use v constraint instead of x for output
568 operand except for noavx alternative, use Yv constraint
569 instead of x for input. Use maybe_evex prefix instead of vex.
570 (*vec_dupv4si): Likewise.
571 (*vec_dupv2di): Likewise.
573 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
576 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
577 (linearize_expr_tree): Call try_special_add_to_ops.
578 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
580 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
582 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
583 to computed stack_usage.
585 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
588 * config/avr/avr.md (define_expand "mov<mode>"): If the source
589 operand is subreg (symbol_ref) then move the symbol ref to register.
591 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
593 * tree.c (array_at_struct_end_p): Look through MEM_REF.
595 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
598 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
601 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
603 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
604 ranges by calling get_single_symbol and tidy up. Look more closely
605 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
607 2016-05-20 Jeff Law <law@redhat.com>
609 * bitmap.c (bitmap_find_bit): Remove useless test.
611 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
613 * function.c (thread_prologue_and_epilogue_insns): Commit the
614 insertion of the epilogue.
616 2016-05-20 Martin Jambor <mjambor@suse.cz>
618 PR tree-optimization/70884
619 * tree-sra.c (initialize_constant_pool_replacements): Do not check
620 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
621 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
622 of constant pool data as a reason for scalarization.
624 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
626 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
628 (thumb1_expand_prologue): Likewise.
630 2016-05-20 Nathan Sidwell <nathan@acm.org>
632 * config/nvptx/nptx.c (nvptx_option_override): Only set
633 flag_toplevel_reorder, if not explicitly specified. Set
634 flag_no_common, unless explicitly specified.
636 2016-05-20 David Malcolm <dmalcolm@redhat.com>
638 * calls.c (can_implement_as_sibling_call_p): Mark param
639 reg_parm_stack_space with ATTRIBUTE_UNUSED.
641 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
644 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
645 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
647 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
648 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
651 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
653 * config/nvptx/nvptx.md (sincossf3): New pattern.
655 2016-05-20 David Malcolm <dmalcolm@redhat.com>
657 * calls.c (maybe_complain_about_tail_call): New function.
658 (initialize_argument_information): Call
659 maybe_complain_about_tail_call when clearing *may_tailcall.
660 (can_implement_as_sibling_call_p): Call
661 maybe_complain_about_tail_call when returning false.
662 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
663 ensure try_tail_call is set. Call maybe_complain_about_tail_call
664 if tail-call optimization fails.
665 * cfgexpand.c (expand_call_stmt): Initialize
666 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
667 * gimple-pretty-print.c (dump_gimple_call): Dump
668 gimple_call_must_tail_p.
669 * gimple.c (gimple_build_call_from_tree): Call
670 gimple_call_set_must_tail with the value of
671 CALL_EXPR_MUST_TAIL_CALL.
672 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
673 (gimple_call_set_must_tail): New function.
674 (gimple_call_must_tail_p): New function.
675 * print-tree.c (print_node): Update printing of TREE_STATIC
676 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
677 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
678 trailing comment listing applicable flags.
679 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
681 2016-05-20 David Malcolm <dmalcolm@redhat.com>
683 * calls.c (expand_call): Move "Rest of purposes for tail call
684 optimizations to fail" to...
685 (can_implement_as_sibling_call_p): ...this new function, and
686 split into multiple "if" statements.
688 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
690 * cfgloop.h (expected_loop_iterations_unbounded,
691 expected_loop_iterations): Unconstify.
692 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
693 profile with known upper bound; return 3 when profile is absent.
694 (expected_loop_iterations): Update.
696 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
698 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
699 and get_max_loop_iterations_int.
701 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
703 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
704 realistic upper bounds here.
706 2016-05-20 Jakub Jelinek <jakub@redhat.com>
709 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
710 calls if the LHS is variable length or has addressable type.
711 If targets[0]->decl is a noreturn call with void return type and
712 zero arguments, adjust fntype and remove lhs in that case.
714 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
716 PR tree-optimization/71079
717 PR tree-optimization/71206
718 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
720 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
722 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
723 (get_vec_alignment_for_array_decl): Likewise.
724 (get_vec_alignment_for_record_decl): Likewise.
725 (increase_alignment::execute): Move code to find alignment to
726 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
727 (type_align_map): New hash_map.
729 2016-05-20 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/29756
732 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
733 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
734 * fold-const.c (operand_equal_p): Likewise.
735 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
736 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
737 * tree-inline.c (estimate_operator_cost): Likewise.
738 * tree-pretty-print.c (dump_generic_node): Likewise.
739 * tree-ssa-operands.c (get_expr_operands): Likewise.
740 * cfgexpand.c (expand_debug_expr): Likewise.
741 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
742 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
743 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
744 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
745 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
746 (execute_update_addresses_taken): Do it.
748 2016-05-20 Richard Biener <rguenther@suse.de>
750 PR tree-optimization/71185
751 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
754 2016-05-20 Richard Biener <rguenther@suse.de>
756 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
757 gimple_seq_add_seq_without_update.
758 (release_bb_predicate): Assert we have no operands to free.
759 (if_convertible_loop_p_1): Calculate post dominators later.
760 Do not free BB predicates here.
761 (combine_blocks): Do not recompute BB predicates.
762 (version_loop_for_if_conversion): Save BB predicates around
765 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
767 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
768 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
769 code. Ignore sibcalls on EDGE_IGNORE edges.
770 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
771 on edges for sibcalls that run without prologue. The rest of the
772 function is combined from...
773 (fix_fake_fallthrough_edge): ... this, and ...
774 (try_shrink_wrapping): ... a part of this. Remove the bb_with
775 function argument, make it a local variable.
777 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
779 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
780 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
781 for 32-bit mode and SEH for 64-bit.
782 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
783 TARGET_64BIT_DEFAULT.
785 2016-05-19 Ryan Burn <contact@rnburn.com>
787 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
788 * gengtype.c (open_base_files): Add cilk.h to ifiles.
790 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
792 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
793 force pending loads from memory.
795 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
797 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
798 (UNSPEC_DARN_32): New unspec constant.
799 (UNSPEC_DARN_RAW): New unspec constant.
800 (darn_32): New instruction.
801 (darn_raw): New instruction.
802 (darn): New instruction.
803 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
804 support and documentation for this macro.
805 (BU_P9_MISC_1): New macro definition.
806 (BU_P9_64BIT_MISC_0): New macro definition.
807 (BU_P9_MISC_0): New macro definition.
808 (darn_32): New builtin definition.
809 (darn_raw): New builtin definition.
810 (darn): New builtin definition.
811 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
812 RS6000_BUILTIN_0 directives to surround each occurrence of
813 #include "rs6000-builtin.def".
814 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
815 RS6000_BTM_64BIT flags to the returned mask, depending on
817 (def_builtin): Correct an error in the assignments made to the
818 debugging variable attr_string.
819 (rs6000_expand_builtin): Add support for no-operand built-in
821 (builtin_function_type): Remove fatal_error assertion that is no
823 (rs6000_common_init_builtins): Add support for no-operand built-in
825 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
827 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
829 (RS6000_BTM_64BIT): New macro definition.
830 * doc/extend.texi: Document __builtin_darn (void),
831 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
834 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
836 * tree-vect-loop.c (vect_analyze_loop_2): Use also
837 max_loop_iterations_int.
839 2016-05-19 Marek Polacek <polacek@redhat.com>
841 PR tree-optimization/71031
842 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
843 condition and adjust the code a bit.
845 2016-05-19 Martin Liska <mliska@suse.cz>
847 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
848 auto_vec instead of vec.
850 2016-05-19 Martin Liska <mliska@suse.cz>
852 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
854 2016-05-19 Martin Liska <mliska@suse.cz>
856 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
858 2016-05-19 Martin Liska <mliska@suse.cz>
860 * ipa-pure-const.c (set_function_state): Remove an existing
862 (remove_node_data): Do not free it as it's released
863 in set_function_state.
865 2016-05-19 Martin Liska <mliska@suse.cz>
867 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
870 2016-05-19 Martin Liska <mliska@suse.cz>
872 * omp-simd-clone.c (simd_clone_adjust): Release vector.
874 2016-05-19 Martin Liska <mliska@suse.cz>
876 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
877 an auto_vec instead of re-creating it.
879 2016-05-19 Martin Liska <mliska@suse.cz>
881 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
882 auto_vec instead of vec.
884 2016-05-19 Martin Liska <mliska@suse.cz>
886 * lto-section-in.c (lto_get_section_data): Call
887 lto_check_version with additional argument.
888 * lto-streamer.c (lto_check_version): Add new argument.
889 * lto-streamer.h (lto_check_version): Likewise.
891 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
893 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
894 Don't add cost of inner memory when handling sign-extended loads.
896 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
898 PR rtl-optimization/71148
899 * cse.c (cse_main): Free dominance info.
900 (rest_of_handle_cse): Don't free dominance info.
901 (rest_of_handle_cse2): Likewise.
902 (rest_of_handle_cse_after_global_opts): Likewise.
904 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
907 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
908 NULL_TREE early if NEON is not available. Remove now redundant check
909 in ARM_CHECK_BUILTIN_MODE.
911 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
914 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
915 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
916 * doc/cpp.texi: Document new macros.
918 2016-05-19 Bin Cheng <bin.cheng@arm.com>
920 PR tree-optimization/69848
921 * tree-vect-loop.c (vectorizable_reduction): Don't factor
922 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
924 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
926 * function.c (thread_prologue_and_epilogue_insn): Move the
927 "goto epilogue_done" one block later.
929 2016-05-19 Richard Biener <rguenther@suse.de>
931 PR tree-optimization/70729
932 * passes.def: Move LIM pass before PRE. Remove no longer
933 required copyprop and move first DCE out of the loop pipeline.
935 2016-05-18 David Malcolm <dmalcolm@redhat.com>
938 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
939 (OBJS-libcommon-target): ...here.
940 * opts-common.c: Include spellcheck.h.
941 (cmdline_handle_error): Build a vec of valid options and use it
942 to suggest provide hints for misspelled arguments.
944 2016-05-18 Jakub Jelinek <jakub@redhat.com>
947 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
948 lhs if it has TREE_ADDRESSABLE type.
950 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
953 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
954 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
956 2016-05-18 Martin Jambor <mjambor@suse.cz>
959 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
960 input for NOP_EXPR pass-through functions.
961 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
962 aggregate global constant VAR_DECLs in constant jump functions.
964 2016-05-18 Martin Jambor <mjambor@suse.cz>
967 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
968 from TREE_READONLY parameters.
970 2016-05-18 Martin Jambor <mjambor@suse.cz>
973 * cgraph.h (cgraph_indirect_call_info): New field
974 guaranteed_unmodified.
975 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
976 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
978 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
979 pass the parameter value to ipa_find_agg_cst_for_param.
980 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
981 guaranteed_unmodified, store AA results there instead of bailing out
983 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
984 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
985 (find_constructor_constant_at_offset): New function.
986 (ipa_find_agg_cst_from_init): Likewise.
987 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
988 static initializers of contants, report back through a new paameter
989 from_global_constant if that was the case.
990 (try_make_edge_direct_simple_call): Also pass parameter value to
991 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
993 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
994 (ipa_read_indirect_edge_info): Likewise.
995 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
996 (ipa_load_from_parm_agg): Likewise.
998 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1000 PR rtl-optimization/71150
1001 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1004 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1007 * config/rs6000/constraints.md (wE constraint): New constraint
1008 for a vector constant that can be loaded with XXSPLTIB.
1009 (wM constraint): New constraint for a vector constant of a 1's.
1010 (wS constraint): New constraint for a vector constant that can be
1011 loaded with XXSPLTIB and a vector sign extend instruction.
1012 * config/rs6000/predicates.md (xxspltib_constant_split): New
1013 predicates for wE/wS constraints.
1014 (xxspltib_constant_nosplit): Likewise.
1015 (easy_vector_constant): Add support for constants that can be
1016 loaded via XXSPLTIB.
1017 (all_ones_constant): New predicate for vector constant with all
1019 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1020 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1021 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1022 instruction and possibly with a sign extension.
1023 (output_vec_const_move): Add support for XXSPLTIB. If we are
1024 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1025 instead of XXLXOR/XXLORC.
1026 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1028 (rs6000_legitimize_reload_address): Likewise.
1029 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1031 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1032 combine VSX_M and VSX_M2 into one iterator.
1034 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1035 (VSINT_842): Likewise.
1036 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1037 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1038 XXSPLTIB instruction.
1039 (xxspltib_<mode>_nosplit): Likewise.
1040 (xxspltib_<mode>_split): New insn to load up constants with
1041 XXSPLTIB and a sign extend instruction.
1042 (vsx_mov<mode>): Replace single move that handled all vector types
1043 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1044 moves (when -mvsx-timode is in effect) into the main vector
1045 moves. Eliminate separate moves for <VSr> <VSa>, where the
1046 preferred register class (<VSr>) is listed first, and the
1047 secondary register class (<VSa>) is listed second with a '?' to
1048 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1049 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1050 that if the register was involved in a slow operation, the
1051 clear/set operation does not wait for the slow operation to
1052 finish. Adjust the length attributes for 32-bit mode. Use
1053 rs6000_output_move_128bit and drop the use of the string
1054 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1055 spacing so that the alternatives and attributes don't generate
1056 long lines, and put things in columns, so that it is easier to
1057 match up the operands and attributes with the insn alternatives.
1058 (vsx_mov<mode>_64bit): Likewise.
1059 (vsx_mov<mode>_32bit): Likewise.
1060 (vsx_movti_64bit): Fold movti into normal vector moves.
1061 (vsx_movti_32bit): Likewise.
1062 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1064 (vsx_splat_v4si_internal): Likewise.
1065 (vsx_splat_v4sf_internal): Likewise.
1066 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1067 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1068 extend vector elements.
1069 (vsx_sign_extend_hi_<mode>): Likewise.
1070 (vsx_sign_extend_si_v2di): Likewise.
1071 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1073 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1074 constraints. Add trailing period to wL documentation.
1076 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1079 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1080 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1081 * tree-call-cdce.c: Include tree-dfa.h.
1082 (can_guard_call_p): New function, extracted from...
1083 (can_use_internal_fn): ...here.
1084 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1086 (shrink_wrap_one_built_in_call): Likewise.
1087 (use_internal_fn): Likewise.
1088 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1089 and return void. Call replace_abnormal_ssa_names.
1090 (pass_call_cdce::execute): Check can_guard_call_p during the
1091 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1092 will always change something.
1094 2016-05-18 Martin Jambor <mjambor@suse.cz>
1097 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1098 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1100 2016-05-18 Martin Jambor <mjambor@suse.cz>
1103 * ipa-inline.h (condition): New field size.
1104 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1105 for comaprison and store it into the new condition.
1106 (evaluate_conditions_for_known_args): Use condition size to check
1107 access sizes for all but CHANGED conditions.
1108 (unmodified_parm_1): New parameter size_p, store access size into it.
1109 (unmodified_parm): Likewise.
1110 (unmodified_parm_or_parm_agg_item): Likewise.
1111 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1112 (set_cond_stmt_execution_predicate): Extract access sizes and store
1114 (set_switch_stmt_execution_predicate): Likewise.
1115 (will_be_nonconstant_expr_predicate): Likewise.
1116 (will_be_nonconstant_predicate): Likewise.
1117 (inline_read_section): Stream condition size.
1118 (inline_write_summary): Likewise.
1120 2016-05-18 Richard Biener <rguenther@suse.de>
1122 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1123 condition cost to PHI cost instead of total_cost.
1125 2016-05-18 Martin Liska <mliska@suse.cz>
1128 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1131 2016-05-18 Richard Biener <rguenther@suse.de>
1133 * lto-streamer.h (LTO_major_version): Bump to 6.
1135 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1137 * function.c (make_split_prologue_seq, make_prologue_seq,
1138 make_epilogue_seq): New functions, factored out from...
1139 (thread_prologue_and_epilogue_insns): Here.
1141 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1143 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1144 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1145 of before. Add a comment.
1147 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1149 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1150 expression pointer, not pointer to the pointer.
1152 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1154 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1155 (avx2_pbroadcast<mode>): Add another alternative with v instead
1156 of x constraints in it, using <pbroadcast_evex_isa> isa.
1157 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1159 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1160 constraint x instead of v in second alternative, add avx512bw
1163 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1164 constraint x instead of v in second alternative, add avx512bw
1167 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1168 constraint x instead of v in second alternative, add avx512bw
1171 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1172 avx512bw alternative.
1174 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1176 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1178 (define_insn "*andnottf3"): Ditto.
1179 (define_insn "*<code><mode>3"/any_logic): Ditto.
1180 (define_insn "*<code>tf3"/any_logic): Ditto.
1181 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1182 operand to block AVX-512VL insn variant emit when it is not enabled.
1184 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1186 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1187 constraint fot SF mode.
1189 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1190 Kirill Yukhin <kirill.yukhin@intel.com>
1192 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1194 (define_insn "rsqrt14<mode>"): Ditto.
1195 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1196 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1197 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1198 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1199 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1201 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1202 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1203 * config/i386/i386.c (ix86_print_operand): Expand check for size
1204 override codes for Intel syntax.
1206 2016-05-18 Richard Biener <rguenther@suse.de>
1208 PR tree-optimization/71168
1209 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1210 initialization earlier.
1212 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1214 * config/aarch64/aarch64-simd.md
1215 (aarch64_reduc_plus_internal<mode>): Rename to...
1216 (reduc_plus_scal): ...This, and remove previous implementation.
1218 2016-05-18 Richard Biener <rguenther@suse.de>
1220 * passes.def: Put late dse and cd_dce in canonical order.
1222 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1224 * ipa-inline-transform.c (preserve_function_body_p): Look for
1225 first non-thunk clone.
1226 (save_function_body): Save into first non-thunk.
1227 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1229 (lto_output_node): Inline thunks don't need body in every
1231 * lto-streamer-in.c: Do not fixup thunk clones.
1232 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1234 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1237 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1240 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1241 (reassociate_bb): Call transform_add_to_multiply.
1243 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1245 * config/aarch64/aarch64.c (all_extensions): Removed unused
1248 2016-05-17 Nathan Sidwell <nathan@acm.org>
1250 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1251 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1253 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1255 PR tree-optimization/54579
1257 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1259 2016-05-17 Marek Polacek <polacek@redhat.com>
1262 * tree-inline.c (expand_call_inline): Call
1263 maybe_remove_unused_call_args.
1265 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1267 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1268 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1269 * doc/md.texi (fmin@var{m}3): Likewise.
1271 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1273 * match.pd (X & C): New transformation.
1275 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1277 * match.pd (~X & Y): New transformation.
1279 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1281 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1282 information for new SSA_NAME.
1283 (simplify_conversion_using_ranges): Get range through get_range_info
1284 instead of get_value_range.
1286 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1288 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1289 Remove inline assembly.
1290 (vmvn_s16): Likewise.
1291 (vmvn_s32): Likewise.
1292 (vmvn_u8): Likewise.
1293 (vmvn_u16): Likewise.
1294 (vmvn_u32): Likewise.
1295 (vmvnq_s8): Likewise.
1296 (vmvnq_s16): Likewise.
1297 (vmvnq_s32): Likewise.
1298 (vmvnq_u8): Likewise.
1299 (vmvnq_u16): Likewise.
1300 (vmvnq_u32): Likewise.
1301 (vmvn_p8): Likewise.
1302 (vmvnq_p16): Likewise.
1304 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1306 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1308 (vmul_n_s16): Likewise.
1309 (vmul_n_s32): Likewise.
1310 (vmul_n_u16): Likewise.
1311 (vmul_n_u32): Likewise.
1312 (vmulq_n_f32): Likewise.
1313 (vmulq_n_f64): Likewise.
1314 (vmulq_n_s16): Likewise.
1315 (vmulq_n_s32): Likewise.
1316 (vmulq_n_u16): Likewise.
1317 (vmulq_n_u32): Likewise.
1319 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1321 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1322 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1324 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1326 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1327 to *aarch64_fma4_elt_from_dup<mode>.
1328 (*aarch64_fnma4_elt_to_128df): Rename to
1329 *aarch64_fnma4_elt_from_dup<mode>.
1330 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1331 (vfms_n_f32): Likewise.
1332 (vfms_n_f64): Likewise.
1333 (vfmsq_n_f32): Likewise.
1334 (vfmsq_n_f64): Likewise.
1336 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1338 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1340 2016-05-17 Richard Biener <rguenther@suse.de>
1342 PR tree-optimization/71132
1343 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1344 Only add control dependences for blocks in the loop.
1345 (build_rdg): Adjust.
1346 (generate_code_for_partition): Return whether loop should
1347 be destroyed and delay that.
1348 (distribute_loop): Likewise.
1349 (pass_loop_distribution::execute): Record loops to be destroyed
1350 and perform delayed destroying of loops.
1352 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1355 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1357 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1359 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1361 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1364 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1365 insertion point for instructions generated by validize_mem.
1367 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1369 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1372 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1374 * config/aarch64/aarch64.c
1375 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1376 rather than a macro.
1378 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1380 * doc/invoke.texi (AArch64 Options): Various updates.
1382 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1384 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1385 into instrumentation thunks.
1386 * cif-code.def (CIF_CHKP): New.
1388 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1392 2016-05-16 Martin Jambor <mjambor@suse.cz>
1394 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1395 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1397 2016-05-16 Marek Polacek <polacek@redhat.com>
1399 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1402 2016-05-16 Martin Jambor <mjambor@suse.cz>
1405 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1406 the outlined kernel function.
1408 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1410 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1411 (ISA_HAS_DLSA): Ditto.
1413 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1415 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1417 2016-05-16 Nathan Sidwell <nathan@acm.org>
1419 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1420 (nvptx_name_replacement): Restore. Add comment.
1421 (write_fn_proto, write_fn_proto_from_insn,
1422 nvptx_output_call_insn): Restore
1423 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1425 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1427 * config/aarch64/aarch64.md
1428 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1429 (add<mode>3_compareC_imm): Likewise.
1430 (<optab>si3_uxtw): Split into register and immediate variants.
1431 (andsi3_compare0_uxtw): Likewise.
1432 (and<mode>3_compare0): Likewise.
1433 (and<mode>3nr_compare0): Likewise.
1434 (stack_protect_test_<mode>): Don't use %x for memory operands.
1436 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1438 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1440 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1442 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1443 Split integer shifts into shift_reg and bfm.
1444 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1445 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1446 (ror<mode>3_insn): Likewise.
1447 (<optab>si3_insn_uxtw): Likewise.
1448 (<optab><mode>3_insn): Change to rotate_imm.
1449 (extr<mode>5_insn_alt): Likewise.
1450 (extrsi5_insn_uxtw): Likewise.
1451 (extrsi5_insn_uxtw_alt): Likewise.
1453 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1455 * doc/tm.texi: Regenerate.
1456 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1457 (TARGET_INVALID_RETURN_TYPE): Remove.
1458 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1459 TARGET_INVALID_RETURN_TYPE.
1460 * target.def (invalid_parameter_type): Remove.
1461 (invalid_return_type): Remove.
1463 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1465 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1466 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1468 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1470 (preserve_function_body_p): No need to preserve function body
1471 * cif-codes.def (CIF_THUNK): Remove.
1472 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1474 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1476 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1478 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1480 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1483 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1485 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1486 (inline_small_functions): Do not look for function symbol when
1489 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1491 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1494 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1495 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1496 Jiong Wang <jiong.wang@arm.com>
1498 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1499 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1500 Define __ARM_FP16_ARGS when appropriate.
1501 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1503 (arm_invalid_return_type): Likewise.
1504 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1505 (TARGET_INVALID_RETURN_TYPE): Remove.
1506 (aapcs_vfp_sub_candidate): Allow HFmode.
1507 (aapcs_vfp_allocate): Add comment. Support HFmode.
1508 (aapcs_vfp_allocate_return_reg): Likewise.
1509 (struct aapcs_cp_arg_layout): Slightly reword comments for
1510 is_return_candidate and allocate_return_reg.
1511 (output_mov_vfp): Update assert.
1512 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1514 (arm_invalid_parameter_type): Remove.
1515 (amr_invalid_return_type): Remove.
1516 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1517 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1518 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1520 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1522 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1523 * config/aarch64/arch64-protos.h
1524 (aarch64_legitimize_reload_address): Remove.
1525 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1528 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1530 * configure.ac: Add ACX_NONCANONICAL_HOST.
1531 * configure: Regenerate.
1532 * Makefile.in: Set host_noncanonical.
1534 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.md (*movtf_internal): Before register allocation,
1538 do not allow FP constants for CM_MEDIUM memory model, allow only
1539 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1540 (*movxf_internal): Ditto.
1541 (*movdf_internal): Ditto.
1542 (*movsf_internal): Ditto.
1544 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1546 PR rtl-optimization/67483
1547 * combine.c (make_compound_operation): Don't call extract_left_shift
1548 with negative shift amounts.
1550 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1553 * fold-const.c (fold_checksum_tree): Allow modification
1554 of TYPE_ALIAS_SET during folding.
1556 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1557 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1558 (ix86_split_to_parts): Likewise. Fix up formatting.
1560 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1562 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1563 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1566 2016-05-13 Nathan Sidwell <nathan@acm.org>
1568 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1569 (nvptx_name_replacement): Delete.
1570 (write_fn_proto, write_fn_proto_from_insn,
1571 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1572 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1573 * langhooks.c (add_builtin_funcction_common): Call
1574 targetm.mangle_decl_assembler_name.
1576 * config/nvptx/nvptx.c (write_fn_proto): Handle
1577 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1579 2016-05-13 Martin Liska <mliska@suse.cz>
1581 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1582 and PRIu64 in printf format.
1584 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1586 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1589 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1591 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1592 Change --param max-completely-peeled-times to
1593 --param max-completely-peel-times in dump file printing.
1595 2016-05-13 Richard Biener <rguenther@suse.de>
1597 PR tree-optimization/42587
1598 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1599 (find_bswap_or_nop_1): Likewise.
1600 (bswap_replace): Likewise.
1602 2016-05-13 Martin Liska <mliska@suse.cz>
1604 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1605 Initialize a variable with default value.
1607 2016-05-13 Martin Liska <mliska@suse.cz>
1609 * doc/invoke.texi: Enhance explanation of error recovery
1612 2016-05-13 Martin Liska <mliska@suse.cz>
1614 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1615 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1616 (iv_inv_expr_ent *).
1617 (struct iv_inv_expr_ent): Comment struct fields.
1618 (sort_iv_inv_expr_ent): New function.
1619 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1620 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1621 a hash_map between iv_inv_expr_ent and number of usages.
1622 (niter_for_exit): Fix coding style.
1623 (tree_ssa_iv_optimize_init): Use renamed variable.
1624 (determine_base_object): Fix coding style.
1625 (alloc_iv): Likewise.
1626 (find_interesting_uses_outside): Likewise.
1627 (add_candidate_1): Likewise.
1628 (add_standard_iv_candidates): Likewise.
1629 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1630 (prepare_decl_rtl): Fix coding style.
1631 (get_address_cost): Likewise.
1632 (get_shiftadd_cost): Likewise.
1633 (force_expr_to_var_cost): Likewise.
1634 (compare_aff_trees): Likewise.
1635 (get_expr_id): Restructure the function.
1636 (get_loop_invariant_expr_id): Renamed to
1637 get_loop_invariant_expr.
1638 (get_computation_cost_at): Replace usage of inv_expr_id with
1640 (get_computation_cost): Likewise.
1641 (determine_group_iv_cost_generic): Likewise.
1642 (determine_group_iv_cost_address): Likewise.
1643 (iv_period): Fix coding style.
1644 (iv_elimination_compare_lt): Likewise.
1645 (may_eliminate_iv): Likewise.
1646 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1648 (determine_group_iv_costs): Dump invariant expressions.
1649 (iv_ca_recount_cost): Use the newly added hash_map.
1650 (iv_ca_set_remove_invariants): Fix coding style.
1651 (iv_ca_set_add_invariants): Fix coding style.
1652 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1654 (iv_ca_set_cp): Likewise.
1655 (iv_ca_new): Initialize the newly added hash_map and remove
1656 initialization of fields.
1657 (iv_ca_free): Delete the hash_map.
1658 (iv_ca_dump): Dump invariant expressions.
1659 (iv_ca_extend): Fix coding style.
1660 (try_add_cand_for): Likewise.
1661 (create_new_ivs): Dump information about # of avg iterations and
1662 # of used invariant expressions.
1663 (rewrite_use_compare): Fix coding style.
1664 (free_loop_data): Set default value for max_inv_expr_id.
1666 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1668 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1669 returned value cse_cfg_altered computation.
1670 (rest_of_handle_cse2): Likewise.
1671 (rest_of_handle_cse_after_global_opts): Likewise.
1673 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1676 * config/arm/arm.c (arm32_output_mi_thunk): New.
1677 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1678 to split Thumb1 vs TARGET_32BIT functionality.
1679 (arm_thumb1_mi_thunk): New.
1681 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1683 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1686 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1689 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1691 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1693 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1694 (expand_builtin_trap): Emit a regular call.
1695 (set_builtin_user_assembler_name): Remove obsolete cases.
1696 * dse.c (scan_insn): Adjust.
1697 * except.c: Include calls.h.
1698 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1699 emit a regular call to setjmp.
1700 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1701 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1702 (emit_block_move_via_libcall): Delete.
1703 (block_move_fn): Delete.
1704 (init_block_move_fn): Likewise.
1705 (emit_block_move_libcall_fn): Likewise.
1706 (emit_block_op_via_libcall): New function.
1707 (set_storage_via_libcall): Tidy up and use memset builtin.
1708 (block_clear_fn): Delete.
1709 (init_block_clear_fn): Likewise.
1710 (clear_storage_libcall_fn): Likewise.
1711 (expand_assignment): Call emit_block_move_via_libcall.
1712 Do not include gt-expr.h.
1713 * expr.h (emit_block_op_via_libcall): Declare.
1714 (emit_block_copy_via_libcall): New inline function.
1715 (emit_block_move_via_libcall): Likewise.
1716 (emit_block_comp_via_libcall): Likewise.
1717 (block_clear_fn): Delete.
1718 (init_block_move_fn): Likewise.
1719 (init_block_clear_fn): Likewise.
1720 (emit_block_move_via_libcall): Likewise.
1721 (set_storage_via_libcall): Add default parameter value.
1722 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1723 (abort_libfunc): Delete.
1724 (memcpy_libfunc): Likewise.
1725 (memmove_libfunc): Likewise.
1726 (memcmp_libfunc): Likewise.
1727 (memset_libfunc): Likewise.
1728 (setbits_libfunc): Likewise.
1729 (setjmp_libfunc): Likewise.
1730 (longjmp_libfunc): Likewise.
1731 (profile_function_entry_libfunc): Likewise.
1732 (profile_function_exit_libfunc): Likewise.
1733 (gcov_flush_libfunc): Likewise.
1734 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1735 and DECL_VISIBILITY on the declaration.
1736 (init_optabs): Do not initialize obsolete libfuncs.
1737 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1738 * tree-core.h (ECF_RET1): Define.
1739 (ECF_TM_PURE): Adjust.
1740 (ECF_TM_BUILTIN): Likewise.
1741 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1742 (build_common_builtin_nodes): Initialize abort builtin.
1743 Add ECF_RET1 on memcpy, memmove and memset builtins.
1744 Pass final flags for alloca and alloca_with_align builtins.
1745 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1747 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1748 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1749 set_storage_via_libcall and call emit_block_copy_via_libcall.
1751 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1753 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1754 DImode before it is passed to ix86_output_call_operand.
1755 (*call_value_got_x32): Ditto for operand 1.
1757 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1759 PR rtl-optimization/70904
1760 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1761 reload for wide mode.
1763 2016-05-12 Marek Polacek <polacek@redhat.com>
1766 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1767 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1768 * langhooks.h (incomplete_type_error): Likewise.
1769 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1770 parameter, pass it down to incomplete_type_error.
1771 * tree.h (size_in_bytes): New inline overload.
1772 (size_in_bytes_loc): Renamed from size_in_bytes.
1774 2016-05-12 Richard Biener <rguenther@suse.de>
1776 PR tree-optimization/71059
1777 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1778 nary before looking up or entering the expression into the VN
1780 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1781 Make sure to re-use NARYs without result as inserted by
1784 2016-05-12 Richard Biener <rguenther@suse.de>
1786 PR tree-optimization/71062
1787 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1789 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1790 vars_contains_restrict if the var is a restrict tag.
1791 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1792 do not disambiguate pointers against it.
1793 (dump_points_to_solution): Re-structure and adjust for new
1794 vars_contains_restrict flag.
1795 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1797 2016-05-12 Martin Liska <mliska@suse.cz>
1799 * doc/invoke.texi: Explain connection between
1800 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1802 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1804 PR tree-optimization/71006
1805 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1806 consider COND_EXPR as a mask producer.
1808 2016-05-12 Marek Polacek <polacek@redhat.com>
1811 * opts.c (common_handle_option): Detect missing argument for --help^.
1813 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1816 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1817 when popping the PC and within an interrupt handler routine.
1818 Add missing tab to output of "ldmfd".
1819 (output_return_instruction): Output LDMFD with SP update rather
1820 than POP when returning from interrupt handler.
1822 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1824 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1825 TARGET_64BIT && TARGET_AVX512DQ.
1826 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1827 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1828 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1829 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1830 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1831 (*vec_extractv4si_zext): Add avx512dq alternative.
1832 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1833 use v instead of x constraint in other alternatives where possible.
1835 * config/i386/sse.md (sse2_loadld): Use v instead of x
1836 constraint in alternatives 0,1,4.
1838 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1839 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1840 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1843 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1844 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1845 is not emitted unless TARGET_AVX512BW.
1846 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1847 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1848 for the result operand.
1850 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1851 constraint instead of x in avx alternatives. Use maybe_evex instead
1854 * config/i386/constraints.md (Yv): New constraint.
1855 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1856 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1857 * config/i386/i386.md (avx512fvecmode): New mode attr.
1858 (*pushtf): Use v constraint instead of x.
1859 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1860 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1861 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1862 (*absnegtf2_sse): Likewise.
1863 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1864 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1865 avx512f alternatives.
1866 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1868 2016-05-12 Richard Biener <rguenther@suse.de>
1870 PR tree-optimization/71060
1871 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1872 require exact match of DR_BASE_OBJECT but only matching address and
1875 2016-05-12 Richard Biener <rguenther@suse.de>
1877 PR tree-optimization/70986
1878 * cfganal.c: Include cfgloop.h.
1879 (dfs_find_deadend): Prefer to take edges exiting loops.
1881 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1883 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1884 compile and run time.
1886 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1889 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1891 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.c (legitimize_pic_address): Use
1894 copy_to_suggested_reg instead of gen_movsi.
1896 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1898 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1899 the code into quad_address_p and call it to share code with
1900 vsx_quad_dform_memory_operand.
1901 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1903 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1904 bit instead of being a separate word. Split -mpower9-dform into
1905 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1906 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1907 for the register class supporting 128-bit quad word memory offsets.
1908 (mode_supports_vsx_dform_quad): Helper function to return if the
1909 register class uses quad word memory offsets.
1910 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1911 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1912 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1913 instructions are enabled, set up the appropriate addr_masks for
1915 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1916 -mpower9-dform-scalar, instead of -mpower9-dform.
1917 (rs6000_option_override_internal): Split -mpower9-dform into two
1918 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1919 -mpower9-dform switch sets or clears both. If we are not using
1920 the LRA register allocator, do not enable -mpower9-dform-vector by
1921 default. If we are using LRA, enable -mpower9-dform-vector and
1922 -mvsx-timode if it is appropriate. Issue a warning if either
1923 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1925 (quad_address_offset_p): New helper function to return if the
1926 offset is legal for quad word memory instructions.
1927 (quad_address_p): New function to determin if GPR or vector
1928 register quad word memory addresses are legal.
1929 (mem_operand_gpr): Validate quad word address offsets.
1930 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1931 d-form (register + offset) instructions.
1932 (offsettable_ok_by_alignment): Likewise.
1933 (rs6000_legitimate_offset_address_p): Likewise.
1934 (legitimate_lo_sum_address_p): Likewise.
1935 (rs6000_legitimize_address): Likewise.
1936 (rs6000_legitimize_reload_address): Add more debug statements for
1938 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1939 d-form instructions.
1940 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1941 d-form instructions. Distinguish different cases in debug
1942 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1943 d-form instructions.
1944 (rs6000_preferred_reload_class): Likewise.
1945 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1946 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1947 of the ISA 2.06 indexed memory instructions.
1948 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1949 use them to save/restore the saved vector registers instead of
1950 using Altivec instructions.
1951 (rs6000_emit_epilogue): Likewise.
1952 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1953 (rs6000_opt_masks): Split -mpower9-dform into
1954 -mpower9-dform-scalar and -mpower9-dform-vector.
1955 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1957 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1958 ISA 3.0 vector indexed memory instructions, and fold the code into
1959 the normal mov<mode> patterns.
1960 (p9_vecstore_<mode>): Likewise.
1961 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1963 (vsx_movti_64bit): Likewise.
1964 (vsx_movti_32bit): Likewise.
1965 * config/rs6000/constraints.md (wO constraint): New constraint for
1966 ISA 3.0 vector d-form support.
1967 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1968 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1969 include -mpower9-dform-vector until we switch over to LRA.
1970 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1971 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1972 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1973 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1974 for -mpower9-dform and -mlra.
1975 * doc/md.texi (wO constraint): Document wO constraint.
1977 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1979 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1980 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1981 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1982 Move handling of non-insn arguments inline into the sole user:
1983 (output_trans_func): ...here.
1984 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1985 in emitted function prototype.
1986 (output_internal_insn_latency_func): Ditto. Simplify.
1987 (output_internal_maximal_insn_latency_func): Ditto. Delete
1988 always-unused argument.
1989 (output_insn_latency_func): Ditto.
1990 (output_maximal_insn_latency_func): Ditto.
1992 2016-05-11 Richard Biener <rguenther@suse.de>
1994 PR tree-optimization/71055
1995 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1996 sth with precision not equal to access size verify we don't chop
1999 2016-05-11 Richard Biener <rguenther@suse.de>
2002 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2003 (dwarf2out_finish): Move retry_incomplete_types call ...
2004 (dwarf2out_early_finish): ... here.
2006 2016-05-11 Richard Biener <rguenther@suse.de>
2009 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2010 if the langhook insists on it.
2011 * fold-const.c (make_bit_field_ref): Add arg for the original
2012 reference and preserve its alias-set.
2013 (decode_field_reference): Take exp by reference and adjust it
2014 to the original memory reference.
2015 (optimize_bit_field_compare): Adjust callers.
2016 (fold_truth_andor_1): Likewise.
2017 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2019 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2022 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2023 * cfgrtl.c (delete_insn_and_edges): Likewise.
2024 * config/i386/i386.c (convert_scalars_to_vector): Remove
2026 * cse.c (cse_insn): Compute cse_cfg_altered.
2027 (delete_trivially_dead_insns): Likewise.
2028 (cse_cc_succs): Likewise.
2029 (rest_of_handle_cse): Free dominance info if required.
2030 (rest_of_handle_cse2): Likewise.
2031 (rest_of_handle_cse_after_global_opts): Likewise.
2033 2016-05-11 Alan Modra <amodra@gmail.com>
2035 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2036 abi_v4_pass_in_fpr): New functions.
2037 (rs6000_function_arg_boundary): Exclude complex IBM long double
2038 from 64-bit alignment when ABI_V4.
2039 (rs6000_function_arg, rs6000_function_arg_advance_1,
2040 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2042 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2044 PR rtl-optimization/71028
2045 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2046 jump with just a return in the fallthrough block if the branch
2047 block contains just a return as well.
2049 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2051 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2052 * match.pd ((X & Y) ^ Y): ... this.
2053 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2054 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2056 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2058 * read-md.c (require_char_ws): New function.
2059 (read_string): Simplify using require_char_ws.
2060 (handle_constants): Likewise.
2061 (handle_enum): Likewise.
2062 (handle_file): Likewise.
2063 * read-md.h (require_char_ws): New declaration.
2064 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2065 (read_mapping): Likewise.
2066 (read_rtx_code): Likewise.
2067 (read_nested_rtx): Likewise.
2069 2016-05-10 James Norris <jnorris@codesourcery.com>
2071 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2072 if offloading is enabled and -fopenacc or -fopenmp is specified.
2073 (CRTOFFLOADEND): Likewise.
2074 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2075 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2077 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2080 gotoff_operand code paths. Use copy_to_suggested_regs and
2081 expand_simple_binop where appropriate. Cleanup.
2083 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2086 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2088 (dimode_scalar_chain::vector_const_cost): New.
2089 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2090 (dimode_scalar_chain::convert_op): Likewise.
2091 (dimode_scalar_chain::convert_insn): Likewise.
2093 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2095 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2096 unary operation, not a binary one.
2098 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2101 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2102 calls with type casted fndecl.
2104 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2106 PR tree-optimization/70786
2107 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2108 * calls.c (initialize_argument_information): Bind bounds
2109 with corresponding args passed by reference.
2111 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2114 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2115 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2116 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2119 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2122 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2123 code for a zero scale factor.
2124 (vsx_xvcvdpuxds_scale): Likewise.
2126 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2128 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2129 if show_ruler_p was set on the context.
2130 (layout::show_ruler): New method.
2131 * diagnostic.h (struct diagnostic_context): Add field
2134 2016-05-10 Richard Biener <rguenther@suse.de>
2136 PR tree-optimization/71039
2137 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2138 (chk_uses): New function.
2139 (propagate_with_phi): Verify we can safely replicate the lhs of an
2140 aggregate assignment on all incoming edges.
2142 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2144 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2146 (rx_atomic_sequence): New class.
2147 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2148 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2150 (rx_atomic_sequence::rx_atomic_sequence,
2151 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2152 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2153 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2154 CTRLREG_INTB): New constants.
2155 (FETCHOP): New code iterator.
2156 (fethcop_name, fetchop_name2): New iterator code attributes.
2157 (QIHI): New mode iterator.
2158 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2159 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2160 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2162 2016-05-10 Martin Liska <mliska@suse.cz>
2164 * tree-inline.c (remap_dependence_clique): Do not remap
2165 debugging statements.
2167 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2169 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2170 ("*fixuns_truncdfdi2_z13")
2171 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2172 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2173 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2175 2016-05-10 Richard Biener <rguenther@suse.de>
2177 PR tree-optimization/70497
2178 PR tree-optimization/28367
2179 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2181 (visit_reference_op_load): ... here.
2182 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2183 with simplified BIT_FIELD_REFs.
2184 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2185 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2188 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2190 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2191 documentation comment. For BLOCK nodes, add a
2192 DW_AT_abstract_origin attribute that points to the DIE generated
2193 for the origin BLOCK.
2194 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2195 blocks from inlined functions.
2197 2016-05-10 Alan Modra <amodra@gmail.com>
2200 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2201 regrename modifying insns saving lr before __morestack call.
2202 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2203 insns restoring lr after __morestack call.
2205 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2207 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2208 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2210 * config/i386/sse.md (vec_interleave_high<mode>,
2211 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2212 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2214 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2216 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2217 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2218 parallel reassociation for power8 and forward.
2220 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/i386.md (absneg splitters with general regs): Use
2223 general_reg_operand predicate.
2224 (btsq peephole2): Use x86_64_immediate_operand to check if new
2225 value is suitable for immediate operand. Generate emitted insn
2226 using RTL expressions.
2227 (btcq peephole2): Ditto.
2228 (btrq peephole2): Ditto. Generate correct immediate operand
2231 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2233 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2236 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2238 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2239 pointer dereference.
2241 2016-05-09 Richard Biener <rguenther@suse.de>
2243 PR tree-optimization/70985
2244 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2245 op0 isn't a gimple register.
2247 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2249 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2250 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2251 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2252 (i6400_fpu_mult): New cpu units.
2253 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2254 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2255 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2256 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2257 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2258 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2259 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2260 (i6400_msa_long_float4, i6400_msa_long_float5)
2261 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2262 (i6400_msa_fdiv_sf): New reservations.
2263 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2264 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2265 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2266 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2267 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2268 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2269 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2270 (msa_short_store4, msa_long_load, msa_short_store)
2271 (msa_long_logic, msa_long_float2, msa_long_float4)
2272 (msa_long_float5, msa_long_float8, msa_long_mult)
2273 (msa_long_fdiv, msa_long_div): New reservations.
2275 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2276 Sameera Deshpande <sameera.deshpande@imgtec.com>
2277 Matthew Fortune <matthew.fortune@imgtec.com>
2278 Graham Stott <graham.stott@imgtec.com>
2279 Chao-ying Fu <chao-ying.fu@imgtec.com>
2281 * config.gcc: Add MSA header file for mips*-*-* target.
2282 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2283 (Ubv8i, Urv8): New constraints.
2284 * config/mips/mips-ftypes.def: Add function types for MSA
2286 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2287 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2288 * config/mips/mips-msa.md: New file.
2289 * config/mips/mips-protos.h
2290 (mips_split_128bit_const_insns): New prototype.
2291 (mips_msa_idiv_insns): Likewise.
2292 (mips_split_128bit_move): Likewise.
2293 (mips_split_128bit_move_p): Likewise.
2294 (mips_split_msa_copy_d): Likewise.
2295 (mips_split_msa_insert_d): Likewise.
2296 (mips_split_msa_fill_d): Likewise.
2297 (mips_expand_msa_branch): Likewise.
2298 (mips_const_vector_same_val_p): Likewise.
2299 (mips_const_vector_same_bytes_p): Likewise.
2300 (mips_const_vector_same_int_p): Likewise.
2301 (mips_const_vector_shuffle_set_p): Likewise.
2302 (mips_const_vector_bitimm_set_p): Likewise.
2303 (mips_const_vector_bitimm_clr_p): Likewise.
2304 (mips_msa_vec_parallel_const_half): Likewise.
2305 (mips_msa_output_division): Likewise.
2306 (mips_ldst_scaled_shift): Likewise.
2307 (mips_expand_vec_cond_expr): Likewise.
2308 * config/mips/mips.c (enum mips_builtin_type): Add
2309 MIPS_BUILTIN_MSA_TEST_BRANCH.
2310 (mips_gen_const_int_vector_shuffle): New prototype.
2311 (mips_const_vector_bitimm_set_p): New function.
2312 (mips_const_vector_bitimm_clr_p): Likewise.
2313 (mips_const_vector_same_val_p): Likewise.
2314 (mips_const_vector_same_bytes_p): Likewise.
2315 (mips_const_vector_same_int_p): Likewise.
2316 (mips_const_vector_shuffle_set_p): Likewise.
2317 (mips_symbol_insns): Forbid loading symbols via immediate for
2319 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2321 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2323 (mips_lx_address_p): Add support load indexed address for MSA.
2324 (mips_address_insns): Add calculation of instructions needed for
2325 stores and loads for MSA.
2326 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2327 CONST_VECTOR for MSA and let it fall through.
2328 (mips_ldst_scaled_shift): New function.
2329 (mips_subword_at_byte): Likewise.
2330 (mips_msa_idiv_insns): Likewise.
2331 (mips_legitimize_move): Validate MSA moves.
2332 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2333 calculation of costs for MSA division.
2334 (mips_split_move_p): Check if MSA moves need splitting.
2335 (mips_split_move): Split MSA moves if necessary.
2336 (mips_split_128bit_move_p): New function.
2337 (mips_split_128bit_move): Likewise.
2338 (mips_split_msa_copy_d): Likewise.
2339 (mips_split_msa_insert_d): Likewise.
2340 (mips_split_msa_fill_d): Likewise.
2341 (mips_output_move): Handle MSA moves.
2342 (mips_expand_msa_branch): New function.
2343 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2344 Reinstate 'y' modifier.
2345 (mips_file_start): Add MSA .gnu_attribute.
2346 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2348 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2349 (mips_class_max_nregs): Add register size for MSA supported mode.
2350 (mips_cannot_change_mode_class): Allow conversion between MSA
2351 vector modes and TImode.
2352 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2354 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2355 (mips_preferred_simd_mode): Add preffered modes for MSA.
2356 (mips_vector_mode_supported_p): Add MSA supported modes.
2357 (mips_autovectorize_vector_sizes): New function.
2358 (mips_msa_output_division): Likewise.
2359 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2360 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2361 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2362 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2363 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2364 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2365 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2366 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2367 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2368 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2369 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2370 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2371 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2372 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2373 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2374 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2375 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2376 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2377 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2378 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2379 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2380 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2381 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2382 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2383 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2384 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2385 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2386 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2387 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2388 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2389 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2390 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2391 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2392 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2393 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2394 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2395 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2396 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2397 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2398 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2399 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2400 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2401 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2402 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2403 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2404 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2405 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2406 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2407 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2408 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2409 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2410 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2411 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2412 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2413 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2414 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2415 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2416 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2417 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2418 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2419 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2420 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2421 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2422 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2423 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2424 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2425 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2426 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2427 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2428 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2429 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2430 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2431 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2432 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2433 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2434 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2435 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2436 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2437 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2438 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2439 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2440 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2441 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2442 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2443 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2444 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2445 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2446 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2447 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2448 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2449 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2450 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2451 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2452 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2453 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2454 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2455 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2456 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2457 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2458 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2459 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2460 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2461 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2462 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2463 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2464 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2465 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2466 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2467 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2468 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2469 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2470 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2471 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2472 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2473 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2474 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2475 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2476 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2477 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2478 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2479 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2480 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2481 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2482 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2483 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2484 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2485 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2486 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2487 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2488 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2489 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2490 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2491 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2492 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2493 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2494 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2495 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2496 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2497 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2498 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2499 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2500 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2501 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2502 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2503 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2504 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2505 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2506 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2507 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2508 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2509 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2511 (mips_get_builtin_decl_index): New array.
2512 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2513 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2514 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2515 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2516 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2518 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2520 (mips_expand_builtin_insn): Prepare operands for
2521 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2522 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2523 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2524 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2525 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2526 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2527 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2528 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2529 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2530 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2531 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2532 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2533 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2534 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2535 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2536 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2537 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2538 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2539 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2540 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2541 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2542 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2543 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2544 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2545 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2546 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2547 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2548 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2549 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2550 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2551 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2552 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2553 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2554 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2555 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2556 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2557 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2558 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2559 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2560 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2561 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2562 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2563 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2564 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2565 These are set implicitly and an error is reported if overridden.
2566 (mips_expand_builtin_msa_test_branch): New function.
2567 (mips_expand_msa_shuffle): Likewise.
2568 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2569 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2570 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2571 (mips_expand_vec_unpack): Add support for MSA.
2572 (mips_expand_vector_init): Likewise.
2573 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2574 instead of const0_rtx.
2575 (mips_msa_vec_parallel_const_half): New function.
2576 (mips_gen_const_int_vector): Likewise.
2577 (mips_gen_const_int_vector_shuffle): Likewise.
2578 (mips_expand_msa_cmp): Likewise.
2579 (mips_expand_vec_cond_expr): Likewise.
2580 * config/mips/mips.h
2581 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2582 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2584 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2585 (ISA_HAS_MSA): New macro.
2586 (UNITS_PER_MSA_REG): Likewise.
2587 (BITS_PER_MSA_REG): Likewise.
2588 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2589 (MSA_REG_FIRST): New macro.
2590 (MSA_REG_LAST): Likewise.
2591 (MSA_REG_NUM): Likewise.
2592 (MSA_REG_P): Likewise.
2593 (MSA_REG_RTX_P): Likewise.
2594 (MSA_SUPPORTED_MODE_P): Likewise.
2595 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2596 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2597 * config/mips/mips.md: Include mips-msa.md.
2598 (alu_type): Add simd_add.
2599 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2600 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2601 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2602 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2603 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2604 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2605 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2606 simd_move, simd_load, simd_store. Choose "multi" for moves
2608 (qword_mode): New attribute.
2609 (insn_count): Add instruction count for quad moves.
2610 Increase the count for MIPS SIMD division.
2611 (UNITMODE): Add UNITMODEs for vector types.
2612 (addsub): New code iterator.
2613 * config/mips/mips.opt (mmsa): New option.
2614 * config/mips/msa.h: New file.
2615 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2617 * config/mips/mti-linux.h: Likewise.
2618 * config/mips/predicates.md
2619 (const_msa_branch_operand): New constraint.
2620 (const_uimm3_operand): Likewise.
2621 (const_uimm4_operand): Likewise.
2622 (const_uimm5_operand): Likewise.
2623 (const_uimm8_operand): Likewise.
2624 (const_imm5_operand): Likewise.
2625 (aq10b_operand): Likewise.
2626 (aq10h_operand): Likewise.
2627 (aq10w_operand): Likewise.
2628 (aq10d_operand): Likewise.
2629 (const_m1_operand): Likewise.
2630 (reg_or_m1_operand): Likewise.
2631 (const_exp_2_operand): Likewise.
2632 (const_exp_4_operand): Likewise.
2633 (const_exp_8_operand): Likewise.
2634 (const_exp_16_operand): Likewise.
2635 (const_vector_same_val_operand): Likewise.
2636 (const_vector_same_simm5_operand): Likewise.
2637 (const_vector_same_uimm5_operand): Likewise.
2638 (const_vector_same_uimm6_operand): Likewise.
2639 (const_vector_same_uimm8_operand): Likewise.
2640 (par_const_vector_shf_set_operand): Likewise.
2641 (reg_or_vector_same_val_operand): Likewise.
2642 (reg_or_vector_same_simm5_operand): Likewise.
2643 (reg_or_vector_same_uimm6_operand): Likewise.
2644 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2646 * doc/invoke.texi (-mmsa): Document new option.
2648 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2650 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2651 * configure: Regenerate.
2652 * config.in: Regenerate.
2653 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2655 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2656 (ENDFILE_VTV_SPEC): Define.
2658 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2660 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2661 registers in all interrupt handlers if necessary.
2662 (rl78_option_override): Add warning.
2663 (MUST_SAVE_MDUC_REGISTERS): New macro.
2664 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2665 * config/rl78/rl78.c (check_mduc_usage): New function.
2666 (mduc_regs): New structure to hold MDUC register data.
2667 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2668 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2669 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2670 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2671 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2672 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2674 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2676 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2677 (tree-ssa-loop-niter.h): Ditto.
2678 (idx_within_array_bound, ref_within_array_bound): New functions.
2679 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2680 Factor out check on writable base object to ...
2681 (base_object_writable): ... here.
2683 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2685 * config/arm/arm.md (probe_stack): Add modes to set source
2688 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2690 * regrename.c (base_reg_class_for_rename): New static function.
2691 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2693 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2695 * cgraph.c (thunk_adjust): Export.
2696 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2697 * cgraphunit.c (thunk_adjust): Export.
2698 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2700 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2702 * tree-inline.c (expand_call_inline): Expand thunks inline.
2704 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2708 (*sse2_vd_cvtss2sd): Ditto.
2709 * config/i386/i386.md
2710 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2711 Generate *sse2_vd_cvtsd2ss pattern.
2712 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2713 Generate *sse2_vd_cvtss2sd pattern.
2715 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2717 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2718 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2721 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2723 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2724 * config/sh/sh.c: Define and declare variables on first use throughout
2726 (current_function_interrupt): Change to bool type.
2727 (frame_insn): Rename to emit_frame_insn and update users.
2728 (push_regs): Use bool for 'interrupt_handler' argument.
2729 (save_schedule_s): Remove.
2730 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2731 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2732 targetm.asm_out.unaligned_op.di.
2733 (gen_far_branch): Remove redundant forward declaration.
2734 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2735 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2736 (sh_set_return_address, sh_function_ok_for_sibcall,
2737 scavenge_reg): Update comments.
2738 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2739 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2740 (sh_attr_renesas_p): Remove unnecessary parentheses.
2741 (branch_dest): Simplify.
2742 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2743 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2744 (CUMULATIVE_ARGS): Change macro to typedef.
2745 (current_function_interrupt): Change to bool type.
2746 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2747 Surround with __cplusplus ifdef.
2748 (sh_compare_op0, sh_compare_op1): Remove.
2749 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2751 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2753 * config/arm/arm.md: (arch): Add neon.
2754 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2755 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2756 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2757 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2758 attributes for alt renumbering. Mark alt 3 as non-predicable.
2759 (thumb2_movdf_vfp): Likewise.
2761 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2764 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2765 (*andqi_1): Add preferred_for_speed attribute to disparage
2766 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2767 (*<code>qi_1): Ditto.
2768 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2769 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2770 (*ashlqi3_1): Ditto.
2771 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2772 Add preferred_for_size attribute to disparage alternative 0 and
2773 preferred_for_speed attribute to disparage alternative 1 for
2774 TARGET_PARTIAL_REG_STALL targets.
2776 2016-05-07 Tom de Vries <tom@codesourcery.com>
2778 PR tree-optimization/70956
2779 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2782 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2784 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2785 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2786 * config/sh/sh.md (branch_zero): Remove define_attr.
2787 (define_delay): Disable delay slot if branch distance is one insn.
2789 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2791 * config/i386/i386.md (LEAMODE): New mode attribute.
2792 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2793 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2794 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2795 operand 2 predicate.
2796 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2797 (*lea<mode>_general_3): Ditto.
2798 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2800 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2802 * genmddump.c (main): Convert argv from char ** to const char **.
2804 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2806 * coretypes.h (OVERRIDE): New macro.
2809 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2811 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2812 allow coalescing if the types are compatible.
2814 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2816 * pass_manager.h (pass_manager::register_pass_name): New method.
2817 (pass_manager::get_pass_by_name): New method.
2818 (pass_manager::create_pass_tab): New method.
2819 (pass_manager::m_name_to_pass_map): New field.
2820 * passes.c (name_to_pass_map): Delete global in favor of field
2821 "m_name_to_pass_map" of pass_manager.
2822 (register_pass_name): Rename from a function to...
2823 (pass_manager::register_pass_name): ...this method, updating
2824 for renaming of global "name_to_pass_map" to field
2825 "m_name_to_pass_map".
2826 (create_pass_tab): Rename from a function to...
2827 (pass_manager::create_pass_tab): ...this method, updating
2828 for renaming of global "name_to_pass_map" to field.
2829 (get_pass_by_name): Rename from a function to...
2830 (pass_manager::get_pass_by_name): ...this method.
2831 (enable_disable_pass): Convert use of get_pass_by_name to
2832 a method call, locating the pass_manager singleton.
2834 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2836 * genattr-common.c (main): Convert argv from char ** to const char **.
2837 * genattr.c (main): Likewise.
2838 * genattrtab.c (main): Likewise.
2839 * genautomata.c (initiate_automaton_gen): Likewise.
2841 * gencodes.c (main): Likewise.
2842 * genconditions.c (main): Likewise.
2843 * genconfig.c (main): Likewise.
2844 * genconstants.c (main): Likewise.
2845 * genemit.c (main): Likewise.
2846 * genenums.c (main): Likewise.
2847 * genextract.c (main): Likewise.
2848 * genflags.c (main): Likewise.
2849 * genmddeps.c (main): Likewise.
2850 * genopinit.c (main): Likewise.
2851 * genoutput.c (main): Likewise.
2852 * genpeep.c (main): Likewise.
2853 * genpreds.c (main): Likewise.
2854 * genrecog.c (main): Likewise.
2855 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2856 (init_rtx_reader_args): Likewise.
2857 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2858 (init_rtx_reader_args): Likewise.
2859 * gentarget-def.c (main): Likewise.
2860 * read-md.c (read_md_files): Likewise.
2861 * read-md.h (read_md_files): Likewise.
2863 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2866 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2867 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2868 Remove unused predicate.
2869 (register_and_not_fp_reg_operand): Ditto.
2871 2016-05-06 Martin Liska <mliska@suse.cz>
2873 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2874 instead of vec as the vector is local to the function.
2876 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2878 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2879 avx512bw alternative.
2881 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2882 before the ashr<mode>3 pattern.
2884 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2885 v instead of x in vex or maybe_vex alternatives, use
2886 maybe_evex instead of vex in prefix.
2888 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2889 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2890 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2891 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2894 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2895 v instead of x in vex or maybe_vex alternatives, use
2896 maybe_evex instead of vex in prefix.
2898 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2899 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2900 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2901 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2902 alternatives, use maybe_evex instead of vex in prefix.
2904 * config/i386/sse.md (vec_interleave_lowv4sf,
2905 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2906 v instead of x in vex or maybe_vex alternatives, use
2907 maybe_evex instead of vex in prefix.
2909 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2910 v instead of x in vex or maybe_vex alternatives, use
2911 maybe_evex instead of vex in prefix.
2913 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2914 v constraint instead of x.
2916 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2918 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2919 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2922 2016-05-06 Richard Biener <rguenther@suse.de>
2924 PR tree-optimization/70948
2925 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2926 Properly clobber all fields of va_list for __builtin_va_start.
2928 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2931 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2932 loop latch destination.
2934 2016-05-06 Martin Liska <mliska@suse.cz>
2936 * tree-ssa-uninit.c: Apply manual changes
2937 to the GNU coding style.
2938 (prune_uninit_phi_opnds): Rename from
2939 prune_uninit_phi_opnds_in_unrealizable_paths.
2941 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2943 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2944 mspace): Remove deprecated options.
2945 * doc/invoke.texi (SH options): Remove -mspace.
2947 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2949 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2951 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2953 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2954 corresponding combine split pattern.
2956 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2959 * config/sh/predicates.md (long_displacement_mem_operand): New.
2960 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2961 Add movi20, movi20s alternatives. Adjust length attribute for
2963 (movsi_ie): Allow for any FPU. Adjust length attribute for
2965 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2966 attribute for alternatives.
2967 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2968 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2969 length attribute for alternatives.
2971 2016-05-06 Richard Biener <rguenther@suse.de>
2973 PR tree-optimization/70960
2974 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2976 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2979 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2980 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2982 2016-05-06 Marek Polacek <polacek@redhat.com>
2985 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2987 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2990 * config/sh/sh.md (*rotcr): Add another variant.
2992 2016-05-06 Richard Biener <rguenther@suse.de>
2995 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2997 2016-05-06 Richard Biener <rguenther@suse.de>
3000 * fold-const.c (split_tree): Always convert to the original type
3003 2016-05-06 Richard Biener <rguenther@suse.de>
3005 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3006 (fwprop_addr): Likewise.
3008 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3013 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3014 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3015 the splitter condition.
3016 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3017 the splitter condition.
3018 (FP float_extend load splitter): Ditto.
3020 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3023 to REGNO in all peephole2 patterns.
3024 (post-reload splitters): Change true_regnum to REGNO in
3025 post-reload splitters.
3026 (zero_extend splitters): Use general_reg_operand and
3027 nonimmediate_gr_operand predicates.
3029 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3031 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3032 v constraint instead of x.
3034 2016-05-05 Alan Modra <amodra@gmail.com>
3037 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3038 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3039 TARGET_NO_FP_IN_TOC for -mrelocatable.
3040 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3041 TARGET_RELOCATABLE test.
3042 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3043 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3044 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3045 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3046 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3047 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3048 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3049 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3050 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3051 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3053 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3054 (rs6000_stack_info): Likewise.
3055 (rs6000_elf_asm_out_constructor): Likewise.
3056 (rs6000_elf_asm_out_destructor): Likewise.
3057 (rs6000_elf_declare_function_name): Likewise.
3058 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3059 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3062 2016-05-05 Alan Modra <amodra@gmail.com>
3064 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3066 2016-05-05 Alan Modra <amodra@gmail.com>
3068 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3069 out-of-line gpr restore for one or two regs if that would add
3072 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md
3076 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3077 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3078 as operand 0 predicate.
3079 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3081 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3082 Ditto. Emit the pattern using RTX.
3084 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3085 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3086 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3087 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3089 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3090 sse_reg_operand as operand 0 predicate.
3092 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3093 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3094 instead of gen_rtx_REG.
3095 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3098 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3100 * function.c (emit_use_return_register_into_block): Delete.
3101 (gen_return_pattern): Delete.
3102 (emit_return_into_block): Delete.
3103 (active_insn_between): Delete.
3104 (convert_jumps_to_returns): Delete.
3105 (emit_return_for_exit): Delete.
3106 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3107 simple_return for shrink-wrapped blocks.
3108 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3109 end of blocks that need one.
3110 (get_unconverted_simple_return): Delete.
3111 (convert_to_simple_return): Delete.
3112 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3113 (convert_to_simple_return): Ditto.
3115 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3117 * cfgcleanup.c (bb_is_just_return): New function.
3118 (try_optimize_cfg): Simplify jumps to return, branches to return,
3119 and branches around return.
3121 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3123 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3126 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3130 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3131 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3132 assert flags & OEP_HASH_CHECK, instead of asserting it
3133 never happens. Handle TARGET_EXPR.
3134 * fold-const.c (operand_equal_p): For hash verification,
3135 or in OEP_HASH_CHECK into flags.
3137 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3139 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3141 (compute_samebase_partition_bases): Fix typo.
3143 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3145 * config/i386/sse.md (vec_interleave_highv8sf,
3146 vec_interleave_lowv8sf, vec_interleave_highv4df,
3147 vec_interleave_lowv4df): Remove constraints from expanders.
3149 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3151 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3153 * tree-inline.c (expand_call_inline): Fix path dealing with
3154 making lhs of call statement undefined.
3156 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3158 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3159 Check availability on NODE, too.
3160 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3161 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3162 (varpool_node::call_for_symbol_and_aliase): Likewise.
3163 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3164 (propagate_pure_const): Propagate across interposable functions, too.
3165 (skip_function_for_local_pure_const): Do not skip interposable bodies
3167 (pass_local_pure_const::execute): Update.
3169 2016-05-04 Marek Polacek <polacek@redhat.com>
3171 * doc/invoke.texi: Document -Wdangling-else.
3173 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3175 * config.gcc: Error out when conflicting multilib is detected. Do not
3176 loop over multilibs since no combination is legal.
3178 2016-05-04 Alan Modra <amodra@gmail.com>
3180 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3181 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3182 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3185 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3187 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3188 Clean up p5600 comments.
3190 2016-05-04 Richard Biener <rguenther@suse.de>
3192 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3193 constructor simplifications.
3194 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3196 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3198 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3199 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3200 result.set_rtx is null instead of aborting.
3201 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3203 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3204 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3205 *mov<mode>_store_postinc): New patterns.
3207 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3209 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3210 as commutative. Check both conversions are NOP.
3211 ((A & B) OP (C & B)): Remove.
3213 2016-05-04 Alan Modra <amodra@gmail.com>
3215 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3217 2016-05-04 Alan Modra <amodra@gmail.com>
3220 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3221 when cr2,3,4 are all fixed regs.
3223 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3225 PR rtl-optimization/57193
3226 * opts.c (default_options_table): Revert OPT_frename_registers change.
3227 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3229 2016-05-03 Martin Sebor <msebor@redhat.com>
3232 * builtins.c (fold_builtin_FILE): New function.
3233 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3234 (fold_builtin_0): Call them.
3235 * gimplify.c (gimplify_call_expr): Remove the handling of
3236 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3239 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3240 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3244 * doc/extend.texi (Function Names as Strings): Update __func__,
3245 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3248 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3249 Richard Biener <rguenther@suse.de>
3251 PR tree-optimization/70916
3252 * tree-if-conv.c: Include cfganal.h.
3253 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3254 and remove_fake_exit_edges around the optimization pass.
3256 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3258 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3259 (cgraph_edge::make_direct): Likewise.
3260 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3261 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3262 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3263 (CIF_THUNK): New code.
3264 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3265 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3266 (compute_inline_parameters): Set inline_failed for thunks.
3267 (inline_analyze_function): Cleanup.
3268 * ipa-inline.c (can_inline_edge_p): Do not deal with
3269 call_stmt_cannot_inline_p.
3270 (can_early_inline_edge_p): Likewise.
3271 (early_inliner): Initialize inline_failed.
3272 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3274 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3276 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3277 from nonimm_ssenomem_operand.
3278 (nonimm_ssenomem_operand): New predicate.
3279 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3280 as operand 0 predicate.
3281 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3282 Disable unsupported alternatives using "enabled" attribute.
3283 Use register_ssemem_operand as operand 0 predicate.
3284 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3286 2016-05-03 Marek Polacek <polacek@redhat.com>
3289 * input.c (expansion_point_location): New function.
3290 * input.h (expansion_point_location): Declare.
3292 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3294 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3295 occurence with frame_offset_ ones.
3297 2016-05-03 Alan Modra <amodra@gmail.com>
3299 PR rtl-optimization/70890
3300 * ira.c (combine_and_move_insns): When moving def_insn, remove
3303 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3305 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3306 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3307 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3308 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3310 2016-05-03 Alan Modra <amodra@gmail.com>
3312 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3313 for SAVE_MULTIPLE/STORE_MULTIPLE.
3315 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3317 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3318 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3320 2016-05-03 Richard Biener <rguenther@suse.de>
3322 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3324 (gimplify_arg): Likewise.
3325 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3326 re-writing the result to a decl if required.
3327 (internal_get_tmp_var): Add allow_ssa parameter
3328 and override into_ssa with it.
3329 (get_formal_tmp_var): Adjust.
3330 (get_initialized_tmp_var): Add allow_ssa parameter.
3331 (gimplify_arg): Add allow_ssa parameter and avoid generating
3332 SSA names for the result false.
3333 (gimplify_call_expr): If the call may return twice do not
3334 gimplify parameters into SSA.
3335 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3336 (gimplify_modify_expr): Adjust assert. For noreturn calls
3337 with a SSA name LHS adjust its def.
3338 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3339 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3340 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3341 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3342 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3343 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3344 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3345 (optimize_target_teams): Do not allow SSA names for clause operands.
3346 (gimplify_expr): Likewise for where we mark the result addressable.
3347 * passes.def (pass_init_datastructures): Remove.
3348 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3349 (rewrite_stmt): Likewise.
3350 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3351 (replace_locals_op): Replace SSA names.
3352 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3353 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3354 * cgraph.c (release_function_body): Free CFG annotations only
3355 when we have a CFG. Simplify.
3356 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3357 force_gimple_operand instead of get_initialized_tmp_var.
3358 * tree-pass.h (make_pass_init_datastructures): Remove.
3359 * tree-ssa.c (execute_init_datastructures): Remove.
3360 (pass_data_init_datastructures): Likewise.
3361 (class pass_init_datastructures): Likewise.
3362 (make_pass_init_datastructures): Likewise.
3363 * omp-low.c (create_omp_child_function): Init SSA data structures.
3364 (grid_expand_target_grid_body): Likewise.
3365 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3366 name before adding it to names_to_release.
3367 (remove_bb): Always release SSA defs.
3368 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3369 before dereferencing it.
3370 * cgraphunit.c (init_lowered_empty_function): Always
3371 int SSA data structures.
3372 * tree-ssanames.c (release_defs): Remove assert that we are in
3374 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3376 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3377 Uros Bizjak <ubizjak@gmail.com>
3379 PR rtl-optimization/70467
3380 * config/i386/predicates.md (x86_64_hilo_int_operand,
3381 x86_64_hilo_general_operand): New predicates.
3382 * config/i386/constraints.md (Wd): New constraint.
3383 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3384 (general_hilo_operand): New mode attr.
3385 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3386 instead of <general_operand>.
3387 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3388 x86_64_hilo_general_operand instead of <general_operand>.
3390 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3392 PR tree-optimization/70916
3393 * tree-if-conv.c (constant_or_ssa_name): Removed.
3394 (fold_build_cond_expr): Use is_gimple_val instead of
3395 constant_or_ssa_name.
3397 PR tree-optimization/70916
3398 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3399 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3402 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3403 (optimize_atomic_bit_test_and): New function.
3404 (pass_fold_builtins::execute): Use it.
3405 * optabs.def (atomic_bit_test_and_set_optab,
3406 atomic_bit_test_and_complement_optab,
3407 atomic_bit_test_and_reset_optab): New optabs.
3408 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3409 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3410 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3411 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3412 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3413 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3414 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3415 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3416 atomic_bit_test_and_complement@var{mode},
3417 atomic_bit_test_and_reset@var{mode}): Document.
3418 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3419 atomic_bit_test_and_complement<mode>,
3420 atomic_bit_test_and_reset<mode>): New expanders.
3421 (atomic_bit_test_and_set<mode>_1,
3422 atomic_bit_test_and_complement<mode>_1,
3423 atomic_bit_test_and_reset<mode>_1): New insns.
3425 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3427 PR rtl-optimization/70687
3428 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3429 instead of unsigned HOST_WIDE_INT.
3431 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3433 PR rtl-optimization/44281
3434 * hard-reg-set.h (struct target_hard_regs): New field
3435 x_fixed_nonglobal_reg_set.
3436 (fixed_nonglobal_reg_set): New macro.
3437 * reginfo.c (init_reg_sets_1): Initialize it.
3438 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3440 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3442 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3444 PR tree-optimization/56541
3445 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3446 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3447 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3448 (any_complicated_phi): new static variable.
3449 (aggressive_if_conv): delete.
3450 (if_convertible_phi_p): support phis with more than two arguments.
3451 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3452 critical pred edges.
3453 (ifcvt_split_critical_edges): support phis with more than two
3454 arguments by checking new parameter. only split critical edges
3456 (tree_if_conversion): handle simd pragma marked loop using new
3457 local variable aggressive_if_conv. check any_complicated_phi.
3459 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3461 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3464 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3466 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3469 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3471 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3472 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3473 define_insn_and_split.
3474 (mulsi3_i): New define_insn_and_split.
3475 (mulsi3_call): Convert to define_insn.
3476 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3479 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3481 * machmode.h (mode_complex): Add support to give the complex mode
3483 (GET_MODE_COMPLEX_MODE): Likewise.
3484 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3485 stored by build_complex_type and gfc_build_complex_type instead of
3486 trying to figure out the appropriate mode based on the size. Raise
3487 an assertion error, if the type was not set.
3488 * genmodes.c (struct mode_data): Add field for the complex type of
3490 (blank_mode): Likewise.
3491 (make_complex_modes): Remember the complex mode created in the
3493 (emit_mode_complex): Write out the mode_complex array to map a
3494 type mode to the complex version.
3495 (emit_insn_modes_c): Likewise.
3496 * tree.c (build_complex_type): Set the complex type to use before
3497 calling layout_type.
3498 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3499 support for __float128 complex datatypes.
3500 (rs6000_hard_regno_mode_ok): Likewise.
3501 (rs6000_setup_reg_addr_masks): Likewise.
3502 (rs6000_complex_function_value): Likewise.
3503 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3504 __float128 and __ibm128 complex.
3505 (FLOAT128_IBM_P): Likewise.
3506 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3507 * doc/extend.texi (Additional Floating Types): Document that
3508 -mfloat128 must be used to enable __float128. Document complex
3509 __float128 and __ibm128 support.
3511 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3514 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3515 char/short arguments promoted to int because of promote_prototypes.
3517 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3520 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3521 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3522 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3523 alternatives using "enabled" attribute. Use register_ssemem_operand
3524 as operand 1 predicate.
3525 (*cmpi<unord>xf_i387): Split XFmode pattern from
3526 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3527 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3528 *absneg<mode>2_i387. Disable unsupported alternatives using
3529 "enabled" attribute.
3530 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3532 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3534 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3536 (oacc_loop_process): Check mask for loop termination.
3538 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3540 * cif-code.def (CIF_THUNK): Add.
3541 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3544 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3546 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3547 (dump_inline_summary): Dump it.
3548 (fp_expression_p): New predicate.
3549 (estimate_function_body_sizes): Use it.
3550 (inline_merge_summary): Merge fp_expressions.
3551 (inline_read_section): Read fp_expressions.
3552 (inline_write_summary): Write fp_expressions.
3553 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3554 codegen boundary if either caller or callee is !fp_expressions.
3555 * ipa-inline.h (inline_summary): Add fp_expressions.
3556 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3557 to fp_expressions be sure the fp generation flags are updated.
3559 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3561 PR rtl-optimization/70467
3562 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3564 PR rtl-optimization/70467
3565 * ipa-pure-const.c (check_call): Handle internal calls even in
3566 ipa mode like in local mode.
3568 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3570 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3572 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3574 * match.pd (X u< X, X u> X): New transformations.
3576 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3578 * flag-types.h (enum warn_strict_overflow_code): Move ...
3579 * coretypes.h: ... here.
3580 * fold-const.h (fold_overflow_warning): Declare.
3581 * fold-const.c (fold_overflow_warning): Make non-static.
3582 (fold_comparison): Move the transformation of X +- C1 CMP C2
3583 into X CMP C2 -+ C1 ...
3584 * match.pd: ... here.
3585 * gimple-fold.c (fold_stmt_1): Protect with
3586 fold_defer_overflow_warnings.
3588 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3590 * omp-low.c (struct oacc_loop): Add 'inner' field.
3591 (new_oacc_loop_raw): Initialize it to zero.
3592 (oacc_loop_fixed_partitions): Initialize it.
3593 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3594 available partitioning.
3596 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3598 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3600 (umulsidi3): Likewise.
3601 (indirect_jump): Fix jump instruction assembly patterns.
3603 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3606 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3607 (nvptx_function_value): Assert non-NULL cfun.
3609 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3611 PR rtl-optimization/70886
3612 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3614 * cselib.h (rtx_equal_for_cselib_1): Declare.
3615 (rtx_equal_for_cselib_p: New inline function.
3616 * cselib.c (rtx_equal_for_cselib_p): Delete.
3617 (rtx_equal_for_cselib_1): Make public.
3619 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3622 (register_mixssei387nonimm_operand): Remove predicate.
3623 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3624 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3625 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3626 for TARGET_MIX_SSE_I387 alternatives.
3627 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3628 Disable unsupported alternatives using "enabled" attribute. Use
3629 nonimm_ssenomem_operand as operand 1 predicate. Also check
3630 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3632 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3634 * tree.c (cst_and_fits_in_hwi): Simplify.
3636 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3638 * tree.h (wi::to_wide): New function.
3639 * expr.c (expand_expr_real_1): Use wi::to_wide.
3640 * fold-const.c (int_const_binop_1): Likewise.
3641 (extract_muldiv_1): Likewise.
3643 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3645 * wide-int.h: Update offset_int and widest_int documentation.
3646 (WI_SIGNED_SHIFT_RESULT): New macro.
3647 (wi::binary_shift): Define signed_shift_result_type for
3648 shifts on offset_int- and widest_int-like types.
3649 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3650 * tree.h (int_bit_position): Use shift operators instead of wi::
3652 * alias.c (adjust_offset_for_component_ref): Likewise.
3653 * expr.c (get_inner_reference): Likewise.
3654 * fold-const.c (fold_comparison): Likewise.
3655 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3656 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3657 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3658 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3659 (stmt_kills_ref_p): Likewise.
3660 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3661 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3663 (ao_ref_init_from_vn_reference): Likewise.
3665 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3667 * wide-int.h: Update offset_int and widest_int documentation.
3668 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3669 (wi::binary_traits): Allow ordered comparisons between offset_int and
3670 offset_int, between widest_int and widest_int, and between either
3671 of these types and basic C types.
3672 (operator <, <=, >, >=): Define for the same combinations.
3673 * tree.h (tree_int_cst_lt): Use comparison operators instead
3674 of wi:: comparisons.
3675 (tree_int_cst_le): Likewise.
3676 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3677 (fold_nonarray_ctor_reference): Likewise.
3678 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3679 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3680 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3681 * tree-sra.c (completely_scalarize): Likewise.
3682 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3683 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3684 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3685 (check_for_binary_op_overflow): Likewise.
3686 (search_for_addr_array): Likewise.
3687 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3689 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3691 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3692 (arc_save_restore): Likewise.
3693 (arc_dwarf_register_span): Likewise.
3694 (arc_output_pic_addr_const): Initialize suffix variable.
3696 2016-05-02 Martin Liska <mliska@suse.cz>
3698 * symbol-summary.h (function_summary::function_summary):
3699 Remove checking assert for all cgraph nodes.
3700 (function_summary::get): Check summary_uid.
3701 (symtab_insertion): Check summary_uid.
3703 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3705 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3706 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3708 (arc_dwarf_register_span): Remove enum keyword.
3709 (compact_memory_operand_p): New function.
3710 * config/arc/arc.h (reg_class): Add code density register classes.
3711 (REG_CLASS_NAMES): Likewise.
3712 (REG_CLASS_CONTENTS): Likewise.
3713 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3714 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3715 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3716 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3717 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3719 (h, Rcd, Rsd, Rzd): New register constraints.
3720 (T): Use compact_memory_operand_p function.
3721 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3723 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3725 * config/sh/sh.md (*negnegt, *movtt): Remove.
3727 2016-05-02 Marek Polacek <polacek@redhat.com>
3728 Tom de Vries <tom@codesourcery.com>
3730 PR tree-optimization/70700
3731 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3732 bigger than FIRST_REF_NODE.
3734 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3737 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3739 (prepare_cbranch_operands): Don't use scratch register. Assume that
3740 function is used when pseudos can be created.
3741 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3742 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3743 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3744 define_expand. Allow it only when pseudos can be created.
3745 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3747 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3749 * config/i386/constraints.md (BC): Only allow -1 operands.
3750 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3751 Add "enabled" attribute. Update XI mode attribute calculation.
3752 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3753 (*movoi_internal_avx): Update XI mode attribute calculation.
3754 (*movti_internal): Ditto.
3756 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3758 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3759 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3761 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3763 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3764 statement on instruction code. Remove trailing spaces.
3765 (altivec_expand_stv_builtin): Likewise.
3767 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3769 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3770 (TARGET_FPU_DOUBLE): Simplify.
3771 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3772 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3773 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3774 with 'TARGET_FPU_DOUBLE'.
3775 * config/sh/sh.md: Likewise.
3777 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3779 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3780 SH_DIV_STR_FOR_SIZE): Remove.
3781 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3782 SH_DIV_STR_FOR_SIZE): Remove.
3784 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3786 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3787 logical_reg_operand): Delete.
3788 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3789 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3790 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3791 match_operand and match_test.
3792 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3793 variables on their first use. Return bool values.
3794 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3795 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3796 arith_reg_operand for input operand. Remove empty constraints.
3798 (*xorsi3_compact): Rename to xorsi3.
3799 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3800 (*zero_extend<mode>si2_disp_mem): Update comment.
3803 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3805 * config/sh/t-sh: Remove SH5 support.
3806 * config.gcc: Likewise.
3807 * configure: Likewise.
3809 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3811 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3813 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3815 * config/sh/sh.c (register_sh_passes, sh_option_override,
3816 sh_print_operand, prepare_move_operands,
3817 sh_can_follow_jump): Remove TARGET_SH1 checks.
3818 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3819 PROMOTE_MODE): Likewise.
3820 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3823 2016-04-30 Alan Modra <amodra@gmail.com>
3825 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3826 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3827 Check for user regs later to avoid unnecessary looping over regs.
3828 Merge user reg check with non-saved reg check. Don't force
3829 inline VR restore when static chain used.
3830 (rs6000_frame_related): Omit eh_frame info for user regs when
3832 (fixed_regs_p): Delete.
3834 2016-04-30 Alan Modra <amodra@gmail.com>
3836 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3837 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3840 2016-04-30 Alan Modra <amodra@gmail.com>
3843 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3844 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3847 2016-04-30 Alan Modra <amodra@gmail.com>
3849 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3850 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3851 flag_pic test for Darwin.
3853 2016-04-30 Alan Modra <amodra@gmail.com>
3855 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3856 throw_calls_crossed.
3857 (REG_FREQ_CALLS_CROSSED): Delete.
3858 (REG_N_THROWING_CALLS_CROSSED): Delete.
3859 * regstat.c (regstat_bb_compute_ri): Don't calculate
3860 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3861 (dump_reg_info): Don't print call cross frequency.
3862 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3863 and REG_N_THROWING_CALLS_CROSSED.
3865 2016-04-30 Alan Modra <amodra@gmail.com>
3867 * regs.h (struct reg_info_t): Delete live_length.
3868 (REG_LIVE_LENGTH): Delete macro.
3869 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3870 local_live, local_processed and local_live_last_luid params.
3871 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3873 (regstat_compute_ri): Adjust for above. Don't set
3875 (dump_reg_info): Don't print live length.
3876 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3877 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3878 Localize loop_depth var.
3880 2016-04-30 Alan Modra <amodra@gmail.com>
3882 * ira.c (enum valid_equiv): New.
3883 (validate_equiv_mem): Return enum.
3884 (update_equiv_mem): Create replacement in more cases.
3885 (add_store_equivs): Update validate_equiv_mem call.
3887 2016-04-30 Alan Modra <amodra@gmail.com>
3889 * ira.c (combine_and_move_insns): Rather than scanning insns,
3890 use DF infrastucture to find use and def insns.
3892 2016-04-30 Alan Modra <amodra@gmail.com>
3894 ira.c (combine_and_move_insns): Move invariant conditions..
3895 (ira.c): ..to here. Call combine_and_move_insns before
3896 add_store_equivs. Call grow_reg_equivs later. Allocate
3897 req_equiv later using max_reg_num() rather than global max_regno.
3898 (contains_replace_regs): Delete.
3899 (add_store_equivs): Remove contains_replace_regs test.
3901 2016-04-30 Alan Modra <amodra@gmail.com>
3903 * ira.c (struct equiv_mem_data): New.
3904 (equiv_mem, equiv_mem_modified): Delete static vars.
3905 (validate_equiv_mem_from_store): Use "data" param to communicate..
3906 (validate_equiv_mem): ..from here.
3908 2016-04-30 Alan Modra <amodra@gmail.com>
3910 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3912 (update_reg_equivs): ..here. Move allocation and freeing of
3913 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3914 end_alias_analysis to..
3917 2016-04-30 Alan Modra <amodra@gmail.com>
3919 * ira.c (pdx_subregs): Delete.
3920 (struct equivalence): Add pdx_subregs field.
3921 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3923 (update_equiv_regs): Don't create or free pdx_subregs. Update
3926 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3928 * config/rs6000/altivec.h: Change definitions of vec_xl and
3930 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3931 (LD_ELEMREV_V2DI): New.
3932 (LD_ELEMREV_V4SF): New.
3933 (LD_ELEMREV_V4SI): New.
3934 (LD_ELEMREV_V8HI): New.
3935 (LD_ELEMREV_V16QI): New.
3936 (ST_ELEMREV_V2DF): New.
3937 (ST_ELEMREV_V2DI): New.
3938 (ST_ELEMREV_V4SF): New.
3939 (ST_ELEMREV_V4SI): New.
3940 (ST_ELEMREV_V8HI): New.
3941 (ST_ELEMREV_V16QI): New.
3944 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3945 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3946 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3947 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3948 (altivec_expand_builtin): Add handling for
3949 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3950 (rs6000_invalid_builtin): Add error-checking for
3951 RS6000_BTM_P9_VECTOR.
3952 (altivec_init_builtins): Define builtins used to implement vec_xl
3954 (rs6000_builtin_mask_names): Define power9-vector.
3955 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3956 (RS6000_BTM_P9_VECTOR): Define.
3957 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3958 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3959 (vsx_ld_elemrev_v2df): Likewise.
3960 (vsx_ld_elemrev_v4sf): Likewise.
3961 (vsx_ld_elemrev_v4si): Likewise.
3962 (vsx_ld_elemrev_v8hi): Likewise.
3963 (vsx_ld_elemrev_v16qi): Likewise.
3964 (vsx_st_elemrev_v2df): Likewise.
3965 (vsx_st_elemrev_v2di): Likewise.
3966 (vsx_st_elemrev_v4sf): Likewise.
3967 (vsx_st_elemrev_v4si): Likewise.
3968 (vsx_st_elemrev_v8hi): Likewise.
3969 (vsx_st_elemrev_v16qi): Likewise.
3970 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3973 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3975 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3977 (simplify_control_stmt_condition_1): ... here. Recurse into
3978 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3980 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3983 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3984 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3985 define_insn_and_split to define_insn.
3986 (zero_extendqi<mode>2_dot2): Same.
3987 (extendqi<mode>2_dot): Same.
3988 (extendqi<mode>2_dot2): Same.
3990 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3993 (probe_stack): New expander.
3994 (probe_stack_<mode>): New insn pattern.
3996 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md
3999 (operations with memory inputs setting flags peephole2):
4000 Remove uneeded REG_P checks. Cleanup pattern generation.
4002 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4004 * tree-vect-loop.c (vect_transform_loop): Fix
4005 nb_iterations_upper_bound computation for vectorized loop.
4007 2016-04-29 Marek Polacek <polacek@redhat.com>
4008 Jakub Jelinek <jakub@redhat.com>
4011 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4012 TARGET_EXPR_SLOT as a base.
4014 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4016 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4017 with 'rCm2' constraints to limit possible immediate size.
4018 (*load_zeroextendqisi_update): Likewise.
4019 (*load_signextendqisi_update): Likewise.
4020 (*loadhi_update): Likewise.
4021 (*load_zeroextendhisi_update): Likewise.
4022 (*load_signextendhisi_update): Likewise.
4023 (*loadsi_update): Likewise.
4024 (*loadsf_update): Likewise.
4026 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/predicates.md (constm1_operand): Fix comparison.
4030 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4032 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4034 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4036 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4037 remaining SH5 related settings.
4038 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4039 shmedia_prepare_call_address): Delete.
4040 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4041 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4042 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4043 UNSUPPORTED_SH2A): Remove m5 checks.
4044 (sh_divide_strategy_e): Remove SH5 division strategies.
4045 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4046 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4048 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4050 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4052 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4054 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4055 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4057 * config/s390/vector.md ("mov<mode>"): Likewise.
4059 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4061 * config/s390/constraints.md ("U", "W"): Invoke
4062 s390_mem_constraint with "ZR" and "ZT".
4063 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4064 addresses when using LRA. Accept also short displacements for S
4065 and T constraints. Do not check for long displacement target for
4066 S and T constraints.
4067 (s390_mem_constraint): Remove handling of U and W constraints.
4068 * config/s390/s390.md (various patterns): Remove the short
4069 displacement constraints (Q and R) if a long displacement
4070 constraint is present. Add longdisp as required CPU capability.
4071 * config/s390/vector.md: Likewise.
4072 * config/s390/vx-builtins.md: Likewise.
4074 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4077 * reload1.c (reload): Call finish_spills before
4078 restarting reload loop. Skip select_reload_regs
4079 if update_eliminables_and_spill returns true.
4081 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4083 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4084 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4085 (umulhisi3_imm): Update predicates and constraint letters.
4086 (umulhisi3_reg): Declare instruction as commutative.
4087 * config/arc/constraints.md (J12, J16): New constraints.
4088 * config/arc/predicates.md (short_unsigned_const_operand): New
4090 (arc_short_operand): Likewise.
4091 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4093 2016-04-29 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/13962
4096 PR tree-optimization/65686
4097 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4098 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4099 using PTA to compare pointers.
4100 * match.pd: Add pattern for pointer equality compare simplification
4101 using ptrs_compare_unequal.
4103 2016-04-29 Richard Biener <rguenther@suse.de>
4105 * stor-layout.c (layout_type): Do not build a pointer-to-element
4108 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4110 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4111 Use SWI mode iterator. Use general_reg_operand predicate.
4112 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4113 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4116 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4119 * fold-const.c (operand_equal_p): Don't verify hash value equality
4121 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4124 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4127 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4128 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4129 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4130 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4131 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4133 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4135 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4136 to info. Don't initialize separate fields to 0. Clean up
4139 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (peephole2s for operations with memory inputs):
4142 Use SWI mode iterator.
4143 (peephole2s for operations with memory outputs): Ditto.
4144 Do not check for stack checking probe.
4146 (probe_stack): Remove expander.
4148 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4149 Andrew Burgess <andrew.burgess@embecosm.com>
4151 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4152 operands as 32-bits.
4154 2016-04-28 Jason Merrill <jason@redhat.com>
4156 * gdbinit.in: Skip line-map.h.
4158 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4159 Andrew Burgess <andrew.burgess@embecosm.com>
4161 * config/arc/arc.c (arc_conditional_register_usage): Take
4162 TARGET_RRQ_CLASS into account.
4163 (arc_print_operand): Support printing 'p' and 's' operands.
4164 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4166 (TARGET_RRQ_CLASS): Define.
4167 (IS_POWEROF2_OR_0_P): Define.
4168 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4170 (*tst_movb): New define_insn.
4171 (*tst): Avoid recognition if it could prevent '*tst_movb'
4172 combination; replace c/CnL with c/Chs alternative.
4173 (*tst_bitfield_tst): New define_insn.
4174 (*tst_bitfield_asr): New define_insn.
4175 (*tst_bitfield): New define_insn.
4176 (andsi3_i): Add Rrq variant.
4177 (extzv): New define_expand.
4178 (insv): New define_expand.
4179 (*insv_i): New define_insn.
4180 (*movb): New define_insn.
4181 (*movb_signed): New define_insn.
4182 (*movb_high): New define_insn.
4183 (*movb_high_signed): New define_insn.
4184 (*movb_high_signed + 1): New define_split pattern.
4185 (*mrgb): New define_insn.
4186 (*mrgb + 1): New define_peephole2 pattern.
4187 (*mrgb + 2): New define_peephole2 pattern.
4188 * config/arc/arc.opt (mbitops): New option for nps400, uses
4189 TARGET_NPS_BITOPS_DEFAULT.
4190 * config/arc/constraints.md (q): Make register class conditional.
4191 (Rrq): New register constraint.
4192 (Chs): New constraint.
4193 (Clo): New constraint.
4194 (Chi): New constraint.
4195 (Cbf): New constraint.
4196 (Cbn): New constraint.
4197 (C18): New constraint.
4198 (Cbi): New constraint.
4200 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4202 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4204 (bitmap_intersection_of_preds): Ditto.
4205 (bitmap_union_of_succs): Ditto.
4206 (bitmap_union_of_preds): Ditto.
4207 * sbitmap.c (do_popcount): Delete.
4208 (BITMAP_DEBUGGING): Delete.
4209 (sbitmap_verify_popcount): Delete.
4210 (sbitmap_alloc): Don't initialize the popcount field.
4211 (sbitmap_alloc_with_popcount): Delete.
4212 (sbitmap_resize): Don't resize the popcount array.
4213 (sbitmap_vector_alloc): Don't initialize the popcount field.
4214 (bitmap_copy): Don't copy the popcount array.
4215 (bitmap_clear): Don't clear the popcount array.
4216 (bitmap_clear): Delete the popcount array handling.
4217 (bitmap_ior_and_compl): Delete the popcount assert.
4218 (bitmap_not): Ditto.
4219 (bitmap_and_compl): Ditto.
4220 (bitmap_and): Delete the popcount array handling.
4221 (bitmap_xor): Ditto.
4222 (bitmap_ior): Ditto.
4223 (bitmap_or_and): Delete the popcount assert.
4224 (bitmap_and_or): Ditto.
4225 (popcount_table): Delete.
4226 (sbitmap_elt_popcount): Delete.
4227 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4228 (bitmap_set_bit): Delete the popcount assert.
4229 (bitmap_clear_bit): Ditto.
4230 (sbitmap_free): Don't free the popcount array.
4231 (sbitmap_alloc_with_popcount): Delete declaration.
4232 (sbitmap_popcount): Ditto.
4234 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4235 Andrew Burgess <andrew.burgess@embecosm.com>
4237 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4238 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4239 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4240 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4241 * config/arc/arc.opt (mcmem): New option.
4242 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4243 supply length for r/m alternative.
4244 (*extendqisi2_ac): Likewise.
4245 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4247 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4248 (movhi_insn): Likewise.
4249 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4250 (*zero_extendqihi2_i): Add r/Ucm alternative.
4251 (*zero_extendqisi2_ac): Likewise.
4252 (*zero_extendhisi2_i): Likewise.
4253 * config/arc/constraints.md (Uex): New memory constraint.
4254 (Ucm): New define_constraint.
4255 * config/arc/predicates.md (long_immediate_loadstore_operand):
4256 Return 0 for MEM with cmem_address address.
4257 (cmem_address_0): New predicates.
4258 (cmem_address_1): Likewise.
4259 (cmem_address_2): Likewise.
4260 (cmem_address): Likewise.
4262 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4264 * config/rs6000/rs6000.c (machine_function): Rename
4265 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4266 (rs6000_stack_info): Adjust.
4268 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4269 Andrew Burgess <andrew.burgess@embecosm.com>
4271 * config/arc/constraints.md (Usd): Convert to define_constraint.
4275 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4278 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4279 Add new peephole2 where the first insn is *mov<mode>_or instead of
4280 *mov<mode>_internal.
4282 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4284 * tracer.c (bb_seen): Make static.
4286 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4288 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4289 support, setup defaults.
4290 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4291 * config/arc/arc.c (arc_init): Add NPS400 support.
4292 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4293 (TARGET_ARC700): NPS400 is also an ARC700.
4294 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4296 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4299 * config/nds32/nds32.md (casesi): Don't access the operands array
4302 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4304 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4305 (or $-1,reg peephole2): Ditto.
4306 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4308 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4310 * doc/extend.texi (Common Function Attributes) [optimize]:
4311 Discourage use of the optimize attribute.
4313 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4315 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4316 special case builtin.
4317 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4318 ALTIVEC_BUILTIN_VEC_ADDE.
4319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4320 support for ALTIVEC_BUILTIN_VEC_ADDE.
4321 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4322 for __builtin_vec_adde.
4324 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4326 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4327 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4329 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4332 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4333 attributes): Document cilkplus_runtime.
4335 2016-04-28 Martin Jambor <mjambor@suse.cz>
4337 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4338 this function. Call verify_expr on MEM_REFs and bases of other
4341 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4343 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4344 for WORD_REGISTER_OPERATIONS to runtime check.
4346 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4348 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4350 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4352 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4353 big-endian compilation.
4354 * config/arc/arc.md (addf3): Likewise.
4358 2016-04-28 Richard Biener <rguenther@suse.de>
4360 PR tree-optimization/70840
4361 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4362 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4363 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4364 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4366 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4368 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4369 and explain why in a comment.
4371 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4373 * config/arc/arc.md (cpu_facility): Add fpx variant.
4374 (subdf3): Prohibit use reverse sub when assist operations option
4376 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4377 instructions only when FPX is enabled.
4378 * testsuite/gcc.target/arc/trsub.c: New test.
4380 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4383 mult_operator when calculating "type" attribute.
4384 (*fop_<mode>_1_i387): Ditto.
4385 (*fop_xf_1_i387): Ditto.
4386 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4387 Use std::swap to swap operands. Use RTL expressions to generate
4390 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4391 Joern Rennecke <joern.rennecke@embecosm.com>
4393 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4395 (emit_pic_move): Remove.
4396 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4397 * config/arc/arc.c (emit_pic_move): Removed.
4398 (TARGET_HAVE_TLS): Define.
4399 (arc_conditional_register_usage): Test for arc_tp_regno.
4400 (arc_print_operand, arc_print_operand_address): Handle TLS
4402 (arc_needs_pcl_p): New function.
4403 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4404 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4405 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4406 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4407 (arc_legitimize_tls_address): Likewise.
4408 (DTPOFF_ZERO_SYM): Define.
4409 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4410 (arc_output_pic_addr_const): Print TLS unspecs.
4411 (prepare_pic_move): New function, replaces emit_pic_move.
4412 (arc_legitimate_constant_p): Handle TLS unspecs.
4413 (arc_legitimate_address_p): Likewise.
4414 (arc_rewrite_small_data_p): Use assert for TLS constants.
4415 (prepare_move_operands): Use prepare_pic_move.
4416 (arc_legitimize_address): Legitimize tls addresses.
4417 (arc_epilogue_uses): Check for arc_tp_regno.
4418 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4419 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4421 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4423 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4424 %(arc_tls_extra_start_spec).
4425 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4426 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4428 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4429 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4430 (UNSPEC_TLS_OFF): Add.
4432 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4433 (get_thread_pointersi): New patterns.
4434 * config/arc/arc.opt (mtp-regno): New option.
4435 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4436 (move_dest_operand): Likewise.
4437 * configure: Regenerate.
4438 * configure.ac: Add arc*-*-* case to test for tls.
4439 * doc/invoke.texi (ARC options): Document mtp-regno.
4441 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4443 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4444 the new ARC HS SIMD instructions.
4445 (arc_preferred_simd_mode): New function.
4446 (arc_autovectorize_vector_sizes): Likewise.
4447 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4448 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4449 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4450 (arc_init_builtins): Add new SIMD builtin types.
4451 (arc_split_move): Handle 64 bit vector moves.
4452 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4453 (TARGET_PLUS_QMACW): Define.
4454 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4455 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4456 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4457 (VSUBADD4H): New builtins.
4458 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4459 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4461 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4462 Matthias Klose <doko@debian.org>
4464 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4466 2016-04-28 Richard Biener <rguenther@suse.de>
4469 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4472 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4474 * common/config/sh/sh-common.c: Remove SH5 support.
4475 * config/sh/constraints.md: Likewise.
4476 * config/sh/config/sh/elf.h: Likewise.
4477 * config/sh/linux.h: Likewise.
4478 * config/sh/netbsd-elf.h: Likewise.
4479 * config/sh/predicates.md: Likewise.
4480 * config/sh/sh-c.c: Likewise.
4481 * config/sh/sh-protos.h: Likewise.
4482 * config/sh/sh.c: Likewise.
4483 * config/sh/sh.h: Likewise.
4484 * config/sh/sh.md: Likewise.
4485 * config/sh/sh.opt: Likewise.
4486 * config/sh/sync.md: Likewise.
4487 * config/sh/sh64.h: Delete.
4488 * config/sh/shmedia.h: Likewise.
4489 * config/sh/shmedia.md: Likewise.
4490 * config/sh/sshmedia.h: Likewise.
4491 * config/sh/t-netbsd-sh5-64: Likewise.
4492 * config/sh/t-sh64: Likewise.
4493 * config/sh/ushmedia.h: Likewise.
4495 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4498 general_reg_operand instead of register_operand predicate.
4500 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4502 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4504 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4506 * match.pd (A - B > A, A + B < A): New transformations.
4508 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4510 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4511 which defaults to true. Emit an outer pair of parentheses only if
4512 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4513 don't emit parentheses for the right-hand operand.
4515 2016-04-27 Jeff Law <law@redhat.com>
4517 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4519 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4521 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4522 (altivec_lvx_<mode>_internal): Document.
4523 (altivec_lvx_<mode>_2op): New define_insn.
4524 (altivec_lvx_<mode>_1op): Likewise.
4525 (altivec_lvx_<mode>_2op_si): Likewise.
4526 (altivec_lvx_<mode>_1op_si): Likewise.
4527 (altivec_stvx_<mode>): Remove.
4528 (altivec_stvx_<mode>_internal): Document.
4529 (altivec_stvx_<mode>_2op): New define_insn.
4530 (altivec_stvx_<mode>_1op): Likewise.
4531 (altivec_stvx_<mode>_2op_si): Likewise.
4532 (altivec_stvx_<mode>_1op_si): Likewise.
4533 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4534 Expand vec_ld and vec_st during parsing.
4535 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4537 (altivec_expand_stvx_be): Likewise.
4538 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4539 address-masking behavior in RTL.
4540 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4541 address-masking behavior in RTL.
4542 (altivec_expand_builtin): Change builtin code arguments for calls
4543 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4544 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4545 presence of lvx/stvx patterns.
4546 (alignment_with_canonical_addr): New function.
4547 (alignment_mask): Likewise.
4548 (find_alignment_op): Likewise.
4549 (recombine_lvx_pattern): Likewise.
4550 (recombine_stvx_pattern): Likewise.
4551 (recombine_lvx_stvx_patterns): Likewise.
4552 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4553 stvx patterns from expand.
4554 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4556 (vector_altivec_store_<mode>): Likewise.
4558 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4560 * config/aarch64/aarch64.md
4561 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4562 remove the "fp" attributes.
4563 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4564 add the "simd" attributes.
4565 (*movdf_aarch64): Likewise.
4566 (*movtf_aarch64): Remove the "fp" attributes.
4567 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4568 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4570 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4572 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4573 rtx to rtx_code_label *.
4574 * rtl.h (maybe_set_first_label_num): Likewise.
4576 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4578 * df-core.c (df_add_problem): Make the problem param be const.
4579 (df_remove_problem): Make local "problem" be const.
4580 * df-problems.c (problem_RD): Make const.
4581 (problem_LR): Likewise.
4582 (problem_LIVE): Likewise.
4583 (problem_MIR): Likewise.
4584 (problem_CHAIN): Likewise.
4585 (problem_WORD_LR): Likewise.
4586 (problem_NOTE): Likewise.
4587 (problem_MD): Likewise.
4588 * df-scan.c (problem_SCAN): Likewise.
4589 * df.h (struct df_problem): Make field "dependent_problem" be
4591 (struct dataflow): Likewise for field "problem".
4592 (df_add_problem): Make param const.
4594 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4597 inter-unit moves to/from vector registers are enabled. Do not disable
4600 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4602 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4603 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4605 (enum df_problem_id): ...this new enum.
4606 (struct df_problem): Convert field "id" from "int" to
4609 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4611 * rtl.def: Update comment for "things in the instruction chain" to
4612 reflect the removal of the leading "i" field for INSN_UID in
4613 r210360. Fix bogus apostrophe.
4615 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4617 * config/i386/i386.md
4618 (lea arith with mem operand + setcc peephole2): Set operator mode.
4620 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4623 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4624 (dimode_scalar_to_vector_candidate_p): This.
4625 (timode_scalar_to_vector_candidate_p): New function.
4626 (scalar_to_vector_candidate_p): Likewise.
4627 (timode_check_non_convertible_regs): Likewise.
4628 (timode_remove_non_convertible_regs): Likewise.
4629 (remove_non_convertible_regs): Likewise.
4630 (remove_non_convertible_regs): Renamed to ...
4631 (dimode_remove_non_convertible_regs): This.
4632 (scalar_chain::~scalar_chain): Make it virtual.
4633 (scalar_chain::compute_convert_gain): Make it pure virtual.
4634 (scalar_chain::mark_dual_mode_def): Likewise.
4635 (scalar_chain::convert_insn): Likewise.
4636 (scalar_chain::convert_registers): Likewise.
4637 (scalar_chain::add_to_queue): Make it protected.
4638 (scalar_chain::emit_conversion_insns): Likewise.
4639 (scalar_chain::replace_with_subreg): Likewise.
4640 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4641 (scalar_chain::convert_op): Likewise.
4642 (scalar_chain::convert_reg): Likewise.
4643 (scalar_chain::make_vector_copies): Likewise.
4644 (scalar_chain::convert_registers): New pure virtual function.
4645 (class dimode_scalar_chain): New class.
4646 (class timode_scalar_chain): Likewise.
4647 (scalar_chain::mark_dual_mode_def): Renamed to ...
4648 (dimode_scalar_chain::mark_dual_mode_def): This.
4649 (timode_scalar_chain::mark_dual_mode_def): New function.
4650 (timode_scalar_chain::convert_insn): Likewise.
4651 (dimode_scalar_chain::convert_registers): Likewise.
4652 (scalar_chain::compute_convert_gain): Renamed to ...
4653 (dimode_scalar_chain::compute_convert_gain): This.
4654 (scalar_chain::replace_with_subreg): Renamed to ...
4655 (dimode_scalar_chain::replace_with_subreg): This.
4656 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4657 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4658 (scalar_chain::make_vector_copies): Renamed to ...
4659 (dimode_scalar_chain::make_vector_copies): This.
4660 (scalar_chain::convert_reg): Renamed to ...
4661 (dimode_scalar_chain::convert_reg ): This.
4662 (scalar_chain::convert_op): Renamed to ...
4663 (dimode_scalar_chain::convert_op): This.
4664 (scalar_chain::convert_insn): Renamed to ...
4665 (dimode_scalar_chain::convert_insn): This.
4666 (scalar_chain::convert): Call convert_registers.
4667 (convert_scalars_to_vector): Change to scalar_chain pointer to
4668 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4669 in 32-bit mode. Delete scalar_chain pointer. Call
4670 free_dominance_info in 64-bit mode.
4671 (pass_stv::gate): Remove TARGET_64BIT check.
4672 (ix86_option_override): Put the 64-bit STV pass before the CSE
4675 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4677 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4678 dw_loc_frame_offset field.
4679 * dwarf2out.c (new_loc_descr): Likewise.
4680 (resolve_args_picking_1): Turn the VISITED hash set into a
4681 FRAME_OFFSET hash map. Use it to associate a frame offset to
4682 visited nodes. Remove uses of the CHECKING_P macro.
4683 (resolve_args_picking): Update call to resolve_args_picking_1.
4685 2016-04-27 Martin Liska <mliska@suse.cz>
4687 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4688 (free_loop_data): Release vuses of groups.
4690 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4692 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4693 instead of redundant use_id and boolean have_use_for.
4694 (struct iv_use): Change sub_id into group_id. Remove field next.
4695 Move fields: related_cands, n_map_members, cost_map and selected
4697 (struct iv_group): ... here. New structure.
4698 (struct iv_common_cand): Use structure declaration directly.
4699 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4700 (MAX_CONSIDERED_USES): Rename macro to ...
4701 (MAX_CONSIDERED_GROUPS): ... here.
4702 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4703 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4704 (dump_uses): Rename to ...
4705 (dump_groups): ... here. Update all uses.
4706 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4707 (find_induction_variables): Refactor format of dump information.
4708 (record_sub_use): Delete.
4709 (record_use): Update all uses.
4710 (record_group): New function.
4711 (record_group_use, find_interesting_uses_op): Call above functions.
4713 (find_interesting_uses_cond): Ditto.
4714 (group_compare_offset): New function.
4715 (split_all_small_groups): Rename to ...
4716 (split_small_address_groups_p): ... here. Update all uses.
4717 (split_address_groups): Update all uses.
4718 (find_interesting_uses): Refactor format of dump information.
4719 (add_candidate_1): Update all uses. Remove redundant check on iv,
4721 (add_candidate, record_common_cand): Remove redundant assert.
4722 (add_iv_candidate_for_biv): Update use.
4723 (add_iv_candidate_derived_from_uses): Update all uses.
4724 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4725 (alloc_use_cost_map): Ditto.
4726 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4727 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4728 (determine_use_iv_cost_generic): Ditto.
4729 (determine_group_iv_cost_generic): Ditto.
4730 (determine_use_iv_cost_address): Ditto.
4731 (determine_group_iv_cost_address): Ditto.
4732 (determine_use_iv_cost_condition): Ditto.
4733 (determine_group_iv_cost_cond): Ditto.
4734 (determine_use_iv_cost): Ditto.
4735 (determine_group_iv_cost): Ditto.
4736 (set_autoinc_for_original_candidates): Update all uses.
4737 (find_iv_candidates): Update all uses. Refactor dump information.
4738 (determine_use_iv_costs): Ditto.
4739 (determine_iv_costs): Ditto.
4740 (iv_ca_cand_for_use): Rename to ...
4741 (iv_ca_cand_for_group): ... here. Update all uses.
4742 (iv_ca_add_use, iv_ca_add_group): Ditto.
4743 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4744 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4745 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4746 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4747 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4748 (create_new_iv, adjust_iv_update_pos): Ditto.
4749 (rewrite_use_address): Delete.
4750 (rewrite_use_address_1): Rename to ...
4751 (rewrite_use_address): ... here.
4752 (rewrite_use_compare): Update all uses.
4753 (rewrite_use): Delete.
4754 (rewrite_uses): Rename to ...
4755 (rewrite_groups): ... here. Update all uses.
4756 (remove_unused_ivs, free_loop_data): Update all uses.
4757 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4759 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4761 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4762 for WORD_REGISTER_OPERATIONS to runtime check.
4764 2016-04-27 Richard Biener <rguenther@suse.de>
4767 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4768 aggregate_value_p to determine if a function result is
4769 returned by reference.
4770 (ipa_pta_execute): Functions having their address taken are
4771 not automatically nonlocal.
4773 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4776 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4777 * fold-const.c (operand_equal_p): If flag_checking and
4778 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4779 and if it returns non-zero, assert iterative_hash_expr on both
4782 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4784 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4786 2016-04-27 Nick Clifton <nickc@redhat.com>
4789 * varasm.c (merge_weak): Generate an error if an attempt is made
4790 to convert a non-weak static function into a weak, public function.
4792 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4794 * params.def (MAX_PARTITION_SIZE): New param.
4795 * doc/invoke.texi: Document lto-max-partition.
4797 2016-04-27 Richard Biener <rguenther@suse.de>
4800 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4801 function cummulating used_from_other_partition, externally_visible
4802 and force_output from aliases.
4803 (refered_from_nonlocal_var): Likewise.
4804 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4805 node flags properly.
4807 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4809 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4810 (-Wmemset-elt-size): New item.
4812 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4815 * stor-layout.h (internal_reference_types): Delete.
4816 * stor-layout.c (reference_types_internal): Likewise.
4817 (internal_reference_types): Likewise.
4818 (layout_type) <REFERENCE_TYPE>: Adjust.
4820 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4823 * tree.h (inchash::add_expr): Add FLAGS argument.
4824 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4825 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4826 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4827 Formatting fix. Adjust recursive calls. For tcc_comparison,
4828 if swap_tree_comparison (code) is smaller than code, hash that
4829 and arguments in the other order. Hash CONVERT_EXPR the same
4830 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4831 of ADDR_EXPR of decl as the decl itself. Add or remove
4832 OEP_ADDRESS_OF from recursive flags as needed. For
4833 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4834 operands commutatively and only the third one normally.
4835 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4837 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4839 * config/rtems.h (LIB_SPEC): Add -latomic.
4841 2016-04-27 Joel Sherrill <joel@rtems.org>
4843 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4844 xilink.ld and flags not relevant to RTEMS.
4846 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4848 * toplev.c (backend_init_target): Avoid calling init_reload when using
4851 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4853 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4854 for loops rather than one for the whole function.
4856 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4858 * match.pd (X + CST CMP X): New transformation.
4860 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4862 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4863 * fold-const.c (fold_binary_loc): Remove 2 transformations
4864 superseded by match.pd.
4865 * match.pd (x+x -> x*2): Generalize to integers.
4867 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4869 * config/i386/i386.md (operation on memory peephole): Duplicate an
4870 existing peephole and adapt it to match lea rather than an operation
4873 PR rtl-optimization/57193
4874 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4876 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4878 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4880 * tree-if-conv.c (any_pred_load_store): New static variable.
4881 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4882 any_pred_load_store instead of and_mask_load_store.
4883 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4884 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4885 (combine_blocks, tree_if_conversion): Ditto.
4887 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4889 PR tree-optimization/70771
4890 PR tree-optimization/70775
4891 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4892 virtual PHI nodes. Delete parameter.
4893 (if_convertible_loop_p_1): Delete argument to above function.
4894 (predicate_all_scalar_phis): Delete code handling single-argument
4896 (tree_if_conversion): Mark and update virtual SSA.
4898 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4901 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4902 (x86_elf_aligned_common): Rename to ...
4903 (x86_elf_aligned_decl_common): ... this.
4904 Add decl arg. Switch to .lbss for largecomm object. Use
4905 LARGECOMM_SECTION_ASM_OP.
4906 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4908 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4909 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4911 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4912 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4914 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4917 * config/i386/i386.c (SECTION_LARGE): Define.
4918 (x86_64_elf_select_section): Set it for large data/bss sections.
4919 Only clear SECTION_WRITE for .lrodata.
4920 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4922 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4923 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4924 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4926 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4927 * doc/tm.texi: Regenerate.
4929 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4932 * configure.ac (--enable-checking): Document extra flag, for
4933 non-release builds default to --enable-checking=yes,extra.
4934 If misc checking and extra checking, define CHECKING_P to 2 instead
4936 * common.opt (fchecking=): Add.
4937 * doc/invoke.texi (-fchecking=): Document.
4938 * doc/install.texi: Document --enable-checking changes.
4939 * configure: Regenerated.
4940 * config.in: Regenerated.
4942 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4944 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4945 attribute instead of which_alternative.
4946 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4947 Use EXT_REX_SSE_REG_P where appropriate.
4949 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4951 * config/i386/predicates.md (const0_operand): Do not match
4952 const_wide_int code.
4953 (const1_operand): Ditto.
4955 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4958 for SSE constm1 operands and TARGET_AVX512VL.
4959 (*movti_internal): Ditto.
4960 (*mov<mode>_or): Use constm1_operand predicate.
4961 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4962 for SSE vector_all_ones operands and TARGET_AVX512VL.
4963 * config/i386/predicates.md (constm1_operand): New predicate.
4964 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4965 emission of constant -1 load.
4967 2016-04-25 Jason Merrill <jason@redhat.com>
4969 * gdbinit.in: Skip is-a.h.
4971 * attribs.c (register_scoped_attributes): Fix logic.
4972 * attribs.h: Declare register_scoped_attributes.
4974 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4976 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4977 stxvd2x and stxvw4x built-in functions.
4979 2016-04-25 DJ Delorie <dj@redhat.com>
4981 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4982 (ashrhi3): Likewise.
4983 (lshrhi3): Likewise.
4985 2016-04-25 Richard Biener <rguenther@suse.de>
4987 PR tree-optimization/70780
4988 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4990 (compute_antic): Mark blocks with abnormal preds as visited as
4991 they have a final empty antic-in solution already.
4993 2016-04-25 Michael Collison <michael.collison@linaro.org>
4995 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4997 2016-04-25 Michael Collison <michael.collison@linaro.org>
4999 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5000 mode is VQI to improve mixed mode vectorization.
5001 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5002 define_insn to match low half of signed vaddw.
5003 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5004 define_insn to match high half of signed vaddw.
5005 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5006 define_insn to match low half of unsigned vaddw.
5007 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5008 define_insn to match high half of unsigned vaddw.
5009 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5010 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5011 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5013 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5014 * config/arm/predicates.md (vect_par_constant_high): Support
5015 big endian and simplify by calling
5016 arm_simd_check_vect_par_cnst_half
5017 (vect_par_constant_low): Likewise.
5019 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5021 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5022 predicate for operand 2.
5024 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5025 H.J. Lu <hongjiu.lu@intel.com>
5027 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5028 machine_mode argument.
5029 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5030 constm1_rtx operands. For VOIDmode constants, get mode from
5031 pred_mode. Check mode size if the mode is supported by ABI.
5032 (standard_sse_constant_opcode): Do not use standard_constant_p.
5033 Strictly check ABI support for all-ones operands.
5034 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5035 immediates. Update calls to standard_sse_constant_p.
5036 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5037 (ix86_rtx_costs): Ditto.
5038 * config/i386/i386.md (*movxi_internal_avx512f): Use
5039 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5040 Use (v,BC) alternative instead of (v,C). Use register_operand
5041 checks instead of MEM_P.
5042 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5043 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5044 isa attribute. Use register_operand checks instead of MEM_P.
5045 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5046 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5047 alternative and corresponding sse2 isa attribute.
5048 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5049 to standard_sse_constant_p.
5050 (FP constant splitters): Ditto.
5051 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5053 * config/i386/predicates.md (constm1_operand): Remove.
5054 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5055 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5056 vector_all_ones_operand instead of constm1_operand.
5058 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5060 * print-rtl.c (print_rtx_insn_vec): New function.
5061 * print-rtl.h: New prototype.
5062 * store-motion.c (struct st_expr): Make avail_stores a vector.
5063 (st_expr_entry): Adjust.
5064 (free_st_expr_entry): Likewise.
5065 (print_store_motion_mems): Likewise.
5066 (find_moveable_store): Likewise.
5067 (compute_store_table): Likewise.
5068 (delete_store): Likewise.
5069 (build_store_vectors): Likewise.
5071 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5073 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5075 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5077 * vec.h (vec_safe_contains): New function.
5078 (vec::contains): Likewise.
5079 (vec::begin): Likewise.
5080 (vec::end): Likewise.
5082 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5085 * cfgexpand.c (expand_stack_vars): Fix typo.
5087 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5089 * system.h (list, map, set, vector): Include conditionally.
5090 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5091 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5092 * ipa-icf.c (INCLUDE_LIST): Define.
5093 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5094 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5095 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5096 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5097 * cp/logic.cc (INCLUDE_LIST): Define.
5098 * fortran/trans-common.c (INCLUDE_MAP): Define.
5100 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5102 * auto-profile.c: Remove <string.h> include.
5103 * ipa-icf-gimple.c: Remove <list> include.
5104 * diagnostic.c: Remove <new> include.
5105 * genmatch.c: Likewise.
5106 * pretty-print.c: Likewise.
5107 * toplev.c: Likewise
5108 * c/c-objc-common.c: Likewise.
5109 * cp/error.c: Likewise.
5110 * fortran/error.c: Likewise.
5112 2016-04-22 Richard Biener <rguenther@suse.de>
5114 * lto-streamer-in.c (input_ssa_names): Do not allocate
5115 GIMPLE_NOP for all SSA names.
5116 * lto-streamer-out.c (output_ssa_names): Do not output
5117 SSA names that should have been released.
5119 2016-04-22 Richard Biener <rguenther@suse.de>
5121 PR tree-optimization/70740
5122 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5125 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5128 * config/i386/predicates.md (call_insn_operand): Replace
5129 sibcall_memory_operand with memory_operand.
5131 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5133 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5134 has_single_use() tests.
5135 (register_edge_assert_for_1): Likewise.
5136 (find_assert_locations_1): Check the liveness bitmap instead of
5137 checking has_single_use().
5139 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5142 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5143 Extract AVX-512BW constraint from AVX.
5145 2016-04-21 Richard Biener <rguenther@suse.de>
5147 PR tree-optimization/70725
5148 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5149 for phi_convertible_by_degenerating_args.
5150 (predicate_all_scalar_phis): Handle single-argument PHIs.
5152 2016-04-21 Richard Biener <rguenther@suse.de>
5155 * fold-const.c (fold_comparison): Return properly typed
5158 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5160 PR tree-optimization/70715
5161 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5162 after expanding BASE using expand_simple_operations.
5164 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5166 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5167 New transformations.
5169 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5171 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5173 2016-04-20 Jan Hubicka <jh@suse.cz>
5175 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5176 ultiimate_alias_target.
5177 (update_callee_keys): Likewise.
5178 (lookup_recursive_calls): Likewise.
5179 (speculation_useful_p): Likewise.
5181 2016-04-20 Jan Hubicka <jh@suse.cz>
5184 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5185 (set_nothrow_flag_1): ... this; handle interposition correctly;
5186 recurse on aliases and thunks.
5187 (cgraph_node::set_nothrow_flag): New.
5188 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5189 functions compiled with non-call exceptions that binds to current
5191 (propagate_nothrow): Be safe WRT interposition.
5192 * cgraph.h (set_nothrow_flag): Update prototype.
5194 2016-04-18 Jan Hubicka <jh@suse.cz>
5196 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5197 max_loop_iterations_int.
5198 (tree_unswitch_outer_loop): Likewise.
5200 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5202 PR tree-optimization/69489
5203 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5204 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5205 Revise dump message.
5206 (if_convertible_bb_p): Remove check on edge count of basic block's
5209 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5211 PR tree-optimization/56625
5212 PR tree-optimization/69489
5213 * tree-data-ref.h (DR_INNERMOST): New macro.
5214 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5215 hashing struct innermost_loop_behavior.
5216 (ref_DR_map): Remove.
5217 (innermost_DR_map): New map.
5218 (baseref_DR_map): Revise comment.
5219 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5220 to innermost_DR_map accroding to its innermost loop behavior.
5221 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5222 to its innermost loop behavior.
5223 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5224 Add initialization for innermost_DR_map. Record memory reference
5225 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5226 have innermost loop behavior.
5227 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5230 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5233 *lea_general_1. Use explicit SWI12 mode interator.
5234 (*lea<mode>_general_2): Rename from *lea_general_2.
5235 Use explicit SWI12 mode interator.
5236 (*lea<mode>_general_3): Rename from *lea_general_3.
5237 Use explicit SWI12 mode interator.
5238 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5239 Use explicit SWI12 mode interator.
5240 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5241 Use explicit SWI48 mode interator.
5243 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5246 Short-cut unaligned load and store cases. Handle all integer
5248 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5249 and store cases. Call ix86_avx256_split_vector_move_misalign
5250 directly without checking mode class.
5252 2016-04-20 Andrew Pinski <apinski@cavium.com>
5253 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5256 * config/aarch64/aarch64.md (sibcall): Force call
5257 address to be DImode for ILP32.
5258 (sibcall_value): Likewise.
5260 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5262 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5264 2016-04-20 Richard Biener <rguenther@suse.de>
5266 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5267 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5268 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5269 (maybe_push_res_to_seq): Adjust.
5270 * gimple-fold.c (maybe_build_generic_op): Likewise.
5272 2016-04-20 Marek Polacek <polacek@redhat.com>
5274 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5277 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5279 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5280 use kmovw to support AVX512F target.
5282 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5284 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5286 2016-04-20 Marek Polacek <polacek@redhat.com>
5288 PR tree-optimization/70725
5289 * tree-if-conv.c (is_false_predicate): New function.
5290 (predicate_mem_writes): Use it.
5292 2016-04-20 Richard Biener <rguenther@suse.de>
5294 PR tree-optimization/70726
5295 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5296 shift amounts from a pattern stmt operand.
5298 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5301 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5302 stack_restore_from_fpr pattern when restoring r15.
5303 (s390_optimize_prologue): Strip away the memory barrier in the
5304 parallel when trying to get rid of restore insns.
5305 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5306 definition for loading the stack pointer from an FPR. Compared to
5307 the normal move insn this pattern includes a full memory barrier.
5309 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5312 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5313 implicitly linear or lastprivate iterator on the outer context.
5315 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5317 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5319 * config/i386/i386.md (ssememalign): Removed.
5320 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5322 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5325 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5326 const short * to __builtin_ia32_loaddquhi512_mask.
5327 (_mm512_maskz_loadu_epi16): Likewise.
5328 (_mm512_mask_storeu_epi16): Pass short * to
5329 __builtin_ia32_storedquhi512_mask.
5330 (_mm512_mask_loadu_epi8): Pass const char * to
5331 __builtin_ia32_loaddquqi512_mask.
5332 (_mm512_maskz_loadu_epi8): Likewise.
5333 (_mm512_mask_storeu_epi8): Pass char * to
5334 __builtin_ia32_storedquqi512_mask.
5335 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5336 const double * to __builtin_ia32_loadupd512_mask.
5337 (_mm512_mask_loadu_pd): Likewise.
5338 (_mm512_maskz_loadu_pd): Likewise.
5339 (_mm512_storeu_pd): Pass double * to
5340 __builtin_ia32_storeupd512_mask.
5341 (_mm512_mask_storeu_pd): Likewise.
5342 (_mm512_loadu_ps): Pass const float * to
5343 __builtin_ia32_loadups512_mask.
5344 (_mm512_mask_loadu_ps): Likewise.
5345 (_mm512_maskz_loadu_ps): Likewise.
5346 (_mm512_storeu_ps): Pass float * to
5347 __builtin_ia32_storeups512_mask.
5348 (_mm512_mask_storeu_ps): Likewise.
5349 (_mm512_mask_loadu_epi64): Pass const long long * to
5350 __builtin_ia32_loaddqudi512_mask.
5351 (_mm512_maskz_loadu_epi64): Likewise.
5352 (_mm512_mask_storeu_epi64): Pass long long *
5353 to __builtin_ia32_storedqudi512_mask.
5354 (_mm512_loadu_si512): Pass const int * to
5355 __builtin_ia32_loaddqusi512_mask.
5356 (_mm512_mask_loadu_epi32): Likewise.
5357 (_mm512_maskz_loadu_epi32): Likewise.
5358 (_mm512_storeu_si512): Pass int * to
5359 __builtin_ia32_storedqusi512_mask.
5360 (_mm512_mask_storeu_epi32): Likewise.
5361 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5362 char * to __builtin_ia32_storedquqi256_mask.
5363 (_mm_mask_storeu_epi8): Likewise.
5364 (_mm256_mask_loadu_epi16): Pass const short * to
5365 __builtin_ia32_loaddquhi256_mask.
5366 (_mm256_maskz_loadu_epi16): Likewise.
5367 (_mm_mask_loadu_epi16): Pass const short * to
5368 __builtin_ia32_loaddquhi128_mask.
5369 (_mm_maskz_loadu_epi16): Likewise.
5370 (_mm256_mask_loadu_epi8): Pass const char * to
5371 __builtin_ia32_loaddquqi256_mask.
5372 (_mm256_maskz_loadu_epi8): Likewise.
5373 (_mm_mask_loadu_epi8): Pass const char * to
5374 __builtin_ia32_loaddquqi128_mask.
5375 (_mm_maskz_loadu_epi8): Likewise.
5376 (_mm256_mask_storeu_epi16): Pass short * to.
5377 __builtin_ia32_storedquhi256_mask.
5378 (_mm_mask_storeu_epi16): Pass short * to.
5379 __builtin_ia32_storedquhi128_mask.
5380 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5381 const double * to __builtin_ia32_loadupd256_mask.
5382 (_mm256_maskz_loadu_pd): Likewise.
5383 (_mm_mask_loadu_pd): Pass onst double * to
5384 __builtin_ia32_loadupd128_mask.
5385 (_mm_maskz_loadu_pd): Likewise.
5386 (_mm256_mask_storeu_pd): Pass double * to
5387 __builtin_ia32_storeupd256_mask.
5388 (_mm_mask_storeu_pd): Pass double * to
5389 __builtin_ia32_storeupd128_mask.
5390 (_mm256_mask_loadu_ps): Pass const float * to
5391 __builtin_ia32_loadups256_mask.
5392 (_mm256_maskz_loadu_ps): Likewise.
5393 (_mm_mask_loadu_ps): Pass const float * to
5394 __builtin_ia32_loadups128_mask.
5395 (_mm_maskz_loadu_ps): Likewise.
5396 (_mm256_mask_storeu_ps): Pass float * to
5397 __builtin_ia32_storeups256_mask.
5398 (_mm_mask_storeu_ps): ass float * to
5399 __builtin_ia32_storeups128_mask.
5400 (_mm256_mask_loadu_epi64): Pass const long long * to
5401 __builtin_ia32_loaddqudi256_mask.
5402 (_mm256_maskz_loadu_epi64): Likewise.
5403 (_mm_mask_loadu_epi64): Pass const long long * to
5404 __builtin_ia32_loaddqudi128_mask.
5405 (_mm_maskz_loadu_epi64): Likewise.
5406 (_mm256_mask_storeu_epi64): Pass long long * to
5407 __builtin_ia32_storedqudi256_mask.
5408 (_mm_mask_storeu_epi64): Pass long long * to
5409 __builtin_ia32_storedqudi128_mask.
5410 (_mm256_mask_loadu_epi32): Pass const int * to
5411 __builtin_ia32_loaddqusi256_mask.
5412 (_mm256_maskz_loadu_epi32): Likewise.
5413 (_mm_mask_loadu_epi32): Pass const int * to
5414 __builtin_ia32_loaddqusi128_mask.
5415 (_mm_maskz_loadu_epi32): Likewise.
5416 (_mm256_mask_storeu_epi32): Pass int * to
5417 __builtin_ia32_storedqusi256_mask.
5418 (_mm_mask_storeu_epi32): Pass int * to
5419 __builtin_ia32_storedqusi128_mask.
5420 * config/i386/i386-builtin-types.def (PCSHORT): New.
5422 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5423 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5424 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5425 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5426 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5427 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5428 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5429 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5430 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5431 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5432 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5433 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5434 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5435 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5436 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5437 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5438 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5439 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5440 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5441 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5442 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5443 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5444 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5445 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5446 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5447 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5448 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5449 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5450 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5451 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5452 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5453 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5454 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5455 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5456 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5457 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5458 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5459 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5460 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5461 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5462 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5463 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5464 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5465 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5466 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5467 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5468 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5469 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5470 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5472 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5473 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5475 (ix86_expand_vector_move_misalign): Likewise.
5476 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5477 to scalar function prototype for unaligned load/store builtins.
5478 (ix86_expand_special_args_builtin): Updated.
5479 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5480 (UNSPEC_STOREU): Likewise.
5481 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5482 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5483 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5484 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5485 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5486 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5487 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5488 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5489 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5490 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5491 (<avx512>_storedqu<mode>_mask): Likewise.
5492 (*sse4_2_pcmpestr_unaligned): Likewise.
5493 (*sse4_2_pcmpistr_unaligned): Likewise.
5494 (*mov<mode>_internal): Renamed to ...
5495 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5496 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5497 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5498 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5500 2016-04-19 Richard Biener <rguenther@suse.de>
5502 PR tree-optimization/70171
5503 * tree-ssa-phiprop.c: Include stor-layout.h.
5504 (phiprop_insert_phi): Handle the aggregate copy case.
5505 (propagate_with_phi): Likewise.
5507 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5510 instead of simplify_gen_subreg (... , 0).
5511 (ix86_delegitimize_address): Ditto.
5512 (ix86_split_divmod): Ditto.
5513 (ix86_split_copysign_const): Ditto.
5514 (ix86_split_copysign_var): Ditto.
5515 (ix86_expand_args_builtin): Ditto.
5516 (ix86_expand_round_builtin): Ditto.
5517 (ix86_expand_special_args_builtin): Ditto.
5518 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5519 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5520 (udivmodqi4): Ditto.
5521 (absneg splitters): Ditto.
5522 (*jcc_bt<mode>_1): Ditto.
5524 2016-04-19 Richard Biener <rguenther@suse.de>
5526 PR tree-optimization/70724
5527 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5528 restoring out from ...
5529 (free_scc_vn): ... here.
5530 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5531 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5533 (pass_fre::execute): Restore SSA info.
5535 2016-04-19 Richard Biener <rguenther@suse.de>
5537 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5538 * gimple-walk.c (walk_gimple_op): Initialize it.
5539 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5540 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5541 remapping SSA names of defs.
5542 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5545 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5548 * lra-constraints.c (equiv_substition_p): New.
5549 (process_alt_operands): Use it.
5550 (swap_operands): Swap it.
5551 (curr_insn_transform): Update it.
5553 2016-04-18 Michael Matz <matz@suse.de>
5555 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5556 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5557 * tree-core.h (tree_type_common.align): Use bit-field.
5558 (tree_type_common.spare): New.
5559 (tree_decl_common.off_align): Make smaller.
5560 (tree_decl_common.align): Use bit-field.
5562 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5563 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5564 (scan_sharing_clauses): Ditto.
5565 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5566 (omp_finish_file): Ditto.
5567 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5568 (layout_decl): Ditto.
5569 (relayout_decl): Ditto.
5570 (finalize_record_size): Use SET_TYPE_ALIGN.
5571 (finalize_type_size): Ditto.
5572 (finish_builtin_struct): Ditto.
5573 (layout_type): Ditto.
5574 (initialize_sizetypes): Ditto.
5575 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5576 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5577 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5578 (get_chain_field): Ditto.
5579 (get_trampoline_type): Ditto.
5580 (get_nl_goto_field): Ditto.
5581 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5583 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5584 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5585 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5586 (build_qualified_type): Use SET_TYPE_ALIGN.
5587 (build_aligned_type, build_range_type_1): Ditto.
5588 (build_atomic_base): Ditto.
5589 (build_common_tree_nodes): Ditto.
5590 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5591 (expand_one_stack_var_at): Ditto.
5592 * coverage.c (build_var): Use SET_DECL_ALIGN.
5593 * except.c (init_eh): Ditto.
5594 * function.c (assign_parm_setup_block): Ditto.
5595 * symtab.c (increase_alignment_1): Ditto.
5596 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5597 * tree-vect-stmts.c (ensure_base_align): Ditto.
5598 * varasm.c (align_variable): Ditto.
5599 (assemble_variable): Ditto.
5600 (build_constant_desc): Ditto.
5601 (output_constant_def_contents): Ditto.
5603 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5604 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5605 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5606 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5607 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5609 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5612 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5613 replace %vmovsd with "%vmovq".
5614 (vec_concatv2df): Likewise.
5616 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5618 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5619 (*vec_extractv2si_0): Ditto.
5620 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5621 (zero_extended_scalar_load_operand splitters): Ditto.
5622 (vec_extract splitters): Ditto.
5623 (*vec_extractv4si_0_zext): Ditto.
5624 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5626 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5627 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5628 (*sse4_1_extractps): Use lowpart_subreg.
5629 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5631 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5633 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5635 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5636 Mention Solaris 11 packaging changes.
5637 Update gas and gld requirements.
5638 Remove reference to pre-Solaris 10 bug.
5639 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5641 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5644 2016-04-17 Jan Hubicka <jh@suse.cz>
5646 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5647 max_loop_iterations_int.
5649 2016-04-18 Richard Biener <rguenther@suse.de>
5651 PR tree-optimization/43434
5652 * tree-ssa-structalias.c (struct vls_data): New.
5653 (visit_loadstore): Handle all pointer-based accesses.
5654 (compute_dependence_clique): Compute a bitmap of restrict tags
5655 assigned bases and pass it to visit_loadstore.
5657 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5660 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5661 armv8.1-a and armv8.1-a+crc.
5663 2016-04-18 Richard Biener <rguenther@suse.de>
5665 PR tree-optimization/70701
5666 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5667 references after translating through a memcpy.
5669 2016-04-18 Richard Biener <rguenther@suse.de>
5671 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5672 (compute_antic): ... here. For partial antic use regular
5673 postorder and scrap iteration.
5674 (compute_partial_antic_aux): Remove unused return value.
5675 (init_pre): Do not allocate postorder.
5676 (fini_pre): Do not free postorder.
5678 2016-04-18 Richard Biener <rguenther@suse.de>
5681 * expmed.c (extract_bit_field_1): Remove broken case
5682 using a wider MODE_INT mode.
5684 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5686 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5687 unless compiling with at least GCC-4.8.
5689 2016-04-17 Jan Hubicka <jh@suse.cz>
5692 * graphite.c (graphite_finalize): Update call to
5693 tree_estimate_probability.
5694 * predict.h (tree_estimate_probability): Update prototype.
5696 2016-04-17 Jan Hubicka <jh@suse.cz>
5698 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5699 (tree_estimate_probability): Likewise.
5700 (pass_profile::execute): Update.
5701 (report_predictor_hitrates): New function.
5702 * profile.c (compute_branch_probabilities): Use it.
5703 * predict.h (report_predictor_hitrates): Declare.
5705 2016-04-17 Jan Hubicka <jh@suse.cz>
5708 * cgraph.h (cgraph_node::set_const_flag,
5709 cgraph_node::set_pure_flag): Update prototype to return bool;
5711 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5712 of interposable symbol are interposable, too.
5713 (cgraph_set_const_flag_1): Rename to ...
5714 (set_const_flag_1): ... this one; change to self recursive function
5715 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5716 clearnig the flag in all variants and also virtual thunks of const
5717 functions are pure; track if any change was done.
5718 (cgraph_node::set_const_flag): Update.
5719 (struct set_pure_flag_info): New struct.
5720 (cgraph_set_pure_flag_1): Rename to ...
5721 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5722 rather than pointer encoded flags; track if any changes was done;
5723 handle correctly clearning flag and setting flag of aliases already
5725 (cgraph_node::set_pure_flag): Update.
5726 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5728 2016-04-17 Tom de Vries <tom@codesourcery.com>
5731 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5734 2016-04-17 Tom de Vries <tom@codesourcery.com>
5736 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5737 '{}<> ' as escape-for-record.
5739 2016-04-17 Tom de Vries <tom@codesourcery.com>
5741 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5744 2016-04-17 Tom de Vries <tom@codesourcery.com>
5747 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5748 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5749 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5750 * passes.c (finish_optimization_passes): Only call
5751 finish_graph_dump_file if dfi->graph_dump_initialized.
5752 (execute_function_dump, pass_init_dump_file): Use
5753 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5755 2016-04-17 Tom de Vries <tom@codesourcery.com>
5757 PR tree-optimization/70256
5758 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5759 (debug_varmap): New function.
5761 2016-04-17 Tom de Vries <tom@codesourcery.com>
5764 * passes.c (pass_manager::register_pass): Propagate pflags.
5766 2016-04-17 Tom de Vries <tom@codesourcery.com>
5769 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5770 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5771 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5772 check if it's equal to p_start.
5773 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5775 2016-04-15 Jan Hubicka <jh@suse.cz>
5778 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5779 function does not bind to current def.
5780 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5781 handle conservatively calls to functions that does not need to bind
5783 (check_call): Update call of worse_state.
5784 (ignore_edge_for_nothrow): Update.
5785 (ignore_edge_for_pure_const): Likewise.
5786 (propagate_pure_const): Update calls to worse_state.
5787 (skip_function_for_local_pure_const): Reformat comments.
5789 2016-04-15 Jan Hubicka <jh@suse.cz>
5792 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5793 (cgraph_node::function_symbol): Likewise.
5794 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5795 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5796 (symtab_node::ultimate_alias_target): Add REF parameter.
5797 (symtab_node::binds_to_current_def_p): Declare.
5798 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5799 (cgraph_node::function_symbol): Likewise.
5800 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5801 (cgraph_node::get_availability): Likewise.
5802 (cgraph_edge::binds_to_current_def_p): New inline function.
5803 (varpool_node::get_availability): Add REF parameter.
5804 (varpool_node::ultimate_alias_target): Likewise.
5805 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5806 (symtab_node::binds_to_current_def_p): Likewise.
5807 * varpool.c (varpool_node::get_availability): Likewise.
5809 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5812 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5813 Fix mode size check.
5815 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5817 * BASE-VER: Set to 7.0.0.
5819 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5821 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5823 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5825 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5826 architecture revisions.
5828 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5830 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5831 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5832 * config/i386/i386.md (stack decrement to push peepholes): Guard
5833 with !x86_using_red_zone ().
5835 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5838 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5839 to dump_generic_node.
5840 (NIY): Pass also flags to do_niy.
5842 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5844 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5845 (simd_clone_vector_of_formal_parm_types)
5846 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5847 (simd_clone_mangle, simd_clone_create)
5848 (simd_clone_adjust_return_type, create_tmp_simd_array)
5849 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5850 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5851 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5852 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5853 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5854 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5855 * omp-simd-clone.c: ... this new file.
5856 (simd_clone_vector_of_formal_parm_types): Make it static.
5857 * Makefile.in (OBJS): Add omp-simd-clone.o.
5859 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5862 * config/i386/sse.md: Use proper memory operand modifiers.
5865 2016-04-15 Richard Biener <rguenther@suse.de>
5866 Alan Modra <amodra@gmail.com>
5868 PR tree-optimization/70130
5869 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5870 when alignment stays not the same and no not use the realign
5873 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5876 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5877 direct move handlers for KFmode. Change TFmode handlers test from
5878 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5880 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5883 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5884 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5885 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5886 * tree-ssa-live.c (remove_unused_scope_block_p): When
5887 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5888 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5889 block_ultimate_origin is FUNCTION_DECL.
5890 (remove_unused_locals): If current_function_decl is
5891 polymorphic_ctor_dtor_p, pass initial true to
5892 remove_unused_scope_block_p' is_ctor_dtor_block.
5894 2016-04-14 Martin Sebor <msebor@redhat.com>
5899 * doc/extend.texi (Variable Length): Revert.
5901 2016-04-14 Marek Polacek <polacek@redhat.com>
5902 Jan Hubicka <hubicka@ucw.cz>
5905 * tree.c (verify_type): Disable the canonical type of main variant
5908 2016-04-14 Jason Merrill <jason@redhat.com>
5910 * cfgexpand.c, expr.c: Revert previous change.
5912 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5915 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5916 when building a mem ref for the incoming reduction variable.
5918 2016-04-14 Richard Biener <rguenther@suse.de>
5920 PR tree-optimization/70614
5921 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5922 loop if the evolution dropped to chrec_dont_know.
5923 (interpret_condition_phi): Likewise.
5925 2016-04-14 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/70623
5928 * tree-ssa-pre.c (changed_blocks): Make global ...
5929 (compute_antic): ... local here. Move and fix worklist
5930 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5931 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5932 worklist handling, dump when ANTIC_IN changed.
5933 (compute_partial_antic_aux): Remove worklist handling.
5934 (init_pre): Do not compute post dominators. Add a comment about
5935 the CFG order chosen.
5936 (fini_pre): Do not free post dominators.
5938 2016-04-13 Martin Sebor <msebor@redhat.com>
5943 * doc/extend.texi (Variable Length): Document C++ specifics.
5945 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5948 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5949 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5950 eh edges have been purged.
5953 * tree-sra.c (create_access_replacement,
5954 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5956 * tree-pretty-print.c (dump_fancy_name): New function.
5957 (dump_decl_name, dump_generic_node): Use it.
5959 2016-04-13 Jason Merrill <jason@redhat.com>
5961 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5962 * expr.c (expand_expr_real_1): Likewise.
5964 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5966 * config/i386/i386.md (kunpckhi): Swap operands.
5967 (kunpcksi): Likewise.
5968 (kunpckdi): Likewise.
5969 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5970 (vec_pack_trunc_<mode>): Likewise.
5972 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5975 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5978 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5979 gimplification turns some element into non-constant.
5982 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5983 * explow.c (convert_memory_address_addr_space_1): No longer static,
5984 add NO_EMIT argument and don't call convert_modes if true, pass
5985 it down recursively, remove break after return.
5986 (convert_memory_address_addr_space): Adjust caller.
5987 * simplify-rtx.c (simplify_unary_operation_1): Call
5988 convert_memory_address_addr_space_1 instead of convert_memory_address,
5989 if it returns NULL, don't simplify.
5991 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5994 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5996 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5999 Bump the upper SIMDLEN limits, so that if the return type or
6000 characteristic type if the return type is void can be passed in
6001 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6004 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6007 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6008 Do not use "=" constraint on an input constraint.
6009 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6010 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6011 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6012 generates (neg (abs ...)) instead of (abs ...).
6014 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6016 PR rtl-optimization/70596
6017 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6018 just invalidate LRA data and reset them. Adjust dump wording.
6020 2016-04-12 Martin Liska <mliska@suse.cz>
6023 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6025 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6027 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6028 max_loop_iterations_int.
6029 (tree_unswitch_outer_loop): Likewise.
6030 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6031 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6033 2016-04-12 Tom de Vries <tom@codesourcery.com>
6035 PR tree-optimization/68756
6036 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6037 instead of new_name.
6039 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6041 PR tree-optimization/70602
6042 * tree-sra.c (generate_subtree_copies): Don't write anything into
6043 constant pool decls.
6045 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6046 regardless whether there are depend clauses or not.
6048 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6051 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6052 target attribute and pragma from changing the -mfloat128
6053 and -mfloat128-hardware options.
6055 * doc/extend.texi (Additional Floating Types): Document PowerPC
6056 __float128 restrictions.
6058 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6061 * config/aarch64/driver-aarch64.c
6062 (aarch64_get_extension_string_for_isa_flags): New.
6063 (arch_extension): Rename to...
6064 (aarch64_arch_extension): ...This.
6065 (ext_to_feat_string): Rename to...
6066 (aarch64_extensions): ...This.
6067 (aarch64_core_data): Keep track of architecture extension flags.
6068 (cpu_data): Rename to...
6069 (aarch64_cpu_data): ...This.
6070 (aarch64_arch_driver_info): Keep track of architecture extension
6072 (get_arch_name_from_id): Rename to...
6073 (get_arch_from_id): ...This, change return type.
6074 (host_detect_local_cpu): Update and reformat for renames, handle
6075 extensions through common infrastructure.
6077 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6080 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6081 track of a canonical flag name.
6082 (all_extensions): Likewise.
6083 (arch_to_arch_name): Also track extension flags enabled by the arch.
6084 (all_architectures): Likewise.
6085 (aarch64_parse_extension): Move to here.
6086 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6088 (aarch64_rewrite_selected_cpu): Update for above change.
6089 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6090 are handled, such that the single explicit value enabled by an
6091 extension is kept seperate from the implicit values it also enables.
6092 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6094 (aarch64_parse_extension): New.
6095 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6096 here to config/aarch64/aarch64-protos.h.
6097 (aarch64_parse_extension): Move from here to
6098 common/config/aarch64/aarch64-common.c.
6099 (aarch64_option_print): Update.
6100 (aarch64_declare_function_name): Likewise.
6101 (aarch64_start_file): Likewise.
6102 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6103 the canonical flag for extensions.
6104 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6107 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6109 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6112 2016-04-09 Tom de Vries <tom@codesourcery.com>
6114 PR tree-optimization/68953
6115 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6116 first to last subscript.
6118 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6120 PR tree-optimization/70586
6121 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6124 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6128 PR tree-optimization/70373
6132 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6133 clauses for acc parallel reductions as necessary. Error on those
6135 * omp-low.c (scan_sharing_clauses): Don't install variables which
6136 are used in acc parallel reductions.
6137 (lower_rec_input_clauses): Remove dead code.
6138 (lower_oacc_reductions): Add support for reference reductions.
6139 (lower_reduction_clauses): Remove dead code.
6140 (lower_omp_target): Don't remap variables appearing in acc parallel
6142 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6144 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6147 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6148 with multiple SSA_NAME defs, force the outputs other than first
6149 to be live before calling live_track_process_def on each output.
6151 PR rtl-optimization/70574
6152 * fwprop.c (forward_propagate_and_simplify): Don't add
6153 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6154 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6155 paradoxical subregs within *loc.
6157 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6159 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6160 -ftree-parallelize-loops={0,1}.
6161 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6162 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6163 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6164 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6165 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6167 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6170 * asan.c (instrument_derefs): If we get unknown location, extract it
6172 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6174 2016-04-08 Tom de Vries <tom@codesourcery.com>
6176 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6177 implicit firstprivate clause.
6179 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6182 * config/arm/thumb2.md (tst + branch-> lsls + branch
6183 peephole below *orsi_not_shiftsi_si): Require that condition
6184 register is dead after the peephole.
6185 (second peephole after the above): Likewise.
6187 2016-04-08 Alan Modra <amodra@gmail.com>
6190 * builtins.c (fold_builtin_classify): For IBM extended precision,
6191 look at just the high-order double to test for NaN.
6192 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6193 test just the high double for Inf but both doubles for subnormal
6196 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6198 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6199 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6200 node->simdclone->mask_mode != VOIDmode masks.
6201 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6202 earlier, use it instead of node->simdclone.
6203 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6204 Set clonei->mask_mode.
6206 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6209 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6210 Pass it through to cp_parser_already_scoped_statement.
6211 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6212 it through to cp_parser_statement.
6213 (cp_parser_statement): Pass IF_P through to
6214 cp_parser_iteration_statement.
6215 (cp_parser_pragma): Adjust call to
6216 cp_parser_iteration_statement.
6218 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6221 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6222 resolve a future -Wparentheses warning.
6223 * omp-low.c (scan_sharing_clauses): Likewise.
6224 * tree-parloops.c (eliminate_local_variables): Likewise.
6226 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6228 PR rtl-optimization/70398
6229 * lra-constraints.c (process_address_1): Check zero scale and code
6230 for reloading with zero scale.
6232 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6234 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6235 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6237 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6239 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6240 Add support for AVX512F clones, include them by default for
6241 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6242 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6246 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6247 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6248 firstprivate clauses.
6249 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6250 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6251 (lower_omp_target): Set TREE_NO_WARNING for
6252 non-addressable possibly uninitialized vars which are copied into
6253 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6255 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6257 * config/pa/predicates.md (integer_store_memory_operand): Accept
6258 REG+D operands with a large offset when reload_in_progress is true.
6259 (floating_point_store_memory_operand): Likewise.
6261 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6264 * match.pd (nested int casts): Limit to GIMPLE.
6266 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6269 * ipa-devirt.c (maybe_record_node): Fix comment; use
6270 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6272 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6274 PR rtl-optimization/70542
6275 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6276 if there are any uses other than insn or debug insns.
6278 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6279 Jakub Jelinek <jakub@redhat.com>
6281 PR tree-optimization/70509
6282 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6283 Shift HOST_WIDE_INT_1U instead of 1.
6285 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6287 PR tree-optimization/70509
6288 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6289 of the vector base type for index.
6291 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6294 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6296 2016-04-05 Richard Biener <rguenther@suse.de>
6298 PR tree-optimization/70526
6299 * tree-sra.c (build_ref_for_offset): Use prev_base to
6300 extract the alias pointer type.
6302 2016-04-05 Richard Biener <rguenther@suse.de>
6304 * dse.c (struct store_info): Remove alias_set member.
6305 (struct read_info_type): Likewise.
6306 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6307 spill_deleted, clear_alias_set_lookup): Remove.
6308 (get_group_info): Remove dead base == NULL_RTX case.
6309 (dse_step0): Remove initialization of removed variables.
6310 (delete_dead_store_insn): Reomve alias set dumping.
6311 (free_read_records): Remove alias_set handling.
6312 (canon_address): Remove alias_set_out parameter.
6313 (record_store): Remove spill_alias_set, it's always zero.
6314 (check_mem_read_rtx): Likewise.
6315 (dse_step2): Rename from ...
6316 (dse_step2_nospill): ... this. Adjust.
6317 (scan_stores): Rename from ...
6318 (scan_stores_nospill): ... this.
6319 (scan_reads): Rename from ...
6320 (scan_reads_nospill): ... this.
6321 (scan_stores_spill, scan_reads_spill): Remove.
6322 (dse_step3_scan): Remove for_spills argument which is always false.
6323 (dse_step3): Likewise.
6324 (dse_step5): Rename from ...
6325 (dse_step5_nospill): ... this. Remove alias_set handling.
6326 (rest_of_handle_dse): Adjust.
6328 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6331 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6332 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6333 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6334 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6336 2016-04-05 Richard Biener <rguenther@suse.de>
6339 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6340 non-register type temporaries into SSA.
6342 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6345 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6346 calls when sanitizing.
6347 (possible_polymorphic_call_target_p): Fix formatting.
6349 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6350 Jakub Jelinek <jakub@redhat.com>
6353 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6354 to ensure a call statement is compatible with a built-in's
6356 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6359 2016-04-04 Richard Biener <rguenther@suse.de>
6361 PR rtl-optimization/70484
6362 * rtl.h (canon_output_dependence): Declare.
6363 * alias.c (canon_output_dependence): New function.
6364 * dse.c (record_store): Use canon_output_dependence rather
6365 than canon_true_dependence.
6367 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6370 * cgraph.h (symtab_node::copy_visibility_from): New function.
6371 * symtab.c (symtab_node::copy_visibility_from): New function.
6372 * ipa-visibility.c (optimize_weakref): New function.
6373 (function_and_variable_visibility): Use it.
6375 2016-04-04 Martin Liska <mliska@suse.cz>
6378 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6379 value that is really in range handled by SBR instruction.
6380 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6381 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6382 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6384 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6388 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6389 set, but not for SP_REG operands.
6391 2016-04-02 Martin Sebor <msebor@redhat.com>
6394 * fold-const.c (maybe_nonzero_address): New function.
6395 (fold_comparison): Call it. Fold equality and relational
6396 expressions involving null pointers.
6397 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6399 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6401 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6402 the "Y" constraint (scalar FP 0.0 immediate).
6404 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6405 Add the "const_double" to the list of operand constraints.
6407 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6409 PR rtl-optimization/70467
6410 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6411 If low word of the last operand is 0, just emit addition/subtraction
6414 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6417 * config/s390/s390.c (s390_expand_insv): Check for everything
6418 constant instead of just VOIDmode stuff.
6420 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6423 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6425 2016-04-01 Nathan Sidwell <nathan@acm.org>
6427 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6429 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6431 PR rtl-optimization/70461
6432 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6435 2016-03-31 Martin Liska <mliska@suse.cz>
6438 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6439 a tree value or an immediate integer value to a buffer
6440 that is eventually copied to a BRIG section.
6441 (emit_immediate_operand): Call the function here.
6442 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6443 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6444 of class' fields that are removed.
6445 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6446 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6447 m_brig_repr_size fields.
6449 2016-03-31 Martin Liska <mliska@suse.cz>
6452 * hsa-gen.c (hsa_function_representation::update_dominance): New
6454 (convert_addr_to_flat_segment): Likewise.
6455 (gen_hsa_memory_set): New alignment argument.
6456 (gen_hsa_ctor_assignment): Likewise.
6457 (gen_hsa_insns_for_single_assignment): Provide alignment
6458 to gen_hsa_ctor_assignment.
6459 (gen_hsa_insns_for_direct_call): Add new argument.
6460 (expand_lhs_of_string_op): New function.
6461 (expand_string_operation_builtin): Likewise.
6462 (expand_memory_copy): New function.
6463 (expand_memory_set): New function.
6464 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6465 (convert_switch_statements): Change signature.
6466 (generate_hsa): Use a return value of the function.
6467 (pass_gen_hsail::execute): Do not call
6468 convert_switch_statements here.
6469 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6470 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6471 (hsa_function_representation::update_dominance): New function.
6473 2016-03-31 Martin Liska <mliska@suse.cz>
6476 * hsa-brig.c (emit_directive_variable): Emit alignment
6477 according to hsa_symbol::m_align.
6478 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6479 (dump_hsa_symbol): Dump alignment of HSA symbols.
6480 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6481 (gen_hsa_addr_with_align): New function.
6482 (hsa_bitmemref_alignment): Use newly added function.
6483 (gen_hsa_insns_for_load): Likewise.
6484 (gen_hsa_insns_for_store): Likewise.
6485 (gen_hsa_memory_copy): New argument added.
6486 (gen_hsa_insns_for_single_assignment): Respect
6487 alignment for assignments processed via gen_hsa_memory_copy.
6488 (gen_hsa_insns_for_direct_call): Likewise.
6489 (gen_hsa_insns_for_return): Likewise.
6490 (gen_function_def_parameters): Set default alignment.
6491 * hsa.c (hsa_object_alignment): New function.
6492 (hsa_byte_alignment): Pasted function.
6493 * hsa.h (hsa_symbol::m_align): New field.
6495 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6497 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6498 scratch field for goto case.
6500 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6502 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6504 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6507 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6508 (scalar_chain::convert_insn): Call convert_op for reg
6509 moves to handle undefined registers.
6511 2016-03-31 Nathan Sidwell <nathan@acm.org>
6514 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6515 Assert we don't want to move backwards.
6517 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6520 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6522 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6524 PR rtl-optimization/70460
6525 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6526 with operand from REG_LABEL_OPERAND, instead substitute
6527 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6528 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6530 2016-03-31 Martin Liska <mliska@suse.cz>
6532 * passes.c (execute_one_pass): Do not call
6533 todo_after for a discarded function.
6535 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6537 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6538 (no_cost, infinite_cost): Initialize the new field.
6539 (get_computation_cost_at): Record setup cost.
6540 (determine_use_iv_cost_address): Skip cost computation for sub
6541 uses if we can estimate it without losing accuracy.
6543 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6545 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6547 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6548 max_loop_iterations_int.
6549 (tree_unswitch_outer_loop): Likewise.
6550 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6551 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6553 2016-03-30 Richard Biener <rguenther@suse.de>
6556 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6558 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6561 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6562 in gen_blendm expander.
6564 2016-03-30 Nick Clifton <nickc@redhat.com>
6567 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6568 case where we are already provided with an SImode SUBREG.
6570 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6573 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6574 conflict between DRAP register and __builtin_eh_return.
6576 2016-03-30 Michael Matz <matz@suse.de>
6577 Richard Biener <rguenther@suse.de>
6580 * ipa-polymorphic-call.c (struct type_change_info): Change
6581 speculative to an unsigned allowing to limit the work we do.
6582 (csftc_abort_walking_p): New inline function..
6583 (check_stmt_for_type_change): Limit the number of may-defs
6584 skipped for speculative devirtualization to
6585 max-speculative-devirt-maydefs.
6586 * params.def (max-speculative-devirt-maydefs): New param.
6587 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6589 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6592 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6595 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6597 PR tree-optimization/59124
6598 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6599 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6601 2016-03-29 Jeff Law <law@redhat.com>
6603 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6605 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6607 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6610 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6612 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6613 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6614 gcrt0.o if linking dynamically.
6616 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6619 * ipa-devirt.c (methods_equal_p): New function.
6620 (compare_virtual_tables): Use it.
6621 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6622 * cgraphclones.c (clone_function_name_1): Use
6623 symbol_table::symbol_suffix_separator.
6624 * coverage.c (build_var): Likewise.
6625 * symtab.c (symbol_table::symbol_suffix_separator): New.
6627 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6629 PR rtl-optimization/70429
6630 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6631 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6632 mode != result_mode.
6635 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6637 PR tree-optimization/70405
6638 * ssa-iterators.h (num_imm_uses): Add missing braces.
6640 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6642 PR rtl-optimization/68695
6643 * ira-color.c (allocno_copy_cost_saving): New.
6644 (improve_allocation): Use it.
6646 2016-03-29 Richard Henderson <rth@redhat.com>
6649 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6651 2016-03-29 Richard Biener <rguenther@suse.de>
6654 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6655 use alignment returned by get_pointer_alignment_1 if it is
6656 bigger than BITS_PER_UNIT.
6657 * builtins.c (get_pointer_alignment_1): Do not return true
6658 for alignment extracted from SSA info.
6660 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6662 * config/ft32/ft32.opt (mnodiv): New.
6663 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6664 * doc/invoke.texi (FT32 Options -mnodiv): New.
6666 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6669 * config/i386/i386.md (define_split, andn): Fix modes.
6671 2016-03-26 Richard Biener <rguenther@suse.de>
6672 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6675 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6677 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6678 as 2nd argument to cl_optimization_restore().
6680 2016-03-25 Richard Henderson <rth@redhat.com>
6683 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6684 * config/aarch64/aarch64-protos.h: Declare it.
6685 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6687 2016-03-25 Alan Modra <amodra@gmail.com>
6690 * config/rs6000/constraints.md (j): Simplify.
6691 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6693 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6694 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6695 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6696 in all constraint alternatives.
6697 (movtd_64bit_nodm): Delete "j" constraint alternative.
6699 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6701 * tree-ssa-propagate.c: Enhance docs for
6702 SSA_PROP_NOT_INTERESTING.
6704 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6706 * doc/extend.texi: Fix typo in documentation to pure attribute.
6708 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6711 * config/pa/pa.md (bswapdi2): Use a scratch register.
6713 2016-03-24 Richard Henderson <rth@redhat.com>
6716 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6719 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6721 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6722 using ix86_expand_binary_operator instead of gen_andsi3.
6724 2016-03-24 Richard Biener <rguenther@suse.de>
6726 PR tree-optimization/70396
6727 * tree-vect-stmts.c (vectorizable_comparison): Use
6728 get_vectype_for_scalar_type.
6730 2016-03-24 Richard Biener <rguenther@suse.de>
6733 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6734 with register bases.
6736 2016-03-24 Richard Biener <rguenther@suse.de>
6738 PR tree-optimization/70372
6739 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6740 build_all_ones_cst to also handle vector types correctly.
6742 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6745 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6748 2016-03-23 Marek Polacek <polacek@redhat.com>
6751 * doc/invoke.texi: Document -Wignored-attributes.
6753 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6755 PR tree-optimization/69042
6756 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6757 parameter from 30 to 40.
6759 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6761 PR tree-optimization/69042
6762 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6763 for use with constant offset stripped in base.
6765 2016-03-23 Richard Biener <rguenther@suse.de>
6768 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6769 mode compatibility check.
6770 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6772 2016-03-23 Jeff Law <law@redhat.com>
6774 PR tree-optimization/64058
6775 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6777 (struct ssa_conflicts): Move up earlier in the file.
6778 (conflicts_, var_map_): New static variables.
6779 (initialize_conflict_count): New function to initialize the
6780 CONFLICT_COUNT field for each conflict pair.
6781 (compare_pairs): Lazily initialize the conflict count and use it
6782 as the first tie-breaker.
6783 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6784 and wipe conflicts_ and map_ around the call to qsort. Remove
6785 special case for 2 coalesce pairs.
6786 * bitmap.c (bitmap_count_unique_bits): New function.
6787 (bitmap_count_bits_in_word): New function, extracted from
6789 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6790 * bitmap.h (bitmap_count_unique_bits): Declare it.
6792 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6795 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6796 transparent alias chain for decl assembler name.
6797 * config/sol2.c (solaris_assemble_visibility): Likewise.
6799 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6801 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6803 (v10_fdivs): Likewise.
6804 (v10_fdivd): Likewise.
6806 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6809 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6810 to not call fclose twice on file.
6812 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6814 PR tree-optimization/70354
6815 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6816 oprnd0 is wider than oprnd1 and there is a cast from the wider
6817 type to oprnd1, mask it with the mask of the narrower type.
6820 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6821 Optimize TARGET_STV splitters, if high or low word of last argument
6824 2016-03-22 Jeff Law <law@redhat.com>
6827 tree-ssa-threadbackward.c
6828 (fsm_find_control_statement_thread_paths): Correctly distinguish
6829 between old style jump threads vs FSM jump threads.
6831 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6834 * config/i386/i386.c (scalar_chain::convert_op): Support
6835 uninitialized register usage case.
6837 2016-03-22 Richard Biener <rguenther@suse.de>
6840 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6842 (capture::gen_transform): ... to change behavior when substituting
6843 a condition into cond or not-cond expr context.
6844 (dt_simplify::gen_1): Adjust.
6845 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6846 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6847 last change and instead change to
6848 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6849 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6851 2016-03-22 Anthony Green <green@moxielogic.com>
6853 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6854 issue for moxiebox targets.
6855 (CC1PLUS_SPEC): Ditto.
6857 2016-03-22 Richard Biener <rguenther@suse.de>
6860 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6863 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6865 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6867 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6870 * config/i386/i386.c (def_builtin): Handle
6871 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6873 (const struct builtin_description bdesc_special_args[]):
6874 Remove duplicate ISA bits.
6876 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6879 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6880 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6881 in a way that works also for AVX512BW.
6884 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6885 instead of source if operands[1] is xmm16 and above and
6886 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6887 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6890 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6891 on assign if (*from_p) is a comparison, set it to
6892 TREE_NO_WARNING (*from_p).
6894 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6897 * lra.c (restore_scratches): Ignore deleted insns.
6899 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6900 Jakub Jelinek <jakub@redhat.com>
6902 PR tree-optimization/70317
6903 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6906 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6910 of ix86_expand_move.
6912 (movti): Use general_operand for operand 1 predicate.
6914 2016-03-21 Martin Liska <mliska@suse.cz>
6916 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6918 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6920 2016-03-21 Martin Liska <mliska@suse.cz>
6923 * ipa-icf.c (sem_function::parse): Skip static
6924 constructors and destructors.
6926 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6929 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6930 function-like macro, peek following token(s) if it is followed
6931 by CPP_OPEN_PAREN token with optional padding in between, and
6932 if not, don't treat it like a macro.
6934 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6935 Alexander Monakov <amonakov@ispras.ru>
6937 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6938 for the stabs debug format.
6940 2016-03-21 Richard Biener <rguenther@suse.de>
6942 PR tree-optimization/70310
6943 * tree-vect-generic.c (expand_vector_condition): Fold the built
6946 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6949 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6950 Block third alternative for AVX-512VL target,
6952 2016-03-21 Martin Liska <mliska@suse.cz>
6955 * hsa-brig.c (emit_function_directives): Mark unemitted
6956 global variables for emission.
6957 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6958 (get_symbol_for_decl): Likewise.
6959 * hsa.h (struct hsa_symbol): New flag.
6961 2016-03-21 Richard Biener <rguenther@suse.de>
6963 PR tree-optimization/70288
6964 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6965 we do not estimate unsimplified all-constant conditionals or
6966 switches as optimized away.
6968 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6970 PR rtl-optimization/69102
6971 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6972 when we have a readonly dependency context.
6974 2016-03-18 Jeff Law <law@redhat.com>
6976 PR rtl-optimization/70263
6977 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6978 (update_equiv_regs): When trying to move a store to after the insn
6979 that sets the source of the store, make sure the store occurs after
6980 the insn that sets the source of the store. When successful note
6981 the REG_EQUIV note created in the dump file.
6983 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6984 Bernd Schmidt <bschmidt@redhat.com>
6986 * doc/extend.texi: Document more potential problems with basic asms.
6988 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6990 PR rtl-optimization/70278
6991 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6994 2016-03-18 Jason Merrill <jason@redhat.com>
6996 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6998 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7000 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7001 values to 128b regs.
7003 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7005 PR tree-optimization/70252
7006 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7007 boolean vector has a proper number of elements.
7008 (supportable_narrowing_operation): Likewise.
7010 2016-03-18 Tom de Vries <tom@codesourcery.com>
7013 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7015 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7017 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7018 instead of replace_rtx for DEBUG_INSNs.
7020 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7022 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7023 load type reservations.
7025 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7028 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7029 define_constraint for "Q" and "T" constraints.
7031 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7033 Tweak the pipeline model for Exynos M1
7035 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7038 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7041 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7042 where one or both locations aren't within a line_map.
7044 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7047 * opts.c (finish_options): Don't set flag_pie to the default if
7048 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7051 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7053 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7054 true as ALL_REGS argument to replace_rtx.
7056 2016-03-17 Richard Biener <rguenther@suse.de>
7059 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7062 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7065 * rtl.h (replace_rtx): Add ALL_REGS argument.
7066 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7067 equality and assert mode is the same, instead of just rtx pointer
7069 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7070 true as ALL_REGS argument to replace_rtx.
7072 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7074 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7075 for boolean vector with vector mode only.
7076 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7078 2016-03-17 Nick Clifton <nickc@redhat.com>
7081 * config/rx/rx.c (rx_print_integer): Print negative constants in
7084 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7087 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7089 2016-03-16 Richard Henderson <rth@redhat.com>
7090 Richard Biener <rguenth@suse.de>
7095 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7096 first operand as is_gimple_condexpr.
7101 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7102 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7103 Do not gimplify the result.
7104 (do_unop): Adjust call to tree_vec_extract.
7105 (do_binop): Likewise.
7106 (do_compare): Likewise.
7107 (do_plus_minus): Likewise.
7108 (do_negate): Likewise.
7109 (expand_vector_condition): Likewise.
7110 (do_cond): Likewise.
7112 2016-03-16 Richard Henderson <rth@redhat.com>
7115 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7116 (aarch64_classify_address): Use it.
7117 (aarch64_legitimize_address): Force all subexpressions of PLUS
7118 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7120 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7121 Richard Biener <rguenth@suse.de>
7124 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7125 return to even if only REGNO is equal, and assert
7128 2016-03-11 Jeff Law <law@redhat.com>
7130 PR rtl-optimization/70224
7131 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7133 2016-03-16 Richard Henderson <rth@redhat.com>
7136 * function.h (struct function): Add has_forced_label_in_static.
7137 * gimplify.c (force_labels_r): Set it.
7138 * lto-streamer-in.c (input_struct_function_base): Read it.
7139 * lto-streamer-out.c (output_struct_function_base): Write it.
7140 * tree-inline.c (has_label_address_in_static_1): Remove.
7141 (copy_forbidden): Remove fndecl parameter; test
7142 has_forced_label_in_static.
7143 (inline_forbidden_p): Update call to copy_forbidden.
7144 (tree_versionable_function_p): Likewise.
7145 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7146 (chkp_versioning): Likewise.
7147 * tree-inline.h (copy_forbidden): Update decl.
7149 2016-03-16 Marek Polacek <polacek@redhat.com>
7152 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7153 function being thunked if the result type doesn't have fixed size.
7154 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7155 doesn't have fixed size.
7157 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7159 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7160 reporting malformed loop nest.
7162 2016-03-16 Tom de Vries <tom@codesourcery.com>
7165 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7166 nodes.length () == 1 test to before first nodes[0] access.
7168 2016-03-16 Tom de Vries <tom@codesourcery.com>
7170 PR tree-optimization/68715
7171 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7174 2016-03-16 Tom de Vries <tom@codesourcery.com>
7176 PR tree-optimization/68809
7177 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7180 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7181 Sandra Loosemore <sandra@codesourcery.com>
7183 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7184 on leaf attribute. Mention ELF interposition problems.
7186 2016-03-16 Alan Modra <amodra@gmail.com>
7188 PR rtl-optimization/69195
7189 PR rtl-optimization/47992
7190 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7193 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7196 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7198 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7200 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7202 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7204 PR rtl-optimization/70222
7205 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7206 optimization if mode is different from result_mode, queue up masking
7207 of the result in outer_op. Formatting fix.
7210 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7213 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7215 PR rtl-optimization/69032
7216 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7217 looping backwards over basic block insns.
7219 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7222 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7223 to non-speculative when propagating trap bits.
7225 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7227 PR rtl-optimization/63384
7228 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7231 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7234 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7235 factored out from ...
7236 (sched_analyze_insn): ... here.
7237 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7238 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7239 get_implicit_reg_pending_clobbers in it.
7240 (setup_id_reg_sets): Use setup_id_implicit_regs.
7241 (deps_init_id): Ditto.
7243 2016-03-15 Tom de Vries <tom@codesourcery.com>
7246 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7248 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7249 execute_function_dump.
7250 (execute_one_pass): Don't dump function if it will be dumped after ipa
7253 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7255 * genrecog.c (match_pattern_2): If pred is NULL don't call
7256 safe_predicate_mode on it.
7258 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7261 * lra-constraints.c (delete_move_and_clobber): Change assertion
7262 to also allow dregno == 0.
7264 2016-03-14 Richard Henderson <rth@redhat.com>
7267 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7268 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7269 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7270 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7273 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7276 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7278 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7280 * lra-constraints.c (split_reg): For hard regs, try to find the
7281 biggest single-register mode used in the function.
7283 2016-03-14 Richard Biener <rguenther@suse.de>
7285 PR tree-optimization/56365
7286 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7287 constants to compare against.
7289 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7292 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7293 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7294 (define_split for the GPR case): Use int_reg_operand instead of
7295 gpc_reg_operand for the output.
7297 2016-03-14 Tom de Vries <tom@codesourcery.com>
7299 PR tree-optimization/70045
7300 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7301 create_empty_if_region_on_edge argument.
7303 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7305 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7306 (STACK_CHECK_PROTECT): Likewise.
7307 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7308 (STACK_CHECK_PROTECT): Likewise.
7309 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7310 (STACK_CHECK_PROTECT): Likewise.
7311 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7312 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7313 (STACK_CHECK_PROTECT): Likewise.
7315 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7317 PR rtl-optimization/69307
7318 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7319 registers in modes that span more than one register.
7321 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7324 * lra-constraints.c (delete_move_and_clobber): New.
7325 (remove_inheritance_pseudos): Use it.
7327 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7330 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7331 the libcall is LCT_THROW.
7332 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7333 for the checking routine.
7335 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7338 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7339 optimization if we have direct move.
7340 (roundu32<mode>2_fprs): Likewise.
7342 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7345 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7347 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7348 Arguments swapped. All callers changed. Take reg_renumber into
7349 account, and Calculate and compare register ranges for hard regs.
7351 2016-03-11 Jeff Law <law@redhat.com>
7353 PR tree-optimization/70190
7354 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7355 Handle cases where we can not extract the taken edge, even though we
7356 found a constant value.
7358 PR tree-optimization/64058
7359 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7360 (num_coalesce_pairs): Move up earlier in file.
7361 (find_coalesce_pair): Initialize the INDEX field for each pair
7363 (compare_pairs): No longer sort on the elements in each pair.
7364 Instead break ties with the index of the coalesce pair.
7366 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7369 * config/aarch64/aarch64-protos.h
7370 (aarch64_save_restore_target_globals): New prototype.
7371 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7372 Call the above when popping pragma.
7373 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7375 (aarch64_set_current_function): Rewrite using the above.
7377 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7379 PR tree-optimization/70177
7380 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7381 (extract_ops_from_tree): ... this. In the 2 argument
7382 overload remove _1 suffix.
7383 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7384 (extract_ops_from_tree): ... this.
7385 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7387 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7388 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7389 extract_ops_from_tree instead of 2 operand one.
7391 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7393 PR tree-optimization/70013
7394 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7395 for constant-pool entries.
7397 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7399 PR rtl-optimization/70174
7400 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7401 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7403 PR tree-optimization/70169
7404 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7405 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7408 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7409 Jakub Jelinek <jakub@redhat.com>
7412 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7413 of uninitialized values.
7415 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7417 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7419 ("*trunctddd2"): New pattern definition.
7420 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7423 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7425 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7426 definitions for BFP and DFP rounding modes.
7427 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7428 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7429 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7430 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7433 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7435 * config/s390/constraints.md: Adjust comment.
7436 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7437 s390_decompose_addrstyle_without_index.
7438 * config/s390/predicates.md (shift_count_or_setmem_operand):
7439 Rename to setmem_operand.
7440 * config/s390/s390-protos.h
7441 (s390_decompose_shift_count): Rename to
7442 s390_decompose_addrstyle_without_index.
7443 * config/s390/s390.c (s390_decompose_shift_count)
7444 (s390_mem_constraint, print_shift_count_operand)
7445 (print_operand_address, print_operand): Rename
7446 s390_decompose_shift_count to
7447 s390_decompose_addrstyle_without_index and rename
7448 print_shift_count_operand to print_addrstyle_operand troughout the
7450 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7451 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7452 Rename shift_count_or_setmem_operand to setmem_operand.
7453 * config/s390/vx-builtins.md ("vec_insert<mode>")
7454 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7457 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7460 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7461 Handle overlapping retval and newval.
7463 2016-03-10 Nick Clifton <nickc@redhat.com>
7466 * config/aarch64/aarch64.c
7467 (aarch64_override_options_after_change_1): When forcing
7468 flag_omit_frame_pointer to be true, use a special value that can
7469 be detected if this function is called again, thus preventing
7470 flag_omit_leaf_frame_pointer from being forced to be false.
7472 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7474 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7475 Set x_flag_omit_leaf_frame_pointer when handling
7476 -momit-leaf-frame-pointer.
7478 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7481 * cgraph.c (cgraph_node::dump): Dump split_part and
7482 indirect_call_target.
7483 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7484 * ipa.c (has_addr_references_p): Cleanup.
7485 (is_indirect_call_target_p): New.
7486 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7487 called indirectly as local.
7488 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7490 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7493 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7494 on cxa_pure_virtual.
7496 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7499 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7501 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7504 * tree.c (need_assembler_name_p): Only record main variant type names.
7506 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7509 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7510 Always define to 0 or 1.
7511 (TARGET_FIX_ERR_A53_843419): New macro.
7512 * config/aarch64/aarch64-elf-raw.h
7513 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7514 * config/aarch64/aarch64-linux.h: Likewise.
7515 * config/aarch64/aarch64.c
7516 (aarch64_override_options_after_change_1): Do not default
7517 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7519 (aarch64_attributes): Handle fix-cortex-a53-843419.
7520 (aarch64_can_inline_p): Likewise.
7521 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7523 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7524 Jakub Jelinek <jakub@redhat.com>
7526 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7527 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7528 DECL_COMMONS if flag_unconstrained_commons is set.
7529 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7530 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7531 (funconstrained-commons): Document.
7533 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7535 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7536 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7538 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7540 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7541 has a proper number of elements.
7543 2016-03-10 Alan Modra <amodra@gmail.com>
7545 PR rtl-optimization/69195
7546 PR rtl-optimization/47992
7547 * ira.c (recorded_label_ref): Delete.
7548 (update_equiv_regs): Return void.
7549 (indirect_jump_optimize): New function.
7550 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7551 before regstat_compute_ri. Don't rebuild_jump_labels here.
7552 Delete update_regstat.
7554 2016-03-10 Richard Biener <rguenther@suse.de>
7556 PR tree-optimization/70128
7557 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7558 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7560 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7562 PR tree-optimization/70152
7563 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7564 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7567 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7568 instead of gen_sse2_loadlpd.
7569 * config/i386/sse.md (*vec_concatv2df): Rename to...
7570 (vec_concatv2df): ... this.
7572 PR tree-optimization/70127
7573 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7575 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7579 * diagnostic-show-locus.c (compatible_locations_p): New function.
7580 (layout::layout): Sanitize ranges using compatible_locations_p.
7582 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7586 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7587 location_range param with three const expanded_locations * and a
7589 (layout::layout): Replace call to
7590 rich_location::lazily_expand_location with get_expanded_location.
7591 Extract the range and perform location expansion here, passing
7592 the results to the layout_range ctor.
7593 * diagnostic.c (source_range::debug): Delete.
7594 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7595 of rich_location::get_expanded_location.
7596 * gcc-rich-location.c (get_range_for_expr): Delete.
7597 (gcc_rich_location::add_expr): Reimplement to avoid the
7598 rich_location::add_range overload that took a location_range,
7599 passing a location_t instead.
7601 2016-03-09 Richard Biener <rguenther@suse.de>
7602 Jakub Jelinek <jakub@redhat.com>
7604 PR tree-optimization/70138
7605 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7606 Also skip vect_double_reduction_def.
7608 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7611 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7612 if the operand is "m".
7614 2016-03-09 Nathan Sidwell <nathan@acm.org>
7616 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7618 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7620 * config/i386/i386.c (processor_target_table): Fix cost table
7621 intialization order for znver1.
7623 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7625 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7626 - becuase -> because.
7627 * ipa-reference.c (ignore_module_statics): Likewise.
7628 * cgraph.c (cgraph_node::get_body): Likewise.
7629 * ipa-inline.c (early_inliner): Likewise.
7630 * ipa-devirt.c (types_same_for_odr): Likewise.
7631 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7632 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7634 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7636 * tree-ssa-math-opts.c: Fix typo in comment.
7638 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7641 * config/i386/i386.c (scalar_chain::make_vector_copies,
7642 scalar_chain::convert_reg): Call end_sequence in between
7643 get_insns and emit_conversion_insns rather than after both
7646 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.h (machine_function): Add
7650 pc_thunk_call_expanded flag.
7651 (ix86_pc_thunk_call_expanded): New define.
7652 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7653 (*set_got): Rename insn pattern from set_got.
7654 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7655 * config/i386/i386.c (ix86_compute_frame_layout): Use
7656 ix86_pc_thunk_call_expanded to prevent red-zone.
7658 2016-03-07 Martin Jambor <mjambor@suse.cz>
7660 * hsa.h (hsa_get_ctor_statements): Declare.
7661 (hsa_get_dtor_statements): Likewise.
7662 (hsa_get_kernel_dispatch_type): Likewise.
7663 * hsa.c (hsa_get_ctor_statements): New function.
7664 (hsa_get_dtor_statements): Likewise.
7665 (hsa_get_kernel_dispatch_type): Likewise.
7666 * hsa-brig.c (hsa_cdtor_statements): Removed.
7667 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7668 hsa_get_dtor_statements.
7669 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7670 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7672 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7674 * config/arm/arm-cores.def (cortex-r8): New.
7675 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7676 * config/arm/arm-tune.md: Likewise.
7677 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7679 2016-03-07 Martin Sebor <msebor@redhat.com>
7681 PR rtl-optimization/19705
7682 * doc/invoke.texi (Options That Control Optimization): Clarify
7683 -fno-branch-count-reg.
7685 2016-02-26 Richard Biener <rguenther@suse.de>
7686 Jeff Law <law@redhat.com>
7688 PR tree-optimization/69740
7689 * cfghooks.c (remove_edge): Request loop fixups if we delete
7690 an edge that might turn an irreducible loop into a natural
7692 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7693 Move after definition of loops_state_clear.
7695 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7697 PR rtl-optimization/69052
7698 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7701 2016-03-07 Tom de Vries <tom@codesourcery.com>
7703 PR tree-optimization/70116
7704 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7705 is_tm_ending stmts and ubsan/asan internal functions.
7706 (find_duplicate): Use it. Don't test is_tm_ending here.
7708 2016-03-07 Richard Biener <rguenther@suse.de>
7710 PR tree-optimization/70115
7711 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7712 (propagate_constants_for_unrolling): Use replace_uses_by.
7714 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7717 * omp-low.c (struct oacc_loop): Add ifns.
7718 (new_oacc_loop_raw): Initialize it.
7719 (finish_oacc_loop): Clear mask & flags if no ifns.
7720 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7721 (oacc_loop_xform_loop): Add ifns arg & adjust.
7722 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7724 2016-03-07 Richard Henderson <rth@redhat.com>
7727 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7728 (insert_value_copy_on_edge): Likewise.
7730 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7732 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7734 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7737 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7739 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7741 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7743 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7745 Fix sseimul type attribute.
7746 * config/i386/znver1.md
7747 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7748 znver1_sseimul_avx256_load) : Fix the type attribute.
7749 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7750 pipe usage and latency.
7752 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7755 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7756 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7759 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7762 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7764 PR rtl-optimization/69941
7765 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7766 the reg share its mode.
7768 2016-03-04 Jeff Law <law@redhat.com>
7770 PR tree-optimization/69196
7771 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7772 If the both SSA_NAMEs are anonymous, then consider them unassociated
7773 and include the PHI in the statement count.
7775 2016-03-05 Tom de Vries <tom@codesourcery.com>
7777 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7778 construct in oacc routine. Check for oacc region in oacc routine.
7780 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7783 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7784 2016-02-22 changes, instead don't recurse if RECUR is already true.
7785 Don't change *dynamic_check if RECUR. Adjust recursive caller
7786 to pass true to the new argument.
7787 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7790 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7791 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7793 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7795 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7797 PR rtl-optimization/57676
7798 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7801 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7803 * tree-vect-patterns.c (search_type_for_mask): Handle
7804 comparison of booleans.
7806 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7808 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7812 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7813 all other ops that have dw_val_class_die_ref operands,
7814 and DW_OP_GNU_entry_value.
7816 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7818 PR rtl-optimization/69904
7819 * config/arm/arm.c (arm_cannot_copy_insn_p):
7820 Return true for load-exclusive instructions.
7822 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7825 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7826 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7827 the pattern no matter if it is used just by non-pattern, pattern
7829 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7830 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7831 oprnd1 def_stmt is in pattern, don't look through it.
7833 2016-03-03 Marek Polacek <polacek@redhat.com>
7836 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7838 2016-03-03 Martin Liska <mliska@suse.cz>
7840 PR tree-optimization/70043
7841 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7842 previous statement if we see a debug statement.
7844 2016-03-03 Richard Biener <rguenther@suse.de>
7846 PR tree-optimization/55936
7847 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7848 parameter and guard unsafe equivalence use.
7849 (vrp_evaluate_conditional_warnv_with_ops): Always use
7850 safe equivalences but not via the quadratic compare_names
7853 2016-03-03 Michael Collison <michael.collison@linaro.org>
7856 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7857 for operand 1 to s_register_operand. Change predicate for operand
7858 2 to arm_not_immediate_operand.
7860 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7862 * doc/tm.texi: Regenerated.
7864 2016-03-02 Richard Henderson <rth@redhat.com>
7867 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7868 simplification when all args are positive non-fixed registers.
7870 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7872 * target.def (lra_p): Specify that new ports should use LRA.
7874 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7877 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7878 gimplify_type_sizes the type they refer to.
7879 (omp_notice_variable): Handle reference vars to VLAs.
7880 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7881 reference to VLA decls in the second pass instead of first pass.
7883 2016-03-02 Tom de Vries <tom@codesourcery.com>
7885 PR tree-optimization/68659
7886 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7887 new_expr == NULL_TREE.
7888 (get_new_name): Handle ADDR_EXPR.
7890 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7892 PR rtl-optimization/69052
7893 * loop-invariant.c (canonicalize_address): New function.
7894 (inv_can_prop_to_addr_use): Check validity of address expression
7895 which is canonicalized by above function.
7897 2016-03-02 Alan Modra <amodra@gmail.com>
7900 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7903 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7906 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7907 (*movhi_internal): Put mask moves from and to memory separately
7908 from moves from/to GPRs.
7910 2016-03-02 Richard Biener <rguenther@suse.de>
7912 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7913 GENERIC expressions in GIMPLE.
7915 2016-03-02 Richard Biener <rguenther@suse.de>
7917 * config/i386/i386.c (type_natural_mode): Fix typo.
7919 2016-03-02 Nick Clifton <nickc@redhat.com>
7921 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7923 2016-03-02 Richard Biener <rguenther@suse.de>
7924 Uros Bizjak <ubizjak@gmail.com>
7927 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7929 2016-03-02 Richard Biener <rguenther@suse.de>
7932 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7934 2016-03-02 Marek Polacek <polacek@redhat.com>
7937 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7938 "is promoted to" warning.
7940 2016-03-01 DJ Delorie <dj@redhat.com>
7942 * config.gcc: Deprecate mep-*.
7944 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7947 * lra-constraints.c (regno_val_use_in): New.
7948 (match_reload): Use it instead of regno_use_in.
7950 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7952 PR rtl-optimization/70007
7953 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7954 references present in REG_EQUAL notes attached to non-SET patterns.
7956 2016-03-01 Jeff Law <law@redhat.com>
7958 PR tree-optimization/69196
7959 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7960 Appropriately clamp the number of statements to copy when the
7961 thread path does not traverse a loop backedge.
7963 PR tree-optimization/69196
7964 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7965 Do count some PHIs in the thread path against the insn count. Decrease
7966 final statement count by one as the control statement in the last
7967 block will get removed. Remove special cased code for handling PHIs
7970 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7973 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7974 asm dialect alternatives to explicit GOTPCREL calls.
7976 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7979 * ira.c (do_reload): Issue warning for generic stack checking here...
7980 * reload1.c (reload): ...instead of here and streamline it.
7982 2016-03-01 Nick Clifton <nickc@redhat.com>
7984 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7986 2016-03-01 Richard Biener <rguenther@suse.de>
7988 PR tree-optimization/69983
7989 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7990 types and fall back to operand_equal_p.
7992 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7995 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7997 * config/s390/constraints.md ("jm8"): New constraint.
7998 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8000 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8002 ("*setmem_long<setmem_and>"): New pattern.
8003 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8005 ("*setmem_long_31z<setmem_and>"): New pattern.
8006 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8007 New substitution rules with the required attributes.
8010 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8013 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8015 * gensupport.c (process_substs_on_one_elem): Split loop to
8016 complete mark_operands_used_in_match_dup on all expressions in the
8018 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8019 and remove function.
8021 2016-03-01 Richard Biener <rguenther@suse.de>
8024 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8025 vector BIT_FIELD_REF extract.
8027 2016-03-01 Richard Biener <rguenther@suse.de>
8029 PR tree-optimization/69994
8030 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8032 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8034 PR tree-optimization/69956
8035 * tree-vect-stmts.c (supportable_widening_operation): Support
8036 multi-step conversion of boolean vectors.
8037 (supportable_narrowing_operation): Likewise.
8039 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8041 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8044 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8046 * config/s390/subst.md (DSI_VI): New mode iterator.
8047 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8048 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8049 the insn definition.
8050 ("*vec_set<mode>"): Change predicate and add alternative to
8051 support only either register or const_int operands as element
8053 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8055 ("vec_extract<mode>"): New expander.
8056 ("*vec_extract<mode>"): New insn definition supporting reg and
8057 const_int element selectors.
8058 ("*vec_extract<mode>_plus"): New insn definition supporting
8059 reg+const_int element selectors.
8060 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8061 following expander+insn definition.
8062 ("<vec_shifts_name><mode>3"): New expander.
8063 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8065 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8067 * config/s390/s390.md ("*tabort_1"): Change predicate to
8068 nonmemory_operand. Add a second alternative to cover
8069 register as well as const int operands.
8070 ("*tabort_1_plus"): New pattern definition.
8072 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8074 * config/s390/s390.md ("*ashrdi3_cc_31")
8075 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8076 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8077 Merge insn definitions into ...
8078 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8079 New pattern definition.
8080 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8081 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8082 ("*ashr<mode>3_and"): Merge insn definitions into ...
8083 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8084 New pattern definition.
8085 * config/s390/subst.md ("addr_style_op_cc_subst")
8086 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8087 substitutions patterns plus attributes.
8088 Add ashiftrt to SUBST iterator.
8090 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8092 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8093 op2 to nonmemory_operand.
8094 ("*<shift>di3_31", "*<shift>di3_31_and"):
8095 Merge into single pattern definition ...
8096 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8097 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8098 pattern definition ...
8099 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8100 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8103 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8105 * config/s390/predicates.md (const_int_6bitset_operand): New
8107 * config/s390/s390.md: Include subst.md.
8108 ("rotl<mode>3"): New expander.
8109 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8111 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8112 * config/s390/subst.md: New file.
8114 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8116 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8117 Remove RRR type. It doesn't really exist.
8118 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8120 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8121 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8122 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8123 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8124 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8125 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8126 `enabled' attribute.
8128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8130 * gensupport.c (process_substs_on_one_elem): Split loop to
8131 complete mark_operands_used_in_match_dup on all expressions in the
8133 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8134 and remove function.
8136 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8139 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8140 (CEIL_NWORDS): ...this. Use CEIL macro.
8141 (compute_fp_layout): Adjust to above renaming.
8142 (function_arg_union_value): Likewise.
8143 (sparc_arg_partial_bytes): Likewise.
8144 (sparc_function_arg_advance): Likewise.
8146 2016-02-29 Jeff Law <law@redhat.com>
8148 PR tree-optimization/70005
8149 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8150 where an object with a boolean range is compared against a value
8153 PR tree-optimization/69999
8154 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8155 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8158 2016-02-29 Richard Biener <rguenther@suse.de>
8160 PR tree-optimization/69994
8161 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8162 (get_unary_op): Look through nop conversions.
8163 (ops_equal_values_p): New function, look for equality diregarding
8165 (eliminate_plus_minus_pair): Use ops_equal_values_p
8166 (repropagate_negates): Do not use get_unary_op here.
8168 2016-02-29 Martin Liska <mliska@suse.cz>
8170 * system.h: Poison ENABLE_CHECKING macro.
8172 2016-02-29 Martin Liska <mliska@suse.cz>
8174 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8175 is presented in dump flags.
8176 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8177 (hsa_regalloc): Likewise.
8179 2016-02-19 Richard Biener <rguenther@suse.de>
8181 PR tree-optimization/69980
8182 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8183 permutation of those we need to keep.
8185 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8188 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8189 (NWORDS_UP): ...this
8190 (init_cumulative_args): Minor tweaks.
8191 (sparc_promote_function_mode): Likewise.
8192 (scan_record_type): Delete.
8193 (traverse_record_type): New function template.
8194 (classify_data_t): New structure type.
8195 (classify_registers): New inline function.
8196 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8197 exhausted. Instantiate traverse_record_type on classify_registers and
8198 deal with the case of a structure passed in slot #15 with no FP field
8200 (assign_data_t): New structure type.
8201 (compute_int_layout): New static function.
8202 (compute_fp_layout): Likewise.
8203 (count_registers): New inline function.
8204 (assign_int_registers): New static function.
8205 (assign_fp_registers): Likewise.
8206 (assign_registers): New inline function.
8207 (function_arg_record_value_1): Delete.
8208 (function_arg_record_value_2): Likewise.
8209 (function_arg_record_value_3): Likewise.
8210 (function_arg_record_value): Adjust to above changes. Instantiate
8211 traverse_record_type on count_registers to first count the number of
8212 registers to be used and then on assign_registers to assign them.
8213 (function_arg_union_value): Adjust to above renaming.
8214 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8215 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8216 case of a structure passed in slot #15
8217 (sparc_function_arg_advance): Likewise.
8218 (function_arg_padding): Minor tweak.
8220 2016-02-29 Richard Biener <rguenther@suse.de>
8222 PR tree-optimization/69720
8223 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8224 the adjustment_def path for possibly vectorized defs.
8225 (vect_create_epilog_for_reduction): Handle vectorized initial
8228 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8230 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8232 2016-02-27 Jeff Law <law@redhat.com>
8235 2016-02-26 Richard Biener <rguenther@suse.de>
8236 Jeff Law <law@redhat.com>
8238 PR tree-optimization/69740
8239 * cfghooks.c (remove_edge): Request loop fixups if we delete
8240 an edge that might turn an irreducible loop into a natural
8243 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8245 PR rtl-optimization/69896
8246 * tree-vect-generic.c (get_compute_type): Avoid single element
8249 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8251 Rename the AArch64 tuning option and related functions to enable the
8252 Newton series for the reciprocal square root to reflect its
8253 approximative characteristic.
8255 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8256 function to "aarch64_emit_approx_rsqrt".
8257 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8258 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8259 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8260 (xgene1_tunings): Likewise.
8261 (use_rsqrt_p): Likewise.
8262 (aarch64_emit_swrsqrt): Use new function name.
8263 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8264 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8265 text explaining this option.
8266 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8268 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8271 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8272 complain about -mallow-movmisalign without -mvsx if
8273 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8275 2016-02-26 Joel Sherrill <joel@rtems.org>
8277 * config.gcc: Add x86_64-*-rtems*.
8278 * config/i386/rtems-64.h: New file.
8280 2016-02-26 Joel Sherrill <joel@rtems.org>
8282 * config.gcc: Add aarch64-*-rtems*.
8283 * config/aarch64/rtems.h: New file.
8285 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8288 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8289 shift amount using %h. Add comment.
8291 2016-02-26 Richard Biener <rguenther@suse.de>
8292 Jeff Law <law@redhat.com>
8294 PR tree-optimization/69740
8295 * cfghooks.c (remove_edge): Request loop fixups if we delete
8296 an edge that might turn an irreducible loop into a natural
8299 2016-02-26 Martin Jambor <mjambor@suse.cz>
8302 * tree-sra.c (sra_modify_assign): Do not remove loads of
8303 uninitialized aggregates to SSA_NAMEs.
8305 2016-02-26 Richard Henderson <rth@redhat.com>
8308 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8309 pseudo in case the target rtx matches the source of the left
8312 2016-02-26 Martin Jambor <mjambor@suse.cz>
8315 * hsa.h (hsa_type_packed_p): Declare.
8316 * hsa.c (hsa_type_packed_p): New function.
8317 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8319 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8320 * hsa-brig.c (emit_basic_insn): Likewise.
8322 2016-02-26 Martin Jambor <mjambor@suse.cz>
8325 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8327 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8329 2016-02-26 Martin Jambor <mjambor@suse.cz>
8331 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8332 hsa_op_with_type operands.
8333 (hsa_unsigned_type_for_type): Declare.
8334 * hsa.c (hsa_unsigned_type_for_type): New function.
8335 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8336 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8337 the finalizer. Do not emit extra move.
8339 2016-02-26 Martin Jambor <mjambor@suse.cz>
8341 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8342 atomic operations in private segment.
8344 2016-02-26 Martin Jambor <mjambor@suse.cz>
8346 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8347 statements to wi->info. Also disallow omp simd constructs.
8348 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8349 for not gridifying. Dump special string for omp_for.
8351 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8354 * config/aarch64/aarch64.c (aarch64_set_current_function):
8355 Save/restore target globals when switching to
8356 target_option_default_node.
8358 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8361 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8362 Return 0 if !SHIFT_COUNT_TRUNCATED.
8364 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8365 Eric Botcazou <ebotcazou@adacore.com>
8367 PR rtl-optimization/69891
8368 * dse.c (scan_insn): If we can't figure out memset arguments
8369 or they are non-constant, call clear_rhs_from_active_local_stores.
8371 2016-02-26 Martin Liska <mliska@suse.cz>
8373 * doc/extend.texi: Mention clog10, clog10f an clog10l
8374 in Builtins section.
8376 2016-02-26 Martin Liska <mliska@suse.cz>
8378 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8380 (resolve_args_picking_1): Likewise.
8381 * dwarf2out.h (struct GTY): Likewise.
8383 2016-02-26 Martin Liska <mliska@suse.cz>
8385 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8387 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8389 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8390 Martin Liska <mliska@suse.cz>
8392 * doc/install.texi: Mention --enable-valgrind-annotations.
8394 2016-02-26 Richard Biener <rguenther@suse.de>
8396 PR tree-optimization/69551
8397 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8398 looking through aliases adjust DECL_PT_UID to refer to the
8399 ultimate alias target.
8401 2016-02-25 Martin Liska <mliska@suse.cz>
8404 * alloc-pool.c (after_memory_report): New variable.
8405 * alloc-pool.h (base_pool_allocator ::release): Do not use
8406 the infrastructure if after_memory_report.
8407 * toplev.c (toplev::main): Mark after memory report.
8409 2016-02-25 Richard Biener <rguenther@suse.de>
8411 PR tree-optimization/48795
8412 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8414 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8417 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8418 offloading is enabled and -fopenacc or -fopenmp is specified.
8419 (CRTOFFLOADEND): Likewise.
8420 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8421 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8422 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8423 (offload_objects_file_name): New static var.
8424 (tool_cleanup): Remove offload_objects_file_name file.
8425 (find_offloadbeginend): Replace with ...
8426 (find_crtoffloadtable): ... this.
8427 (run_gcc): Remove offload_argc and offload_argv.
8428 Get offload_objects_file_name from -foffload-objects=... option.
8429 Read names of object files with offload from this file, pass them to
8430 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8431 don't pass offloadbegin and offloadend to the linker. Don't pass
8432 offload non-LTO files to the linker, because now they're not claimed.
8434 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8437 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8438 on builtin_unreachable.
8440 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8442 PR rtl-optimization/69896
8443 * regcprop.c: Include cfgrtl.h.
8444 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8445 than remembered mode, either delete it (if noop_move_p), or
8446 treat like copy_p but not noop_p instruction.
8448 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8451 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8452 - allow NULL decl for Fortran DW_TAG_common_block variables.
8454 2016-02-24 Jason Merrill <jason@redhat.com>
8456 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8458 2016-02-24 Richard Biener <rguenther@suse.de>
8459 Jakub Jelinek <jakub@redhat.com>
8462 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8463 conditionally executed ops to well-defined overflow behavior.
8465 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8468 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8471 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8473 PR rtl-optimization/69886
8474 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8475 argument. Use it when checking validity of set instructions.
8476 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8477 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8479 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8480 * store-motion.c (find_moveable_store): Update
8481 can_assign_to_reg_without_clobbers_p callsite.
8483 2016-02-24 Richard Biener <rguenther@suse.de>
8486 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8488 (record_nonwrapping_iv): Do not fall back to the low/high bound
8489 for non-constant IV bases if the stmt is not always executed.
8491 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8493 * config/arm/arm-cores.def (cortex-a32): New entry.
8494 * config/arm/arm-tables.opt: Regenerate.
8495 * config/arm/arm-tune.md: Regenerate.
8496 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8497 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8498 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8499 for -mcpu and -mtune.
8501 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8504 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8505 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8506 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8507 (atomic_loaddi_1): Delete.
8508 (atomic_loaddi): Rewrite expander using the above changes.
8510 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8513 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8516 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8517 Richard Biener <rguenth@suse.de>
8520 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8521 set_mem_attributes if tem is SSA_NAME which got expanded
8524 2016-02-24 Richard Biener <rguenther@suse.de>
8526 PR tree-optimization/69907
8527 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8528 end of permutations for BB vectorization.
8530 2016-02-24 Christian Bruel <christian.bruel@st.com>
8532 * config/arm/arm-c.c (arm_option_override): Initialize
8533 target_option_current_node.
8534 * config/arm/arm.c (arm_pragma_target_parse): Replace
8535 build_target_option_node call by target_option_current_node.
8536 Set target_option_current_node.
8539 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8542 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8543 define_insn_and_split to define_insn.
8544 (zero_extendqi<mode>2_dot2): Same.
8545 (extendqi<mode>2_dot): Same.
8546 (extendqi<mode>2_dot2): Same.
8548 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8550 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8551 and add bypass for AES{D,E} and AESMC pairs.
8552 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8555 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8557 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8558 series for reciprocal square root in Exynos M1.
8560 2016-02-23 Martin Sebor <msebor@redhat.com>
8563 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8564 __builtin_alloca_with_align.
8566 2016-02-23 Richard Henderson <rth@redhat.com>
8568 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8569 (ix86_register_pragmas): Remove __seg_tls.
8570 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8571 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8572 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8573 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8574 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8575 * doc/extend.texi (__seg_tls): Remove item.
8577 2016-02-23 Richard Biener <rguenther@suse.de>
8579 * alloc-pool.h (struct allocation_object): Make id member
8580 conditional on CHECKING_P again.
8581 (get_instance): Adjust.
8582 (base_pool_allocator): Likewise.
8584 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8586 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8587 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8589 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8591 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8593 2016-02-23 Richard Biener <rguenther@suse.de>
8595 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8596 * bitmap.h (struct bitmap_usage): Likewise.
8597 (bitmap_move): Declare.
8598 * bitmap.c (register_overhead): Take size_t argument.
8599 (bitmap_move): New function.
8600 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8601 to properly account overhead.
8602 * tree.c (free_node): Use tree_size.
8604 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8607 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8608 when inverting comparison.
8611 * common.opt (Wunreachable-code): Add Warning flag.
8613 2016-02-23 Mark Wielaard <mjw@redhat.com>
8614 Jakub Jelinek <jakub@redhat.com>
8617 * cgraphunit.c (check_global_declaration): Check main_input_filename
8618 and DECL_SOURCE_FILE are not NULL.
8620 2016-02-23 Martin Jambor <mjambor@suse.cz>
8622 PR tree-optimization/69666
8623 * tree-sra.c (sra_modify_assign): Do not attempt to create
8624 default_def replacements for unscalarizable regions.
8626 2016-02-20 Mark Wielaard <mjw@redhat.com>
8629 * cgraphunit.c (check_global_declaration): Check level of
8630 warn_unused_const_variable and main_input_filename.
8631 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8632 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8633 (-Wunused-const-variable): Explain levels 1 and 2.
8635 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8638 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8639 identical arguments. Formatting and spelling fixes.
8642 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8647 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8648 and m68k-devices.def.
8649 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8650 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8652 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8654 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8655 and HImode registers.
8657 2016-02-22 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/69882
8660 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8661 preserve permutations present because of gaps.
8662 (vect_supported_load_permutation_p): Always continue checking
8663 permutations after vect_attempt_slp_rearrange_stmts.
8665 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8667 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8668 min_profitable_estimate, rather than min_profitable_iters.
8670 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8673 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8674 SImode for last match_operand.
8676 2016-02-22 Martin Liska <mliska@suse.cz>
8678 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8679 return bitsize - 1 as the return value.
8681 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8685 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8686 Handle negative shift counts.
8687 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8688 force_reg on the shift constant.
8689 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8690 (lshrsi3_d): Handle negative shift counts.
8692 2016-02-22 Richard Biener <rguenther@suse.de>
8693 Tom de Vries <tom@codesourcery.com>
8695 * graph.c: Include dumpfile.h.
8696 (print_graph_cfg): Split into three overloads.
8697 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8699 2016-02-22 Tom de Vries <tom@codesourcery.com>
8701 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8704 2016-02-22 Richard Biener <rguenther@suse.de>
8707 * ipa-inline-transform.c (inline_call): When not updating
8708 overall summaries adjust self size by the growth estimate.
8709 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8710 hash-set, do not update overall summaries here. Renamed from ...
8711 (inline_to_all_callers): ... this which is now wrapping the
8712 above and performing delayed overall summary update.
8713 (early_inline_small_functions): Delay updating of the overall
8716 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8718 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8721 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8724 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8725 :%* in %:gt() argument.
8726 (greater_than_spec_func): Adjust for expecting only numbers,
8727 if there are more than two numbers, compare the last two.
8729 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8731 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8732 -Wnarrowing with -std.
8734 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8737 * expr.c (store_field): Don't use bit-field path if exp is
8738 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8739 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8740 and the assignment can be performed by bitwise copy. Formatting
8744 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8745 call copy_reg_eh_region_note_forward on before and/or after sequences
8746 and remove note from insn if it no longer can throw.
8749 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8752 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8754 * config/s390/vector.md: Add missing commutative operand markers
8755 to the patterns which qualify for one.
8756 * config/s390/vx-builtins.md: Likewise.
8758 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8760 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8761 types to mode iterators.
8762 (vec_double): ... and mode attribute.
8763 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8765 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8767 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8768 Change the predicate of op2 from nonimmediate to general and let
8769 reload fix it if necessary.
8771 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8773 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8775 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8777 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8780 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8782 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8783 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8784 * config/s390/s390.md ("movstr<P:mode>"): Call
8785 s390_expand_vec_movstr.
8787 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8789 * config/s390/s390.md: Add missing output modifier for operand 1
8790 to print it as address properly.
8792 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8794 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8795 * config/s390/2964.md: New file.
8796 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8797 of insn grouping attributes depending on the CPU level.
8798 (s390_get_unit_mask): New function.
8799 (s390_sched_score): Remove the OOO from the scheduling macros.
8800 Add loop to calculate a score for the instruction mix.
8801 (s390_sched_reorder): Likewise plus improve debug output.
8802 (s390_sched_variable_issue): Rename macros as above. Calculate
8803 the unit distances after actually scheduling an insn. Improve
8805 (s390_sched_init): Clear last_scheduled_unit_distance array.
8806 * config/s390/s390.md: Include 2964.md.
8808 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8811 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8812 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8813 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8814 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8815 *avx512f_<code>v8div16qi2_mask_1): New insns.
8817 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8820 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8823 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8824 earlyclobber from target. Use wF constraint for fused memory
8826 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8828 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8829 Martin Liska <mliska@suse.cz>
8832 * cfgexpand.c (asan_sanitize_stack_p): New function.
8833 (partition_stack_vars): Use the function.
8834 (expand_stack_vars): Likewise.
8835 (defer_stack_allocation): Likewise.
8836 (expand_used_vars): Likewise.
8838 2016-02-18 Richard Biener <rguenther@suse.de>
8841 * fold-const.c (operand_equal_p): Properly compare offsets for
8842 IMAGPART_EXPR and ARRAY_REF.
8844 2016-02-18 Nick Clifton <nickc@redhat.com>
8848 * config/arm/arm.c (arm_option_override_internal): Disable
8849 interworking if the target does not support thumb instructions.
8850 (arm_reload_in_hi): Handle the case where a register to register
8851 move needs reloading because there is no simple pattern to handle
8853 (arm_reload_out_hi): Likewise.
8855 2016-02-18 Richard Biener <rguenther@suse.de>
8858 * match.pd: Don't use fold_binary or fold_unary for folding
8861 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8864 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8865 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8866 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8867 warn on gimple_no_warning_p statements.
8869 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8871 * doc/extend.texi (C++ Attributes): Correct description of
8872 warn_unused type attribute.
8874 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8876 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8877 correct instruction.
8879 2016-02-17 Richard Biener <rguenther@suse.de>
8881 PR rtl-optimization/69609
8882 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8883 (find_traces_1_round): When ending a trace update cached priority
8885 (bb_to_key): Use cached priority when available.
8886 (copy_bb): Initialize cached priority.
8887 (reorder_basic_blocks_software_trace_cache): Likewise.
8889 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8892 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8894 (aarch64_comparison_operator): Break overly long line into two.
8895 (aarch64_comparison_operation): Likewise.
8896 * config/aarch64/aarch64.md (cstorecc4): Use
8897 aarch64_comparison_operator_mode instead of
8898 aarch64_comparison_operator.
8899 (cstore<mode>4): Likewise.
8900 (aarch64_cstore<mode>): Likewise.
8901 (*cstoresi_insn_uxtw): Likewise.
8902 (cstore<mode>_neg): Likewise.
8903 (*cstoresi_neg_uxtw): Likewise.
8905 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8908 * config/arm/predicates.md (arm_comparison_operator_mode):
8910 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8911 instead of arm_comparison_operator.
8912 (*mov_negscc): Likewise.
8913 (*mov_notscc): Likewise.
8914 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8915 (*thumb2_mov_negscc): Likewise.
8916 (*thumb2_mov_negscc_strict_it): Likewise.
8917 (*thumb2_mov_notscc): Likewise.
8918 (*thumb2_mov_notscc_strict_it): Likewise.
8920 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8922 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8925 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8927 * config/visium/visium.c (machine_libfunc_index): New enum.
8928 (machine_libfuncs): New structure.
8929 (visium_libfuncs): New static variable.
8930 (TARGET_INIT_LIBFUNCS): Define to...
8931 (visium_init_libfuncs): ...this. New function.
8932 (expand_block_move_4): Use the appropriate libfunc.
8933 (expand_block_move_2): Likewise.
8934 (expand_block_move_1): Likewise.
8935 (expand_block_set_4): Likewise.
8936 (expand_block_set_2): Likewise.
8937 (expand_block_set_1): Likewise.
8938 (visium_trampoline_init): Likewise.
8940 2016-02-17 Nick Clifton <nickc@redhat.com>
8942 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8943 TI's devices.csv file as of March 2016.
8945 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8948 * opts-global.c (handle_common_deferred_options): Introduce and
8949 initialize two global variables to remember command-line options
8950 specifying a stack-limiting register.
8951 * opts.h: Add extern declarations of the two new global variables.
8952 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8953 variable based on the values of the two new global variables.
8955 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8958 * common.opt (Wnonnull-compare): New warning.
8959 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8960 of arguments against NULL.
8961 (-Wnonnull-compare): Document.
8962 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8963 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8964 * passes.def (pass_warn_nonnull_compare): Add.
8965 * gimple-ssa-nonnull-compare.c: New file.
8967 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8969 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8970 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8972 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8974 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8975 reciprocal sqrt for -mlow-precision-recip-sqrt.
8977 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8978 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8980 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8981 always use lane loads to construct non-constant vectors.
8983 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8985 * config/aarch64/aarch64.md
8986 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8987 constraints for operand 3.
8988 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8990 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8991 Richard Biener <rguenther@suse.de>
8993 PR tree-optimization/69820
8994 * tree-vect-patterns.c (type_conversion_p): Return false if
8995 *orig_type is unsigned single precision or boolean.
8996 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8999 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9001 PR rtl-optimization/69764
9002 PR rtl-optimization/69771
9003 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9004 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9006 2016-02-16 Richard Biener <rguenther@suse.de>
9008 PR tree-optimization/69776
9009 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9011 (indirect_refs_may_alias_p): Likewise.
9012 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9013 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9014 according to tbaa_p.
9015 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9016 (optimize_stmt): For redundant store discovery do not allow tbaa.
9018 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9020 PR tree-optimization/69714
9021 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9022 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9024 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9026 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9027 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9028 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9029 * config/arc/arc.c (arc_init): Check FPU options.
9030 (get_arc_condition_code): Handle new CC_FPU* modes.
9031 (arc_select_cc_mode): Likewise.
9032 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9033 register pair only. Allow access for ARCv2 accumulator.
9034 (gen_compare_reg): Whenever we have FPU support use FPU compare
9036 (arc_reorg): Don't generate brcc insns when FPU compare
9037 instructions are involved.
9038 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9039 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9040 floating point emulation.
9041 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9042 (REVERSE_CONDITION): Add new CC_FPU* modes.
9043 (TARGET_FP_SP_BASE): Define.
9044 (TARGET_FP_DP_BASE): Likewise.
9045 (TARGET_FP_SP_FUSED): Likewise.
9046 (TARGET_FP_DP_FUSED): Likewise.
9047 (TARGET_FP_SP_CONV): Likewise.
9048 (TARGET_FP_DP_CONV): Likewise.
9049 (TARGET_FP_SP_SQRT): Likewise.
9050 (TARGET_FP_DP_SQRT): Likewise.
9051 (TARGET_FP_DP_AX): Likewise.
9052 * config/arc/arc.md (ARCV2_ACC): New constant.
9053 (type): New fpu type attribute.
9054 (SDF): Conditional iterator.
9055 (cstore<mode>, cbranch<mode>): Change expand condition.
9056 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9057 handles FPU/FPX cases as well.
9058 * config/arc/arc.opt (mfpu): New option.
9059 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9061 (adddf3, muldf3, subdf3): Removed.
9062 * config/arc/predicates.md (proper_comparison_operator): Recognize
9064 * config/arc/fpu.md: New file.
9065 * doc/invoke.texi (ARC Options): Document mfpu option.
9067 2016-02-16 Richard Biener <rguenther@suse.de>
9069 PR rtl-optimization/69291
9070 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9071 noce_operand_ok check.
9073 2016-02-16 Tom de Vries <tom@codesourcery.com>
9076 * omp-low.c (simd_clone_create): Remove call to
9077 symtab->call_cgraph_insertion_hooks.
9079 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9081 PR tree-optimization/69802
9082 * tree-ssa-reassoc.c (update_range_test): If op is
9083 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9084 op == 1 test of precision 1 integral op, otherwise handle
9085 that case as op itself. Fix up formatting.
9086 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9089 2016-02-16 Richard Biener <rguenther@suse.de>
9091 PR tree-optimization/69586
9092 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9093 types for conversion sources.
9095 2016-02-16 Richard Biener <rguenther@suse.de>
9098 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9099 mask OEP_ADDRESS_OF.
9101 2016-02-16 Alan Modra <amodra@gmail.com>
9104 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9105 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9106 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9108 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9109 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9110 (p8_fmrgow_<mode>): Likewise.
9111 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9113 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9114 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9115 to use movdi_internal64. Remove op0_di.
9116 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9118 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9120 Add support for the FCCMP insn types
9122 * config/aarch64/aarch64.md (fccmp): Change insn type.
9124 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9125 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9126 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9127 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9128 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9129 * config/arm/types.md (fccmps): Add new insn type.
9132 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9134 * alias.c (get_alias_set): Fix a typo in comment.
9136 2016-02-15 Richard Biener <rguenther@suse.de>
9138 PR tree-optimization/69595
9139 * match.pd: Complete range test simplification to true.
9141 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9143 PR rtl-optimization/69648
9144 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9145 pic_offset_table_rtx.
9147 PR rtl-optimization/69752
9148 * ira.c (update_equiv_regs): When looking for more than a single SET,
9149 also take other side effects into account.
9151 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9153 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9154 for z900+ CPUs in 31-bit mode.
9156 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9158 * common/config/s390/s390-common.c (s390_supports_split_stack):
9160 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9161 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9162 * config/s390/s390.c (struct machine_function): New field
9163 split_stack_varargs_pointer.
9164 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9165 in s390_emit_prologue.
9166 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9168 (morestack_ref): New global.
9169 (SPLIT_STACK_AVAILABLE): New macro.
9170 (s390_expand_split_stack_prologue): New function.
9171 (s390_live_on_entry): New function.
9172 (s390_va_start): Use split-stack vararg pointer if appropriate.
9173 (s390_asm_file_end): Emit the split-stack note sections.
9174 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9175 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9176 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9177 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9178 (split_stack_prologue): New expand.
9179 (split_stack_space_check): New expand.
9180 (split_stack_data): New insn.
9181 (split_stack_call): New expand.
9182 (split_stack_call_*): New insn.
9183 (split_stack_cond_call): New expand.
9184 (split_stack_cond_call_*): New insn.
9186 2016-02-15 Richard Biener <rguenther@suse.de>
9188 PR tree-optimization/69783
9189 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9190 Add trivially correct cases.
9192 2016-02-15 Tom de Vries <tom@codesourcery.com>
9195 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9197 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9199 2016-02-15 Richard Biener <rguenther@suse.de>
9201 PR tree-optimization/69776
9202 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9203 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9204 indicate whether we can use TBAA to disambiguate against stores.
9205 Use alias-set zero if not.
9206 (visit_reference_op_store): Do not use TBAA when looking up
9208 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9209 (eliminate_dom_walker::before_dom_children): But not when looking
9210 up redundant stores.
9212 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9214 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9216 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9218 * config/i386/znver1.md
9219 (znver1_pop, znver1_pop_mem,
9220 znver1_load_imov_double_store,
9221 znver1_load_imov_direct_store,
9222 znver1_load_imov_direct_load,
9223 znver1_load_imov_double_load): Add new.
9224 (znver1_insn, znver1_insn_load): Add icmov type.
9226 znver1_sseavx_fma_load,
9228 znver1_avx256_fma_load): Fix pipe usage.
9230 2016-02-14 Alan Modra <amodra@gmail.com>
9233 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9234 with an invalid hard reg, reload just the reg not the entire
9235 pre/post-inc/dec address expression.
9237 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9240 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9241 fixed R1_REG scratch reg.
9242 (sibcall_value_pcrel_fdpic): Likewise.
9244 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9248 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9250 2016-02-12 Walter Lee <walt@tilera.com>
9252 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9253 * config/tilegx/t-tilegx: Likewise.
9255 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9258 * diagnostic-show-locus.c (struct line_span): New struct.
9259 (layout::get_first_line): Delete.
9260 (layout::get_last_line): Delete.
9261 (layout::get_num_line_spans): New member function.
9262 (layout::get_line_span): Likewise.
9263 (layout::print_heading_for_line_span_index_p): Likewise.
9264 (layout::get_expanded_location): Likewise.
9265 (layout::calculate_line_spans): Likewise.
9266 (layout::m_first_line): Delete.
9267 (layout::m_last_line): Delete.
9268 (layout::m_line_spans): New field.
9269 (layout::layout): Update comment. Replace m_first_line and
9270 m_last_line with m_line_spans, replacing their initialization
9271 with a call to calculate_line_spans.
9272 (diagnostic_show_locus): When printing source lines and
9273 annotations, rather than looping over a single span
9274 of lines, instead loop over each line_span within
9275 the layout, with an inner loop over the lines within them.
9276 Call the context's start_span callback when changing line spans.
9277 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9278 (diagnostic_build_prefix): Break out the building of the location
9279 part of the string into...
9280 (diagnostic_get_location_text): ...this new function, rewriting
9281 it from nested ternary expressions to a sequence of "if"
9283 (default_diagnostic_start_span_fn): New function.
9284 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9285 (diagnostic_context::start_span): New field.
9286 (default_diagnostic_start_span_fn): New prototype.
9288 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9291 * gcc.c (driver::finalize): Fix cleanup of "specs".
9293 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9297 * gcc.c (driver::driver): Initialize m_option_suggestions.
9298 (driver::~driver): Clean up m_option_suggestions.
9299 (suggest_option): Convert to...
9300 (driver::suggest_option): ...this, and split out into
9301 driver::build_option_suggestions and find_closest_string.
9302 (driver::build_option_suggestions): New function, from
9303 first half of suggest_option. Special-case
9304 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9305 the sanitizer_opts array. For options of enum types, add the
9306 various enum values to the candidate strings.
9307 (driver::handle_unrecognized_options): Remove "const".
9308 * gcc.h (driver::handle_unrecognized_options): Likewise.
9309 (driver::build_option_suggestions): New decl.
9310 (driver::suggest_option): New decl.
9311 (driver::m_option_suggestions): New field.
9312 * opts-common.c (add_misspelling_candidates): New function.
9313 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9314 and make non-static.
9315 * opts.h (sanitizer_opts): New array decl.
9316 (add_misspelling_candidates): New function decl.
9317 * spellcheck.c (find_closest_string): New function.
9318 * spellcheck.h (find_closest_string): New function decl.
9320 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9322 PR rtl-optimization/69764
9323 PR rtl-optimization/69771
9324 * optabs.c (expand_binop_directly): For shift_optab_p, force
9325 convert_modes with VOIDmode if xop1 has VOIDmode.
9327 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9330 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9331 to correctly determine instrumentation thunks.
9333 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9336 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9337 type by reference, force lhs on the call.
9340 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9341 Compute retval and retbnd early in all cases if split_part_return_p
9342 and return_bb is not EXIT. Remove all clobber stmts and reset
9343 all debug stmts that refer to SSA_NAMEs defined in split part,
9344 except if it is retval, in that case replace the old retval with the
9345 lhs of the call to the split part.
9347 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9350 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9353 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9354 whose result is used in PHI.
9355 (maybe_optimize_range_tests): Likewise.
9356 (final_range_test_p): Likweise.
9358 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9361 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9362 whose result is used in PHI.
9363 (maybe_optimize_range_tests): Likewise.
9364 (final_range_test_p): Likweise.
9366 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9368 * cgraph.c: Spelling fixes - behaviour -> behavior and
9369 neighbour -> neighbor.
9370 * target.def: Likewise.
9371 * sel-sched.c: Likewise.
9372 * config/mips/mips.c: Likewise.
9373 * config/arc/arc.md: Likewise.
9374 * config/arm/cortex-a57.md: Likewise.
9375 * config/arm/arm.c: Likewise.
9376 * config/arm/neon.md: Likewise.
9377 * config/arm/arm-c.c: Likewise.
9378 * config/vms/vms-c.c: Likewise.
9379 * config/s390/s390.c: Likewise.
9380 * config/i386/znver1.md: Likewise.
9381 * config/i386/i386.c: Likewise.
9382 * config/ia64/hpux-unix2003.h: Likewise.
9383 * config/msp430/msp430.md: Likewise.
9384 * config/rx/rx.c: Likewise.
9385 * config/rx/rx.md: Likewise.
9386 * config/aarch64/aarch64-simd.md: Likewise.
9387 * config/aarch64/aarch64.c: Likewise.
9388 * config/nvptx/nvptx.c: Likewise.
9389 * config/bfin/bfin.c: Likewise.
9390 * config/cris/cris.opt: Likewise.
9391 * config/rs6000/rs6000.c: Likewise.
9392 * target.h: Likewise.
9393 * spellcheck.c: Likewise.
9394 * ira-build.c: Likewise.
9395 * tree-inline.c: Likewise.
9396 * builtins.c: Likewise.
9397 * lra-constraints.c: Likewise.
9398 * explow.c: Likewise.
9399 * hwint.h: Likewise.
9400 * targhooks.c: Likewise.
9401 * tree-vect-data-refs.c: Likewise.
9403 * doc/tm.texi: Likewise.
9404 * doc/extend.texi: Likewise.
9405 * doc/install.texi: Likewise.
9406 * doc/md.texi: Likewise.
9407 * tree-ssa-tail-merge.c: Likewise.
9408 * sched-int.h: Likewise.
9409 * match.pd: Likewise.
9410 * sched-ebb.c: Likewise.
9411 * target.def (omit_struct_return_reg): Likewise.
9412 * gimple-ssa-isolate-paths.c: Likewise.
9413 (find_implicit_erroneous_behaviour): Renamed to...
9414 (find_implicit_erroneous_behavior): ... this.
9415 (find_explicit_erroneous_behaviour): Renamed to...
9416 (find_explicit_erroneous_behavior): ... this.
9417 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9419 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9421 PR rtl-optimization/64682
9422 PR rtl-optimization/69567
9423 PR rtl-optimization/69737
9424 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9425 in I2 as well, just lose it.
9427 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9429 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9431 (aarch64_last_printed_tune_string): Likewise.
9432 (aarch64_declare_function_name): Only output .arch assembler
9433 directive if it will be different from the previously output
9434 directive. Same for .tune comment but only if -dA is set.
9435 (aarch64_start_file): New function.
9436 (TARGET_ASM_FILE_START): Define.
9438 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9441 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9443 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9446 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9447 -Wmaybe-uninitialized warning.
9449 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9452 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9454 2016-02-11 Richard Biener <rguenther@suse.de>
9456 PR rtl-optimization/69291
9457 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9458 subexpressions affected by changing the result.
9460 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9463 * lra-constraints.c (curr_insn_transform): Find in/out operands
9464 for secondary memory moves. Update dups.
9466 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9468 PR tree-optimization/69652
9469 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9470 to nested loop, did source re-formatting, skip debug statements,
9471 add check on statement with volatile operand, remove dead scalar
9474 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9475 Patrick Palka <ppalka@gcc.gnu.org>
9479 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9480 calls if the return type is TREE_ADDRESSABLE.
9481 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9482 * ipa-split.c (split_function): Fix doubled "we" in comment.
9483 Use void return type for the split part even if
9484 !split_point->split_part_set_retval.
9486 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9488 PR tree-optimization/68021
9489 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9490 when computing the value of biv cand by itself.
9492 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9494 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9495 (cortexa57_tunings): Likewise.
9496 (cortexa72_tunings): Likewise.
9497 (arch_macro_fusion_pair_p): Add support for AES fusion.
9498 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9499 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9500 Allow virtual registers before reload so early scheduling works.
9501 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9502 correct latency and pipeline.
9503 (cortex_a57_crypto_complex): Likewise.
9504 (cortex_a57_crypto_xor): Likewise.
9505 (define_bypass): Add AES bypass.
9507 2016-02-10 Richard Biener <rguenther@suse.de>
9509 PR tree-optimization/69726
9510 * passes.def: Add DCE pass before late uninit.
9511 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9512 really fixup if-conversions job.
9514 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9516 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9517 (arm_cortex_a57_tune): Likewise.
9518 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9519 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9521 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9523 * timevar.def (TV_PHASE_DBGINFO): Delete.
9524 (TV_PHASE_CHECK_DBGINFO): Likewise.
9525 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9527 2016-02-10 Richard Biener <rguenther@suse.de>
9529 PR tree-optimization/69719
9530 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9531 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9533 2016-02-09 Andrew Pinski <apinski@cavium.com>
9536 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9537 get_vcond_mask_icode returns false.
9539 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9542 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9543 an ADDIS that adds a pointer to a large constant that sets the
9544 upper16 bits with a load operation.
9546 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9549 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9551 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9553 (vzipq_s16): Likewise.
9554 (vzipq_s32): Likewise.
9555 (vzipq_f32): Likewise.
9556 (vzipq_u8): Likewise.
9557 (vzipq_u16): Likewise.
9558 (vzipq_u32): Likewise.
9559 (vzipq_p8): Likewise.
9560 (vzipq_p16): Likewise.
9562 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9565 * config/arm/arm.c (neon_endian_lane_map): New function.
9566 (neon_vector_pair_endian_lane_map): New function.
9567 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9568 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9570 (vuzpq_s16): Likewise.
9571 (vuzpq_s32): Likewise.
9572 (vuzpq_f32): Likewise.
9573 (vuzpq_u8): Likewise.
9574 (vuzpq_u16): Likewise.
9575 (vuzpq_u32): Likewise.
9576 (vuzpq_p8): Likewise.
9577 (vuzpq_p16): Likewise.
9579 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9582 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9585 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9588 truncate const_int operand 1 to QImode.
9590 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9592 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9593 corresponding to an abnormal edge.
9595 2016-02-09 Tom de Vries <tom@codesourcery.com>
9597 PR tree-optimization/69599
9598 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9600 (find_func_aliases_for_builtin_call, find_func_clobbers)
9601 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9604 2016-02-09 Richard Biener <rguenther@suse.de>
9606 PR tree-optimization/69715
9607 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9608 LHS on calls as non-rewritable.
9610 2016-02-09 Tom de Vries <tom@codesourcery.com>
9613 * lto-wrapper.c (append_diag_options): New function.
9614 (compile_offload_image): Call append_diag_options.
9616 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9619 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9620 Minor copy-edit to fix verb tenses.
9622 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9624 PR tree-optimization/69209
9625 * ipa-split.c (split_function): If split part is not
9626 returning retval, retval has gimple type but is not
9627 gimple value, force it into a SSA_NAME first.
9629 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9631 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9634 2016-02-08 Jason Merrill <jason@redhat.com>
9637 * convert.c (convert_to_integer_1): Check dofold on truncation
9639 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9640 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9641 Rename from *_nofold.
9642 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9643 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9645 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9648 * tree.c (build_common_tree_nodes): Remove short_double argument.
9649 All callers changed.
9650 * tree.h (build_common_tree_nodes): Adjust declaration.
9651 * doc/invoke.texi (-fshort-double): Remove documentation.
9652 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9653 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9654 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9655 (append_linker_options): Don't handle OPT_fshort_double.
9657 PR rtl-optimization/68730
9658 * lra-remat.c (insn_to_cand_activation): New static variable.
9659 (lra_remat): Allocate and free it.
9660 (create_cand): New arg activation. Initialize a field in
9661 insn_to_cand_activation if it is nonnull.
9662 (create_cands): Pass the activation insn to create_cand when making
9663 a candidate involving an output reload. Reorganize code a little.
9664 (do_remat): Keep track of active status of candidates in a separate
9667 2016-02-08 Richard Biener <rguenther@suse.de>
9669 PR tree-optimization/69719
9670 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9671 Properly use absolute of the difference of the two offsets to
9672 compare or adjust the segment length.
9674 2016-02-08 Richard Biener <rguenther@suse.de>
9675 Jeff Law <law@redhat.com>
9678 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9679 types for anonymous SSA names.
9681 2016-02-08 Richard Biener <rguenther@suse.de>
9683 PR rtl-optimization/69274
9684 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9686 2016-02-08 Jeff Law <law@redhat.com>
9688 PR tree-optimization/65917
9689 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9690 equivalences from if (x == y) style conditionals.
9691 (loop_depth_of_name): Remove.
9692 (record_equality): Remove loop depth check.
9693 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9694 (const_and_copies::record_const_or_copy_raw): New member function.
9695 * tree-ssa-scopedtables.c
9696 (const_and_copies::record_const_or_copy_raw): New, factored out of
9697 (const_and_copies::record_const_or_copy): Call new member function.
9699 2016-02-05 Jeff Law <law@redhat.com>
9701 PR tree-optimization/68541
9702 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9703 (count_stmts_in_block): New function.
9704 (poor_ifcvt_candidate_code): Likewise.
9705 (is_feasible_trace): Add some heuristics to determine when path
9706 splitting is profitable.
9707 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9708 is a diamond with a single exit.
9710 2016-02-05 Martin Sebor <msebor@redhat.com>
9713 * doc/invoke.texi: Update -Wplacement-new to take an optional
9716 2016-02-06 Richard Henderson <rth@redhat.com>
9719 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9720 out of non-standard address spaces.
9722 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9724 PR rtl-optimization/69691
9725 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9727 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9729 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9730 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9731 (*ieee128_mfvsrd_64bit): Likewise.
9732 (*ieee128_mfvsrd_32bit): Likewise.
9734 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9738 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9740 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9741 instrumented_version.
9743 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9745 * doc/invoke.texi (Optimize Options): In table of --param options
9746 rename second occurrence of tracer-min-branch-ratio to
9747 tracer-min-branch-probability, rename
9748 tracer-min-branch-ratio-feedback to
9749 tracer-min-branch-probability-feedback and clarify description,
9750 rename sched-spec-state-edge-prob-cutoff to
9751 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9752 to selsched-insns-to-rename, rename lto-minpartition to
9753 lto-min-partition, delete reorder-blocks-duplicate and
9754 reorder-blocks-duplicate-feedback.
9756 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9758 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9761 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9763 * doc/extend.texi: S/390: Correct some typos.
9765 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9767 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9769 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9772 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9773 (s390_register_info_gprtofpr): Use new macros above.
9774 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9776 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9777 its name. Adjust restore and save gpr ranges.
9778 (s390_register_info_set_ranges): New function.
9779 (s390_register_info): Use new macros above. Call
9780 s390_register_info_set_ranges.
9781 (s390_optimize_register_info): Likewise.
9782 (s390_hard_regno_rename_ok): Use new macros.
9783 (s390_hard_regno_scratch_ok): Likewise.
9784 (s390_emit_epilogue): Likewise.
9785 (s390_can_use_return_insn): Likewise.
9786 (s390_optimize_prologue): Likewise.
9787 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9789 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9792 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9794 (ix86_option_override_internal): Disable TARGET_STV even for
9795 -m{incoming,preferred}-stack-boundary=3.
9797 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9799 * config.gcc: Mark deprecated rtems targets as obsolete.
9801 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9803 PR rtl-optimization/64682
9804 PR rtl-optimization/69567
9805 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9806 before I2 only if the register is both used and set in I2.
9808 2016-02-04 DJ Delorie <dj@redhat.com>
9810 * config/msp430/msp430.c (msp430_start_function): Add function type.
9812 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9815 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9817 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9819 PR rtl-optimization/69577
9821 2015-10-29 Richard Henderson <rth@redhat.com>
9825 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9826 sse check to the exact conditions of PR 67609.
9828 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9831 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9832 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9833 not allowed into the traditional Altivec registers.
9834 (movtd_64bit_nodm): Likewise.
9835 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9837 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9839 * config/aarch64/cortex-a57-fma-steering.c
9840 (aarch64_register_fma_steering): Remove "static" from arguments
9843 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9846 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9849 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9851 * doc/invoke.texi: Delete -mno-fma4.
9853 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9855 PR rtl-optimization/69577
9856 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9857 (find_subregs_of_mode): Update accordingly. Iterate over partial
9860 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9862 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9863 * config/arm/arm.c (neon_reinterpret): Remove.
9864 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9865 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9866 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9867 vreinterpretti): Remove.
9868 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9869 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9870 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9871 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9872 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9873 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9874 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9875 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9876 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9877 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9878 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9879 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9880 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9881 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9882 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9883 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9884 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9885 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9886 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9887 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9888 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9889 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9890 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9891 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9892 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9893 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9894 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9895 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9896 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9897 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9898 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9899 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9900 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9901 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9902 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9903 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9904 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9905 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9906 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9907 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9908 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9909 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9910 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9911 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9912 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9913 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9914 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9915 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9916 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9917 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9918 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9919 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9920 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9921 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9922 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9923 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9924 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9925 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9926 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9927 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9928 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9929 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9930 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9931 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9932 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9933 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9934 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9935 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9936 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9937 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9938 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9939 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9940 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9941 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9942 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9943 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9944 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9945 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9946 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9947 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9948 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9949 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9950 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9951 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9952 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9953 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9954 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9955 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9956 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9957 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9958 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9959 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9960 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9961 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9962 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9963 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9964 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9965 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9966 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9967 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9968 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9969 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9970 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9972 2016-02-04 Martin Liska <mliska@suse.cz>
9975 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9976 that are gimple_store_p.
9977 (maybe_instrument_call): Likewise.
9979 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9981 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9982 register scaling out of memory reference and comment why.
9984 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9988 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9989 folding the source of a SET.
9991 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9995 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9996 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9998 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10002 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10005 2016-02-04 Christian Bruel <christian.bruel@st.com>
10007 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10008 * config/arm/arm.c (arm_set_current_function): Likewise.
10010 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10011 Ilya Enkovich <enkovich.gnu@gmail.com>
10012 H.J. Lu <hongjiu.lu@intel.com>
10015 * config/i386/i386.c (convert_scalars_to_vector): Remove
10016 stack alignment fixes.
10017 (ix86_option_override_internal): Disable TARGET_STV if stack
10018 might not be aligned enough.
10019 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10021 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10023 * config/i386/x86-tune.def: Disable default prefetching
10026 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10027 Vladimir Makarov <vmakarov@redhat.com>
10030 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10031 in validating fused toc addresses.
10033 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10036 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10037 range->m_caret fields if range->m_show_caret_p is false.
10040 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10041 Force oldval into register if it does not satisfy reg_or_short_operand
10042 predicate. Fix up formatting.
10044 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10045 Alexandre Oliva <aoliva@redhat.com>
10048 * lra-constraints.c (simplify_operand_subreg): Check additionally
10049 address validity after potential reloading.
10050 (process_address_1): Check insns validity. In case of failure do
10053 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10056 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10059 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10061 * wide-int.cc (canonize_uhwi): New function.
10062 (wi::divmod_internal): Use it.
10064 2016-02-02 James Norris <jnorris@codesourcery.com
10066 * gimplify.c (omp_notice_variable): Add usage check.
10068 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10070 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10071 like LE, GE, LT, GT when emitting relational operator.
10073 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10075 * ira-costs.c (find_costs_and_classes): Add extra argument.
10076 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10077 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10078 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10079 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10080 Add best_class parameter, and return it if not ALL_REGS.
10081 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10083 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10084 Update target hook.
10086 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10088 * config/aarch64/aarch64.c
10089 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10090 (aarch64_ira_change_pseudo_allocno_class): New function.
10092 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10095 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10097 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10099 * config/avr/avr.c (avr_option_override): Set
10100 PARAM_ALLOW_STORE_DATA_RACES to 1.
10102 2016-02-02 Richard Biener <rguenther@suse.de>
10104 PR tree-optimization/69595
10105 * match.pd: Add range test simplifications to true/false.
10107 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10109 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10110 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10113 2016-02-02 Richard Biener <rguenther@suse.de>
10115 PR tree-optimization/69606
10116 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10117 info on the result before moving a stmt.
10119 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10121 PR middle-end/68542
10122 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10123 branch with vector comparison.
10124 * config/i386/sse.md (VI48_AVX): New mode iterator.
10125 (define_expand "cbranch<mode>4): Add support for conditional branch
10126 with vector comparison.
10127 * tree-vect-loop.c (optimize_mask_stores): New function.
10128 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10129 has_mask_store field of vect_info.
10130 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10131 vectorized loops having masked stores after vec_info destroy.
10132 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10133 correspondent macros.
10134 (optimize_mask_stores): Add prototype.
10136 2016-02-02 Alan Modra <amodra@gmail.com>
10139 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10142 2016-02-02 Alan Modra <amodra@gmail.com>
10145 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10146 whenever toc_label_name used.
10147 (rs6000_file_start): Don't set up toc section here,
10148 (rs6000_output_function_epilogue): do so here instead,
10149 (rs6000_xcoff_file_start): and here.
10150 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10151 (load_toc_aix_di): Likewise.
10153 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10155 PR rtl-optimization/69592
10156 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10157 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10158 (num_sign_bit_copies_binary_arith_p): New inline function.
10159 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10161 2016-02-01 Jeff Law <law@redhat.com>
10163 PR tree-optimization/69580
10164 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10165 * tree-ssa-threadbackward.c
10166 (fsm_find_control_statement_thread_paths): Do not try to walk
10167 through large PHI nodes.
10169 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10171 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10172 when count is incremented above limit, don't analyze further
10175 * omp-low.c (oacc_parse_default_dims): Avoid
10176 -Wsign-compare warning, make sure value fits into int
10177 rather than just unsigned int.
10179 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10181 PR tree-optimization/67921
10182 * fold-const.c (split_tree): New parameters. Convert pointer
10183 type variable part to proper type before negating.
10184 (fold_binary_loc): Pass new arguments to split_tree.
10186 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10188 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10189 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10190 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10191 * doc/tm.texti: Rebuilt.
10192 * doc/invoke.texi (fopenacc-dim): Document.
10193 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10194 (append_compiler_options): Likewise.
10195 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10196 (oacc_parse_default_dims): New.
10197 (oacc_validate_dims): Add USED arg. Select non-unity default when
10199 (oacc_loop_fixed_partitions): Return mask of used partitions.
10200 (oacc_loop_auto_partitions): Emit dump info.
10201 (oacc_loop_partition): Return mask of used partitions.
10202 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10203 loop partitioning and validation calls.
10205 2016-02-01 Richard Biener <rguenther@suse.de>
10207 PR middle-end/69556
10208 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10210 2016-02-01 Richard Biener <rguenther@suse.de>
10212 PR tree-optimization/69574
10213 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10214 of asserting return chrec_dont_know.
10216 2016-02-01 Martin Liska <mliska@suse.cz>
10218 * mem-stats-traits.h: Add copyright header.
10219 * mem-stats.h: Likewise.
10221 2016-02-01 Richard Biener <rguenther@suse.de>
10223 PR tree-optimization/69579
10224 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10225 Do not propagate through abnormal PHI results.
10227 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10229 * postreload.c (reload_cse_simplify): Remove dead code.
10231 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10233 PR rtl-optimization/69570
10234 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10235 if there is more than one set, not if there is a single set.
10237 2016-02-01 Richard Henderson <rth@redhat.com>
10240 * combine.c (make_compound_operation): When looking through a
10241 subreg, make sure to re-extend to the width of the outer mode.
10243 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10245 PR tree-optimization/69546
10246 * wide-int.cc (wi::divmod_internal): For unsigned division
10247 where both operands fit into uhwi, if o1 is 1 and o0 has
10248 msb set, if divident_prec is larger than bits per hwi,
10249 clear another quotient word and return 2 instead of 1.
10250 Similarly for remainder with msb in HWI set, if dividend_prec
10251 is larger than bits per hwi.
10253 2016-01-29 Martin Jambor <mjambor@suse.cz>
10255 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10256 Use short lowercase names.
10257 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10258 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10259 acq_rel one. Protect warning agains segfaults if
10260 get_memory_order_name returns NULL.
10261 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10262 with release semantics. Do not warn if get_memory_order already did.
10263 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10264 semantics. Fix check for relaxed or acquire semantics. Do not warn
10265 if get_memory_order already did.
10267 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10269 * doc/install.texi: Document that isl-0.16 is supported.
10271 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10274 * config/i386/constraints.md (Bm): Describe as special memory
10276 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10277 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10278 * genpreds.c (struct constraint_data): Add is_special_memory.
10279 (have_special_memory_constraints, special_memory_start): New
10281 (special_memory_end): Ditto.
10282 (add_constraint): Add new arg is_special_memory. Add code to
10283 process its true value. Update have_special_memory_constraints.
10284 (process_define_constraint): Pass the new arg.
10285 (process_define_register_constraint): Ditto.
10286 (choose_enum_order): Process special memory.
10287 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10288 function insn_extra_special_memory_constraint.
10289 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10290 * gensupport.c (process_rtx): Process
10291 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10292 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10293 * ira-lives.c (single_reg_class): Use
10294 insn_extra_special_memory_constraint.
10295 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10296 * lra-constraints.c (process_alt_operands): Ditto.
10297 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10298 * recog.c (asm_operand_ok, preprocess_constraints): Process
10300 * reload.c (find_reloads): Ditto.
10301 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10302 * stmt.c (parse_input_constraint): Use
10303 insn_extra_special_memory_constraint.
10305 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10308 * lra-splill.c (lra_final_code_change): Revert r229087 by
10309 removing all sub-registers.
10311 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10314 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10316 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10319 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10320 SSE1, copy target into the temporary reg first before recursing
10323 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10325 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10328 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10330 * ginclude/stdarg.h: Test __cplusplus instead of
10331 __GXX_EXPERIMENTAL_CXX0X__.
10333 2016-01-29 Richard Biener <rguenther@suse.de>
10335 PR tree-optimization/69547
10336 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10337 Do not mark clobbers necessary.
10338 (mark_all_reaching_defs_necessary_1): Likewise.
10340 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10342 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10343 declaration name with %qs and print it in both error messages.
10344 Also fix indentation.
10346 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10349 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10350 trailing blank line from error message.
10352 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10355 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10358 2016-01-29 Richard Biener <rguenther@suse.de>
10360 PR middle-end/69537
10361 * match.pd: Allow all integral types when simplifying a
10362 widening or sign-changing conversion.
10364 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10366 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10367 back to setting codegen_error to fail codegen.
10369 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10372 * config/i386/constraints.md (C): Only accept constant zero operand.
10373 (BC): New constraint.
10374 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10375 instead of C constraint.
10376 * doc/md.texi (Machine Constraints): Update description
10379 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10382 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10384 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10386 PR middle-end/69542
10387 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10390 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10392 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10393 branches if using guessed profile.
10395 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10397 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10399 2016-01-28 Richard Henderson <rth@redhat.com>
10402 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10403 * config/aarch64/aarch64-protos.h: Update.
10404 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10405 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10406 (aarch64_get_condition_code_1): Handle CC_Cmode.
10407 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10408 (*add<mode>3_compareC_cconly_imm): New.
10409 (*add<mode>3_compareC_cconly): New.
10410 (*add<mode>3_compareC_imm): New.
10411 (add<mode>3_compareC): New.
10412 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10413 to be first. Use aarch64_carry_operation.
10414 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10415 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10416 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10417 (subti3): Use subdi3_compare1.
10418 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10419 (sub<mode>3_compare1): New.
10420 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10421 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10422 (*subsi3_carryin_uxtw): Likewise.
10423 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10424 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10425 * config/aarch64/iterators.md (DWI): New.
10426 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10427 (aarch64_borrow_operation): New.
10429 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10431 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10432 message when isl does not return a valid schedule.
10434 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10436 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10437 Remove comments from class declarations: they are already in the code
10440 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10442 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10444 (ternary_op_to_tree): Same.
10445 (unary_op_to_tree): Same.
10446 (nary_op_to_tree): Same.
10447 (gcc_expression_from_isl_expr_op): Same.
10448 (gcc_expression_from_isl_expression): Same.
10449 (graphite_create_new_loop): Same.
10450 (graphite_create_new_loop_guard): Same.
10451 (build_iv_mapping): Same.
10452 (graphite_create_new_guard): Same.
10453 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10454 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10456 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10458 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10459 instead of setting codegen_error to fail codegen.
10461 2016-01-28 Jason Merrill <jason@redhat.com>
10463 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10465 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10467 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10468 Remove CONST_INT_P check in CCMP cost calculation.
10470 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10472 * config/aarch64/aarch64.c (generic_vector_cost):
10473 Set vec_permute_cost.
10474 (cortexa57_vector_cost): Likewise.
10475 (exynosm1_vector_cost): Likewise.
10476 (xgene1_vector_cost): Likewise.
10477 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10478 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10479 Add vec_permute_cost entry.
10481 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10483 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10485 (add<mode>3_compare0): Likewise.
10486 (addsi3_compare0_uxtw): Likewise.
10487 (add<mode>3nr_compare0): Likewise.
10488 (compare_neg<mode>): Likewise.
10489 (<optab><mode>3): Likewise.
10491 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10493 * tree-vect-stmts.c (vectorizable_comparison): Add
10494 NULL check for vectype.
10496 2016-01-28 Richard Biener <rguenther@suse.de>
10498 PR tree-optimization/69466
10499 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10500 Account for PHIs we couldn't duplicate.
10502 2016-01-28 Martin Liska <mliska@suse.cz>
10505 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10506 instead of ENABLE_VALGRIND_CHECKING.
10508 2016-01-27 Richard Henderson <rth@redhat.com>
10511 * lra-remat.c (subreg_regs): New.
10512 (dump_candidates_and_remat_bb_data): Dump it.
10513 (operand_to_remat): Reject if operand in subreg_regs.
10514 (set_bb_regs): Collect subreg_regs.
10515 (lra_remat): Init and free subreg_regs. Compute
10516 calculate_local_reg_remat_bb_data before create_cands.
10518 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10521 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10522 change stack_alignment_needed for __tls_get_addr call.
10524 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10526 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10528 2016-01-27 Jeff Law <law@redhat.com>
10530 PR tree-optimization/68398
10531 PR tree-optimization/69196
10532 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10533 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10534 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10535 Only count PHIs in the last block in the path. The others will
10536 const/copy propagate away. Add heuristic to allow more irreducible
10537 subloops to be created when it is likely profitable to do so.
10539 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10540 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10541 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10543 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10546 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10547 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10548 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10549 * tree-streamer-in.c: Include asan.h.
10550 (streamer_get_builtin_tree): For builtins in sanitizer
10551 range call initialize_sanitizer_builtins and retry.
10553 2016-01-27 Ian Lance Taylor <iant@google.com>
10555 * common.opt (fkeep-gc-roots-live): New undocumented option.
10556 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10557 -fkeep-gc-roots-live, skip pointers.
10558 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10561 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10564 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10565 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10567 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10570 * configure.ac: NetBSD provides SSP in its C library.
10571 * configure: Updated.
10573 2016-01-27 Richard Biener <rguenther@suse.de>
10575 PR tree-optimization/69166
10576 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10577 reduction code for commutativity / associativity.
10579 2016-01-27 Martin Jambor <mjambor@suse.cz>
10581 PR tree-optimization/69355
10582 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10583 total_scalarization fails.
10585 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10587 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10590 2016-01-27 Christian Bruel <christian.bruel@st.com>
10593 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10594 Move arm_reset_previous_fndecl and set_target_option_current_node in
10595 the conditional part. Call save_restore_target_globals.
10596 * config/arm/arm.c (arm_set_current_function):
10597 Refactor to better support #pragma target and attribute mix.
10598 Call save_restore_target_globals.
10599 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10601 2016-01-27 Martin Liska <mliska@suse.cz>
10603 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10604 reference for an HSA kernel and its host function.
10606 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10608 PR tree-optimization/69399
10609 * wide-int.h (wi::lrshift): For larger precisions, only
10610 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10612 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10614 * config/arc/predicates.md (proper_comparison_operator): Reject
10615 constant-constant comparison.
10617 2016-01-26 Tom de Vries <tom@codesourcery.com>
10619 PR tree-optimization/69110
10620 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10621 DR_NUM_DIMENSIONS == 0.
10623 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10624 Sebastian Pop <s.pop@samsung.com>
10626 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10627 isl_ast_op_cond and isl_ast_op_select.
10628 (gcc_expression_from_isl_expr_op): Same.
10630 2016-01-26 Jason Merrill <jason@redhat.com>
10633 * tree.c (recompute_constructor_flags): Split out from
10635 (verify_constructor_flags): New.
10636 * tree.h: Declare them.
10638 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10640 PR rtl-optimization/69217
10641 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10642 are no TYPE_FIELDS set for the record type.
10644 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10647 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10648 toc_label_name unconditionally.
10649 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10650 SYMBOL_REF string. Use toc_label_name instead of constructing
10652 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10653 constructing LCTOC1.
10655 2016-01-26 Martin Sebor <msebor@redhat.com>
10658 * doc/extend.texi (Common Type Attributes): Move text that talks about
10659 attribute packed from attribute aligned to the section discussing
10660 the former attribute for clarity.
10662 2016-01-26 Richard Henderson <rth@redhat.com>
10664 PR middle-end/60908
10665 * trans-mem.c (tm_region_init): Mark entry block as visited.
10667 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10670 * diagnostic-show-locus.c (layout::print_source_line): Replace
10671 call to pp_newline with call to layout::print_newline.
10672 (layout::print_annotation_line): Likewise.
10673 (layout::move_to_column): Likewise.
10674 (layout::print_any_fixits): After printing any fixits, print a
10675 trailing newline, if necessary.
10676 (layout::print_newline): New method, resetting any colorization
10678 (diagnostic_show_locus): Move the pp_newline to before the
10679 early bailout. Remove dummy block enclosing the layout instance.
10680 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10681 of pp_newline_and_flush with pp_flush.
10682 (diagnostic_append_note): Delete use of pp_newline.
10683 (diagnostic_append_note_at_rich_loc): Delete.
10684 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10685 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10686 when newline characters are added to the buffer.
10688 2016-01-26 Michael Matz <matz@suse.de>
10690 * configure.ac (ac_cv_std_swap_in_utility): New test.
10691 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10692 * configure: Regenerate.
10693 * config.in: Regenerate.
10695 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10697 * config/arc/arc.md (cstoresi4): Force operand into register.
10698 (arcset<code>): Fix predicate.
10699 (arcsetltu): Likewise.
10700 (arcsetgeu): Likewise.
10701 (arcsethi): Likewise.
10702 (arcsetls): Likewise.
10704 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10706 PR tree-optimization/69483
10707 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10708 if base has error_mark_node type.
10710 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10713 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10714 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10716 (vget_lane_f16): Handle big-endian.
10717 (vgetq_lane_f16): Likewise.
10718 (vset_lane_f16): Likewise.
10719 (vsetq_lane_f16): Likewise.
10720 * config/arm/iterators.md (VQXMOV): Add V8HF.
10721 (VDQ): Add V4HF and V8HF.
10722 (V_reg): Handle V4HF and V8HF.
10723 (Is_float_mode): Likewise.
10724 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10725 neon_vdup_nv8hf): New patterns.
10726 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10727 Use VD_LANE iterator.
10728 (neon_vld1_dup<mode>): Use VQ2 iterator.
10730 2016-01-26 Nathan Sidwell <nathan@acm.org>
10732 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10733 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10734 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10735 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10736 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10737 (oacc_validate_dims): Add LEVEL arg, don't return level.
10738 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10739 oacc_validate_dims.
10740 (execute_oacc_device_lower): Adjust, add more dump output.
10741 * tree-ssa-loop.c (gate_oacc_kernels): Use
10742 oacc_fn_attrib_kernels_p.
10743 * tree-parloops.c (create_parallel_loop): Adjust
10744 set_oacc_fn_attrib call.
10746 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10749 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10750 (append_compiler_options): Handle -fcilkplus.
10751 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10753 2016-01-26 Nick Clifton <nickc@redhat.com>
10756 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10757 been marked as DECL_ONE_ONLY but we do not the means to make it
10758 so, then do not allow it to bind locally.
10760 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10763 * opts.h (parse_sanitizer_options): New prototype.
10764 * opts.c (sanitizer_opts): New array.
10765 (parse_sanitizer_options): New function.
10766 (common_handle_option): Use parse_sanitizer_options.
10768 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10771 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10772 alignment adjustment to ...
10773 (ix86_update_stack_boundary): Here. Don't over-align stack for
10775 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10776 if __tls_get_addr is called.
10778 2016-01-26 Christian Bruel <christian.bruel@st.com>
10780 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10782 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10784 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10786 2016-01-26 Richard Biener <rguenther@suse.de>
10788 PR middle-end/69467
10789 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10791 2016-01-26 Richard Biener <rguenther@suse.de>
10793 PR tree-optimization/69452
10794 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10795 (move_computations_dom_walker::before_dom_children): Rename
10797 (move_computations_worker): This.
10798 (move_computations): Perform an RPO rather than a DOM walk.
10800 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10803 * combine.c (combine_instructions): For REG_EQUAL note with
10804 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10805 to the underlying register.
10806 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10807 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10809 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10812 * config/aarch64/aarch64-builtins.c
10813 (aarch64_init_simd_builtin_types): Do not set structural
10814 equality to __Poly{8,16,64,128}_t types.
10816 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10818 PR tree-optimization/69400
10819 * wide-int.cc (wi_pack): Take the precision as argument and
10820 perform canonicalization here rather than in the callers.
10821 Use the main loop to handle all full-width HWIs. Add a
10822 zero HWI if in_len isn't a full result.
10823 (wi::divmod_internal): Update accordingly.
10824 (wi::mul_internal): Likewise. Simplify.
10826 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10827 Sebastian Pop <s.pop@samsung.com>
10829 * graphite-poly.c (apply_poly_transforms): Simplify.
10830 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10831 (print_isl_map): Same.
10832 (print_isl_union_map): Same.
10833 (print_isl_schedule): New.
10834 (debug_isl_schedule): New.
10835 * graphite-dependences.c (scop_get_reads): Do not call
10836 isl_union_map_add_map that is undocumented isl functionality.
10837 (scop_get_must_writes): Same.
10838 (scop_get_may_writes): Same.
10839 (scop_get_original_schedule): Remove.
10840 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10841 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10842 (compute_deps): Remove.
10843 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10844 (debug_schedule_ast): New.
10845 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10846 set_separate_option.
10847 (graphite_regenerate_ast_isl): Add dump.
10848 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10849 from scop->transformed_schedule.
10850 (graphite_regenerate_ast_isl): Add more dump.
10851 * graphite-optimize-isl.c (optimize_isl): Set
10852 scop->transformed_schedule. Check whether schedules are equal.
10853 (apply_poly_transforms): Move here.
10854 * graphite-poly.c (apply_poly_transforms): ... from here.
10855 (free_poly_bb): Static.
10856 (free_scop): Static.
10857 (pbb_number_of_iterations_at_time): Remove.
10858 (print_isl_ast): New.
10859 (debug_isl_ast): New.
10860 (debug_scop_pbb): New.
10861 * graphite-scop-detection.c (print_edge): Move.
10862 (print_sese): Move.
10863 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10864 (build_scop_scattering): Remove.
10865 (create_pw_aff_from_tree): Assert instead of bailing out.
10866 (add_condition_to_pbb): Remove unused code, do not fail.
10867 (add_conditions_to_domain): Same.
10868 (add_conditions_to_constraints): Remove.
10869 (build_scop_context): New.
10870 (add_iter_domain_dimension): New.
10871 (build_iteration_domains): Initialize pbb->iterators.
10872 Call add_conditions_to_domain.
10875 (index_outermost_in_loop): New.
10876 (index_pbb_in_loop): New.
10877 (outermost_pbb_in): New.
10878 (add_in_sequence): New.
10879 (add_outer_projection): New.
10880 (outer_projection_mupa): New.
10881 (add_loop_schedule): New.
10882 (build_schedule_pbb): New.
10883 (build_schedule_loop): New.
10884 (embed_in_surrounding_loops): New.
10885 (build_schedule_loop_nest): New.
10886 (build_original_schedule): New.
10887 (build_poly_scop): Call build_original_schedule.
10888 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10889 (free_poly_dr): Remove.
10890 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10891 (free_poly_bb): Remove.
10892 (debug_loop_vec): Remove.
10893 (print_isl_ast): Declare.
10894 (debug_isl_ast): Declare.
10895 (scop_do_interchange): Remove.
10896 (scop_do_strip_mine): Remove.
10897 (scop_do_block): Remove.
10898 (flatten_all_loops): Remove.
10899 (optimize_isl): Remove.
10900 (pbb_number_of_iterations_at_time): Remove.
10901 (debug_scop_pbb): Declare.
10902 (print_schedule_ast): Declare.
10903 (debug_schedule_ast): Declare.
10904 (struct scop): Remove schedule. Add original_schedule,
10905 transformed_schedule.
10906 (free_gimple_poly_bb): Remove.
10907 (print_generated_program): Remove.
10908 (debug_generated_program): Remove.
10909 (unify_scattering_dimensions): Remove.
10910 * sese.c (print_edge): ... here.
10911 (print_sese): ... here.
10912 (debug_edge): ... here.
10913 (debug_sese): ... here.
10914 * sese.h (print_edge): Declare.
10915 (print_sese): Declare.
10916 (dump_edge): Declare.
10917 (dump_sese): Declare.
10919 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10920 Sebastian Pop <s.pop@samsung.com>
10922 * Makefile.in: Set ISLVER in site.exp.
10924 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10926 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10927 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10928 through DECL_VALUE_EXPR for expansion.
10930 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10932 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10933 the frame info after reload completed.
10935 2016-01-25 Jeff Law <law@redhat.com>
10937 PR tree-optimization/69196
10938 PR tree-optimization/68398
10939 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10940 tree-ssa-threadupdate.c.
10941 (determine_bb_domination_status): Prototype
10942 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10943 (determine_bb_domination_status): No longer static.
10944 (valid_jump_thread_path): Remove code to detect characteristics
10945 of the jump thread path not associated with correctness.
10946 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10947 Correct test for thread path length. Count PHIs for real operands as
10948 statements that need to be copied. Do not count ASSERT_EXPRs.
10949 Look at all the blocks in the thread path. Compute and selectively
10950 filter thread paths based on threading through the latch, threading
10951 a multiway branch or crossing a multiway branch.
10953 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10955 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10956 decl with __attribute__ ((unused)) annotation.
10958 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10961 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10962 of operands is compatible with a statement vectype.
10964 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10966 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10967 improve wording for mixed storage order support.
10969 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10971 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10972 (vcvt_u64_f64): Likewise.
10973 (vcvta_s64_f64): Likewise.
10974 (vcvta_u64_f64): Likewise.
10975 (vcvtm_s64_f64): Likewise.
10976 (vcvtm_u64_f64): Likewise.
10977 (vcvtn_s64_f64): Likewise.
10978 (vcvtn_u64_f64): Likewise.
10979 (vcvtp_s64_f64): Likewise.
10980 (vcvtp_u64_f64): Likewise.
10982 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10984 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10985 (arc_init): Check validity mll64 option.
10986 (arc_save_restore): Use double load/store instruction.
10987 (arc_expand_movmem): Likewise.
10988 (arc_split_move): Don't split if we have double load/store
10989 instructions. Returns a boolean.
10990 (arc_process_double_reg_moves): Change function to return boolean
10991 instead of a sequence of instructions.
10992 (arc_dwarf_register_span): New function.
10993 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10994 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10995 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10996 (*movdf_insn): Likewise.
10997 * config/arc/arc.opt (mll64): New option.
10998 * config/arc/predicates.md (even_register_operand): New predicate.
10999 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11001 2016-01-25 Richard Biener <rguenther@suse.de>
11004 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11005 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11007 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11009 2016-01-25 Richard Biener <rguenther@suse.de>
11011 PR tree-optimization/69376
11012 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11014 (VN_INFO_ANTI_RANGE_P): New inline.
11015 (VN_INFO_RANGE_TYPE): Likewise.
11016 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11017 SSA_NAME_ANTI_RANGE_P.
11018 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11019 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11020 Properly query VN_INFO_RANGE_TYPE.
11022 2016-01-25 Nick Clifton <nickc@redhat.com>
11025 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11027 2016-01-23 Tom de Vries <tom@codesourcery.com>
11029 PR tree-optimization/69426
11030 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11033 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11035 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11036 "the the" with "the" in the comments.
11037 * ipa-devirt.c (build_type_inheritance_graph,
11038 update_type_inheritance_graph): Likewise.
11039 * tree.c (build_function_type_list_1): Likewise.
11040 * cfgloopmanip.c (scale_loop_profile): Likewise.
11041 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11042 * gimple-ssa-split-paths.c
11043 (find_block_to_duplicate_for_splitting_paths): Likewise.
11044 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11045 * expr.c (convert_move): Likewise.
11046 * var-tracking.c (vt_stack_adjustments): Likewise.
11047 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11048 * tree-vrp.c (test_for_singularity): Likewise.
11050 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11051 directly instead of building a temporary tree.
11054 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11055 remove <algorithm> include.
11057 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11060 * config/i386/i386.c: Include dojump.h.
11061 (expand_small_movmem_or_setmem,
11062 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11064 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11065 if dynamic_check != -1.
11067 2016-01-21 Jeff Law <law@redhat.com>
11069 PR middle-end/69347
11070 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11071 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11072 into dominated_by_p.
11073 (cprop_into_successor_phis): Avoid unnecessary tests.
11075 2016-01-22 Richard Henderson <rth@redhat.com>
11078 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11079 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11081 2016-01-22 Michael Matz <matz@suse.de>
11083 * system.h (string, algorithm): Include only conditionally.
11084 (new): Include always under C++.
11085 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11086 * final.c (toplevel): Ditto.
11087 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11088 * genconditions.c (write_header): Make gencondmd.c define
11090 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11092 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11093 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11095 2016-01-22 Christian Bruel <christian.bruel@st.com>
11098 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11100 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11103 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11104 define_insn_and_split. Ensure operands[1] and operands[0] do not
11105 get assigned the same register.
11107 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11109 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11111 2016-01-22 Christian Bruel <christian.bruel@st.com>
11113 * config/arm/arm-c.c (arm_pragma_target_parse):
11114 Remove warn_builtin_macro_redefined overwrite.
11116 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11118 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11119 flag_non_call_exceptions compatibility.
11121 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11124 * dwarf2out.c (add_child_die_after): New function.
11125 (dwarf_qual_info_t): New type.
11126 (dwarf_qual_info): New variable.
11127 (qualified_die_p): New function.
11128 (modified_type_die): For -fdebug-types-section, ensure
11129 canonical order of qualifiers. Put qualified DIEs adjacent
11130 to the corresponding non-qualified type DIE and search there
11131 for existing qualified DIEs.
11133 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11135 * doc/extend.texi (scalar_storage_order type attribute): Document
11136 restriction on type punning and aliasing, and remove future tense.
11138 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11141 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11144 2016-01-21 Jeff Law <law@redhat.com>
11146 PR middle-end/69347
11147 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11148 useless call to record_temporary_equivalences.
11149 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11150 allocate 10 slots in the bb_path vector and let it grow as needed.
11151 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11154 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11156 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11158 * configure: Regenerate.
11160 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11162 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11163 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11165 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11167 PR middle-end/66178
11168 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11169 drop EXPAND_INITIALIZER.
11170 * rtl.h (contains_symbolic_reference_p): Declare.
11171 * rtlanal.c (contains_symbolic_reference_p): New function.
11172 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11173 a subtraction into a NOT if symbolic constants are involved.
11175 2016-01-21 Anton Blanchard <anton@samba.org>
11176 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11179 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11181 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11184 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11186 * config/microblaze/microblaze.c
11187 (get_branch_target): New.
11188 (insert_wic_for_ilb_runout): New.
11190 (microblaze_machine_dependent_reorg): New.
11191 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11192 * config/microblaze/microblaze.md
11193 (UNSPEC_IPREFETCH): Define.
11194 (iprefetch): New pattern
11195 * config/microblaze/microblaze.opt
11196 (mxl-prefetch): New flag.
11198 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11200 * config/microblaze/microblaze.h
11201 (FIXED_REGISTERS): Update in macro.
11202 (CALL_USED_REGISTERS): Update in macro.
11204 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11206 PR rtl-optimization/68920
11207 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11210 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11212 PR rtl-optimization/68990
11213 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11214 pseudo instead of inheritance ones.
11216 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11217 Nick Clifton <nickc@redhat.com>
11221 * config/mips/mips.c (mips_compute_frame_info): Initialise
11222 args_size and hard_frame_pointer_offset fields of the frame
11223 structure before calling mips_global_pointer.
11225 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11227 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11229 * configure: Regenerate.
11231 2016-01-21 Richard Biener <rguenther@suse.de>
11233 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11235 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11237 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11238 to actually emit the .size directive.
11240 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11241 Jakub Jelinek <jakub@redhat.com>
11245 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11246 args array size by one to avoid buffer overflow.
11248 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11250 * config/s390/s390.md (pool_section_start): Use switch_to_section
11251 to select proper read-only data section instead of hardcoding
11253 (pool_section_end): Use switch_to_section to match the above.
11255 2016-01-21 Richard Biener <rguenther@suse.de>
11257 PR tree-optimization/69378
11258 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11259 (set_ssa_val_to): Use it for dominance checks taking into
11260 account not executable edges.
11262 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11265 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11266 for bitsize instead of GET_MODE_PRECISION (mode).
11268 2016-01-20 Martin Sebor <msebor@redhat.com>
11271 * extend.texi (__sync Builtins): Clarify the semantics of
11272 __sync_fetch_and_OP built-ins on pointers.
11273 (__atomic Builtins): Same.
11275 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11276 Sebastian Pop <s.pop@samsung.com>
11278 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11279 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11280 (is_valid_rename): Same.
11281 (translate_isl_ast_to_gimple::get_rename): Same.
11282 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11283 (translate_isl_ast_to_gimple::rename_uses): Same.
11284 (get_new_name): Check for close_phi nodes.
11285 (copy_loop_phi_args): Use phi_node_kind.
11286 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11287 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11289 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11290 Sebastian Pop <s.pop@samsung.com>
11292 Revert commit r229783.
11293 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11294 Remove use of parameter_rename_map.
11295 (copy_def): Remove.
11296 (copy_internal_parameters): Remove.
11297 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11298 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11299 (free_sese_info): Do not free parameter_rename_map.
11300 (set_rename): Do not use parameter_rename_map.
11301 (rename_uses): Update call to set_rename.
11302 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11303 * sese.h (parameter_rename_map_t): Remove.
11304 (struct sese_info_t): Remove field parameter_rename_map.
11306 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11307 Sebastian Pop <s.pop@samsung.com>
11309 * graphite-isl-ast-to-gimple.c: Fix comment.
11310 * graphite-scop-detection.c (defined_in_loop_p): New.
11311 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11312 names defined in loop.
11314 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11315 Sebastian Pop <s.pop@samsung.com>
11317 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11318 Discard unstructured if-then-else regions.
11320 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11321 Sebastian Pop <s.pop@samsung.com>
11323 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11324 (cleanup_loop_iter_dom): Remove.
11325 (build_loop_iteration_domains): Remove.
11326 (build_scop_context): Remove.
11327 (build_scop_iteration_domain): Remove.
11328 (add_loop_constraints): New.
11329 (build_iteration_domains): New.
11330 (build_poly_scop): Call build_iteration_domains.
11332 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11333 Sebastian Pop <s.pop@samsung.com>
11335 * graphite-scop-detection.c
11336 (scop_detection::harmful_loop_in_region): Free dom and loops.
11337 (scop_detection::loop_body_is_valid_scop): Free bbs.
11339 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11340 Sebastian Pop <s.pop@samsung.com>
11342 * graphite-scop-detection.c (record_loop_in_sese): New.
11343 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11344 (build_scops): Remove call to build_sese_loop_nests.
11345 * sese.c (sese_record_loop): Remove.
11346 (build_sese_loop_nests): Remove.
11347 (new_sese_info): Remove region->loops.
11348 (free_sese_info): Same.
11349 * sese.h (sese_contains_loop): Same.
11350 (build_sese_loop_nests): Remove.
11351 (sese_contains_loop): Remove.
11353 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11354 Sebastian Pop <s.pop@samsung.com>
11356 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11357 loop_is_valid_in_scop.
11358 (scop_detection::harmful_stmt_in_region): Renamed
11359 harmful_loop_in_region.
11360 Call loop_is_valid_in_scop.
11362 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11363 Sebastian Pop <s.pop@samsung.com>
11365 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11368 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11369 Sebastian Pop <s.pop@samsung.com>
11371 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11372 * graphite.h (struct poly_bb): Remove field is_reduction.
11373 (PBB_IS_REDUCTION): Remove.
11375 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11376 Sebastian Pop <s.pop@samsung.com>
11378 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11379 (add_pdr_constraints): Same.
11380 (scop_get_reads): Same.
11381 (scop_get_must_writes): Same.
11382 (scop_get_may_writes): Same.
11383 (scop_get_original_schedule): Same.
11384 (extend_schedule): Same.
11385 (apply_schedule_on_deps): Same.
11386 (carries_deps): Same.
11387 (compute_deps): Same.
11388 (scop_get_dependences): Same.
11389 * graphite-isl-ast-to-gimple.c
11390 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11391 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11392 (get_schedule_for_band_list): Same.
11393 (get_schedule_map): Same.
11394 (apply_schedule_map_to_scop): Same.
11395 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11396 (build_loop_iteration_domains): Same.
11397 (add_condition_to_pbb): Same.
11398 (add_param_constraints): Same.
11399 (pdr_add_memory_accesses): Same.
11400 (pdr_add_data_dimensions): Same.
11402 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11404 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11407 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11409 * common.opt (feliminate-dwarf2-dups): Replace references to
11410 "DWARF 2" with just "DWARF".
11411 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11412 * doc/extend.texi: Likewise.
11413 * doc/cpp.texi: Likewise.
11414 * doc/invoke.texi: Likewise.
11415 (Option Summary): Add -gdwarf to list of Debugging Options.
11416 (Debugging Options): Document -gdwarf.
11417 * doc/contrib.texi: Spell "DWARF" like that.
11419 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11421 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11422 warning. Fix up formatting.
11424 PR middle-end/67653
11425 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11426 attempt to mark memory input operand addressable and
11427 call prepare_gimple_addressable in that case. Don't adjust
11428 input_location for diagnostics, use error_at instead.
11430 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11432 * config/rs6000/ppc-auxv.h: New file.
11433 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11434 (cpu_is): Likewise.
11435 (cpu_supports): Likewise.
11436 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11437 (cpu_is_info): New variable.
11438 (cpu_supports_info): Likewise.
11439 (tcb_verification_symbol): Likewise.
11440 (cpu_builtin_p): Likewise.
11441 (cpu_expand_builtin): New function.
11442 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11443 (rs6000_init_builtins): Likewise.
11444 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11445 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11446 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11447 * configure: Regenerate.
11448 * config.in: Likewise.
11449 * doc/extend.texi (PowerPC Built-in Functions): Document
11450 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11452 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11455 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11457 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11460 2016-01-20 Richard Henderson <rth@redhat.com>
11466 * tree.c (tm_define_builtin): New.
11467 (find_tm_vector_type): New.
11468 (build_tm_vector_builtins): New.
11469 (build_common_builtin_nodes): Call it.
11471 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11473 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11474 (arm_fp_ok): Likewise.
11475 (arm_fp): Likewise.
11476 (arm_crypto): Likewise.
11478 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11479 Richard Biener <rguenther@suse.de>
11481 PR tree-optimization/69328
11482 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11483 vectors have same number of elements.
11484 (vectorizable_condition): Fix masked version recognition.
11486 2016-01-20 Richard Biener <rguenther@suse.de>
11488 PR tree-optimization/69345
11489 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11490 (VN_INFO_PTR_INFO): Likewise.
11491 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11492 info when it is equal between non-dominating SSA names.
11493 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11494 Make sure to look at original SSA infos.
11496 2016-01-20 Jeff Law <law@redhat.com>
11499 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11501 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11502 (pc_or_label_operand): New predicate.
11503 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11504 tests for small integers that are 2^n - 1.
11506 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11508 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11510 2016-01-19 Jeff Law <law@redhat.com>
11512 PR middle-end/69347
11513 * tree-ssa-threadbackwards.c
11514 (fsm_find_control_statement_thread_paths): Do not try to lookup
11515 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11517 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11519 * doc/lto.texi: Remove text that says only Gold has linker plugin
11522 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11524 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11525 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11526 the DIE accordingly.
11527 (modified_type_die): Add REVERSE parameter and pass it recursively,
11528 as well as to base_type_die. Adjust presence check accordingly.
11529 (base_type_for_mode): Adjust call to modified_type_die.
11530 (add_type_attribute): Add REVERSE parameter and pass it to
11532 (generic_parameter_die): Adjust call to add_type_attribute.
11533 (add_scalar_info): Likewise.
11534 (add_subscript_info): Likewise.
11535 (gen_array_type_die): Likewise.
11536 (gen_descr_array_type_die): Likewise.
11537 (gen_entry_point_die): Likewise.
11538 (gen_enumeration_type_die): Likewise.
11539 (gen_formal_parameter_die): Likewise.
11540 (gen_subprogram_die): Likewise.
11541 (gen_variable_die ): Likewise.
11542 (gen_const_die): Likewise.
11543 (gen_field_die): Likewise.
11544 (gen_pointer_type_die): Likewise.
11545 (gen_reference_type_die): Likewise.
11546 (gen_ptr_to_mbr_type_die): Likewise.
11547 (gen_inheritance_die): Likewise.
11548 (gen_subroutine_type_die): Likewise.
11549 (gen_typedef_die): Likewise.
11550 (force_type_die): Adjust call to modified_type_die.
11552 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11554 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11555 flow throughout the file. Fix broken link to Objective-C 2.0
11557 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11560 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11562 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11564 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11567 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11568 (maybe_record_node): Record cxa_pure_virtual as the only possible
11569 target if there are not ohter candidates.
11570 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11572 2016-01-19 Richard Biener <rguenther@suse.de>
11574 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11575 (get_memory_order): Likewise.
11577 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11579 * tree-vect-stmts.c (vectorizable_store): Check
11582 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11585 * gcc.c (driver::decode_argv): Add call to
11586 init_opts_obstack before init_options_struct.
11587 * opts.c (init_opts_obstack): Remove idempotency.
11588 (init_options_struct): Replace call to init_opts_obstack
11589 with a gcc_assert to verify that it has already been called.
11590 * toplev.c (toplev::main): Add call to init_opts_obstack before
11591 calls to init_options_struct.
11592 (toplev::finalize): Move cleanup of opts_obstack next to
11593 cleanup of save_decoded_options, clearing the latter, and
11594 save_decoded_options_count.
11596 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11599 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11600 attribute to unconditional. Remove %? from output template.
11602 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11603 Jiong Wang <jiong.wang@arm.com>
11605 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11606 generated from different expand order.
11608 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11610 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11611 Add support for CCMP costing.
11613 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11615 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11616 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11617 (fccmpe<mode>): Likewise.
11618 (fcmp): Rename to fcmp and globalize pattern.
11620 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11621 (aarch64_gen_ccmp_next): Add FP support.
11623 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11625 * target.def (gen_ccmp_first): Update documentation.
11626 (gen_ccmp_next): Likewise.
11627 * doc/tm.texi (gen_ccmp_first): Update documentation.
11628 (gen_ccmp_next): Likewise.
11629 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11630 expand_ccmp_expr_1. Improve comments.
11631 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11632 (ccmp_ior<mode>): Remove pattern.
11633 (cmp<mode>): Remove expand.
11634 (cmp): Globalize pattern.
11635 (cstorecc4): Use cc_register.
11636 (mov<mode>cc): Remove ccmp_cc_register check.
11637 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11638 Simplify after removal of CC_DNE/* modes.
11639 (aarch64_ccmp_mode_to_code): Remove.
11640 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11641 In 'k' case use integer as condition.
11642 (aarch64_nzcv_codes): Remove inverted cases.
11643 (aarch64_code_to_ccmode): Remove.
11644 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11645 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11646 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11647 pattern. Return the comparison with CC register. Invert conditions
11648 when bitcode is OR.
11649 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11650 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11652 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11654 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11655 instrumented_version.
11657 2016-01-19 Richard Biener <rguenther@suse.de>
11659 PR tree-optimization/69336
11660 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11661 handled components with get_ref_base_and_extent.
11662 (equal_mem_array_ref_p): Adjust.
11664 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11667 * shrink-wrap.c: Include valtrack.h.
11668 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11669 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11670 in between insn and where it will be moved to. Call
11671 dead_debug_insert_temp.
11672 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11673 first and dead_debug_local_finish at the end.
11674 For uses and defs bitmap, handle all regs in between REGNO and
11675 END_REGNO, not just the first one.
11677 2016-01-19 Richard Biener <rguenther@suse.de>
11679 PR tree-optimization/69352
11680 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11681 (equal_mem_array_ref_p): Constrain size and max size properly.
11682 Compare the reverse flag.
11684 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11686 * ira.c (ira): Update regstat data if we deleted insns.
11688 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11690 PR rtl-optimization/68955
11691 PR rtl-optimization/64557
11692 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11693 here. Fix up formatting.
11694 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11696 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11699 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11700 assume that the node has body.
11701 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11704 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11706 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11709 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11711 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11712 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11714 2016-01-19 Martin Jambor <mjambor@suse.cz>
11715 Martin Liska <mliska@suse.cz>
11716 Michael Matz <matz@suse.de>
11718 * Makefile.in (OBJS): Add new source files.
11719 (GTFILES): Add hsa.c.
11720 * common.opt (disable_hsa): New variable.
11721 (-Whsa): New warning.
11722 * config.in (ENABLE_HSA): New.
11723 * configure.ac: Treat hsa differently from other accelerators.
11724 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11725 $enable_offloading.
11726 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11727 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11728 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11729 --with-hsa-kmt-lib.
11730 * doc/invoke.texi (-Whsa): Document.
11731 (hsa-gen-debug-stores): Likewise.
11732 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11733 to invoke offload compiler for hsa acclerator.
11734 * opts.c (common_handle_option): Determine whether HSA offloading
11735 should be performed.
11736 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11737 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11738 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11739 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11740 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11741 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11742 GF_OMP_FOR_KIND_GRID_LOOP.
11743 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11744 (pp_gimple_stmt_1): Likewise.
11745 * gimple-walk.c (walk_gimple_stmt): Likewise.
11746 * gimple.c (gimple_build_omp_grid_body): New function.
11747 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11748 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11749 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11750 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11751 GF_OMP_TEAMS_GRID_PHONY.
11752 (gimple_statement_omp_single_layout): Updated comments.
11753 (gimple_build_omp_grid_body): New function.
11754 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11755 (gimple_omp_for_grid_phony): New function.
11756 (gimple_omp_for_set_grid_phony): Likewise.
11757 (gimple_omp_parallel_grid_phony): Likewise.
11758 (gimple_omp_parallel_set_grid_phony): Likewise.
11759 (gimple_omp_teams_grid_phony): Likewise.
11760 (gimple_omp_teams_set_grid_phony): Likewise.
11761 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11762 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11763 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11764 (BUILT_IN_GOMP_TARGET): Updated type.
11765 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11766 (adjust_for_condition): New function.
11767 (get_omp_for_step_from_incr): Likewise.
11768 (extract_omp_for_data): Moved parts to adjust_for_condition and
11769 get_omp_for_step_from_incr.
11770 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11771 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11772 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11773 (scan_omp_parallel): Do not create child functions for phony
11775 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11776 (scan_omp_1_op): Checking assert we are not remapping to
11777 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11778 (parallel_needs_hsa_kernel_p): New function.
11779 (expand_parallel_call): Register apprpriate parallel child
11780 functions as HSA kernels.
11781 (grid_launch_attributes_trees): New type.
11782 (grid_attr_trees): New variable.
11783 (grid_create_kernel_launch_attr_types): New function.
11784 (grid_insert_store_range_dim): Likewise.
11785 (grid_get_kernel_launch_attributes): Likewise.
11786 (get_target_argument_identifier_1): Likewise.
11787 (get_target_argument_identifier): Likewise.
11788 (get_target_argument_value): Likewise.
11789 (push_target_argument_according_to_value): Likewise.
11790 (get_target_arguments): Likewise.
11791 (expand_omp_target): Call get_target_arguments instead of looking
11792 up for teams and thread limit.
11793 (grid_expand_omp_for_loop): New function.
11794 (grid_arg_decl_map): New type.
11795 (grid_remap_kernel_arg_accesses): New function.
11796 (grid_expand_target_kernel_body): New function.
11797 (expand_omp): Call it.
11798 (lower_omp_for): Do not emit phony constructs.
11799 (lower_omp_taskreg): Do not emit phony constructs but create for them
11800 a temporary variable receiver_decl.
11801 (lower_omp_taskreg): Do not emit phony constructs.
11802 (lower_omp_teams): Likewise.
11803 (lower_omp_grid_body): New function.
11804 (lower_omp_1): Call it.
11805 (grid_reg_assignment_to_local_var_p): New function.
11806 (grid_seq_only_contains_local_assignments): Likewise.
11807 (grid_find_single_omp_among_assignments_1): Likewise.
11808 (grid_find_single_omp_among_assignments): Likewise.
11809 (grid_find_ungridifiable_statement): Likewise.
11810 (grid_target_follows_gridifiable_pattern): Likewise.
11811 (grid_remap_prebody_decls): Likewise.
11812 (grid_copy_leading_local_assignments): Likewise.
11813 (grid_process_kernel_body_copy): Likewise.
11814 (grid_attempt_target_gridification): Likewise.
11815 (grid_gridify_all_targets_stmt): Likewise.
11816 (grid_gridify_all_targets): Likewise.
11817 (execute_lower_omp): Call grid_gridify_all_targets.
11818 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11819 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11820 (tree_omp_clause): Added union field dimension.
11821 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11822 * tree.c (omp_clause_num_ops): Added number of arguments of
11823 OMP_CLAUSE__GRIDDIM_.
11824 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11825 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11826 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11827 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11828 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11829 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11830 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11831 * tree-pass.h (make_pass_gen_hsail): Declare.
11832 (make_pass_ipa_hsa): Likewise.
11833 * ipa-hsa.c: New file.
11834 * lto-section-in.c (lto_section_name): Add hsa section name.
11835 * lto-streamer.h (lto_section_type): Add hsa section.
11836 * timevar.def (TV_IPA_HSA): New.
11837 * hsa-brig-format.h: New file.
11838 * hsa-brig.c: New file.
11839 * hsa-dump.c: Likewise.
11840 * hsa-gen.c: Likewise.
11843 * toplev.c (compile_file): Call hsa_output_brig.
11844 * hsa-regalloc.c: New file.
11846 2016-01-18 Jeff Law <law@redhat.com>
11848 PR tree-optimization/69320
11849 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11850 ranged object, do nothing if the RHS constant is not [0..1].
11851 (optimize_stmt): Comparing a boolean ranged object against a
11852 constant outside [0..1] results in a compile-time constant.
11854 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11857 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11859 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11860 (Option Summary): Update to reflect new section and moved options.
11861 (C++ Dialect Options): Move -fstats to new section.
11862 (Debugging Options): Move all dump, statistics, and other GCC
11863 developer options to new section. Rewrite section introduction
11864 and re-order remaining options to put the more basic ones first.
11865 (Optimization Options): Move -fira-verbose and -flto-report* to
11867 (Developer Options): New section incorporating moved options.
11868 * doc/cppopts.texi (-dM): Update cross-reference.
11870 2016-01-18 Richard Henderson <rth@redhat.com>
11873 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11874 operands to pseudo only if CSE is expected. Split long immediate
11875 operands only after reload, and for the stack pointer.
11876 (*add<GPI>3_pluslong): Remove.
11877 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11878 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11879 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11880 (*add<GPI>3 peepholes): New.
11881 (*add<GPI>3 splitters): New.
11882 * config/aarch64/constraints.md (Upl): New.
11883 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11885 2016-01-18 Richard Biener <rguenther@suse.de>
11887 PR tree-optimization/69297
11888 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11890 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11892 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11894 PR middle-end/68542
11895 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11896 of mixind vector and scalar types.
11897 (fold_relational_const): Add handling of vector
11898 comparison with boolean result.
11899 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11900 comparison of vector operands with boolean result for EQ/NE only.
11901 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11902 (verify_gimple_cond): Likewise.
11903 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11906 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11908 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11911 2016-01-18 Richard Biener <rguenther@suse.de>
11913 PR middle-end/69308
11914 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11916 2016-01-18 Tom de Vries <tom@codesourcery.com>
11918 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11920 2016-01-18 Tom de Vries <tom@codesourcery.com>
11922 * omp-low.c (set_oacc_fn_attrib): Make extern.
11923 * omp-low.h (set_oacc_fn_attrib): Declare.
11924 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11925 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11926 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11927 Add and handle function parameter oacc_kernels_p.
11928 (find_reduc_addr, get_omp_data_i_param): New function.
11929 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11930 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11931 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11932 Calculate dominance info. Skip loops that are not in a kernels region
11933 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11934 (pass_parallelize_loops::execute): Call parallelize_loops with
11935 oacc_kernels_p argument.
11936 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11937 New member function.
11938 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11939 * passes.def: Add argument to pass_parallelize_loops instantation.
11941 2016-01-18 Tom de Vries <tom@codesourcery.com>
11943 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11944 pass_parallelize_loops to be run outside the loop pipeline.
11946 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11948 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11949 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11951 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11954 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11955 using get_ref_base_and_extent.
11956 (equal_mem_array_ref_p): New.
11957 (hashable_expr_equal_p): Add call to previous.
11959 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11962 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11963 (sra_initialize): Allocate disqualified_constants.
11964 (sra_deinitialize): Free disqualified_constants.
11965 (disqualify_candidate): Update disqualified_constants when appropriate.
11966 (create_access): Scan for constant-pool entries as we go along.
11967 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11968 (maybe_add_sra_candidate): Allow constant-pool entries.
11969 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11970 (initialize_constant_pool_replacements): New.
11971 (sra_modify_assign): Avoid mangling assignments created by previous,
11972 and don't generate writes into constant pool.
11973 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11975 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11977 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11978 andnot instruction.
11979 (scalar_chain::convert_op): Likewise.
11980 * config/i386/i386.md (*andndi3_doubleword): New.
11982 2016-01-18 Richard Biener <rguenther@suse.de>
11984 PR tree-optimization/69170
11985 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11986 building a vector from scalar results of a pattern stmt.
11988 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11990 * haifa-sched.c (autopref_multipass_init): Work around
11991 -Wmaybe-uninitialized warning.
11993 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11995 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11996 against the constant 0.
11998 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12000 PR tree-optimization/68799
12001 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12002 look up phi candidates in the statement-candidate map.
12003 (phi_add_costs): Likewise.
12004 (record_phi_increments): Likewise.
12005 (phi_incr_cost): Likewise.
12006 (ncd_with_phi): Likewise.
12007 (all_phi_incrs_profitable): Likewise.
12009 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12011 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12012 -Wmaybe-uninitialized warning.
12014 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12016 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12017 (Option Summary): Update to reflect new section and moved options.
12018 (C++ Dialect Options): Move -fvtable-verify and related options.
12019 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12020 and profiling-related options.
12021 (Optimization Options): Move profile generation options and
12022 -fstack-protector and related options.
12023 (Instrumentation Options): New section incorporating moved options.
12024 (Code Generation Options): Move -finstrument-functions and
12025 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12027 2016-01-16 Tom de Vries <tom@codesourcery.com>
12029 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12031 2016-01-16 Tom de Vries <tom@codesourcery.com>
12033 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12035 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12037 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12038 that checks whether the table is already empty. Rename the
12039 original implementation to...
12040 (hash_table::empty_slot): ...this new private function.
12042 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12044 PR diagnostic/68899
12045 * diagnostic-show-locus.c (layout::print_source_line): Move x
12046 offset of line until after call to
12047 get_line_width_without_trailing_whitespace.
12049 2016-01-15 Jeff Law <law@redhat.com>
12051 PR tree-optimization/69270
12052 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12053 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12054 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12055 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12056 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12057 ssa_name_has_boolean_range and constant_boolean_node.
12059 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12061 PR rtl-optimization/69030
12062 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12064 (spill_pseudos): Delete debug insn for dead pseudo.
12065 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12067 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12069 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12071 (TYPES_UNOPUS): Likewise.
12072 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12073 builtin type, from UNOP to UNOPUS.
12074 (lbtruncuv4sf): Likewise.
12075 (lbtruncuv2df): Likewise.
12076 (lrounduv2sf): Likewise.
12077 (lrounduv4sf): Likewise.
12078 (lrounduv2df): Likewise.
12079 (lroundusf): Likewise.
12080 (lroundusf): Likewise.
12081 (lceiluv2sf): Likewise.
12082 (lceiluv4sf): Likewise.
12083 (lceiluv2df): Likewise.
12084 (lceilusf): Likewise.
12085 (lceiludf): Likewise.
12086 (lflooruv2sf): Likewise.
12087 (lflooruv4sf): Likewise.
12088 (lflooruv2df): Likewise.
12089 (lfloorusf): Likewise.
12090 (lfloorudf): Likewise.
12091 (lfrintnuv2sf): Likewise.
12092 (lfrintnuv4sf): Likewise.
12093 (lfrintnuv2df): Likewise.
12094 (lfrintnusf): Likewise.
12095 (lfrintnudf): Likewise.
12096 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12098 (vcvtq_u32_f32): Likewise.
12099 (vcvtq_u64_f64): Likewise.
12100 (vcvta_u32_f32): Likewise.
12101 (vcvtaq_u32_f32): Likewise.
12102 (vcvtaq_u64_f64): Likewise.
12103 (vcvtm_u32_f32): Likewise.
12104 (vcvtmq_u32_f32): Likewise.
12105 (vcvtmq_u64_f64): Likewise.
12106 (vcvtn_u32_f32): Likwise.
12107 (vcvtnq_u32_f32): Likewise.
12108 (vcvtnq_u64_f64): Likewise.
12109 (vcvtp_u32_f32): Likewise.
12110 (vcvtpq_u32_f32): Likewise.
12111 (vcvtpq_u64_f64): Likewise.
12112 (vcvtmd_u64_f64): Likewise.
12113 (vcvtms_u32_f32): Likewise.
12114 (vcvtad_u64_f64): Likewise.
12115 (vcvtas_u32_f32): Likewise.
12116 (vcvtnd_u64_f64): Likewise.
12117 (vcvtns_u32_f32): Likewise.
12118 (vcvtpd_u64_f64): Likewise.
12119 (vcvtps_u32_f32): Likewise.
12121 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12123 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12124 CSEL of zero_extended registers.
12126 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12128 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12129 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12131 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12133 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12134 false when argument string is not found in the attributes table
12137 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12140 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12141 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12142 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12143 precision estimate.
12145 2016-01-15 Richard Biener <rguenther@suse.de>
12147 PR tree-optimization/66856
12148 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12149 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12150 (vect_create_new_slp_node): Increment stmt reference count.
12151 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12152 an SLP tree before swapping operands.
12153 (vect_build_slp_tree): Likewise.
12154 (destroy_bb_vec_info): Free stmt info after SLP instances.
12155 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12156 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12157 (STMT_VINFO_NUM_SLP_USES): New macro.
12159 2016-01-15 Richard Biener <rguenther@suse.de>
12162 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12163 (add_linkage_name): ... here.
12164 (gen_typedef_die): Use add_linkage_name_raw instead of
12165 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12168 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12170 * gimplify.c (oacc_default_clause): Decode reference and pointer
12171 types for both kernels and parallel regions.
12173 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12175 PR middle-end/69246
12176 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12178 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12180 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12181 (convert_scalars_to_vector): Likewise.
12183 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12185 * doc/extend.texi (Type Traits): Fix grammar.
12187 2016-01-15 Martin Jambor <mjambor@suse.cz>
12189 * tree-inline.c (remap_decl): Use existing dclarations if
12190 remapping a type and prevent_decl_creation_for_types.
12191 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12192 decls first. Do real remapping with
12193 prevent_decl_creation_for_types set.
12194 * tree-inline.h (copy_body_data): New field
12195 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12198 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12200 * config/s390/s390.opt (mmvcle): More verbose help text.
12202 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12204 * config/s390/s390.opt: Add period to -mzvector option text.
12206 2016-01-15 Richard Biener <rguenther@suse.de>
12208 PR tree-optimization/68961
12209 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12210 of invariants in stores again.
12212 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12214 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12216 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12218 * config/i386/i386.c (ix86_expand_branch): Don't split
12219 DI mode xor instruction to SI mode.
12221 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12224 * ipa-icf.c (sem_function::merge): Virtual functions may become
12225 reachable even if they address is not taken and there are no
12228 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12230 * lto-streamer-out.c (subtract_estimated_size): New function.
12231 (get_symbol_initial_value): Use it.
12233 2016-01-15 Christian Bruel <christian.bruel@st.com>
12236 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12237 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12238 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12239 use add_builtin_function_ext_scope instead of add_builtin_function.
12240 (neon_set_p, neon_crypto_set_p): Remove.
12241 (arm_init_builtins): Always call arm_init_neon_builtins and
12242 arm_init_crypto_builtins.
12243 (arm_expand_builtin): Check that builtins are allowed for the arch.
12244 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12245 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12246 arm_init_neon_builtins call.
12248 2016-01-15 Richard Biener <rguenther@suse.de>
12250 PR tree-optimization/69117
12251 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12252 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12253 of the leader conservatively.
12254 (free_scc_vn): Restore original SSA name infos.
12256 2016-01-14 Jeff Law <law@redhat.com>
12258 PR tree-optimization/69270
12259 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12260 single bit of precision, verify it's also unsigned.
12261 (record_edge_info): Use constant_boolean_node rather than fold_convert
12262 to convert boolean_true/boolean_false to the right type.
12264 2016-01-14 Richard Henderson <rth@redhat.com>
12267 * loop-doloop.c (record_reg_sets): New.
12268 (doloop_optimize): Reject the transform if the sequence
12269 clobbers registers live at the end of the loop block.
12270 (doloop_optimize_loops): Enable df_live if needed.
12272 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12274 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12275 * config/rs6000/rs6000.c: Likewise.
12276 * config/rs6000/rs6000.h: Likewise.
12277 * config/rs6000/rs6000.md: Likewise.
12278 * doc/extend.texi: Likewsie.
12280 2016-01-14 Jeff Law <law@redhat.com>
12282 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12285 2016-01-14 Richard Henderson <rth@redhat.com>
12289 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12290 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12291 instead of builtin_decl_declared_p to test for declaration.
12293 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12295 * doc/loop.texi (Loop Analysis and Representation): Document
12296 loop_depth function.
12298 2016-01-14 Tom de Vries <tom@codesourcery.com>
12300 PR tree-optimization/68773
12301 * omp-low.c (expand_omp_target): Don't set force_output.
12302 * varpool.c (varpool_node::get_create): Same.
12303 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12304 offload_funcs with force_output.
12306 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12309 * lra-eliminations.c (move_plus_up): Don't change anything if either
12310 the outer or inner subreg mode is not MODE_INT.
12311 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12312 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12314 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12316 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12317 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12318 reduc_uplus_@var{m}): Remove.
12319 * expr.c (expand_expr_real_2): Remove expansion path for
12320 reduc_[us](min|max|plus) optabs.
12321 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12322 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12323 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12324 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12325 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12326 reduc_[us](min|max|plus) optabs.
12328 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12330 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12331 (reduc_plus_scal_v2sf): New.
12332 (reduc_smax_v2sf): Rename to...
12333 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12334 (reduc_smin_v2sf): Rename to...
12335 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12337 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12339 * alias.c (compare_base_symbol_refs): New function.
12340 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12343 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12345 PR middle-end/68146
12346 PR tree-optimization/69155
12347 * tree-complex.c: Include cfganal.h.
12348 (phis_to_revisit): New variable.
12349 (extract_component): Add phiarg_p argument. Assert that returned
12350 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12351 (update_phi_components): Partly rewrite to use loop over real/imag
12352 components instead of code duplication. If extract_component returns
12353 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12354 create_tmp_reg into the PHI node instead, and mention the phi triplet
12355 in phis_to_revisit.
12356 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12357 in phis_to_revisit at the end.
12359 2016-01-14 Richard Biener <rguenther@suse.de>
12361 PR tree-optimization/68060
12362 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12363 outer loop reduction is only used in the inner loop before
12364 detecting a double reduction.
12366 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12369 * combine.c (expand_field_assignment): Punt if compute_mode is
12370 unsupported scalar mode.
12372 2016-01-14 Richard Biener <rguenther@suse.de>
12374 PR tree-optimization/66856
12375 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12376 SLP node only if it built successfully.
12377 (vect_analyze_slp_instance): Adjust.
12379 2016-01-14 Jeff Law <law@redhat.com>
12381 PR tree-optimization/69270
12382 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12383 (record_edge_info): Use it. Convert boolean_{true,false}_node
12384 to the type of op0.
12386 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12389 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12390 use block_ultimate_origin
12391 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12393 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12395 * doc/invoke.texi (Submodel Options): Rename section to
12396 "Machine-Dependent Options" to better reflect its content.
12397 Rewrite introductory text to remove archaic CPU names.
12400 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12402 * doc/invoke.texi (Code Gen Options): Move section up in file,
12403 before target-specific options. Update menu and option summary
12404 to reflect the new section ordering.
12406 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12408 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12409 (C++ Dialect Options): Add cross-reference to -std option.
12410 * doc/standards.texi (C++ Language): Document C++14 support.
12412 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12414 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12415 for pack/unpack functions for __ibm128.
12416 (PACK_IF): Likewise.
12417 (UNPACK_IF): Likewise.
12419 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12420 support for __ibm128 pack/unpack functions.
12421 (rs6000_invalid_builtin): Likewise.
12422 (rs6000_init_builtins): Likewise.
12423 (rs6000_opt_masks): Likewise.
12425 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12426 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12428 (RS6000_BTM_COMMON): Likewise.
12430 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12431 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12432 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12433 128-bit floating point. Add support for the double values to be
12434 in Altivec registers for TF/IF packing and unpacking, but restrict
12435 TD packing sub-fields to be FPR registers. Don't allow overlapped
12436 register support for packing. Allow pack inputs to be memory
12437 locations. Don't build generator functions for unpack<mode>_dm
12438 and unpack<mode>_nodm.
12439 (unpack<mode>_dm): Likewise.
12440 (unpack<mode>_nodm): Likewise.
12441 (pack<mode>): Likewise.
12443 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12444 built-in functions to pack/unpack explicit __ibm128 values.
12445 (__builtin_unpack_ibm128): Likewise.
12447 * doc/extend.texi (PowerPC Built-in Functions): Document
12448 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12450 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12453 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12454 Add new arg loc and pass it down as context.
12455 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12456 to the location to use for the warning.
12457 (check_function_arguments): New arg loc. All callers changed. Pass
12458 it to check_function_nonnull.
12459 * c-common.h (check_function_arguments): Adjust declaration.
12461 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12463 PR tree-optimization/69156
12464 * gimple.c (validate_type): Removed.
12465 (gimple_builtin_call_types_compatible_p): Use
12466 useless_type_conversion_p instead of validate_type.
12467 * value-prof.c (gimple_stringop_fixed_value): Fold
12468 icall_size to correct type.
12470 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12472 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12475 2016-01-13 Richard Henderson <rth@redhat.com>
12478 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12479 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12480 (ix86_builtin_tm_store): Remove.
12481 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12482 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12483 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12484 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12485 * doc/tm.texi: Rebuild.
12487 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12488 (BUILT_IN_TM_MEMCPY_RTWN): New.
12489 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12490 fallback from vector to integer helpers.
12491 (build_tm_load): Handle vector types directly, instead of
12493 (build_tm_store): Likewise.
12494 (expand_assign_tm): Prepare for register types not handled by
12495 the above. Copy them to memory and use memcpy.
12496 * tree.c (tm_define_builtin): New.
12497 (find_tm_vector_type): New.
12498 (build_tm_vector_builtins): New.
12499 (build_common_builtin_nodes): Call it.
12501 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12503 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12504 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12506 2016-01-13 Tom de Vries <tom@codesourcery.com>
12508 PR tree-optimization/69169
12509 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12510 handled_struct_type param.
12511 (create_variable_info_for, intra_create_variable_infos): Call
12512 create_variable_info_for_1 with extra arg.
12514 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12516 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12517 and "armv8.1-a+crc" entries.
12519 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12522 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12523 Change first operand predicate from register_or_constm1_operand
12524 to register_operand.
12525 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12526 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12527 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12528 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12529 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12530 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12531 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12532 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12533 comparison with constm1_rtx from vec_prefetch_gen part.
12535 2016-01-13 Richard Biener <rguenther@suse.de>
12537 PR tree-optimization/69013
12538 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12539 Exchange assert for a test.
12541 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12544 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12546 2016-01-13 Richard Biener <rguenther@suse.de>
12548 PR tree-optimization/69242
12549 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12550 assert with a check.
12552 2016-01-13 Richard Biener <rguenther@suse.de>
12554 PR tree-optimization/69186
12555 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12556 Properly guard vect_update_misalignment_for_peel call.
12558 2016-01-12 Jeff Law <law@redhat.com>
12560 PR tree-optimization/pr67755
12561 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12562 "need_profile_correction".
12563 (thread_block_1): Initialize new field to false by default. If we
12564 have multiple thread paths through a common joiner to different
12565 final targets, then set new field to true.
12566 (compute_path_counts): Only do count adjustment when it's really
12569 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12571 * doc/invoke.texi (Spec Files): Move section down in file, past
12572 all command-line option descriptions.
12574 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12576 PR middle-end/54809
12577 * doc/gty.texi: Remove documentation of mark_hook.
12578 * gengtype.c (struct write_types_data): Remove code to support
12579 mark_hook attribute.
12580 (walk_type): Likewise.
12581 (write_func_for_structure): Likewise.
12583 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12585 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12586 Directory Options, and -specs= to Overall Options.
12587 (Overall Options): Adjust similarly. Reorder to group related
12588 options together. Make -specs= cross-reference the spec file details.
12589 (Directory Options): Adjust similarly.
12591 2016-01-12 Jeff Law <law@redhat.com>
12593 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12595 2016-01-12 Olivier Hainque <hainque@adacore.com>
12597 * gcc.c (spec_undefvar_allowed): New global.
12598 (process_command): Set to true when running for --version or --help,
12600 (getenv_spec_function): When the variable is not defined, use the
12601 variable name as the variable value if we're allowed not to issue
12604 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12606 PR tree-optimization/68911
12607 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12608 information computed for expression "init + nit * step".
12610 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12612 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12613 about name of GCC executable. Remove deleted node from menu.
12614 (Directory Options) <-B>: Remove cross-reference to deleted node.
12615 (Target Options): Delete section.
12617 2016-01-12 Christian Bruel <christian.bruel@st.com>
12620 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12621 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12623 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12626 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12627 aligned_mem is properly set for AVX512-VL floating point masked
12631 * ifcvt.c (cond_exec_process_if_block): When removing the last
12632 insn from then_bb, remove also any possible barriers that follow it.
12634 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12638 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12639 (PTRDIFF_TYPE): Likewise.
12640 (WCHAR_TYPE): Likewise.
12641 (WCHAR_TYPE_SIZE): Likewise.
12642 (STDINT_LONG32): Likewise.
12644 2016-01-12 Richard Biener <rguenther@suse.de>
12646 PR tree-optimization/69053
12647 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12648 convert initial value for cond reductions.
12650 2016-01-12 Richard Biener <rguenther@suse.de>
12652 PR tree-optimization/69007
12653 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12654 widen_sum after dot_prod and sad.
12656 2016-01-12 Richard Biener <rguenther@suse.de>
12658 PR tree-optimization/69168
12659 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12660 pattern stmt SLP type.
12661 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12662 end up unused so cope with that case.
12664 2016-01-12 Richard Biener <rguenther@suse.de>
12666 PR tree-optimization/69157
12667 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12668 stmts def type only during analyze phase.
12669 (vectorizable_call): Likewise.
12670 (vectorizable_simd_clone_call): Likewise.
12671 (vectorizable_conversion): Likewise.
12672 (vectorizable_assignment): Likewise.
12673 (vectorizable_shift): Likewise.
12674 (vectorizable_operation): Likewise.
12675 (vectorizable_store): Likewise.
12676 (vectorizable_load): Likewise.
12678 2016-01-12 Richard Biener <rguenther@suse.de>
12680 PR tree-optimization/69174
12681 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12683 (vectorizable_load): Properly compute the number of loads needed
12684 for permuted strided SLP loads and do not spuriously assign
12685 to SLP_TREE_VEC_STMTS.
12687 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12689 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12690 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12691 (MD_EXEC_PREFIX): Remove.
12692 (MD_STARTFILE_PREFIX) Removee.
12693 (FILE_NAME_ABSOLUTE_P): Remove.
12694 (CPP_SPEC): Do not read macros from sys/version.h.
12695 (LINK_COMMAND_SPEC): Remove.
12696 (LOCAL_INCLUDE_DIR): Remove.
12697 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12698 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12699 (POST_LINK_SPEC): Define to invoke stubify after linker
12700 (LIBSTDCXX): Remove define
12701 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12702 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12703 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12704 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12705 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12706 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12707 (i386_djgpp_asm_named_section): Add propotype of new procedure
12709 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12710 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12711 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12712 in config/i386/djgpp.h).
12713 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12714 STANDARD_STARTFILE_PREFIX_1.
12715 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12716 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12717 installation errors.
12718 (MAX_OFILE_ALIGNMENT): Define to 128.
12719 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12721 * config/i386/djgpp.c: New file. Add implementation of
12722 i386_djgpp_asm_named_section.
12724 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12726 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12727 Add rule for building djgpp.o.
12729 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12731 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12732 (rtx_is_swappable_p): Reductions are swappable.
12733 (insn_is_swappable_p): V2DF reductions are swappable.
12735 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12737 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12738 reloads for other unsupported memory operands.
12740 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12741 Jim Wilson <jim.wilson@linaro.org>
12744 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12745 copy_to_mode_reg instead of force_reg.
12747 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12750 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12751 TARGET_80387 is true.
12753 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12756 * lra-eliminations.c (move_plus_up): Only move plus up
12757 if subreg of the constant can be simplified into constant
12758 and use the simplified subreg of the constant instead of
12759 the original constant.
12761 * fold-const.c (fold_convertible_p): Don't return true
12762 for conversion of VECTOR_TYPE to same sized integral type.
12763 (fold_convert_loc): Fix up formatting. Fold conversion of
12764 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12765 instead of NOP_EXPR.
12767 PR tree-optimization/69214
12768 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12769 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12772 PR tree-optimization/69207
12773 * tree-vect-slp.c (vect_get_constant_vectors): For
12774 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12775 fold_convertible_p to vector_type's element type, and always
12776 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12778 2016-01-11 Richard Biener <rguenther@suse.de>
12780 PR tree-optimization/69173
12781 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12782 fixup the cycle if all stmts are in a pattern.
12784 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12786 PR middle-end/68999
12787 * alias.c (base_alias_check): Move check for addresses with
12788 alignment ANDs before the call for compare_base_decls.
12789 (memrefs_conflict_p): Return -1 for different decls
12790 that went through alignment adjustments.
12792 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12794 PR rtl-optimization/68796
12795 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12796 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12797 and QImode comparisons against zero with CC_NZmode.
12798 * config/aarch64/iterators.md (short_mask): New mode_attr.
12800 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12802 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12803 (<avx512>_store<mode>_mask): Likewise.
12805 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12806 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12808 PR rtl-optimization/68841
12809 * ifcvt.c (struct noce_if_info): Add orig_x field.
12810 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12811 Don't record conflicts on to_rename if it's present.
12812 Allow memory destinations in sets.
12813 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12814 blocks, passing orig_x to the checks.
12815 (noce_process_if_block): Set if_info->orig_x appropriately.
12817 2016-01-11 Tom de Vries <tom@codesourcery.com>
12819 PR tree-optimization/69069
12820 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12822 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12824 PR rtl-optimization/68920
12825 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12826 of conditional moves for RTL if-conversion to 1 for
12827 TARGET_ONE_IF_CONV_INSN.
12828 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12829 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12830 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12831 parameter to restirct number of conditional moves for
12833 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12834 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12837 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12840 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12841 onepart vars. Fix typo in comment. Fix reversed condition in
12843 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12846 * var-tracking.c (dump_onepart_variable_differences): New.
12847 (dataflow_set_different): If a detailed dump is requested,
12848 delay early returns and dump differences between onepart
12849 variables present before and after, and added variables.
12851 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12854 * expr.c (expand_expr_real_1): For boolean vector constants
12855 with a scalar mode use const_scalar_mask_from_tree.
12856 (const_scalar_mask_from_tree): New.
12857 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12858 assigned to a mask type to handle constants.
12860 2016-01-11 Martin Jambor <mjambor@suse.cz>
12863 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12864 useless parameters if we cannot change function signature.
12866 2016-01-11 Martin Jambor <mjambor@suse.cz>
12869 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12872 2016-01-11 Tom de Vries <tom@codesourcery.com>
12874 PR tree-optimization/69109
12875 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12878 2016-01-11 Tom de Vries <tom@codesourcery.com>
12880 PR tree-optimization/69108
12881 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12882 res is not used in a phi.
12884 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12887 * common.opt (frandom-seed): Fix parameter name.
12888 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12890 2016-01-11 Tom de Vries <tom@codesourcery.com>
12892 PR tree-optimization/69058
12893 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12896 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12898 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12899 (mcode-density): Likewise.
12901 2016-01-10 Tom de Vries <tom@codesourcery.com>
12903 PR tree-optimization/69062
12904 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12905 (parallelize_loops): Don't paralelize loop that has phi with address
12908 2016-01-10 Tom de Vries <tom@codesourcery.com>
12910 PR tree-optimization/69039
12911 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12914 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12916 PR middle-end/68743
12917 * match.pd: Require target has function_c99_misc before doing
12918 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12920 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12922 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12924 * configure: Regenerate.
12926 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12928 PR middle-end/50865
12929 PR tree-optimization/69097
12930 * fold-const.h (expr_not_equal_to): New prototype.
12931 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12932 (expr_not_equal_to): New function.
12933 * match.pd (X % -Y is the same as X % Y): Don't optimize
12934 unless X is known not to be equal to minimum or Y is known
12935 not to be equal to -1.
12936 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12937 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12938 (simplify_stmt_using_ranges): Adjust caller.
12939 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12940 substitute_and_fold.
12942 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12944 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12947 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12949 PR tree-optimization/69167
12950 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12951 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12953 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12955 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12956 Richard Biener <rguenther@suse.de>
12958 PR tree-optimization/68707
12959 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12960 instances that can be handled via vect_load_lanes.
12962 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12964 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12965 if we can't determine address equivalence.
12966 * alias.c (compare_base_decl): Update for changed return value of
12967 symtab_node::equal_address_to.
12969 2016-01-08 Jason Merrill <jason@redhat.com>
12973 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12974 * expr.c (store_field): Not here.
12975 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12976 call with TREE_ADDRESSABLE type.
12977 * tree-cfg.c (verify_gimple_call): Adjust.
12979 2016-01-08 Olivier Hainque <hainque@adacore.com>
12981 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12984 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12986 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12987 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12988 (reduc_smin_v2sf): Rename to...
12989 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12990 (reduc_splus_v2sf): Rename to...
12991 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12993 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12995 PR tree-optimization/69162
12996 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12997 valist argument in another argument.
12998 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12999 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13000 to determine the va_list type, build a MEM_REF instead of
13001 build_fold_indirect_ref.
13003 PR tree-optimization/69172
13004 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13007 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13009 PR tree-optimization/67781
13010 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13011 and cmpnop in two steps: first the ones not accessed in original
13012 gimple expression in a endian independent way and then the ones not
13013 accessed in the final result in an endian-specific way.
13015 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13017 PR tree-optimization/69083
13018 * tree-vect-slp.c (vect_get_constant_vectors): For
13019 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13020 element type. If op is fold_convertible_p to vector_type's element
13021 type, use NOP_EXPR instead of VCE.
13023 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13025 PR rtl-optimization/67778
13026 PR rtl-optimization/68634
13027 PR rtl-optimization/68909
13028 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13029 block from the stack until done with it. Remove a superfluous
13030 bitmap set. Remove a superfluous bitmap test.
13032 2016-01-07 Martin Sebor <msebor@redhat.com>
13035 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13036 constraint on the type of arguments.
13038 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13040 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13041 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13042 unaligned_access on the gcc_options set.
13043 * config/arm/arm.c (arm_option_override_internal): Use
13044 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13046 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13049 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13050 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13052 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13055 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13059 depending on frame_pointer_needed before remaining integer and SSE
13060 registers are saved.
13062 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13065 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13067 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13070 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13071 Use the "xBm" constraint.
13072 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13074 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13075 (sse_cvtsi2ssq<round_name>): Likewise.
13076 (sse_cvtss2si<round_name>): Likewise.
13077 (sse_cvtss2siq<round_name>): Likewise.
13078 (sse2_cvtsi2sdq<round_name>): Likewise.
13079 (sse2_cvtsd2si<round_name>): Likewise.
13080 (sse2_cvtsd2siq<round_name>): Likewise.
13081 * config/i386/subst.md (round_nimm_scalar_predicate): New
13084 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13086 PR middle-end/67639
13087 * varasm.c (make_decl_rtl): Mark invalid register vars as
13090 PR rtl-optimization/66206
13091 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13092 All callers changed.
13094 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13096 PR tree-optimization/69141
13097 * tree-ssa-pre.c: Include langhooks.h.
13098 (eliminate_dom_walker::before_dom_children): Use
13099 lang_hooks.decl_printable_name instead of
13100 cgraph_node::get ()->name ().
13102 PR middle-end/68960
13103 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13104 it and DECL_ALIGN too.
13106 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13108 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13110 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13114 depending on frame_pointer_needed before remaining integer and SSE
13115 registers are saved.
13117 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13119 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13120 mode iterator with VSX_M2.
13121 (*p9_vecstore_<mode>): Likewise.
13122 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13123 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13124 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13125 (define_split for VSX_LE128 stores): Likewise.
13126 (define_peephole2 for TImode LE swaps): Likewise.
13127 (define_split for VSX_LE128 post-reload stores): Likewise.
13129 2016-01-06 Marek Polacek <polacek@redhat.com>
13132 * convert.c (convert_to_integer_1): Adjust call to
13133 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13134 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13135 EXPR instead of ARG.
13136 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13138 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13141 * doc/extend.texi (RL78 Variable Attributes): New section.
13143 2016-01-05 Marek Polacek <polacek@redhat.com>
13146 * builtins.c (get_memmodel): Use expansion point location rather than
13147 the input location. Call warning_at rather than warning.
13148 (expand_builtin_atomic_compare_exchange): Likewise.
13149 (expand_builtin_atomic_load): Likewise.
13150 (expand_builtin_atomic_store): Likewise.
13151 (expand_builtin_atomic_clear): Likewise.
13153 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13156 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13157 Replace nonimmediate_operand with vector_operand.
13158 * config/i386/predicates.md (vector_operand): New predicate.
13159 (general_vector_operand): Replace nonimmediate_operand with
13161 * config/i386/sse.md: Replace nonimmediate_operand with
13162 vector_operand and m constraint with Bm constraint on SSE
13163 patterns with 16-byte memory operand.
13164 * config/i386/subst.md (round_nimm_predicate): Replace
13165 nonimmediate_operand with vector_operand.
13166 (round_saeonly_nimm_predicate): Likewise.
13167 (round_saeonly_nimm_scalar_predicate): New.
13169 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13172 * config/i386/constraints.md (Bm): New constraint.
13173 * config/i386/predicates.md (vector_memory_operand): New
13175 * config/i386/sse.md: Replace xm with xBm in plusminus and
13176 any_logic patterns.
13178 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13181 * doc/extend.texi (V850 Function Attributes): New section.
13182 (V850 Variable Attributes): New section.
13184 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13187 * doc/extend.texi (MicroBlaze Function Attributes): Document
13188 interrupt_handler and fast_interrupt attributes.
13190 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13193 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13194 for local symbolic operands.
13195 * config/ia64/predicates.md (local_symbolic_operand64): New
13198 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13200 PR rtl-optimization/68651
13201 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13204 2016-01-05 Nathan Sidwell <nathan@acm.org>
13206 * alias.c (compare_base_decls): Use symtab_node::get.
13208 2016-01-05 Nick Clifton <nickc@redhat.com>
13211 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13212 secondary_reload_info structure.
13215 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13216 decls if weak support is available.
13218 2016-01-04 Martin Sebor <msebor@redhat.com>
13220 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13222 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13224 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13225 OPTION_MASK_P9_DFORM.
13227 * config/rs6000/constraints.md (wo constraint): New constraint for
13230 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13232 (rs6000_init_hard_regno_mode_ok): Likewise.
13234 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13237 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13238 expanders not to have constraints. Add support for ISA 3.0 xxperm
13239 instruction. Add support for fusing xxlor with xxperm.
13240 (altivec_vperm_<mode>_internal): Likewise.
13241 (altivec_vperm_v8hiv16qi): Likewise.
13242 (altivec_vperm_<mode>v16q): Likewise.
13243 (altivec_vperm_<mode>_uns): Likewise.
13244 (vperm_v8hiv4si): Likewise.
13245 (vperm_v16qiv8hi): Likewise.
13247 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13249 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13251 Update copyright years.
13253 * gcc.c (process_command): Update copyright notice dates.
13254 * gcov-dump.c (print_version): Ditto.
13255 * gcov.c (print_version): Ditto.
13256 * gcov-tool.c (print_version): Ditto.
13257 * gengtype.c (create_file): Ditto.
13258 * doc/cpp.texi: Bump @copying's copyright year.
13259 * doc/cppinternals.texi: Ditto.
13260 * doc/gcc.texi: Ditto.
13261 * doc/gccint.texi: Ditto.
13262 * doc/gcov.texi: Ditto.
13263 * doc/install.texi: Ditto.
13264 * doc/invoke.texi: Ditto.
13266 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13268 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13269 modes larger than TImode as TImode if NEON is not enabled.
13271 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13274 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13275 mode for %f0-%f31 only if TARGET_FPU.
13277 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13280 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13281 to compute the PACKED_P predicate.
13282 (function_arg_record_value): Minor tweaks.
13284 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13286 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13287 option for arm*-*-* targets.
13289 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13291 * doc/extend.texi (Common Function Attributes): Move docs for
13292 MSP430-specific attributes to....
13293 (MSP430 Function Attributes): ...here. Delete the redundant
13294 entries and copy-edit the remaining text.
13295 (MSP430 Variable Attributes): Use uniform format for index
13296 entries and add a cross-reference to the corresponding function
13299 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13301 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13303 (x86 Options): Likewise.
13305 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13309 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13310 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13311 to corresponding attribute.
13313 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13315 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13316 to correct alphabetization of table. Copy-edit and correct
13318 <stack_protect>: Likewise.
13319 <target_clones>: Likewise.
13321 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13322 Correct punctuation.
13323 (Code Gen Options) <-fno-plt>: Copy-edit.
13325 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13328 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13329 SI values. Explicitly convert SI to DI and vice-versa.
13331 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13333 PR tree-optimization/69070
13334 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13335 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13338 * ubsan.c (ubsan_instrument_float_cast): Call
13339 initialize_sanitizer_builtins.
13342 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13344 Copyright (C) 2016 Free Software Foundation, Inc.
13346 Copying and distribution of this file, with or without modification,
13347 are permitted in any medium without royalty provided the copyright
13348 notice and this notice are preserved.